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CommitLineData
fe35d28d
ILT		 12010-01-04 Ian Lance Taylor <iant@google.com>
2
30bc8c46
ILT		 3 PR 10980
4 * options.h (class General_options): Add
5 --allow-multiple-definition and -z muldefs.
6 * resolve.cc (Symbol_table::should_override): Don't warn about a
7 multiple symbol definition if --allow-multiple-definition or -z
8 muldefs.
9
7eaea549
ILT		 10 PR 10980
11 * options.h (class General_options): Add --add-needed and
12 --copy-dt-needed-entries. Tweak --as-needed help entry.
13 * object.cc (Input_objects::check_dynamic_dependencies): Give an
14 error if --copy-dt-needed-entries aka --add-needed is used and
15 would cause a change in behaviour.
16
fe35d28d
ILT		 17 PR 10980
18 * options.h (class General_options): Add -G as a short version of
19 --shared. Add no-op options -assert, -g, and -i.
20
55a2bb35
ST		 212010-01-04 Sriraman Tallam <tmsriram@google.com>
22
23 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
24 check for .text or .gnu.linkonce.t sections.
25 * icf.cc (Icf::find_identical_sections): Ditto.
26 Change the detection for mangled function name within the section
27 name.
28 * icf.h (is_section_foldable_candidate): New function.
29
719328e1
ILT		 302009-12-30 Ian Lance Taylor <iant@google.com>
31
32 PR 10980
33 * options.h (class General_options): Permit two dashes with
34 --retain-symbols-file.
35
d7bb5745
ILT		 362009-12-30 Ian Lance Taylor <iant@google.com>
37
403a15dd
ILT		 38 PR 10979
39 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
40 don't put the file header and segment headers in the text
41 segment.
42
eda294df
ILT		 43 PR 10979
44 * common.cc (Sort_commons::operator()): Stabilize sort when both
45 entries are NULL.
46 (Symbol_table::do_allocate_commons_list): When allocating common
47 symbols, skip a symbol which is no longer common.
48 * symtab.h (Symbol::is_common): Test whether the symbol comes from
49 an object before checking its type.
50 * testsuite/common_test_2.c: New file.
51 * testsuite/common_test_3.c: New file.
52 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
53 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
54 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
55 (common_test_2_pic.o, common_test_2.so): New targets.
56 (common_test_3_pic.o, common_test_3.so): New targets.
57 * testsuite/Makefile.in: Rebuild.
58
d7bb5745
ILT		 59 PR 10979
60 * script.cc (read_input_script): If we see a new SECTIONS clause,
61 and we have added an input section, give an error.
62 * layout.h (class Layout): Add have_added_input_section function.
63 Add have_added_input_section_ field.
64 * layout.cc (Layout::Layout): Initialize
65 have_added_input_section_.
66 (Layout::layout): Set have_added_input_section_.
67 (Layout::layout_eh_frame): Likewise.
68
fc59c572
ILT		 692009-12-30 Ian Lance Taylor <iant@google.com>
70
71 PR 10931
72 * options.h (class General_options): Add --sort-common option.
73 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
74 * common.cc (Sort_common): Add sort_order parameter to
75 constructor. Add sort_order_ field.
76 (Sort_commons::operator): Check sort_order_.
77 (Symbol_table::allocate_commons): Determine the sort order.
78 (Symbol_table::do_allocate_commons): Add sort_order parameter.
79 Change all callers.
80 (Symbol_table::do_allocate_commons_list): Likewise.
81
1c74fab0
ILT		 822009-12-30 Ian Lance Taylor <iant@google.com>
83
84 PR 10916
85 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
86 symbols from this object, don't change the visibility of an
87 undefined symbol.
88 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
89
6affe781
ILT		 902009-12-30 Ian Lance Taylor <iant@google.com>
91
92 PR 10861
93 * script.h (class Version_script_info): Define Language enum.
94 Update declarations. Define Glob, Exact, and Lookup types. Add
95 new fields globals_, locals_, and is_finalized_.
96 * script.cc: Various formatting fixes.
97 (class Parser_closure): Change language_stack_ from a vector of
98 std::string to one of Version_script_info::Language. Adjust all
99 uses accordingly.
100 (class Lazy_demangler): Remove.
101 (struct Version_expression): Change language from std::string to
102 Version_script_info::Language.
103 (Version_script_info::Version_script_info): New function.
104 (Version_script_info::~Version_script_info): Don't call clear.
105 (Version_script_info::finalize): New function.
106 (Version_script_info::build_lookup_tables): New function.
107 (Version_script_info::build_expression_list_lookup): New
108 function.
109 (Version_script_info::get_symbol_version_helper): Rewrite to use
110 lookup tables.
111 (Version_script_info::print_expression_list): Adjust to use
112 Version_script_info::Language.
113 (script_push_lex_into_version_mode): Check that the version script
114 has not been finalized.
115 (version_script_push_lang): Change language string to
116 Version_script_info::Language.
117 * options.cc (Command_line::version_script): New function.
118 * options.h (class General_options): Add finalize_dynamic_list
119 function. Change version_script from declaration to definition.
120 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
121 * testsuite/version_script.map: Remove duplicate def of foo.
122 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
123 version_script.map.
124 * testsuite/Makefile.in: Rebuild.
125
818bf354
ILT		 1262009-12-30 Ian Lance Taylor <iant@google.com>
127
128 PR 10843
129 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
130 if the input symbol index is 0, make the output symbol index 0.
131
ebcc8304
ILT		 1322009-12-30 Ian Lance Taylor <iant@google.com>
133
134 PR 10670
135 * options.h (class General_options): Add -x/--discard-all.
136 * object.cc (Sized_relobj::do_count_local_symbols): Handle
137 --discard-all. If the local symbol needs a dynamic entry, check
138 that before handling --discard-locals.
139
176fe33f
ILT		 1402009-12-30 Ian Lance Taylor <iant@google.com>
141
bb321bb1
ILT		 142 PR 10450
143 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
144 flags to PF_R.
145 (Output_segment::add_output_section): Don't change the flags if
146 the type is PT_TLS.
147
176fe33f
ILT		 148 PR 10450
149 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
150 GNU hash table if they need a dynamic value. Otherwise, don't add
151 them if they are defined in a dynamic object or are forced local.
152
e8cd95c7
ILT		 1532009-12-29 Ian Lance Taylor <iant@google.com>
154
1b81fb71
ILT		 155 PR 10450
156 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
157 .gnu.hash table for a 32-bit target.
158
8d6d383d
ILT		 159 PR 10450
160 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
161 regular and a dynamic object only needs a dynamic symbol table
162 entry if it is externally visible.
163
e785ec03
ILT		 164 PR 10450
165 * i386.cc (class Target_i386): Initialize global_offset_table_ in
166 constructor. Add global_offset_table_ field.
167 (Target_i386::got_section): Set global_offset_table_.
168 (Target_i386::do_finalize_sections): Set global_offset_table_
169 size.
170 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
171 in constructor. Add global_offset_table_ field.
172 (Target_x86_64::got_section): Set global_offset_table_.
173 (Target_x86_64::do_finalize_sections): Set global_offset_table_
174 size.
175
1a2dff53
ILT		 176 * layout.cc (Layout::Layout): Initialize increase_relro_.
177 (Layout::get_output_section): Add is_relro, is_last_relro, and
178 is_first_non_relro parameters. Change all callers.
179 (Layout::choose_output_section): Likewise.
180 (Layout::add_output_section_data): Likewise.
181 (Layout::make_output_section): Likewise.
182 (Layout::set_segment_offsets): Clear increase_relro when using a
183 linker script.
184 * layout.h (class Layout): Add increase_relro method. Add
185 increase_relro_ field. Update declarations.
186 * output.cc (Output_section::Output_section): Initialize
187 is_last_relro_ and is_first_non_relro_.
188 (Output_segment::add_output_section): Group relro sections is
189 do_sort is true. Handle is_last_relro and is_first_non_relro.
190 (Output_segment::maximum_alignment): Remove relro handling.
191 (Output_segment::set_section_addresses): Add increase_relro
192 parameter. Change all callers. Add initial alignment to align
193 relro sections on separate page. Remove old relro handling.
194 (Output_segment::set_section_list_addresses): Remove in_relro
195 parameter. Change all callers.
196 (Output_segment::set_offset): Add increase parameter. Change all
197 callers. Remove old relro handling.
198 * output.h (class Output_section): Add new methods: is_last_relro,
199 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
200 Add is_last_relro_ and is_first_non_relro_ fields.
201 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
202 Create separate .got.plt section. Call increase_relro.
203 * x86_64.cc (Target_x86_64::got_section): Likewise.
204 * testsuite/relro_script_test.t: Add .got.plt.
205
f0ba79e2
ILT		 206 PR 10450
207 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
208 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
209 (Layout::finalize): Call set_dynamic_symbol_size.
210 (Layout::set_dynamic_symbol_size): New function.
211 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
212 set_dynamic_symbol_size.
213
e8cd95c7
ILT		 214 PR 10450
215 * output.h (class Output_section): Add is_entsize_zero_ field.
216 * output.cc (Output_section::Output_section): Initialize
217 is_entsize_zero_.
218 (Output_section::set_entsize): If two different entsizes are
219 requested, force it to zero.
220 (Output_section::add_input_section): Set flags for .debug_str
221 before updating section flags. Set entsize.
222 (Output_section::update_flags_for_input_section): Set SHF_MERGE
223 and SHF_STRING if all input sections have those flags.
224
3e1b9a8a
RÁE		 2252009-12-29 Rafael Espindola <espindola@google.com>
226
227 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 228 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
229 reporting.
3e1b9a8a 230
3dcad376
ST		 2312009-12-29 Sriraman Tallam <tmsriram@google.com>
232
233 * options.cc (General_options::parse_version): Allow -v to exit
234 without an error if there is nothing to link.
235
084e2665
ILT		 2362009-12-29 Ian Lance Taylor <iant@google.com>
237
238 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
239 using a version of gcc before 4.1.
240 * configure: Rebuild.
241
250acde3
CD		 2422009-12-28 Chris Demetriou <cgd@google.com>
243
244 * attributes.cc (Output_attributes_section_data::do_write): Use
245 std::vector::front rather than std::vector::data.
246
99fff23b
ILT		 2472009-12-28 Ian Lance Taylor <iant@google.com>
248
249 * symtab.h (class Symbol_table): Add enum Defined.
250 * resolve.cc (Symbol_table::should_override): Add defined
251 parameter. Change all callers. Test whether object is NULL
252 before calling a method on it.
253 (Symbol_table::report_resolve_problem): Add defined parameter.
254 Change all callers.
255 (Symbol_table::should_override_with_special): Likewise.
256 * symtab.cc (Symbol_table::define_in_output_data): Add defined
257 parameter. Change all callers.
258 (Symbol_table::do_define_in_output_data): Likewise.
259 (Symbol_table::define_in_output_segment): Likewise.
260 (Symbol_table::do_define_in_output_segment): Likewise.
261 (Symbol_table::define_as_constant): Likewise.
262 (Symbol_table::do_define_as_constant): Likewise.
263 * script.h (class Symbol_assignment): Add is_defsym parameter to
264 constructor; change all callers.
265 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
266 parameter. Change all callers. Add is_defsym_ field.
267 (class Parser_closure): Add parsing_defsym parameter to
268 constructor; change all callers. Add parsing_defsym accessor
269 function. Add parsing_defsym_ field.
270
556bd683
ILT		 2712009-12-28 Ian Lance Taylor <iant@google.com>
272
273 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 274 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 275
1782c879
ILT		 2762009-12-23 Ian Lance Taylor <iant@google.com>
277
278 * i386.cc (Target_i386::do_calls_non_split): Recognize
279 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 280 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
281 -fsplit-stack prologue when using %r11.
1782c879 282
329ca2b1
ST		 2832009-12-21 Sriraman Tallam <tmsriram@google.com>
284
285 * options.cc (General_options::parse_version): Make -v continue and do
286 the link like GNU ld does.
287
d675ff46
RÁE		 2882009-12-17 Rafael Avila de Espindola <espindola@google.com>
289
290 * Makefile.am (CCFILES): Add timer.cc.
291 (HFILES): Add timer.h.
292 * configure.ac: Check for sysconf and times.
293 * main.cc: include timer.h.
294 (main): Use Timer instead of get_run_time.
295 * timer.cc: New.
296 * timer.h: New.
297 * workqueue.cc: include timer.h.
298 (Workqueue::find_and_run_task):
299 Report user, sys and wall time.
300 * Makefile.in: Regenerate.
301 * config.in: Regenerate.
302 * configure: Regenerate.
303
d6344fb5
DK		 3042009-12-16 Doug Kwan <dougkwan@google.com>
305
306 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
307 sections.
308 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
309 relaxed input sections.
310 * output.cc (Output_section::find_relaxed_input_section): Change
311 return type to Output_relaxed_input_section pointer. Adjust code
312 for new type of relaxed_input_section_map_.
313 * output.h (Output_section::find_relaxed_input_section): Change
314 return type to Output_relaxed_input_section pointer.
315 (Output_section::Output_relaxed_input_section_by_input_section_map):
316 New type.
317 (Output_section::relaxed_input_section_map_): Change type to
318 Output_section::Output_relaxed_input_section_by_input_section_map.
319 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
320 input section.
321
0e0d5469
ILT		 3222009-12-15 Ian Lance Taylor <iant@google.com>
323
324 * layout.cc (Layout::create_shstrtab): Only write out after input
325 sections if we are compressing debug sections.
326
0649a889
ILT		 3272009-12-15 Ian Lance Taylor <iant@google.com>
328
329 * archive.cc (Archive::add_symbols): Only look up a symbol without
330 a version if there is, in fact, a version.
331
2ea97941
ILT		 3322009-12-14 Ian Lance Taylor <iant@google.com>
333
334 Revert -Wshadow changes, all changes from:
335 2009-12-11 Doug Kwan <dougkwan@google.com>
336 2009-12-11 Nick Clifton <nickc@redhat.com>
337 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
338
b0eec2cc
DK		 3392009-12-11 Doug Kwan <dougkwan@google.com>
340
341 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
342 due to -Wshadow.
343 * attributes.cc (Object_attribute::size): Ditto.
344 (Attributes_section_data::size): Ditto.
345 (Attributes_section_data::Attributes_section_data): Ditto.
346 (Output_attributes_section_data::do_write): Ditto.
347 * attributes.h (Object_attribute::set_type): Ditto.
348 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
349
91d6fa6a
NC		 3502009-12-11 Nick Clifton <nickc@redhat.com>
351
352 * archive.cc: Fix shadowed variable warnings.
353 * arm.cc: Likewise.
354 * compressed_output.cc: Likewise.
355 * compressed_output.h: Likewise.
356 * configure: Likewise.
357 * dwarf_reader.cc: Likewise.
358 * dynobj.cc: Likewise.
359 * dynobj.h: Likewise.
360 * ehframe.cc: Likewise.
361 * ehframe.h: Likewise.
362 * errors.cc: Likewise.
363 * expression.cc: Likewise.
364 * fileread.cc: Likewise.
365 * fileread.h: Likewise.
366 * freebsd.h: Likewise.
367 * i386.cc: Likewise.
368 * icf.cc: Likewise.
369 * incremental.h: Likewise.
370 * layout.cc: Likewise.
371 * layout.h: Likewise.
372 * mapfile.cc: Likewise.
373 * merge.cc: Likewise.
374 * merge.h: Likewise.
375 * object.cc: Likewise.
376 * object.h: Likewise.
377 * options.h: Likewise.
378 * output.cc: Likewise.
379 * output.h: Likewise.
380 * parameters.cc: Likewise.
381 * plugin.cc: Likewise.
382 * powerpc.cc: Likewise.
383 * reduced_debug_output.cc: Likewise.
384 * reduced_debug_output.h: Likewise.
385 * reloc.cc: Likewise.
386 * reloc.h: Likewise.
387 * resolve.cc: Likewise.
388 * script-sections.cc: Likewise.
389 * script.cc: Likewise.
390 * script.h: Likewise.
391 * sparc.cc: Likewise.
392 * symtab.cc: Likewise.
393 * symtab.h: Likewise.
394 * target-select.cc: Likewise.
395 * target-select.h: Likewise.
396 * token.h: Likewise.
397 * workqueue.cc: Likewise.
398 * workqueue.h: Likewise.
399 * x86_64.cc: Likewise.
400
a0351a69
DK		 4012009-12-10 Doug Kwan <dougkwan@google.com>
402
403 * arm.cc (attributes.h): New include.
404 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
405 (Arm_relobj::~Arm_relobj): Delete object pointed by
406 attributes_section_data_.
407 (Arm_relobj::attributes_section_data): New method definition.
408 (Arm_relobj::attributes_section_data_): New data member declaration.
409 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
410 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
411 attributes_section_data_.
412 (Arm_dynobj::attributes_section_data): New method definition.
413 (Arm_dynobj::attributes_section_data_): New data member declaration.
414 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
415 initialization value of may_use_blx_ to false.
416 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
417 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
418 object attributes to compute results instead of hard-coding.
419 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
420 Target_arm::get_secondary_compatible_arch,
421 Target_arm::set_secondary_compatible_arch
422 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
423 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
424 New method declarations.
425 (Target_arm::get_aeabi_object_attribute): New method definition.
426 (Target_arm::attributes_section_data_): New data member declaration.
427 (read_arm_attributes_section): New template definition.
428 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
429 (Arm_dynobj::do_read_symbols): Ditto.
430 (Target_arm::do_finalize_sections): Merge attributes sections from
431 input. Check for BLX use after attributes section merging.
432 Fix __exidx_start and __exidx_end visibility. Create an
433 .ARM.attributes section if necessary.
434 (Target_arm::get_secondary_compatible_arch,
435 Target_arm::set_secondary_compatible_arch,
436 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
437 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
438 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
439 New method definitions.
440
b59befec
ILT		 4412009-12-09 Ian Lance Taylor <iant@google.com>
442
443 * plugin.cc (Plugin::load): Don't cast from void* to a function
444 pointer.
445
1276bc89
ILT		 4462009-12-09 Ian Lance Taylor <iant@google.com>
447
448 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
449 information fields.
450
2f2de248
L		 4512009-12-09 H.J. Lu <hongjiu.lu@intel.com>
452
453 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
454 Replace two_file_shared_1.so with two_file_shared_2.so.
455 * testsuite/Makefile.in: Regenerated.
456
4f787271
DK		 4572009-12-08 Doug Kwan <dougkwan@google.com>
458
459 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
460 (HFILES): Add attributes.h and int_encoding.h.
461 * Makefile.in: Regenerate.
462 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
463 function definitions to int_encoding.cc
464 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
465 prototypes to int_encoding.h
466 * reduced_debug_output.cc (int_encoding.h): New include.
467 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
468 function definitions to int_encoding.cc
469 (insert_into_vector, read_from_pointer): Move template definitions to
470 int_encoding.h
471 * attributes.cc: New file.
472 * attributes.h: New file.
473 * int_encoding.cc: New file.
474 * int_encoding.h: New file.
475
20b52f1a
RÁE		 4762009-12-07 Rafael Avila de Espindola <espindola@google.com>
477
478 PR gold/11055
479 * incremental-dump.cc (dump_incremental_inputs): New.
480 (main): Use dump_incremental_inputs.
481
53d7974c
L		 4822009-12-07 H.J. Lu <hongjiu.lu@intel.com>
483
484 PR gold/10893
485 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
486 checking elfcpp::STT_FUNC.
487 (Target_i386::Relocate::relocate): Likewise.
488 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
489
490 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
491 symbols from shared libraries into normal FUNC symbols.
492
493 * symtab.h (Symbol): Add is_func and use it.
494
05a352e6
DK		 4952009-12-05 Doug Kwan <dougkwan@google.com>
496
497 * arm.cc (Target_arm::arm_info): Initialize new fields
498 attributes_section and attributes_vendor.
499 * i386.cc (Target_i386::i386_info): Same.
500 * object.cc (Sized_relobj::do_layout): Skip attribute section.
501 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
502 fields attributes_section and attributes_vendor.
53d7974c 503 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 504 * target.h (Target::attributes_section, Target::attributes_vendor,
505 Target::is_attributes_section, Target::attribute_arg_type,
506 Target::attributes_order): New method definitions.
507 (Target::Target_info::attributes_section,
508 Target::Target_info::attributes_vendor): New fields.
509 (Target::do_attribute_arg_type, Target::do_attributes_order): New
510 virtual method definitions.
511 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
512 attributes_section and attributes_vendor.
513 * testsuite/testfile.cc (Target_test::test_target_info): Same.
514
f4e5969c
DK		 5152009-12-05 Doug Kwan <dougkwan@google.com>
516
517 * arm.cc: Update comments about interworking and stub generation.
518 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
519 considered as non-PIC.
520 (Arm_relocate_functions::base_abs): Fix formatting.
521 (Arm_relocate_functions::got_prel): Fix comment. Change interface
522 of function to use GOT entry address instead of offset.
523 (Target_arm::Scan::global): Issue an error if a symbol would need a
524 PLT does not get one because it is untyped. Remove code to create
525 dynamic symbols for relative branches.
526 (Target_arm::Relocate::relocate: Use 0 instead of false since function
527 takes unsigned integer instead of boolean.
528
1abce4a6
L		 5292009-12-05 H.J. Lu <hongjiu.lu@intel.com>
530
531 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
532 (two_file_test_LDADD): Likewise.
533 (common_test_1_LDADD): Likewise.
534 (exception_test_LDADD) Likewise.
535 (weak_test_LDADD): Likewise.
536 (many_sections_test_LDADD): Likewise.
537 (initpri1_LDADD): Likewise.
538 (script_test_1_LDADD): Likewise.
539 (script_test_2_LDADD): Likewise.
540 (justsyms_LDADD): Likewise.
541 (binary_test_LDADD): Likewise.
542 (large_LDADD): Likewise.
543 * testsuite/Makefile.in: Regenerated.
544
adcf2816 5452009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 546
adcf2816
L		 547 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
548 (Symbol_table::override_with_special): Likewise.
549 (Symbol_table::add_from_object): Likewise.
550
28e67f5d
RÁE		 5512009-12-04 Rafael Avila de Espindola <espindola@google.com>
552
553 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
554 Don't set the data_offset twice.
555
ae10a101
RÁE		 5562009-12-04 Rafael Avila de Espindola <espindola@google.com>
557
558 * testsuite/Makefile.in: Regenerate.
559
f59f41f3
DK		 5602009-12-03 Doug Kwan <dougkwan@google.com>
561
562 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
563 (Target_arm::do_finalize_sections): Add parameter for symbol table
564 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
565 * i386.cc (Target_i386::do_finalize_sections): Add an additional
566 parameter for symbol table pointer.
567 * layout.cc (Layout::finalize): Call Target::finalize_sections with
568 an additional parameter for a pointer to symbol table.
569 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
570 parameter for a symbol table pointer.
571 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
572 * target.h (Target::finalize_sections, Target::do_finalize_sections):
573 Ditto.
574 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
575 parameter for a symbol table pointer.
576
ca55d848
RÁE		 5772009-12-03 Rafael Avila de Espindola <espindola@google.com>
578
579 * incremental.cc (Incremental_inputs_header)
580 (Incremental_inputs_header_write, Incremental_inputs_entry)
581 (Incremental_inputs_entry_write): Move ...
582 * incremental.h (Incremental_inputs_header)
583 (Incremental_inputs_header_write, Incremental_inputs_entry)
584 (Incremental_inputs_entry_write): here.
585
3aec4f9c
RÁE		 5862009-12-02 Rafael Avila de Espindola <espindola@google.com>
587
588 * incremental.cc (make_sized_incremental_binary): Set the target.
589 Error if it is incompatible.
590 * output.h (Output_file): Add filename method.
591
9c0ae74d
RÁE		 5922009-12-02 Rafael Avila de Espindola <espindola@google.com>
593
594 * incremental.cc (Incremental_inputs_entry): Remove unused argument
595 from the get_* methods.
596
a45500ae
RÁE		 5972009-12-02 Rafael Avila de Espindola <espindola@google.com>
598
599 * incremental-dump.cc (main): Check that the offeset of a script is 0.
600 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
601 Write 0 for the data_offset of scripts.
602
325e6408
RÁE		 6032009-12-02 Rafael Avila de Espindola <espindola@google.com>
604
605 * testsuite/Makefile.am: Add the incremental_test.sh test.
606 * testsuite/incremental_test.sh: New.
607 * testsuite/incremental_test_1.c: New.
608 * testsuite/incremental_test_2.c: New.
609
954c3e2e
RÁE		 6102009-12-01 Rafael Avila de Espindola <espindola@google.com>
611
612 * incremental-dump.cc (main): Fix typos.
613
f8086623
RÁE		 6142009-11-27 Rafael Avila de Espindola <espindola@google.com>
615
616 PR gold/11025
617 * incremental-dump.cc (main): Use llu to print 64 bit values.
618
3b0dd6ac
L		 6192009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
620 H.J. Lu <hongjiu.lu@intel.com>
621
622 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
623 $(LIBDL).
624 (incremental_dump_LDADD): Likewise.
625 * Makefile.in: Regenerated.
626
a6d1ef57
DK		 6272009-11-25 Doug Kwan <dougkwan@google.com>
628
629 Revert:
630
631 2009-11-25 Doug Kwan <dougkwan@google.com>
632
633 * arm.cc (Target_arm::Target_arm): Move method definition
634 outside of class definition. Add code to handle
635 --target1-rel, --target1-abs and --target2= options.
636 (Target_arm::get_reloc_reloc_type): Change method to be
637 non-static and const.
638 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
639 New data member declaration.
640 (Target_arm::Scan::local, Target_arm::Scan::global,
641 Target_arm::Relocate::relocate,
642 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
643 Adjust call to Target_arm::get_real_reloc_type.
644 (Target_arm::get_real_reloc_type): Use command line options
645 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
646 * options.h (--target1-rel, --target1-abs, --target2): New
647 ARM-only options.
648
50aeb7d4
DK		 6492009-11-25 Doug Kwan <dougkwan@google.com>
650
651 * arm.cc (Target_arm::Target_arm): Move method definition outside of
652 class definition. Add code to handle --target1-rel, --target1-abs
653 and --target2= options.
654 (Target_arm::get_reloc_reloc_type): Change method to be non-static
655 and const.
656 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
657 member declaration.
658 (Target_arm::Scan::local, Target_arm::Scan::global,
659 Target_arm::Relocate::relocate,
660 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
661 call to Target_arm::get_real_reloc_type.
662 (Target_arm::get_real_reloc_type): Use command line options to
663 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
664 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
665 options.
666
51938283
DK		 6672009-11-25 Doug Kwan <dougkwan@google.com>
668
669 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
670 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
671 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
672 formatting.
673 (Arm_relocate_functions::thm_call): Replace body with a call to
674 Arm_relocate_functions::thumb_branch_common.
675 (Arm_relocate_functions::thm_jump24,
676 Arm_relocate_functions::thm_xpc22): New method definitions.
677 (Arm_relocate_functions::thumb_branch_common): New method definition.
678 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
679 operator.
680 (Target_arm::Relocate::relocate): Adjust call to thm_call.
681 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
682
e2b8f3c4
RÁE		 6832009-11-24 Rafael Avila de Espindola <espindola@google.com>
684
685 * Makefile.am: Build incremental-dump
686 * Makefile.in: Regenerate.
687 * incremental-dump.cc: New.
688 * incremental.cc (Incremental_inputs_header_data,
689 Incremental_inputs_entry_data): Move to incremental.h
690 * incremental.h: (Incremental_inputs_header_data,
691 Incremental_inputs_entry_data): Move from incremental.cc
692
bcba9aec
RÁE		 6932009-11-24 Rafael Avila de Espindola <espindola@google.com>
694
695 * incremental.cc (Incremental_inputs_header,
696 Incremental_inputs_header_write, Incremental_inputs_entry,
697 Incremental_inputs_entry_write): Add a typedef with the data type.
698
7c3afe08
RÁE		 6992009-11-24 Rafael Avila de Espindola <espindola@google.com>
700
701 * incremental.cc (Incremental_inputs_header,
702 Incremental_inputs_header_write, Incremental_inputs_entry,
703 Incremental_inputs_entry_write): Update comment about which
704 type has the filed descriptions.
705
d204b6e9
DK		 7062009-11-15 Doug Kwan <dougkwan@google.com>
707
708 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
709 (Arm_relocate_functions::arm_branch_common): Change method defintion
710 in class definition to a method declaration and update list of formal
711 parameters.
712 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
713 Arm_relocation_functions::jump24): Adjust call to
714 Arm_relocate_functions::arm_branch_common. Update list of formal
715 parameters.
716 (Arm_relocate_functions::xpc25): New method definition.
717 (Arm_relocate_functions::arm_branch_common): Move method defintion
718 out from class definition. Use stubs for mode-switching and extending
719 branch ranges.
720 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
721 specially. Change code to enable use of stubs in ARM branches.
722
43d12afe
DK		 7232009-11-10 Doug Kwan <dougkwan@google.com>
724
725 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
726 in method declaration.
727 (Target_arm::relocate_stub): New method declaration.
728 (Target_arm::default_target): Change to return a pointer instead of
729 a const reference.
730 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
731 Target_arm::default_target.
732 (Arm_Relobj::do_relocate_sections): Remove options paramater in
733 method definition.
734 (Target_arm::relocate_section): Adjust view.
735 (Target_arm::relocate_stub): New method definition.
736
ac33a407
DK		 7372009-11-10 Doug Kwan <dougkwan@google.com>
738
739 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
740 a format warning.
741 * incremental.cc (open_incremental_binary): Initialized local
742 variables to avoid warnings.
743 * object.cc (make_elf_object): Ditto.
744 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
745 a format warning.
746
88ee28e9
L		 747009-11-09 H.J. Lu <hongjiu.lu@intel.com>
748
749 PR gold/10930
750 * testsuite/plugin_test.c: Include "config.h".
751
2daedcd6
DK		 7522009-11-09 Doug Kwan <dougkwan@google.com>
753
754 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
755 (arm_symbol_value): Remove.
756 (Arm_relocate_functions::arm_branch_common,
757 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
758 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
759 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
760 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
761 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
762 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
763 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
764 Arm_relocate_functions::thm_mobw_abs_nc,
765 Arm_relocate_functions::thm_mov_abs,
766 Arm_relocate_functions::movw_prel_nc,
767 Arm_relocate_functions::thm_movt_abs,
768 Arm_relocate_functions::movt_prel,
769 Arm_relocate_functions::thm_movw_prel_nc,
770 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
771 (Target_arm::Relocate::relocate): Only decompose address into two
772 parts if relocation type uses the thumb-bit and pass the actual
773 bit instead of a flag indicating that the thumb-bit is used. Adjust
774 calls to methods in Arm_relocate_functions for this change.
775
1276bc89 7762009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 777
778 PR 10925
779 * reloc.cc: Instantiate
780 Sized_relobj::initialize_input_to_output_maps and
781 Sized_relobj:free_input_to_output_maps.
782
e53ad1b5
ILT		 7832009-11-06 Ian Lance Taylor <iant@google.com>
784
785 PR 10876
786 * defstd.cc (in_segment): Set only_if_ref true for "end".
787
eb44217c
DK		 7882009-11-06 Doug Kwan <dougkwan@google.com>
789
790 * arm.cc (class Reloc_stub): Correct a comment.
791 (Target_arm::Target_arm): Initialize arm_input_section_map_.
792 (Target_arm::scan_section_for_stubs): New method declaration.
793 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
794 Change methods from private to protected.
795 (Target_arm::do_may_relax): New method definition.
796 (Target_arm::do_relax, Target_arm::group_sections,
797 Target_arm::scan_reloc_for_stub,
798 Target_arm::scan_reloc_section_for_stubs): New method declarations.
799 (Target_arm::arm_input_section_map_): New data member declaration.
800 (Target_arm::scan_reloc_for_stub,
801 Target_arm::scan_reloc_section_for_stubs,
802 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
803 Target_arm::do_relax): New method definitions.
804
5d329b7d
ILT		 8052009-11-06 Mikolaj Zalewski <mikolaj@google.com>
806
807 * configure.ac: Check for (struct stat)::st_mtim
808 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
809 * config.in: Regenerate.
810 * configure: Regenerate.
811
96a0d71b
ILT		 8122009-11-05 Ian Lance Taylor <iant@google.com>
813
814 PR 10910
815 * output.cc (Output_segment::add_output_section): Add missing
816 return statement.
817
594c8e5e
ILT		 8182009-11-04 Ian Lance Taylor <iant@google.com>
819
820 PR 10880
821 * object.h (class Object): Add is_needed and set_is_needed
822 methods. Add is_needed_ field. Make bool fields into bitfields.
823 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
824 defined in a dynamic object and referenced by a regular object,
825 set is_needed for the dynamic object.
826 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
827 if the file is marked with as_needed and it is not needed.
828
22b127cc
ILT		 8292009-11-04 Ian Lance Taylor <iant@google.com>
830
831 PR 10887
832 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
833 tags if data is discarded by linker script.
834 * i386.cc (Target_i386::do_finalize_sections): Likewise.
835 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
836 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
837 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
838
f5c870d2
ILT		 8392009-11-04 Ian Lance Taylor <iant@google.com>
840
841 * layout.cc (Layout::get_output_section): Add is_interp and
842 is_dynamic_linker_section parameters. Change all callers.
843 (Layout::choose_output_section): Likewise.
844 (Layout::make_output_section): Likewise.
845 (Layout::add_output_section_data): Add is_dynamic_linker_section
846 parameter. Change all callers.
847 * layout.h (class Layout): Update declarations.
848 * output.h (class Output_section): Add is_interp, set_is_interp,
849 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
850 Add is_interp_, is_dynamic_linker_section_ fields. Change
851 generate_code_fills_at_write_ to a bitfield.
852 * output.cc (Output_section::Output_sections): Initialize new
853 fields.
854 (Output_segment::add_output_section): Add do_sort parameter.
855 Change all callers.
856
1ae4d23b
ILT		 8572009-11-03 Ian Lance Taylor <iant@google.com>
858
859 PR 10860
860 * options.h (class General_options): Add --warn-common.
861 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
862 merging two common symbols.
863 (Symbol_table::should_override): Handle --warn-common when merging
864 a common symbol with a defined symbol. Use report_resolve_problem
865 for multiple definitions.
866 (Symbol_table::report_resolve_problem): New function.
867 * symtab.h (class Symbol_table): Declare report_resolve_problem.
868
55da9579
DK		 8692009-11-03 Doug Kwan <dougkwan@google.com>
870
871 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
872 stub_factory_.
873 (Target_arm::stub_factory): New method definition.
874 (Target_arm::new_arm_input_section,
875 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
876 Target_arm::reloc_uses_thumb_bit): New method declarations.
877 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
878 New type definitions.
879 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
880 member declarations.
881 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
882 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
883 New method definitions.
884
37a9ac43
ILT		 8852009-11-03 Ian Lance Taylor <iant@google.com>
886
887 * options.h (class General_options): Add --warn_constructors.
888
b3d6a3d4
ILT		 8892009-11-03 Ian Lance Taylor <iant@google.com>
890
891 PR 10893
892 * defstd.cc (in_section): Add entries for __rel_iplt_start,
893 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
894
934b01dd
ILT		 8952009-11-03 Ian Lance Taylor <iant@google.com>
896
897 PR 10895
898 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
899 --msgid-bugs-address.
900 (install-pdf): New target.
901 (install-data_yes): Look up one directory to find mkinstalldirs.
902
03c1939b
L		 9032009-11-03 H.J. Lu <hongjiu.lu@intel.com>
904
905 * po/Make-in (.po.gmo): Don't generate .gmo files in source
906 tree.
907
ebd95253
DK		 9082009-10-30 Doug Kwan <dougkwan@google.com>
909
910 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
911
e9bbb538
DK		 9122009-10-30 Doug Kwan <dougkwan@google.com>
913
914 * arm.cc (Stub_addend_reader): New struct template definition
915 and partial specializations.
916 (Stub_addend_reader::operator()): New method definition for a
917 partially specialized template.
918
d5b40221
DK		 9192009-10-30 Doug Kwan <dougkwan@google.com>
920
921 * arm.cc (Arm_relobj::processor_specific_flags): New method
922 definition.
923 (Arm_relobj::do_read_symbols): New method declaration.
924 (Arm_relobj::processor_specific_flags_): New data member declaration.
925 (Arm_dynobj): New class definition.
926 (Target_arm::do_finalize_sections): Add input_objects parameter.
927 (Target_arm::do_adjust_elf_header): New method declaration.
928 (Target_arm::are_eabi_versions_compatible,
929 (Target_arm::merge_processor_specific_flags): New method declaration.
930 (Target_arm::do_make_elf_object): New overloaded method definitions
931 and declaration.
932 (Arm_relobj::do_read_symbols): New method definition.
933 (Arm_dynobj::do_read_symbols): Ditto.
934 (Target_arm::do_finalize_sections): Add input_objects parameters.
935 Merge processor-specific flags from all input objects.
936 (Target_arm::are_eabi_versions_compatible,
937 Target_arm::merge_processor_specific_flags,
938 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
939 New method definitions.
940 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
941 Input_objects pointer type parameter.
942 * layout.cc (Layout::finalize): Pass input objects to target's.
943 finalize_sections function.
944 * output.cc (Output_file_header::do_sized_write): Set ELF file
945 header's processor-specific flags.
946 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
947 Input_objects pointer type parameter.
948 * sparc.cc (Target_sparc::do_finalize_sections): Same.
949 * target.h (Input_objects): New forward class declaration.
950 (Target::processor_specific_flags,
951 Target::are_processor_specific_flags_sect): New method definitions.
952 (Target::finalize_sections): Add input_objects parameter.
953 (Target::Target): Initialize processor_specific_flags_ and
954 are_processor_specific_flags_set_.
955 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
956 parameter.
957 (Target::set_processor_specific_flags): New method definition.
958 (Target::processor_specific_flags_,
959 Target::are_processor_specific_flags_set_): New data member
960 declarations.
961 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
962 Input_objects pointer type parameter.
963
ebabffbd
DK		 9642009-10-30 Doug Kwan <dougkwan@google.com>
965
966 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
967
ad0f2072
ILT		 9682009-10-28 Ian Lance Taylor <iant@google.com>
969
970 * object.h (class Relobj): Drop options parameter from
971 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
972 do_scan_relocs, do_relocate. Change all callers.
973 (class Sized_relobj): Drop options parameters from
974 do_gc_process_relocs, do_scan_relocs, do_relocate,
975 do_relocate_sections, relocate_sections, emit_relocs_scan,
976 emit_relocs_scan_reltype. Change all callers.
977 (struct Relocate_info): Remove options field and all references to
978 it.
979 * reloc.h (class Read_relocs): Remove options constructor
980 parameter and options_ field. Change all callers.
981 (class Gc_process_relocs, class Scan_relocs): Likewise.
982 (class Relocate_task): Likewise.
983 * target-reloc.h (scan_relocs): Remove options parameter. Change
984 all callers.
985 (scan_relocatable_relocs): Likewise.
986 * target.h (class Sized_target): Remove options parameter from
987 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
988 all callers.
989 * gc.h (gc_process_relocs): Remove options parameter. Change all
990 callers.
991 * arm.cc: Update functions to remove options parameters.
992 * i386.cc: Likewise.
993 * powerpc.cc: Likewise.
994 * sparc.cc: Likewise.
995 * x86_64.cc: Likewise.
996 * testsuite/testfile.cc: Likewise.
997
8ffa3667
DK		 9982009-10-28 Doug Kwan <dougkwan@google.com>
999
1000 * arm.cc (Arm_relobj): New class definition.
1001 (Arm_relobj::scan_sections_for_stubs,
1002 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1003 New method definitions.
1004
40f36857
CC		 10052009-10-28 Cary Coutant <ccoutant@google.com>
1006
1007 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1008 (Plugin::cleanup_done_): New member.
1009 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1010 (Plugin_manager::cleanup_done_): Remove.
1011 (Plugin_manager::add_input_file): Edit error message.
1012 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1013 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1014
2c849493
ILT		 10152009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1016
1017 * fileread.cc: (File_read::View::~View): Use the new
1018 data_ownership_ filed.
1019 (File_read::~File_read): Dispose the new whole_file_view_.
1020 (File_read::open): Mmap the whole file if needed.
1021 (File_read::open): Use whole_file_view_ instead of contents_.
1022 (File_read::find_view): Use whole_file_view_ if applicable.
1023 (File_read::do_read): Use whole_file_view_ instead of contents_.
1024 (File_read::make_view): Use whole_file_view_ instead of contents_,
1025 update File_read::View::View call.
1026 (File_read::find_or_make_view): Update File_read::View::View
1027 call.
1028 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1029 remove contents_
1030 (File_read::View::Data_ownership): New enum.
1031 (File_read::View::View): Replace bool mapped_ with Data_ownership
1032 argument.
1033 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1034 (File_read::View::data_ownership_): New field.
1035 (File_read::contents_): Remove (replaced by whole_file_view_).
1036 (File_read::whole_file_view_): New field.
1037 * options.h (class General_options): Add --keep-files-mapped.
1038
24998053
CC		 10392009-10-27 Cary Coutant <ccoutant@google.com>
1040
1041 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1042 * testsuite/Makefile.am (plugin_test_5): New test case.
1043 * testsuite/Makefile.in: Regenerate.
1044
72adc4fa
DK		 10452009-10-25 Doug Kwan <dougkwan@google.com>
1046
1047 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1048 from private to protected to allow access by child class.
1049 (Sized_relobj::do_relocate_sections): New method declaration.
1050 (Sized_relobj::relocate_sections): Virtualize.
1051 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1052 Sized_relobj::relocate_sections. Instantiate template explicitly
1053 for different target sizes and endianity.
1054
07f508a2
DK		 10552009-10-24 Doug Kwan <dougkwan@google.com>
1056
1057 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1058 (Arm_input_section::as_arm_input_section): New method.
1059 (Arm_output_section): New class definition.
1060 (Arm_output_section::create_stub_group,
1061 Arm_output_section::group_sections): New method definitions.
1062
10ad9fe5
DK		 10632009-10-22 Doug Kwan <dougkwan@google.com>
1064
1065 * arm.cc (Arm_input_section): New class definition.
1066 (Arm_input_section::init, Arm_input_section:do_write,
1067 Arm_input_section::set_final_data_size,
1068 Arm_input_section::do_reset_address_and_file_offset): New method
1069 definitions.
1070
56ee5e00
DK		 10712009-10-21 Doug Kwan <dougkwan@google.com>
1072
1073 * arm.cc (Stub_table, Arm_input_section): New forward class
1074 declarations.
1075 (Stub_table): New class defintion.
1076 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1077 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1078 New method definition.
1079
b569affa
DK		 10802009-10-21 Doug Kwan <dougkwan@google.com>
1081
1082 * arm.cc: Update copyright comments.
1083 (Target_arm): New forward class template declaration.
1084 (Arm_address): New type.
1085 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1086 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1087 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1088 constants.
1089 (Insn_template): Same.
1090 (DEF_STUBS): New macro.
1091 (Stub_type): New enum type.
1092 (Stub_template): New class definition.
1093 (Stub): Same.
1094 (Reloc_stub): Same.
1095 (Stub_factory): Same.
1096 (Target_arm::Target_arm): Initialize may_use_blx_ and
1097 should_force_pic_veneer_.
1098 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1099 Target_arm::should_force_pic_veneer,
1100 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1101 Target_arm::using_thumb_only, Target_arm:;default_target): New
1102 method defintions.
1103 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1104 New data member declarations.
1105 (Insn_template::size, Insn_template::alignment): New method defintions.
1106 (Stub_template::Stub_template): New method definition.
1107 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1108 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1109 (Stub_factory::Stub_factory): New method definition.
1110 * gold.h (string_hash): New template.
1111 * output.h (Input_section_specifier::hash_value): Use
1112 gold::string_hash.
1113 (Input_section_specifier::string_hash): Remove.
1114 * stringpool.cc (Stringpool_template::string_hash): Use
1115 gold::string_hash.
1116
6c172549
DK		 11172009-10-20 Doug Kwan <dougkwan@google.com>
1118
1119 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1120 symbols of relaxed input sections.
1121 * output.h (Output_section::find_relaxed_input_section): Make
1122 method public.
1123
c5617f2f
DK		 11242009-10-16 Doug Kwan <dougkwan@google.com>
1125
1126 * dynobj.cc (Versions::Versions): Initialize version_script_.
1127 Only insert base version symbol definition for a shared object
1128 if version script defines any version versions.
1129 (Versions::define_base_version): New method definition.
1130 (Versions::add_def): Check that base version is not needed.
1131 (Versions::add_need): Define base version lazily.
1132 * dynobj.h (Versions::define_base_version): New method declaration.
1133 (Versions::needs_base_version_): New data member declaration.
1134 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1135 (check_DATA): Add no_version_test.stdout.
1136 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1137 New make rules.
1138 * testsuite/Makefile.in: Regenerate.
1139 * testsuite/no_version_test.c: New file.
1140 * testsuite/no_version_test.sh: Ditto.
1141
3c12dcdb
DK		 11422009-10-16 Doug Kwan <dougkwan@google.com>
1143
1144 * expression.cc (class Segment_start_expression): New class definition.
1145 (Segment_start_expression::value): New method definition.
1146 (script_exp_function_segment_start): Return a new
1147 Segment_start_expression.
1148 * gold/script-c.h (script_saw_segment_start_expression): New function
1149 prototype.
1150 * script-sections.cc (Script_sections::Script_sections): Initialize
1151 SAW_SEGMENT_START_EXPRESSION_ to false.
1152 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1153 and -Tbbs options to specify section addresses if given in
1154 command line and no SEGMENT_START expression is seen in a script.
1155 * script-sections.h (Script_sections::saw_segment_start_expression,
1156 Script_sections::set_saw_segment_start_expression): New method
1157 definition.
1158 (Script_sections::saw_segment_start_expression_): New data member
1159 declaration.
1160 * script.cc (script_saw_segment_start_expression): New function.
1161 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1162 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1163 script_test_7.sh and script_test_8.sh.
1164 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1165 script_test_8.stdout.
1166 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1167 (script_test_6, script_test_6.stdout, script_test_7,
1168 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1169 * Makefile.in: Regenerate.
1170 * testsuite/script_test_6.sh: New file.
1171 * testsuite/script_test_6.t: Same.
1172 * testsuite/script_test_7.sh: Same.
1173 * testsuite/script_test_7.t: Same.
1174 * testsuite/script_test_8.sh: Same.
1175
64b1ae37
DK		 11762009-10-16 Doug Kwan <dougkwan@google.com>
1177
1178 * output.cc (Output_segment::set_section_list_address): Cast
1179 expressions to unsigned long long type to avoid format warnings.
1180
661be1e2
ILT		 11812009-10-15 Ian Lance Taylor <iant@google.com>
1182
12edd763 1183 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1184 dot assignment to script_sections_.
12edd763
ILT		 1185 * script-sections.cc (Script_sections::add_dot_assignment):
1186 Initialize if necessary.
1187
68b6574b
ILT		 1188 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1189 program headers with no load segment if there is a linker script.
1190
661be1e2
ILT		 1191 * layout.cc (Layout::set_segment_offsets): Align the file offset
1192 to the segment aligment for -N or -n with no load segment.
1193 * output.cc (Output_segment::add_output_section): Don't crash if
1194 the first section is a TLS section.
1195 (Output_segment::set_section_list_addresses): Print an error
1196 message if the address moves backward in a linker script.
1197 * script-sections.cc
1198 (Output_section_element_input::set_section_addresses): Don't
1199 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1200 (Orphan_output_section::set_section_addresses): Likewise.
1201
f15f61a7
DK		 12022009-10-15 Doug Kwan <dougkwan@google.com>
1203
1204 * layout.cc (Layout::finish_dynamic_section): Generate tags
1205 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1206 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1207 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1208
82bb573a
ILT		 12092009-10-14 Ian Lance Taylor <iant@google.com>
1210
1211 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1212 fields.
1213 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1214 data_shdr fields of relinfo.
1215 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1216 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1217 R_386_TLS_LDO_32, adjust based on section flags.
1218 (Target_i386::Relocate::fix_up_ldo): Remove.
1219
374ad285
ILT		 12202009-10-13 Ian Lance Taylor <iant@google.com>
1221
1222 Add support for -pie.
1223 * options.h (class General_options): Add -pie and
1224 --pic-executable.
1225 (General_options::output_is_position_independent): Test -pie.
1226 (General_options::output_is_executable): Return true if not shared
1227 and not relocatable.
1228 (General_options::output_is_pie): Remove.
1229 * options.cc (General_options::finalize): Reject incompatible uses
1230 of -pie.
1231 * gold.cc (queue_middle_tasks): A -pie link is not static.
1232 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1233 * symtab.cc (Symbol::final_value_is_known): Return false if
1234 output_is_position_independent.
1235 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1236 output_is_position_independent.
1237 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1238 output_is_position_independent.
1239 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1240 output_is_position_independent.
1241 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1242 two_file_pie_test.
1243 (basic_pie_test.o, basic_pie_test): New targets.
1244 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1245 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1246 (two_file_pie_test): New target.
1247 * testsuite/Makefile.in: Rebuild.
1248 * README: Remove note saying that -pie is not supported.
1249
c6585162
ILT		 12502009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1251
1252 * options.h (class General_options): Add -init and -fini.
1253 * layout.cc (Layout::finish_dynamic_section): Emit
1254 given init and fini functions.
1255
032ce4e9
ST		 12562009-10-13 Sriraman Tallam <tmsriram@google.com>
1257
1258 * gc.h (gc_process_relocs): Check if icf is enabled using new
1259 function.
1260 * gold.cc (queue_initial_tasks): Likewise.
1261 (queue_middle_tasks): Likewise.
1262 * object.cc (do_layout): Likewise.
1263 * symtab.cc (is_section_folded): Likewise.
1264 * main.cc (main): Likewise.
1265 * reloc.cc (Read_relocs::run): Likewise.
1266 (Sized_relobj::do_scan_relocs): Likewise.
1267 * icf.cc (is_function_ctor_or_dtor): New function.
1268 (Icf::find_identical_sections): Check if function is ctor or dtor when
1269 safe icf is chosen.
1270 * options.h (General_options::icf): Change option to be an enum.
1271 (Icf_status): New enum.
1272 (icf_enabled): New method.
1273 (icf_safe_folding): New method.
1274 (set_icf_status): New method.
1275 (icf_status_): New variable.
1276 * (options.cc) (General_options::finalize): Set icf_status_.
1277 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1278 icf_test and icf_keep_unique_test to use the --icf enum flag.
1279 * testsuite/icf_safe_test.sh: New file.
1280 * testsuite/icf_safe_test.cc: New file.
1281
f345227a
ST		 12822009-10-12 Sriraman Tallam <tmsriram@google.com>
1283
1284 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1285 includes to gc.h and icf.h.
1286 * arm.cc: Include gc.h.
1287 * gold.cc: Likewise.
1288 * i386.cc: Likewise.
1289 * powerpc.cc: Likewise.
1290 * sparc.cc: Likewise.
1291 * x86_64.cc: Likewise.
1292 * gc.h: Include icf.h.
1293
1c7814ed
ILT		 12942009-10-11 Ian Lance Taylor <iant@google.com>
1295
1296 * plugin.cc: Include "gold.h" before other header files.
1297
ae3b5189
CD		 12982009-10-10 Chris Demetriou <cgd@google.com>
1299
1300 * options.h (Input_file_argument::Input_file_type): New enum.
1301 (Input_file_argument::is_lib_): Replace with...
1302 (Input_file_argument::type_): New member.
1303 (Input_file_argument::Input_file_argument): Take Input_file_type
1304 'type' rather than boolean 'is_lib' as second argument.
1305 (Input_file_argument::is_lib): Use type_.
1306 (Input_file_argument::is_searched_file): New function.
1307 (Input_file_argument::may_need_search): Handle is_searched_file.
1308 * options.cc (General_options::parse_library): Support -l:filename.
1309 (General_options::parse_just_symbols): Update for Input_file_argument
1310 changes.
1311 (Command_line::process): Likewise.
1312 * archive.cc (Archive::get_file_and_offset): Likewise.
1313 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1314 * script.cc (read_script_file, script_add_file): Likewise.
1315 * fileread.cc (Input_file::Input_file): Likewise.
1316 (Input_file::will_search_for): Handle is_searched_file.
1317 (Input_file::open): Likewise.
1318 * readsyms.cc (Read_symbols::get_name): Likewise.
1319 * testsuite/Makefile.am (searched_file_test): New test.
1320 * testsuite/Makefile.in: Regenerate.
1321 * testsuite/searched_file_test.cc: New file.
1322 * testsuite/searched_file_test_lib.cc: New file.
1323
f3048a1d
ILT		 13242009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1325 Ian Lance Taylor <iant@google.com>
1326
1327 * descriptor.cc: Include <cstdio> and "binary-io.h".
1328 (Descriptors::open): Open the files in binary mode always.
1329 * script.cc (Lex::get_token): Treat \r as whitespace.
1330
d4780e57
ILT		 13312009-10-09 Ian Lance Taylor <iant@google.com>
1332
1333 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1334
d9a893b8
ILT		 13352009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1336 Ian Lance Taylor <iant@google.com>
1337
1338 * configure.ac: Check for readv function also.
1339 * fileread.cc (readv): Define if not HAVE_READV.
1340 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1341 does not exist.
1342 * config.in: Regenerate.
1343 * configure: Regenerate.
1344
c0a62865
DK		 13452009-10-09 Doug Kwan <dougkwan@google.com>
1346
1347 * layout.cc (Layout::make_output_section): Call target hook to make
1348 ordinary output section.
1349 (Layout::finalize): Adjust parameter list of call the
1350 Target::may_relax().
1351 * layout.h (class Layout::section_list): New method.
1352 * merge.h (Output_merge_base::entsize): Change visibility to public.
1353 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1354 New methods.
1355 (Output_merge_string::do_is_string): New method.
1356 * object.cc (Sized_relobj::do_setup): renamed from
1357 Sized_relobj::set_up.
1358 * object.h (Sized_relobj::adjust_shndx,
1359 Sized_relobj::initializ_input_to_output_maps,
1360 Sized_relobj::free_input_to_output_maps): Change visibilities to
1361 protected.
1362 (Sized_relobj::setup): Virtualize.
1363 (Sized_relobj::do_setup): New method declaration.
1364 (Sized_relobj::invalidate_section_offset,
1365 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1366 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1367 * options.cc (parse_int): New function.
1368 * options.h (parse_int): New declaration.
1369 (DEFINE_int): New macro.
1370 (stub_group_size): New option.
1371 * output.cc (Output_section::Output_section): Initialize memebers
1372 merge_section_map_, merge_section_by_properties_map_,
1373 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1374 (Output_section::add_input_section): Handled deferred code-fill
1375 generation and remove an old comment.
1376 (Output_section::add_relaxed_input_section): New method definition.
1377 (Output_section::add_merge_input_section): Use merge section by
1378 properties map to speed to search. Update merge section maps
1379 as appropriate.
1380 (Output_section::build_relaxation_map): New method definition.
1381 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1382 Same.
1383 (Output_section::relax_input_section): Renamed to
1384 Output_section::convert_input_sections_to_relaxed_sections and change
1385 interface to take a vector of pointers to relaxed sections.
1386 (Output_section::find_merge_section,
1387 Output_section::find_relaxed_input_section): New method definitions.
1388 (Output_section::is_input_address_mapped,
1389 Output_section::output_offset, Output_section::output_address):
1390 Use output section data maps to speed up searching.
1391 (Output_section::find_starting_output_address): Add comments.
1392 (Output_section::do_write,
1393 Output_section::write_to_postprocessing_buffer): Do code-fill
1394 generation as appropriate.
1395 (Output_section::get_input_sections): Invalidate relaxed input section
1396 map.
1397 (Output_section::restore_states): Adjust type of checkpoint .
1398 Invalidate relaxed input section map.
1399 * output.h (Output_merge_base): New class declaration.
1400 (Input_section_specifier): New class defintion.
1401 (class Output_relaxed_input_section) Change base class to
1402 Output_section_data_build.
1403 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1404 base class initializer.
1405 (Output_section::add_relaxed_input_section): New method declaration.
1406 (Output_section::Input_section): Change visibility to protected.
1407 (Output_section::Input_section::relobj,
1408 Output_section::Input_section::shndx): Handle relaxed input sections.
1409 Output_section::input_sections) Change visibility to protected. Also
1410 define overload to return a non-const pointer.
1411 (Output_section::Merge_section_properties): New class defintion.
1412 (Output_section::Merge_section_by_properties_map,
1413 Output_section::Output_section_data_by_input_section_map,
1414 Output_section::Relaxation_map): New types.
1415 (Output_section::relax_input_section): Rename method to
1416 Output_section::convert_input_sections_to_relaxed_sections and change
1417 interface to take a vector of relaxed section pointers.
1418 (Output_section::find_merge_section,
1419 Output_section::find_relaxed_input_section,
1420 Output_section::build_relaxation_map,
1421 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1422 New method declarations.
1423 (Output_section::merge_section_map_
1424 Output_section::merge_section_by_properties_map_,
1425 Output_section::relaxed_input_section_map_,
1426 Output_section::is_relaxed_input_section_map_valid_,
1427 Output_section::generate_code_fills_at_write_): New data members.
1428 * script-sections.cc
1429 (Output_section_element_input::set_section_addresses): Call
1430 current_data_size and addralign methods of relaxed input sections.
1431 (Orphan_output_section::set_section_addresses): Call current_data_size
1432 and addralign methods of relaxed input sections.
1433 * symtab.cc (Symbol_table::compute_final_value): Extract template
1434 from the body of Symbol_table::sized_finalize_symbol.
1435 (Symbol_table::sized_finalized_symbol): Call
1436 Symbol_table::compute_final_value.
1437 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1438 (Symbol_table::compute_final_value): New templated method declaration.
1439 * target.cc (Target::do_make_output_section): New method defintion.
1440 * target.h (Target::make_output_section): New method declaration.
1441 (Target::relax): Add more parameters for input objects, symbol table
1442 and layout. Adjust call to do_relax.
1443 (Target::do_make_output_section): New method declaration.
1444 (Target::do_relax): Add parameters for input objects, symbol table
1445 and layout.
1446
d446d6c4
ILT		 14472009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1448
1449 * pread.c: Include stdio.h.
1450
bc06c745
ILT		 14512009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1452
1453 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1454 defined.
1455
75aea3d0
ILT		 14562009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1457
1458 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1459 Change read_shndx type to unsigned int.
1460 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1461 int.
1462 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1463 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1464 Change read_shndx type to unsigned int.
1465 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1466 int.
1467 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1468 * layout.cc (Layout::create_symtab_sections): Cast the result of
1469 local_symcount * symsize to off_t in the gold_assert.
1470
be8fcb75
ILT		 14712009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1472
1473 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1474 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1475 R_ARM_BASE_ABS.
1476 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1477 (Arm_relocate_functions::thm_abs5): New function.
1478 (Arm_relocate_functions::abs12): New function.
1479 (Arm_relocate_functions::abs16): New function.
1480 (Arm_relocate_functions::base_abs): New function.
1481 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1482 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1483 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1484 R_ARM_BASE_ABS.
1485 (Scan::global): Likewise.
1486 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1487 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1488 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1489 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1490 R_ARM_BASE_ABS.
1491
c2a122b6
ILT		 14922009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1493
1494 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1495 (Arm_relocate_functions::movt_prel): New function.
1496 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1497 (Arm_relocate_functions::thm_movt_prel): New function.
1498 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1499 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1500 (Scan::global, Relocate::relocate): Likewise.
1501 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1502
c4aa1e2d
ILT		 15032009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1504
1505 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1506 Incremental_checker.
1507 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1508 unsigned int.
1509 (class Incremental_inputs_header): New class.
1510 (Incremental_inputs_header_writer): Edit comment.
1511 (Incremental_inputs_entry): New class.
1512 (Incremental_inputs_entry_writer): Edit comment.
1513 (Sized_incremental_binary::do_find_incremental_inputs_section):
1514 Add *strtab_shndx parameter, fill it.
1515 (Sized_incremental_binary::do_check_inputs): New method.
1516 (Incremental_checker::can_incrementally_link_output_file): Use
1517 Sized_incremental_binary::check_inputs.
1518 (Incremental_inputs::report_command_line): Save command line in
1519 command_line_.
1520 * incremental.h:
1521 (Incremental_binary::find_incremental_inputs_section): New
1522 method.
1523 (Incremental_binary::do_find_incremental_inputs_section): Add
1524 strtab_shndx parameter.
1525 (Incremental_binary::do_check_inputs): New pure virtual method.
1526 (Sized_incremental_binary::do_check_inputs): Declare.
1527 (Incremental_checker::Incremental_checker): Add incremental_inputs
1528 parameter, use it to initialize incremental_inputs_.
1529 (Incremental_checker::incremental_inputs_): New field.
1530 (Incremental_checker::command_line): New method.
1531 (Incremental_checker::inputs): New method.
1532 (Incremental_checker::command_line_): New field.
1533
c549a694
ILT		 15342009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1535
1536 * incremental.cc: Include <cstdarg> and "target-select.h".
1537 (vexplain_no_incremental): New function.
1538 (explain_no_incremental): New function.
1539 (Incremental_binary::error): New method.
1540 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1541 method.
1542 (make_sized_incremental_binary): New function.
1543 (open_incremental_binary): New function.
1544 (can_incrementally_link_file): Add checks if output is ELF and has
1545 inputs section.
1546 * incremental.h: Include "elfcpp_file.h" and "output.h".
1547 (Incremental_binary): New class.
1548 (Sized_incremental_binary): New class.
1549 (open_incremental_binary): Declare.
1550 * object.cc (is_elf_object): Use
1551 elfcpp::Elf_recognizer::is_elf_file.
1552 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1553 * output.h (Output_file::filesize): New method.
1554
fd3c5f0b
ILT		 15552009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1556
1557 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1558 New function.
1559 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1560 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1561 function.
1562 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1563 function.
1564 (Arm_relocate_functions::movw_abs_nc): New function.
1565 (Arm_relocate_functions::movt_abs): New function.
1566 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1567 (Arm_relocate_functions::thm_movt_abs): New function.
1568 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1569 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1570 (Scan::global): Likewise.
1571 (Relocate::relocate): Likewise.
1572 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1573
7f5309a5
ILT		 15742009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1575
1576 * arm.cc (Arm_relocate_functions::got_prel) New function.
1577 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1578 (Relocate::relocate): Likewise.
1579 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1580
364c7fa5
ILT		 15812009-10-06 Ian Lance Taylor <iant@google.com>
1582
1583 * options.h (class General_options): Define
1584 split_stack_adjust_size parameter.
1585 * object.h (class Object): Add uses_split_stack_ and
1586 has_no_split_stack_ fields. Add uses_split_stack and
1587 has_no_split_stack accessor functions. Declare
1588 handle_split_stack_section.
1589 (class Reloc_symbol_changes): Define.
1590 (class Sized_relobj): Define Function_offsets. Declare
1591 split_stack_adjust, split_stack_adjust_reltype, and
1592 find_functions.
1593 * object.cc (Object::handle_split_stack_section): New function.
1594 (Sized_relobj::do_layout): Call handle_split_stack_section.
1595 * dynobj.cc (Sized_dynobj::do_layout): Call
1596 handle_split_stack_section.
1597 * reloc.cc (Sized_relobj::relocate_sections): Call
1598 split_stack_adjust for executable sections in split_stack
1599 objects. Pass reloc_map to relocate_section.
1600 (Sized_relobj::split_stack_adjust): New function.
1601 (Sized_relobj::split_stack_adjust_reltype): New function.
1602 (Sized_relobj::find_functions): New function.
1603 * target-reloc.h: Include "object.h".
1604 (relocate_section): Add reloc_symbol_changes parameter. Change
1605 all callers.
1606 * target.h (class Target): Add calls_non_split method. Declare
1607 do_calls_non_split virtual method. Declare match_view and
1608 set_view_to_nop.
1609 * target.cc: Include "elfcpp.h".
1610 (Target::do_calls_non_split): New function.
1611 (Target::match_view): New function.
1612 (Target::set_view_to_nop): New function.
1613 * gold.cc (queue_middle_tasks): Give an error if mixing
1614 split-stack and non-split-stack objects with -r.
1615 * i386.cc (Target_i386::relocate_section): Add
1616 reloc_symbol_changes parameter.
1617 (Target_i386::do_calls_non_split): New function.
1618 * x86_64.cc (Target_x86_64::relocate_section): Add
1619 reloc_symbol_changes parameter.
1620 (Target_x86_64::do_calls_non_split): New function.
1621 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1622 parameter.
1623 * powerpc.cc (Target_powerpc::relocate_section): Add
1624 reloc_symbol_changes parameter.
1625 * sparc.cc (Target_sparc::relocate_section): Add
1626 reloc_symbol_changes parameter.
1627 * configure.ac: Call AM_CONDITIONAL for the default target.
1628 * configure: Rebuild.
1629 * testsuite/Makefile.am (TEST_AS): New variable.
1630 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1631 (check_DATA): Add split_i386 and split_x86_64 files.
1632 (SPLIT_DEFSYMS): Define.
1633 (split_i386_[1234n].o): New targets.
1634 (split_i386_[124]): New targets.
1635 (split_i386_[1234r].stdout): New targets.
1636 (split_x86_64_[1234n].o): New targets.
1637 (split_x86_64_[124]): New targets.
1638 (split_x86_64_[1234r].stdout): New targets.
1639 (MOSTLYCLEANFILES): Add new executables.
1640 * testsuite/split_i386.sh: New file.
1641 * testsuite/split_x86_64.sh: New file.
1642 * testsuite/split_i386_1.s: New file.
1643 * testsuite/split_i386_2.s: New file.
1644 * testsuite/split_i386_3.s: New file.
1645 * testsuite/split_i386_4.s: New file.
1646 * testsuite/split_i386_n.s: New file.
1647 * testsuite/split_x86_64_1.s: New file.
1648 * testsuite/split_x86_64_2.s: New file.
1649 * testsuite/split_x86_64_3.s: New file.
1650 * testsuite/split_x86_64_4.s: New file.
1651 * testsuite/split_x86_64_n.s: New file.
1652 * testsuite/testfile.cc (Target_test): Update relocation_section
1653 function.
1654 * testsuite/Makefile.in: Rebuild.
1655
e8a9fcda
ILT		 16562009-10-06 Ian Lance Taylor <iant@google.com>
1657
1658 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1659 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1660 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1661 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1662 the address on ldo_addrs_.
1663 (Target_i386::Relocate::fix_up_ldo): New function.
1664
e99daf92
ILT		 16652009-10-06 Rafael Espindola <espindola@google.com>
1666
1667 * plugin.cc (add_input_library): New.
1668 (Plugin::load): Add add_input_library to tv.
1669 (Plugin_manager::add_input_file): Add the is_lib argument.
1670 (add_input_file): Update call to Plugin_manager::add_input_file.
1671 (add_input_library): New.
1672 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1673
966d4097
DK		 16742009-09-30 Doug Kwan <dougkwan@google.com>
1675
1676 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1677 symbol and call Symbol::may_need_copy_reloc to determine if
1678 a copy reloc is needed.
1679 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1680 nocopyreloc is given in command line.
1681 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1682 given in command line.
1683 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1684 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1685 of the removed Target_i386::may_need_copy_reloc.
1686 * options.h (copyreloc): New option with default value false.
1687 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1688 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1689 instead of the removed Target_powerpc::may_need_copy_reloc.
1690 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1691 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1692 instead of the removed Target_sparc::may_need_copy_reloc.
1693 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1694 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1695 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1696 instead of the removed Target_x86_64::may_need_copy_reloc.
1697
029ba973
ILT		 16982009-09-30 Ian Lance Taylor <iant@google.com>
1699
1700 * object.h (class Object): Remove target_ field, and target,
1701 sized_target, and set_target methods.
1702 (Object::sized_target): Remove.
1703 (class Sized_relobj): Update declarations. Remove sized_target.
1704 * object.cc (Sized_relobj::setup): Remove target parameter.
1705 Change all callers.
1706 (Input_objects::add_object): Don't do anything with the target.
1707 (make_elf_sized_object): Add punconfigured parameter. Change all
1708 callers. Set or test parameter target.
1709 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1710 Change all callers.
1711 * parameters.cc (Parameters::set_target): Change parameter type to
1712 be non-const.
1713 (Parameters::default_target): Remove.
1714 (set_parameters_target): Change parameter type to be non-const.
1715 (parameters_force_valid_target): New function.
1716 (parameters_clear_target): New function.
1717 * parameters.h (class Parameters): Update declarations. Remove
1718 default_target method. Add sized_target and clear_target
1719 methods. Change target_ to be non-const.
1720 (set_parameters_target): Update declaration.
1721 (parameters_force_valid_target): Declare.
1722 (parameters_clear_target): Declare.
1723 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1724 as NULL if we aren't searching.
1725 (Add_symbols::run): Don't check for compatible target.
1726 * fileread.cc (Input_file::open_binary): Call
1727 parameters_force_valid_target.
1728 * gold.cc (queue_middle_tasks): Likewise.
1729 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1730 set_target on object.
1731 * dynobj.h (class Sized_dynobj): Update declarations.
1732 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1733 make_elf_object returns NULL.
1734 (Archive::include_member): Don't check whether object target is
1735 compatible.
1736 * output.cc (Output_section::add_input_section): Get target from
1737 parameters.
1738 (Output_section::relax_input_section): Likewise.
1739 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1740 parameters.
1741 (Sized_relobj::do_scan_relocs): Likewise.
1742 (Sized_relobj::relocate_sections): Likewise.
1743 * resolve.cc (Symbol_table::resolve): Likewise.
1744 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1745 parameter. Change all callers.
1746 (Symbol_table::add_from_object): Get target from parameters.
1747 (Symbol_table::add_from_relobj): Don't check object target.
1748 (Symbol_table::add_from_dynobj): Likewise.
1749 (Symbol_table::define_special_symbol): Get target from
1750 parameters.
1751 * symtab.h (class Symbol_table): Update declaration.
1752 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1753 parameter. Change all callers. Clear parameter target.
1754 (Binary_test): Test target here.
1755 * testsuite/object_unittest.cc (gold_testsuite): Remove
1756 target_test_pointer parameter. Change all callers.
1757 (Object_test): Test target here.
1758
a6a22b83
ILT		 17592009-09-26 Ian Lance Taylor <iant@google.com>
1760
1761 * testsuite/initpri1.c: Don't try to use constructor priorities if
1762 compiling with gcc before 4.3.
1763
6a8f49fe
ILT		 17642009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1765
1766 * testsuite/retain_symbols_file_test.sh (check_present): Change
1767 output file name to retain_symbols_file_test.stdout.
1768 (check_absent): Likewise.
1769
8c604651
CS		 17702009-09-18 Craig Silverstein <csilvers@google.com>
1771
1772 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1773 * options.cc: Include <cerrno> and <fstream>.
1774 (General_options::finalize): Parse -retain-symbols-file tag.
1775 * options.h: New flag.
1776 (General_options): New method should_retain_symbol, new
1777 variable symbols_to_retain.
1778 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1779 should_retain_symbol map.
1780 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1781 * testsuite/Makefile.in: Regenerate.
1782 * testsuite/retain_symbols_file_test.sh: New file.
1783
ca58b19f
NC		 17842009-09-18 Nick Clifton <nickc@redhat.com>
1785
1786 * po/es.po: Updated Spanish translation.
1787
20e6d0d6
DK		 17882009-09-17 Doug Kwan <dougkwan@google.com>
1789
1790 * debug.h (DEBUG_RELAXATION): New constant.
1791 (DEBUG_ALL): Add DEBUG_RELAXATION.
1792 (debug_string_to_enum): Add relaxation debug option.
1793 * layout.cc
1794 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1795 Layout::Relaxation_debug_check::read_sections,
1796 Layout::Relaxation_debug_check::read_sections): New method definitions.
1797 (Layout::Layout): Initialize data members
1798 record_output_section_data_from_scrips_,
1799 script_output_section_data_list_ and relaxation_debug_check_.
1800 (Layout::save_segments, Layout::restore_segments,
1801 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1802 Layout::relaxation_loop_body): New method definitions.
1803 (Layout::finalize): Support relaxation. Move section layout code to
1804 Layout::relaxation_loop_body.
1805 (Layout::set_asection_address_from_script): Move code for orphan
1806 section placement out.
1807 (Layout::place_orphan_sections_in_script): New method definition.
1808 * layout.h (Output_segment_headers, Output_file_header):
1809 New forward class declarations.
1810 (Layout::~Layout): Define.
1811 (Layout::new_output_section_data_from_script): New method definition.
1812 (Layout::place_orphan_sections_in_script): New method declaration.
1813 (Layout::Segment_states): New type declaration.
1814 (Layout::save_segments, Layout::restore_segments,
1815 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1816 Layout::relaxation_loop_body): New method declarations.
1817 (Layout::Output_section_data_list): New type declaration.
1818 (Layout::Relaxation_debug_check): New class definition.
1819 (Layout::record_output_section_data_from_script_,
1820 Layout::script_output_section_data_list_, Layout::segment_states_,
1821 Layout::relaxation_debug_check_): New data members.
1822 * output.cc: (Output_section_headers::do_size): New method definition.
1823 (Output_section_headers::Output_section_headers): Move size
1824 computation to Output_section_headers::do_size.
1825 (Output_segment_headers::do_size): New method definition.
1826 (Output_file_header::Output_file_header): Move size computation to
1827 Output_file_header::do_size and call it.
1828 (Output_file_header::do_size): New method definition.
1829 (Output_data_group::Output_data_group): Adjust call to
1830 Output_section_data.
1831 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1832 (Output_symtab_xindex::do_write): Add array bound check.
1833 (Output_section::Input_section::print_to_mapfile): Handle
1834 RELAXED_INPUT_SECTION_CODE.
1835 (Output_section::Output_section): Initialize data member checkpoint_.
1836 (Output_section::~Output_section): Delete checkpoint object pointed
1837 by checkpoint_.
1838 (Output_section::add_input_section): Always add an Input_section if
1839 relaxing.
1840 (Output_section::add_merge_input_section): Add assert.
1841 (Output_section::relax_input_section): New method definition.
1842 (Output_section::set_final_data_size): Set load address to zero for
1843 an unallocated section.
1844 (Output_section::do_address_and_file_offset_have_reset_values):
1845 New method definition.
1846 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1847 Handle relaxed input section.
1848 (Output_section::sort_attached_input_sections): Checkpoint input
1849 section list lazily.
1850 (Output_section::get_input_sections): Change type of input_sections to
1851 list of Simple_input_section pointers. Checkpoint input section list
1852 lazily. Also handle relaxed input sections.
1853 (Output_section::add_input_section_for_script): Take a reference to
1854 a Simple_input_section object instead of Relobj pointer and section
1855 index as parameter. Handle relaxed input sections.
1856 (Output_section::save_states, Output_section::restore_states): New
1857 method definitions.
1858 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1859 (Output_data::is_data_size_fixed): New method definition.
1860 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1861 if it is fixed.
1862 (Output_data::address_and_file_offset_have_reset_values): New method
1863 definition.
1864 (Output_data::do_address_and_file_offset_have_reset_values): New method
1865 definition.
1866 (Output_data::set_data_size): Check that data size is not fixed.
1867 (Output_data::fix_data_size): New method definition.
1868 (Output_data::is_data_size_fixed_): New data member.
1869 (Output_section_headers::set_final_data_size): New method definition.
1870 (Output_section_headers::do_size): New method declaration.
1871 (Output_segment_headers::set_final_data_size): New method definition.
1872 (Output_segment_headers::do_size): New method declaration.
1873 (Output_file_header::set_final_data_size)::New method definition.
1874 (Output_file_header::do_size)::New method declaration.
1875 (Output_section_data::Output_section_data): Add new parameter
1876 is_data_size_fixed and use it to fix data size.
1877 (Output_data_const::Output_data_const): Adjust call to base class
1878 constructor and fix data size.
1879 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1880 base class constructor and fix data size.
1881 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1882 base class constructor and fix data size.
1883 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1884 class constructor and fix data size.
1885 (Output_data_group::set_final_data_size): New method definition.
1886 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1887 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1888 class constructor and fix data size.
1889 (Output_relaxed_input_section): New class definition.
1890 (Output_section::Simple_input_section): New class definition.
1891 (Output_section::get_input_sections): Adjust parameter list.
1892 (Output_section::add_input_section_for_script): Same.
1893 (Output_section::save_states, Output_section::restore_states,
1894 Output_section::do_address_and_file_offset_have_reset_values,
1895 (Output_section::Input_section::Input_section): Handle
1896 RELAXED_INPUT_SECTION_CODE. Add new overload for
1897 Output_relaxed_input_section.
1898 (Output_section::Input_section::is_input_section,
1899 Output_section::Input_section::set_output_section): Handle relaxed
1900 input section.
1901 (Output_section::Input_section::is_relaxed_input_section,
1902 Output_section::Input_section::output_section_data,
1903 Output_section::Input_section::relaxed_input_section): New method
1904 definitions.
1905 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1906 value.
1907 (Output_section::Input_section::u1_): Update comments.
1908 (Output_section::Input_section::u2_): Add new union member poris.
1909 (Output_section::Checkpoint_output_section): New classs definition.
1910 (Output_section::relax_input_section): New method declaration.
1911 (Output_section::checkpoint_): New data member.
1912 (Output_segment): Update comments.
1913 (Output_segment::Output_segment): Un-privatize copy constructor.
1914 (Output_segment::operator=): Un-privatize.
1915 * script-sections.cc (Output_section_element::Input_section_list):
1916 Change element type to Output_section::Simple_input_section.
1917 (Output_section_element_dot_assignment::set_section_addresses):
1918 Register output section data for relaxation clean up.
1919 (Output_data_exression::Output_data_expression): Adjust call to base
1920 constructor to fix data size.
1921 (Output_section_element_data::set_section_addresses): Register
1922 Output_data_expression object for relaxation clean up.
1923 (struct Input_section_info): Replace Relobj pointer and section index
1924 pair with Output_section::Simple_input_section and Convert struct to a
1925 class.
1926 (Input_section_sorter::operator()): Adjust access to
1927 Input_section_info data member to use accessors.
1928 (Output_section_element_input::set_section_addresses): Use layout
1929 parameter. Adjust code to use Output_section::Simple_input_section
1930 and Input_secction_info classes. Register filler for relaxation
1931 clean up.
1932 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1933 and section index pair with Output_section::Simple_input_section
1934 class. Adjust code accordingly.
1935 (Phdrs_element::release_segment): New method definition.
1936 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1937 segment list.
1938 (Script_sections::release_segments): New method definition.
1939 * gold/script-sections.h (Script_sections::release_segments): New
1940 method declaration.
1941 * gold/target.h (Target::may_relax, Target::relax,
1942 Target::do_may_relax, Target::do_relax): New method definitions.
1943
5e445df6
ILT		 19442009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1945
1946 * arm.cc (has_signed_unsigned_overflow): New function.
1947 (Arm_relocate_functions::abs8): New function.
1948 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1949 (Target_arm::Scan::global): Likewise.
1950 (Target_arm::relocate::relocate): Likewise.
1951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1952 Likewise.
1953
8c604651 19542009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1955
1956 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1957 * testsuite/Makefile.in: Regenerate.
1958
1e9cc1c2
NC		 19592009-09-11 Nick Clifton <nickc@redhat.com>
1960
1961 * po/gold.pot: Updated by the Translation project.
1962
6a89f575
CC		 19632009-09-08 Cary Coutant <ccoutant@google.com>
1964
1965 * output.cc (Output_file::open): Add execute permission to empty file.
1966 * testsuite/Makefile.am (permission_test): New test.
1967 * testsuite/Makefile.in: Regenerate.
1968
fdcac5af
ILT		 19692009-09-02 Ian Lance Taylor <iant@google.com>
1970
1971 * output.cc (Output_file::resize): Call map_no_anonymous rather
1972 than map.
1973
44453f85
ILT		 19742009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1975
1976 * gold.cc: Include "incremental.h".
1977 (queue_initial_tasks): Call Incremental_checker methods.
1978 * incremental.cc: Include "output.h".
1979 (Incremental_checker::can_incrementally_link_output_file): New
1980 method.
1981 * incremental.h (Incremental_checker): New class.
1982
1983 * output.cc (Output_file::open_for_modification): New method.
1984 (Output_file::map_anonymous): Changed return type to bool. Record
1985 map in base_ field.
1986 (Output_file::map_no_anonymous): New method, broken out of map.
1987 (Output_file::map): Use map_no_anonymous and map_anonymous.
1988 * output.h (class Output_file): Update declarations.
1989
293c1386
CC		 19902009-08-24 Cary Coutant <ccoutant@google.com>
1991
1992 * options.h (Command_line::Pre_options): New class.
1993 (Command_line::pre_options): New member.
1994 * options.cc (gold::options::ready_to_register): New variable.
1995 (One_option::register_option): Do nothing if not registering options.
1996 Assert if same short option registered twice.
1997 (General_options::General_options): Turn off option registration when
1998 done constructing.
1999 (Command_line::Pre_options::Pre_options): New constructor.
2000
f773f3d2
CC		 20012009-08-24 Cary Coutant <ccoutant@google.com>
2002
06a73cfe
CC		 2003 * options.h (General_options::no_keep_memory): Remove incorrect
2004 short option.
f773f3d2 2005
a15af8e2
RW		 20062009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2007
2008 * Makefile.am (am__skiplex, am__skipyacc): New.
2009 * Makefile.in: Regenerate.
2010
c462b41b
RW		 20112009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2012
14ec8efd
RW		 2013 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2014 (INCLUDES): ... this.
2015 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2016 (AM_CPPFLAGS): Renamed from ...
2017 (INCLUDE): ... this.
2018 * Makefile.in, testsuite/Makefile.in: Regenerate.
2019
81ecdfbb
RW		 2020 * Makefile.in: Regenerate.
2021 * aclocal.m4: Likewise.
2022 * config.in: Likewise.
2023 * configure: Likewise.
2024 * testsuite/Makefile.in: Likewise.
2025
c462b41b
RW		 2026 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2027 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2028 * Makefile.in: Regenerate.
2029 * testsuite/Makefile.in: Regenerate.
2030
2da73f13
CC		 20312009-08-19 Cary Coutant <ccoutant@google.com>
2032
2033 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2034 symbols in shared libraries overridden by hidden or internal symbols
2035 in the main program.
2036
2db70501
CD		 20372009-08-19 Chris Demetriou <cgd@google.com>
2038
2039 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2040 checking source file names in error messages.
2041
f733487b
DK		 20422009-08-18 Doug Kwan <dougkwan@google.com>
2043
2044 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2045 an elcpp::Ehdr as parameter. Adjust call to set_target.
2046 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2047 an elfcpp::Ehdr as parameter.
2048 * object.cc (Object::set_target): Remove the version that looks up
2049 a target and sets it.
2050 (Sized_relobj::setup): Take a Target object instead of
2051 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2052 (make_elf_sized_object): Find target and ask target to
2053 make an ELF object.
2054 * object.h: (Object::set_target): Remove the version that looks up
2055 a target and sets it.
2056 (Sized_relobj::setup): Take a Target object instead of
2057 an elfcpp:Ehdr as parameter.
2058 * target.cc: Include dynobj.h.
2059 (Target::do_make_elf_object_implementation): New.
2060 (Target::do_make_elf_object): New.
2061 * target.h (Target::make_elf_object): New template declaration.
2062 (Target::do_make_elf_object): New method declarations.
2063 (Target::do_make_elf_object_implementation): New template declaration.
2064
cc70f101
ILT		 20652009-08-14 Ian Lance Taylor <iant@google.com>
2066
2067 * gold.h (FUNCTION_NAME): Define.
2068 (gold_unreachable): Use FUNCTION_NAME.
2069
ef5e0cb1
ST		 20702009-08-12 Sriraman Tallam <tmsriram@google.com>
2071
2072 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2073 symbol in the --keep-unique list is not found.
2074
48c187ce
ST		 20752009-08-12 Sriraman Tallam <tmsriram@google.com>
2076
2077 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2078 been maked as --keep-unique.
2079 (Icf::unfold_section): New function.
2080 * icf.h (Icf::unfold_section): New function.
2081 * options.h (General_options::keep_unique): New option.
2082 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2083 * testsuite/Makefile.in: Regenerate.
2084 * testsuite/icf_keep_unique_test.sh: New file.
2085 * testsuite/icf_keep_unique_test.cc: New file.
2086
645afe0c
CC		 20872009-08-12 Cary Coutant <ccoutant@google.com>
2088
2089 PR 10471
2090 * resolve.cc (Symbol_table::resolve): Check for references from
2091 dynamic objects to hidden and internal symbols.
2092 * testsuite/Makefile.am (hidden_test.sh): New test.
2093 * testsuite/Makefile.in: Regenerate.
2094 * testsuite/hidden_test.sh: New script.
2095 * testsuite/hidden_test_1.c: New test source.
2096 * testsuite/hidden_test_main.c: New test source.
2097
11af873f
DK		 20982009-08-11 Doug Kwan <dougkwan@google.com>
2099
2100 * arm.cc: Update comments.
2101 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2102 segment to locate the .ARM.exidx section if present.
2103
b9f7d72d
DK		 21042009-08-09 Doug Kwan <dougkwan@google.com>
2105
2106 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2107 patch.
2108
ddd3c53c
ST		 21092009-08-07 Sriraman Tallam <tmsriram@google.com>
2110 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2111 compiler warnings.
2112
27721062
ST		 21132009-08-06 Sriraman Tallam <tmsriram@google.com>
2114
2115 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2116 valid tls_segment only for non-debug-section relocations.
2117 * testsuite/Makefile.am: Add gc_tls_test.
2118 * testsuite/Makefile.in: Regenerate.
2119 * testsuite/gc_tls_test.cc: New file.
2120 * testsuite/gc_tls_test.sh: New file.
2121
ef15dade
ST		 21222009-08-05 Sriraman Tallam <tmsriram@google.com>
2123
2124 * icf.cc: New file.
2125 * icf.h: New file.
2126 * Makefile.am (CCFILES): Add icf.cc.
2127 (HFILES): Add icf.h
2128 * Makefile.in: Regenerate.
2129 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2130 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2131 section, symbol and addend information for the relocs.
2132 * gold.cc (queue_middle_tasks): Call identical code folding.
2133 * gold.h: Add defines for multimap.
2134 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2135 to the call of finalize_local_symbols.
2136 * main.cc (main): Create object of class Icf.
2137 * object.cc (Sized_relobj::do_layout): Allow this function to be
2138 called twice during icf.
2139 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2140 to sections marked as identical by icf.
2141 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2142 when available.
2143 (Sized_relobj::do_section_entsize): New function.
2144 * object.h (Object::section_entsize): New function.
2145 (Object::do_section_entsize): New pure virtual function.
2146 (Relobj::finalize_local_symbols): Add new parameter.
2147 (Relobj::do_section_entsize): New function.
2148 * options.h (General_options::icf): New option.
2149 (General_options::icf_iterations): New option.
2150 (General_options::print_icf_sections): New option.
2151 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2152 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2153 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2154 icf.
2155 * symtab.cc (Symbol_table::is_section_folded): New function.
2156 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2157 to sections marked as identical by icf.
2158 * symtab.h (Symbol_table::set_icf): New function.
2159 (Symbol_table::icf): New function.
2160 (Symbol_table::is_section_folded): New function.
2161 (Symbol_table::icf_): New data member.
2162 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2163 * testsuite/Makefile.am: Add commands to build icf_test.
2164 * testsuite/Makefile.in: Regenerate.
2165 * testsuite/icf_test.sh: New file.
2166 * testsuite/icf_test.cc: New file.
2167
c3b65ac4
CD		 21682009-07-24 Chris Demetriou <cgd@google.com>
2169
2170 * layout.cc (is_compressible_debug_section): Fix incorrect
2171 comment about compressed section names.
2172
1caf2c51
ILT		 21732009-07-20 Ian Lance Taylor <ian@airs.com>
2174
2175 PR 10419
2176 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2177
1ef4d87f
ILT		 21782009-07-16 Ian Lance Taylor <iant@google.com>
2179
2180 PR 10400
2181 * layout.h: #include <map>.
2182 (class Kept_section): Change from struct to class. Add accessors
2183 and setters. Add section size to Comdat_group mapping. Change
2184 Comdat_group to std::map. Add is_comdat_ field. Add
2185 linkonce_size field in union.
2186 (class Layout): Update declaration of find_or_add_kept_section.
2187 Don't declare find_kept_object.
2188 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2189 parameter. Add object, shndx, is_comdat, and is_group_name
2190 parameters. Change all callers. Adjust for new Kept_section.
2191 (Layout::find_kept_object): Remove.
2192 * object.cc (Sized_relobj::include_section_group): Update use of
2193 Kept_section. Rename secnum to shndx. Only record
2194 Kept_comdat_section if sections are the same size.
2195 (Sized_relobj::include_linkonce_section): Update use of
2196 Kept_section. Only record Kept_comdat_section if sections are the
2197 same size. Set size of linkonce section.
2198 (Sized_relobj::map_to_kept_section): Update call to
2199 get_kept_comdat_section.
2200 * object.h (class Sized_relobj): Rename fields in
2201 Kept_comdat_section to drop trailing underscores; change object
2202 field to Relobj*. Change Kept_comdat_section_table to store
2203 struct rather than pointer.
2204 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2205 Add kept_object and kept_shndx parameters. Change all callers.
2206 (Sized_relobj::get_kept_comdat_section): Change return type to
2207 bool. Add kept_object and kept_shndx parameters. Change all
2208 callers.
2209 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2210 Layout::find_or_add_kept_section.
2211
37c3b7b0
ILT		 22122009-07-09 Ian Lance Taylor <iant@google.com>
2213
2214 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2215 Reserve space in the hash table.
2216
98fa85cb
ILT		 22172009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2218
2219 * fileread.cc (File_read::get_mtime): New method.
2220 * fileread.h (Timespec): New structure.
2221 (File_read::get_mtime): New method.
2222 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2223 Renamed from timestamp_nsec.
2224 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2225 Elf_Xword.
2226 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2227 timestamp_nsec.
2228 (Incremental_inputs::report_archive): Save mtime; style fix.
2229 (Incremental_inputs::report_obejct): Save mtime; style fix.
2230 (Incremental_inputs::report_script): Save mtime; style fix.
2231 (Incremental_inputs::finalize_inputs): Style fix.
2232 (Incremental_inputs::finalize): Style fix.
2233 (Incremental_inputs::create_input_section_data): Store inputs
2234 mtime.
2235 * incremental.h (Incremental_inputs::report_script): Add mtime
2236 argument.
2237 (Incremental_inputs::Input_info::Input_info): Intialize only one
2238 union member.
2239 (Incremental_inputs::Input_info::archive): Move to nameless
2240 union.
2241 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2242 (Incremental_inputs::Input_info::script): Move to nameless union.
2243 (Incremental_inputs::mtime): New field.
2244 * script.cc (read_input_script): Pass file mtime to
2245 Incremental_input.
2246 * script.h (Script_info::inputs): Style fix.
2247
c9d70757
ILT		 22482009-07-01 Ian Lance Taylor <ian@airs.com>
2249
2250 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2251 instead of 32.
2252
9c547ec3
ILT		 22532009-06-24 Ian Lance Taylor <iant@google.com>
2254
2255 PR 10156
2256 * layout.cc (Layout::choose_output_section): If we find an
2257 existing section, update the flags.
2258 (Layout::create_notes): New function, broken out of
2259 Layout::finalize.
2260 (Layout::finalize): Don't create note sections.
2261 (Layout::create_note): Don't crash if linker script discards
2262 section.
2263 (Layout::create_gold_note): Likewise.
2264 (Layout::create_build_id): Likewise. Don't set
2265 after_input_sections on the section.
2266 (Layout::create_executable_stack_info): Remove target parameter.
2267 Change caller.
2268 * layout.h (class Layout): Declare create_notes. Update
2269 declaration of create_executable_stack_info.
2270 * gold.cc (queue_middle_tasks): Call create_notes.
2271 * output.cc (Output_section::update_flags_for_input_section): Move
2272 here from output.h. If SHF_ALLOC flag is newly set, mark address
2273 invalid.
2274 * output.h (Output_data::mark_address_invalid): New function.
2275 (class Output_section): Only declare, not define,
2276 update_flags_for_input_section. Remove set_flags.
2277
55458500
ILT		 22782009-06-24 Ian Lance Taylor <iant@google.com>
2279
2280 * script-sections.cc (Output_section_definition::
2281 set_section_addresses): Rename shadowing local load_address to
2282 laddr.
2283
1307d6cd
ILT		 22842009-06-24 Ian Lance Taylor <iant@google.com>
2285
2286 PR 10244
2287 * reloc.cc (relocate_sections): Skip empty relocation sections.
2288
ec3f783e
ILT		 22892009-06-23 Ian Lance Taylor <iant@google.com>
2290
2291 PR 10156
2292 * layout.cc (Layout::create_note): Use choose_output_section
2293 rather than make_output_section.
2294
459c9f1c
ILT		 22952009-06-23 Ian Lance Taylor <iant@google.com>
2296
2297 PR 10237
2298 * options.cc (General_options::parse_V): Set printed_version_.
2299 (General_options::General_options): Initialize printed_version_.
2300 * options.h (class General_options): Add printed_version_ field.
2301 * gold.cc (queue_initial_tasks): If there are no input files,
2302 don't give a fatal error if we printed the version information.
2303 (queue_middle_tasks): If using -r with a shared object, give a
2304 fatal error rather than an ordinary error.
2305
1518dc8f
ILT		 23062009-06-23 Ian Lance Taylor <iant@google.com>
2307
2308 PR 10219
2309 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2310 (Layout::make_output_section): Set have_stabstr_section_ if we see
2311 a .stab*str section.
2312 (Layout::finalize): Call link_stabs_sections.
2313 (Layout::link_stabs_sections): New file.
2314 * layout.h (class Layout): Add have_stabstr_section_ field.
2315 Declare link_stabs_sections.
2316
3d857b98
DK		 23172009-06-23 Doug Kwan <dougkwan@google.com>
2318
2319 * Makefile.am (libgold_a_LIBADD): New.
2320 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2321 * Makefile.in: Regenerate.
2322 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2323 * configure: Regenerate.
2324 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2325 * fileread.cc: Include sys/state.h
2326 * gold.h: Declare memmem and strndup if found missing.
2327 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2328
0639a6f6
ILT		 23292009-06-23 Ian Lance Taylor <iant@google.com>
2330
2331 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2332 * configure: Rebuild.
2333
8d63875c
ILT		 23342009-06-23 Ian Lance Taylor <iant@google.com>
2335
2336 PR 10147
2337 * object.cc (Object::section_contents): Don't try to get a view if
2338 the section has length zero.
2339 (Object::handle_gnu_warning_section): If the section is empty, use
2340 the name of the section as the warning.
2341
f7c8a183
ILT		 23422009-06-23 Ian Lance Taylor <iant@google.com>
2343
2344 PR 10133
2345 * stringpool.h (class Stringpool_template): Add optimize_ field.
2346 (Stringpool_template::set_optimize): New function.
2347 * stringpool.cc (Stringpool_template::Stringpool_template):
2348 Initialize optimize_ field.
2349 (Stringpool_template::set_string_offsets): Test local optimize
2350 fild rather than parameter.
2351 * layout.cc (Layout::Layout): Call set_optimize on the section
2352 name stringpool.
2353
e6a307ba
ILT		 23542009-06-22 Ian Lance Taylor <iant@google.com>
2355
2356 PR 10030
2357 * yyscript.y: Parse TARGET.
2358 * script.cc (script_set_target): New function.
2359 * script-c.h (script_set_target): Declare.
2360 * options.cc (General_options::string_to_object_format): Rename
2361 from string_to_object_format in anonymous namespace. Change
2362 callers.
2363 * options.h (class General_options): Declare
2364 string_to_object_format.
2365
3ee173de
ILT		 23662009-06-22 Ian Lance Taylor <iant@google.com>
2367
2368 * script-sections.cc (Script_sections::create_segments): Don't put
2369 program headers in a PT_LOAD segment if -n or -N.
2370
23712009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2372
2373 PR 10141
2374 * options.h (class General_options): Add -z lazy and -z now. Sort
2375 -z options into alphabetical order.
2376 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2377
cd6739a1 23782009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2379
2380 * layout.cc (Layout::make_output_section): Call
2381 Target::new_output_section.
2382 (Layout::attach_allocated_section_to_segment): Put large section
2383 sections in a separate load segment with the large segment flag
2384 set.
2385 (Layout::segment_precedes): Sort large data segments after other
2386 load segments.
2387 (align_file_offset): New static function.
2388 (Layout::set_segment_offsets): Use align_file_offset.
2389 * output.h (class Output_section): Add is_small_section_ and
2390 is_large_section_ fields.
2391 (Output_section::is_small_section): New function.
2392 (Output_section::set_is_small_section): New function.
2393 (Output_section::is_large_section): New function.
2394 (Output_section::set_is_large_section): New function.
2395 (Output_section::is_large_data_section): New function.
2396 (class Output_segment): Add is_large_data_segment_ field.
2397 (Output_segment::is_large_data_segment): New function.
2398 (Output_segment::set_is_large_data_segment): New function.
2399 * output.cc (Output_section::Output_section): Initialize new
2400 fields.
2401 (Output_segment::Output_segment): Likewise.
2402 (Output_segment::add_output_section): Add assertion that large
2403 data sections always go in large data segments. Force small data
2404 sections to the end of the list of data sections. Force small BSS
2405 sections to the start of the list of BSS sections. For large BSS
2406 sections to the end of the list of BSS sections.
2407 * symtab.h (class Symbol): Declare is_common_shndx.
2408 (Symbol::is_defined): Check Symbol::is_common_shndx.
2409 (Symbol::is_common): Likewise.
2410 (class Symbol_table): Define enum Commons_section_type. Update
2411 declarations. Add small_commons_ and large_commons_ fields.
2412 * symtab.cc (Symbol::is_common_shndx): New function.
2413 (Symbol_table::Symbol_table): Initialize new fields.
2414 (Symbol_table::add_from_object): Put small and large common
2415 symbols in the right list.
2416 (Symbol_table::sized_finalized_symbol): Check
2417 Symbol::is_common_shndx.
2418 (Symbol_table::sized_write_globals): Likewise.
2419 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2420 common symbol lists. Don't call do_allocate_commons_list if the
2421 list is empty.
2422 (Symbol_table::do_allocate_commons_list): Remove is_tls
2423 parameter. Add comons_section_type parameter. Change all
2424 callers. Handle small and large common symbols.
2425 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2426 Symbol::is_common_shndx.
2427 * resolve.cc (symbol_to_bits): Likewise.
2428 * target.h (Target::small_common_shndx): New function.
2429 (Target::small_common_section_flags): New function.
2430 (Target::large_common_shndx): New function.
2431 (Target::large_common_section_flags): New function.
2432 (Target::new_output_section): New function.
2433 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2434 small_common_section_flags, and large_common_section_flags
2435 fields.
2436 (Target::do_new_output_section): New virtual function.
2437 * arm.cc (Target_arm::arm_info): Initialize new fields.
2438 * i386.cc (Target_i386::i386_info): Likewise.
2439 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2440 Likewise.
2441 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2442 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2443 (Target_x86_64::do_new_output_section): New function.
2444 * configure.ac: Define conditional MCMODEL_MEDIUM.
2445 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2446 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2447 (large_LDFLAGS): Define.
2448 * testsuite/large.c: New file.
2449 * testsuite/testfile.cc (Target_test::test_target_info):
2450 Initialize new fields.
2451 * configure, testsuite/Makefile.in: Rebuild.
2452
bb04269c
DK		 24532009-06-05 Doug Kwan <dougkwan@google.com>
2454
2455 * Makefile.am (CCFILES): Add target.cc.
2456 * Makefile.in: Regenerate.
2457 * i386.cc (class Target_i386): Define new virtual method to
2458 override do_is_local_label_name in parent.
2459 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2460 local symbols if --discard-locals or -X is given.
2461 * options.h (class General_options): Declare new options
2462 '--discard-locals' and '-X' for discarding locals.
2463 * target.h (class Target): Define new methods is_local_label_name.
2464 Declare new virtual method do_is_local_label_name.
2465 * target.cc: New file.
2466 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2467 (check_SCRIPTS): Add discard_locals_test.sh.
2468 (check_DATA): Add discard_local_tests.syms.
2469 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2470 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2471 * testsuite/Makefile.in: Regenerate.
2472 * testsuite/discard_locals_test.c: New file.
2473 * testsuite/discard_locals_test.sh: Same.
2474
805bb01c
DK		 24752009-06-05 Doug Kwan <dougkwan@google.com>
2476
2477 * object.cc (Sized_relobj::Sized_relobj): Initialize
2478 discarded_eh_frame_shndx_ to -1U.
2479 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2480 section.
2481 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2482 a discarded .eh_frame section.
2483 (Sized_relobj::do_finalize_local_symbols): Ditto.
2484 * object.h (class Sized_relobj): Declare new member
2485 discarded_eh_frame_shndx_.
2486 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2487 (local_labels_test.o, local_labels_test): New rules.
2488 * testsuite/Makefile.in: Regenerate.
2489
1dcd334d
DK		 24902009-06-04 Doug Kwan <dougkwan@google.com>
2491
2492 * layout.cc (Layout::section_name_mapping): Add mapping for
2493 special ARM sections.
2494
96d49306
DK		 24952009-06-03 Doug Kwan <dougkwan@google.com>
2496
2497 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2498 (utils::has_overflow): Same.
2499
dff16297
ILT		 25002009-06-03 Ian Lance Taylor <iant@google.com>
2501
2502 * layout.cc (Layout::section_name_mapping): New array, replacing
2503 Layout::linkonce_mapping.
2504 (Layout::section_name_mapping_count): New variable, replacing
2505 Layout::linkonce_mapping_count.
2506 (Layout::linkonce_output_name): Remove.
2507 (Layout::output_section_name): Rewrite.
2508 * layout.h (class Layout): Rename Linkonce_mapping to
2509 Section_name_mapping, linkonce_mapping to section_name_mapping,
2510 linkonce_mapping_count to section_name_mapping_count. Don't
2511 declare linkonce_output_name.
2512
c121c671
DK		 25132009-06-03 Doug Kwan <dougkwan@google.com>
2514
2515 * gold/arm.cc (namespace utils): New.
2516 (Target_arm::reloc_is_non_pic): Define new method.
2517 (class Arm_relocate_functions): New.
2518 (Target_arm::Relocate::relocate): Handle relocation types used by
2519 Android.
2520
07800fab
ILT		 25212009-06-03 Ian Lance Taylor <iant@google.com>
2522
2523 * arm.cc (Target_arm::scan::global): Use || instead of |.
2524
c121c671
DK		 25252009-06-02 Doug Kwan <dougkwan@google.com>
2526
2527 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2528 issued_non_pic_error_.
2529 (class Target_arm::Scan): Declare new method check_non_pic.
2530 Define new method symbol_needs_plt_entry.
2531 Declare new data member issued_non_pic_error_.
2532 (class Target_arm::Relocate): Declare new method
2533 should_apply_static_reloc.
2534 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2535 (Target_arm::Scan::check_non_pic): Define new method.
2536 (Target_arm::Scan::local): Handle a small subset of reloc types used
2537 by Android.
2538 (Target_arm::Scan::local): Same.
2539 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2540
b19b0c6d
ILT		 25412009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2542
2543 * incremental.cc (Incremental_inputs::report_command_line): Filter
2544 out --incremental-* options.
2545
94cdfcff
DK		 25462009-05-29 Doug Kwan <dougkwan@google.com>
2547
2548 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2549 template class.
2550 (class Target_arm): Update comment.
2551 (Target_arm::Target_arm): Initialize new data members GOT_,
2552 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2553 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2554 and Target_arm::rel_dyn_section.
2555 Declare new_enum Target_arm::Got_type.
2556 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2557 and DYNBSS_.
2558 Update commments for member do_dynsym_value.
2559 (Target_arm::got_size, Target_arm::plt_section,
2560 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2561 new methods inside class defintion.
2562 (Target_arm::got_section): Define new method.
2563 (Target_arm::rel_dyn_section): Same.
2564 (Output_data_plt_arm): New template class.
2565 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2566 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2567 (Output_data_plt_arm::add_entry): Same.
2568 (Output_data_plt_arm::first_plt_entry): Define new
2569 static data member for PLT instruction template.
2570 (Output_data_plt_arm::plt_entry): Same.
2571 (Output_data_plt_arm::do_write): Define new method.
2572 (Target_arm::make_plt_entry): Same.
2573 (Target_arm::do_finalize_sections): Same.
2574 (Target_arm::do_dynsym_value): Same.
2575
4a657b0d
DK		 25762009-05-28 Doug Kwan <dougkwan@google.com>
2577
2578 * Makefile.am (TARGETSOURCES): Add arm.cc.
2579 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2580 * Makefile.in: Regenerate.
2581 * arm.cc: New file.
2582 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2583
e7ae8c36
DK		 25842009-05-26 Doug Kwan <dougkwan@google.com>
2585
2586 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2587 (General_options::check_excluded_libs): Strip off directories in
2588 archive name before matching like GNU ld does.
2589 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2590 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2591 (exclude_libs_test_LDFLAGS): Add linker option
2592 -Wl,--exclude-libs,libexclude_libs_test_3
2593 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2594 an explicit archive without using -l.
2595 (alt/libexclude_libs_test_3.a): New make rule.
2596 * testsuite/Makefile.in: Regenerate.
2597 * testsuite/exclude_libs_test.c : Declare lib3_default().
2598 (main): Call it.
2599 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2600 * exclude_libs_test_3.c: New file.
2601
f12e7348
NC		 26022009-05-26 Nick Clifton <nickc@redhat.com>
2603
2604 * po/id.po: New Indonesian translation.
2605 * po/gold.pot: Updated template file.
2606
4daadc0d
ST		 26072009-05-22 Sriraman Tallam <tmsriram@google.com>
2608
2609 * testsuite/Makefile.am: Add -ffunction-sections to compile
2610 gc_comdat_test files. Add -Wl,--gc-sections to build
2611 gc_comdat_test.
2612 * testsuite/Makefile.in: Regenerate.
2613 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2614
531813ad
ST		 26152009-05-21 Sriraman Tallam <tmsriram@google.com>
2616
2617 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2618 kept comdat section was garbage collected.
2619 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2620 * testsuite/Makefile.in: Regenerate.
2621 * testsuite/gc_comdat_test.sh: New file.
2622 * testsuite/gc_comdat_test_1.cc: New file.
2623 * testsuite/gc_comdat_test_2.cc: New file.
2624
65514900
CC		 26252009-05-19 Doug Kwan <dougkwan@google.com>
2626
2627 * archive.cc (Archive::Archive): Move constructor from archive.h
2628 to here. Initialize no_export_.
2629 (Archive::get_elf_object_for_member): Set no_export flag of object.
2630 * archive.h (Archive::Archive): Move constructor body to
2631 archive.cc.
2632 (Archive::no_export): New method.
2633 (Archive::no_export_): New field.
2634 * object.h (Object::Object): Initialize no_export_ to false.
2635 (Object::no_export, Object::set_no_export): New methods.
2636 (Object::no_export_): New field.
2637 * options.cc (General_options::parse_exclude_libs): New method.
2638 (General_options::check_excluded_libs) Same.
2639 * options.h (exclude_libs): New option.
2640 (General_options::check_excluded_libs): New method declaration.
2641 (General_options::excluded_libs_): New field.
2642 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2643 default or protected visibility if an object has no-export flag set.
2644 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2645 (check_SCRIPTS): Add exclude_libs_test.sh.
2646 (check_DATA): Add exclude_libs_test.syms.
2647 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2648 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2649 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2650 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2651 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2652 libexclude_libs_test_2.a): New rules.
2653 * testsuite/Makefile.in: Regenerate.
2654 * testsuite/exclude_libs_test.c: New file.
2655 * testsuite/exclude_libs_test.sh: Ditto.
2656 * testsuite/exclude_libs_test_1.c: Ditto.
2657 * testsuite/exclude_libs_test_2.c: Ditto.
2658
1b77ea50
ILT		 26592009-05-15 Ian Lance Taylor <iant@google.com>
2660
2661 * configure.ac: Check for declarations for cases where libiberty.h
2662 checks HAVE_DECL_xxx.
2663 * configure, config.in: Rebuild.
2664
072fe7ce
ILT		 26652009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2666
2667 * gold.h (Incremental_argument_list): Remove (invalid) forward
2668 declaration.
2669 * incremental.cc (Incremental_inputs::report_achive): New method.
2670 (Incremental_inputs::report_object): New method.
2671 (Incremental_inputs::report_script): New method.
2672 (Incremental_inputs::finalize_inputs): New method.
2673 (Incremental_inputs::finalize): Call finalize_inputs().
2674 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2675 Create inputs entries.
2676 * incremental.h (Incremental_input_type): New enum.
2677 (Incremental_inputs::Incremental_input): Initialize new fields.
2678 (Incremental_inputs::report_inputs): New method.
2679 (Incremental_inputs::report_achive): New method.
2680 (Incremental_inputs::report_object): New method.
2681 (Incremental_inputs::report_script): New method.
2682 (Incremental_inputs::finalize_inputs): New method.
2683 (Incremental_inputs::Input_info): New struct.
2684 (Incremental_inputs::Input_info_map): New typedef.
2685 (Incremental_inputs::lock_): New field.
2686 (Incremental_inputs::Inputs_): New field.
2687 (Incremental_inputs::Inputs_map): New field.
2688 * main.cc (main): Call Incremental_input::report_inputs.
2689 * options.h (Input_argument_list): Typedef moved from
2690 Input_arguments.
2691 (Input_file_group::Files): Remove, use ::Input_argument_list.
2692 (Input_file_group::Input_argument_list): Remove, use
2693 ::Input_argument_list.
2694 * plugin.cc (Plugin_manager::add_input_file): Add error in
2695 incremental build.
2696 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2697 functions.
2698 * script.cc (read_input_script): Call
2699 Incremental_input::report_script.
2700 * script.h (Script_info): New class.
2701
b0481b0b
ILT		 27022009-04-27 Ian Lance Taylor <iant@google.com>
2703
2704 * x86_64.cc (do_adjust_output_section): Set entsize to
2705 plt_entry_size.
2706
b22a5a41 27072009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2708
2709 * output.cc (Output_file::close): After short writes, continue
2710 writing from the correct offset in the buffer being written.
2711
40fde488
CD		 27122009-04-23 Chris Demetriou <cgd@google.com>
2713
2714 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2715 * configure: Regenerate.
2716 * config.in: Regenerate.
2717 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2718 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2719
3ce2c28e
ILT		 27202009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2721
2722 * incremental.cc (Incremental_inputs_header_data): Renamed from
2723 Incremental_input_header_data.
2724 (Incremental_inputs_header_data::data_size): New field.
2725 (Incremental_inputs_header_data::put_input_file_count): Renamed
2726 from input_file_count.
2727 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2728 from command_line_offset.
2729 (Incremental_inputs_header_data::put_reserved): Renamed from
2730 put_reserved.
2731 (Incremental_inputs_entry_data): Renamed from
2732 Incremental_input_entry_data.
2733 (Incremental_inputs_entry_data::data_size): New field.
2734 (Incremental_inputs::report_command_line): New method.
2735 (Incremental_inputs::finalize): New method.
2736 (Incremental_inputs::create_incremental_inputs_data): New method.
2737 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2738 * incremental.h: New file.
2739 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2740 (Layout::finalize): Create incremental inputs section in
2741 incremental builds.
2742 (Layout::create_incremental_info_sections): New method.
2743 * layout.h (Layout::incremental_inputs): New method.
2744 (Layout::create_incremental_info_sections): New method.
2745 (Layout::incremental_inputs_): New field.
2746 * main.cc (main): Notify Incremental_input of the command line.
2747
e55bde5e
ILT		 27482009-04-01 Ian Lance Taylor <iant@google.com>
2749 Mikolaj Zalewski <mikolajz@google.com>
2750
2751 * gold.h (reserve_unordered_map): Define, three versions, one for
2752 each version of Unordered_map.
2753 * layout.cc (Layout::Layout): Remove options parameter. Add
2754 number_of_input_files parameter. Don't initialize options_.
2755 Initialize number_of_input_files_ and resized_signatures_. Move
2756 sections_are_attached_.
2757 (Layout::layout_group): Reserve space for group_signatures_.
2758 (Layout::find_or_add_kept_section): Change name parameter to be a
2759 reference. Resize signatures_ map when it gets large enough.
2760 (Layout::layout_eh_frame): Use parameters->options() instead of
2761 this->options_.
2762 (Layout::make_output_section): Likewise.
2763 (Layout::attach_allocated_section_to_segment): Likewise.
2764 (Layout::finalize, Layout::create_executable_stack): Likewise.
2765 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2766 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2767 * layout.h (class Layout): Update declarations. Remove options_
2768 field. Add number_of_input_files_ and resized_signatures_
2769 fields. Move sections_are_attached_ field.
2770 * main.cc (main): Pass number of input files to Layout
2771 constructor. Don't pass options.
2772
154b857c
ILT		 27732009-03-30 Ian Lance Taylor <iant@google.com>
2774
2775 * ffsll.c (ffsll): Correct implementation.
2776
2f35ab9b
ILT		 27772009-03-27 Ian Lance Taylor <iant@google.com>
2778
fd03461a
ILT		 2779 * ffsll.c: New file.
2780 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2781 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2782 * ftruncate.c (ftruncate): Declare before definition.
2783 * mremap.c (mremap): Likewise.
2784 * pread.c (pread): Likewise.
2785 * configure, Makefile.in, config.in: Rebuild.
2786
2f35ab9b
ILT		 2787 * mremap.c: New file.
2788 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2789 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2790 (mremap): Declare if HAVE_MREMAP is not defined.
2791 * configure, Makefile.in, config.in: Rebuild.
2792
33aea2fd
CC		 27932009-03-27 Cary Coutant <ccoutant@google.com>
2794
2795 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2796 position independent.
2797 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2798 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2799
6d479619
CC		 28002009-03-24 Cary Coutant <ccoutant@google.com>
2801
2802 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2803 an executable.
2804 (needs_dynamic_reloc): Likewise.
2805
afc06bb8
ILT		 28062009-03-24 Ian Lance Taylor <iant@google.com>
2807
2808 * yyscript.y (file_cmd): Recognize EXTERN.
2809 (extern_name_list, extern_name_list_body): New nonterminals.
2810 * script.cc (script_add_extern): Define.
2811 * script-c.h (script_add_extern): Declare.
2812
f6060a4d
ILT		 28132009-03-24 Rafael Avila de Espindola <espindola@google.com>
2814
2815 * object.cc (is_elf_object): Define.
2816 * object.h (is_elf_object): Declare.
2817 * archive.cc (Archive::get_elf_object_for_member): Call
2818 is_elf_object.
33aea2fd 2819 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2820
26736d8e
ILT		 28212009-03-24 Elliott Hughes <enh@google.com>
2822
2823 * output.cc (Output_file::map_anonymous): Define.
2824 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2825 try an anonymous one. Report the size if the mmap fails.
2826 * output.h (class Output_file): Declare map_anonymous.
2827
22fd9730
ILT		 28282009-03-24 Ian Lance Taylor <iant@google.com>
2829
2830 * target-select.cc (instantiate_target): Don't acquire the lock if
2831 the instantiated_target_ field has already been set.
2832
cb010894
ILT		 28332009-03-23 Ian Lance Taylor <iant@google.com>
2834
7f055c20
ILT		 2835 * gold-threads.h (class Initialize_lock): Define.
2836 * gold-threads.cc (class Initialize_lock_once): Define.
2837 (initialize_lock_control): New static variable.
2838 (initialize_lock_pointer): New static variable.
2839 (initialize_lock_once): New static function.
2840 (Initialize_lock::Initialize_lock): Define.
2841 (Initialize_lock::initialize): Define.
2842 * target-select.h: Include "gold-threads.h".
2843 (class Target_selector): Add lock_ and initialize_lock_ fields.
2844 Don't define instantiate_target, just declare it.
2845 * target-select.cc (Target_selector::Target_selector): Initialize
2846 new fields.
2847 (Target_selector::instantiate_target): Define.
2848 * descriptors.h: Include "gold-threads.h".
2849 (class Descriptors): Add initialize_lock_ field.
2850 * descriptors.cc (Descriptors::Descriptors): Initialize new
2851 field.
2852 (Descriptors::open): Use initialize_lock_ field
2853 * errors.h (class Errors): Add initialize_lock_ field.
2854 * errors.cc (Errors::Errors): Initialize new field.
2855 (Errors::initialize_lock): Use initialize_lock_ field.
2856 * powerpc.cc (class Target_selector_powerpc): Remove
2857 instantiated_target_ field. In do_recognize call
2858 instantiate_target rather than do_instantiate_target. In
2859 do_instantiate_target just allocate a new target.
2860 * sparc.cc (class Target_selector_sparc): Likewise.
2861
36959681
ILT		 2862 * freebsd.h: New file.
2863 * i386.cc: Include "freebsd.h".
2864 (Target_i386): Derive from Target_freebsd rather than
2865 Sized_target.
2866 (Target_selector_i386): Derive from Target_selector_freebsd rather
2867 than Target_selector.
2868 * x86_64.cc: Include "freebsd.h".
2869 (Target_x86_64): Derive from Target_freebsd rather than
2870 Sized_target.
2871 (Target_selector_x86_64): Derive from Target_selector_freebsd
2872 rather than Target_selector.
2873 * target.h (class Target): Add adjust_elf_header and
2874 do_adjust_elf_header.
2875 * output.cc (Output_file_header:: do_sized_write): Call target
2876 adjust_elf_header routine.
2877 * configure.tgt: Set targ_osabi.
2878 * configure.ac: Define GOLD_DEFAULT_OSABI.
2879 * parameters.cc (Parameters::default_target): Pass
2880 GOLD_DEFAULT_OSABI to select_target.
2881 * target-select.h (class Target_selector): Make instantiate_target
2882 protected rather than private.
2883 * Makefile.am (HFILES): Add freebsd.h.
2884 * configure, Makefile.in, config.in: Rebuild.
2885
cb010894
ILT		 2886 * merge.cc (do_add_input_section): Correct pend value. Change
2887 message about last entry not being null terminated from error to
2888 warning.
2889
0e879927
ILT		 28902009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2891
2892 * incremental.cc: New file.
2893 * Makefile.am (CCFILES): Add incremental.cc.
2894 * Makefile.in: Rebuild.
2895
41105937
PP		 28962009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2897
2898 * layout.cc (Layout::output_section_name): Preserve names
2899 of '.note.' sections.
2900
60439920
ILT		 29012009-03-19 Ian Lance Taylor <iant@google.com>
2902
2903 * descriptors.cc (Descriptors::open): Check that the options are
2904 valid before using them.
2905
0d371ad3
ILT		 29062009-03-18 Ian Lance Taylor <iant@google.com>
2907
2908 * script-sections.h: Include <list>.
2909 (class Script_sections): Change Sections_elements from std::vector
2910 to std::list. Typedef public Elements_iterator. Add
2911 orphan_section_placement_, data_segment_align_start_, and
2912 saw_data_segment_align_ fields. Remove data_segment_align_index_
2913 field.
2914 * script-sections.cc (class Orphan_section_placement): New class.
2915 (class Sections_element): Add virtual functions is_relro and
2916 orphan_section_init. Remove virtual function place_orphan_here.
2917 (class Output_section_definition): Add is_relro and
2918 orphan_section_init. Remove place_orphan_here.
2919 (class Orphan_output_section): Likewise.
2920 (Script_sections::Script_sections): Update for field changes.
2921 (Script_sections::data_segment_align): Set saw_data_segment_align_
2922 and data_segment_align_start_, not data_segment_align_index.
2923 (Script_sections::data_segment_relro_end): Check
2924 saw_data_segment_align_. Use data_segment_align_start_ rather
2925 than data_segment_align_index_.
2926 (Script_sections::place_orphan): Rewrite to use
2927 Orphan_section_placement.
2928
9201d894
ILT		 29292009-03-17 Ian Lance Taylor <iant@google.com>
2930
9c5b8369
ILT		 2931 * archive.cc (Archive::add_symbols): Check for a version attached
2932 to the symbol name in the archive map.
2933 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2934 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2935 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2936 (ver_test_11.a): New target.
2937 * testsuite/Makefile.in: Rebuild.
2938
9201d894
ILT		 2939 * configure.ac: Check for chsize and posix_fallocate. Replace
2940 ftruncate.
2941 * ftruncate.c: New file, from gnulib.
2942 * output.cc (posix_fallocate): Define dummy version if not
2943 HAVE_POSIX_FALLOCATE.
2944 (Output_file::map): Call posix_fallocate rather than lseek and
2945 write.
2946 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2947 * configure, Makefile.in, config.in: Rebuild.
2948
ef4ab7a8
PP		 29492009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2950
2951 * layout.h (Layout::create_note): Add section_name parameter.
2952 * layout.cc (Layout::create_note): Likewise.
2953 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2954
8c500701
ILT		 29552009-03-17 Ian Lance Taylor <iant@google.com>
2956
e85b18e1
ILT		 2957 * descriptors.cc: Include "options.h".
2958 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2959 (Descriptors::open): Always use O_CLOEXEC when opening a new
2960 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2961 then set FD_CLOEXEC.
2962
9efe6174
ILT		 2963 * sparc.cc (class Target_sparc): Add has_got_section.
2964 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2965 make sure we have a GOT section.
2966
2967 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2968 (Target_sparc::Scan::local): Likewise.
2969 (Target_sparc::Scan::global): Likewise.
2970 (Target_sparc::Relocate::relocate): Likewise.
2971 (Target_sparc::Relocate::relocate_tls): Likewise.
2972
8c500701
ILT		 2973 * symtab.cc (Symbol_table::define_default_version): New function,
2974 broken out of add_from_object.
2975 (Symbol_table::add_from_object): Call define_default_version.
2976 (Symbol_table::define_special_symbol): Add resolve_oldsym
2977 parameter. Change all callers. If the version for a symbol comes
2978 from a version script, resolve it with the symbol with the same
2979 name with no version. Also add the symbol without a version if
2980 appropriate.
2981 (do_define_in_output_data): If resolving with oldsym, don't delete
2982 sym.
2983 (do_define_in_output_segment): Likewise.
2984 (do_define_as_constant): Likewise.
2985 * symtab.h (class Symbol_table): Update declarations.
2986
f1ed28fb
ILT		 29872009-03-13 Ian Lance Taylor <iant@google.com>
2988
15f8229b
ILT		 2989 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2990 (Read_symbols::requeue): New function.
2991 (Read_symbols::do_read_symbols): If make_elf_object fails because
2992 the target type is not configured, and the file was searched for,
2993 issue a warning and retry with the next directory.
2994 (Add_symbols::run): If the file has an incompatible format, and
2995 it was searched for, requeue the Read_symbols task. On error,
2996 release the object.
2997 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2998 dirindex parameter to constructor. Change all callers. Declare
2999 incompatible_warning and requeue.
3000 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3001 input_argument_ and input_group_ fields. Add them to
3002 constructor. Change all callers.
3003 (class Read_script): Add dirindex_ field. Add it to constructor.
3004 Change all callers.
3005 * archive.cc (Archive::setup): Remove input_objects parameter.
3006 Change all callers.
3007 (Archive::get_file_and_offset): Likewise.
3008 (Archive::read_all_symbols): Likewise.
3009 (Archive::read_symbols): Likewise.
3010 (Archive::get_elf_object_for_member): Remove input_objects
3011 parameter. Add punconfigured parameter. Change all callers.
3012 (Archive::add_symbols): Change return type to bool. Check return
3013 value of include_member.
3014 (Archive::include_all_members): Likewise.
3015 (Archive::include_member): Change return type to bool. Return
3016 false if first included object has incompatible target. Set
3017 included_member_ field.
3018 (Add_archive_symbols::run): If add_symbols returns false, requeue
3019 Read_symbols task.
3020 * archive.h (class Archive): Add included_member_ field.
3021 Initialize it in constructor. Add input_file and searched_for
3022 methods. Update declarations.
3023 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3024 input_argument_ fields. Add them to constructor. Change all
3025 callers.
3026 * script.cc: Include "target-select.h".
3027 (class Parser_closure): Add skip_on_incompatible_target_ and
3028 found_incompatible_target_ fields. Add
3029 skip_on_incompatible_target parameter to constructor. Change all
3030 callers. Add methods skip_on_incompatible_target,
3031 clear_skip_on_incompatible_target, found_incompatible_target, and
3032 set_found_incompatible_target.
3033 (read_input_script): Add dirindex parameter. Change all callers.
3034 If parser finds an incompatible target, requeue Read_symbols
3035 task.
3036 (script_set_symbol): Clear skip_on_incompatible_target in
3037 closure.
3038 (script_add_assertion, script_parse_option): Likewise.
3039 (script_start_sections, script_add_phdr): Likewise.
3040 (script_check_output_format): New function.
3041 * script.h (read_input_script): Update declaration.
3042 * script-c.h (script_check_output_format): Declare.
3043 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3044 (ignore_cmd): Remove OUTPUT_FORMAT.
3045 * fileread.cc (Input_file::Input_file): Add explicit this.
3046 (Input_file::will_search_for): New function.
3047 (Input_file::open): Add pindex parameter. Change all callers.
3048 * fileread.h (class Input_file): Add input_file_argument method.
3049 Declare will_search_for. Update declarations.
3050 * object.cc (make_elf_object): Add punconfigured parameter.
3051 Change all callers.
3052 * object.h (class Object): Make input_file public. Add
3053 searched_for method.
3054 (make_elf_object): Update declaration.
3055 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3056 restart search.
3057 * dirsearch.h (class Dirsearch): Update declaration.
3058 * options.h (class General_options): Add --warn-search-mismatch.
3059 * parameters.cc (Parameters::is_compatible_target): New function.
3060 * parameters.h (class Parameters): Declare is_compatible_target.
3061 * workqueue.cc (Workqueue::add_blocker): New function.
3062 * workqueue.h (class Workqueue): Declare add_blocker.
3063
f1ed28fb
ILT		 3064 * fileread.cc (Input_file::open): Remove options parameter.
3065 Change all callers.
3066 (Input_file::open_binary): Likewise.
3067 * script.cc (read_input_script): Likewise.
3068 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3069 options parameter from constructor. Change all callers.
3070 (class Read_script): Likewise.
3071 * fileread.h (class Input_file): Update declarations.
3072 * script.h (read_input_script): Update declaration.
3073
34dd024a
NC		 30742009-03-10 Nick Clifton <nickc@redhat.com>
3075
3076 * po/es.po: New Spanish translation.
3077
6d71b17c
CC		 30782009-03-06 Cary Coutant <ccoutant@google.com>
3079
3080 * options.cc (parse_short_option): Keep dash_z from registering itself.
3081
031cdbed
ILT		 30822009-03-03 Ian Lance Taylor <iant@google.com>
3083
3084 PR 9918
3085 * target-reloc.h (relocate_section): Pass output_section to
3086 relocate.
3087 * i386.cc (Target_i386::should_apply_static_reloc): Add
3088 output_section parameter. Change all callers.
3089 (Target_i386::Relocate::relocate): Add output_section parameter.
3090 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3091 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3092 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3093 * testsuite/two_file_shared.sh: New script.
3094 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3095 (check_DATA): Add two_file_shared.dbg.
3096 (two_file_shared.dbg): New target.
3097 * testsuite/Makefile.in: Rebuild.
3098
15d5fa16
ILT		 30992009-03-01 Ian Lance Taylor <iant@google.com>
3100
3101 * configure.ac: Check for byteswap.h.
3102 * configure: Rebuild.
3103 * config.in: Rebuild.
3104
8a4c0b0d
ILT		 31052009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3106
3107 * layout.cc (Layout::find_or_add_kept_section): New function.
3108 (Layout::add_comdat): Removed.
3109 * layout.h (struct Kept_section): Move out of class Layout.
3110 Remove trailing underscores from field names. Add group_sections
3111 field. Rename group_ field to is_group. Change all uses.
3112 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3113 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3114 comdat_groups_ field.
3115 (Sized_relobj::include_section_group): Use
3116 find_or_add_kept_section and Kept_section::group_sections.
3117 (Sized_relobj::include_linkonce_section): Likewise.
3118 * object.cc (class Sized_relobj): Don't define Comdat_group or
3119 Comdat_group_table. Remove find_comdat_group and
3120 add_comdat_group. Remove comdat_groups_ field.
3121 * plugin.cc (include_comdat_group): Use
3122 Layout::find_or_add_kept_section.
3123
b4ecf66b
ILT		 31242009-02-28 Ian Lance Taylor <iant@google.com>
3125
14359ca0
ILT		 3126 * README: --gc-sections and map files are now supported. Document
3127 some build requirements.
3128
b4ecf66b
ILT		 3129 PR 6992
3130 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3131 relocatable link set the value of the section symbol to zero.
3132 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3133 relocatable link don't include the section address in the local
3134 symbol value.
3135
0602e05a
ILT		 31362009-02-27 Ian Lance Taylor <iant@google.com>
3137
fd9d194f
ILT		 3138 PR 6811
3139 * options.h (class Search_directory): Add is_system_directory.
3140 (class General_options): Declare is_in_system_directory.
3141 * options.cc (get_relative_sysroot): Make static.
3142 (get_default_sysroot): Make static.
3143 (General_optoins::is_in_system_directory): New function.
3144 * fileread.cc (Input_file::is_in_system_directory): New function.
3145 * fileread.h (class Input_file): Declare is_in_system_directory.
3146 * object.h (class Object): Add is_in_system_directory.
3147 (class Input_objects): Remove system_library_directory_ field.
3148 * object.cc (Input_objects::add_object): Don't set
3149 system_library_directory_.
3150 (input_objects::found_in_system_library_directory): Remove.
3151 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3152 parameter. Change all callers.
3153 (Symbol_table::sized_write_globals): Likewise.
3154 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3155 Call Object::is_in_system_directory.
3156 * symtab.h (class Symbol_table): Update declarations.
3157
61edd21f
ILT		 3158 PR 5990
3159 * descriptors.h (Open_descriptor): Add is_on_stack field.
3160 * descriptors.cc (Descriptors::open): If the descriptor is on the
3161 top of the stack, remove it. Initialize is_on_stack field.
3162 (Descriptors::release): Only add pod to stack if it is not on the
3163 stack already.
3164 (Descriptors::close_some_descriptor): Clear stack_next and
3165 is_on_stack fields.
3166
e29e076a
ILT		 3167 PR 7091
3168 * output.cc (Output_section::find_starting_output_address): Rename
3169 from starting_output_address; add PADDR parameter; change return
3170 type.
3171 * output.h (class Output_section): Declare
3172 find_starting_output_address instead of starting_output_address.
3173 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3174 section symbol for which we can't find a merge section.
3175
0602e05a
ILT		 3176 PR 9836
3177 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3178 hidden or internal, force the symbol to be local.
3179 * resolve.cc (Symbol::override_visibility): Define.
3180 (Symbol::override_base): Use override_visibility.
3181 (Symbol_table::resolve): Likewise.
3182 (Symbol::override_base_with_special): Likewise.
3183 (Symbol_table::override_with_special): If the visibility is hidden
3184 or internal, force the symbol to be local.
3185 * symtab.h (class Symbol): Add set_visibility and
3186 override_visibility.
3187 * testsuite/ver_test_1.sh: New file.
3188 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3189 (check_DATA): Add ver_test_1.syms.
3190 (ver_test_1.syms): New target.
3191 * testsuite/Makefile.in: Rebuild.
3192
401a9a73
CC		 31932009-02-25 Cary Coutant <ccoutant@google.com>
3194
3195 * layout.cc (Layout::choose_output_section): Don't rename sections
3196 when using a linker script that has a SECTIONS clause.
3197 * Makefile.in: Regenerate.
3198
3199 * testsuite/Makefile.am (script_test_5.sh): New test case.
3200 * testsuite/Makefile.in: Regenerate.
3201 * testsuite/script_test_5.cc: New file.
3202 * testsuite/script_test_5.sh: New file.
3203 * testsuite/script_test_5.t: New file.
3204
f488e4b0
CC		 32052009-02-13 Rafael Avila de Espindola <espindola@google.com>
3206
3207 * archive.cc (Archive::include_member): Update calls to add_symbols.
3208 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3209 the Layout argument.
3210 * dynobj.h (do_add_symbols): Add the Layout argument.
3211 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3212 Layout argument.
3213 * object.h (Object::add_symbols): Add the Layout argument.
3214 (Object::do_add_symbols): Add the Layout argument.
3215 (Sized_relobj::do_add_symbols): Add the Layout argument.
3216 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3217 Unify the two versions.
3218 (Add_plugin_symbols): Remove.
3219 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3220 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3221 (Add_plugin_symbols): Remove.
3222 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3223 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3224 (Add_symbols::run): Make it work with Pulginobj.
3225
89dd1680
ILT		 32262009-02-06 Ian Lance Taylor <iant@google.com>
3227
3228 * object.cc (Sized_relobj::do_layout): Make info message start
3229 with lower case letter.
3230
266d0a74
ILT		 32312009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3232
602b464e
ILT		 3233 * binary.cc: Fix file comment.
3234
266d0a74
ILT		 3235 * options.h (enum Incremental_disposition): Define.
3236 (class General_options): Add new options: --incremental,
3237 --incremental_changed, --incremental_unchanged,
3238 --incremental_unknown. Add incremental_disposition_ and
3239 implicit_incremental_ fields.
3240 (General_options::incremental_disposition): New function.
3241 (class Position_dependent_options): Add incremental_disposition
3242 option.
3243 (Position_dependent_options::copy_from_options): Set incremental
3244 dispositions.
3245 * options.cc (General_options::parse_incremental_changed): New
3246 function.
3247 (General_options::parse_incremental_unchanged): New function.
3248 (General_options::parse_incremental_unknown): New function.
3249 (General_options::General_options): Initialize new fields
3250 incremental_disposition_ and implicit_incremental_.
3251 (General_options::finalize): Check for uasge of --incremental-*
3252 without --incremental.
3253
f073bbf7
CD		 32542009-02-06 Chris Demetriou <cgd@google.com>
3255
3256 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3257 pointer and to report location as the file name associated with
3258 the symbol.
3259 (gold_undefined_symbol_at_location): New function to replace the
3260 old gold_undefined_symbol functionality.
3261 * target-reloc.h (relocate_section): Update to use
3262 gold_undefined_symbol_at_location.
3263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3264 Call gold_undefined_symbol function rather than gold_error.
3265 * errors.h (Errors::undefined_symbol): Take location as a
3266 string, rather than calculating it from a relocation.
3267 * errors.cc (Errors::fatal): Print "fatal error:" before the
3268 formatted message.
3269 (Errors::error, Errors::error_at_location): Print "error: "
3270 before the formatted message.
3271 (Errors::undefined_symbol): Take location as a string, rather
3272 than calculating it from a relocation.
3273 (gold_undefined_symbol_at_location): New function akin to
3274 old gold_undefined_symbol, calculates location from relocation.
3275 (gold_undefined_symbol): Change to take only a Symbol pointer
3276 and to report location as the file name associated with the symbol.
3277 * testsuite/debug_msg.sh: Update for changed error messages.
3278 * testsuite/undef_symbol.sh: Likewise.
3279
8e94a90c
ILT		 32802009-02-04 Duncan Sands <baldrick@free.fr>
3281
3282 PR 9812
3283 * reduced_debug_output.h
3284 (Output_reduced_debug_abbrev_section::failed): Use format for
3285 gold_warning.
3286 (Output_reduced_debug_info_section::faild): Likewise.
3287
88a0e15b
ILT		 32882009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3289
3290 * script.cc (Lazy_demangler): New class.
3291 (Version_script_info::get_symbol_version_helper): Demangle a
3292 symbol only once.
3293
5efc7cd2
CC		 32942009-01-29 Cary Coutant <ccoutant@google.com>
3295
3296 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3297 to __tls_get_addr.
3298 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3299
e0ebcf42
ILT		 33002009-01-28 Ian Lance Taylor <iant@google.com>
3301
5efc7cd2 3302 * version.cc (version_string): Bump to 1.9.
75fe7426 3303
e0ebcf42
ILT		 3304 * gold.h: Include <cstring> and <stdint.h>.
3305 * version.cc: Include <cstdio>.
3306 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3307 warning.
3308 * reduced_debug_output.cc (insert_into_vector): Rename from
3309 Insert_into_vector; change all callers. Use Swap_unaligned to
3310 avoid aliasing issue; remove union since it is unnecessary.
3311
8e2813be 33122009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3313
3314 * Makefile.am (CCFILES): Add gc.cc.
3315 (HFILES): Add gc.h.
3316 * Makefile.in: Regenerate.
3317 * gold.cc (Gc_runner): New class.
3318 (queue_initial_tasks): Call garbage collection related tasks
3319 when corresponding options are invoked.
3320 (queue_middle_gc_tasks): New function.
3321 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3322 processed early before laying out sections during garbage collection.
3323 * gold.h (queue_middle_gc_tasks): New function.
3324 (is_prefix_of): Move from "layout.cc".
3325 * i386.cc (Target_i386::gc_process_relocs): New function.
3326 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3327 * main.cc (main): Create object of class "Garbage_collection".
3328 * object.cc (Relobj::copy_symbols_data): New function.
3329 (Relobj::is_section_name_included): New function.
3330 (Sized_relobj::do_layout): Allow this function to be called twice
3331 during garbage collection and defer layout of section during the
3332 first call.
3333 * object.h (Relobj::get_symbols_data): New function.
3334 (Relobj::is_section_name_included): New function.
3335 (Relobj::copy_symbols_data): New function.
3336 (Relobj::set_symbols_data): New function.
3337 (Relobj::get_relocs_data): New function.
3338 (Relobj::set_relocs_data): New function.
3339 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3340 (Relobj::gc_process_relocs): New function.
3341 (Relobj::do_gc_process_relocs): New pure virtual function.
3342 (Relobj::sd_): New data member.
3343 (Sized_relobj::is_output_section_offset_invalid): New function.
3344 (Sized_relobj::do_gc_process_relocs): New function.
3345 * options.h (General_options::gc_sections): Modify to not be a no-op.
3346 (General_options::print_gc_sections): New option.
3347 * plugin.cc (Plugin_finish::run): Remove function call to
3348 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3349 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3350 * reloc.cc (Read_relocs::run): Add task to process relocs and
3351 determine unreferenced sections when doing garbage collection.
3352 (Gc_process_relocs): New class.
3353 (Sized_relobj::do_gc_process_relocs): New function.
3354 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3355 sections that are garbage collected.
3356 * reloc.h (Gc_process_relocs): New class.
3357 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3358 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3359 symbols whose corresponding sections are garbage collected.
3360 (Symbol_table::Symbol_table): Add new parameter for the garbage
3361 collection object.
3362 (Symbol_table::gc_mark_undef_symbols): New function.
3363 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3364 (Symbol_table::gc_mark_dyn_syms): New function.
3365 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3366 as garbage.
3367 (Symbol_table::add_from_object): Likewise.
3368 (Symbol_table::add_from_relobj): When building shared objects, do not
3369 treat externally visible symbols as garbage.
3370 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3371 table information for static and relocatable links.
3372 * symtab.h (Symbol_table::set_gc): New function.
3373 (Symbol_table::gc): New function.
3374 (Symbol_table::gc_mark_undef_symbols): New function.
3375 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3376 (Symbol_table::gc_mark_dyn_syms): New function.
3377 (Symbol_table::gc_): New data member.
3378 * target.h (Sized_target::gc_process_relocs): New pure virtual
3379 function.
3380 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3381 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3382
3b293544
CF		 33832009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3384
3385 * options.h (General_options::gc_sections): Define as a no-op for now.
3386 (General_options::no_keep_memory): Ditto.
3387 (General_options::Bshareable): Define.
3388 * options.cc (General_options::finalize): Honor -Bshareable.
3389
83d22aa8
AS		 33902009-01-20 Andreas Schwab <schwab@suse.de>
3391
3392 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3393 read the value in the contents, since we don't use it. Use the
3394 template endianness when writing.
3395 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3396
cd536b21
AS		 33972009-01-19 Andreas Schwab <schwab@suse.de>
3398
3399 * configure.tgt (powerpc64-*): Fix targ_obj.
3400
99e9a495
ILT		 34012009-01-15 Ian Lance Taylor <iant@google.com>
3402
3403 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3404 local symbols when stripping all symbols.
3405
bbbfea06
CC		 34062009-01-14 Cary Coutant <ccoutant@google.com>
3407
99e9a495 3408 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3409
0f7c0701
CC		 34102009-01-14 Cary Coutant <ccoutant@google.com>
3411
3412 * archive.cc (Archive::get_elf_object_for_member): Remove call
3413 to File_read::claim_for_plugin.
3414 * descriptors.cc (Descriptors::open): Remove reference to
3415 is_claimed.
3416 (Descriptors::claim_for_plugin): Remove.
3417 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3418 (Descriptors::is_claimed): Remove.
3419 (claim_descriptor_for_plugin): Remove.
3420 * fileread.cc (File_read::claim_for_plugin): Remove.
3421 * fileread.h (File_read::claim_for_plugin): Remove.
3422 (File_read::descriptor): Reopen descriptor if necessary.
3423 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3424 (Plugin_manager::all_symbols_read): Add task parameter. Change
3425 all callers.
3426 (Plugin_manager::get_input_file): New function.
3427 (Plugin_manager::release_input_file): New function.
3428 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3429 corresponding data member.
3430 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3431 and pass to base constructor. Change all callers.
3432 (get_input_file, release_input_file): New functions.
3433 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3434 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3435 (Plugin_manager::all_symbols_read): Add task parameter.
3436 (Plugin_manager::get_input_file): New function.
3437 (Plugin_manager::release_input_file): New function.
3438 (Plugin_manager::task_): New data member.
3439 (Pluginobj::Pluginobj): Add filesize parameter.
3440 (Pluginobj::filename): New function.
3441 (Pluginobj::descriptor): New function.
3442 (Pluginobj::filesize): New function.
3443 (Pluginobj::filesize_): New data member.
3444 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3445 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3446 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3447
3448 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3449 with archive libraries.
3450 * testsuite/Makefile.in: Regenerate.
3451 * testsuite/plugin_test.c (struct sym_info): New type.
3452 (get_input_file, release_input_file): New static variables.
3453 (onload): Capture new transfer vector entries.
3454 (claim_file_hook): Stop reading at end of file according to filesize.
3455 Factor out parsing of readelf output into separate function.
3456 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3457 APIs and get the source file name from the symbol table. Convert
3458 source file name to corresponding object file name. Print info
3459 message when adding new input files.
3460 (parse_readelf_line): New function.
3461 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3462 * testsuite/plugin_test_2.sh: Likewise.
3463 * testsuite/plugin_test_3.sh: Likewise.
3464 * testsuite/plugin_test_4.sh: New test case.
3465
62a6d109
ILT		 34662009-01-07 Ian Lance Taylor <iant@google.com>
3467
3468 * version.cc (version_string): Bump to 1.8.
3469
483620e8
CC		 34702008-12-23 Cary Coutant <ccoutant@google.com>
3471
3472 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3473 * plugin.cc (Plugin_manager::finish): Rename as
3474 layout_deferred_objects. Move cleanup to separate function.
3475 (Plugin_manager::cleanup): New function.
3476 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3477 separately.
3478 * plugin.h (Plugin_manager::finish): Rename as
3479 layout_deferred_objects.
3480 (Plugin_manager::cleanup): New function.
3481 (Plugin_manager::cleanup_done): New field.
3482
d66a9eb3
CC		 34832008-12-23 Cary Coutant <ccoutant@google.com>
3484
3485 * plugin.cc (is_visible_from_outside): New function.
3486 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3487 so we don't return "IR only" status for exported symbols or -r links.
3488
3489 * testsuite/Makefile.am (plugin_test_3): New test case.
3490 * testsuite/Makefile.in: Regenerate.
3491 * testsuite/plugin_test_3.sh: New file.
3492
5995b570
CC		 34932008-12-22 Cary Coutant <ccoutant@google.com>
3494
3495 * object.cc (Sized_relobj::layout_section): New function.
3496 (Sized_relobj::do_layout): Defer layout of input sections until after
3497 plugin has provided replacement files.
3498 (Sized_relobj::do_layout_deferred_sections): New function.
3499 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3500 (Relobj::layout_deferred_sections): New function.
3501 (Relobj::do_layout_deferred_sections): New function.
3502 (Sized_relobj::do_layout_deferred_sections): New function.
3503 (Sized_relobj::layout_section): New function.
3504 (Sized_relobj::Deferred_layout): New structure.
3505 (Sized_relobj::deferred_layout_): New field.
3506 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3507 Change all callers. Layout deferred sections.
3508 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3509 references.
3510 (Plugin_hook::run): Move code from do_plugin_hook inline.
3511 (Plugin_hook::do_plugin_hook): Remove.
3512 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3513 (Plugin_manager::finish): Renamed, was cleanup.
3514 (Plugin_manager::should_defer_layout): New function.
3515 (Plugin_manager::add_deferred_layout_object): New function.
3516 (Plugin_manager::Deferred_layout_list): New type.
3517 (Plugin_manager::deferred_layout_objects_): New field.
3518 (Plugin_hook::do_plugin_hook): Remove.
3519
ee769c88
ILT		 35202008-12-17 Ian Lance Taylor <iant@google.com>
3521
3522 * options.h (class General_options): Add --no case for
3523 --export-dynamic.
3524
abc8dcba
CC		 35252008-12-16 Cary Coutant <ccoutant@google.com>
3526
3527 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3528 vector.
3529 (Plugin_manager::claim_file): Create plugin object even if
3530 plugin did not call the add_symbols callback.
3531 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3532 asking for more symbols than were added.
3533 * testsuite/Makefile.am (plugin_test_1): Add test case with
3534 no global symbols.
3535 (empty.syms): New target.
3536 * testsuite/Makefile.in: Regenerate.
3537 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3538 message. Don't call add_symbols if no globals.
3539 (all_symbols_read_hook): Don't provide replacement for empty
3540 claimed file.
3541
b0074644
ILT		 35422008-12-12 Ian Lance Taylor <iant@google.com>
3543
68943102
ILT		 3544 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3545 r_type == 0 for a local symbol with r_sym == 0.
3546 (scan_relocatable_relocs): Pass r_sym to
3547 local_non_section_strategy.
3548 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3549 r_sym parameter.
3550
b0074644
ILT		 3551 * configure.ac: Update test for TLS descriptors: they are
3552 supported as of glibc 2.9.
3553 * configure: Rebuild.
3554
c2508178
ILT		 35552008-12-11 Ian Lance Taylor <iant@google.com>
3556
3557 PR 7091
3558 * target-reloc.h (Default_scan_relocatable_relocs): For each
3559 function, map r_type == 0 to RELOC_DISCARD.
3560
2756a258
CC		 35612008-12-10 Cary Coutant <ccoutant@google.com>
3562
3563 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3564 object to override a kept COMDAT group from a plugin object.
3565
bb6f53d3
ILT		 35662008-12-09 Ian Lance Taylor <iant@google.com>
3567
fbc558e1
ILT		 3568 PR 7088
3569 * yyscript.y (file_cmd): Handle INPUT.
3570
bb6f53d3
ILT		 3571 * testsuite/initpri1.c: Change all declarations to be full
3572 prototypes by adding void, to avoid compiler warnings.
3573
4674ecfc
CC		 35742008-12-05 Rafael Avila de Espindola <espindola@google.com>
3575
3576 * options.cc (General_options::parse_plugin_opt): New.
3577 (General_options::add_plugin): The argument now is just the filename.
3578 (General_options::add_plugin_option): New.
3579 * options.h (plugin_opt): New.
3580 (add_plugin): Change argument name.
3581 (add_plugin_option): New.
3582 * plugin.cc (Plugin::load): Don't parse the plugin option.
3583 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3584 (Plugin::add_option): New.
3585 (Plugin::args_): Change type.
3586 (Plugin::filename_): New.
3587 (Plugin_manager::add_plugin_option): New.
3588 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3589 * testsuite/Makefile.in: Regenerate.
3590
fd06b4aa
CC		 35912008-12-05 Cary Coutant <ccoutant@google.com>
3592
3593 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3594 Handle --strip-lto-sections option.
3595 * options.h (strip_lto_sections): New option.
3596
6c52134c
CC		 35972008-12-01 Cary Coutant <ccoutant@google.com>
3598
3599 * plugin.cc (ld_plugin_message): Change format parameter to const.
3600 Fix mismatch between new[] and delete.
3601
a45248e0
CC		 36022008-11-14 Cary Coutant <ccoutant@google.com>
3603
3604 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3605 instead of -1U.
3606
c82fbeee
CS		 36072008-11-05 Craig Silverstein <csilvers@google.com>
3608
3609 * options.cc (General_options::parse_dynamic_list): New function.
3610 * options.h (General_options): New flags dynamic_list,
3611 dynamic_list_data, dynamic_list_cpp_new, and
3612 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3613 (General_options::in_dynamic_list): New function.
3614 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3615 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3616 (Lex::can_continue_name): Likewise.
3617 (yylex): Likewise.
3618 (read_script_file): New parameter script_options.
3619 (read_dynamic_list): New function.
3620 (Script_options::define_dynamic_list): New function.
3621 (dynamic_list_keyword_parsecodes): New variable.
3622 (dynamic_list_keywords): New variable.
3623 * script.h (Script_options::define_dynamic_list): New function
3624 prototype.
3625 (read_dynamic_list): New function prototype.
3626 * symtab.cc (strprefix): New macro.
3627 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3628 dynamic_list_data, dynamic_list_cpp_new, and
3629 dynamic_list_cpp_typeinfo.
3630 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3631 (dynamic_list_expr): New rule.
3632 (dynamic_list_nodes): Likewise.
3633 (dynamic_list_node): Likewise.
3634 * testsuite/Makefile.am (dynamic_list): New test.
3635 * testsuite/Makefile.in: Regenerated.
3636 * testsuite/dynamic_list.t: New file.
3637 * testsuite/dynamic_list.sh: New file.
3638
e0bb29a5
CS		 36392008-11-05 Craig Silverstein <csilvers@google.com>
3640
3641 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3642 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3643 (t11_last): Likewise.
3644 * testsuite/ver_test_6.c (main): Likewise.
3645
4e1e25e0
CC		 36462008-10-07 Cary Coutant <ccoutant@google.com>
3647
3648 * options.c (General_options::finalize): Add check for -static and
3649 -shared.
3650 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3651 is not empty.
3652
92f03fcb
CC		 36532008-10-02 Cary Coutant <ccoutant@google.com>
3654
3655 * plugin.cc (make_sized_plugin_object): Fix conditional
3656 compilation to work when not all targets are enabled.
3657
fbd8a257
CC		 36582008-09-29 Cary Coutant <ccoutant@google.com>
3659
3660 * archive.cc (Archive::get_file_and_offset): Use filename instead
3661 of name to get library path.
3662 (Archive::include_member): Unlock external member of a thin archive.
3663
3664 * testsuite/Makefile.am (TEST_AR): New variable.
3665 (thin_archive_test_1): New test.
3666 (thin_archive_test_2): New test.
81636b3f
CC		 3667 * testsuite/Makefile.in: Regenerate.
3668 * testsuite/thin_archive_main.cc: New file.
3669 * testsuite/thin_archive_test_1.cc: New file.
3670 * testsuite/thin_archive_test_2.cc: New file.
3671 * testsuite/thin_archive_test_3.cc: New file.
3672 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3673
eff45813
CC		 36742008-09-29 Cary Coutant <ccoutant@google.com>
3675
3676 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3677 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3678 instead of -1U.
3679 (Sized_relobj::do_finalize_local_symbols): Likewise.
3680 (Sized_relobj::map_to_kept_section): Likewise.
3681 * object.h (Sized_relobj::invalid_address): New constant.
3682 (Sized_relobj::do_output_section_offset): Check for invalid_address
3683 and return -1ULL.
3684 * output.cc (Output_reloc::local_section_offset): Use constant
3685 invalid_address instead of -1U.
3686 (Output_reloc::get_address): Likewise.
3687 (Output_section::output_address): Change -1U to -1ULL.
3688 * output.h (Output_reloc::invalid_address): New constant.
3689 * reloc.cc (Sized_relobj::write_sections): Use constant
3690 invalid_address instead of -1U.
3691 (Sized_relobj::relocate_sections): Likewise.
3692 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3693 values for merge sections.
3694 * target-reloc.h (relocate_for_relocatable): Use constant
3695 invalid_address instead of -1U.
3696
89fc3421
CC		 36972008-09-19 Cary Coutant <ccoutant@google.com>
3698
3699 Add plugin functionality for link-time optimization (LTO).
3700 * configure.ac (plugins): Add --enable-plugins option.
3701 * configure: Regenerate.
3702 * config.in: Regenerate.
3703 * Makefile.am (LIBDL): New variable.
3704 (CCFILES): Add plugin.cc.
3705 (HFILES): Add plugin.h.
3706 (ldadd_var): Add LIBDL.
3707 * Makefile.in: Regenerate.
3708
3709 * archive.cc: Include "plugin.h".
3710 (Archive::setup): Don't preread archive symbols when using a plugin.
3711 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3712 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3713 files.
3714 (Archive::include_member): Add symbols from plugin objects.
3715 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3716 * descriptors.cc (Descriptors::open): Check for file descriptors
3717 abandoned by plugins.
3718 (Descriptors::claim_for_plugin): New function.
3719 * descriptors.h (Descriptors::claim_for_plugin): New function.
3720 (Open_descriptor::is_claimed): New field.
3721 (claim_descriptor_for_plugin): New function.
3722 * fileread.cc (File_read::claim_for_plugin): New function.
3723 * fileread.h (File_read::claim_for_plugin): New function.
3724 (File_read::descriptor): New function.
3725 * gold.cc: Include "plugin.h".
3726 (queue_initial_tasks): Add task to call plugin hooks for generating
3727 new object files.
3728 * main.cc: Include "plugin.h".
3729 (main): Load plugin libraries.
3730 * object.h (Pluginobj): Declare.
3731 (Object::pluginobj): New function.
3732 (Object::do_pluginobj): New function.
3733 (Object::set_target): New function.
3734 * options.cc: Include "plugin.h".
3735 (General_options::parse_plugin): New function.
3736 (General_options::General_options): Initialize plugins_ field.
3737 (General_options::add_plugin): New function.
3738 * options.h (Plugin_manager): Declare.
3739 (General_options): Add --plugin option.
3740 (General_options::has_plugins): New function.
3741 (General_options::plugins): New function.
3742 (General_options::add_plugin): New function.
3743 (General_options::plugins_): New field.
3744 * plugin.cc: New file.
3745 * plugin.h: New file.
3746 * readsyms.cc: Include "plugin.h".
3747 (Read_symbols::do_read_symbols): Check for archive before checking
3748 for ELF file. Call plugin hooks to claim files.
3749 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3750 from a real object file; force override when processing replacement
3751 files.
3752 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3753 (Symbol::init_base_object): Likewise.
3754 (Symbol::init_base_output_data): Likewise.
3755 (Symbol::init_base_output_segment): Likewise.
3756 (Symbol::init_base_constant): Likewise.
3757 (Symbol::init_base_undefined): Likewise.
3758 (Symbol::output_section): Assert that object is not a plugin.
3759 (Symbol_table::add_from_pluginobj): New function.
3760 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3761 undefined.
3762 (Symbol_table::sized_write_globals): Likewise.
3763 (Symbol_table::add_from_pluginobj): Instantiate template.
3764 * symtab.h (Sized_pluginobj): Declare.
3765 (Symbol::in_real_elf): New function.
3766 (Symbol::set_in_real_elf): New function.
3767 (Symbol::in_real_elf_): New field.
3768 (Symbol_table::add_from_pluginobj): New function.
3769
3770 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3771 (LIBDL): New variable.
3772 (LDADD): Add LIBDL.
3773 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3774 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3775 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3776 (MOSTLYCLEANFILES): Likewise.
3777 * testsuite/Makefile.in: Regenerate.
3778 * testsuite/plugin_test.c: New file.
3779 * testsuite/plugin_test_1.sh: New file.
3780 * testsuite/plugin_test_2.sh: New file.
3781
de31bda5
ILT		 37822008-09-16 Ian Lance Taylor <iant@google.com>
3783
9c2d0ef9
ILT		 3784 * target-reloc.h (relocate_section): Check whether a symbol is
3785 defined by the ABI before reporting an undefined symbol error.
3786 * target.h (Target::is_defined_by_abi): Make parameter const.
3787 (Target::do_is_defined_by_abi): Likewise.
3788 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3789 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3790 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3791 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3792 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3793 * testsuite/Makefile.in: Rebuild.
3794
de31bda5
ILT		 3795 * fileread.cc (make_view): Add casts to avoid warning.
3796
9fa33bee
AO		 37972008-09-16 Alexandre Oliva <aoliva@redhat.com>
3798
3799 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3800 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3801
183fd0e3
AO		 38022008-09-16 Alexandre Oliva <aoliva@redhat.com>
3803
3804 * options.h (General_options::output_is_executable): New.
3805 (General_options::output_is_pie): New.
3806 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3807 for shared libraries.
3808 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3809
7be8330a
CD		 38102008-09-11 Chris Demetriou <cgd@google.com>
3811
3812 * options.h (origin): New -z option.
3813 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3814 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3815 in DT_FLAGS_1.
3816
a9caad02
CC		 38172008-09-05 Cary Coutant <ccoutant@google.com>
3818
3819 * fileread.cc (File_read::make_view): Add check for attempt to map
3820 beyond end of file.
3821
ae6dce4d
CC		 38222008-09-05 Cary Coutant <ccoutant@google.com>
3823
3824 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3825 explicit instantiations.
3826
d7ab2a47
KVH		 38272008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3828
3829 PR gold/6858
3830 * options.cc (General_options::finalize): Allow undefined symbols
3831 in shlibs if linking -shared.
3832
3833 PR gold/6859
3834 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3835 symbols as not needing a dynsym entry.
3836
1e52a9c1
CS		 38372008-08-20 Craig Silverstein <csilvers@google.com>
3838
3839 * fileread.cc (File_read::open): Do not lock the file unless it
3840 was successfully opened.
3841
d85c80a3
CC		 38422008-08-14 Cary Coutant <ccoutant@google.com>
3843
3844 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3845 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3846 * testsuite/tls_test.cc (struct int128): 128-bit struct
3847 for testing TLS relocs with non-zero addend.
3848 (v12): New TLS variable.
3849 (t12): New test.
3850 (t_last): Add check for v12.
3851 * testsuite/tls_test.h (t12): New function.
3852 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3853
2d924fd9
ILT		 38542008-08-13 Ian Lance Taylor <iant@google.com>
3855
3856 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3857 set tls_segment_ or relro_segment_.
3858 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3859 when appropriate.
3860 * output.h (Output_section::clear_is_relro): New function.
3861 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3862 sections specially even when output_data_ is empty.
3863 (Output_segment::maximum_alignment): When first section is relro,
3864 only force alignment for PT_LOAD segments.
3865 * script.cc (script_data_segment_align): New function.
3866 (script_data_segment_relro_end): New function.
3867 * script-c.h (script_data_segment_align): Declare.
3868 (script_data_segment_relro_end): Declare.
3869 * script-sections.h (class Script_sections): Declare
3870 data_segment_align and data_segment_relro_end. Add fields
3871 segment_align_index_ and saw_relro_end_.
3872 * script-sections.cc (class Sections_element): Add set_is_relro
3873 virtual function. Add new bool* parameter to place_orphan_here.
3874 Add get_output_section virtual function.
3875 (class Output_section_definition): Add set_is_relro. Add new
3876 bool* parameter to place_orphan_here. Add get_output_section.
3877 Add is_relro_ field.
3878 (Output_section_definition::Output_section_definition): Initialize
3879 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3880 and is_relro_ fields.
3881 (Output_section_definition::place_orphan_here): Add is_relro
3882 parameter.
3883 (Output_section_definition::set_section_addresses): Set relro for
3884 output section.
3885 (Output_section_definition::alternate_constraint): Likewise.
3886 (class Orphan_output_section): Add new bool* parameter to
3887 place_orphan_here. Add get_output_section.
3888 (Orphan_output_section::place_orphan_here): Add is_relro
3889 parameter.
3890 (Script_sections::Script_sections): Initialize
3891 data_segment_align_index_ and saw_relro_end_.
3892 (Script_sections::data_segment_align): New function.
3893 (Script_sections::data_segment_relro_end): New function.
3894 (Script_sections::place_orphan): Set or clear is_relro.
3895 (Script_sections::set_section_addresses): Force alignment of first
3896 TLS section.
3897 * yyscript.y (exp): Call script_data_segment_align and
3898 script_data_segment_relro_end.
3899 * testsuite/relro_script_test.t: New file.
3900 * testsuite/relro_test.cc (using_script): Declare.
3901 (t1, t2): Test using_script.
3902 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3903 (relro_script_test_SOURCES): Define.
3904 (relro_script_test_DEPENDENCIES): Define.
3905 (relro_script_test_LDFLAGS): Define.
3906 (relro_script_test_LDADD): Define.
3907 (relro_script_test.so): New target.
3908 * testsuite/Makefile.in: Rebuild.
3909
f827c9a9
CC		 39102008-08-06 Cary Coutant <ccoutant@google.com>
3911
3912 * archive.cc (Archive::total_archives, Archive::total_members)
3913 (Archive::total_members_loaded): New variables.
3914 (Archive::setup): Add parameter. Add option to preread
3915 archive symbols.
3916 (Archive::read_armap): Add counter.
3917 (Archive::get_file_and_offset): New function.
3918 (Archive::get_elf_object_for_member): New function.
3919 (Archive::read_all_symbols): New function.
3920 (Archive::read_symbols): New function.
3921 (Archive::add_symbols): Add counters.
3922 (Archive::include_all_members): Use armap to find members if it's
3923 already built.
3924 (Archive::include_member): Skip reading symbols if already read.
3925 Factored code into Archive::get_file_and_offset and
3926 Archive::get_elf_object_for_member. Changed call to
3927 Mapfile::report_include_archive_member.
3928 (Archive::print_stats): New function.
3929 * archive.h: Declare Object and Read_symbols_data classes.
3930 (Archive::Archive): Add initializers for new members.
3931 (Archive::setup): Add parameter.
3932 (Archive::print_stats): New function.
3933 (Archive::total_archives, Archive::total_members)
3934 (Archive::total_members_loaded): New variables.
3935 (Archive::get_file_and_offset): New function.
3936 (Archive::get_elf_object_for_member): New function.
3937 (Archive::read_all_symbols): New function.
3938 (Archive::read_symbols): New function.
3939 (Archive::Archive_member): New class.
3940 (Archive::members_): New member.
3941 (Archive::num_members_): New member.
3942 * main.cc: Include archive.h.
3943 (main): Call Archive::print_stats.
3944 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3945 archive parameter; member_name is now the fully-decorated name.
3946 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3947 * options.h: (General_options): Add --preread-archive-symbols option.
3948 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3949 Archive::setup.
3950
de4c45bd
ILT		 39512008-08-04 Ian Lance Taylor <iant@google.com>
3952
3953 * symtab.h (Symbol::use_plt_offset): New function.
3954 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3955 * powerpc.cc (Relocate::relocate): Likewise.
3956 * sparc.cc (Relocate::relocate): Likewise.
3957 * x86_64.cc (Relocate::relocate): Likewise.
3958 * testsuite/weak_plt.sh: New test.
3959 * testsuite/weak_plt_main.cc: New test.
3960 * testsuite/weak_plt_shared.cc: New test.
3961 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3962 (check_PROGRAMS): Add weak_plt.
3963 (check_DATA): Add weak_plt_shared.so.
3964 (weak_plt_main_pic.o, weak_plt): New targets.
3965 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3966 * testsuite/Makefile.in: Rebuild.
3967
3968 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3969 gcctestdir/ld.
3970 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3971 * testsuite/Makefile.in: Rebuild.
3972
323ee3f4
AM		 39732008-08-04 Alan Modra <amodra@bigpond.net.au>
3974
3975 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3976 * Makefile.in: Regenerate.
3977 * po/POTFILES.in: Regenerate.
3978
7c07ecec
ILT		 39792008-07-29 Ian Lance Taylor <iant@google.com>
3980
3981 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3982 symbols before other symbols.
3983 * testsuite/script_test_2.cc (test_addr): Declare.
3984 (test_addr_alias): Declare.
3985 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3986 values.
7c07ecec
ILT		 3987 * testsuite/script_test_2.t: Define test_addr_alias and
3988 test_addr.
3989
5778530e
ILT		 39902008-07-24 Ian Lance Taylor <iant@google.com>
3991
2a00e4fb
ILT		 3992 PR 5990
3993 * descriptors.cc: New file.
3994 * descriptors.h: New file.
3995 * gold-threads.h (class Hold_optional_lock): New class.
3996 * fileread.cc: Include "descriptors.h".
3997 (File_read::~File_read): Release descriptor rather than closing
3998 it.
3999 (File_read::open) [file]: Call open_descriptor rather than open.
4000 Set is_descriptor_opened_.
4001 (File_read::open) [memory]: Assert that descriptor is not open.
4002 (File_read::reopen_descriptor): New function.
4003 (File_read::release): Release descriptor.
4004 (File_read::do_read): Make non-const. Reopen descriptor.
4005 (File_read::read): Make non-const.
4006 (File_read::make_view): Reopen descriptor.
4007 (File_read::do_readv): Likewise.
4008 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4009 Update declarations.
4010 * layout.cc: Include "descriptors.h".
4011 (Layout::create_build_id): Use open_descriptor rather than open.
4012 * output.cc: Include "descriptors.h".
4013 (Output_file::open): Use open_descriptor rather than open.
4014 * archive.cc (Archive::const_iterator): Change Archive to be
4015 non-const.
4016 (Archive::begin, Archive::end): Make non-const.
4017 (Archive::count_members): Likewise.
4018 * archive.h (class Archive): Update declarations.
4019 * object.h (Object::read): Make non-const.
4020 * Makefile.am (CCFILES): Add descriptors.cc.
4021 (HFILES): Add descriptors.h.
4022 * Makefile.in: Rebuild.
4023
801647d1
ILT		 4024 PR 6716
4025 * gold.h: Always include <clocale>. Add Solaris workarounds
4026 following code in binutils/sysdep.h.
4027
5edd166e
ILT		 4028 PR 6048
4029 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4030 this->eh_frame_hdr_ is NULL before using it.
4031
c89ad728
ILT		 4032 * dynobj.cc (Versions::Versions): Update comment.
4033
aa86f06b
ILT		 4034 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4035 the base version name.
4036
5778530e
ILT		 4037 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4038 array size plus one.
4039 (Stringpool_template::set_string_offsets): Subtract one from key
4040 before using it as an array index.
4041 (Stringpool_template::get_offset_with_length): Likewise.
4042 (Stringpool_template::write_to_buffer): Likewise.
4043 * stringpool.h (Stringpool_template::get_offset_from_key):
4044 Likewise.
4045
057ead22
ILT		 40462008-07-23 Ian Lance Taylor <iant@google.com>
4047
7f649c59
ILT		 4048 PR 6658
4049 * object.h (Merged_symbol_value::value): Do our best to handle a
4050 negative addend.
4051
057ead22
ILT		 4052 PR 6647
4053 * script.cc (Version_script_info::get_versions): Don't add empty
4054 version tag to return value.
4055 (Version_script_info::get_symbol_version_helper): Change return
4056 type to bool. Add pversion parameter. Change all callers.
4057 (script_register_vers_node): Don't require a non-NULL tag.
4058 * script.h (class Version_script_info): Update declarations.
4059 (Version_script_info::get_symbol_version): Change return type to
4060 bool. Add version parameter. Change all callers.
4061 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4062 handling. Handle an empty version from a version script.
4063 (Symbol_table::define_special_symbol): Likewise.
4064 * testsuite/ver_test_10.script: New file.
4065 * testsuite/ver_test_10.sh: New file.
4066 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4067 (check_DATA): Add ver_test_10.syms.
4068 (ver_test_10.syms, ver_test_10.so): New target.
4069 * testsuite/Makefile.in: Rebuild.
4070
58e54ac2
CD		 40712008-07-23 Simon Baldwin <simonb@google.com>
4072
4073 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4074 to zero for undefined symbols from dynamic libraries.
4075
95d14cd3
ILT		 40762008-07-23 Ian Lance Taylor <iant@google.com>
4077
4078 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4079 Change all callers.
4080 * symtab.h (class Symbol_table): Update declaration.
4081 * testsuite/ver_test_9.cc: New file.
4082 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4083 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4084 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4085 (ver_test_9.so, ver_test_9.o): New targets.
4086 * testsuite/Makefile.in: Rebuild.
4087
92de84a6
ILT		 40882008-07-22 Ian Lance Taylor <iant@google.com>
4089
34810851
ILT		 4090 * options.h (class General_options): Define --check-sections.
4091 * layout.cc (Layout::set_segment_offsets): Handle
4092 --check-sections.
4093
af6156ef
ILT		 4094 * options.h (class General_options): Define -n/--nmagic and
4095 -N/--omagic.
4096 * options.cc (General_options::finalize): For -n/--nmagic or
4097 -N/--omagic, set -static.
4098 * layout.cc (Layout::attach_allocated_section_to_segment): If
4099 -N/--omagic, don't put read-only and read-write sections in
4100 different segments.
4101 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4102 finding a read-only segment.
4103 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4104 don't set the minimum segment alignment to the common page size,
4105 and don't set the file offset to the address modulo the page size.
4106 * script-sections.cc (Script_sections::create_segments): If
4107 -n/--omagic, don't put read-only and read-write sections in
4108 different segments.
4109
92de84a6
ILT		 4110 * cref.cc: New file.
4111 * cref.h: New file.
4112 * options.h (class General_options): Add --print-symbol-counts.
4113 * main.cc (main): Issue defined symbol report if requested.
4114 * archive.cc (Archive::interpret_header): Make into a const member
4115 function.
4116 (Archive::add_symbols): Call Input_objects::archive_start and
4117 archive_stop.
4118 (Archive::const_iterator): Define new class.
4119 (Archive::begin, Archive::end): New functions.
4120 (Archive::include_all_members): Rewrite to use iterator.
4121 (Archive::count_members): New function.
4122 * archive.h (class Archive): Update declarations.
4123 (Archive::filename): New function.
4124 * object.cc: Include "cref.h".
4125 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4126 (Sized_relobj::do_get_global_symbol_counts): New function.
4127 (Input_objects::add_object): Add object to cross-referencer.
4128 (Input_objects::archive_start): New function.
4129 (Input_objects::archive_stop): New function.
4130 (Input_objects::print_symbol_counts): New function.
4131 * object.h: Declare Cref and Archive.
4132 (Object::get_global_symbol_counts): New function.
4133 (Object::do_get_global_symbol_counts): New pure virtual function.
4134 (class Sized_relobj): Add defined_count_ field. Update
4135 declarations.
4136 (class Input_objects): Add cref_ field. Update constructor.
4137 Update declarations.
4138 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4139 defined_count_.
4140 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4141 symbol counts.
4142 (Sized_dynobj::do_get_global_symbol_counts): New function.
4143 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4144 defined_count_. Update declarations. Define Symbols typedef.
4145 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4146 parameter. Change all callers.
4147 (Symbol_table::add_from_dynobj): Add sympointers and defined
4148 parameters. Change all callers.
4149 * symtab.h (class Symbol_table): Update declarations.
4150 * Makefile.am (CCFILES): Add cref.cc.
4151 (HFILES): Add cref.h.
4152 * Makefile.in: Rebuild.
4153
3f7c5e1d
CD		 41542008-07-22 Simon Baldwin <simonb@google.com>
4155
4156 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4157 to zero when writing undefined symbols.
4158
e0b64032
ILT		 41592008-07-22 Ian Lance Taylor <iant@google.com>
4160
4161 * output.cc (Output_section::add_input_section): Don't try to
4162 merge empty merge sections.
4163
096b02cf
CS		 41642008-07-21 Craig Silverstein <csilvers@google.com>
4165
4166 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4167 Include symbol version in error message.
cd536b21 4168
1d1f116d
CD		 41692008-07-20 Chris Demetriou <cgd@google.com>
4170
cd536b21 4171 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4172 (RANDOM_SEED_CFLAGS): New substituted variable.
4173 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4174 * configure: Rebuild.
4175 * Makefile.in: Likewise.
4176 * testsuite/Makefile.in: Likewise.
4177
a18f591e
ILT		 41782008-07-18 Ian Lance Taylor <iant@google.com>
4179
4180 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4181 where we see NAME/NULL and NAME/VERSION as separate symbols.
4182 * testsuite/ver_test_main.cc (main): Call t4.
4183 (t4, t4_2a): Define.
4184 * testsuite/ver_test_2.cc (t4_2): Define.
4185 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4186 * testsuite/ver_test_4.cc (t4_2a): Define.
4187 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4188 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4189
c6e3f6ed
ILT		 41902008-07-17 Ian Lance Taylor <iant@google.com>
4191
4192 * dynobj.cc (Versions::add_def): If we give an error about a
4193 missing version, go ahead and create the version anyhow.
4194
ef9beddf
ILT		 41952008-07-10 Ian Lance Taylor <iant@google.com>
4196
4197 Handle output sections with more than 0x7fffffff bytes.
4198 * object.h (class Relobj): Change map_to_output_ to
4199 output_sections_, and just keep a section pointer. Change all
4200 uses. Move comdat group support to Sized_relobj.
4201 (Relobj::is_section_specially_mapped): Remove.
4202 (Relobj::output_section): Remove poff parameter. Change all
4203 callers.
4204 (Relobj::output_section_offset): New function.
4205 (Relobj::set_section_offset): Rewrite.
4206 (Relobj::map_to_output): Remove.
4207 (Relobj::output_sections): New function.
4208 (Relobj::do_output_section_offset): New pure virtual function.
4209 (Relobj::do_set_section_offset): Likewise.
4210 (class Sized_relobj): Add section_offsets_ field. Add comdat
4211 group support from Relobj. Update declarations.
4212 (Sized_relobj::get_output_section_offset): New function.
4213 (Sized_relobj::do_output_section_offset): New function.
4214 (Sized_relobj::do_set_section_offset): New function.
4215 * object.cc (Relobj::output_section_address): Remove.
4216 (Sized_relobj::Sized_relobj): Initialize new fields.
4217 (Sized_relobj::include_section_group): Cast find_kept_object to
4218 Sized_relobj.
4219 (Sized_relobj::include_linkonce_section): Likewise.
4220 (Sized_relobj::do_layout): Use separate arrays for output section
4221 and output offset.
4222 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4223 output_sections.
4224 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4225 output_sections and section_offsets.
4226 (Sized_relobj::write_local_symbols): Likewise.
4227 (map_to_kept_section): Compute output address directly.
4228 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4229 output_sections and section_offsets.
4230 (Sized_relobj::write_sections): Likewise.
4231 (Sized_relobj::relocate_sections): Likewise.
4232 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4233 * output.h (class Output_reloc): Update declarations. Change
4234 u2_.relobj to Sized_relobj*.
4235 (class Output_data_reloc): Change add functions to use
4236 Sized_relobj*.
4237 * output.cc (Output_reloc::Output_reloc): Change relobj to
4238 Sized_relobj*.
4239 (Output_reloc::local_section_offset): Change return type to
4240 Elf_Addr. Use get_output_section_offset.
4241 (Output_reloc::get_address): Likewise.
4242 (Output_section::is_input_address_mapped): Don't call
4243 is_section_specially_mapped.
4244 (Output_section::output_offset): Likewise.
4245 (Output_section::output_address): Likewise.
4246 (Output_section::starting_output_address): Likewise.
4247 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4248 parameter to Sized_relobj*.
4249 (Copy_relocs::need_copy_reloc): Likewise.
4250 (Copy_relocs::save): Likewise.
4251 * copy-relocs.h (class Copy_relocs): Update declarations.
4252 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4253 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4254 * target-reloc.h (relocate_for_relocatable): Change
4255 offset_in_output_section type to Elf_Addr. Change code that uses
4256 it as well.
4257 * layout.cc (Layout::layout): Always set *off.
4258 * mapfile.cc (Mapfile::print_input_section): Use
4259 output_section_offset.
4260 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4261 Sized_relobj*.
4262 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4263 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4264 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4265
5cb66f97
ILT		 42662008-07-03 Ian Lance Taylor <iant@google.com>
4267
4268 * layout.cc (Layout::include_section): Do not discard unrecognized
4269 SHT_STRTAB sections.
4270
afe47622
CS		 42712008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4272
4273 * script.cc (Lex::can_continue_name): Make '?' allowable in
4274 version-script names.
4275 * testsuite/version_script.map: Change glob pattern to use '?'
4276
5adf9721
ILT		 42772008-06-30 Manish Singh <yosh@gimp.org>
4278
4279 PR 6585
4280 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4281 Correct typo.
4282
e6fde208
ILT		 42832008-06-30 Ian Lance Taylor <iant@google.com>
4284
4285 PR 6660
4286 PR 6682
4287 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4288 versions]: Don't try to read the value in the contents, since we
4289 don't use it. Use the template endianness when writing.
4290
3f2e6a2d
CC		 42912008-06-25 Cary Coutant <ccoutant@google.com>
4292
4293 * fileread.cc (File_read::make_view): Assert on zero-length view.
4294 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4295 symbol table when there are no symbols to read.
4296
c43d3a48
CS		 42972008-06-23 Craig Silverstein <csilvers@google.com>
4298
4299 * version.cc (version_string): Bump to 1.7
4300
5f494ea0
CS		 43012008-06-18 Craig Silverstein <csilvers@google.com>
4302
4303 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4304 constant 0xFFFF to type Valtype.
4305 (Powerpc_relocate_functions::rel16_ha): Likewise.
4306
c42e122e
ILT		 43072008-06-17 Ian Lance Taylor <iant@google.com>
4308
f34787f8
ILT		 4309 * output.h (Output_section::Input_section): Initialize p2align_ to
4310 zero for Output_section_data constructors.
4311 (Output_section::Input_section::addralign): If not an input
4312 section, return the alignment of the Output_section_data.
4313 * testsuite/copy_test.cc: New file.
4314 * testsuite/copy_test_1.cc: New file.
4315 * testsuite/copy_test_2.cc: New file.
4316 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4317 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4318 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4319 (copy_test_1_pic.o, copy_test_1.so): New targets.
4320 (copy_test_2_pic.o, copy_test_2.so): New targets.
4321 * testsuite/Makefile.in: Rebuild.
4322
c42e122e
ILT		 4323 * script-sections.cc (Script_sections::place_orphan): Initialize
4324 local variable exact.
4325
ce3ac18a
DE		 43262008-06-13 David Edelsohn <edelsohn@gnu.org>
4327
4328 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4329
42cacb20
DE		 43302008-06-12 David Edelsohn <edelsohn@gnu.org>
4331 David S. Miller <davem@davemloft.net>
4332
4333 * powerpc.cc: New file.
4334 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4335 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4336 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4337 * Makefile.in: Rebuild.
4338
7b308235
ILT		 43392008-06-09 Ian Lance Taylor <iant@google.com>
4340
4341 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4342 <exception>.
4343 (throwing, orig_terminate): New static variables.
4344 (terminate_handler): New static function.
4345 (t2): Set terminate handler.
4346
f0b886e3
ILT		 43472008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4348
4349 PR 6584
cd536b21 4350 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4351 alignment.
4352
3e90f135
CC		 43532008-05-30 Cary Coutant <ccoutant@google.com>
4354
4355 * archive.cc (Archive::include_all_members) Correct to step
4356 over symbol table and extended name table in thin archives.
4357
e09ad04a
ILT		 43582008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4359
4360 PR 6407
4361 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4362 calculation.
4363
62b01cb5
ILT		 43642008-05-28 Caleb Howe <cshowe@google.com>
4365
4366 * reduced_debug_output.cc: New file.
4367 * reduced_debug_output.h: New file.
92de84a6 4368 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4369 * options.cc (General_options::finalize): Add strip_debug_non_line
4370 to the strip heirarchy.
4371 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4372 fields.
4373 * layout.cc: Include "reduced_debug_output.h".
4374 (Layout::Layout): Initialize new fields.
4375 (line_only_debug_sections): New static array.
4376 (is_lines_only_debug_sections): New static inline function.
4377 (Layout::include_section): Handle --strip-debug-non-line.
4378 (Layout::make_output_section): If --strip-debug-non-line, build
4379 new output sections for .debug_abbrev and .debug_info.
4380 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4381 gold. Warn about possible overflow.
4382 (read_signed_LEB_128): Likewise.
4383 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4384 (read_signed_LEB_128): Declare.
4385 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4386 (HFILES): Add reduced_debug_output.h.
4387 * Makefile.in: Rebuild.
4388
7d9e3d98
ILT		 43892008-05-21 Ian Lance Taylor <iant@google.com>
4390
4391 * mapfile.cc: New file.
4392 * mapfile.h: New file.
4393 * options.h (class General_options): Add -M/--print-map and -Map.
4394 * options.cc (General_options::finalize): Make -M equivalent to
4395 -Map -.
4396 * main.cc: Include <cstdio> and "mapfile.h".
4397 (main): Open mapfile if requested.
4398 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4399 constructor. Change caller.
4400 (queue_initial_tasks): Add mapfile parameter. Change caller.
4401 (queue_middle_tasks): Likewise.
4402 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4403 declarations.
4404 * archive.cc: Include "mapfile.h".
4405 (Archive::add_symbols): Add mapfile parameter. Change all
4406 callers. Pass mapfile, symbol, and reason to include_member.
4407 (Archive::include_all_members): Add mapfile parameter. Change all
4408 callers.
4409 (Archive::include_member): Add mapfile, sym, and why parameters.
4410 Change all callers. Report inclusion to map file.
4411 * archive.h: Include "fileread.h".
4412 (class Archive): Update declarations.
4413 (Archive::file): New const method.
4414 (class Add_archive_symbols): Add mapfile_ field. Update
4415 constructor. Change all callers.
4416 * readsyms.h (class Read_symbols): Likewise.
4417 (class Finish_group): Likewise.
4418 (class Read_script): Likewise.
4419 * common.cc: Include "mapfile.h".
4420 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4421 all callers.
4422 (Symbol_table::do_allocate_commons): Likewise.
4423 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4424 symbol allocation to mapfile.
4425 * common.h (class Allocate_commons_task): Add mapfile_ field.
4426 Update constructor. Change all callers.
4427 * symtab.h (class Symbol_table): Update declarations.
4428 * layout.cc: Include "mapfile.h".
4429 (Layout_task_runner::run): Print information to mapfile.
4430 (Layout::create_gold_note): Change Output_data_fixed_space to
4431 Output_data_zero_fill.
4432 (Layout::create_build_id): Likewise.
4433 (Layout::print_to_mapfile): New function.
4434 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4435 constructor. Change caller.
4436 (class Layout): Declare print_to_mapfile.
4437 * output.cc (Output_section::Input_section::print_to_mapfile): New
4438 function.
4439 (Output_section::add_input_section): If producing a map, always
4440 add to input_sections_ list.
4441 (Output_section::do_print_to_mapfile): New function.
4442 (Output_segment::print_sections_to_mapfile): New function.
4443 (Output_segment::print_section_list_to_mapfile): New function.
4444 * output.h: Include "mapfile.h".
4445 (Output_data::print_to_mapfile): New function.
4446 (Output_data::do_print_to_mapfile): New virtual function.
4447 (Output_segment_headers::do_print_to_mapfile): New function.
4448 (Output_file_header::do_print_to_mapfile): New function.
4449 (Output_data_const::do_print_to_mapfile): New function.
4450 (class Output_data_const_buffer): Add map_name_ field. Update
4451 constructor. Change all callers. Add do_print_to_mapfile
4452 function.
4453 (class Output_data_fixed_space): Likewise.
4454 (class Output_data_space): Likewise.
4455 (class Output_data_zero_fill): New class.
4456 (Output_data_strtab::do_print_to_mapfile): New function.
4457 (Output_data_reloc_base::do_print_to_mapfile): New function.
4458 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4459 (Output_data_group::do_print_to_mapfile): New function.
4460 (Output_data_got::do_print_to_mapfile): New function.
4461 (Output_data_dynamic::do_print_to_mapfile): New function.
4462 (Output_symtab_xindex::do_print_to_mapfile): New function.
4463 (class Output_section): Declare do_print_to_mapflie. Declare
4464 print_to_mapfile in Input_section.
4465 (class Output_segment): Declare new functions.
4466 * object.h (Sized_relobj::symbol_count): New function.
4467 * script-sections.cc
4468 (Output_section_element_dot_assignment::set_section_addresses):
4469 Change Output_data_fixed_space to Output_data_zero_fill.
4470 (Output_data_expression::do_print_to_mapfile): New function.
4471 * script.cc (read_input_script): Add mapfile parameter. Change
4472 all callers.
4473 * script.h (read_input_script): Update declaration.
4474 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4475 (Eh_frame::do_print_to_mapfile): New function.
4476 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4477 (Output_merge_string::do_print_to_mapfile): New function.
4478 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4479 function.
4480 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4481 function.
4482 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4483 function.
4484 * Makefile.am (CCFILES): Add mapfile.cc.
4485 (HFILES): Add mapfile.h.
4486 * Makefile.in: Rebuild.
4487
9f1d377b
ILT		 44882008-05-19 Ian Lance Taylor <iant@google.com>
4489
4490 * options.h (class General_options): Add -z relro.
4491 * layout.cc (Layout::Layout): Initialize relro_segment_.
4492 (Layout::add_output_section_data): Return the output section.
4493 (Layout::make_output_section): Rcognize relro sections and mark
4494 them appropriately.
4495 (Layout::attach_allocated_section_to_segment): Put relro sections
4496 in a PT_GNU_RELRO segment.
4497 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4498 section as relro.
4499 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4500 PT_TLS segments.
4501 (Layout::linkonce_mapping): Map d.rel.ro.local to
4502 .data.rel.ro.local.
4503 (Layout::output_section_name): Us .data.rel.ro.local for any
4504 section which begins with that.
4505 * layout.h (class Layout): Update add_output_section_data
4506 declaration. Add relro_segment_ field.
4507 * output.cc (Output_section::Output_section): Initialize is_relro_
4508 and is_relro_local_ fields.
4509 (Output_segment::add_output_section): Group relro sections.
4510 (Output_segment::is_first_section_relro): New function.
4511 (Output_segment::maximum_alignment): If there is a relro section,
4512 align the segment to the common page size.
4513 (Output_segment::set_section_addresses): Track whether we are
4514 looking at relro sections. If the last section is a relro
4515 section, align to the common page size.
4516 (Output_segment::set_section_list_addresses): Add in_relro
4517 parameter. Change all callers. Align to the page size when
4518 moving from relro to non-relro section.
4519 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4520 segment.
4521 * output.h (class Output_section): Add is_relro_ and
4522 is_relro_local_ fields.
4523 (Output_section::is_relro): New function.
4524 (Output_section::set_is_relro): New function.
4525 (Output_section::is_relro_local): New function.
4526 (Output_section::set_is_relro_local): New function.
4527 (class Output_segment): Update declarations.
4528 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4529 * sparc.cc (Target_sparc::got_section): Likewise.
4530 * x86_64.cc (Target_x86_64::got_section): Likewise.
4531 * testsuite/relro_test_main.cc: New file.
4532 * testsuite/relro_test.cc: New file.
4533 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4534 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4535 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4536 (relro_test.so, relro_test_pic.o): New targets.
4537 * testsuite/Makefile.in: Rebuild.
4538
a984ee1d
ILT		 45392008-05-16 Ian Lance Taylor <iant@google.com>
4540
01676dcd
ILT		 4541 * output.cc (Output_segment::add_output_section): Remove front
4542 parameter.
4543 * output.h (class Output_segment): Remove
4544 add_initial_output_section and overloaded add_output_section.
4545 Update declaration of remaining add_output_section.
4546 * layout.cc (Layout::create_interp): Call add_output_section
4547 rather than add_initial_output_section.
4548 (Layout::finish_dynamic_section): Likewise.
4549
497897f9
ILT		 4550 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4551 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4552 know the dynamic type.
4553 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4554 field. Initialize it in constructor.
4555 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4556 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4557 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4558 reloc.
4559
a984ee1d
ILT		 4560 * output.cc (Output_reloc::get_address): Change return type to
4561 Elf_Addr.
4562 * output.h (class Output_reloc): Update get_address declaration.
4563 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4564 for section addresses.
4565
55ba0940
ILT		 45662008-05-09 Ian Lance Taylor <iant@google.com>
4567
4568 PR 6493
4569 * gold.cc (gold_nomem): Use return value of write.
4570
75517b77
ILT		 45712008-05-08 Ian Lance Taylor <iant@google.com>
4572
4573 * symtab.c (Symbol::init_base_output_data): Add version
4574 parameter. Change all callers.
4575 (Symbol::init_base_output_segment): Likewise.
4576 (Symbol::init_base_constant): Likewise.
4577 (Symbol::init_base_undefined): Likewise.
4578 (Sized_symbol::init_output_data): Likewise.
4579 (Sized_symbol::init_output_segment): Likewise.
4580 (Sized_symbol::init_constant): Likewise.
4581 (Sized_symbol::init_undefined): Likewise.
4582 (Symbol_table::do_define_in_output_data): If the new symbol has a
4583 version, mark it as the default.
4584 (Symbol_table::do_define_in_output_segment): Likewise.
4585 (Symbol_table::do_define_as_constant): Likewise.
4586 * symtab.h (class Symbol): Update declarations.
4587 (class Sized_symbol): Likewise.
4588 * resolve.cc (Symbol::override_version): New function.
c42e122e 4589 (Symbol::override_base): Call override_version.
75517b77
ILT		 4590 (Symbol::override_base_with_special): Likewise.
4591 * testsuite/ver_script_8.script: New file.
4592 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4593 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4594 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4595 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4596
f1f70eae
ILT		 45972008-05-06 Ian Lance Taylor <iant@google.com>
4598
f3e9c5c5
ILT		 4599 PR 6049
4600 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4601 functions.
4602 (class General_options): Remove existing --undefined, and add
4603 --no-undefined instead. Add new --undefined as synonym for -u.
4604 * archive.cc (Archive::add_symbols): Check whether symbol was
4605 named with -u.
4606 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4607 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4608 all uses. Add IS_UNDEFINED. Update declarations to split
4609 different versions of init_base. Declare init_base_undefined.
4610 (Symbol::is_defined): Handle IS_UNDEFINED.
4611 (Symbol::is_undefined): Likewise.
4612 (Symbol::is_weak_undefined): Call is_undefined.
4613 (Symbol::is_absolute): Handle IS_CONSTANT.
4614 (class Sized_symbol): Update declarations to split different
4615 versions of init. Declare init_undefined.
4616 (class Symbol_table): Declare new functions.
4617 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4618 Change all callers.
4619 (Symbol::init_base_output_data): Likewise.
4620 (Symbol::init_base_output_segment): Likewise.
4621 (Symbol::init_base_constant): Likewise.
4622 (Symbol::init_base_undefined): New function.
4623 (Sized_symbol::init_object): Rename from init. Change all
4624 callers.
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): New function.
4629 (Symbol_table::add_undefined_symbols_from_command_line): New
4630 function.
4631 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4632 function.
4633 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4634 (Symbol::output_section): Likewise.
4635 (Symbol::set_output_section): Likewise.
4636 (Symbol_table::sized_finalize_symbol): Likewise.
4637 (Symbol_table::sized_write_globals): Likewise.
4638 * resolve.cc (Symbol_table::should_override): Likewise.
4639 (Symbol::override_base_with_special): Likewise.
4640
8bdcdf2c
ILT		 4641 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4642 symbol, change it to have default visibility.
4643 * testsuite/protected_1.cc: New file.
4644 * testsuite/protected_2.cc: New file.
4645 * testsuite/protected_3.cc: New file.
4646 * testsuite/protected_main_1.cc: New file.
4647 * testsuite/protected_main_2.cc: New file.
4648 * testsuite/protected_main_3.cc: New file.
4649 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4650 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4651 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4652 (protected_1.so): New target.
4653 (protected_1_pic.o, protected_2_pic.o): New targets.
4654 (protected_3_pic.o): New target.
4655 (check_PROGRAMS): Add protected_2.
4656 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4657 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4658 * testsuite/Makefile.in: Rebuild.
4659
2b706932
ILT		 4660 * options.h (DEFINE_var): Add set_user_set_##varname__.
4661 (DEFINE_bool_alias): New macro.
4662 (class General_options): Define -Bstatic using DEFINE_bool_alias
4663 rather than DEFINE_special. Add --undefined as an alias for -z
4664 defs.
4665 * options.cc (General_options::parse_Bstatic): Remove.
4666
d82a5bcc
ILT		 4667 * options.h (class General_options): Add --fatal-warnings.
4668 * main.cc (main): Implement --fatal-warnings.
4669 * errors.h (Errors::warning_count): New function.
4670
f1f70eae
ILT		 4671 * options.h (class General_options): Add -Bsymbolic-functions.
4672 * symtab.h (Symbol::is_preemptible): Check for
4673 -Bsymbolic-functions.
4674
8825ac63
ILT		 46752008-05-05 Ian Lance Taylor <iant@google.com>
4676
d98bc257
ILT		 4677 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4678 as noVARNAME rather than no-VARNAME.
4679 (class General_options): Add option -z combreloc.
4680 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4681 get_address.
4682 (Output_reloc::sort_before) [SHT_REL]: New function.
4683 (Output_reloc::sort_before) [SHT_RELA]: New function.
4684 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4685 Sort_relocs_comparison.
4686 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4687 parameter. Change all callers.
4688 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4689 sort_relocs parameter. Change all callers.
4690 * output.cc (Output_reloc::get_address): New function, broken out
4691 of write_rel.
4692 (Output_reloc::write_rel): Call it.
4693 (Output_reloc::compare): New function.
4694 (Output_data_reloc_base::do_write): Optionally sort relocs.
4695
60b2b4e7
ILT		 4696 * configure.ac: If targ_extra_obj is set, link it in.
4697 * configure.tgt: Initialize all variables.
4698 (x86_64*): Set targ_extra_obj and targ_extra_size.
4699 * configure: Rebuild.
4700
8825ac63
ILT		 4701 * object.cc (Sized_relobj::include_section_group): Adjust section
4702 indexes read from group data. Build vector to pass to
4703 layout_group.
4704 * layout.cc (Layout::layout_group): Add flags and shndxes
4705 parameters. Remove contents parameter. Change caller. Update
4706 explicit instantiations.
4707 * layout.h (class Layout): Update layout_group declaration.
4708 * output.cc (Output_data_group::Output_data_group): Add flags and
4709 input_shndxes parameters. Remove contents parameter. Change
4710 caller.
4711 (Output_data_group::do_write): Change input_sections_ to
4712 input_shndxes_.
4713 * output.h (class Output_data_group): Update constructor
4714 declaration. Rename input_sections_ to input_shndxes_.
4715 * testsuite/many_sections_test.cc: Add template.
4716
e94cf127
CC		 47172008-04-30 Cary Coutant <ccoutant@google.com>
4718
4418b2d5
CC		 4719 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4720
e94cf127
CC		 4721 * layout.cc (Layout::include_section): Refactored check for debug
4722 info section.
4723 (Layout::add_comdat): Add new parameters. Change type
4724 of signature parameter. Add object and shndx to signatures table.
4725 (Layout::find_kept_object): New function.
4726 * layout.h: Include <cstring>.
4727 (Layout::is_debug_info_section): New function.
4728 (Layout::add_comdat): Add new parameters.
4729 (Layout::find_kept_object): New function.
4730 (Layout::Kept_section): New struct.
4731 (Layout::Signatures): Change type of map range.
4732 * object.cc (Relobj::output_section_address): New function.
4733 (Sized_relobj::include_section_group): Add new parameters. Change
4734 calls to Layout::add_comdat. Change to build table of kept comdat
4735 groups and table mapping discarded sections to kept sections.
4736 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4737 (Sized_relobj::do_layout): Change calls to include_section_group and
4738 include_linkonce_section.
4739 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4740 value to zero when section is discarded.
4741 (Sized_relobj::map_to_kept_section): New function.
4742 * object.h (Relobj::output_section_address): New function.
4743 (Relobj::Comdat_group): New type.
4744 (Relobj::find_comdat_group): New function.
4745 (Relobj::Comdat_group_table): New type.
4746 (Relobj::Kept_comdat_section): New type.
4747 (Relobj::Kept_comdat_section_table): New type.
4748 (Relobj::add_comdat_group): New function.
4749 (Relobj::set_kept_comdat_section): New function.
4750 (Relobj::get_kept_comdat_section): New function.
4751 (Relobj::comdat_groups_): New field.
4752 (Relobj::kept_comdat_sections_): New field.
4753 (Symbol_value::input_value): Update comment.
4754 (Sized_relobj::map_to_kept_section) New function.
4755 (Sized_relobj::include_linkonce_section): Add new parameter.
4756 * target-reloc.h (Comdat_behavior): New type.
4757 (get_comdat_behavior): New function.
4758 (relocate_section): Add code to map a discarded section to the
4759 corresponding kept section when applying a relocation.
4760
e4e5049b
CS		 47612008-04-30 Craig Silverstein <csilvers@google.com>
4762
4763 * dwarf_reader.cc (next_generation_count): New static var.
4764 (Addr2line_cache_entry): New struct.
4765 (addr2line_cache): New static var.
4766 (Dwarf_line_info::one_addr2line): Added caching.
4767 (Dwarf_line_info::clear_addr2line_cache): New function.
4768 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4769 cache-size parameter.
4770 (Dwarf_line_info::one_addr2line_cache): New function.
4771 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4772 new cache-size argument to one_addr2line(), and clear cache.
4773
d09e9154
CC		 47742008-04-28 Cary Coutant <ccoutant@google.com>
4775
4776 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4777 R_386_PC8 relocations.
4778
7ef73768
ILT		 47792008-04-23 Ian Lance Taylor <iant@google.com>
4780
55438702
ILT		 4781 * object.cc (Sized_relobj::include_section_group): Check for
4782 invalid section group.
4783
c165fb93
ILT		 4784 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4785 header size.
4786
7ef73768
ILT		 4787 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4788 than read for file header.
4789 * archive.cc (Archive::include_member): Likewise.
4790
6194aaab
L		 47912008-04-23 Paolo Bonzini <bonzini@gnu.org>
4792
4793 * aclocal.m4: Regenerate.
4794 * configure: Regenerate.
4795
d491d34e
ILT		 47962008-04-19 Ian Lance Taylor <iant@google.com>
4797
5ea2bac6
ILT		 4798 * version.cc (version_string): Bump to 1.6.
4799
7bc3e21a
ILT		 4800 * testsuite/Makefile.am (many_sections_r_test): New target.
4801 (many_sections_r_test_SOURCES): Remove.
4802 (many_sections_r_test_DEPENDENCIES): Remove.
4803 (many_sections_r_test_LDFLAGS): Remove.
4804 (many_sections_r_test_LDADD): Remove.
4805
7fcd3aa9
ILT		 4806 * object.cc (Sized_relobj::do_add_symbols): Always pass
4807 local_symbol_count_ to add_from_relobj.
4808
4c94d6ae
ILT		 4809 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4810 every thousand variables.
4811 * testsuite/Makefile.in: Rebuild.
4812
d491d34e
ILT		 4813 * object.cc (Xindex::initialize_symtab_xindex): New function.
4814 (Xindex::read_symtab_xindex): New function.
4815 (Xindex::sym_xindex_to_shndx): New function.
4816 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4817 available.
4818 (Sized_relobj::do_initialize_xindex): New function.
4819 (Sized_relobj::do_read_symbols): Adjust section links.
4820 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4821 parameter. Change all callers.
4822 (Sized_relobj::include_section_group): Adjust section links and
4823 symbol section indexes.
4824 (Sized_relobj::do_layout): Adjust section links.
4825 (Sized_relobj::do_count_local_symbols): Adjust section links and
4826 symbol section indexes.
4827 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4828 ordinary and special symbols.
4829 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4830 dynsym_xindex parameters. Change all callers. Adjust section
4831 links. Use SHN_XINDEX when needed.
4832 (Sized_relobj::get_symbol_location_info): Adjust section links.
4833 Don't get fooled by special symbols.
4834 * object.h (class Xindex): Define.
4835 (class Object): Add xindex_ parameter. Declare virtual functoin
4836 do_initialize_xindex.
4837 (Object::adjust_sym_shndx): New function.
4838 (Object::set_xindex): New protected function.
4839 (class Symbol_value): Add is_ordinary_shndx_ field.
4840 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4841 (Symbol_value::value): Assert ordinary section.
4842 (Symbol_value::initialize_input_to_output_map): Likewise.
4843 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4844 Change all callers.
4845 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4846 all callers.
4847 (class Sized_relobj): Update declarations.
4848 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4849 parameter. Change all callers.
4850 (Sized_relobj::adjust_shndx): New function.
4851 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4852 field.
4853 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4854 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4855 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4856 (Sized_dynobj::read_dynsym_section): Adjust section links.
4857 (Sized_dynobj::read_dynamic): Likewise.
4858 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4859 section links.
4860 (Sized_dynobj::do_initialize_xindex): New function.
4861 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4862 do_initialize_xindex.
4863 (Sized_dynobj::adjust_shndx): New function.
4864 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4865 dynsym_xindex_ fields.
4866 (Layout::finalize): Add a call to set_section_indexes before
4867 creating the symtab sections.
4868 (Layout::set_section_indexes): Don't do anything if the section
4869 already has a section index.
4870 (Layout::create_symtab_sections): Add shnum parameter. Change
4871 caller. Create .symtab_shndx section if needed.
4872 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4873 caller.
4874 (Layout::allocated_output_section_count): New function.
4875 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4876 needed.
4877 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4878 fields. Update declarations.
4879 (Layout::symtab_xindex): New function.
4880 (Layout::dynsym_xindex): New function.
4881 (class Write_symbols_task): Add layout_ field.
4882 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4883 Change caller.
4884 * output.cc (Output_section_headers::Output_section_headers): Add
4885 shstrtab_section parameter. Change all callers.
4886 (Output_section_headers::do_sized_write): Store overflow values
4887 for section count and section string table section index in
4888 section header zero.
4889 (Output_file_header::do_sized_write): Check for overflow of
4890 section count and section string table section index.
4891 (Output_symtab_xindex::do_write): New function.
4892 (Output_symtab_xindex::endian_do_write): New function.
4893 * output.h (class Output_section_headers): Add shstrtab_section_.
4894 Update declarations.
4895 (class Output_symtab_xindex): Define.
4896 (Output_section::has_out_shndx): New function.
4897 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4898 field.
4899 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4900 Change all callers.
4901 (Sized_symbol::init): Likewise.
4902 (Symbol::output_section): Check for ordinary symbol.
4903 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4904 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4905 callers.
4906 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4907 Change all callers. Simplify handling of symbols from sections
4908 not included in the link.
4909 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4910 distinction.
4911 (Weak_alias_sorter::operator()): Assert that symbols are
4912 ordinary.
4913 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4914 distinction.
4915 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4916 parameters. Change all callers.
4917 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4918 symbol distinction. Use SHN_XINDEX when needed.
4919 (Symbol_table::write_section_symbol): Add symtab_xindex
4920 parameter. Change all callers.
4921 (Symbol_table::sized_write_section_symbol): Likewise. Use
4922 SHN_XINDEX when needed.
4923 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4924 declarations.
4925 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4926 (Symbol::is_defined): Check is_ordinary.
4927 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4928 (Symbol::is_absolute, Symbol::is_common): Likewise.
4929 (class Sized_symbol): Update declarations.
4930 (class Symbol_table): Update declarations.
4931 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4932 parameters. Change all callers.
4933 (Sized_symbol::override): Likewise.
4934 (Symbol_table::override): Likewise.
4935 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4936 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4937 is_ordinary, and orig_st_shndx parameters. Change all callers.
4938 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4939 to be in an ordinary section.
4940 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4941 object and is_ordinary parameters. Change all callers.
4942 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4943 Change all callers. Don't add undefined or non-ordinary symbols
4944 to reloc_map_.
4945 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4946 Change all callers.
4947 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4948 declarations.
4949 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4950 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4951 (Sized_relobj::relocate_sections): Likewise.
4952 * target-reloc.h (scan_relocs): Adjust section symbol index.
4953 (scan_relocatable_relocs): Likewise.
4954 * i386.cc (Scan::local): Check for ordinary symbols.
4955 * sparc.cc (Scan::local): Likewise.
4956 * x86_64.cc (Scan::local): Likewise.
4957 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4958 to symbol_section_and_value.
4959 * testsuite/many_sections_test.cc: New file.
4960 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4961 (check_PROGRAMS): Add many_sections_test.
4962 (many_sections_test_SOURCES): Define.
4963 (many_sections_test_DEPENDENCIES): Define.
4964 (many_sections_test_LDFLAGS): Define.
4965 (BUILT_SOURCES): Add many_sections_define.h.
4966 (many_sections_define.h): New target.
4967 (BUILT_SOURCES): Add many_sections_check.h.
4968 (many_sections_check.h): New target.
4969 (check_PROGRAMS): Add many_sections_r_test.
4970 (many_sections_r_test_SOURCES): Define.
4971 (many_sections_r_test_DEPENDENCIES): Define.
4972 (many_sections_r_test_LDFLAGS): Define.
4973 (many_sections_r_test_LDADD): Define.
4974 (many_sections_r_test.o): New target.
4975 * testsuite/Makefile.in: Rebuild.
4976
c5818ff1
CC		 49772008-04-17 Cary Coutant <ccoutant@google.com>
4978
4979 * errors.cc (Errors::info): New function.
4980 (gold_info): New function.
4981 * errors.h (Errors::info): New function.
4982 * gold.h (gold_info): New function.
4983 * object.cc (Input_objects::add_object): Print trace output.
4984 * options.cc (options::parse_set): New function.
4985 (General_options::parse_wrap): Deleted.
4986 (General_options::General_options): Deleted initializer.
4987 * options.h (options::String_set): New typedef.
4988 (options::parse_set): New function.
4989 (DEFINE_set): New macro.
4990 (General_options::wrap): Changed to use DEFINE_set. Changed
4991 callers of any_wrap_symbols and is_wrap_symbol.
4992 (General_options::trace, General_options::trace_symbol):
4993 New options.
4994 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4995 (General_options::wrap_symbols_): Deleted.
4996 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4997
b5be4a7c
DM		 49982008-04-17 David S. Miller <davem@davemloft.net>
4999
5000 * options.cc (General_options::parse_V): New function.
5001 * options.h: Add entries for -V and -Qy.
5002
155a0dd7
ILT		 50032008-04-17 Ian Lance Taylor <iant@google.com>
5004
5005 * common.cc (Symbol_table::allocate_commons): Remove options
5006 parameter. Change caller.
5007 (Symbol_table::do_allocate_commons): Remove options parameter.
5008 Change caller. Just call do_allocate_commons_list twice.
5009 (Symbol_table::do_allocate_commons_list): New function, broken out
5010 of do_allocate_commons.
5011 * common.h (class Allocate_commons_task): Remove options_ field.
5012 Update constructor.
5013 * symtab.cc (Symbol_table::Symbol_table): Initialize
5014 tls_commons_.
5015 (Symbol_table::add_from_object): Put TLS common symbols on
5016 tls_commons_ list.
5017 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5018 which are IN_OUTPUT_DATA.
5019 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5020 allocate_commons and do_allocate_commons declarations. Declare
5021 do_allocate_commons_list.
5022 * gold.cc (queue_middle_tasks): Update creation of
5023 Allocate_commons_task to not pass options.
5024 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5025 (TLS_TEST_C_FLAGS): New variable.
5026 (tls_test_c_pic.o): New target.
5027 (tls_test_shared.so): Link in tls_test_c_pic.o.
5028 (tls_test_c_pic_ie.o): New target.
5029 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5030 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5031 (tls_test_c.o): New target.
5032 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5033 (tls_pic_test_LDADD): Likewise.
5034 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5035 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5036 (tls_test_c_gnu2.o): New target.
5037 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5038 tls_test_c_gnu2.o.
5039 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5040 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5041 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5042 * testsuite/tls_test.cc: Include "config.h".
5043 (t_last): Call t11_last.
5044 * testsuite/tls_test.h (t11, t11_last): Declare.
5045 * testsuite/tls_test_c.c: New file.
5046 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5047 * configure.ac: Check for OpenMP support.
5048 * configure, config.in, Makefile.in: Rebuild.
5049 * testsuite/Makefile.in: Rebuild.
5050
edfbb029
CC		 50512008-04-16 Cary Coutant <ccoutant@google.com>
5052
5053 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5054 (Target_i386::tls_base_symbol_defined_): New field.
5055 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5056 (Target_i386::Scan::global): Likewise.
5057 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5058 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5059 (Target_x86_64::tls_base_symbol_defined_): New field.
5060 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5061 (Target_x86_64::Scan::global): Likewise.
5062
f3c69fca
CC		 50632008-04-16 Cary Coutant <ccoutant@google.com>
5064
5065 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5066 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5067 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5068 building shared libraries.
5069 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5070 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5071 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5072 * testsuite/Makefile.in: Rebuild.
5073 * testsuite/weak_undef.h: New file.
5074 * testsuite/weak_undef_file1.cc: Add extra test cases.
5075 * testsuite/weak_undef_file2.cc: Likewise.
5076 * testsuite/weak_undef_test.cc: Likewise.
5077
7c414435
DM		 50782008-04-16 David S. Miller <davem@davemloft.net>
5079
32b769e1
DM		 5080 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5081 Add issued_non_pic_error_ field. Declare check_non_pic.
5082 (Target_sparc::Scan::check_non_pic): New function.
5083 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5084 (Target_sparc::Scan::global): Likewise.
5085
11936fb1
DM		 5086 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5087 * configure: Rebuild.
5088
7c414435
DM		 5089 * options.h (DEFINE_enable): New macro.
5090 (new_dtags): New enable option.
5091 (initfirst, interpose, loadfltr, nodefaultlib,
5092 nodelete, nodlopen, nodump): New -z options.
5093 * layout.cc (Layout:finish_dynamic_section): If new
5094 dtags enabled, emit DT_RUNPATH. Also, emit a
5095 DT_FLAGS_1 containing any specified -z flags.
5096
85c7bf8b
ILT		 50972008-04-16 Ian Lance Taylor <iant@google.com>
5098
12c0daef
ILT		 5099 * copy-relocs.cc: New file.
5100 * copy-relocs.h: New file.
5101 * reloc.cc: Remove Copy_relocs code.
5102 * reloc.h: Likewise.
5103 * reloc-types.h (struct Reloc_types) [both versions]: Add
5104 get_reloc_addend_noerror.
5105 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5106 variants of add_global which take an addend which must be zero.
5107 * i386.cc: Include "copy-relocs.h".
5108 (class Target_i386): Change type of copy_relocs_ to variable,
5109 update initializer.
5110 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5111 Change all callers.
5112 (Target_i386::do_finalize_sections): Change handling of
5113 copy_relocs_.
5114 * sparc.cc: Include "copy-relocs.h".
5115 (class Target_sparc): Change type of copy_relocs_ to variable,
5116 update initializer.
5117 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5118 Change all callers.
5119 (Target_sparc::do_finalize_sections): Change handling of
5120 copy_relocs_.
5121 * x86_64.cc: Include "copy-relocs.h".
5122 (class Target_x86_64): Change type of copy_relocs_ to variable,
5123 update initializer.
5124 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5125 class. Change all callers.
5126 (Target_x86_64::do_finalize_sections): Change handling of
5127 copy_relocs_.
5128 * Makefile.am (CCFILES): Add copy-relocs.cc.
5129 (HFILES): Add copy-relocs.h.
5130
4f4995b6
ILT		 5131 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5132
85c7bf8b
ILT		 5133 * testsuite/script_test_4.sh: Permit leading zeroes.
5134
4f2a9edd
ILT		 51352008-04-15 Ian Lance Taylor <iant@google.com>
5136
e6188289
ILT		 5137 * script-sections.cc (Script_sections::create_segments): Use
5138 header_size_adjustment even when there is enough room for the
5139 headers.
5140 * testsuite/script_test_4.sh: New file.
5141 * testsuite/script_test_4.t: New file.
5142 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5143 (check_DATA): Add script_test_4.stdout.
5144 (MOSTLYCLEANFILES): Likewise.
5145 (script_test_4): New target.
5146 (script_test_4.stdout): New target.
5147 * testsuite/Makefile.in: Rebuild.
5148
4f2a9edd
ILT		 5149 * sparc.cc: Add definitions for Output_data_plt_sparc class
5150 constants.
5151
f5314dd5
DM		 51522008-04-14 David S. Miller <davem@davemloft.net>
5153
5154 * sparc.cc: New file.
5155 * Makefile.am (TARGETSOURCES): Add sparc.cc
5156 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5157 * configure.tgt: Document targ_extra_size and
5158 targ_extra_big_endian. Add entries for sparc-* and
5159 sparc64-*.
5160 * configure.ac: Handle targ_extra_size and
5161 targ_extra_big_endian.
5162 * Makefile.in: Rebuild.
5163 * configure: Likewise.
5164 * po/POTFILES.in: Likewise.
5165 * po/gold.pot: Likewise.
5166
154e0e9a
ILT		 51672008-04-14 Ian Lance Taylor <iant@google.com>
5168
5169 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5170 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5171 in the name/type/flags to section mapping. Don't call
5172 allocate_output_section.
5173 (Layout::choose_output_section): Change parameter from adjust_name
5174 to is_input_section. Don't permit input sections after sections
5175 are attached to segments. Don't call allocate_output_section.
5176 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5177 not write_enable_output_section.
5178 (Layout::make_output_section): Don't push to
5179 unattached_section_list_ nor call attach_to_segment. Call
5180 attach_section_to_segment if sections are attached.
5181 (Layout::attach_sections_to_segments): New function.
5182 (Layout::attach_section_to_segment): New function.
5183 (Layout::attach_allocated_section_to_segment): Rename from
5184 attach_to_segment. Remove flags parameter.
5185 (Layout::allocate_output_section): Remove function.
5186 (Layout::write_enable_output_section): Remove function.
5187 * layout.h (class Layout): Update for above changes. Add new
5188 field sections_are_attached_.
5189 * output.h (Output_section::update_flags_for_input_section): New
5190 function.
5191 * output.cc (Output_section::add_input_section): Call
5192 update_flags_for_input_section.
5193 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5194
009a67a2
CC		 51952008-04-11 Cary Coutant <ccoutant@google.com>
5196
5197 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5198 thought unnecessary.
5199 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5200
759b1a24
ILT		 52012008-04-11 Ian Lance Taylor <iant@google.com>
5202
5203 * output.h (class Output_section_data): Remove inline definition
5204 of set_addralign.
5205 * output.cc (Output_section_data::set_addralign): New function.
5206
c2b45e22
CC		 52072008-04-11 Cary Coutant <ccoutant@google.com>
5208
5209 Add support for TLS descriptors for i386 and x86_64.
5210 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5211 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5212 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5213 GOT_TYPE_TLS_DESC.
5214 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5215 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5216 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5217 relocations.
5218 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5219 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5220 Fix problem with initial-exec relocations.
5221 (Target_i386::Relocate::relocate_tls): Likewise.
5222 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5223 relaxation.
5224 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5225 support for section-plus-offset dynamic table entries.
5226 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5227 (Output_data_dynamic::Dynamic_entry): Add support for
5228 section-plus-offset dynamic table entries.
5229 (Output_data_dynamic::Classification): Likewise.
5230 (Output_data_dynamic::classification_): Renamed offset_.
5231 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5232 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5233 (Target_x86_64::make_plt_section): New function.
5234 (Target_x86_64::reserve_tlsdesc_entries): New function.
5235 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5236 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5237 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5238 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5239 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5240 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5241 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5242 add extra PLT entry for TLS descriptors.
5243 (Output_data_plt_x86_64::got_): New field.
5244 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5245 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5246 fields.
5247 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5248 descriptors.
5249 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5250 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5251 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5252 R_386_TLS_DESC_CALL relocations.
5253 (Target_x86_64::Scan::global): Likewise.
5254 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5255 for TLS descriptors.
5256 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5257 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5258 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5259 GD-to-IE relaxation.
5260 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5261 and TLS_DESCRIPTORS.
5262 * Makefile.in: Rebuild.
5263 * configure: Rebuild.
5264 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5265 (tls_test_shared2.so): New target.
5266 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5267 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5268 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5269 (tls_shared_gd_to_ie_test_LDADD): New variable.
5270 (tls_shared_gnu2_gd_to_ie_test): New target.
5271 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5272 New targets.
5273 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5274 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5275 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5276 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5277 (tls_shared_gnu2_test): New target.
5278 (tls_test_gnu2_shared.so): New target.
5279 (tls_shared_gnu2_test_SOURCES): New variable.
5280 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5281 (tls_shared_gnu2_test_LDFLAGS): New variable.
5282 (tls_shared_gnu2_test_LDADD): New variable.
5283 * testsuite/Makefile.in: Rebuild.
5284 * testsuite/Makefile.
5285
83bfb6b7
ILT		 52862008-04-11 Ian Lance Taylor <iant@google.com>
5287
5288 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5289 justsyms.t.
5290 * testsuite/Makefile.in: Rebuild.
5291
5292 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5293 long.
5294 * testsuite/script_test_2.cc (main): Adjust test.
5295
706e1f5e
ILT		 52962008-04-11 David S. Miller <davem@davemloft.net>
5297 Ian Lance Taylor <iant@google.com>
5298
5299 * options.h (General_options): Add entries for '-Y' and
5300 '-relax'.
5301 * options.cc (General_options:finalize): If -Y was used, add those
5302 entries to the library path instead of the default "/lib" and
5303 "/usr/lib".
5304
7c98e6bb
DM		 53052008-04-11 David S. Miller <davem@davemloft.net>
5306
5307 * testsuite/justsyms.t: Start at 0x100.
5308 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5309 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5310 long.
5311 * testsuite/script_test_2.cc: Adjust string and section length
5312 checks.
7c98e6bb 5313
99a37bfd
ILT		 53142008-04-09 Ian Lance Taylor <iant@google.com>
5315
2cefc357
ILT		 5316 PR gold/5996
5317 * script-sections.cc (Sections_element::allocate_to_segment): Add
5318 orphan parameter.
5319 (Output_section_definition::allocate_to_segment): Likewise.
5320 (Orphan_output_section::allocate_to_segment): Likewise.
5321 (Script_sections::attach_sections_using_phdrs_clause): Don't
5322 propagate non-PT_LOAD segments to orphan sections.
5323 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5324 readelf rather than objdump.
5325 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5326 .interp section and PT_INTERP segment are the same size.
5327 * testsuite/Makefile.in: Rebuild.
5328
99a37bfd
ILT		 5329 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5330 aliases for symbols defined in the same object.
5331 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5332 (weak_alias_test_SOURCES): New variable.
5333 (weak_alias_test_DEPENDENCIES): New variable.
5334 (weak_alias_test_LDFLAGS): New variable.
5335 (weak_alias_test_LDADD): New variable.
5336 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5337 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5338 (weak_alias_test_3.o): New target.
5339 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5340 * testsuite/weak_alias_test_main.cc: New file.
5341 * testsuite/weak_alias_test_1.cc: New file.
5342 * testsuite/weak_alias_test_2.cc: New file.
5343 * testsuite/weak_alias_test_3.cc: New file.
5344
780e49c5
ILT		 53452008-04-08 Ian Lance Taylor <iant@google.com>
5346
cdb0b8f5
ILT		 5347 * options.h (class General_options): Add --noinhibit-exec option.
5348 * main.cc (main): Check --noinhibit-exec.
5349
0864d551
ILT		 5350 * options.h (class General_options): Define --wrap as a special
5351 option. Add wrap_symbols_ field.
5352 (General_options::any_wrap_symbols): New function.
5353 (General_options::is_wrap_symbol): New function.
5354 * options.cc (General_options::parse_wrap): New function.
5355 (General_options::General_options): Initialize wrap_symbols_.
5356 * symtab.cc (Symbol_table::wrap_symbol): New function.
5357 (Symbol_table::add_from_object): Handle --wrap.
5358 * symtab.h (class Symbol_table): Declare wrap_symbol.
5359 * target.h (Target::wrap_char): New function.
5360 (Target::Target_info): Add wrap_char field.
5361 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5362 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5363 * testsuite/testfile.cc (Target_test::test_target_info):
5364 Likewise.
5365
789aa6de
ILT		 5366 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5367 there is one.
5368
2c38906f
ILT		 5369 * layout.h (class Layout): Add added_eh_frame_data_ field.
5370 * layout.cc (Layout::Layout): Initialize new field.
5371 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5372 output section until we find a section we merged successfully.
5373 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5374 that the size be non-zero.
5375
780e49c5
ILT		 5376 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5377 qualifier.
5378
7fcd0256
ILT		 53792008-04-08 Craig Silverstein <csilvers@google.com>
5380
5381 * configure.ac: Export new conditional variable HAVE_ZLIB.
5382 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5383 on HAVE_ZLIB.
5384 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5385 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5386
6835af53
ILT		 53872008-04-07 Ian Lance Taylor <iant@google.com>
5388
e24f324c
ILT		 5389 * version.cc (version_string): Set to "1.5".
5390
a036edd8
ILT		 5391 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5392 Add issued_non_pic_error_ field. Declare check_non_pic.
5393 (Target_x86_64::Scan::check_non_pic): New function.
5394 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5395 (Target_x86_64::Scan::global): Likewise.
5396
624f8810
ILT		 5397 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5398 addend parameter. Change caller. Handle merge sections.
5399 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5400 Address to Addend. Don't add in the result of
5401 local_section_offset, pass down the addend and use the returned
5402 value.
5403 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5404 Update declarations of local_section_offset and symbol_value.
5405 * testsuite/two_file_test_1.cc (t18): New function.
5406 * testsuite/two_file_test_2.cc (f18): New function.
5407 * testsuite/two_file_test_main.cc (main): Call t18.
5408 * testsuite/two_file_test.h (t18, f18): Declare.
5409
6835af53
ILT		 5410 * configure.ac: Don't test for objdump, c++filt, or readelf.
5411 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5412 conditionals.
5413 (TEST_READELF): New variable.
5414 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5415 (check_PROGRAMS): Add two_file_strip_test.
5416 (two_file_strip_test): New target.
5417 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5418 (two_file_same_shared_strip_test_SOURCES): New variable.
5419 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5420 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5421 (two_file_same_shared_strip_test_LDADD): New variable.
5422 (two_file_shared_strip.so): New target.
5423 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5424 (ver_test_5.syms, ver_test_7.syms): Likewise.
5425 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5426 (strip_test_3.stdout): Use TEST_OBJDUMP.
5427 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5428
86925eef
CC		 54292008-04-04 Cary Coutant <ccoutant@google.com>
5430
5431 * symtab.h (Symbol::is_weak_undefined): New function.
5432 (Symbol::is_strong_undefined): New function.
5433 (Symbol::is_absolute): New function.
5434 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5435 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5436 absolute symbols.
5437 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5438 (weak_undef_test): New target.
5439 * testsuite/Makefile.in: Rebuild.
5440 * testsuite/weak_undef_file1.cc: New file.
5441 * testsuite/weak_undef_file2.cc: New file.
5442 * testsuite/weak_undef_test.cc: New file.
5443
126f3ece
ILT		 54442008-04-03 Craig Silverstein <csilvers@google.com>
5445
5446 * compressed_output.h (class Output_compressed_section): Use
5447 unsigned buffer.
5448 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5449 add zlib header.
5450 (zlib_compressed_suffix): Removed.
5451 (Output_compressed_section::set_final_data_size): Use unsigned
5452 buffers.
5453 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5454 Fix linker invocation.
5455 (flagstest_o_specialfile_and_compress_debug_sections):
5456 Likewise.
5457 * testsuite/Makefile.in: Regenerated.
5458
deae2a14
DM		 54592008-04-02 David S. Miller <davem@davemloft.net>
5460
5461 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5462 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5463
70752818
ILT		 54642008-04-02 Craig Silverstein <csilvers@google.com>
5465
5466 * TODO: New file.
5467
39d0cb0e
ILT		 54682008-04-02 Ian Lance Taylor <iant@google.com>
5469
5470 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5471 parameters. Update for new key type to views_. Change all
5472 callers.
5473 (File_read::read): Adjust for byteshift in returned view.
5474 (File_read::add_view): New function, broken out of
5475 find_and_make_view.
5476 (File_read::make_view): New function, broken out of
5477 find_and_make_view.
5478 (File_read::find_or_make_view): Add offset and aligned
5479 parameters. Rewrite accordingly. Change all callers.
5480 (File_read::get_view): Add offset and aligned parameters. Adjust
5481 for byteshift in return value.
5482 (File_read::get_lasting_view): Likewise.
5483 * fileread.h (class File_read): Update declarations.
5484 (class File_read::View): Add byteshift_ field. Add byteshift to
5485 constructor. Add byteshift method.
5486 * archive.h (Archive::clear_uncached_views): New function.
5487 (Archive::get_view): Add aligned parameter. Change all callers.
5488 * object.h (Object::get_view): Add aligned parameter. Change all
5489 callers.
5490 (Object::get_lasting_view): Likewise.
5491
5492 * fileread.cc (File_read::release): Don't call clear_views if
5493 there are multiple objects.
5494 * fileread.h (File_read::clear_uncached_views): New function.
5495 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5496 on the archive.
5497
a1207466
CC		 54982008-03-31 Cary Coutant <ccoutant@google.com>
5499
5500 Add thin archive support.
5501 * archive.cc (Archive::armagt): New const.
5502 (Archive::setup): Remove task parameter and calls to unlock.
5503 (Archive::unlock_nested_archives): New function.
5504 (Archive::read_header): Add nested_off parameter. Change
5505 all callers.
5506 (Archive::interpret_header): Likewise.
5507 (Archive::include_all_members): Change to handle thin
5508 archives.
5509 (Archive::include_member): Likewise.
5510 * archive.h (Archive::Archive): Add new parameters and
5511 initializers.
5512 (Archive::armagt): New const.
5513 (Archive::setup): Remove task parameter.
5514 (Archive::unlock_nested_archives): New function.
5515 (Archive::read_header): Add nested_off parameter.
5516 (Archive::interpret_header): Likewise.
5517 (Archive::Nested_archive_table): New typedef.
5518 (Archive::is_thin_archive_): New field.
5519 (Archive::nested_archives_): New field.
5520 (Archive::options_): New field.
5521 (Archive::dirpath_): New field.
5522 (Archive::task_): New field.
5523 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5524 for thin archives. Pass additional parameters to
5525 Archive::Archive. Unlock the archive file after calling
5526 Archive::setup.
cd536b21 5527
479f6503
ILT		 55282008-03-29 Ian Lance Taylor <iant@google.com>
5529
686c8caf
ILT		 5530 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5531 version symbol to be local.
5532 * testsuite/ver_test_4.sh: New file.
5533 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5534 (check_DATA): Add ver_test_4.syms.
5535 (ver_test_4.syms): New target.
5536 * testsuite/Makefile.in: Rebuild.
5537
ab794b6b
ILT		 5538 * output.cc
5539 (Output_section::Input_section_sort_entry::has_priority): New
5540 function.
5541 (Output_section::Input_section_sort_entry::match_file_name): New
5542 function.
5543 (Output_section::Input_section_sort_entry::match_section_name):
5544 Remove.
5545 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5546 Remove.
5547 (Output_section::Input_section_sort_entry::match_section_file):
5548 Remove.
5549 (Output_section::Input_section_sort_compare::operator()): Rewrite
5550 using new Input_section_sort_entry functions. Sort crtbegin and
5551 crtend first. Sort sections with no priority before sections with
5552 a priority.
5553 * testsuite/initpri1.c (d3): Check j != 4.
5554 (cd5): New constructor/destructor function.
5555 (main): Check j != 2.
5556
479f6503
ILT		 5557 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5558 new symbol when resolving, don't call set_is_default.
5559 * testsuite/ver_test_7.cc: New file.
5560 * testsuite/ver_test_7.sh: New file.
5561 * testsuite/Makefile.am (ver_test_7.so): New target.
5562 (ver_test_7.o): New target.
5563 (check_SCRIPTS): Add ver_test_7.sh.
5564 (check_DATA): Add ver_test_7.syms.
5565 (ver_test_7.syms): New target.
5566
2fd32231
ILT		 55672008-03-28 Ian Lance Taylor <iant@google.com>
5568
5569 * layout.cc (Layout::layout): If we see an input section with a
5570 name that needs sorting, set the must_sort flag for the output
5571 section.
5572 (Layout::make_output_section): If the name of the output section
5573 indicates that it might require sorting, set the may_sort flag.
5574 * output.h (Output_section::may_sort_attached_input_sections): New
5575 function.
5576 (Output_section::set_may_sort_attached_input_sections): New
5577 function.
5578 (Output_section::must_sort_attached_input_sections): New
5579 function.
5580 (Output_section::set_must_sort_attached_input_sections): New
5581 function.
5582 (class Output_section): Declare Input_section_sort_entry. Define
5583 Input_section_sort_compare. Declare
5584 sort_attached_input_sections. Add new fields:
5585 may_sort_attached_input_sections_,
5586 must_sort_attached_input_sections_,
5587 attached_input_sections_are_sorted_.
5588 * output.cc (Output_section::Output_section): Initialize new
5589 fields.
5590 (Output_section::add_input_section): Add an entry to
5591 input_sections_ if may_sort or must_sort are true.
5592 (Output_section::set_final_data_size): Call
5593 sort_attached_input_sections if necessary.
5594 (Output_section::Input_section_sort_entry): Define new class.
5595 (Output_section::Input_section_sort_compare::operator()): New
5596 function.
5597 (Output_section::sort_attached_input_sections): New function.
5598 * configure.ac: Check whether the compiler supports constructor
5599 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5600 * testsuite/initpri1.c: New file.
5601 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5602 CONSTRUCTOR_PRIORITY.
5603 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5604 (initpri1_LDFLAGS): New variable.
5605 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5606
18e6b24e
ILT		 56072008-03-27 Ian Lance Taylor <iant@google.com>
5608
49bdd526
ILT		 5609 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5610 * testsuite/common_test_1.c: New file.
5611 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5612 (common_test_1_SOURCES): New variable.
5613 (common_test_1_DEPENDENCIES): New variable.
5614 (common_test_1_LDFLAGS): New variable.
5615
18e6b24e
ILT		 5616 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5617 and commons_ correctly when NAME/VERSION does not override
5618 NAME/NULL.
5619 * testsuite/ver_test_6.c: New file.
5620 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5621 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5622 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5623
04bf7072
ILT		 56242008-03-26 Ian Lance Taylor <iant@google.com>
5625
5871526f
ILT		 5626 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5627 of an undefined symbol from a version script.
5628 * testsuite/Makefile.am (ver_test_5.so): New target.
5629 (ver_test_5.o): New target.
5630 (check_SCRIPTS): Add ver_test_5.sh.
5631 (check_DATA): Add ver_test_5.syms.
5632 (ver_test_5.syms): New target.
5633 * testsuite/ver_test_5.cc: New file.
5634 * testsuite/ver_test_5.script: New file.
5635 * testsuite/ver_test_5.sh: New file.
5636 * Makefile.in, testsuite/Makefile.in: Rebuild.
5637
04bf7072
ILT		 5638 PR gold/5986
5639 Fix problems building gold with gcc 4.3.0.
5640 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5641 (gold_error_at_location, gold_warning_at_location): Use it.
5642 * configure.ac: Check whether we can compile and use a template
5643 function with a printf attribute.
5644 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5645 when jumping over bytes.
5646 * object.cc: Instantiate Object::read_section_data.
5647 * debug.h: Include <cstring>
5648 * dwarf_reader.cc: Include <algorithm>
5649 * main.cc: Include <cstring>.
5650 * options.cc: Include <cstring>.
5651 * output.cc: Include <cstring>.
5652 * script.cc: Include <cstring>.
5653 * script.h: Include <string>.
5654 * symtab.cc: Include <cstring> and <algorithm>.
5655 * target-select.cc: Include <cstring>.
5656 * version.cc: Include <string>.
5657 * testsuite/testmain.cc: Include <cstdlib>.
5658 * configure, config.in: Rebuild.
5659
874c5b28
ILT		 56602008-03-25 Ian Lance Taylor <iant@google.com>
5661
819d6c3a
ILT		 5662 * options.cc: Include "../bfd/bfdver.h".
5663 (options::help): Print bug reporting address.
5664
f4b2c6f5
ILT		 5665 * version.cc (print_version): Adjust output for current value of
5666 BFD_VERSION_STRING.
5667
5668 * NEWS: New file.
5669
e96caa79
ILT		 5670 * options.cc (options::help): Print list of supported targets.
5671 * target-select.h: Include <vector>.
5672 (class Target_selector): Make machine_, size_, and is_big_endian_
5673 fields const. Add bfd_name_ and instantiated_target_ fields.
5674 (Target_selector::Target_selector): Add bfd_name parameter.
5675 (Target_selector::recognize): Make non-virtual, call
5676 do_recognize.
5677 (Target_selector::recognize_by_name): Make non-virtual, call
5678 do_recognize_by_name.
5679 (Target_selector::supported_names): New function.
5680 (Target_selector::bfd_name): New function.
5681 (Target_selector::do_instantiate_target): New pure virtual
5682 function.
5683 (Target_selector::do_recognize): New virtual function.
5684 (Target_selector::do_recognize_by_name): New virtual function.
5685 (Target_selector::instantiate_target): New private function.
5686 (supported_target_names): Declare.
5687 * target-select.cc (Target_selector::Target_selector): Update for
5688 new parameter and fields.
5689 (select_target_by_name): Check that the name matches before
5690 calling recognize_by_name.
5691 (supported_target_names): New function.
5692 * i386.cc (class Target_selector_i386): Update Target_selector
5693 constructor call. Remove recognize and recognize_by_name. Add
5694 do_instantiate_target.
5695 * x86_64.cc (class Target_selector_x86_64): Likewise.
5696 * testsuite/testfile.cc (class Target_selector_test): Update for
5697 changes to Target_selector.
5698
874c5b28
ILT		 5699 * README: Rewrite, with some notes on unsupported features.
5700
0a65a3a7
CC		 57012008-03-24 Cary Coutant <ccoutant@google.com>
5702
5703 * i386.cc (Target_i386::Got_type): New enum declaration.
5704 (Target_i386::Scan::local): Updated callers of Output_data_got
5705 member functions.
5706 (Target_i386::Scan::global): Likewise.
5707 (Target_i386::Relocate::relocate): Likewise.
5708 (Target_i386::Relocate::relocate_tls): Likewise.
5709 * object.h (Got_offset_list): New class.
5710 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5711 (Sized_relobj::local_got_offset): Likewise.
5712 (Sized_relobj::set_local_got_offset): Likewise.
5713 (Sized_relobj::local_has_tls_got_offset): Removed.
5714 (Sized_relobj::local_tls_got_offset): Removed.
5715 (Sized_relobj::set_local_tls_got_offset): Removed.
5716 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5717 * output.cc (Output_data_got::add_global): Added got_type parameter.
5718 (Output_data_got::add_global_with_rel): Likewise.
5719 (Output_data_got::add_global_with_rela): Likewise.
5720 (Output_data_got::add_global_pair_with_rel): New function.
5721 (Output_data_got::add_global_pair_with_rela): New function.
5722 (Output_data_got::add_local): Added got_type parameter.
5723 (Output_data_got::add_local_with_rel): Likewise.
5724 (Output_data_got::add_local_with_rela): Likewise.
5725 (Output_data_got::add_local_pair_with_rel): New function.
5726 (Output_data_got::add_local_pair_with_rela): New function.
5727 (Output_data_got::add_global_tls): Removed.
5728 (Output_data_got::add_global_tls_with_rel): Removed.
5729 (Output_data_got::add_global_tls_with_rela): Removed.
5730 (Output_data_got::add_local_tls): Removed.
5731 (Output_data_got::add_local_tls_with_rel): Removed.
5732 (Output_data_got::add_local_tls_with_rela): Removed.
5733 * output.h (Output_data_got::add_global): Added got_type parameter.
5734 (Output_data_got::add_global_with_rel): Likewise.
5735 (Output_data_got::add_global_with_rela): Likewise.
5736 (Output_data_got::add_global_pair_with_rel): New function.
5737 (Output_data_got::add_global_pair_with_rela): New function.
5738 (Output_data_got::add_local): Added got_type parameter.
5739 (Output_data_got::add_local_with_rel): Likewise.
5740 (Output_data_got::add_local_with_rela): Likewise.
5741 (Output_data_got::add_local_pair_with_rel): New function.
5742 (Output_data_got::add_local_pair_with_rela): New function.
5743 (Output_data_got::add_global_tls): Removed.
5744 (Output_data_got::add_global_tls_with_rel): Removed.
5745 (Output_data_got::add_global_tls_with_rela): Removed.
5746 (Output_data_got::add_local_tls): Removed.
5747 (Output_data_got::add_local_tls_with_rel): Removed.
5748 (Output_data_got::add_local_tls_with_rela): Removed.
5749 * resolve.cc (Symbol::override_base_with_special): Removed
5750 reference to has_got_offset_ field.
5751 * symtab.cc (Symbol::init_fields): Replaced initialization
5752 of got_offset_ with got_offsets_. Removed initialization
5753 of has_got_offset_
53fcba31 5754 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5755 (Symbol::got_offset): Likewise.
5756 (Symbol::set_got_offset): Likewise.
5757 (Symbol::has_tls_got_offset): Removed.
5758 (Symbol::tls_got_offset): Removed.
5759 (Symbol::set_tls_got_offset): Removed.
5760 (Symbol::got_offset_): Removed.
5761 (Symbol::tls_mod_got_offset_): Removed.
5762 (Symbol::tls_pair_got_offset_): Removed.
5763 (Symbol::got_offsets_): New field.
5764 (Symbol::has_got_offset): Removed.
5765 (Symbol::has_tls_mod_got_offset): Removed.
5766 (Symbol::has_tls_pair_got_offset): Removed.
5767 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5768 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5769 member functions.
5770 (Target_x86_64::Scan::global): Likewise.
5771 (Target_x86_64::Relocate::relocate): Likewise.
5772 (Target_x86_64::Relocate::relocate_tls): Likewise.
5773
bd52eafb
BE		 57742008-03-25 Ben Elliston <bje@au.ibm.com>
5775
5776 * yyscript.y: Fix spelling error in comment.
5777
8b105e34
ILT		 57782008-03-24 Ian Lance Taylor <iant@google.com>
5779
8ed814a9
ILT		 5780 * options.h (class General_options): Define build_id option.
5781 * layout.h (class Layout): Declare write_build_id, create_note,
5782 create_build_id. Add build_id_note_ member.
5783 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5784 "libiberty.h", "md5.h", "sha1.h".
5785 (Layout::Layout): Initialize eh_frame_data_,
5786 eh_frame_hdr_section_, and build_id_note_.
5787 (Layout::finalize): Call create_build_id.
5788 (Layout::create_note): New function, broken out of
5789 Layout::create_gold_note.
5790 (Layout::create_gold_note): Call create_note.
5791 (Layout::create_build_id): New function.
5792 (Layout::write_build_id): New function.
5793 (Close_task_runner::run): Call write_build_id.
5794
8b105e34
ILT		 5795 * x86_64.cc: Correct license to GPLv3.
5796
086a1841
ILT		 57972008-03-23 Ian Lance Taylor <iant@google.com>
5798
5799 * options.cc: Include "demangle.h".
5800 (parse_optional_string): New function.
5801 (parse_long_option): Handle takes_optional_argument.
5802 (parse_short_option): Update dash_z initializer. Handle
5803 takes_optional_argument.
5804 (General_options::General_options): Initialize do_demangle_.
5805 (General_options::finalize): Set do_demangle_. Handle demangling
5806 style.
5807 * options.h (parse_optional_string): Declare.
5808 (struct One_option): Add optional_arg field. Update constructor.
5809 Update call constructor calls. Add takes_optional_argument
5810 function.
5811 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5812 (DEFINE_optional_string): Define.
5813 (General_options::demangle): Change from DEFINE_bool to
5814 DEFINE_optional_string.
5815 (General_options::no_demangle): New function.
5816 (General_options::do_demangle): New function.
5817 (General_options::set_do_demangle): New function.
5818 (General_options::execstack_status_): Move definition to end of
5819 class definition.
5820 (General_options::static_): Likewise.
5821 (General_options::do_demangle_): New field.
5822 * object.cc (big_endian>::get_symbol_location_info): Call
5823 Options::do_demangle, not Options::demangle.
5824 * symtab.cc (demangle): Likewise.
5825
cbb93e63
ILT		 58262008-03-22 Ian Lance Taylor <iant@google.com>
5827
5828 * gold.h: Include <cstddef> and <sys/types.h>
5829 * options.h: Include <cstring>.
5830
ec531623
ILT		 58312008-03-21 Ian Lance Taylor <iant@google.com>
5832
5833 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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