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[deliverable/binutils-gdb.git] / gold / ChangeLog
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fe35d28d
ILT		 12010-01-04 Ian Lance Taylor <iant@google.com>
2
7eaea549
ILT		 3 PR 10980
4 * options.h (class General_options): Add --add-needed and
5 --copy-dt-needed-entries. Tweak --as-needed help entry.
6 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7 error if --copy-dt-needed-entries aka --add-needed is used and
8 would cause a change in behaviour.
9
fe35d28d
ILT		 10 PR 10980
11 * options.h (class General_options): Add -G as a short version of
12 --shared. Add no-op options -assert, -g, and -i.
13
55a2bb35
ST		 142010-01-04 Sriraman Tallam <tmsriram@google.com>
15
16 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
17 check for .text or .gnu.linkonce.t sections.
18 * icf.cc (Icf::find_identical_sections): Ditto.
19 Change the detection for mangled function name within the section
20 name.
21 * icf.h (is_section_foldable_candidate): New function.
22
719328e1
ILT		 232009-12-30 Ian Lance Taylor <iant@google.com>
24
25 PR 10980
26 * options.h (class General_options): Permit two dashes with
27 --retain-symbols-file.
28
d7bb5745
ILT		 292009-12-30 Ian Lance Taylor <iant@google.com>
30
403a15dd
ILT		 31 PR 10979
32 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
33 don't put the file header and segment headers in the text
34 segment.
35
eda294df
ILT		 36 PR 10979
37 * common.cc (Sort_commons::operator()): Stabilize sort when both
38 entries are NULL.
39 (Symbol_table::do_allocate_commons_list): When allocating common
40 symbols, skip a symbol which is no longer common.
41 * symtab.h (Symbol::is_common): Test whether the symbol comes from
42 an object before checking its type.
43 * testsuite/common_test_2.c: New file.
44 * testsuite/common_test_3.c: New file.
45 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
46 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
47 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
48 (common_test_2_pic.o, common_test_2.so): New targets.
49 (common_test_3_pic.o, common_test_3.so): New targets.
50 * testsuite/Makefile.in: Rebuild.
51
d7bb5745
ILT		 52 PR 10979
53 * script.cc (read_input_script): If we see a new SECTIONS clause,
54 and we have added an input section, give an error.
55 * layout.h (class Layout): Add have_added_input_section function.
56 Add have_added_input_section_ field.
57 * layout.cc (Layout::Layout): Initialize
58 have_added_input_section_.
59 (Layout::layout): Set have_added_input_section_.
60 (Layout::layout_eh_frame): Likewise.
61
fc59c572
ILT		 622009-12-30 Ian Lance Taylor <iant@google.com>
63
64 PR 10931
65 * options.h (class General_options): Add --sort-common option.
66 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
67 * common.cc (Sort_common): Add sort_order parameter to
68 constructor. Add sort_order_ field.
69 (Sort_commons::operator): Check sort_order_.
70 (Symbol_table::allocate_commons): Determine the sort order.
71 (Symbol_table::do_allocate_commons): Add sort_order parameter.
72 Change all callers.
73 (Symbol_table::do_allocate_commons_list): Likewise.
74
1c74fab0
ILT		 752009-12-30 Ian Lance Taylor <iant@google.com>
76
77 PR 10916
78 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
79 symbols from this object, don't change the visibility of an
80 undefined symbol.
81 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
82
6affe781
ILT		 832009-12-30 Ian Lance Taylor <iant@google.com>
84
85 PR 10861
86 * script.h (class Version_script_info): Define Language enum.
87 Update declarations. Define Glob, Exact, and Lookup types. Add
88 new fields globals_, locals_, and is_finalized_.
89 * script.cc: Various formatting fixes.
90 (class Parser_closure): Change language_stack_ from a vector of
91 std::string to one of Version_script_info::Language. Adjust all
92 uses accordingly.
93 (class Lazy_demangler): Remove.
94 (struct Version_expression): Change language from std::string to
95 Version_script_info::Language.
96 (Version_script_info::Version_script_info): New function.
97 (Version_script_info::~Version_script_info): Don't call clear.
98 (Version_script_info::finalize): New function.
99 (Version_script_info::build_lookup_tables): New function.
100 (Version_script_info::build_expression_list_lookup): New
101 function.
102 (Version_script_info::get_symbol_version_helper): Rewrite to use
103 lookup tables.
104 (Version_script_info::print_expression_list): Adjust to use
105 Version_script_info::Language.
106 (script_push_lex_into_version_mode): Check that the version script
107 has not been finalized.
108 (version_script_push_lang): Change language string to
109 Version_script_info::Language.
110 * options.cc (Command_line::version_script): New function.
111 * options.h (class General_options): Add finalize_dynamic_list
112 function. Change version_script from declaration to definition.
113 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
114 * testsuite/version_script.map: Remove duplicate def of foo.
115 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
116 version_script.map.
117 * testsuite/Makefile.in: Rebuild.
118
818bf354
ILT		 1192009-12-30 Ian Lance Taylor <iant@google.com>
120
121 PR 10843
122 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
123 if the input symbol index is 0, make the output symbol index 0.
124
ebcc8304
ILT		 1252009-12-30 Ian Lance Taylor <iant@google.com>
126
127 PR 10670
128 * options.h (class General_options): Add -x/--discard-all.
129 * object.cc (Sized_relobj::do_count_local_symbols): Handle
130 --discard-all. If the local symbol needs a dynamic entry, check
131 that before handling --discard-locals.
132
176fe33f
ILT		 1332009-12-30 Ian Lance Taylor <iant@google.com>
134
bb321bb1
ILT		 135 PR 10450
136 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
137 flags to PF_R.
138 (Output_segment::add_output_section): Don't change the flags if
139 the type is PT_TLS.
140
176fe33f
ILT		 141 PR 10450
142 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
143 GNU hash table if they need a dynamic value. Otherwise, don't add
144 them if they are defined in a dynamic object or are forced local.
145
e8cd95c7
ILT		 1462009-12-29 Ian Lance Taylor <iant@google.com>
147
1b81fb71
ILT		 148 PR 10450
149 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
150 .gnu.hash table for a 32-bit target.
151
8d6d383d
ILT		 152 PR 10450
153 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
154 regular and a dynamic object only needs a dynamic symbol table
155 entry if it is externally visible.
156
e785ec03
ILT		 157 PR 10450
158 * i386.cc (class Target_i386): Initialize global_offset_table_ in
159 constructor. Add global_offset_table_ field.
160 (Target_i386::got_section): Set global_offset_table_.
161 (Target_i386::do_finalize_sections): Set global_offset_table_
162 size.
163 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
164 in constructor. Add global_offset_table_ field.
165 (Target_x86_64::got_section): Set global_offset_table_.
166 (Target_x86_64::do_finalize_sections): Set global_offset_table_
167 size.
168
1a2dff53
ILT		 169 * layout.cc (Layout::Layout): Initialize increase_relro_.
170 (Layout::get_output_section): Add is_relro, is_last_relro, and
171 is_first_non_relro parameters. Change all callers.
172 (Layout::choose_output_section): Likewise.
173 (Layout::add_output_section_data): Likewise.
174 (Layout::make_output_section): Likewise.
175 (Layout::set_segment_offsets): Clear increase_relro when using a
176 linker script.
177 * layout.h (class Layout): Add increase_relro method. Add
178 increase_relro_ field. Update declarations.
179 * output.cc (Output_section::Output_section): Initialize
180 is_last_relro_ and is_first_non_relro_.
181 (Output_segment::add_output_section): Group relro sections is
182 do_sort is true. Handle is_last_relro and is_first_non_relro.
183 (Output_segment::maximum_alignment): Remove relro handling.
184 (Output_segment::set_section_addresses): Add increase_relro
185 parameter. Change all callers. Add initial alignment to align
186 relro sections on separate page. Remove old relro handling.
187 (Output_segment::set_section_list_addresses): Remove in_relro
188 parameter. Change all callers.
189 (Output_segment::set_offset): Add increase parameter. Change all
190 callers. Remove old relro handling.
191 * output.h (class Output_section): Add new methods: is_last_relro,
192 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
193 Add is_last_relro_ and is_first_non_relro_ fields.
194 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
195 Create separate .got.plt section. Call increase_relro.
196 * x86_64.cc (Target_x86_64::got_section): Likewise.
197 * testsuite/relro_script_test.t: Add .got.plt.
198
f0ba79e2
ILT		 199 PR 10450
200 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
201 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
202 (Layout::finalize): Call set_dynamic_symbol_size.
203 (Layout::set_dynamic_symbol_size): New function.
204 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
205 set_dynamic_symbol_size.
206
e8cd95c7
ILT		 207 PR 10450
208 * output.h (class Output_section): Add is_entsize_zero_ field.
209 * output.cc (Output_section::Output_section): Initialize
210 is_entsize_zero_.
211 (Output_section::set_entsize): If two different entsizes are
212 requested, force it to zero.
213 (Output_section::add_input_section): Set flags for .debug_str
214 before updating section flags. Set entsize.
215 (Output_section::update_flags_for_input_section): Set SHF_MERGE
216 and SHF_STRING if all input sections have those flags.
217
3e1b9a8a
RÁE		 2182009-12-29 Rafael Espindola <espindola@google.com>
219
220 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 221 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
222 reporting.
3e1b9a8a 223
3dcad376
ST		 2242009-12-29 Sriraman Tallam <tmsriram@google.com>
225
226 * options.cc (General_options::parse_version): Allow -v to exit
227 without an error if there is nothing to link.
228
084e2665
ILT		 2292009-12-29 Ian Lance Taylor <iant@google.com>
230
231 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
232 using a version of gcc before 4.1.
233 * configure: Rebuild.
234
250acde3
CD		 2352009-12-28 Chris Demetriou <cgd@google.com>
236
237 * attributes.cc (Output_attributes_section_data::do_write): Use
238 std::vector::front rather than std::vector::data.
239
99fff23b
ILT		 2402009-12-28 Ian Lance Taylor <iant@google.com>
241
242 * symtab.h (class Symbol_table): Add enum Defined.
243 * resolve.cc (Symbol_table::should_override): Add defined
244 parameter. Change all callers. Test whether object is NULL
245 before calling a method on it.
246 (Symbol_table::report_resolve_problem): Add defined parameter.
247 Change all callers.
248 (Symbol_table::should_override_with_special): Likewise.
249 * symtab.cc (Symbol_table::define_in_output_data): Add defined
250 parameter. Change all callers.
251 (Symbol_table::do_define_in_output_data): Likewise.
252 (Symbol_table::define_in_output_segment): Likewise.
253 (Symbol_table::do_define_in_output_segment): Likewise.
254 (Symbol_table::define_as_constant): Likewise.
255 (Symbol_table::do_define_as_constant): Likewise.
256 * script.h (class Symbol_assignment): Add is_defsym parameter to
257 constructor; change all callers.
258 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
259 parameter. Change all callers. Add is_defsym_ field.
260 (class Parser_closure): Add parsing_defsym parameter to
261 constructor; change all callers. Add parsing_defsym accessor
262 function. Add parsing_defsym_ field.
263
556bd683
ILT		 2642009-12-28 Ian Lance Taylor <iant@google.com>
265
266 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 267 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 268
1782c879
ILT		 2692009-12-23 Ian Lance Taylor <iant@google.com>
270
271 * i386.cc (Target_i386::do_calls_non_split): Recognize
272 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 273 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
274 -fsplit-stack prologue when using %r11.
1782c879 275
329ca2b1
ST		 2762009-12-21 Sriraman Tallam <tmsriram@google.com>
277
278 * options.cc (General_options::parse_version): Make -v continue and do
279 the link like GNU ld does.
280
d675ff46
RÁE		 2812009-12-17 Rafael Avila de Espindola <espindola@google.com>
282
283 * Makefile.am (CCFILES): Add timer.cc.
284 (HFILES): Add timer.h.
285 * configure.ac: Check for sysconf and times.
286 * main.cc: include timer.h.
287 (main): Use Timer instead of get_run_time.
288 * timer.cc: New.
289 * timer.h: New.
290 * workqueue.cc: include timer.h.
291 (Workqueue::find_and_run_task):
292 Report user, sys and wall time.
293 * Makefile.in: Regenerate.
294 * config.in: Regenerate.
295 * configure: Regenerate.
296
d6344fb5
DK		 2972009-12-16 Doug Kwan <dougkwan@google.com>
298
299 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
300 sections.
301 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
302 relaxed input sections.
303 * output.cc (Output_section::find_relaxed_input_section): Change
304 return type to Output_relaxed_input_section pointer. Adjust code
305 for new type of relaxed_input_section_map_.
306 * output.h (Output_section::find_relaxed_input_section): Change
307 return type to Output_relaxed_input_section pointer.
308 (Output_section::Output_relaxed_input_section_by_input_section_map):
309 New type.
310 (Output_section::relaxed_input_section_map_): Change type to
311 Output_section::Output_relaxed_input_section_by_input_section_map.
312 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
313 input section.
314
0e0d5469
ILT		 3152009-12-15 Ian Lance Taylor <iant@google.com>
316
317 * layout.cc (Layout::create_shstrtab): Only write out after input
318 sections if we are compressing debug sections.
319
0649a889
ILT		 3202009-12-15 Ian Lance Taylor <iant@google.com>
321
322 * archive.cc (Archive::add_symbols): Only look up a symbol without
323 a version if there is, in fact, a version.
324
2ea97941
ILT		 3252009-12-14 Ian Lance Taylor <iant@google.com>
326
327 Revert -Wshadow changes, all changes from:
328 2009-12-11 Doug Kwan <dougkwan@google.com>
329 2009-12-11 Nick Clifton <nickc@redhat.com>
330 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
331
b0eec2cc
DK		 3322009-12-11 Doug Kwan <dougkwan@google.com>
333
334 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
335 due to -Wshadow.
336 * attributes.cc (Object_attribute::size): Ditto.
337 (Attributes_section_data::size): Ditto.
338 (Attributes_section_data::Attributes_section_data): Ditto.
339 (Output_attributes_section_data::do_write): Ditto.
340 * attributes.h (Object_attribute::set_type): Ditto.
341 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
342
91d6fa6a
NC		 3432009-12-11 Nick Clifton <nickc@redhat.com>
344
345 * archive.cc: Fix shadowed variable warnings.
346 * arm.cc: Likewise.
347 * compressed_output.cc: Likewise.
348 * compressed_output.h: Likewise.
349 * configure: Likewise.
350 * dwarf_reader.cc: Likewise.
351 * dynobj.cc: Likewise.
352 * dynobj.h: Likewise.
353 * ehframe.cc: Likewise.
354 * ehframe.h: Likewise.
355 * errors.cc: Likewise.
356 * expression.cc: Likewise.
357 * fileread.cc: Likewise.
358 * fileread.h: Likewise.
359 * freebsd.h: Likewise.
360 * i386.cc: Likewise.
361 * icf.cc: Likewise.
362 * incremental.h: Likewise.
363 * layout.cc: Likewise.
364 * layout.h: Likewise.
365 * mapfile.cc: Likewise.
366 * merge.cc: Likewise.
367 * merge.h: Likewise.
368 * object.cc: Likewise.
369 * object.h: Likewise.
370 * options.h: Likewise.
371 * output.cc: Likewise.
372 * output.h: Likewise.
373 * parameters.cc: Likewise.
374 * plugin.cc: Likewise.
375 * powerpc.cc: Likewise.
376 * reduced_debug_output.cc: Likewise.
377 * reduced_debug_output.h: Likewise.
378 * reloc.cc: Likewise.
379 * reloc.h: Likewise.
380 * resolve.cc: Likewise.
381 * script-sections.cc: Likewise.
382 * script.cc: Likewise.
383 * script.h: Likewise.
384 * sparc.cc: Likewise.
385 * symtab.cc: Likewise.
386 * symtab.h: Likewise.
387 * target-select.cc: Likewise.
388 * target-select.h: Likewise.
389 * token.h: Likewise.
390 * workqueue.cc: Likewise.
391 * workqueue.h: Likewise.
392 * x86_64.cc: Likewise.
393
a0351a69
DK		 3942009-12-10 Doug Kwan <dougkwan@google.com>
395
396 * arm.cc (attributes.h): New include.
397 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
398 (Arm_relobj::~Arm_relobj): Delete object pointed by
399 attributes_section_data_.
400 (Arm_relobj::attributes_section_data): New method definition.
401 (Arm_relobj::attributes_section_data_): New data member declaration.
402 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
403 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
404 attributes_section_data_.
405 (Arm_dynobj::attributes_section_data): New method definition.
406 (Arm_dynobj::attributes_section_data_): New data member declaration.
407 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
408 initialization value of may_use_blx_ to false.
409 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
410 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
411 object attributes to compute results instead of hard-coding.
412 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
413 Target_arm::get_secondary_compatible_arch,
414 Target_arm::set_secondary_compatible_arch
415 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
416 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
417 New method declarations.
418 (Target_arm::get_aeabi_object_attribute): New method definition.
419 (Target_arm::attributes_section_data_): New data member declaration.
420 (read_arm_attributes_section): New template definition.
421 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
422 (Arm_dynobj::do_read_symbols): Ditto.
423 (Target_arm::do_finalize_sections): Merge attributes sections from
424 input. Check for BLX use after attributes section merging.
425 Fix __exidx_start and __exidx_end visibility. Create an
426 .ARM.attributes section if necessary.
427 (Target_arm::get_secondary_compatible_arch,
428 Target_arm::set_secondary_compatible_arch,
429 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
430 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
431 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
432 New method definitions.
433
b59befec
ILT		 4342009-12-09 Ian Lance Taylor <iant@google.com>
435
436 * plugin.cc (Plugin::load): Don't cast from void* to a function
437 pointer.
438
1276bc89
ILT		 4392009-12-09 Ian Lance Taylor <iant@google.com>
440
441 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
442 information fields.
443
2f2de248
L		 4442009-12-09 H.J. Lu <hongjiu.lu@intel.com>
445
446 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
447 Replace two_file_shared_1.so with two_file_shared_2.so.
448 * testsuite/Makefile.in: Regenerated.
449
4f787271
DK		 4502009-12-08 Doug Kwan <dougkwan@google.com>
451
452 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
453 (HFILES): Add attributes.h and int_encoding.h.
454 * Makefile.in: Regenerate.
455 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
456 function definitions to int_encoding.cc
457 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
458 prototypes to int_encoding.h
459 * reduced_debug_output.cc (int_encoding.h): New include.
460 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
461 function definitions to int_encoding.cc
462 (insert_into_vector, read_from_pointer): Move template definitions to
463 int_encoding.h
464 * attributes.cc: New file.
465 * attributes.h: New file.
466 * int_encoding.cc: New file.
467 * int_encoding.h: New file.
468
20b52f1a
RÁE		 4692009-12-07 Rafael Avila de Espindola <espindola@google.com>
470
471 PR gold/11055
472 * incremental-dump.cc (dump_incremental_inputs): New.
473 (main): Use dump_incremental_inputs.
474
53d7974c
L		 4752009-12-07 H.J. Lu <hongjiu.lu@intel.com>
476
477 PR gold/10893
478 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
479 checking elfcpp::STT_FUNC.
480 (Target_i386::Relocate::relocate): Likewise.
481 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
482
483 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
484 symbols from shared libraries into normal FUNC symbols.
485
486 * symtab.h (Symbol): Add is_func and use it.
487
05a352e6
DK		 4882009-12-05 Doug Kwan <dougkwan@google.com>
489
490 * arm.cc (Target_arm::arm_info): Initialize new fields
491 attributes_section and attributes_vendor.
492 * i386.cc (Target_i386::i386_info): Same.
493 * object.cc (Sized_relobj::do_layout): Skip attribute section.
494 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
495 fields attributes_section and attributes_vendor.
53d7974c 496 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 497 * target.h (Target::attributes_section, Target::attributes_vendor,
498 Target::is_attributes_section, Target::attribute_arg_type,
499 Target::attributes_order): New method definitions.
500 (Target::Target_info::attributes_section,
501 Target::Target_info::attributes_vendor): New fields.
502 (Target::do_attribute_arg_type, Target::do_attributes_order): New
503 virtual method definitions.
504 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
505 attributes_section and attributes_vendor.
506 * testsuite/testfile.cc (Target_test::test_target_info): Same.
507
f4e5969c
DK		 5082009-12-05 Doug Kwan <dougkwan@google.com>
509
510 * arm.cc: Update comments about interworking and stub generation.
511 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
512 considered as non-PIC.
513 (Arm_relocate_functions::base_abs): Fix formatting.
514 (Arm_relocate_functions::got_prel): Fix comment. Change interface
515 of function to use GOT entry address instead of offset.
516 (Target_arm::Scan::global): Issue an error if a symbol would need a
517 PLT does not get one because it is untyped. Remove code to create
518 dynamic symbols for relative branches.
519 (Target_arm::Relocate::relocate: Use 0 instead of false since function
520 takes unsigned integer instead of boolean.
521
1abce4a6
L		 5222009-12-05 H.J. Lu <hongjiu.lu@intel.com>
523
524 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
525 (two_file_test_LDADD): Likewise.
526 (common_test_1_LDADD): Likewise.
527 (exception_test_LDADD) Likewise.
528 (weak_test_LDADD): Likewise.
529 (many_sections_test_LDADD): Likewise.
530 (initpri1_LDADD): Likewise.
531 (script_test_1_LDADD): Likewise.
532 (script_test_2_LDADD): Likewise.
533 (justsyms_LDADD): Likewise.
534 (binary_test_LDADD): Likewise.
535 (large_LDADD): Likewise.
536 * testsuite/Makefile.in: Regenerated.
537
adcf2816 5382009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 539
adcf2816
L		 540 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
541 (Symbol_table::override_with_special): Likewise.
542 (Symbol_table::add_from_object): Likewise.
543
28e67f5d
RÁE		 5442009-12-04 Rafael Avila de Espindola <espindola@google.com>
545
546 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
547 Don't set the data_offset twice.
548
ae10a101
RÁE		 5492009-12-04 Rafael Avila de Espindola <espindola@google.com>
550
551 * testsuite/Makefile.in: Regenerate.
552
f59f41f3
DK		 5532009-12-03 Doug Kwan <dougkwan@google.com>
554
555 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
556 (Target_arm::do_finalize_sections): Add parameter for symbol table
557 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
558 * i386.cc (Target_i386::do_finalize_sections): Add an additional
559 parameter for symbol table pointer.
560 * layout.cc (Layout::finalize): Call Target::finalize_sections with
561 an additional parameter for a pointer to symbol table.
562 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
563 parameter for a symbol table pointer.
564 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
565 * target.h (Target::finalize_sections, Target::do_finalize_sections):
566 Ditto.
567 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
568 parameter for a symbol table pointer.
569
ca55d848
RÁE		 5702009-12-03 Rafael Avila de Espindola <espindola@google.com>
571
572 * incremental.cc (Incremental_inputs_header)
573 (Incremental_inputs_header_write, Incremental_inputs_entry)
574 (Incremental_inputs_entry_write): Move ...
575 * incremental.h (Incremental_inputs_header)
576 (Incremental_inputs_header_write, Incremental_inputs_entry)
577 (Incremental_inputs_entry_write): here.
578
3aec4f9c
RÁE		 5792009-12-02 Rafael Avila de Espindola <espindola@google.com>
580
581 * incremental.cc (make_sized_incremental_binary): Set the target.
582 Error if it is incompatible.
583 * output.h (Output_file): Add filename method.
584
9c0ae74d
RÁE		 5852009-12-02 Rafael Avila de Espindola <espindola@google.com>
586
587 * incremental.cc (Incremental_inputs_entry): Remove unused argument
588 from the get_* methods.
589
a45500ae
RÁE		 5902009-12-02 Rafael Avila de Espindola <espindola@google.com>
591
592 * incremental-dump.cc (main): Check that the offeset of a script is 0.
593 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
594 Write 0 for the data_offset of scripts.
595
325e6408
RÁE		 5962009-12-02 Rafael Avila de Espindola <espindola@google.com>
597
598 * testsuite/Makefile.am: Add the incremental_test.sh test.
599 * testsuite/incremental_test.sh: New.
600 * testsuite/incremental_test_1.c: New.
601 * testsuite/incremental_test_2.c: New.
602
954c3e2e
RÁE		 6032009-12-01 Rafael Avila de Espindola <espindola@google.com>
604
605 * incremental-dump.cc (main): Fix typos.
606
f8086623
RÁE		 6072009-11-27 Rafael Avila de Espindola <espindola@google.com>
608
609 PR gold/11025
610 * incremental-dump.cc (main): Use llu to print 64 bit values.
611
3b0dd6ac
L		 6122009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
613 H.J. Lu <hongjiu.lu@intel.com>
614
615 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
616 $(LIBDL).
617 (incremental_dump_LDADD): Likewise.
618 * Makefile.in: Regenerated.
619
a6d1ef57
DK		 6202009-11-25 Doug Kwan <dougkwan@google.com>
621
622 Revert:
623
624 2009-11-25 Doug Kwan <dougkwan@google.com>
625
626 * arm.cc (Target_arm::Target_arm): Move method definition
627 outside of class definition. Add code to handle
628 --target1-rel, --target1-abs and --target2= options.
629 (Target_arm::get_reloc_reloc_type): Change method to be
630 non-static and const.
631 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
632 New data member declaration.
633 (Target_arm::Scan::local, Target_arm::Scan::global,
634 Target_arm::Relocate::relocate,
635 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
636 Adjust call to Target_arm::get_real_reloc_type.
637 (Target_arm::get_real_reloc_type): Use command line options
638 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
639 * options.h (--target1-rel, --target1-abs, --target2): New
640 ARM-only options.
641
50aeb7d4
DK		 6422009-11-25 Doug Kwan <dougkwan@google.com>
643
644 * arm.cc (Target_arm::Target_arm): Move method definition outside of
645 class definition. Add code to handle --target1-rel, --target1-abs
646 and --target2= options.
647 (Target_arm::get_reloc_reloc_type): Change method to be non-static
648 and const.
649 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
650 member declaration.
651 (Target_arm::Scan::local, Target_arm::Scan::global,
652 Target_arm::Relocate::relocate,
653 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
654 call to Target_arm::get_real_reloc_type.
655 (Target_arm::get_real_reloc_type): Use command line options to
656 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
657 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
658 options.
659
51938283
DK		 6602009-11-25 Doug Kwan <dougkwan@google.com>
661
662 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
663 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
664 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
665 formatting.
666 (Arm_relocate_functions::thm_call): Replace body with a call to
667 Arm_relocate_functions::thumb_branch_common.
668 (Arm_relocate_functions::thm_jump24,
669 Arm_relocate_functions::thm_xpc22): New method definitions.
670 (Arm_relocate_functions::thumb_branch_common): New method definition.
671 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
672 operator.
673 (Target_arm::Relocate::relocate): Adjust call to thm_call.
674 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
675
e2b8f3c4
RÁE		 6762009-11-24 Rafael Avila de Espindola <espindola@google.com>
677
678 * Makefile.am: Build incremental-dump
679 * Makefile.in: Regenerate.
680 * incremental-dump.cc: New.
681 * incremental.cc (Incremental_inputs_header_data,
682 Incremental_inputs_entry_data): Move to incremental.h
683 * incremental.h: (Incremental_inputs_header_data,
684 Incremental_inputs_entry_data): Move from incremental.cc
685
bcba9aec
RÁE		 6862009-11-24 Rafael Avila de Espindola <espindola@google.com>
687
688 * incremental.cc (Incremental_inputs_header,
689 Incremental_inputs_header_write, Incremental_inputs_entry,
690 Incremental_inputs_entry_write): Add a typedef with the data type.
691
7c3afe08
RÁE		 6922009-11-24 Rafael Avila de Espindola <espindola@google.com>
693
694 * incremental.cc (Incremental_inputs_header,
695 Incremental_inputs_header_write, Incremental_inputs_entry,
696 Incremental_inputs_entry_write): Update comment about which
697 type has the filed descriptions.
698
d204b6e9
DK		 6992009-11-15 Doug Kwan <dougkwan@google.com>
700
701 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
702 (Arm_relocate_functions::arm_branch_common): Change method defintion
703 in class definition to a method declaration and update list of formal
704 parameters.
705 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
706 Arm_relocation_functions::jump24): Adjust call to
707 Arm_relocate_functions::arm_branch_common. Update list of formal
708 parameters.
709 (Arm_relocate_functions::xpc25): New method definition.
710 (Arm_relocate_functions::arm_branch_common): Move method defintion
711 out from class definition. Use stubs for mode-switching and extending
712 branch ranges.
713 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
714 specially. Change code to enable use of stubs in ARM branches.
715
43d12afe
DK		 7162009-11-10 Doug Kwan <dougkwan@google.com>
717
718 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
719 in method declaration.
720 (Target_arm::relocate_stub): New method declaration.
721 (Target_arm::default_target): Change to return a pointer instead of
722 a const reference.
723 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
724 Target_arm::default_target.
725 (Arm_Relobj::do_relocate_sections): Remove options paramater in
726 method definition.
727 (Target_arm::relocate_section): Adjust view.
728 (Target_arm::relocate_stub): New method definition.
729
ac33a407
DK		 7302009-11-10 Doug Kwan <dougkwan@google.com>
731
732 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
733 a format warning.
734 * incremental.cc (open_incremental_binary): Initialized local
735 variables to avoid warnings.
736 * object.cc (make_elf_object): Ditto.
737 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
738 a format warning.
739
88ee28e9
L		 740009-11-09 H.J. Lu <hongjiu.lu@intel.com>
741
742 PR gold/10930
743 * testsuite/plugin_test.c: Include "config.h".
744
2daedcd6
DK		 7452009-11-09 Doug Kwan <dougkwan@google.com>
746
747 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
748 (arm_symbol_value): Remove.
749 (Arm_relocate_functions::arm_branch_common,
750 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
751 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
752 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
753 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
754 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
755 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
756 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
757 Arm_relocate_functions::thm_mobw_abs_nc,
758 Arm_relocate_functions::thm_mov_abs,
759 Arm_relocate_functions::movw_prel_nc,
760 Arm_relocate_functions::thm_movt_abs,
761 Arm_relocate_functions::movt_prel,
762 Arm_relocate_functions::thm_movw_prel_nc,
763 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
764 (Target_arm::Relocate::relocate): Only decompose address into two
765 parts if relocation type uses the thumb-bit and pass the actual
766 bit instead of a flag indicating that the thumb-bit is used. Adjust
767 calls to methods in Arm_relocate_functions for this change.
768
1276bc89 7692009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 770
771 PR 10925
772 * reloc.cc: Instantiate
773 Sized_relobj::initialize_input_to_output_maps and
774 Sized_relobj:free_input_to_output_maps.
775
e53ad1b5
ILT		 7762009-11-06 Ian Lance Taylor <iant@google.com>
777
778 PR 10876
779 * defstd.cc (in_segment): Set only_if_ref true for "end".
780
eb44217c
DK		 7812009-11-06 Doug Kwan <dougkwan@google.com>
782
783 * arm.cc (class Reloc_stub): Correct a comment.
784 (Target_arm::Target_arm): Initialize arm_input_section_map_.
785 (Target_arm::scan_section_for_stubs): New method declaration.
786 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
787 Change methods from private to protected.
788 (Target_arm::do_may_relax): New method definition.
789 (Target_arm::do_relax, Target_arm::group_sections,
790 Target_arm::scan_reloc_for_stub,
791 Target_arm::scan_reloc_section_for_stubs): New method declarations.
792 (Target_arm::arm_input_section_map_): New data member declaration.
793 (Target_arm::scan_reloc_for_stub,
794 Target_arm::scan_reloc_section_for_stubs,
795 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
796 Target_arm::do_relax): New method definitions.
797
5d329b7d
ILT		 7982009-11-06 Mikolaj Zalewski <mikolaj@google.com>
799
800 * configure.ac: Check for (struct stat)::st_mtim
801 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
802 * config.in: Regenerate.
803 * configure: Regenerate.
804
96a0d71b
ILT		 8052009-11-05 Ian Lance Taylor <iant@google.com>
806
807 PR 10910
808 * output.cc (Output_segment::add_output_section): Add missing
809 return statement.
810
594c8e5e
ILT		 8112009-11-04 Ian Lance Taylor <iant@google.com>
812
813 PR 10880
814 * object.h (class Object): Add is_needed and set_is_needed
815 methods. Add is_needed_ field. Make bool fields into bitfields.
816 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
817 defined in a dynamic object and referenced by a regular object,
818 set is_needed for the dynamic object.
819 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
820 if the file is marked with as_needed and it is not needed.
821
22b127cc
ILT		 8222009-11-04 Ian Lance Taylor <iant@google.com>
823
824 PR 10887
825 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
826 tags if data is discarded by linker script.
827 * i386.cc (Target_i386::do_finalize_sections): Likewise.
828 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
829 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
830 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
831
f5c870d2
ILT		 8322009-11-04 Ian Lance Taylor <iant@google.com>
833
834 * layout.cc (Layout::get_output_section): Add is_interp and
835 is_dynamic_linker_section parameters. Change all callers.
836 (Layout::choose_output_section): Likewise.
837 (Layout::make_output_section): Likewise.
838 (Layout::add_output_section_data): Add is_dynamic_linker_section
839 parameter. Change all callers.
840 * layout.h (class Layout): Update declarations.
841 * output.h (class Output_section): Add is_interp, set_is_interp,
842 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
843 Add is_interp_, is_dynamic_linker_section_ fields. Change
844 generate_code_fills_at_write_ to a bitfield.
845 * output.cc (Output_section::Output_sections): Initialize new
846 fields.
847 (Output_segment::add_output_section): Add do_sort parameter.
848 Change all callers.
849
1ae4d23b
ILT		 8502009-11-03 Ian Lance Taylor <iant@google.com>
851
852 PR 10860
853 * options.h (class General_options): Add --warn-common.
854 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
855 merging two common symbols.
856 (Symbol_table::should_override): Handle --warn-common when merging
857 a common symbol with a defined symbol. Use report_resolve_problem
858 for multiple definitions.
859 (Symbol_table::report_resolve_problem): New function.
860 * symtab.h (class Symbol_table): Declare report_resolve_problem.
861
55da9579
DK		 8622009-11-03 Doug Kwan <dougkwan@google.com>
863
864 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
865 stub_factory_.
866 (Target_arm::stub_factory): New method definition.
867 (Target_arm::new_arm_input_section,
868 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
869 Target_arm::reloc_uses_thumb_bit): New method declarations.
870 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
871 New type definitions.
872 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
873 member declarations.
874 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
875 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
876 New method definitions.
877
37a9ac43
ILT		 8782009-11-03 Ian Lance Taylor <iant@google.com>
879
880 * options.h (class General_options): Add --warn_constructors.
881
b3d6a3d4
ILT		 8822009-11-03 Ian Lance Taylor <iant@google.com>
883
884 PR 10893
885 * defstd.cc (in_section): Add entries for __rel_iplt_start,
886 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
887
934b01dd
ILT		 8882009-11-03 Ian Lance Taylor <iant@google.com>
889
890 PR 10895
891 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
892 --msgid-bugs-address.
893 (install-pdf): New target.
894 (install-data_yes): Look up one directory to find mkinstalldirs.
895
03c1939b
L		 8962009-11-03 H.J. Lu <hongjiu.lu@intel.com>
897
898 * po/Make-in (.po.gmo): Don't generate .gmo files in source
899 tree.
900
ebd95253
DK		 9012009-10-30 Doug Kwan <dougkwan@google.com>
902
903 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
904
e9bbb538
DK		 9052009-10-30 Doug Kwan <dougkwan@google.com>
906
907 * arm.cc (Stub_addend_reader): New struct template definition
908 and partial specializations.
909 (Stub_addend_reader::operator()): New method definition for a
910 partially specialized template.
911
d5b40221
DK		 9122009-10-30 Doug Kwan <dougkwan@google.com>
913
914 * arm.cc (Arm_relobj::processor_specific_flags): New method
915 definition.
916 (Arm_relobj::do_read_symbols): New method declaration.
917 (Arm_relobj::processor_specific_flags_): New data member declaration.
918 (Arm_dynobj): New class definition.
919 (Target_arm::do_finalize_sections): Add input_objects parameter.
920 (Target_arm::do_adjust_elf_header): New method declaration.
921 (Target_arm::are_eabi_versions_compatible,
922 (Target_arm::merge_processor_specific_flags): New method declaration.
923 (Target_arm::do_make_elf_object): New overloaded method definitions
924 and declaration.
925 (Arm_relobj::do_read_symbols): New method definition.
926 (Arm_dynobj::do_read_symbols): Ditto.
927 (Target_arm::do_finalize_sections): Add input_objects parameters.
928 Merge processor-specific flags from all input objects.
929 (Target_arm::are_eabi_versions_compatible,
930 Target_arm::merge_processor_specific_flags,
931 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
932 New method definitions.
933 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
934 Input_objects pointer type parameter.
935 * layout.cc (Layout::finalize): Pass input objects to target's.
936 finalize_sections function.
937 * output.cc (Output_file_header::do_sized_write): Set ELF file
938 header's processor-specific flags.
939 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
940 Input_objects pointer type parameter.
941 * sparc.cc (Target_sparc::do_finalize_sections): Same.
942 * target.h (Input_objects): New forward class declaration.
943 (Target::processor_specific_flags,
944 Target::are_processor_specific_flags_sect): New method definitions.
945 (Target::finalize_sections): Add input_objects parameter.
946 (Target::Target): Initialize processor_specific_flags_ and
947 are_processor_specific_flags_set_.
948 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
949 parameter.
950 (Target::set_processor_specific_flags): New method definition.
951 (Target::processor_specific_flags_,
952 Target::are_processor_specific_flags_set_): New data member
953 declarations.
954 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
955 Input_objects pointer type parameter.
956
ebabffbd
DK		 9572009-10-30 Doug Kwan <dougkwan@google.com>
958
959 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
960
ad0f2072
ILT		 9612009-10-28 Ian Lance Taylor <iant@google.com>
962
963 * object.h (class Relobj): Drop options parameter from
964 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
965 do_scan_relocs, do_relocate. Change all callers.
966 (class Sized_relobj): Drop options parameters from
967 do_gc_process_relocs, do_scan_relocs, do_relocate,
968 do_relocate_sections, relocate_sections, emit_relocs_scan,
969 emit_relocs_scan_reltype. Change all callers.
970 (struct Relocate_info): Remove options field and all references to
971 it.
972 * reloc.h (class Read_relocs): Remove options constructor
973 parameter and options_ field. Change all callers.
974 (class Gc_process_relocs, class Scan_relocs): Likewise.
975 (class Relocate_task): Likewise.
976 * target-reloc.h (scan_relocs): Remove options parameter. Change
977 all callers.
978 (scan_relocatable_relocs): Likewise.
979 * target.h (class Sized_target): Remove options parameter from
980 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
981 all callers.
982 * gc.h (gc_process_relocs): Remove options parameter. Change all
983 callers.
984 * arm.cc: Update functions to remove options parameters.
985 * i386.cc: Likewise.
986 * powerpc.cc: Likewise.
987 * sparc.cc: Likewise.
988 * x86_64.cc: Likewise.
989 * testsuite/testfile.cc: Likewise.
990
8ffa3667
DK		 9912009-10-28 Doug Kwan <dougkwan@google.com>
992
993 * arm.cc (Arm_relobj): New class definition.
994 (Arm_relobj::scan_sections_for_stubs,
995 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
996 New method definitions.
997
40f36857
CC		 9982009-10-28 Cary Coutant <ccoutant@google.com>
999
1000 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1001 (Plugin::cleanup_done_): New member.
1002 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1003 (Plugin_manager::cleanup_done_): Remove.
1004 (Plugin_manager::add_input_file): Edit error message.
1005 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1006 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1007
2c849493
ILT		 10082009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1009
1010 * fileread.cc: (File_read::View::~View): Use the new
1011 data_ownership_ filed.
1012 (File_read::~File_read): Dispose the new whole_file_view_.
1013 (File_read::open): Mmap the whole file if needed.
1014 (File_read::open): Use whole_file_view_ instead of contents_.
1015 (File_read::find_view): Use whole_file_view_ if applicable.
1016 (File_read::do_read): Use whole_file_view_ instead of contents_.
1017 (File_read::make_view): Use whole_file_view_ instead of contents_,
1018 update File_read::View::View call.
1019 (File_read::find_or_make_view): Update File_read::View::View
1020 call.
1021 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1022 remove contents_
1023 (File_read::View::Data_ownership): New enum.
1024 (File_read::View::View): Replace bool mapped_ with Data_ownership
1025 argument.
1026 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1027 (File_read::View::data_ownership_): New field.
1028 (File_read::contents_): Remove (replaced by whole_file_view_).
1029 (File_read::whole_file_view_): New field.
1030 * options.h (class General_options): Add --keep-files-mapped.
1031
24998053
CC		 10322009-10-27 Cary Coutant <ccoutant@google.com>
1033
1034 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1035 * testsuite/Makefile.am (plugin_test_5): New test case.
1036 * testsuite/Makefile.in: Regenerate.
1037
72adc4fa
DK		 10382009-10-25 Doug Kwan <dougkwan@google.com>
1039
1040 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1041 from private to protected to allow access by child class.
1042 (Sized_relobj::do_relocate_sections): New method declaration.
1043 (Sized_relobj::relocate_sections): Virtualize.
1044 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1045 Sized_relobj::relocate_sections. Instantiate template explicitly
1046 for different target sizes and endianity.
1047
07f508a2
DK		 10482009-10-24 Doug Kwan <dougkwan@google.com>
1049
1050 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1051 (Arm_input_section::as_arm_input_section): New method.
1052 (Arm_output_section): New class definition.
1053 (Arm_output_section::create_stub_group,
1054 Arm_output_section::group_sections): New method definitions.
1055
10ad9fe5
DK		 10562009-10-22 Doug Kwan <dougkwan@google.com>
1057
1058 * arm.cc (Arm_input_section): New class definition.
1059 (Arm_input_section::init, Arm_input_section:do_write,
1060 Arm_input_section::set_final_data_size,
1061 Arm_input_section::do_reset_address_and_file_offset): New method
1062 definitions.
1063
56ee5e00
DK		 10642009-10-21 Doug Kwan <dougkwan@google.com>
1065
1066 * arm.cc (Stub_table, Arm_input_section): New forward class
1067 declarations.
1068 (Stub_table): New class defintion.
1069 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1070 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1071 New method definition.
1072
b569affa
DK		 10732009-10-21 Doug Kwan <dougkwan@google.com>
1074
1075 * arm.cc: Update copyright comments.
1076 (Target_arm): New forward class template declaration.
1077 (Arm_address): New type.
1078 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1079 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1080 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1081 constants.
1082 (Insn_template): Same.
1083 (DEF_STUBS): New macro.
1084 (Stub_type): New enum type.
1085 (Stub_template): New class definition.
1086 (Stub): Same.
1087 (Reloc_stub): Same.
1088 (Stub_factory): Same.
1089 (Target_arm::Target_arm): Initialize may_use_blx_ and
1090 should_force_pic_veneer_.
1091 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1092 Target_arm::should_force_pic_veneer,
1093 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1094 Target_arm::using_thumb_only, Target_arm:;default_target): New
1095 method defintions.
1096 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1097 New data member declarations.
1098 (Insn_template::size, Insn_template::alignment): New method defintions.
1099 (Stub_template::Stub_template): New method definition.
1100 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1101 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1102 (Stub_factory::Stub_factory): New method definition.
1103 * gold.h (string_hash): New template.
1104 * output.h (Input_section_specifier::hash_value): Use
1105 gold::string_hash.
1106 (Input_section_specifier::string_hash): Remove.
1107 * stringpool.cc (Stringpool_template::string_hash): Use
1108 gold::string_hash.
1109
6c172549
DK		 11102009-10-20 Doug Kwan <dougkwan@google.com>
1111
1112 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1113 symbols of relaxed input sections.
1114 * output.h (Output_section::find_relaxed_input_section): Make
1115 method public.
1116
c5617f2f
DK		 11172009-10-16 Doug Kwan <dougkwan@google.com>
1118
1119 * dynobj.cc (Versions::Versions): Initialize version_script_.
1120 Only insert base version symbol definition for a shared object
1121 if version script defines any version versions.
1122 (Versions::define_base_version): New method definition.
1123 (Versions::add_def): Check that base version is not needed.
1124 (Versions::add_need): Define base version lazily.
1125 * dynobj.h (Versions::define_base_version): New method declaration.
1126 (Versions::needs_base_version_): New data member declaration.
1127 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1128 (check_DATA): Add no_version_test.stdout.
1129 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1130 New make rules.
1131 * testsuite/Makefile.in: Regenerate.
1132 * testsuite/no_version_test.c: New file.
1133 * testsuite/no_version_test.sh: Ditto.
1134
3c12dcdb
DK		 11352009-10-16 Doug Kwan <dougkwan@google.com>
1136
1137 * expression.cc (class Segment_start_expression): New class definition.
1138 (Segment_start_expression::value): New method definition.
1139 (script_exp_function_segment_start): Return a new
1140 Segment_start_expression.
1141 * gold/script-c.h (script_saw_segment_start_expression): New function
1142 prototype.
1143 * script-sections.cc (Script_sections::Script_sections): Initialize
1144 SAW_SEGMENT_START_EXPRESSION_ to false.
1145 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1146 and -Tbbs options to specify section addresses if given in
1147 command line and no SEGMENT_START expression is seen in a script.
1148 * script-sections.h (Script_sections::saw_segment_start_expression,
1149 Script_sections::set_saw_segment_start_expression): New method
1150 definition.
1151 (Script_sections::saw_segment_start_expression_): New data member
1152 declaration.
1153 * script.cc (script_saw_segment_start_expression): New function.
1154 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1155 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1156 script_test_7.sh and script_test_8.sh.
1157 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1158 script_test_8.stdout.
1159 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1160 (script_test_6, script_test_6.stdout, script_test_7,
1161 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1162 * Makefile.in: Regenerate.
1163 * testsuite/script_test_6.sh: New file.
1164 * testsuite/script_test_6.t: Same.
1165 * testsuite/script_test_7.sh: Same.
1166 * testsuite/script_test_7.t: Same.
1167 * testsuite/script_test_8.sh: Same.
1168
64b1ae37
DK		 11692009-10-16 Doug Kwan <dougkwan@google.com>
1170
1171 * output.cc (Output_segment::set_section_list_address): Cast
1172 expressions to unsigned long long type to avoid format warnings.
1173
661be1e2
ILT		 11742009-10-15 Ian Lance Taylor <iant@google.com>
1175
12edd763 1176 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1177 dot assignment to script_sections_.
12edd763
ILT		 1178 * script-sections.cc (Script_sections::add_dot_assignment):
1179 Initialize if necessary.
1180
68b6574b
ILT		 1181 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1182 program headers with no load segment if there is a linker script.
1183
661be1e2
ILT		 1184 * layout.cc (Layout::set_segment_offsets): Align the file offset
1185 to the segment aligment for -N or -n with no load segment.
1186 * output.cc (Output_segment::add_output_section): Don't crash if
1187 the first section is a TLS section.
1188 (Output_segment::set_section_list_addresses): Print an error
1189 message if the address moves backward in a linker script.
1190 * script-sections.cc
1191 (Output_section_element_input::set_section_addresses): Don't
1192 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1193 (Orphan_output_section::set_section_addresses): Likewise.
1194
f15f61a7
DK		 11952009-10-15 Doug Kwan <dougkwan@google.com>
1196
1197 * layout.cc (Layout::finish_dynamic_section): Generate tags
1198 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1199 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1200 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1201
82bb573a
ILT		 12022009-10-14 Ian Lance Taylor <iant@google.com>
1203
1204 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1205 fields.
1206 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1207 data_shdr fields of relinfo.
1208 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1209 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1210 R_386_TLS_LDO_32, adjust based on section flags.
1211 (Target_i386::Relocate::fix_up_ldo): Remove.
1212
374ad285
ILT		 12132009-10-13 Ian Lance Taylor <iant@google.com>
1214
1215 Add support for -pie.
1216 * options.h (class General_options): Add -pie and
1217 --pic-executable.
1218 (General_options::output_is_position_independent): Test -pie.
1219 (General_options::output_is_executable): Return true if not shared
1220 and not relocatable.
1221 (General_options::output_is_pie): Remove.
1222 * options.cc (General_options::finalize): Reject incompatible uses
1223 of -pie.
1224 * gold.cc (queue_middle_tasks): A -pie link is not static.
1225 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1226 * symtab.cc (Symbol::final_value_is_known): Return false if
1227 output_is_position_independent.
1228 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1229 output_is_position_independent.
1230 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1231 output_is_position_independent.
1232 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1233 output_is_position_independent.
1234 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1235 two_file_pie_test.
1236 (basic_pie_test.o, basic_pie_test): New targets.
1237 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1238 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1239 (two_file_pie_test): New target.
1240 * testsuite/Makefile.in: Rebuild.
1241 * README: Remove note saying that -pie is not supported.
1242
c6585162
ILT		 12432009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1244
1245 * options.h (class General_options): Add -init and -fini.
1246 * layout.cc (Layout::finish_dynamic_section): Emit
1247 given init and fini functions.
1248
032ce4e9
ST		 12492009-10-13 Sriraman Tallam <tmsriram@google.com>
1250
1251 * gc.h (gc_process_relocs): Check if icf is enabled using new
1252 function.
1253 * gold.cc (queue_initial_tasks): Likewise.
1254 (queue_middle_tasks): Likewise.
1255 * object.cc (do_layout): Likewise.
1256 * symtab.cc (is_section_folded): Likewise.
1257 * main.cc (main): Likewise.
1258 * reloc.cc (Read_relocs::run): Likewise.
1259 (Sized_relobj::do_scan_relocs): Likewise.
1260 * icf.cc (is_function_ctor_or_dtor): New function.
1261 (Icf::find_identical_sections): Check if function is ctor or dtor when
1262 safe icf is chosen.
1263 * options.h (General_options::icf): Change option to be an enum.
1264 (Icf_status): New enum.
1265 (icf_enabled): New method.
1266 (icf_safe_folding): New method.
1267 (set_icf_status): New method.
1268 (icf_status_): New variable.
1269 * (options.cc) (General_options::finalize): Set icf_status_.
1270 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1271 icf_test and icf_keep_unique_test to use the --icf enum flag.
1272 * testsuite/icf_safe_test.sh: New file.
1273 * testsuite/icf_safe_test.cc: New file.
1274
f345227a
ST		 12752009-10-12 Sriraman Tallam <tmsriram@google.com>
1276
1277 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1278 includes to gc.h and icf.h.
1279 * arm.cc: Include gc.h.
1280 * gold.cc: Likewise.
1281 * i386.cc: Likewise.
1282 * powerpc.cc: Likewise.
1283 * sparc.cc: Likewise.
1284 * x86_64.cc: Likewise.
1285 * gc.h: Include icf.h.
1286
1c7814ed
ILT		 12872009-10-11 Ian Lance Taylor <iant@google.com>
1288
1289 * plugin.cc: Include "gold.h" before other header files.
1290
ae3b5189
CD		 12912009-10-10 Chris Demetriou <cgd@google.com>
1292
1293 * options.h (Input_file_argument::Input_file_type): New enum.
1294 (Input_file_argument::is_lib_): Replace with...
1295 (Input_file_argument::type_): New member.
1296 (Input_file_argument::Input_file_argument): Take Input_file_type
1297 'type' rather than boolean 'is_lib' as second argument.
1298 (Input_file_argument::is_lib): Use type_.
1299 (Input_file_argument::is_searched_file): New function.
1300 (Input_file_argument::may_need_search): Handle is_searched_file.
1301 * options.cc (General_options::parse_library): Support -l:filename.
1302 (General_options::parse_just_symbols): Update for Input_file_argument
1303 changes.
1304 (Command_line::process): Likewise.
1305 * archive.cc (Archive::get_file_and_offset): Likewise.
1306 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1307 * script.cc (read_script_file, script_add_file): Likewise.
1308 * fileread.cc (Input_file::Input_file): Likewise.
1309 (Input_file::will_search_for): Handle is_searched_file.
1310 (Input_file::open): Likewise.
1311 * readsyms.cc (Read_symbols::get_name): Likewise.
1312 * testsuite/Makefile.am (searched_file_test): New test.
1313 * testsuite/Makefile.in: Regenerate.
1314 * testsuite/searched_file_test.cc: New file.
1315 * testsuite/searched_file_test_lib.cc: New file.
1316
f3048a1d
ILT		 13172009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1318 Ian Lance Taylor <iant@google.com>
1319
1320 * descriptor.cc: Include <cstdio> and "binary-io.h".
1321 (Descriptors::open): Open the files in binary mode always.
1322 * script.cc (Lex::get_token): Treat \r as whitespace.
1323
d4780e57
ILT		 13242009-10-09 Ian Lance Taylor <iant@google.com>
1325
1326 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1327
d9a893b8
ILT		 13282009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1329 Ian Lance Taylor <iant@google.com>
1330
1331 * configure.ac: Check for readv function also.
1332 * fileread.cc (readv): Define if not HAVE_READV.
1333 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1334 does not exist.
1335 * config.in: Regenerate.
1336 * configure: Regenerate.
1337
c0a62865
DK		 13382009-10-09 Doug Kwan <dougkwan@google.com>
1339
1340 * layout.cc (Layout::make_output_section): Call target hook to make
1341 ordinary output section.
1342 (Layout::finalize): Adjust parameter list of call the
1343 Target::may_relax().
1344 * layout.h (class Layout::section_list): New method.
1345 * merge.h (Output_merge_base::entsize): Change visibility to public.
1346 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1347 New methods.
1348 (Output_merge_string::do_is_string): New method.
1349 * object.cc (Sized_relobj::do_setup): renamed from
1350 Sized_relobj::set_up.
1351 * object.h (Sized_relobj::adjust_shndx,
1352 Sized_relobj::initializ_input_to_output_maps,
1353 Sized_relobj::free_input_to_output_maps): Change visibilities to
1354 protected.
1355 (Sized_relobj::setup): Virtualize.
1356 (Sized_relobj::do_setup): New method declaration.
1357 (Sized_relobj::invalidate_section_offset,
1358 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1359 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1360 * options.cc (parse_int): New function.
1361 * options.h (parse_int): New declaration.
1362 (DEFINE_int): New macro.
1363 (stub_group_size): New option.
1364 * output.cc (Output_section::Output_section): Initialize memebers
1365 merge_section_map_, merge_section_by_properties_map_,
1366 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1367 (Output_section::add_input_section): Handled deferred code-fill
1368 generation and remove an old comment.
1369 (Output_section::add_relaxed_input_section): New method definition.
1370 (Output_section::add_merge_input_section): Use merge section by
1371 properties map to speed to search. Update merge section maps
1372 as appropriate.
1373 (Output_section::build_relaxation_map): New method definition.
1374 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1375 Same.
1376 (Output_section::relax_input_section): Renamed to
1377 Output_section::convert_input_sections_to_relaxed_sections and change
1378 interface to take a vector of pointers to relaxed sections.
1379 (Output_section::find_merge_section,
1380 Output_section::find_relaxed_input_section): New method definitions.
1381 (Output_section::is_input_address_mapped,
1382 Output_section::output_offset, Output_section::output_address):
1383 Use output section data maps to speed up searching.
1384 (Output_section::find_starting_output_address): Add comments.
1385 (Output_section::do_write,
1386 Output_section::write_to_postprocessing_buffer): Do code-fill
1387 generation as appropriate.
1388 (Output_section::get_input_sections): Invalidate relaxed input section
1389 map.
1390 (Output_section::restore_states): Adjust type of checkpoint .
1391 Invalidate relaxed input section map.
1392 * output.h (Output_merge_base): New class declaration.
1393 (Input_section_specifier): New class defintion.
1394 (class Output_relaxed_input_section) Change base class to
1395 Output_section_data_build.
1396 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1397 base class initializer.
1398 (Output_section::add_relaxed_input_section): New method declaration.
1399 (Output_section::Input_section): Change visibility to protected.
1400 (Output_section::Input_section::relobj,
1401 Output_section::Input_section::shndx): Handle relaxed input sections.
1402 Output_section::input_sections) Change visibility to protected. Also
1403 define overload to return a non-const pointer.
1404 (Output_section::Merge_section_properties): New class defintion.
1405 (Output_section::Merge_section_by_properties_map,
1406 Output_section::Output_section_data_by_input_section_map,
1407 Output_section::Relaxation_map): New types.
1408 (Output_section::relax_input_section): Rename method to
1409 Output_section::convert_input_sections_to_relaxed_sections and change
1410 interface to take a vector of relaxed section pointers.
1411 (Output_section::find_merge_section,
1412 Output_section::find_relaxed_input_section,
1413 Output_section::build_relaxation_map,
1414 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1415 New method declarations.
1416 (Output_section::merge_section_map_
1417 Output_section::merge_section_by_properties_map_,
1418 Output_section::relaxed_input_section_map_,
1419 Output_section::is_relaxed_input_section_map_valid_,
1420 Output_section::generate_code_fills_at_write_): New data members.
1421 * script-sections.cc
1422 (Output_section_element_input::set_section_addresses): Call
1423 current_data_size and addralign methods of relaxed input sections.
1424 (Orphan_output_section::set_section_addresses): Call current_data_size
1425 and addralign methods of relaxed input sections.
1426 * symtab.cc (Symbol_table::compute_final_value): Extract template
1427 from the body of Symbol_table::sized_finalize_symbol.
1428 (Symbol_table::sized_finalized_symbol): Call
1429 Symbol_table::compute_final_value.
1430 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1431 (Symbol_table::compute_final_value): New templated method declaration.
1432 * target.cc (Target::do_make_output_section): New method defintion.
1433 * target.h (Target::make_output_section): New method declaration.
1434 (Target::relax): Add more parameters for input objects, symbol table
1435 and layout. Adjust call to do_relax.
1436 (Target::do_make_output_section): New method declaration.
1437 (Target::do_relax): Add parameters for input objects, symbol table
1438 and layout.
1439
d446d6c4
ILT		 14402009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1441
1442 * pread.c: Include stdio.h.
1443
bc06c745
ILT		 14442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1445
1446 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1447 defined.
1448
75aea3d0
ILT		 14492009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1450
1451 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1452 Change read_shndx type to unsigned int.
1453 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1454 int.
1455 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1456 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1457 Change read_shndx type to unsigned int.
1458 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1459 int.
1460 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1461 * layout.cc (Layout::create_symtab_sections): Cast the result of
1462 local_symcount * symsize to off_t in the gold_assert.
1463
be8fcb75
ILT		 14642009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1465
1466 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1467 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1468 R_ARM_BASE_ABS.
1469 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1470 (Arm_relocate_functions::thm_abs5): New function.
1471 (Arm_relocate_functions::abs12): New function.
1472 (Arm_relocate_functions::abs16): New function.
1473 (Arm_relocate_functions::base_abs): New function.
1474 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1475 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1476 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1477 R_ARM_BASE_ABS.
1478 (Scan::global): Likewise.
1479 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1480 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1481 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1482 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1483 R_ARM_BASE_ABS.
1484
c2a122b6
ILT		 14852009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1486
1487 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1488 (Arm_relocate_functions::movt_prel): New function.
1489 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1490 (Arm_relocate_functions::thm_movt_prel): New function.
1491 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1492 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1493 (Scan::global, Relocate::relocate): Likewise.
1494 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1495
c4aa1e2d
ILT		 14962009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1497
1498 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1499 Incremental_checker.
1500 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1501 unsigned int.
1502 (class Incremental_inputs_header): New class.
1503 (Incremental_inputs_header_writer): Edit comment.
1504 (Incremental_inputs_entry): New class.
1505 (Incremental_inputs_entry_writer): Edit comment.
1506 (Sized_incremental_binary::do_find_incremental_inputs_section):
1507 Add *strtab_shndx parameter, fill it.
1508 (Sized_incremental_binary::do_check_inputs): New method.
1509 (Incremental_checker::can_incrementally_link_output_file): Use
1510 Sized_incremental_binary::check_inputs.
1511 (Incremental_inputs::report_command_line): Save command line in
1512 command_line_.
1513 * incremental.h:
1514 (Incremental_binary::find_incremental_inputs_section): New
1515 method.
1516 (Incremental_binary::do_find_incremental_inputs_section): Add
1517 strtab_shndx parameter.
1518 (Incremental_binary::do_check_inputs): New pure virtual method.
1519 (Sized_incremental_binary::do_check_inputs): Declare.
1520 (Incremental_checker::Incremental_checker): Add incremental_inputs
1521 parameter, use it to initialize incremental_inputs_.
1522 (Incremental_checker::incremental_inputs_): New field.
1523 (Incremental_checker::command_line): New method.
1524 (Incremental_checker::inputs): New method.
1525 (Incremental_checker::command_line_): New field.
1526
c549a694
ILT		 15272009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1528
1529 * incremental.cc: Include <cstdarg> and "target-select.h".
1530 (vexplain_no_incremental): New function.
1531 (explain_no_incremental): New function.
1532 (Incremental_binary::error): New method.
1533 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1534 method.
1535 (make_sized_incremental_binary): New function.
1536 (open_incremental_binary): New function.
1537 (can_incrementally_link_file): Add checks if output is ELF and has
1538 inputs section.
1539 * incremental.h: Include "elfcpp_file.h" and "output.h".
1540 (Incremental_binary): New class.
1541 (Sized_incremental_binary): New class.
1542 (open_incremental_binary): Declare.
1543 * object.cc (is_elf_object): Use
1544 elfcpp::Elf_recognizer::is_elf_file.
1545 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1546 * output.h (Output_file::filesize): New method.
1547
fd3c5f0b
ILT		 15482009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1549
1550 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1551 New function.
1552 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1553 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1554 function.
1555 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1556 function.
1557 (Arm_relocate_functions::movw_abs_nc): New function.
1558 (Arm_relocate_functions::movt_abs): New function.
1559 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1560 (Arm_relocate_functions::thm_movt_abs): New function.
1561 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1562 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1563 (Scan::global): Likewise.
1564 (Relocate::relocate): Likewise.
1565 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1566
7f5309a5
ILT		 15672009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1568
1569 * arm.cc (Arm_relocate_functions::got_prel) New function.
1570 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1571 (Relocate::relocate): Likewise.
1572 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1573
364c7fa5
ILT		 15742009-10-06 Ian Lance Taylor <iant@google.com>
1575
1576 * options.h (class General_options): Define
1577 split_stack_adjust_size parameter.
1578 * object.h (class Object): Add uses_split_stack_ and
1579 has_no_split_stack_ fields. Add uses_split_stack and
1580 has_no_split_stack accessor functions. Declare
1581 handle_split_stack_section.
1582 (class Reloc_symbol_changes): Define.
1583 (class Sized_relobj): Define Function_offsets. Declare
1584 split_stack_adjust, split_stack_adjust_reltype, and
1585 find_functions.
1586 * object.cc (Object::handle_split_stack_section): New function.
1587 (Sized_relobj::do_layout): Call handle_split_stack_section.
1588 * dynobj.cc (Sized_dynobj::do_layout): Call
1589 handle_split_stack_section.
1590 * reloc.cc (Sized_relobj::relocate_sections): Call
1591 split_stack_adjust for executable sections in split_stack
1592 objects. Pass reloc_map to relocate_section.
1593 (Sized_relobj::split_stack_adjust): New function.
1594 (Sized_relobj::split_stack_adjust_reltype): New function.
1595 (Sized_relobj::find_functions): New function.
1596 * target-reloc.h: Include "object.h".
1597 (relocate_section): Add reloc_symbol_changes parameter. Change
1598 all callers.
1599 * target.h (class Target): Add calls_non_split method. Declare
1600 do_calls_non_split virtual method. Declare match_view and
1601 set_view_to_nop.
1602 * target.cc: Include "elfcpp.h".
1603 (Target::do_calls_non_split): New function.
1604 (Target::match_view): New function.
1605 (Target::set_view_to_nop): New function.
1606 * gold.cc (queue_middle_tasks): Give an error if mixing
1607 split-stack and non-split-stack objects with -r.
1608 * i386.cc (Target_i386::relocate_section): Add
1609 reloc_symbol_changes parameter.
1610 (Target_i386::do_calls_non_split): New function.
1611 * x86_64.cc (Target_x86_64::relocate_section): Add
1612 reloc_symbol_changes parameter.
1613 (Target_x86_64::do_calls_non_split): New function.
1614 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1615 parameter.
1616 * powerpc.cc (Target_powerpc::relocate_section): Add
1617 reloc_symbol_changes parameter.
1618 * sparc.cc (Target_sparc::relocate_section): Add
1619 reloc_symbol_changes parameter.
1620 * configure.ac: Call AM_CONDITIONAL for the default target.
1621 * configure: Rebuild.
1622 * testsuite/Makefile.am (TEST_AS): New variable.
1623 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1624 (check_DATA): Add split_i386 and split_x86_64 files.
1625 (SPLIT_DEFSYMS): Define.
1626 (split_i386_[1234n].o): New targets.
1627 (split_i386_[124]): New targets.
1628 (split_i386_[1234r].stdout): New targets.
1629 (split_x86_64_[1234n].o): New targets.
1630 (split_x86_64_[124]): New targets.
1631 (split_x86_64_[1234r].stdout): New targets.
1632 (MOSTLYCLEANFILES): Add new executables.
1633 * testsuite/split_i386.sh: New file.
1634 * testsuite/split_x86_64.sh: New file.
1635 * testsuite/split_i386_1.s: New file.
1636 * testsuite/split_i386_2.s: New file.
1637 * testsuite/split_i386_3.s: New file.
1638 * testsuite/split_i386_4.s: New file.
1639 * testsuite/split_i386_n.s: New file.
1640 * testsuite/split_x86_64_1.s: New file.
1641 * testsuite/split_x86_64_2.s: New file.
1642 * testsuite/split_x86_64_3.s: New file.
1643 * testsuite/split_x86_64_4.s: New file.
1644 * testsuite/split_x86_64_n.s: New file.
1645 * testsuite/testfile.cc (Target_test): Update relocation_section
1646 function.
1647 * testsuite/Makefile.in: Rebuild.
1648
e8a9fcda
ILT		 16492009-10-06 Ian Lance Taylor <iant@google.com>
1650
1651 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1652 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1653 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1654 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1655 the address on ldo_addrs_.
1656 (Target_i386::Relocate::fix_up_ldo): New function.
1657
e99daf92
ILT		 16582009-10-06 Rafael Espindola <espindola@google.com>
1659
1660 * plugin.cc (add_input_library): New.
1661 (Plugin::load): Add add_input_library to tv.
1662 (Plugin_manager::add_input_file): Add the is_lib argument.
1663 (add_input_file): Update call to Plugin_manager::add_input_file.
1664 (add_input_library): New.
1665 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1666
966d4097
DK		 16672009-09-30 Doug Kwan <dougkwan@google.com>
1668
1669 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1670 symbol and call Symbol::may_need_copy_reloc to determine if
1671 a copy reloc is needed.
1672 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1673 nocopyreloc is given in command line.
1674 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1675 given in command line.
1676 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1677 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1678 of the removed Target_i386::may_need_copy_reloc.
1679 * options.h (copyreloc): New option with default value false.
1680 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1681 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1682 instead of the removed Target_powerpc::may_need_copy_reloc.
1683 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1684 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1685 instead of the removed Target_sparc::may_need_copy_reloc.
1686 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1687 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1688 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1689 instead of the removed Target_x86_64::may_need_copy_reloc.
1690
029ba973
ILT		 16912009-09-30 Ian Lance Taylor <iant@google.com>
1692
1693 * object.h (class Object): Remove target_ field, and target,
1694 sized_target, and set_target methods.
1695 (Object::sized_target): Remove.
1696 (class Sized_relobj): Update declarations. Remove sized_target.
1697 * object.cc (Sized_relobj::setup): Remove target parameter.
1698 Change all callers.
1699 (Input_objects::add_object): Don't do anything with the target.
1700 (make_elf_sized_object): Add punconfigured parameter. Change all
1701 callers. Set or test parameter target.
1702 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1703 Change all callers.
1704 * parameters.cc (Parameters::set_target): Change parameter type to
1705 be non-const.
1706 (Parameters::default_target): Remove.
1707 (set_parameters_target): Change parameter type to be non-const.
1708 (parameters_force_valid_target): New function.
1709 (parameters_clear_target): New function.
1710 * parameters.h (class Parameters): Update declarations. Remove
1711 default_target method. Add sized_target and clear_target
1712 methods. Change target_ to be non-const.
1713 (set_parameters_target): Update declaration.
1714 (parameters_force_valid_target): Declare.
1715 (parameters_clear_target): Declare.
1716 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1717 as NULL if we aren't searching.
1718 (Add_symbols::run): Don't check for compatible target.
1719 * fileread.cc (Input_file::open_binary): Call
1720 parameters_force_valid_target.
1721 * gold.cc (queue_middle_tasks): Likewise.
1722 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1723 set_target on object.
1724 * dynobj.h (class Sized_dynobj): Update declarations.
1725 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1726 make_elf_object returns NULL.
1727 (Archive::include_member): Don't check whether object target is
1728 compatible.
1729 * output.cc (Output_section::add_input_section): Get target from
1730 parameters.
1731 (Output_section::relax_input_section): Likewise.
1732 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1733 parameters.
1734 (Sized_relobj::do_scan_relocs): Likewise.
1735 (Sized_relobj::relocate_sections): Likewise.
1736 * resolve.cc (Symbol_table::resolve): Likewise.
1737 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1738 parameter. Change all callers.
1739 (Symbol_table::add_from_object): Get target from parameters.
1740 (Symbol_table::add_from_relobj): Don't check object target.
1741 (Symbol_table::add_from_dynobj): Likewise.
1742 (Symbol_table::define_special_symbol): Get target from
1743 parameters.
1744 * symtab.h (class Symbol_table): Update declaration.
1745 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1746 parameter. Change all callers. Clear parameter target.
1747 (Binary_test): Test target here.
1748 * testsuite/object_unittest.cc (gold_testsuite): Remove
1749 target_test_pointer parameter. Change all callers.
1750 (Object_test): Test target here.
1751
a6a22b83
ILT		 17522009-09-26 Ian Lance Taylor <iant@google.com>
1753
1754 * testsuite/initpri1.c: Don't try to use constructor priorities if
1755 compiling with gcc before 4.3.
1756
6a8f49fe
ILT		 17572009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1758
1759 * testsuite/retain_symbols_file_test.sh (check_present): Change
1760 output file name to retain_symbols_file_test.stdout.
1761 (check_absent): Likewise.
1762
8c604651
CS		 17632009-09-18 Craig Silverstein <csilvers@google.com>
1764
1765 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1766 * options.cc: Include <cerrno> and <fstream>.
1767 (General_options::finalize): Parse -retain-symbols-file tag.
1768 * options.h: New flag.
1769 (General_options): New method should_retain_symbol, new
1770 variable symbols_to_retain.
1771 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1772 should_retain_symbol map.
1773 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1774 * testsuite/Makefile.in: Regenerate.
1775 * testsuite/retain_symbols_file_test.sh: New file.
1776
ca58b19f
NC		 17772009-09-18 Nick Clifton <nickc@redhat.com>
1778
1779 * po/es.po: Updated Spanish translation.
1780
20e6d0d6
DK		 17812009-09-17 Doug Kwan <dougkwan@google.com>
1782
1783 * debug.h (DEBUG_RELAXATION): New constant.
1784 (DEBUG_ALL): Add DEBUG_RELAXATION.
1785 (debug_string_to_enum): Add relaxation debug option.
1786 * layout.cc
1787 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1788 Layout::Relaxation_debug_check::read_sections,
1789 Layout::Relaxation_debug_check::read_sections): New method definitions.
1790 (Layout::Layout): Initialize data members
1791 record_output_section_data_from_scrips_,
1792 script_output_section_data_list_ and relaxation_debug_check_.
1793 (Layout::save_segments, Layout::restore_segments,
1794 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1795 Layout::relaxation_loop_body): New method definitions.
1796 (Layout::finalize): Support relaxation. Move section layout code to
1797 Layout::relaxation_loop_body.
1798 (Layout::set_asection_address_from_script): Move code for orphan
1799 section placement out.
1800 (Layout::place_orphan_sections_in_script): New method definition.
1801 * layout.h (Output_segment_headers, Output_file_header):
1802 New forward class declarations.
1803 (Layout::~Layout): Define.
1804 (Layout::new_output_section_data_from_script): New method definition.
1805 (Layout::place_orphan_sections_in_script): New method declaration.
1806 (Layout::Segment_states): New type declaration.
1807 (Layout::save_segments, Layout::restore_segments,
1808 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1809 Layout::relaxation_loop_body): New method declarations.
1810 (Layout::Output_section_data_list): New type declaration.
1811 (Layout::Relaxation_debug_check): New class definition.
1812 (Layout::record_output_section_data_from_script_,
1813 Layout::script_output_section_data_list_, Layout::segment_states_,
1814 Layout::relaxation_debug_check_): New data members.
1815 * output.cc: (Output_section_headers::do_size): New method definition.
1816 (Output_section_headers::Output_section_headers): Move size
1817 computation to Output_section_headers::do_size.
1818 (Output_segment_headers::do_size): New method definition.
1819 (Output_file_header::Output_file_header): Move size computation to
1820 Output_file_header::do_size and call it.
1821 (Output_file_header::do_size): New method definition.
1822 (Output_data_group::Output_data_group): Adjust call to
1823 Output_section_data.
1824 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1825 (Output_symtab_xindex::do_write): Add array bound check.
1826 (Output_section::Input_section::print_to_mapfile): Handle
1827 RELAXED_INPUT_SECTION_CODE.
1828 (Output_section::Output_section): Initialize data member checkpoint_.
1829 (Output_section::~Output_section): Delete checkpoint object pointed
1830 by checkpoint_.
1831 (Output_section::add_input_section): Always add an Input_section if
1832 relaxing.
1833 (Output_section::add_merge_input_section): Add assert.
1834 (Output_section::relax_input_section): New method definition.
1835 (Output_section::set_final_data_size): Set load address to zero for
1836 an unallocated section.
1837 (Output_section::do_address_and_file_offset_have_reset_values):
1838 New method definition.
1839 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1840 Handle relaxed input section.
1841 (Output_section::sort_attached_input_sections): Checkpoint input
1842 section list lazily.
1843 (Output_section::get_input_sections): Change type of input_sections to
1844 list of Simple_input_section pointers. Checkpoint input section list
1845 lazily. Also handle relaxed input sections.
1846 (Output_section::add_input_section_for_script): Take a reference to
1847 a Simple_input_section object instead of Relobj pointer and section
1848 index as parameter. Handle relaxed input sections.
1849 (Output_section::save_states, Output_section::restore_states): New
1850 method definitions.
1851 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1852 (Output_data::is_data_size_fixed): New method definition.
1853 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1854 if it is fixed.
1855 (Output_data::address_and_file_offset_have_reset_values): New method
1856 definition.
1857 (Output_data::do_address_and_file_offset_have_reset_values): New method
1858 definition.
1859 (Output_data::set_data_size): Check that data size is not fixed.
1860 (Output_data::fix_data_size): New method definition.
1861 (Output_data::is_data_size_fixed_): New data member.
1862 (Output_section_headers::set_final_data_size): New method definition.
1863 (Output_section_headers::do_size): New method declaration.
1864 (Output_segment_headers::set_final_data_size): New method definition.
1865 (Output_segment_headers::do_size): New method declaration.
1866 (Output_file_header::set_final_data_size)::New method definition.
1867 (Output_file_header::do_size)::New method declaration.
1868 (Output_section_data::Output_section_data): Add new parameter
1869 is_data_size_fixed and use it to fix data size.
1870 (Output_data_const::Output_data_const): Adjust call to base class
1871 constructor and fix data size.
1872 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1873 base class constructor and fix data size.
1874 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1875 base class constructor and fix data size.
1876 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1877 class constructor and fix data size.
1878 (Output_data_group::set_final_data_size): New method definition.
1879 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1880 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1881 class constructor and fix data size.
1882 (Output_relaxed_input_section): New class definition.
1883 (Output_section::Simple_input_section): New class definition.
1884 (Output_section::get_input_sections): Adjust parameter list.
1885 (Output_section::add_input_section_for_script): Same.
1886 (Output_section::save_states, Output_section::restore_states,
1887 Output_section::do_address_and_file_offset_have_reset_values,
1888 (Output_section::Input_section::Input_section): Handle
1889 RELAXED_INPUT_SECTION_CODE. Add new overload for
1890 Output_relaxed_input_section.
1891 (Output_section::Input_section::is_input_section,
1892 Output_section::Input_section::set_output_section): Handle relaxed
1893 input section.
1894 (Output_section::Input_section::is_relaxed_input_section,
1895 Output_section::Input_section::output_section_data,
1896 Output_section::Input_section::relaxed_input_section): New method
1897 definitions.
1898 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1899 value.
1900 (Output_section::Input_section::u1_): Update comments.
1901 (Output_section::Input_section::u2_): Add new union member poris.
1902 (Output_section::Checkpoint_output_section): New classs definition.
1903 (Output_section::relax_input_section): New method declaration.
1904 (Output_section::checkpoint_): New data member.
1905 (Output_segment): Update comments.
1906 (Output_segment::Output_segment): Un-privatize copy constructor.
1907 (Output_segment::operator=): Un-privatize.
1908 * script-sections.cc (Output_section_element::Input_section_list):
1909 Change element type to Output_section::Simple_input_section.
1910 (Output_section_element_dot_assignment::set_section_addresses):
1911 Register output section data for relaxation clean up.
1912 (Output_data_exression::Output_data_expression): Adjust call to base
1913 constructor to fix data size.
1914 (Output_section_element_data::set_section_addresses): Register
1915 Output_data_expression object for relaxation clean up.
1916 (struct Input_section_info): Replace Relobj pointer and section index
1917 pair with Output_section::Simple_input_section and Convert struct to a
1918 class.
1919 (Input_section_sorter::operator()): Adjust access to
1920 Input_section_info data member to use accessors.
1921 (Output_section_element_input::set_section_addresses): Use layout
1922 parameter. Adjust code to use Output_section::Simple_input_section
1923 and Input_secction_info classes. Register filler for relaxation
1924 clean up.
1925 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1926 and section index pair with Output_section::Simple_input_section
1927 class. Adjust code accordingly.
1928 (Phdrs_element::release_segment): New method definition.
1929 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1930 segment list.
1931 (Script_sections::release_segments): New method definition.
1932 * gold/script-sections.h (Script_sections::release_segments): New
1933 method declaration.
1934 * gold/target.h (Target::may_relax, Target::relax,
1935 Target::do_may_relax, Target::do_relax): New method definitions.
1936
5e445df6
ILT		 19372009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1938
1939 * arm.cc (has_signed_unsigned_overflow): New function.
1940 (Arm_relocate_functions::abs8): New function.
1941 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1942 (Target_arm::Scan::global): Likewise.
1943 (Target_arm::relocate::relocate): Likewise.
1944 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1945 Likewise.
1946
8c604651 19472009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1948
1949 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1950 * testsuite/Makefile.in: Regenerate.
1951
1e9cc1c2
NC		 19522009-09-11 Nick Clifton <nickc@redhat.com>
1953
1954 * po/gold.pot: Updated by the Translation project.
1955
6a89f575
CC		 19562009-09-08 Cary Coutant <ccoutant@google.com>
1957
1958 * output.cc (Output_file::open): Add execute permission to empty file.
1959 * testsuite/Makefile.am (permission_test): New test.
1960 * testsuite/Makefile.in: Regenerate.
1961
fdcac5af
ILT		 19622009-09-02 Ian Lance Taylor <iant@google.com>
1963
1964 * output.cc (Output_file::resize): Call map_no_anonymous rather
1965 than map.
1966
44453f85
ILT		 19672009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1968
1969 * gold.cc: Include "incremental.h".
1970 (queue_initial_tasks): Call Incremental_checker methods.
1971 * incremental.cc: Include "output.h".
1972 (Incremental_checker::can_incrementally_link_output_file): New
1973 method.
1974 * incremental.h (Incremental_checker): New class.
1975
1976 * output.cc (Output_file::open_for_modification): New method.
1977 (Output_file::map_anonymous): Changed return type to bool. Record
1978 map in base_ field.
1979 (Output_file::map_no_anonymous): New method, broken out of map.
1980 (Output_file::map): Use map_no_anonymous and map_anonymous.
1981 * output.h (class Output_file): Update declarations.
1982
293c1386
CC		 19832009-08-24 Cary Coutant <ccoutant@google.com>
1984
1985 * options.h (Command_line::Pre_options): New class.
1986 (Command_line::pre_options): New member.
1987 * options.cc (gold::options::ready_to_register): New variable.
1988 (One_option::register_option): Do nothing if not registering options.
1989 Assert if same short option registered twice.
1990 (General_options::General_options): Turn off option registration when
1991 done constructing.
1992 (Command_line::Pre_options::Pre_options): New constructor.
1993
f773f3d2
CC		 19942009-08-24 Cary Coutant <ccoutant@google.com>
1995
06a73cfe
CC		 1996 * options.h (General_options::no_keep_memory): Remove incorrect
1997 short option.
f773f3d2 1998
a15af8e2
RW		 19992009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2000
2001 * Makefile.am (am__skiplex, am__skipyacc): New.
2002 * Makefile.in: Regenerate.
2003
c462b41b
RW		 20042009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2005
14ec8efd
RW		 2006 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2007 (INCLUDES): ... this.
2008 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2009 (AM_CPPFLAGS): Renamed from ...
2010 (INCLUDE): ... this.
2011 * Makefile.in, testsuite/Makefile.in: Regenerate.
2012
81ecdfbb
RW		 2013 * Makefile.in: Regenerate.
2014 * aclocal.m4: Likewise.
2015 * config.in: Likewise.
2016 * configure: Likewise.
2017 * testsuite/Makefile.in: Likewise.
2018
c462b41b
RW		 2019 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2020 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2021 * Makefile.in: Regenerate.
2022 * testsuite/Makefile.in: Regenerate.
2023
2da73f13
CC		 20242009-08-19 Cary Coutant <ccoutant@google.com>
2025
2026 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2027 symbols in shared libraries overridden by hidden or internal symbols
2028 in the main program.
2029
2db70501
CD		 20302009-08-19 Chris Demetriou <cgd@google.com>
2031
2032 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2033 checking source file names in error messages.
2034
f733487b
DK		 20352009-08-18 Doug Kwan <dougkwan@google.com>
2036
2037 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2038 an elcpp::Ehdr as parameter. Adjust call to set_target.
2039 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2040 an elfcpp::Ehdr as parameter.
2041 * object.cc (Object::set_target): Remove the version that looks up
2042 a target and sets it.
2043 (Sized_relobj::setup): Take a Target object instead of
2044 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2045 (make_elf_sized_object): Find target and ask target to
2046 make an ELF object.
2047 * object.h: (Object::set_target): Remove the version that looks up
2048 a target and sets it.
2049 (Sized_relobj::setup): Take a Target object instead of
2050 an elfcpp:Ehdr as parameter.
2051 * target.cc: Include dynobj.h.
2052 (Target::do_make_elf_object_implementation): New.
2053 (Target::do_make_elf_object): New.
2054 * target.h (Target::make_elf_object): New template declaration.
2055 (Target::do_make_elf_object): New method declarations.
2056 (Target::do_make_elf_object_implementation): New template declaration.
2057
cc70f101
ILT		 20582009-08-14 Ian Lance Taylor <iant@google.com>
2059
2060 * gold.h (FUNCTION_NAME): Define.
2061 (gold_unreachable): Use FUNCTION_NAME.
2062
ef5e0cb1
ST		 20632009-08-12 Sriraman Tallam <tmsriram@google.com>
2064
2065 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2066 symbol in the --keep-unique list is not found.
2067
48c187ce
ST		 20682009-08-12 Sriraman Tallam <tmsriram@google.com>
2069
2070 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2071 been maked as --keep-unique.
2072 (Icf::unfold_section): New function.
2073 * icf.h (Icf::unfold_section): New function.
2074 * options.h (General_options::keep_unique): New option.
2075 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2076 * testsuite/Makefile.in: Regenerate.
2077 * testsuite/icf_keep_unique_test.sh: New file.
2078 * testsuite/icf_keep_unique_test.cc: New file.
2079
645afe0c
CC		 20802009-08-12 Cary Coutant <ccoutant@google.com>
2081
2082 PR 10471
2083 * resolve.cc (Symbol_table::resolve): Check for references from
2084 dynamic objects to hidden and internal symbols.
2085 * testsuite/Makefile.am (hidden_test.sh): New test.
2086 * testsuite/Makefile.in: Regenerate.
2087 * testsuite/hidden_test.sh: New script.
2088 * testsuite/hidden_test_1.c: New test source.
2089 * testsuite/hidden_test_main.c: New test source.
2090
11af873f
DK		 20912009-08-11 Doug Kwan <dougkwan@google.com>
2092
2093 * arm.cc: Update comments.
2094 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2095 segment to locate the .ARM.exidx section if present.
2096
b9f7d72d
DK		 20972009-08-09 Doug Kwan <dougkwan@google.com>
2098
2099 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2100 patch.
2101
ddd3c53c
ST		 21022009-08-07 Sriraman Tallam <tmsriram@google.com>
2103 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2104 compiler warnings.
2105
27721062
ST		 21062009-08-06 Sriraman Tallam <tmsriram@google.com>
2107
2108 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2109 valid tls_segment only for non-debug-section relocations.
2110 * testsuite/Makefile.am: Add gc_tls_test.
2111 * testsuite/Makefile.in: Regenerate.
2112 * testsuite/gc_tls_test.cc: New file.
2113 * testsuite/gc_tls_test.sh: New file.
2114
ef15dade
ST		 21152009-08-05 Sriraman Tallam <tmsriram@google.com>
2116
2117 * icf.cc: New file.
2118 * icf.h: New file.
2119 * Makefile.am (CCFILES): Add icf.cc.
2120 (HFILES): Add icf.h
2121 * Makefile.in: Regenerate.
2122 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2123 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2124 section, symbol and addend information for the relocs.
2125 * gold.cc (queue_middle_tasks): Call identical code folding.
2126 * gold.h: Add defines for multimap.
2127 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2128 to the call of finalize_local_symbols.
2129 * main.cc (main): Create object of class Icf.
2130 * object.cc (Sized_relobj::do_layout): Allow this function to be
2131 called twice during icf.
2132 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2133 to sections marked as identical by icf.
2134 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2135 when available.
2136 (Sized_relobj::do_section_entsize): New function.
2137 * object.h (Object::section_entsize): New function.
2138 (Object::do_section_entsize): New pure virtual function.
2139 (Relobj::finalize_local_symbols): Add new parameter.
2140 (Relobj::do_section_entsize): New function.
2141 * options.h (General_options::icf): New option.
2142 (General_options::icf_iterations): New option.
2143 (General_options::print_icf_sections): New option.
2144 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2145 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2146 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2147 icf.
2148 * symtab.cc (Symbol_table::is_section_folded): New function.
2149 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2150 to sections marked as identical by icf.
2151 * symtab.h (Symbol_table::set_icf): New function.
2152 (Symbol_table::icf): New function.
2153 (Symbol_table::is_section_folded): New function.
2154 (Symbol_table::icf_): New data member.
2155 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2156 * testsuite/Makefile.am: Add commands to build icf_test.
2157 * testsuite/Makefile.in: Regenerate.
2158 * testsuite/icf_test.sh: New file.
2159 * testsuite/icf_test.cc: New file.
2160
c3b65ac4
CD		 21612009-07-24 Chris Demetriou <cgd@google.com>
2162
2163 * layout.cc (is_compressible_debug_section): Fix incorrect
2164 comment about compressed section names.
2165
1caf2c51
ILT		 21662009-07-20 Ian Lance Taylor <ian@airs.com>
2167
2168 PR 10419
2169 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2170
1ef4d87f
ILT		 21712009-07-16 Ian Lance Taylor <iant@google.com>
2172
2173 PR 10400
2174 * layout.h: #include <map>.
2175 (class Kept_section): Change from struct to class. Add accessors
2176 and setters. Add section size to Comdat_group mapping. Change
2177 Comdat_group to std::map. Add is_comdat_ field. Add
2178 linkonce_size field in union.
2179 (class Layout): Update declaration of find_or_add_kept_section.
2180 Don't declare find_kept_object.
2181 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2182 parameter. Add object, shndx, is_comdat, and is_group_name
2183 parameters. Change all callers. Adjust for new Kept_section.
2184 (Layout::find_kept_object): Remove.
2185 * object.cc (Sized_relobj::include_section_group): Update use of
2186 Kept_section. Rename secnum to shndx. Only record
2187 Kept_comdat_section if sections are the same size.
2188 (Sized_relobj::include_linkonce_section): Update use of
2189 Kept_section. Only record Kept_comdat_section if sections are the
2190 same size. Set size of linkonce section.
2191 (Sized_relobj::map_to_kept_section): Update call to
2192 get_kept_comdat_section.
2193 * object.h (class Sized_relobj): Rename fields in
2194 Kept_comdat_section to drop trailing underscores; change object
2195 field to Relobj*. Change Kept_comdat_section_table to store
2196 struct rather than pointer.
2197 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2198 Add kept_object and kept_shndx parameters. Change all callers.
2199 (Sized_relobj::get_kept_comdat_section): Change return type to
2200 bool. Add kept_object and kept_shndx parameters. Change all
2201 callers.
2202 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2203 Layout::find_or_add_kept_section.
2204
37c3b7b0
ILT		 22052009-07-09 Ian Lance Taylor <iant@google.com>
2206
2207 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2208 Reserve space in the hash table.
2209
98fa85cb
ILT		 22102009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2211
2212 * fileread.cc (File_read::get_mtime): New method.
2213 * fileread.h (Timespec): New structure.
2214 (File_read::get_mtime): New method.
2215 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2216 Renamed from timestamp_nsec.
2217 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2218 Elf_Xword.
2219 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2220 timestamp_nsec.
2221 (Incremental_inputs::report_archive): Save mtime; style fix.
2222 (Incremental_inputs::report_obejct): Save mtime; style fix.
2223 (Incremental_inputs::report_script): Save mtime; style fix.
2224 (Incremental_inputs::finalize_inputs): Style fix.
2225 (Incremental_inputs::finalize): Style fix.
2226 (Incremental_inputs::create_input_section_data): Store inputs
2227 mtime.
2228 * incremental.h (Incremental_inputs::report_script): Add mtime
2229 argument.
2230 (Incremental_inputs::Input_info::Input_info): Intialize only one
2231 union member.
2232 (Incremental_inputs::Input_info::archive): Move to nameless
2233 union.
2234 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2235 (Incremental_inputs::Input_info::script): Move to nameless union.
2236 (Incremental_inputs::mtime): New field.
2237 * script.cc (read_input_script): Pass file mtime to
2238 Incremental_input.
2239 * script.h (Script_info::inputs): Style fix.
2240
c9d70757
ILT		 22412009-07-01 Ian Lance Taylor <ian@airs.com>
2242
2243 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2244 instead of 32.
2245
9c547ec3
ILT		 22462009-06-24 Ian Lance Taylor <iant@google.com>
2247
2248 PR 10156
2249 * layout.cc (Layout::choose_output_section): If we find an
2250 existing section, update the flags.
2251 (Layout::create_notes): New function, broken out of
2252 Layout::finalize.
2253 (Layout::finalize): Don't create note sections.
2254 (Layout::create_note): Don't crash if linker script discards
2255 section.
2256 (Layout::create_gold_note): Likewise.
2257 (Layout::create_build_id): Likewise. Don't set
2258 after_input_sections on the section.
2259 (Layout::create_executable_stack_info): Remove target parameter.
2260 Change caller.
2261 * layout.h (class Layout): Declare create_notes. Update
2262 declaration of create_executable_stack_info.
2263 * gold.cc (queue_middle_tasks): Call create_notes.
2264 * output.cc (Output_section::update_flags_for_input_section): Move
2265 here from output.h. If SHF_ALLOC flag is newly set, mark address
2266 invalid.
2267 * output.h (Output_data::mark_address_invalid): New function.
2268 (class Output_section): Only declare, not define,
2269 update_flags_for_input_section. Remove set_flags.
2270
55458500
ILT		 22712009-06-24 Ian Lance Taylor <iant@google.com>
2272
2273 * script-sections.cc (Output_section_definition::
2274 set_section_addresses): Rename shadowing local load_address to
2275 laddr.
2276
1307d6cd
ILT		 22772009-06-24 Ian Lance Taylor <iant@google.com>
2278
2279 PR 10244
2280 * reloc.cc (relocate_sections): Skip empty relocation sections.
2281
ec3f783e
ILT		 22822009-06-23 Ian Lance Taylor <iant@google.com>
2283
2284 PR 10156
2285 * layout.cc (Layout::create_note): Use choose_output_section
2286 rather than make_output_section.
2287
459c9f1c
ILT		 22882009-06-23 Ian Lance Taylor <iant@google.com>
2289
2290 PR 10237
2291 * options.cc (General_options::parse_V): Set printed_version_.
2292 (General_options::General_options): Initialize printed_version_.
2293 * options.h (class General_options): Add printed_version_ field.
2294 * gold.cc (queue_initial_tasks): If there are no input files,
2295 don't give a fatal error if we printed the version information.
2296 (queue_middle_tasks): If using -r with a shared object, give a
2297 fatal error rather than an ordinary error.
2298
1518dc8f
ILT		 22992009-06-23 Ian Lance Taylor <iant@google.com>
2300
2301 PR 10219
2302 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2303 (Layout::make_output_section): Set have_stabstr_section_ if we see
2304 a .stab*str section.
2305 (Layout::finalize): Call link_stabs_sections.
2306 (Layout::link_stabs_sections): New file.
2307 * layout.h (class Layout): Add have_stabstr_section_ field.
2308 Declare link_stabs_sections.
2309
3d857b98
DK		 23102009-06-23 Doug Kwan <dougkwan@google.com>
2311
2312 * Makefile.am (libgold_a_LIBADD): New.
2313 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2314 * Makefile.in: Regenerate.
2315 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2316 * configure: Regenerate.
2317 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2318 * fileread.cc: Include sys/state.h
2319 * gold.h: Declare memmem and strndup if found missing.
2320 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2321
0639a6f6
ILT		 23222009-06-23 Ian Lance Taylor <iant@google.com>
2323
2324 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2325 * configure: Rebuild.
2326
8d63875c
ILT		 23272009-06-23 Ian Lance Taylor <iant@google.com>
2328
2329 PR 10147
2330 * object.cc (Object::section_contents): Don't try to get a view if
2331 the section has length zero.
2332 (Object::handle_gnu_warning_section): If the section is empty, use
2333 the name of the section as the warning.
2334
f7c8a183
ILT		 23352009-06-23 Ian Lance Taylor <iant@google.com>
2336
2337 PR 10133
2338 * stringpool.h (class Stringpool_template): Add optimize_ field.
2339 (Stringpool_template::set_optimize): New function.
2340 * stringpool.cc (Stringpool_template::Stringpool_template):
2341 Initialize optimize_ field.
2342 (Stringpool_template::set_string_offsets): Test local optimize
2343 fild rather than parameter.
2344 * layout.cc (Layout::Layout): Call set_optimize on the section
2345 name stringpool.
2346
e6a307ba
ILT		 23472009-06-22 Ian Lance Taylor <iant@google.com>
2348
2349 PR 10030
2350 * yyscript.y: Parse TARGET.
2351 * script.cc (script_set_target): New function.
2352 * script-c.h (script_set_target): Declare.
2353 * options.cc (General_options::string_to_object_format): Rename
2354 from string_to_object_format in anonymous namespace. Change
2355 callers.
2356 * options.h (class General_options): Declare
2357 string_to_object_format.
2358
3ee173de
ILT		 23592009-06-22 Ian Lance Taylor <iant@google.com>
2360
2361 * script-sections.cc (Script_sections::create_segments): Don't put
2362 program headers in a PT_LOAD segment if -n or -N.
2363
23642009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2365
2366 PR 10141
2367 * options.h (class General_options): Add -z lazy and -z now. Sort
2368 -z options into alphabetical order.
2369 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2370
cd6739a1 23712009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2372
2373 * layout.cc (Layout::make_output_section): Call
2374 Target::new_output_section.
2375 (Layout::attach_allocated_section_to_segment): Put large section
2376 sections in a separate load segment with the large segment flag
2377 set.
2378 (Layout::segment_precedes): Sort large data segments after other
2379 load segments.
2380 (align_file_offset): New static function.
2381 (Layout::set_segment_offsets): Use align_file_offset.
2382 * output.h (class Output_section): Add is_small_section_ and
2383 is_large_section_ fields.
2384 (Output_section::is_small_section): New function.
2385 (Output_section::set_is_small_section): New function.
2386 (Output_section::is_large_section): New function.
2387 (Output_section::set_is_large_section): New function.
2388 (Output_section::is_large_data_section): New function.
2389 (class Output_segment): Add is_large_data_segment_ field.
2390 (Output_segment::is_large_data_segment): New function.
2391 (Output_segment::set_is_large_data_segment): New function.
2392 * output.cc (Output_section::Output_section): Initialize new
2393 fields.
2394 (Output_segment::Output_segment): Likewise.
2395 (Output_segment::add_output_section): Add assertion that large
2396 data sections always go in large data segments. Force small data
2397 sections to the end of the list of data sections. Force small BSS
2398 sections to the start of the list of BSS sections. For large BSS
2399 sections to the end of the list of BSS sections.
2400 * symtab.h (class Symbol): Declare is_common_shndx.
2401 (Symbol::is_defined): Check Symbol::is_common_shndx.
2402 (Symbol::is_common): Likewise.
2403 (class Symbol_table): Define enum Commons_section_type. Update
2404 declarations. Add small_commons_ and large_commons_ fields.
2405 * symtab.cc (Symbol::is_common_shndx): New function.
2406 (Symbol_table::Symbol_table): Initialize new fields.
2407 (Symbol_table::add_from_object): Put small and large common
2408 symbols in the right list.
2409 (Symbol_table::sized_finalized_symbol): Check
2410 Symbol::is_common_shndx.
2411 (Symbol_table::sized_write_globals): Likewise.
2412 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2413 common symbol lists. Don't call do_allocate_commons_list if the
2414 list is empty.
2415 (Symbol_table::do_allocate_commons_list): Remove is_tls
2416 parameter. Add comons_section_type parameter. Change all
2417 callers. Handle small and large common symbols.
2418 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2419 Symbol::is_common_shndx.
2420 * resolve.cc (symbol_to_bits): Likewise.
2421 * target.h (Target::small_common_shndx): New function.
2422 (Target::small_common_section_flags): New function.
2423 (Target::large_common_shndx): New function.
2424 (Target::large_common_section_flags): New function.
2425 (Target::new_output_section): New function.
2426 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2427 small_common_section_flags, and large_common_section_flags
2428 fields.
2429 (Target::do_new_output_section): New virtual function.
2430 * arm.cc (Target_arm::arm_info): Initialize new fields.
2431 * i386.cc (Target_i386::i386_info): Likewise.
2432 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2433 Likewise.
2434 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2435 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2436 (Target_x86_64::do_new_output_section): New function.
2437 * configure.ac: Define conditional MCMODEL_MEDIUM.
2438 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2439 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2440 (large_LDFLAGS): Define.
2441 * testsuite/large.c: New file.
2442 * testsuite/testfile.cc (Target_test::test_target_info):
2443 Initialize new fields.
2444 * configure, testsuite/Makefile.in: Rebuild.
2445
bb04269c
DK		 24462009-06-05 Doug Kwan <dougkwan@google.com>
2447
2448 * Makefile.am (CCFILES): Add target.cc.
2449 * Makefile.in: Regenerate.
2450 * i386.cc (class Target_i386): Define new virtual method to
2451 override do_is_local_label_name in parent.
2452 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2453 local symbols if --discard-locals or -X is given.
2454 * options.h (class General_options): Declare new options
2455 '--discard-locals' and '-X' for discarding locals.
2456 * target.h (class Target): Define new methods is_local_label_name.
2457 Declare new virtual method do_is_local_label_name.
2458 * target.cc: New file.
2459 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2460 (check_SCRIPTS): Add discard_locals_test.sh.
2461 (check_DATA): Add discard_local_tests.syms.
2462 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2463 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2464 * testsuite/Makefile.in: Regenerate.
2465 * testsuite/discard_locals_test.c: New file.
2466 * testsuite/discard_locals_test.sh: Same.
2467
805bb01c
DK		 24682009-06-05 Doug Kwan <dougkwan@google.com>
2469
2470 * object.cc (Sized_relobj::Sized_relobj): Initialize
2471 discarded_eh_frame_shndx_ to -1U.
2472 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2473 section.
2474 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2475 a discarded .eh_frame section.
2476 (Sized_relobj::do_finalize_local_symbols): Ditto.
2477 * object.h (class Sized_relobj): Declare new member
2478 discarded_eh_frame_shndx_.
2479 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2480 (local_labels_test.o, local_labels_test): New rules.
2481 * testsuite/Makefile.in: Regenerate.
2482
1dcd334d
DK		 24832009-06-04 Doug Kwan <dougkwan@google.com>
2484
2485 * layout.cc (Layout::section_name_mapping): Add mapping for
2486 special ARM sections.
2487
96d49306
DK		 24882009-06-03 Doug Kwan <dougkwan@google.com>
2489
2490 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2491 (utils::has_overflow): Same.
2492
dff16297
ILT		 24932009-06-03 Ian Lance Taylor <iant@google.com>
2494
2495 * layout.cc (Layout::section_name_mapping): New array, replacing
2496 Layout::linkonce_mapping.
2497 (Layout::section_name_mapping_count): New variable, replacing
2498 Layout::linkonce_mapping_count.
2499 (Layout::linkonce_output_name): Remove.
2500 (Layout::output_section_name): Rewrite.
2501 * layout.h (class Layout): Rename Linkonce_mapping to
2502 Section_name_mapping, linkonce_mapping to section_name_mapping,
2503 linkonce_mapping_count to section_name_mapping_count. Don't
2504 declare linkonce_output_name.
2505
c121c671
DK		 25062009-06-03 Doug Kwan <dougkwan@google.com>
2507
2508 * gold/arm.cc (namespace utils): New.
2509 (Target_arm::reloc_is_non_pic): Define new method.
2510 (class Arm_relocate_functions): New.
2511 (Target_arm::Relocate::relocate): Handle relocation types used by
2512 Android.
2513
07800fab
ILT		 25142009-06-03 Ian Lance Taylor <iant@google.com>
2515
2516 * arm.cc (Target_arm::scan::global): Use || instead of |.
2517
c121c671
DK		 25182009-06-02 Doug Kwan <dougkwan@google.com>
2519
2520 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2521 issued_non_pic_error_.
2522 (class Target_arm::Scan): Declare new method check_non_pic.
2523 Define new method symbol_needs_plt_entry.
2524 Declare new data member issued_non_pic_error_.
2525 (class Target_arm::Relocate): Declare new method
2526 should_apply_static_reloc.
2527 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2528 (Target_arm::Scan::check_non_pic): Define new method.
2529 (Target_arm::Scan::local): Handle a small subset of reloc types used
2530 by Android.
2531 (Target_arm::Scan::local): Same.
2532 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2533
b19b0c6d
ILT		 25342009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2535
2536 * incremental.cc (Incremental_inputs::report_command_line): Filter
2537 out --incremental-* options.
2538
94cdfcff
DK		 25392009-05-29 Doug Kwan <dougkwan@google.com>
2540
2541 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2542 template class.
2543 (class Target_arm): Update comment.
2544 (Target_arm::Target_arm): Initialize new data members GOT_,
2545 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2546 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2547 and Target_arm::rel_dyn_section.
2548 Declare new_enum Target_arm::Got_type.
2549 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2550 and DYNBSS_.
2551 Update commments for member do_dynsym_value.
2552 (Target_arm::got_size, Target_arm::plt_section,
2553 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2554 new methods inside class defintion.
2555 (Target_arm::got_section): Define new method.
2556 (Target_arm::rel_dyn_section): Same.
2557 (Output_data_plt_arm): New template class.
2558 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2559 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2560 (Output_data_plt_arm::add_entry): Same.
2561 (Output_data_plt_arm::first_plt_entry): Define new
2562 static data member for PLT instruction template.
2563 (Output_data_plt_arm::plt_entry): Same.
2564 (Output_data_plt_arm::do_write): Define new method.
2565 (Target_arm::make_plt_entry): Same.
2566 (Target_arm::do_finalize_sections): Same.
2567 (Target_arm::do_dynsym_value): Same.
2568
4a657b0d
DK		 25692009-05-28 Doug Kwan <dougkwan@google.com>
2570
2571 * Makefile.am (TARGETSOURCES): Add arm.cc.
2572 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2573 * Makefile.in: Regenerate.
2574 * arm.cc: New file.
2575 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2576
e7ae8c36
DK		 25772009-05-26 Doug Kwan <dougkwan@google.com>
2578
2579 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2580 (General_options::check_excluded_libs): Strip off directories in
2581 archive name before matching like GNU ld does.
2582 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2583 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2584 (exclude_libs_test_LDFLAGS): Add linker option
2585 -Wl,--exclude-libs,libexclude_libs_test_3
2586 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2587 an explicit archive without using -l.
2588 (alt/libexclude_libs_test_3.a): New make rule.
2589 * testsuite/Makefile.in: Regenerate.
2590 * testsuite/exclude_libs_test.c : Declare lib3_default().
2591 (main): Call it.
2592 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2593 * exclude_libs_test_3.c: New file.
2594
f12e7348
NC		 25952009-05-26 Nick Clifton <nickc@redhat.com>
2596
2597 * po/id.po: New Indonesian translation.
2598 * po/gold.pot: Updated template file.
2599
4daadc0d
ST		 26002009-05-22 Sriraman Tallam <tmsriram@google.com>
2601
2602 * testsuite/Makefile.am: Add -ffunction-sections to compile
2603 gc_comdat_test files. Add -Wl,--gc-sections to build
2604 gc_comdat_test.
2605 * testsuite/Makefile.in: Regenerate.
2606 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2607
531813ad
ST		 26082009-05-21 Sriraman Tallam <tmsriram@google.com>
2609
2610 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2611 kept comdat section was garbage collected.
2612 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2613 * testsuite/Makefile.in: Regenerate.
2614 * testsuite/gc_comdat_test.sh: New file.
2615 * testsuite/gc_comdat_test_1.cc: New file.
2616 * testsuite/gc_comdat_test_2.cc: New file.
2617
65514900
CC		 26182009-05-19 Doug Kwan <dougkwan@google.com>
2619
2620 * archive.cc (Archive::Archive): Move constructor from archive.h
2621 to here. Initialize no_export_.
2622 (Archive::get_elf_object_for_member): Set no_export flag of object.
2623 * archive.h (Archive::Archive): Move constructor body to
2624 archive.cc.
2625 (Archive::no_export): New method.
2626 (Archive::no_export_): New field.
2627 * object.h (Object::Object): Initialize no_export_ to false.
2628 (Object::no_export, Object::set_no_export): New methods.
2629 (Object::no_export_): New field.
2630 * options.cc (General_options::parse_exclude_libs): New method.
2631 (General_options::check_excluded_libs) Same.
2632 * options.h (exclude_libs): New option.
2633 (General_options::check_excluded_libs): New method declaration.
2634 (General_options::excluded_libs_): New field.
2635 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2636 default or protected visibility if an object has no-export flag set.
2637 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2638 (check_SCRIPTS): Add exclude_libs_test.sh.
2639 (check_DATA): Add exclude_libs_test.syms.
2640 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2641 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2642 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2643 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2644 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2645 libexclude_libs_test_2.a): New rules.
2646 * testsuite/Makefile.in: Regenerate.
2647 * testsuite/exclude_libs_test.c: New file.
2648 * testsuite/exclude_libs_test.sh: Ditto.
2649 * testsuite/exclude_libs_test_1.c: Ditto.
2650 * testsuite/exclude_libs_test_2.c: Ditto.
2651
1b77ea50
ILT		 26522009-05-15 Ian Lance Taylor <iant@google.com>
2653
2654 * configure.ac: Check for declarations for cases where libiberty.h
2655 checks HAVE_DECL_xxx.
2656 * configure, config.in: Rebuild.
2657
072fe7ce
ILT		 26582009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2659
2660 * gold.h (Incremental_argument_list): Remove (invalid) forward
2661 declaration.
2662 * incremental.cc (Incremental_inputs::report_achive): New method.
2663 (Incremental_inputs::report_object): New method.
2664 (Incremental_inputs::report_script): New method.
2665 (Incremental_inputs::finalize_inputs): New method.
2666 (Incremental_inputs::finalize): Call finalize_inputs().
2667 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2668 Create inputs entries.
2669 * incremental.h (Incremental_input_type): New enum.
2670 (Incremental_inputs::Incremental_input): Initialize new fields.
2671 (Incremental_inputs::report_inputs): New method.
2672 (Incremental_inputs::report_achive): New method.
2673 (Incremental_inputs::report_object): New method.
2674 (Incremental_inputs::report_script): New method.
2675 (Incremental_inputs::finalize_inputs): New method.
2676 (Incremental_inputs::Input_info): New struct.
2677 (Incremental_inputs::Input_info_map): New typedef.
2678 (Incremental_inputs::lock_): New field.
2679 (Incremental_inputs::Inputs_): New field.
2680 (Incremental_inputs::Inputs_map): New field.
2681 * main.cc (main): Call Incremental_input::report_inputs.
2682 * options.h (Input_argument_list): Typedef moved from
2683 Input_arguments.
2684 (Input_file_group::Files): Remove, use ::Input_argument_list.
2685 (Input_file_group::Input_argument_list): Remove, use
2686 ::Input_argument_list.
2687 * plugin.cc (Plugin_manager::add_input_file): Add error in
2688 incremental build.
2689 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2690 functions.
2691 * script.cc (read_input_script): Call
2692 Incremental_input::report_script.
2693 * script.h (Script_info): New class.
2694
b0481b0b
ILT		 26952009-04-27 Ian Lance Taylor <iant@google.com>
2696
2697 * x86_64.cc (do_adjust_output_section): Set entsize to
2698 plt_entry_size.
2699
b22a5a41 27002009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2701
2702 * output.cc (Output_file::close): After short writes, continue
2703 writing from the correct offset in the buffer being written.
2704
40fde488
CD		 27052009-04-23 Chris Demetriou <cgd@google.com>
2706
2707 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2708 * configure: Regenerate.
2709 * config.in: Regenerate.
2710 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2711 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2712
3ce2c28e
ILT		 27132009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2714
2715 * incremental.cc (Incremental_inputs_header_data): Renamed from
2716 Incremental_input_header_data.
2717 (Incremental_inputs_header_data::data_size): New field.
2718 (Incremental_inputs_header_data::put_input_file_count): Renamed
2719 from input_file_count.
2720 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2721 from command_line_offset.
2722 (Incremental_inputs_header_data::put_reserved): Renamed from
2723 put_reserved.
2724 (Incremental_inputs_entry_data): Renamed from
2725 Incremental_input_entry_data.
2726 (Incremental_inputs_entry_data::data_size): New field.
2727 (Incremental_inputs::report_command_line): New method.
2728 (Incremental_inputs::finalize): New method.
2729 (Incremental_inputs::create_incremental_inputs_data): New method.
2730 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2731 * incremental.h: New file.
2732 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2733 (Layout::finalize): Create incremental inputs section in
2734 incremental builds.
2735 (Layout::create_incremental_info_sections): New method.
2736 * layout.h (Layout::incremental_inputs): New method.
2737 (Layout::create_incremental_info_sections): New method.
2738 (Layout::incremental_inputs_): New field.
2739 * main.cc (main): Notify Incremental_input of the command line.
2740
e55bde5e
ILT		 27412009-04-01 Ian Lance Taylor <iant@google.com>
2742 Mikolaj Zalewski <mikolajz@google.com>
2743
2744 * gold.h (reserve_unordered_map): Define, three versions, one for
2745 each version of Unordered_map.
2746 * layout.cc (Layout::Layout): Remove options parameter. Add
2747 number_of_input_files parameter. Don't initialize options_.
2748 Initialize number_of_input_files_ and resized_signatures_. Move
2749 sections_are_attached_.
2750 (Layout::layout_group): Reserve space for group_signatures_.
2751 (Layout::find_or_add_kept_section): Change name parameter to be a
2752 reference. Resize signatures_ map when it gets large enough.
2753 (Layout::layout_eh_frame): Use parameters->options() instead of
2754 this->options_.
2755 (Layout::make_output_section): Likewise.
2756 (Layout::attach_allocated_section_to_segment): Likewise.
2757 (Layout::finalize, Layout::create_executable_stack): Likewise.
2758 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2759 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2760 * layout.h (class Layout): Update declarations. Remove options_
2761 field. Add number_of_input_files_ and resized_signatures_
2762 fields. Move sections_are_attached_ field.
2763 * main.cc (main): Pass number of input files to Layout
2764 constructor. Don't pass options.
2765
154b857c
ILT		 27662009-03-30 Ian Lance Taylor <iant@google.com>
2767
2768 * ffsll.c (ffsll): Correct implementation.
2769
2f35ab9b
ILT		 27702009-03-27 Ian Lance Taylor <iant@google.com>
2771
fd03461a
ILT		 2772 * ffsll.c: New file.
2773 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2774 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2775 * ftruncate.c (ftruncate): Declare before definition.
2776 * mremap.c (mremap): Likewise.
2777 * pread.c (pread): Likewise.
2778 * configure, Makefile.in, config.in: Rebuild.
2779
2f35ab9b
ILT		 2780 * mremap.c: New file.
2781 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2782 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2783 (mremap): Declare if HAVE_MREMAP is not defined.
2784 * configure, Makefile.in, config.in: Rebuild.
2785
33aea2fd
CC		 27862009-03-27 Cary Coutant <ccoutant@google.com>
2787
2788 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2789 position independent.
2790 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2791 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2792
6d479619
CC		 27932009-03-24 Cary Coutant <ccoutant@google.com>
2794
2795 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2796 an executable.
2797 (needs_dynamic_reloc): Likewise.
2798
afc06bb8
ILT		 27992009-03-24 Ian Lance Taylor <iant@google.com>
2800
2801 * yyscript.y (file_cmd): Recognize EXTERN.
2802 (extern_name_list, extern_name_list_body): New nonterminals.
2803 * script.cc (script_add_extern): Define.
2804 * script-c.h (script_add_extern): Declare.
2805
f6060a4d
ILT		 28062009-03-24 Rafael Avila de Espindola <espindola@google.com>
2807
2808 * object.cc (is_elf_object): Define.
2809 * object.h (is_elf_object): Declare.
2810 * archive.cc (Archive::get_elf_object_for_member): Call
2811 is_elf_object.
33aea2fd 2812 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2813
26736d8e
ILT		 28142009-03-24 Elliott Hughes <enh@google.com>
2815
2816 * output.cc (Output_file::map_anonymous): Define.
2817 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2818 try an anonymous one. Report the size if the mmap fails.
2819 * output.h (class Output_file): Declare map_anonymous.
2820
22fd9730
ILT		 28212009-03-24 Ian Lance Taylor <iant@google.com>
2822
2823 * target-select.cc (instantiate_target): Don't acquire the lock if
2824 the instantiated_target_ field has already been set.
2825
cb010894
ILT		 28262009-03-23 Ian Lance Taylor <iant@google.com>
2827
7f055c20
ILT		 2828 * gold-threads.h (class Initialize_lock): Define.
2829 * gold-threads.cc (class Initialize_lock_once): Define.
2830 (initialize_lock_control): New static variable.
2831 (initialize_lock_pointer): New static variable.
2832 (initialize_lock_once): New static function.
2833 (Initialize_lock::Initialize_lock): Define.
2834 (Initialize_lock::initialize): Define.
2835 * target-select.h: Include "gold-threads.h".
2836 (class Target_selector): Add lock_ and initialize_lock_ fields.
2837 Don't define instantiate_target, just declare it.
2838 * target-select.cc (Target_selector::Target_selector): Initialize
2839 new fields.
2840 (Target_selector::instantiate_target): Define.
2841 * descriptors.h: Include "gold-threads.h".
2842 (class Descriptors): Add initialize_lock_ field.
2843 * descriptors.cc (Descriptors::Descriptors): Initialize new
2844 field.
2845 (Descriptors::open): Use initialize_lock_ field
2846 * errors.h (class Errors): Add initialize_lock_ field.
2847 * errors.cc (Errors::Errors): Initialize new field.
2848 (Errors::initialize_lock): Use initialize_lock_ field.
2849 * powerpc.cc (class Target_selector_powerpc): Remove
2850 instantiated_target_ field. In do_recognize call
2851 instantiate_target rather than do_instantiate_target. In
2852 do_instantiate_target just allocate a new target.
2853 * sparc.cc (class Target_selector_sparc): Likewise.
2854
36959681
ILT		 2855 * freebsd.h: New file.
2856 * i386.cc: Include "freebsd.h".
2857 (Target_i386): Derive from Target_freebsd rather than
2858 Sized_target.
2859 (Target_selector_i386): Derive from Target_selector_freebsd rather
2860 than Target_selector.
2861 * x86_64.cc: Include "freebsd.h".
2862 (Target_x86_64): Derive from Target_freebsd rather than
2863 Sized_target.
2864 (Target_selector_x86_64): Derive from Target_selector_freebsd
2865 rather than Target_selector.
2866 * target.h (class Target): Add adjust_elf_header and
2867 do_adjust_elf_header.
2868 * output.cc (Output_file_header:: do_sized_write): Call target
2869 adjust_elf_header routine.
2870 * configure.tgt: Set targ_osabi.
2871 * configure.ac: Define GOLD_DEFAULT_OSABI.
2872 * parameters.cc (Parameters::default_target): Pass
2873 GOLD_DEFAULT_OSABI to select_target.
2874 * target-select.h (class Target_selector): Make instantiate_target
2875 protected rather than private.
2876 * Makefile.am (HFILES): Add freebsd.h.
2877 * configure, Makefile.in, config.in: Rebuild.
2878
cb010894
ILT		 2879 * merge.cc (do_add_input_section): Correct pend value. Change
2880 message about last entry not being null terminated from error to
2881 warning.
2882
0e879927
ILT		 28832009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2884
2885 * incremental.cc: New file.
2886 * Makefile.am (CCFILES): Add incremental.cc.
2887 * Makefile.in: Rebuild.
2888
41105937
PP		 28892009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2890
2891 * layout.cc (Layout::output_section_name): Preserve names
2892 of '.note.' sections.
2893
60439920
ILT		 28942009-03-19 Ian Lance Taylor <iant@google.com>
2895
2896 * descriptors.cc (Descriptors::open): Check that the options are
2897 valid before using them.
2898
0d371ad3
ILT		 28992009-03-18 Ian Lance Taylor <iant@google.com>
2900
2901 * script-sections.h: Include <list>.
2902 (class Script_sections): Change Sections_elements from std::vector
2903 to std::list. Typedef public Elements_iterator. Add
2904 orphan_section_placement_, data_segment_align_start_, and
2905 saw_data_segment_align_ fields. Remove data_segment_align_index_
2906 field.
2907 * script-sections.cc (class Orphan_section_placement): New class.
2908 (class Sections_element): Add virtual functions is_relro and
2909 orphan_section_init. Remove virtual function place_orphan_here.
2910 (class Output_section_definition): Add is_relro and
2911 orphan_section_init. Remove place_orphan_here.
2912 (class Orphan_output_section): Likewise.
2913 (Script_sections::Script_sections): Update for field changes.
2914 (Script_sections::data_segment_align): Set saw_data_segment_align_
2915 and data_segment_align_start_, not data_segment_align_index.
2916 (Script_sections::data_segment_relro_end): Check
2917 saw_data_segment_align_. Use data_segment_align_start_ rather
2918 than data_segment_align_index_.
2919 (Script_sections::place_orphan): Rewrite to use
2920 Orphan_section_placement.
2921
9201d894
ILT		 29222009-03-17 Ian Lance Taylor <iant@google.com>
2923
9c5b8369
ILT		 2924 * archive.cc (Archive::add_symbols): Check for a version attached
2925 to the symbol name in the archive map.
2926 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2927 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2928 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2929 (ver_test_11.a): New target.
2930 * testsuite/Makefile.in: Rebuild.
2931
9201d894
ILT		 2932 * configure.ac: Check for chsize and posix_fallocate. Replace
2933 ftruncate.
2934 * ftruncate.c: New file, from gnulib.
2935 * output.cc (posix_fallocate): Define dummy version if not
2936 HAVE_POSIX_FALLOCATE.
2937 (Output_file::map): Call posix_fallocate rather than lseek and
2938 write.
2939 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2940 * configure, Makefile.in, config.in: Rebuild.
2941
ef4ab7a8
PP		 29422009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2943
2944 * layout.h (Layout::create_note): Add section_name parameter.
2945 * layout.cc (Layout::create_note): Likewise.
2946 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2947
8c500701
ILT		 29482009-03-17 Ian Lance Taylor <iant@google.com>
2949
e85b18e1
ILT		 2950 * descriptors.cc: Include "options.h".
2951 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2952 (Descriptors::open): Always use O_CLOEXEC when opening a new
2953 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2954 then set FD_CLOEXEC.
2955
9efe6174
ILT		 2956 * sparc.cc (class Target_sparc): Add has_got_section.
2957 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2958 make sure we have a GOT section.
2959
2960 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2961 (Target_sparc::Scan::local): Likewise.
2962 (Target_sparc::Scan::global): Likewise.
2963 (Target_sparc::Relocate::relocate): Likewise.
2964 (Target_sparc::Relocate::relocate_tls): Likewise.
2965
8c500701
ILT		 2966 * symtab.cc (Symbol_table::define_default_version): New function,
2967 broken out of add_from_object.
2968 (Symbol_table::add_from_object): Call define_default_version.
2969 (Symbol_table::define_special_symbol): Add resolve_oldsym
2970 parameter. Change all callers. If the version for a symbol comes
2971 from a version script, resolve it with the symbol with the same
2972 name with no version. Also add the symbol without a version if
2973 appropriate.
2974 (do_define_in_output_data): If resolving with oldsym, don't delete
2975 sym.
2976 (do_define_in_output_segment): Likewise.
2977 (do_define_as_constant): Likewise.
2978 * symtab.h (class Symbol_table): Update declarations.
2979
f1ed28fb
ILT		 29802009-03-13 Ian Lance Taylor <iant@google.com>
2981
15f8229b
ILT		 2982 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2983 (Read_symbols::requeue): New function.
2984 (Read_symbols::do_read_symbols): If make_elf_object fails because
2985 the target type is not configured, and the file was searched for,
2986 issue a warning and retry with the next directory.
2987 (Add_symbols::run): If the file has an incompatible format, and
2988 it was searched for, requeue the Read_symbols task. On error,
2989 release the object.
2990 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2991 dirindex parameter to constructor. Change all callers. Declare
2992 incompatible_warning and requeue.
2993 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2994 input_argument_ and input_group_ fields. Add them to
2995 constructor. Change all callers.
2996 (class Read_script): Add dirindex_ field. Add it to constructor.
2997 Change all callers.
2998 * archive.cc (Archive::setup): Remove input_objects parameter.
2999 Change all callers.
3000 (Archive::get_file_and_offset): Likewise.
3001 (Archive::read_all_symbols): Likewise.
3002 (Archive::read_symbols): Likewise.
3003 (Archive::get_elf_object_for_member): Remove input_objects
3004 parameter. Add punconfigured parameter. Change all callers.
3005 (Archive::add_symbols): Change return type to bool. Check return
3006 value of include_member.
3007 (Archive::include_all_members): Likewise.
3008 (Archive::include_member): Change return type to bool. Return
3009 false if first included object has incompatible target. Set
3010 included_member_ field.
3011 (Add_archive_symbols::run): If add_symbols returns false, requeue
3012 Read_symbols task.
3013 * archive.h (class Archive): Add included_member_ field.
3014 Initialize it in constructor. Add input_file and searched_for
3015 methods. Update declarations.
3016 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3017 input_argument_ fields. Add them to constructor. Change all
3018 callers.
3019 * script.cc: Include "target-select.h".
3020 (class Parser_closure): Add skip_on_incompatible_target_ and
3021 found_incompatible_target_ fields. Add
3022 skip_on_incompatible_target parameter to constructor. Change all
3023 callers. Add methods skip_on_incompatible_target,
3024 clear_skip_on_incompatible_target, found_incompatible_target, and
3025 set_found_incompatible_target.
3026 (read_input_script): Add dirindex parameter. Change all callers.
3027 If parser finds an incompatible target, requeue Read_symbols
3028 task.
3029 (script_set_symbol): Clear skip_on_incompatible_target in
3030 closure.
3031 (script_add_assertion, script_parse_option): Likewise.
3032 (script_start_sections, script_add_phdr): Likewise.
3033 (script_check_output_format): New function.
3034 * script.h (read_input_script): Update declaration.
3035 * script-c.h (script_check_output_format): Declare.
3036 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3037 (ignore_cmd): Remove OUTPUT_FORMAT.
3038 * fileread.cc (Input_file::Input_file): Add explicit this.
3039 (Input_file::will_search_for): New function.
3040 (Input_file::open): Add pindex parameter. Change all callers.
3041 * fileread.h (class Input_file): Add input_file_argument method.
3042 Declare will_search_for. Update declarations.
3043 * object.cc (make_elf_object): Add punconfigured parameter.
3044 Change all callers.
3045 * object.h (class Object): Make input_file public. Add
3046 searched_for method.
3047 (make_elf_object): Update declaration.
3048 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3049 restart search.
3050 * dirsearch.h (class Dirsearch): Update declaration.
3051 * options.h (class General_options): Add --warn-search-mismatch.
3052 * parameters.cc (Parameters::is_compatible_target): New function.
3053 * parameters.h (class Parameters): Declare is_compatible_target.
3054 * workqueue.cc (Workqueue::add_blocker): New function.
3055 * workqueue.h (class Workqueue): Declare add_blocker.
3056
f1ed28fb
ILT		 3057 * fileread.cc (Input_file::open): Remove options parameter.
3058 Change all callers.
3059 (Input_file::open_binary): Likewise.
3060 * script.cc (read_input_script): Likewise.
3061 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3062 options parameter from constructor. Change all callers.
3063 (class Read_script): Likewise.
3064 * fileread.h (class Input_file): Update declarations.
3065 * script.h (read_input_script): Update declaration.
3066
34dd024a
NC		 30672009-03-10 Nick Clifton <nickc@redhat.com>
3068
3069 * po/es.po: New Spanish translation.
3070
6d71b17c
CC		 30712009-03-06 Cary Coutant <ccoutant@google.com>
3072
3073 * options.cc (parse_short_option): Keep dash_z from registering itself.
3074
031cdbed
ILT		 30752009-03-03 Ian Lance Taylor <iant@google.com>
3076
3077 PR 9918
3078 * target-reloc.h (relocate_section): Pass output_section to
3079 relocate.
3080 * i386.cc (Target_i386::should_apply_static_reloc): Add
3081 output_section parameter. Change all callers.
3082 (Target_i386::Relocate::relocate): Add output_section parameter.
3083 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3084 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3085 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3086 * testsuite/two_file_shared.sh: New script.
3087 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3088 (check_DATA): Add two_file_shared.dbg.
3089 (two_file_shared.dbg): New target.
3090 * testsuite/Makefile.in: Rebuild.
3091
15d5fa16
ILT		 30922009-03-01 Ian Lance Taylor <iant@google.com>
3093
3094 * configure.ac: Check for byteswap.h.
3095 * configure: Rebuild.
3096 * config.in: Rebuild.
3097
8a4c0b0d
ILT		 30982009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3099
3100 * layout.cc (Layout::find_or_add_kept_section): New function.
3101 (Layout::add_comdat): Removed.
3102 * layout.h (struct Kept_section): Move out of class Layout.
3103 Remove trailing underscores from field names. Add group_sections
3104 field. Rename group_ field to is_group. Change all uses.
3105 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3106 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3107 comdat_groups_ field.
3108 (Sized_relobj::include_section_group): Use
3109 find_or_add_kept_section and Kept_section::group_sections.
3110 (Sized_relobj::include_linkonce_section): Likewise.
3111 * object.cc (class Sized_relobj): Don't define Comdat_group or
3112 Comdat_group_table. Remove find_comdat_group and
3113 add_comdat_group. Remove comdat_groups_ field.
3114 * plugin.cc (include_comdat_group): Use
3115 Layout::find_or_add_kept_section.
3116
b4ecf66b
ILT		 31172009-02-28 Ian Lance Taylor <iant@google.com>
3118
14359ca0
ILT		 3119 * README: --gc-sections and map files are now supported. Document
3120 some build requirements.
3121
b4ecf66b
ILT		 3122 PR 6992
3123 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3124 relocatable link set the value of the section symbol to zero.
3125 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3126 relocatable link don't include the section address in the local
3127 symbol value.
3128
0602e05a
ILT		 31292009-02-27 Ian Lance Taylor <iant@google.com>
3130
fd9d194f
ILT		 3131 PR 6811
3132 * options.h (class Search_directory): Add is_system_directory.
3133 (class General_options): Declare is_in_system_directory.
3134 * options.cc (get_relative_sysroot): Make static.
3135 (get_default_sysroot): Make static.
3136 (General_optoins::is_in_system_directory): New function.
3137 * fileread.cc (Input_file::is_in_system_directory): New function.
3138 * fileread.h (class Input_file): Declare is_in_system_directory.
3139 * object.h (class Object): Add is_in_system_directory.
3140 (class Input_objects): Remove system_library_directory_ field.
3141 * object.cc (Input_objects::add_object): Don't set
3142 system_library_directory_.
3143 (input_objects::found_in_system_library_directory): Remove.
3144 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3145 parameter. Change all callers.
3146 (Symbol_table::sized_write_globals): Likewise.
3147 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3148 Call Object::is_in_system_directory.
3149 * symtab.h (class Symbol_table): Update declarations.
3150
61edd21f
ILT		 3151 PR 5990
3152 * descriptors.h (Open_descriptor): Add is_on_stack field.
3153 * descriptors.cc (Descriptors::open): If the descriptor is on the
3154 top of the stack, remove it. Initialize is_on_stack field.
3155 (Descriptors::release): Only add pod to stack if it is not on the
3156 stack already.
3157 (Descriptors::close_some_descriptor): Clear stack_next and
3158 is_on_stack fields.
3159
e29e076a
ILT		 3160 PR 7091
3161 * output.cc (Output_section::find_starting_output_address): Rename
3162 from starting_output_address; add PADDR parameter; change return
3163 type.
3164 * output.h (class Output_section): Declare
3165 find_starting_output_address instead of starting_output_address.
3166 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3167 section symbol for which we can't find a merge section.
3168
0602e05a
ILT		 3169 PR 9836
3170 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3171 hidden or internal, force the symbol to be local.
3172 * resolve.cc (Symbol::override_visibility): Define.
3173 (Symbol::override_base): Use override_visibility.
3174 (Symbol_table::resolve): Likewise.
3175 (Symbol::override_base_with_special): Likewise.
3176 (Symbol_table::override_with_special): If the visibility is hidden
3177 or internal, force the symbol to be local.
3178 * symtab.h (class Symbol): Add set_visibility and
3179 override_visibility.
3180 * testsuite/ver_test_1.sh: New file.
3181 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3182 (check_DATA): Add ver_test_1.syms.
3183 (ver_test_1.syms): New target.
3184 * testsuite/Makefile.in: Rebuild.
3185
401a9a73
CC		 31862009-02-25 Cary Coutant <ccoutant@google.com>
3187
3188 * layout.cc (Layout::choose_output_section): Don't rename sections
3189 when using a linker script that has a SECTIONS clause.
3190 * Makefile.in: Regenerate.
3191
3192 * testsuite/Makefile.am (script_test_5.sh): New test case.
3193 * testsuite/Makefile.in: Regenerate.
3194 * testsuite/script_test_5.cc: New file.
3195 * testsuite/script_test_5.sh: New file.
3196 * testsuite/script_test_5.t: New file.
3197
f488e4b0
CC		 31982009-02-13 Rafael Avila de Espindola <espindola@google.com>
3199
3200 * archive.cc (Archive::include_member): Update calls to add_symbols.
3201 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3202 the Layout argument.
3203 * dynobj.h (do_add_symbols): Add the Layout argument.
3204 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3205 Layout argument.
3206 * object.h (Object::add_symbols): Add the Layout argument.
3207 (Object::do_add_symbols): Add the Layout argument.
3208 (Sized_relobj::do_add_symbols): Add the Layout argument.
3209 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3210 Unify the two versions.
3211 (Add_plugin_symbols): Remove.
3212 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3213 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3214 (Add_plugin_symbols): Remove.
3215 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3216 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3217 (Add_symbols::run): Make it work with Pulginobj.
3218
89dd1680
ILT		 32192009-02-06 Ian Lance Taylor <iant@google.com>
3220
3221 * object.cc (Sized_relobj::do_layout): Make info message start
3222 with lower case letter.
3223
266d0a74
ILT		 32242009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3225
602b464e
ILT		 3226 * binary.cc: Fix file comment.
3227
266d0a74
ILT		 3228 * options.h (enum Incremental_disposition): Define.
3229 (class General_options): Add new options: --incremental,
3230 --incremental_changed, --incremental_unchanged,
3231 --incremental_unknown. Add incremental_disposition_ and
3232 implicit_incremental_ fields.
3233 (General_options::incremental_disposition): New function.
3234 (class Position_dependent_options): Add incremental_disposition
3235 option.
3236 (Position_dependent_options::copy_from_options): Set incremental
3237 dispositions.
3238 * options.cc (General_options::parse_incremental_changed): New
3239 function.
3240 (General_options::parse_incremental_unchanged): New function.
3241 (General_options::parse_incremental_unknown): New function.
3242 (General_options::General_options): Initialize new fields
3243 incremental_disposition_ and implicit_incremental_.
3244 (General_options::finalize): Check for uasge of --incremental-*
3245 without --incremental.
3246
f073bbf7
CD		 32472009-02-06 Chris Demetriou <cgd@google.com>
3248
3249 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3250 pointer and to report location as the file name associated with
3251 the symbol.
3252 (gold_undefined_symbol_at_location): New function to replace the
3253 old gold_undefined_symbol functionality.
3254 * target-reloc.h (relocate_section): Update to use
3255 gold_undefined_symbol_at_location.
3256 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3257 Call gold_undefined_symbol function rather than gold_error.
3258 * errors.h (Errors::undefined_symbol): Take location as a
3259 string, rather than calculating it from a relocation.
3260 * errors.cc (Errors::fatal): Print "fatal error:" before the
3261 formatted message.
3262 (Errors::error, Errors::error_at_location): Print "error: "
3263 before the formatted message.
3264 (Errors::undefined_symbol): Take location as a string, rather
3265 than calculating it from a relocation.
3266 (gold_undefined_symbol_at_location): New function akin to
3267 old gold_undefined_symbol, calculates location from relocation.
3268 (gold_undefined_symbol): Change to take only a Symbol pointer
3269 and to report location as the file name associated with the symbol.
3270 * testsuite/debug_msg.sh: Update for changed error messages.
3271 * testsuite/undef_symbol.sh: Likewise.
3272
8e94a90c
ILT		 32732009-02-04 Duncan Sands <baldrick@free.fr>
3274
3275 PR 9812
3276 * reduced_debug_output.h
3277 (Output_reduced_debug_abbrev_section::failed): Use format for
3278 gold_warning.
3279 (Output_reduced_debug_info_section::faild): Likewise.
3280
88a0e15b
ILT		 32812009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3282
3283 * script.cc (Lazy_demangler): New class.
3284 (Version_script_info::get_symbol_version_helper): Demangle a
3285 symbol only once.
3286
5efc7cd2
CC		 32872009-01-29 Cary Coutant <ccoutant@google.com>
3288
3289 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3290 to __tls_get_addr.
3291 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3292
e0ebcf42
ILT		 32932009-01-28 Ian Lance Taylor <iant@google.com>
3294
5efc7cd2 3295 * version.cc (version_string): Bump to 1.9.
75fe7426 3296
e0ebcf42
ILT		 3297 * gold.h: Include <cstring> and <stdint.h>.
3298 * version.cc: Include <cstdio>.
3299 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3300 warning.
3301 * reduced_debug_output.cc (insert_into_vector): Rename from
3302 Insert_into_vector; change all callers. Use Swap_unaligned to
3303 avoid aliasing issue; remove union since it is unnecessary.
3304
8e2813be 33052009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3306
3307 * Makefile.am (CCFILES): Add gc.cc.
3308 (HFILES): Add gc.h.
3309 * Makefile.in: Regenerate.
3310 * gold.cc (Gc_runner): New class.
3311 (queue_initial_tasks): Call garbage collection related tasks
3312 when corresponding options are invoked.
3313 (queue_middle_gc_tasks): New function.
3314 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3315 processed early before laying out sections during garbage collection.
3316 * gold.h (queue_middle_gc_tasks): New function.
3317 (is_prefix_of): Move from "layout.cc".
3318 * i386.cc (Target_i386::gc_process_relocs): New function.
3319 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3320 * main.cc (main): Create object of class "Garbage_collection".
3321 * object.cc (Relobj::copy_symbols_data): New function.
3322 (Relobj::is_section_name_included): New function.
3323 (Sized_relobj::do_layout): Allow this function to be called twice
3324 during garbage collection and defer layout of section during the
3325 first call.
3326 * object.h (Relobj::get_symbols_data): New function.
3327 (Relobj::is_section_name_included): New function.
3328 (Relobj::copy_symbols_data): New function.
3329 (Relobj::set_symbols_data): New function.
3330 (Relobj::get_relocs_data): New function.
3331 (Relobj::set_relocs_data): New function.
3332 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3333 (Relobj::gc_process_relocs): New function.
3334 (Relobj::do_gc_process_relocs): New pure virtual function.
3335 (Relobj::sd_): New data member.
3336 (Sized_relobj::is_output_section_offset_invalid): New function.
3337 (Sized_relobj::do_gc_process_relocs): New function.
3338 * options.h (General_options::gc_sections): Modify to not be a no-op.
3339 (General_options::print_gc_sections): New option.
3340 * plugin.cc (Plugin_finish::run): Remove function call to
3341 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3342 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3343 * reloc.cc (Read_relocs::run): Add task to process relocs and
3344 determine unreferenced sections when doing garbage collection.
3345 (Gc_process_relocs): New class.
3346 (Sized_relobj::do_gc_process_relocs): New function.
3347 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3348 sections that are garbage collected.
3349 * reloc.h (Gc_process_relocs): New class.
3350 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3351 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3352 symbols whose corresponding sections are garbage collected.
3353 (Symbol_table::Symbol_table): Add new parameter for the garbage
3354 collection object.
3355 (Symbol_table::gc_mark_undef_symbols): New function.
3356 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3357 (Symbol_table::gc_mark_dyn_syms): New function.
3358 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3359 as garbage.
3360 (Symbol_table::add_from_object): Likewise.
3361 (Symbol_table::add_from_relobj): When building shared objects, do not
3362 treat externally visible symbols as garbage.
3363 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3364 table information for static and relocatable links.
3365 * symtab.h (Symbol_table::set_gc): New function.
3366 (Symbol_table::gc): New function.
3367 (Symbol_table::gc_mark_undef_symbols): New function.
3368 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3369 (Symbol_table::gc_mark_dyn_syms): New function.
3370 (Symbol_table::gc_): New data member.
3371 * target.h (Sized_target::gc_process_relocs): New pure virtual
3372 function.
3373 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3374 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3375
3b293544
CF		 33762009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3377
3378 * options.h (General_options::gc_sections): Define as a no-op for now.
3379 (General_options::no_keep_memory): Ditto.
3380 (General_options::Bshareable): Define.
3381 * options.cc (General_options::finalize): Honor -Bshareable.
3382
83d22aa8
AS		 33832009-01-20 Andreas Schwab <schwab@suse.de>
3384
3385 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3386 read the value in the contents, since we don't use it. Use the
3387 template endianness when writing.
3388 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3389
cd536b21
AS		 33902009-01-19 Andreas Schwab <schwab@suse.de>
3391
3392 * configure.tgt (powerpc64-*): Fix targ_obj.
3393
99e9a495
ILT		 33942009-01-15 Ian Lance Taylor <iant@google.com>
3395
3396 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3397 local symbols when stripping all symbols.
3398
bbbfea06
CC		 33992009-01-14 Cary Coutant <ccoutant@google.com>
3400
99e9a495 3401 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3402
0f7c0701
CC		 34032009-01-14 Cary Coutant <ccoutant@google.com>
3404
3405 * archive.cc (Archive::get_elf_object_for_member): Remove call
3406 to File_read::claim_for_plugin.
3407 * descriptors.cc (Descriptors::open): Remove reference to
3408 is_claimed.
3409 (Descriptors::claim_for_plugin): Remove.
3410 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3411 (Descriptors::is_claimed): Remove.
3412 (claim_descriptor_for_plugin): Remove.
3413 * fileread.cc (File_read::claim_for_plugin): Remove.
3414 * fileread.h (File_read::claim_for_plugin): Remove.
3415 (File_read::descriptor): Reopen descriptor if necessary.
3416 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3417 (Plugin_manager::all_symbols_read): Add task parameter. Change
3418 all callers.
3419 (Plugin_manager::get_input_file): New function.
3420 (Plugin_manager::release_input_file): New function.
3421 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3422 corresponding data member.
3423 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3424 and pass to base constructor. Change all callers.
3425 (get_input_file, release_input_file): New functions.
3426 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3427 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3428 (Plugin_manager::all_symbols_read): Add task parameter.
3429 (Plugin_manager::get_input_file): New function.
3430 (Plugin_manager::release_input_file): New function.
3431 (Plugin_manager::task_): New data member.
3432 (Pluginobj::Pluginobj): Add filesize parameter.
3433 (Pluginobj::filename): New function.
3434 (Pluginobj::descriptor): New function.
3435 (Pluginobj::filesize): New function.
3436 (Pluginobj::filesize_): New data member.
3437 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3438 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3439 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3440
3441 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3442 with archive libraries.
3443 * testsuite/Makefile.in: Regenerate.
3444 * testsuite/plugin_test.c (struct sym_info): New type.
3445 (get_input_file, release_input_file): New static variables.
3446 (onload): Capture new transfer vector entries.
3447 (claim_file_hook): Stop reading at end of file according to filesize.
3448 Factor out parsing of readelf output into separate function.
3449 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3450 APIs and get the source file name from the symbol table. Convert
3451 source file name to corresponding object file name. Print info
3452 message when adding new input files.
3453 (parse_readelf_line): New function.
3454 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3455 * testsuite/plugin_test_2.sh: Likewise.
3456 * testsuite/plugin_test_3.sh: Likewise.
3457 * testsuite/plugin_test_4.sh: New test case.
3458
62a6d109
ILT		 34592009-01-07 Ian Lance Taylor <iant@google.com>
3460
3461 * version.cc (version_string): Bump to 1.8.
3462
483620e8
CC		 34632008-12-23 Cary Coutant <ccoutant@google.com>
3464
3465 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3466 * plugin.cc (Plugin_manager::finish): Rename as
3467 layout_deferred_objects. Move cleanup to separate function.
3468 (Plugin_manager::cleanup): New function.
3469 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3470 separately.
3471 * plugin.h (Plugin_manager::finish): Rename as
3472 layout_deferred_objects.
3473 (Plugin_manager::cleanup): New function.
3474 (Plugin_manager::cleanup_done): New field.
3475
d66a9eb3
CC		 34762008-12-23 Cary Coutant <ccoutant@google.com>
3477
3478 * plugin.cc (is_visible_from_outside): New function.
3479 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3480 so we don't return "IR only" status for exported symbols or -r links.
3481
3482 * testsuite/Makefile.am (plugin_test_3): New test case.
3483 * testsuite/Makefile.in: Regenerate.
3484 * testsuite/plugin_test_3.sh: New file.
3485
5995b570
CC		 34862008-12-22 Cary Coutant <ccoutant@google.com>
3487
3488 * object.cc (Sized_relobj::layout_section): New function.
3489 (Sized_relobj::do_layout): Defer layout of input sections until after
3490 plugin has provided replacement files.
3491 (Sized_relobj::do_layout_deferred_sections): New function.
3492 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3493 (Relobj::layout_deferred_sections): New function.
3494 (Relobj::do_layout_deferred_sections): New function.
3495 (Sized_relobj::do_layout_deferred_sections): New function.
3496 (Sized_relobj::layout_section): New function.
3497 (Sized_relobj::Deferred_layout): New structure.
3498 (Sized_relobj::deferred_layout_): New field.
3499 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3500 Change all callers. Layout deferred sections.
3501 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3502 references.
3503 (Plugin_hook::run): Move code from do_plugin_hook inline.
3504 (Plugin_hook::do_plugin_hook): Remove.
3505 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3506 (Plugin_manager::finish): Renamed, was cleanup.
3507 (Plugin_manager::should_defer_layout): New function.
3508 (Plugin_manager::add_deferred_layout_object): New function.
3509 (Plugin_manager::Deferred_layout_list): New type.
3510 (Plugin_manager::deferred_layout_objects_): New field.
3511 (Plugin_hook::do_plugin_hook): Remove.
3512
ee769c88
ILT		 35132008-12-17 Ian Lance Taylor <iant@google.com>
3514
3515 * options.h (class General_options): Add --no case for
3516 --export-dynamic.
3517
abc8dcba
CC		 35182008-12-16 Cary Coutant <ccoutant@google.com>
3519
3520 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3521 vector.
3522 (Plugin_manager::claim_file): Create plugin object even if
3523 plugin did not call the add_symbols callback.
3524 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3525 asking for more symbols than were added.
3526 * testsuite/Makefile.am (plugin_test_1): Add test case with
3527 no global symbols.
3528 (empty.syms): New target.
3529 * testsuite/Makefile.in: Regenerate.
3530 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3531 message. Don't call add_symbols if no globals.
3532 (all_symbols_read_hook): Don't provide replacement for empty
3533 claimed file.
3534
b0074644
ILT		 35352008-12-12 Ian Lance Taylor <iant@google.com>
3536
68943102
ILT		 3537 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3538 r_type == 0 for a local symbol with r_sym == 0.
3539 (scan_relocatable_relocs): Pass r_sym to
3540 local_non_section_strategy.
3541 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3542 r_sym parameter.
3543
b0074644
ILT		 3544 * configure.ac: Update test for TLS descriptors: they are
3545 supported as of glibc 2.9.
3546 * configure: Rebuild.
3547
c2508178
ILT		 35482008-12-11 Ian Lance Taylor <iant@google.com>
3549
3550 PR 7091
3551 * target-reloc.h (Default_scan_relocatable_relocs): For each
3552 function, map r_type == 0 to RELOC_DISCARD.
3553
2756a258
CC		 35542008-12-10 Cary Coutant <ccoutant@google.com>
3555
3556 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3557 object to override a kept COMDAT group from a plugin object.
3558
bb6f53d3
ILT		 35592008-12-09 Ian Lance Taylor <iant@google.com>
3560
fbc558e1
ILT		 3561 PR 7088
3562 * yyscript.y (file_cmd): Handle INPUT.
3563
bb6f53d3
ILT		 3564 * testsuite/initpri1.c: Change all declarations to be full
3565 prototypes by adding void, to avoid compiler warnings.
3566
4674ecfc
CC		 35672008-12-05 Rafael Avila de Espindola <espindola@google.com>
3568
3569 * options.cc (General_options::parse_plugin_opt): New.
3570 (General_options::add_plugin): The argument now is just the filename.
3571 (General_options::add_plugin_option): New.
3572 * options.h (plugin_opt): New.
3573 (add_plugin): Change argument name.
3574 (add_plugin_option): New.
3575 * plugin.cc (Plugin::load): Don't parse the plugin option.
3576 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3577 (Plugin::add_option): New.
3578 (Plugin::args_): Change type.
3579 (Plugin::filename_): New.
3580 (Plugin_manager::add_plugin_option): New.
3581 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3582 * testsuite/Makefile.in: Regenerate.
3583
fd06b4aa
CC		 35842008-12-05 Cary Coutant <ccoutant@google.com>
3585
3586 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3587 Handle --strip-lto-sections option.
3588 * options.h (strip_lto_sections): New option.
3589
6c52134c
CC		 35902008-12-01 Cary Coutant <ccoutant@google.com>
3591
3592 * plugin.cc (ld_plugin_message): Change format parameter to const.
3593 Fix mismatch between new[] and delete.
3594
a45248e0
CC		 35952008-11-14 Cary Coutant <ccoutant@google.com>
3596
3597 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3598 instead of -1U.
3599
c82fbeee
CS		 36002008-11-05 Craig Silverstein <csilvers@google.com>
3601
3602 * options.cc (General_options::parse_dynamic_list): New function.
3603 * options.h (General_options): New flags dynamic_list,
3604 dynamic_list_data, dynamic_list_cpp_new, and
3605 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3606 (General_options::in_dynamic_list): New function.
3607 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3608 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3609 (Lex::can_continue_name): Likewise.
3610 (yylex): Likewise.
3611 (read_script_file): New parameter script_options.
3612 (read_dynamic_list): New function.
3613 (Script_options::define_dynamic_list): New function.
3614 (dynamic_list_keyword_parsecodes): New variable.
3615 (dynamic_list_keywords): New variable.
3616 * script.h (Script_options::define_dynamic_list): New function
3617 prototype.
3618 (read_dynamic_list): New function prototype.
3619 * symtab.cc (strprefix): New macro.
3620 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3621 dynamic_list_data, dynamic_list_cpp_new, and
3622 dynamic_list_cpp_typeinfo.
3623 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3624 (dynamic_list_expr): New rule.
3625 (dynamic_list_nodes): Likewise.
3626 (dynamic_list_node): Likewise.
3627 * testsuite/Makefile.am (dynamic_list): New test.
3628 * testsuite/Makefile.in: Regenerated.
3629 * testsuite/dynamic_list.t: New file.
3630 * testsuite/dynamic_list.sh: New file.
3631
e0bb29a5
CS		 36322008-11-05 Craig Silverstein <csilvers@google.com>
3633
3634 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3635 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3636 (t11_last): Likewise.
3637 * testsuite/ver_test_6.c (main): Likewise.
3638
4e1e25e0
CC		 36392008-10-07 Cary Coutant <ccoutant@google.com>
3640
3641 * options.c (General_options::finalize): Add check for -static and
3642 -shared.
3643 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3644 is not empty.
3645
92f03fcb
CC		 36462008-10-02 Cary Coutant <ccoutant@google.com>
3647
3648 * plugin.cc (make_sized_plugin_object): Fix conditional
3649 compilation to work when not all targets are enabled.
3650
fbd8a257
CC		 36512008-09-29 Cary Coutant <ccoutant@google.com>
3652
3653 * archive.cc (Archive::get_file_and_offset): Use filename instead
3654 of name to get library path.
3655 (Archive::include_member): Unlock external member of a thin archive.
3656
3657 * testsuite/Makefile.am (TEST_AR): New variable.
3658 (thin_archive_test_1): New test.
3659 (thin_archive_test_2): New test.
81636b3f
CC		 3660 * testsuite/Makefile.in: Regenerate.
3661 * testsuite/thin_archive_main.cc: New file.
3662 * testsuite/thin_archive_test_1.cc: New file.
3663 * testsuite/thin_archive_test_2.cc: New file.
3664 * testsuite/thin_archive_test_3.cc: New file.
3665 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3666
eff45813
CC		 36672008-09-29 Cary Coutant <ccoutant@google.com>
3668
3669 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3670 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3671 instead of -1U.
3672 (Sized_relobj::do_finalize_local_symbols): Likewise.
3673 (Sized_relobj::map_to_kept_section): Likewise.
3674 * object.h (Sized_relobj::invalid_address): New constant.
3675 (Sized_relobj::do_output_section_offset): Check for invalid_address
3676 and return -1ULL.
3677 * output.cc (Output_reloc::local_section_offset): Use constant
3678 invalid_address instead of -1U.
3679 (Output_reloc::get_address): Likewise.
3680 (Output_section::output_address): Change -1U to -1ULL.
3681 * output.h (Output_reloc::invalid_address): New constant.
3682 * reloc.cc (Sized_relobj::write_sections): Use constant
3683 invalid_address instead of -1U.
3684 (Sized_relobj::relocate_sections): Likewise.
3685 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3686 values for merge sections.
3687 * target-reloc.h (relocate_for_relocatable): Use constant
3688 invalid_address instead of -1U.
3689
89fc3421
CC		 36902008-09-19 Cary Coutant <ccoutant@google.com>
3691
3692 Add plugin functionality for link-time optimization (LTO).
3693 * configure.ac (plugins): Add --enable-plugins option.
3694 * configure: Regenerate.
3695 * config.in: Regenerate.
3696 * Makefile.am (LIBDL): New variable.
3697 (CCFILES): Add plugin.cc.
3698 (HFILES): Add plugin.h.
3699 (ldadd_var): Add LIBDL.
3700 * Makefile.in: Regenerate.
3701
3702 * archive.cc: Include "plugin.h".
3703 (Archive::setup): Don't preread archive symbols when using a plugin.
3704 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3705 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3706 files.
3707 (Archive::include_member): Add symbols from plugin objects.
3708 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3709 * descriptors.cc (Descriptors::open): Check for file descriptors
3710 abandoned by plugins.
3711 (Descriptors::claim_for_plugin): New function.
3712 * descriptors.h (Descriptors::claim_for_plugin): New function.
3713 (Open_descriptor::is_claimed): New field.
3714 (claim_descriptor_for_plugin): New function.
3715 * fileread.cc (File_read::claim_for_plugin): New function.
3716 * fileread.h (File_read::claim_for_plugin): New function.
3717 (File_read::descriptor): New function.
3718 * gold.cc: Include "plugin.h".
3719 (queue_initial_tasks): Add task to call plugin hooks for generating
3720 new object files.
3721 * main.cc: Include "plugin.h".
3722 (main): Load plugin libraries.
3723 * object.h (Pluginobj): Declare.
3724 (Object::pluginobj): New function.
3725 (Object::do_pluginobj): New function.
3726 (Object::set_target): New function.
3727 * options.cc: Include "plugin.h".
3728 (General_options::parse_plugin): New function.
3729 (General_options::General_options): Initialize plugins_ field.
3730 (General_options::add_plugin): New function.
3731 * options.h (Plugin_manager): Declare.
3732 (General_options): Add --plugin option.
3733 (General_options::has_plugins): New function.
3734 (General_options::plugins): New function.
3735 (General_options::add_plugin): New function.
3736 (General_options::plugins_): New field.
3737 * plugin.cc: New file.
3738 * plugin.h: New file.
3739 * readsyms.cc: Include "plugin.h".
3740 (Read_symbols::do_read_symbols): Check for archive before checking
3741 for ELF file. Call plugin hooks to claim files.
3742 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3743 from a real object file; force override when processing replacement
3744 files.
3745 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3746 (Symbol::init_base_object): Likewise.
3747 (Symbol::init_base_output_data): Likewise.
3748 (Symbol::init_base_output_segment): Likewise.
3749 (Symbol::init_base_constant): Likewise.
3750 (Symbol::init_base_undefined): Likewise.
3751 (Symbol::output_section): Assert that object is not a plugin.
3752 (Symbol_table::add_from_pluginobj): New function.
3753 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3754 undefined.
3755 (Symbol_table::sized_write_globals): Likewise.
3756 (Symbol_table::add_from_pluginobj): Instantiate template.
3757 * symtab.h (Sized_pluginobj): Declare.
3758 (Symbol::in_real_elf): New function.
3759 (Symbol::set_in_real_elf): New function.
3760 (Symbol::in_real_elf_): New field.
3761 (Symbol_table::add_from_pluginobj): New function.
3762
3763 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3764 (LIBDL): New variable.
3765 (LDADD): Add LIBDL.
3766 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3767 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3768 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3769 (MOSTLYCLEANFILES): Likewise.
3770 * testsuite/Makefile.in: Regenerate.
3771 * testsuite/plugin_test.c: New file.
3772 * testsuite/plugin_test_1.sh: New file.
3773 * testsuite/plugin_test_2.sh: New file.
3774
de31bda5
ILT		 37752008-09-16 Ian Lance Taylor <iant@google.com>
3776
9c2d0ef9
ILT		 3777 * target-reloc.h (relocate_section): Check whether a symbol is
3778 defined by the ABI before reporting an undefined symbol error.
3779 * target.h (Target::is_defined_by_abi): Make parameter const.
3780 (Target::do_is_defined_by_abi): Likewise.
3781 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3782 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3783 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3784 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3785 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3786 * testsuite/Makefile.in: Rebuild.
3787
de31bda5
ILT		 3788 * fileread.cc (make_view): Add casts to avoid warning.
3789
9fa33bee
AO		 37902008-09-16 Alexandre Oliva <aoliva@redhat.com>
3791
3792 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3793 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3794
183fd0e3
AO		 37952008-09-16 Alexandre Oliva <aoliva@redhat.com>
3796
3797 * options.h (General_options::output_is_executable): New.
3798 (General_options::output_is_pie): New.
3799 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3800 for shared libraries.
3801 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3802
7be8330a
CD		 38032008-09-11 Chris Demetriou <cgd@google.com>
3804
3805 * options.h (origin): New -z option.
3806 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3807 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3808 in DT_FLAGS_1.
3809
a9caad02
CC		 38102008-09-05 Cary Coutant <ccoutant@google.com>
3811
3812 * fileread.cc (File_read::make_view): Add check for attempt to map
3813 beyond end of file.
3814
ae6dce4d
CC		 38152008-09-05 Cary Coutant <ccoutant@google.com>
3816
3817 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3818 explicit instantiations.
3819
d7ab2a47
KVH		 38202008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3821
3822 PR gold/6858
3823 * options.cc (General_options::finalize): Allow undefined symbols
3824 in shlibs if linking -shared.
3825
3826 PR gold/6859
3827 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3828 symbols as not needing a dynsym entry.
3829
1e52a9c1
CS		 38302008-08-20 Craig Silverstein <csilvers@google.com>
3831
3832 * fileread.cc (File_read::open): Do not lock the file unless it
3833 was successfully opened.
3834
d85c80a3
CC		 38352008-08-14 Cary Coutant <ccoutant@google.com>
3836
3837 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3838 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3839 * testsuite/tls_test.cc (struct int128): 128-bit struct
3840 for testing TLS relocs with non-zero addend.
3841 (v12): New TLS variable.
3842 (t12): New test.
3843 (t_last): Add check for v12.
3844 * testsuite/tls_test.h (t12): New function.
3845 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3846
2d924fd9
ILT		 38472008-08-13 Ian Lance Taylor <iant@google.com>
3848
3849 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3850 set tls_segment_ or relro_segment_.
3851 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3852 when appropriate.
3853 * output.h (Output_section::clear_is_relro): New function.
3854 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3855 sections specially even when output_data_ is empty.
3856 (Output_segment::maximum_alignment): When first section is relro,
3857 only force alignment for PT_LOAD segments.
3858 * script.cc (script_data_segment_align): New function.
3859 (script_data_segment_relro_end): New function.
3860 * script-c.h (script_data_segment_align): Declare.
3861 (script_data_segment_relro_end): Declare.
3862 * script-sections.h (class Script_sections): Declare
3863 data_segment_align and data_segment_relro_end. Add fields
3864 segment_align_index_ and saw_relro_end_.
3865 * script-sections.cc (class Sections_element): Add set_is_relro
3866 virtual function. Add new bool* parameter to place_orphan_here.
3867 Add get_output_section virtual function.
3868 (class Output_section_definition): Add set_is_relro. Add new
3869 bool* parameter to place_orphan_here. Add get_output_section.
3870 Add is_relro_ field.
3871 (Output_section_definition::Output_section_definition): Initialize
3872 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3873 and is_relro_ fields.
3874 (Output_section_definition::place_orphan_here): Add is_relro
3875 parameter.
3876 (Output_section_definition::set_section_addresses): Set relro for
3877 output section.
3878 (Output_section_definition::alternate_constraint): Likewise.
3879 (class Orphan_output_section): Add new bool* parameter to
3880 place_orphan_here. Add get_output_section.
3881 (Orphan_output_section::place_orphan_here): Add is_relro
3882 parameter.
3883 (Script_sections::Script_sections): Initialize
3884 data_segment_align_index_ and saw_relro_end_.
3885 (Script_sections::data_segment_align): New function.
3886 (Script_sections::data_segment_relro_end): New function.
3887 (Script_sections::place_orphan): Set or clear is_relro.
3888 (Script_sections::set_section_addresses): Force alignment of first
3889 TLS section.
3890 * yyscript.y (exp): Call script_data_segment_align and
3891 script_data_segment_relro_end.
3892 * testsuite/relro_script_test.t: New file.
3893 * testsuite/relro_test.cc (using_script): Declare.
3894 (t1, t2): Test using_script.
3895 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3896 (relro_script_test_SOURCES): Define.
3897 (relro_script_test_DEPENDENCIES): Define.
3898 (relro_script_test_LDFLAGS): Define.
3899 (relro_script_test_LDADD): Define.
3900 (relro_script_test.so): New target.
3901 * testsuite/Makefile.in: Rebuild.
3902
f827c9a9
CC		 39032008-08-06 Cary Coutant <ccoutant@google.com>
3904
3905 * archive.cc (Archive::total_archives, Archive::total_members)
3906 (Archive::total_members_loaded): New variables.
3907 (Archive::setup): Add parameter. Add option to preread
3908 archive symbols.
3909 (Archive::read_armap): Add counter.
3910 (Archive::get_file_and_offset): New function.
3911 (Archive::get_elf_object_for_member): New function.
3912 (Archive::read_all_symbols): New function.
3913 (Archive::read_symbols): New function.
3914 (Archive::add_symbols): Add counters.
3915 (Archive::include_all_members): Use armap to find members if it's
3916 already built.
3917 (Archive::include_member): Skip reading symbols if already read.
3918 Factored code into Archive::get_file_and_offset and
3919 Archive::get_elf_object_for_member. Changed call to
3920 Mapfile::report_include_archive_member.
3921 (Archive::print_stats): New function.
3922 * archive.h: Declare Object and Read_symbols_data classes.
3923 (Archive::Archive): Add initializers for new members.
3924 (Archive::setup): Add parameter.
3925 (Archive::print_stats): New function.
3926 (Archive::total_archives, Archive::total_members)
3927 (Archive::total_members_loaded): New variables.
3928 (Archive::get_file_and_offset): New function.
3929 (Archive::get_elf_object_for_member): New function.
3930 (Archive::read_all_symbols): New function.
3931 (Archive::read_symbols): New function.
3932 (Archive::Archive_member): New class.
3933 (Archive::members_): New member.
3934 (Archive::num_members_): New member.
3935 * main.cc: Include archive.h.
3936 (main): Call Archive::print_stats.
3937 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3938 archive parameter; member_name is now the fully-decorated name.
3939 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3940 * options.h: (General_options): Add --preread-archive-symbols option.
3941 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3942 Archive::setup.
3943
de4c45bd
ILT		 39442008-08-04 Ian Lance Taylor <iant@google.com>
3945
3946 * symtab.h (Symbol::use_plt_offset): New function.
3947 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3948 * powerpc.cc (Relocate::relocate): Likewise.
3949 * sparc.cc (Relocate::relocate): Likewise.
3950 * x86_64.cc (Relocate::relocate): Likewise.
3951 * testsuite/weak_plt.sh: New test.
3952 * testsuite/weak_plt_main.cc: New test.
3953 * testsuite/weak_plt_shared.cc: New test.
3954 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3955 (check_PROGRAMS): Add weak_plt.
3956 (check_DATA): Add weak_plt_shared.so.
3957 (weak_plt_main_pic.o, weak_plt): New targets.
3958 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3959 * testsuite/Makefile.in: Rebuild.
3960
3961 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3962 gcctestdir/ld.
3963 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3964 * testsuite/Makefile.in: Rebuild.
3965
323ee3f4
AM		 39662008-08-04 Alan Modra <amodra@bigpond.net.au>
3967
3968 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3969 * Makefile.in: Regenerate.
3970 * po/POTFILES.in: Regenerate.
3971
7c07ecec
ILT		 39722008-07-29 Ian Lance Taylor <iant@google.com>
3973
3974 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3975 symbols before other symbols.
3976 * testsuite/script_test_2.cc (test_addr): Declare.
3977 (test_addr_alias): Declare.
3978 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3979 values.
7c07ecec
ILT		 3980 * testsuite/script_test_2.t: Define test_addr_alias and
3981 test_addr.
3982
5778530e
ILT		 39832008-07-24 Ian Lance Taylor <iant@google.com>
3984
2a00e4fb
ILT		 3985 PR 5990
3986 * descriptors.cc: New file.
3987 * descriptors.h: New file.
3988 * gold-threads.h (class Hold_optional_lock): New class.
3989 * fileread.cc: Include "descriptors.h".
3990 (File_read::~File_read): Release descriptor rather than closing
3991 it.
3992 (File_read::open) [file]: Call open_descriptor rather than open.
3993 Set is_descriptor_opened_.
3994 (File_read::open) [memory]: Assert that descriptor is not open.
3995 (File_read::reopen_descriptor): New function.
3996 (File_read::release): Release descriptor.
3997 (File_read::do_read): Make non-const. Reopen descriptor.
3998 (File_read::read): Make non-const.
3999 (File_read::make_view): Reopen descriptor.
4000 (File_read::do_readv): Likewise.
4001 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4002 Update declarations.
4003 * layout.cc: Include "descriptors.h".
4004 (Layout::create_build_id): Use open_descriptor rather than open.
4005 * output.cc: Include "descriptors.h".
4006 (Output_file::open): Use open_descriptor rather than open.
4007 * archive.cc (Archive::const_iterator): Change Archive to be
4008 non-const.
4009 (Archive::begin, Archive::end): Make non-const.
4010 (Archive::count_members): Likewise.
4011 * archive.h (class Archive): Update declarations.
4012 * object.h (Object::read): Make non-const.
4013 * Makefile.am (CCFILES): Add descriptors.cc.
4014 (HFILES): Add descriptors.h.
4015 * Makefile.in: Rebuild.
4016
801647d1
ILT		 4017 PR 6716
4018 * gold.h: Always include <clocale>. Add Solaris workarounds
4019 following code in binutils/sysdep.h.
4020
5edd166e
ILT		 4021 PR 6048
4022 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4023 this->eh_frame_hdr_ is NULL before using it.
4024
c89ad728
ILT		 4025 * dynobj.cc (Versions::Versions): Update comment.
4026
aa86f06b
ILT		 4027 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4028 the base version name.
4029
5778530e
ILT		 4030 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4031 array size plus one.
4032 (Stringpool_template::set_string_offsets): Subtract one from key
4033 before using it as an array index.
4034 (Stringpool_template::get_offset_with_length): Likewise.
4035 (Stringpool_template::write_to_buffer): Likewise.
4036 * stringpool.h (Stringpool_template::get_offset_from_key):
4037 Likewise.
4038
057ead22
ILT		 40392008-07-23 Ian Lance Taylor <iant@google.com>
4040
7f649c59
ILT		 4041 PR 6658
4042 * object.h (Merged_symbol_value::value): Do our best to handle a
4043 negative addend.
4044
057ead22
ILT		 4045 PR 6647
4046 * script.cc (Version_script_info::get_versions): Don't add empty
4047 version tag to return value.
4048 (Version_script_info::get_symbol_version_helper): Change return
4049 type to bool. Add pversion parameter. Change all callers.
4050 (script_register_vers_node): Don't require a non-NULL tag.
4051 * script.h (class Version_script_info): Update declarations.
4052 (Version_script_info::get_symbol_version): Change return type to
4053 bool. Add version parameter. Change all callers.
4054 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4055 handling. Handle an empty version from a version script.
4056 (Symbol_table::define_special_symbol): Likewise.
4057 * testsuite/ver_test_10.script: New file.
4058 * testsuite/ver_test_10.sh: New file.
4059 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4060 (check_DATA): Add ver_test_10.syms.
4061 (ver_test_10.syms, ver_test_10.so): New target.
4062 * testsuite/Makefile.in: Rebuild.
4063
58e54ac2
CD		 40642008-07-23 Simon Baldwin <simonb@google.com>
4065
4066 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4067 to zero for undefined symbols from dynamic libraries.
4068
95d14cd3
ILT		 40692008-07-23 Ian Lance Taylor <iant@google.com>
4070
4071 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4072 Change all callers.
4073 * symtab.h (class Symbol_table): Update declaration.
4074 * testsuite/ver_test_9.cc: New file.
4075 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4076 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4077 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4078 (ver_test_9.so, ver_test_9.o): New targets.
4079 * testsuite/Makefile.in: Rebuild.
4080
92de84a6
ILT		 40812008-07-22 Ian Lance Taylor <iant@google.com>
4082
34810851
ILT		 4083 * options.h (class General_options): Define --check-sections.
4084 * layout.cc (Layout::set_segment_offsets): Handle
4085 --check-sections.
4086
af6156ef
ILT		 4087 * options.h (class General_options): Define -n/--nmagic and
4088 -N/--omagic.
4089 * options.cc (General_options::finalize): For -n/--nmagic or
4090 -N/--omagic, set -static.
4091 * layout.cc (Layout::attach_allocated_section_to_segment): If
4092 -N/--omagic, don't put read-only and read-write sections in
4093 different segments.
4094 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4095 finding a read-only segment.
4096 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4097 don't set the minimum segment alignment to the common page size,
4098 and don't set the file offset to the address modulo the page size.
4099 * script-sections.cc (Script_sections::create_segments): If
4100 -n/--omagic, don't put read-only and read-write sections in
4101 different segments.
4102
92de84a6
ILT		 4103 * cref.cc: New file.
4104 * cref.h: New file.
4105 * options.h (class General_options): Add --print-symbol-counts.
4106 * main.cc (main): Issue defined symbol report if requested.
4107 * archive.cc (Archive::interpret_header): Make into a const member
4108 function.
4109 (Archive::add_symbols): Call Input_objects::archive_start and
4110 archive_stop.
4111 (Archive::const_iterator): Define new class.
4112 (Archive::begin, Archive::end): New functions.
4113 (Archive::include_all_members): Rewrite to use iterator.
4114 (Archive::count_members): New function.
4115 * archive.h (class Archive): Update declarations.
4116 (Archive::filename): New function.
4117 * object.cc: Include "cref.h".
4118 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4119 (Sized_relobj::do_get_global_symbol_counts): New function.
4120 (Input_objects::add_object): Add object to cross-referencer.
4121 (Input_objects::archive_start): New function.
4122 (Input_objects::archive_stop): New function.
4123 (Input_objects::print_symbol_counts): New function.
4124 * object.h: Declare Cref and Archive.
4125 (Object::get_global_symbol_counts): New function.
4126 (Object::do_get_global_symbol_counts): New pure virtual function.
4127 (class Sized_relobj): Add defined_count_ field. Update
4128 declarations.
4129 (class Input_objects): Add cref_ field. Update constructor.
4130 Update declarations.
4131 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4132 defined_count_.
4133 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4134 symbol counts.
4135 (Sized_dynobj::do_get_global_symbol_counts): New function.
4136 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4137 defined_count_. Update declarations. Define Symbols typedef.
4138 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4139 parameter. Change all callers.
4140 (Symbol_table::add_from_dynobj): Add sympointers and defined
4141 parameters. Change all callers.
4142 * symtab.h (class Symbol_table): Update declarations.
4143 * Makefile.am (CCFILES): Add cref.cc.
4144 (HFILES): Add cref.h.
4145 * Makefile.in: Rebuild.
4146
3f7c5e1d
CD		 41472008-07-22 Simon Baldwin <simonb@google.com>
4148
4149 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4150 to zero when writing undefined symbols.
4151
e0b64032
ILT		 41522008-07-22 Ian Lance Taylor <iant@google.com>
4153
4154 * output.cc (Output_section::add_input_section): Don't try to
4155 merge empty merge sections.
4156
096b02cf
CS		 41572008-07-21 Craig Silverstein <csilvers@google.com>
4158
4159 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4160 Include symbol version in error message.
cd536b21 4161
1d1f116d
CD		 41622008-07-20 Chris Demetriou <cgd@google.com>
4163
cd536b21 4164 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4165 (RANDOM_SEED_CFLAGS): New substituted variable.
4166 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4167 * configure: Rebuild.
4168 * Makefile.in: Likewise.
4169 * testsuite/Makefile.in: Likewise.
4170
a18f591e
ILT		 41712008-07-18 Ian Lance Taylor <iant@google.com>
4172
4173 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4174 where we see NAME/NULL and NAME/VERSION as separate symbols.
4175 * testsuite/ver_test_main.cc (main): Call t4.
4176 (t4, t4_2a): Define.
4177 * testsuite/ver_test_2.cc (t4_2): Define.
4178 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4179 * testsuite/ver_test_4.cc (t4_2a): Define.
4180 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4181 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4182
c6e3f6ed
ILT		 41832008-07-17 Ian Lance Taylor <iant@google.com>
4184
4185 * dynobj.cc (Versions::add_def): If we give an error about a
4186 missing version, go ahead and create the version anyhow.
4187
ef9beddf
ILT		 41882008-07-10 Ian Lance Taylor <iant@google.com>
4189
4190 Handle output sections with more than 0x7fffffff bytes.
4191 * object.h (class Relobj): Change map_to_output_ to
4192 output_sections_, and just keep a section pointer. Change all
4193 uses. Move comdat group support to Sized_relobj.
4194 (Relobj::is_section_specially_mapped): Remove.
4195 (Relobj::output_section): Remove poff parameter. Change all
4196 callers.
4197 (Relobj::output_section_offset): New function.
4198 (Relobj::set_section_offset): Rewrite.
4199 (Relobj::map_to_output): Remove.
4200 (Relobj::output_sections): New function.
4201 (Relobj::do_output_section_offset): New pure virtual function.
4202 (Relobj::do_set_section_offset): Likewise.
4203 (class Sized_relobj): Add section_offsets_ field. Add comdat
4204 group support from Relobj. Update declarations.
4205 (Sized_relobj::get_output_section_offset): New function.
4206 (Sized_relobj::do_output_section_offset): New function.
4207 (Sized_relobj::do_set_section_offset): New function.
4208 * object.cc (Relobj::output_section_address): Remove.
4209 (Sized_relobj::Sized_relobj): Initialize new fields.
4210 (Sized_relobj::include_section_group): Cast find_kept_object to
4211 Sized_relobj.
4212 (Sized_relobj::include_linkonce_section): Likewise.
4213 (Sized_relobj::do_layout): Use separate arrays for output section
4214 and output offset.
4215 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4216 output_sections.
4217 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4218 output_sections and section_offsets.
4219 (Sized_relobj::write_local_symbols): Likewise.
4220 (map_to_kept_section): Compute output address directly.
4221 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4222 output_sections and section_offsets.
4223 (Sized_relobj::write_sections): Likewise.
4224 (Sized_relobj::relocate_sections): Likewise.
4225 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4226 * output.h (class Output_reloc): Update declarations. Change
4227 u2_.relobj to Sized_relobj*.
4228 (class Output_data_reloc): Change add functions to use
4229 Sized_relobj*.
4230 * output.cc (Output_reloc::Output_reloc): Change relobj to
4231 Sized_relobj*.
4232 (Output_reloc::local_section_offset): Change return type to
4233 Elf_Addr. Use get_output_section_offset.
4234 (Output_reloc::get_address): Likewise.
4235 (Output_section::is_input_address_mapped): Don't call
4236 is_section_specially_mapped.
4237 (Output_section::output_offset): Likewise.
4238 (Output_section::output_address): Likewise.
4239 (Output_section::starting_output_address): Likewise.
4240 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4241 parameter to Sized_relobj*.
4242 (Copy_relocs::need_copy_reloc): Likewise.
4243 (Copy_relocs::save): Likewise.
4244 * copy-relocs.h (class Copy_relocs): Update declarations.
4245 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4246 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4247 * target-reloc.h (relocate_for_relocatable): Change
4248 offset_in_output_section type to Elf_Addr. Change code that uses
4249 it as well.
4250 * layout.cc (Layout::layout): Always set *off.
4251 * mapfile.cc (Mapfile::print_input_section): Use
4252 output_section_offset.
4253 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4254 Sized_relobj*.
4255 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4256 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4257 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4258
5cb66f97
ILT		 42592008-07-03 Ian Lance Taylor <iant@google.com>
4260
4261 * layout.cc (Layout::include_section): Do not discard unrecognized
4262 SHT_STRTAB sections.
4263
afe47622
CS		 42642008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4265
4266 * script.cc (Lex::can_continue_name): Make '?' allowable in
4267 version-script names.
4268 * testsuite/version_script.map: Change glob pattern to use '?'
4269
5adf9721
ILT		 42702008-06-30 Manish Singh <yosh@gimp.org>
4271
4272 PR 6585
4273 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4274 Correct typo.
4275
e6fde208
ILT		 42762008-06-30 Ian Lance Taylor <iant@google.com>
4277
4278 PR 6660
4279 PR 6682
4280 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4281 versions]: Don't try to read the value in the contents, since we
4282 don't use it. Use the template endianness when writing.
4283
3f2e6a2d
CC		 42842008-06-25 Cary Coutant <ccoutant@google.com>
4285
4286 * fileread.cc (File_read::make_view): Assert on zero-length view.
4287 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4288 symbol table when there are no symbols to read.
4289
c43d3a48
CS		 42902008-06-23 Craig Silverstein <csilvers@google.com>
4291
4292 * version.cc (version_string): Bump to 1.7
4293
5f494ea0
CS		 42942008-06-18 Craig Silverstein <csilvers@google.com>
4295
4296 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4297 constant 0xFFFF to type Valtype.
4298 (Powerpc_relocate_functions::rel16_ha): Likewise.
4299
c42e122e
ILT		 43002008-06-17 Ian Lance Taylor <iant@google.com>
4301
f34787f8
ILT		 4302 * output.h (Output_section::Input_section): Initialize p2align_ to
4303 zero for Output_section_data constructors.
4304 (Output_section::Input_section::addralign): If not an input
4305 section, return the alignment of the Output_section_data.
4306 * testsuite/copy_test.cc: New file.
4307 * testsuite/copy_test_1.cc: New file.
4308 * testsuite/copy_test_2.cc: New file.
4309 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4310 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4311 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4312 (copy_test_1_pic.o, copy_test_1.so): New targets.
4313 (copy_test_2_pic.o, copy_test_2.so): New targets.
4314 * testsuite/Makefile.in: Rebuild.
4315
c42e122e
ILT		 4316 * script-sections.cc (Script_sections::place_orphan): Initialize
4317 local variable exact.
4318
ce3ac18a
DE		 43192008-06-13 David Edelsohn <edelsohn@gnu.org>
4320
4321 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4322
42cacb20
DE		 43232008-06-12 David Edelsohn <edelsohn@gnu.org>
4324 David S. Miller <davem@davemloft.net>
4325
4326 * powerpc.cc: New file.
4327 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4328 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4329 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4330 * Makefile.in: Rebuild.
4331
7b308235
ILT		 43322008-06-09 Ian Lance Taylor <iant@google.com>
4333
4334 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4335 <exception>.
4336 (throwing, orig_terminate): New static variables.
4337 (terminate_handler): New static function.
4338 (t2): Set terminate handler.
4339
f0b886e3
ILT		 43402008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4341
4342 PR 6584
cd536b21 4343 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4344 alignment.
4345
3e90f135
CC		 43462008-05-30 Cary Coutant <ccoutant@google.com>
4347
4348 * archive.cc (Archive::include_all_members) Correct to step
4349 over symbol table and extended name table in thin archives.
4350
e09ad04a
ILT		 43512008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4352
4353 PR 6407
4354 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4355 calculation.
4356
62b01cb5
ILT		 43572008-05-28 Caleb Howe <cshowe@google.com>
4358
4359 * reduced_debug_output.cc: New file.
4360 * reduced_debug_output.h: New file.
92de84a6 4361 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4362 * options.cc (General_options::finalize): Add strip_debug_non_line
4363 to the strip heirarchy.
4364 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4365 fields.
4366 * layout.cc: Include "reduced_debug_output.h".
4367 (Layout::Layout): Initialize new fields.
4368 (line_only_debug_sections): New static array.
4369 (is_lines_only_debug_sections): New static inline function.
4370 (Layout::include_section): Handle --strip-debug-non-line.
4371 (Layout::make_output_section): If --strip-debug-non-line, build
4372 new output sections for .debug_abbrev and .debug_info.
4373 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4374 gold. Warn about possible overflow.
4375 (read_signed_LEB_128): Likewise.
4376 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4377 (read_signed_LEB_128): Declare.
4378 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4379 (HFILES): Add reduced_debug_output.h.
4380 * Makefile.in: Rebuild.
4381
7d9e3d98
ILT		 43822008-05-21 Ian Lance Taylor <iant@google.com>
4383
4384 * mapfile.cc: New file.
4385 * mapfile.h: New file.
4386 * options.h (class General_options): Add -M/--print-map and -Map.
4387 * options.cc (General_options::finalize): Make -M equivalent to
4388 -Map -.
4389 * main.cc: Include <cstdio> and "mapfile.h".
4390 (main): Open mapfile if requested.
4391 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4392 constructor. Change caller.
4393 (queue_initial_tasks): Add mapfile parameter. Change caller.
4394 (queue_middle_tasks): Likewise.
4395 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4396 declarations.
4397 * archive.cc: Include "mapfile.h".
4398 (Archive::add_symbols): Add mapfile parameter. Change all
4399 callers. Pass mapfile, symbol, and reason to include_member.
4400 (Archive::include_all_members): Add mapfile parameter. Change all
4401 callers.
4402 (Archive::include_member): Add mapfile, sym, and why parameters.
4403 Change all callers. Report inclusion to map file.
4404 * archive.h: Include "fileread.h".
4405 (class Archive): Update declarations.
4406 (Archive::file): New const method.
4407 (class Add_archive_symbols): Add mapfile_ field. Update
4408 constructor. Change all callers.
4409 * readsyms.h (class Read_symbols): Likewise.
4410 (class Finish_group): Likewise.
4411 (class Read_script): Likewise.
4412 * common.cc: Include "mapfile.h".
4413 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4414 all callers.
4415 (Symbol_table::do_allocate_commons): Likewise.
4416 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4417 symbol allocation to mapfile.
4418 * common.h (class Allocate_commons_task): Add mapfile_ field.
4419 Update constructor. Change all callers.
4420 * symtab.h (class Symbol_table): Update declarations.
4421 * layout.cc: Include "mapfile.h".
4422 (Layout_task_runner::run): Print information to mapfile.
4423 (Layout::create_gold_note): Change Output_data_fixed_space to
4424 Output_data_zero_fill.
4425 (Layout::create_build_id): Likewise.
4426 (Layout::print_to_mapfile): New function.
4427 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4428 constructor. Change caller.
4429 (class Layout): Declare print_to_mapfile.
4430 * output.cc (Output_section::Input_section::print_to_mapfile): New
4431 function.
4432 (Output_section::add_input_section): If producing a map, always
4433 add to input_sections_ list.
4434 (Output_section::do_print_to_mapfile): New function.
4435 (Output_segment::print_sections_to_mapfile): New function.
4436 (Output_segment::print_section_list_to_mapfile): New function.
4437 * output.h: Include "mapfile.h".
4438 (Output_data::print_to_mapfile): New function.
4439 (Output_data::do_print_to_mapfile): New virtual function.
4440 (Output_segment_headers::do_print_to_mapfile): New function.
4441 (Output_file_header::do_print_to_mapfile): New function.
4442 (Output_data_const::do_print_to_mapfile): New function.
4443 (class Output_data_const_buffer): Add map_name_ field. Update
4444 constructor. Change all callers. Add do_print_to_mapfile
4445 function.
4446 (class Output_data_fixed_space): Likewise.
4447 (class Output_data_space): Likewise.
4448 (class Output_data_zero_fill): New class.
4449 (Output_data_strtab::do_print_to_mapfile): New function.
4450 (Output_data_reloc_base::do_print_to_mapfile): New function.
4451 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4452 (Output_data_group::do_print_to_mapfile): New function.
4453 (Output_data_got::do_print_to_mapfile): New function.
4454 (Output_data_dynamic::do_print_to_mapfile): New function.
4455 (Output_symtab_xindex::do_print_to_mapfile): New function.
4456 (class Output_section): Declare do_print_to_mapflie. Declare
4457 print_to_mapfile in Input_section.
4458 (class Output_segment): Declare new functions.
4459 * object.h (Sized_relobj::symbol_count): New function.
4460 * script-sections.cc
4461 (Output_section_element_dot_assignment::set_section_addresses):
4462 Change Output_data_fixed_space to Output_data_zero_fill.
4463 (Output_data_expression::do_print_to_mapfile): New function.
4464 * script.cc (read_input_script): Add mapfile parameter. Change
4465 all callers.
4466 * script.h (read_input_script): Update declaration.
4467 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4468 (Eh_frame::do_print_to_mapfile): New function.
4469 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4470 (Output_merge_string::do_print_to_mapfile): New function.
4471 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4472 function.
4473 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4474 function.
4475 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4476 function.
4477 * Makefile.am (CCFILES): Add mapfile.cc.
4478 (HFILES): Add mapfile.h.
4479 * Makefile.in: Rebuild.
4480
9f1d377b
ILT		 44812008-05-19 Ian Lance Taylor <iant@google.com>
4482
4483 * options.h (class General_options): Add -z relro.
4484 * layout.cc (Layout::Layout): Initialize relro_segment_.
4485 (Layout::add_output_section_data): Return the output section.
4486 (Layout::make_output_section): Rcognize relro sections and mark
4487 them appropriately.
4488 (Layout::attach_allocated_section_to_segment): Put relro sections
4489 in a PT_GNU_RELRO segment.
4490 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4491 section as relro.
4492 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4493 PT_TLS segments.
4494 (Layout::linkonce_mapping): Map d.rel.ro.local to
4495 .data.rel.ro.local.
4496 (Layout::output_section_name): Us .data.rel.ro.local for any
4497 section which begins with that.
4498 * layout.h (class Layout): Update add_output_section_data
4499 declaration. Add relro_segment_ field.
4500 * output.cc (Output_section::Output_section): Initialize is_relro_
4501 and is_relro_local_ fields.
4502 (Output_segment::add_output_section): Group relro sections.
4503 (Output_segment::is_first_section_relro): New function.
4504 (Output_segment::maximum_alignment): If there is a relro section,
4505 align the segment to the common page size.
4506 (Output_segment::set_section_addresses): Track whether we are
4507 looking at relro sections. If the last section is a relro
4508 section, align to the common page size.
4509 (Output_segment::set_section_list_addresses): Add in_relro
4510 parameter. Change all callers. Align to the page size when
4511 moving from relro to non-relro section.
4512 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4513 segment.
4514 * output.h (class Output_section): Add is_relro_ and
4515 is_relro_local_ fields.
4516 (Output_section::is_relro): New function.
4517 (Output_section::set_is_relro): New function.
4518 (Output_section::is_relro_local): New function.
4519 (Output_section::set_is_relro_local): New function.
4520 (class Output_segment): Update declarations.
4521 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4522 * sparc.cc (Target_sparc::got_section): Likewise.
4523 * x86_64.cc (Target_x86_64::got_section): Likewise.
4524 * testsuite/relro_test_main.cc: New file.
4525 * testsuite/relro_test.cc: New file.
4526 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4527 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4528 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4529 (relro_test.so, relro_test_pic.o): New targets.
4530 * testsuite/Makefile.in: Rebuild.
4531
a984ee1d
ILT		 45322008-05-16 Ian Lance Taylor <iant@google.com>
4533
01676dcd
ILT		 4534 * output.cc (Output_segment::add_output_section): Remove front
4535 parameter.
4536 * output.h (class Output_segment): Remove
4537 add_initial_output_section and overloaded add_output_section.
4538 Update declaration of remaining add_output_section.
4539 * layout.cc (Layout::create_interp): Call add_output_section
4540 rather than add_initial_output_section.
4541 (Layout::finish_dynamic_section): Likewise.
4542
497897f9
ILT		 4543 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4544 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4545 know the dynamic type.
4546 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4547 field. Initialize it in constructor.
4548 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4549 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4550 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4551 reloc.
4552
a984ee1d
ILT		 4553 * output.cc (Output_reloc::get_address): Change return type to
4554 Elf_Addr.
4555 * output.h (class Output_reloc): Update get_address declaration.
4556 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4557 for section addresses.
4558
55ba0940
ILT		 45592008-05-09 Ian Lance Taylor <iant@google.com>
4560
4561 PR 6493
4562 * gold.cc (gold_nomem): Use return value of write.
4563
75517b77
ILT		 45642008-05-08 Ian Lance Taylor <iant@google.com>
4565
4566 * symtab.c (Symbol::init_base_output_data): Add version
4567 parameter. Change all callers.
4568 (Symbol::init_base_output_segment): Likewise.
4569 (Symbol::init_base_constant): Likewise.
4570 (Symbol::init_base_undefined): Likewise.
4571 (Sized_symbol::init_output_data): Likewise.
4572 (Sized_symbol::init_output_segment): Likewise.
4573 (Sized_symbol::init_constant): Likewise.
4574 (Sized_symbol::init_undefined): Likewise.
4575 (Symbol_table::do_define_in_output_data): If the new symbol has a
4576 version, mark it as the default.
4577 (Symbol_table::do_define_in_output_segment): Likewise.
4578 (Symbol_table::do_define_as_constant): Likewise.
4579 * symtab.h (class Symbol): Update declarations.
4580 (class Sized_symbol): Likewise.
4581 * resolve.cc (Symbol::override_version): New function.
c42e122e 4582 (Symbol::override_base): Call override_version.
75517b77
ILT		 4583 (Symbol::override_base_with_special): Likewise.
4584 * testsuite/ver_script_8.script: New file.
4585 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4586 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4587 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4588 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4589
f1f70eae
ILT		 45902008-05-06 Ian Lance Taylor <iant@google.com>
4591
f3e9c5c5
ILT		 4592 PR 6049
4593 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4594 functions.
4595 (class General_options): Remove existing --undefined, and add
4596 --no-undefined instead. Add new --undefined as synonym for -u.
4597 * archive.cc (Archive::add_symbols): Check whether symbol was
4598 named with -u.
4599 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4600 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4601 all uses. Add IS_UNDEFINED. Update declarations to split
4602 different versions of init_base. Declare init_base_undefined.
4603 (Symbol::is_defined): Handle IS_UNDEFINED.
4604 (Symbol::is_undefined): Likewise.
4605 (Symbol::is_weak_undefined): Call is_undefined.
4606 (Symbol::is_absolute): Handle IS_CONSTANT.
4607 (class Sized_symbol): Update declarations to split different
4608 versions of init. Declare init_undefined.
4609 (class Symbol_table): Declare new functions.
4610 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4611 Change all callers.
4612 (Symbol::init_base_output_data): Likewise.
4613 (Symbol::init_base_output_segment): Likewise.
4614 (Symbol::init_base_constant): Likewise.
4615 (Symbol::init_base_undefined): New function.
4616 (Sized_symbol::init_object): Rename from init. Change all
4617 callers.
4618 (Sized_symbol::init_output_data): Likewise.
4619 (Sized_symbol::init_output_segment): Likewise.
4620 (Sized_symbol::init_constant): Likewise.
4621 (Sized_symbol::init_undefined): New function.
4622 (Symbol_table::add_undefined_symbols_from_command_line): New
4623 function.
4624 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4625 function.
4626 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4627 (Symbol::output_section): Likewise.
4628 (Symbol::set_output_section): Likewise.
4629 (Symbol_table::sized_finalize_symbol): Likewise.
4630 (Symbol_table::sized_write_globals): Likewise.
4631 * resolve.cc (Symbol_table::should_override): Likewise.
4632 (Symbol::override_base_with_special): Likewise.
4633
8bdcdf2c
ILT		 4634 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4635 symbol, change it to have default visibility.
4636 * testsuite/protected_1.cc: New file.
4637 * testsuite/protected_2.cc: New file.
4638 * testsuite/protected_3.cc: New file.
4639 * testsuite/protected_main_1.cc: New file.
4640 * testsuite/protected_main_2.cc: New file.
4641 * testsuite/protected_main_3.cc: New file.
4642 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4643 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4644 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4645 (protected_1.so): New target.
4646 (protected_1_pic.o, protected_2_pic.o): New targets.
4647 (protected_3_pic.o): New target.
4648 (check_PROGRAMS): Add protected_2.
4649 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4650 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4651 * testsuite/Makefile.in: Rebuild.
4652
2b706932
ILT		 4653 * options.h (DEFINE_var): Add set_user_set_##varname__.
4654 (DEFINE_bool_alias): New macro.
4655 (class General_options): Define -Bstatic using DEFINE_bool_alias
4656 rather than DEFINE_special. Add --undefined as an alias for -z
4657 defs.
4658 * options.cc (General_options::parse_Bstatic): Remove.
4659
d82a5bcc
ILT		 4660 * options.h (class General_options): Add --fatal-warnings.
4661 * main.cc (main): Implement --fatal-warnings.
4662 * errors.h (Errors::warning_count): New function.
4663
f1f70eae
ILT		 4664 * options.h (class General_options): Add -Bsymbolic-functions.
4665 * symtab.h (Symbol::is_preemptible): Check for
4666 -Bsymbolic-functions.
4667
8825ac63
ILT		 46682008-05-05 Ian Lance Taylor <iant@google.com>
4669
d98bc257
ILT		 4670 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4671 as noVARNAME rather than no-VARNAME.
4672 (class General_options): Add option -z combreloc.
4673 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4674 get_address.
4675 (Output_reloc::sort_before) [SHT_REL]: New function.
4676 (Output_reloc::sort_before) [SHT_RELA]: New function.
4677 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4678 Sort_relocs_comparison.
4679 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4680 parameter. Change all callers.
4681 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4682 sort_relocs parameter. Change all callers.
4683 * output.cc (Output_reloc::get_address): New function, broken out
4684 of write_rel.
4685 (Output_reloc::write_rel): Call it.
4686 (Output_reloc::compare): New function.
4687 (Output_data_reloc_base::do_write): Optionally sort relocs.
4688
60b2b4e7
ILT		 4689 * configure.ac: If targ_extra_obj is set, link it in.
4690 * configure.tgt: Initialize all variables.
4691 (x86_64*): Set targ_extra_obj and targ_extra_size.
4692 * configure: Rebuild.
4693
8825ac63
ILT		 4694 * object.cc (Sized_relobj::include_section_group): Adjust section
4695 indexes read from group data. Build vector to pass to
4696 layout_group.
4697 * layout.cc (Layout::layout_group): Add flags and shndxes
4698 parameters. Remove contents parameter. Change caller. Update
4699 explicit instantiations.
4700 * layout.h (class Layout): Update layout_group declaration.
4701 * output.cc (Output_data_group::Output_data_group): Add flags and
4702 input_shndxes parameters. Remove contents parameter. Change
4703 caller.
4704 (Output_data_group::do_write): Change input_sections_ to
4705 input_shndxes_.
4706 * output.h (class Output_data_group): Update constructor
4707 declaration. Rename input_sections_ to input_shndxes_.
4708 * testsuite/many_sections_test.cc: Add template.
4709
e94cf127
CC		 47102008-04-30 Cary Coutant <ccoutant@google.com>
4711
4418b2d5
CC		 4712 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4713
e94cf127
CC		 4714 * layout.cc (Layout::include_section): Refactored check for debug
4715 info section.
4716 (Layout::add_comdat): Add new parameters. Change type
4717 of signature parameter. Add object and shndx to signatures table.
4718 (Layout::find_kept_object): New function.
4719 * layout.h: Include <cstring>.
4720 (Layout::is_debug_info_section): New function.
4721 (Layout::add_comdat): Add new parameters.
4722 (Layout::find_kept_object): New function.
4723 (Layout::Kept_section): New struct.
4724 (Layout::Signatures): Change type of map range.
4725 * object.cc (Relobj::output_section_address): New function.
4726 (Sized_relobj::include_section_group): Add new parameters. Change
4727 calls to Layout::add_comdat. Change to build table of kept comdat
4728 groups and table mapping discarded sections to kept sections.
4729 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4730 (Sized_relobj::do_layout): Change calls to include_section_group and
4731 include_linkonce_section.
4732 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4733 value to zero when section is discarded.
4734 (Sized_relobj::map_to_kept_section): New function.
4735 * object.h (Relobj::output_section_address): New function.
4736 (Relobj::Comdat_group): New type.
4737 (Relobj::find_comdat_group): New function.
4738 (Relobj::Comdat_group_table): New type.
4739 (Relobj::Kept_comdat_section): New type.
4740 (Relobj::Kept_comdat_section_table): New type.
4741 (Relobj::add_comdat_group): New function.
4742 (Relobj::set_kept_comdat_section): New function.
4743 (Relobj::get_kept_comdat_section): New function.
4744 (Relobj::comdat_groups_): New field.
4745 (Relobj::kept_comdat_sections_): New field.
4746 (Symbol_value::input_value): Update comment.
4747 (Sized_relobj::map_to_kept_section) New function.
4748 (Sized_relobj::include_linkonce_section): Add new parameter.
4749 * target-reloc.h (Comdat_behavior): New type.
4750 (get_comdat_behavior): New function.
4751 (relocate_section): Add code to map a discarded section to the
4752 corresponding kept section when applying a relocation.
4753
e4e5049b
CS		 47542008-04-30 Craig Silverstein <csilvers@google.com>
4755
4756 * dwarf_reader.cc (next_generation_count): New static var.
4757 (Addr2line_cache_entry): New struct.
4758 (addr2line_cache): New static var.
4759 (Dwarf_line_info::one_addr2line): Added caching.
4760 (Dwarf_line_info::clear_addr2line_cache): New function.
4761 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4762 cache-size parameter.
4763 (Dwarf_line_info::one_addr2line_cache): New function.
4764 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4765 new cache-size argument to one_addr2line(), and clear cache.
4766
d09e9154
CC		 47672008-04-28 Cary Coutant <ccoutant@google.com>
4768
4769 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4770 R_386_PC8 relocations.
4771
7ef73768
ILT		 47722008-04-23 Ian Lance Taylor <iant@google.com>
4773
55438702
ILT		 4774 * object.cc (Sized_relobj::include_section_group): Check for
4775 invalid section group.
4776
c165fb93
ILT		 4777 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4778 header size.
4779
7ef73768
ILT		 4780 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4781 than read for file header.
4782 * archive.cc (Archive::include_member): Likewise.
4783
6194aaab
L		 47842008-04-23 Paolo Bonzini <bonzini@gnu.org>
4785
4786 * aclocal.m4: Regenerate.
4787 * configure: Regenerate.
4788
d491d34e
ILT		 47892008-04-19 Ian Lance Taylor <iant@google.com>
4790
5ea2bac6
ILT		 4791 * version.cc (version_string): Bump to 1.6.
4792
7bc3e21a
ILT		 4793 * testsuite/Makefile.am (many_sections_r_test): New target.
4794 (many_sections_r_test_SOURCES): Remove.
4795 (many_sections_r_test_DEPENDENCIES): Remove.
4796 (many_sections_r_test_LDFLAGS): Remove.
4797 (many_sections_r_test_LDADD): Remove.
4798
7fcd3aa9
ILT		 4799 * object.cc (Sized_relobj::do_add_symbols): Always pass
4800 local_symbol_count_ to add_from_relobj.
4801
4c94d6ae
ILT		 4802 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4803 every thousand variables.
4804 * testsuite/Makefile.in: Rebuild.
4805
d491d34e
ILT		 4806 * object.cc (Xindex::initialize_symtab_xindex): New function.
4807 (Xindex::read_symtab_xindex): New function.
4808 (Xindex::sym_xindex_to_shndx): New function.
4809 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4810 available.
4811 (Sized_relobj::do_initialize_xindex): New function.
4812 (Sized_relobj::do_read_symbols): Adjust section links.
4813 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4814 parameter. Change all callers.
4815 (Sized_relobj::include_section_group): Adjust section links and
4816 symbol section indexes.
4817 (Sized_relobj::do_layout): Adjust section links.
4818 (Sized_relobj::do_count_local_symbols): Adjust section links and
4819 symbol section indexes.
4820 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4821 ordinary and special symbols.
4822 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4823 dynsym_xindex parameters. Change all callers. Adjust section
4824 links. Use SHN_XINDEX when needed.
4825 (Sized_relobj::get_symbol_location_info): Adjust section links.
4826 Don't get fooled by special symbols.
4827 * object.h (class Xindex): Define.
4828 (class Object): Add xindex_ parameter. Declare virtual functoin
4829 do_initialize_xindex.
4830 (Object::adjust_sym_shndx): New function.
4831 (Object::set_xindex): New protected function.
4832 (class Symbol_value): Add is_ordinary_shndx_ field.
4833 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4834 (Symbol_value::value): Assert ordinary section.
4835 (Symbol_value::initialize_input_to_output_map): Likewise.
4836 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4837 Change all callers.
4838 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4839 all callers.
4840 (class Sized_relobj): Update declarations.
4841 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4842 parameter. Change all callers.
4843 (Sized_relobj::adjust_shndx): New function.
4844 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4845 field.
4846 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4847 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4848 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4849 (Sized_dynobj::read_dynsym_section): Adjust section links.
4850 (Sized_dynobj::read_dynamic): Likewise.
4851 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4852 section links.
4853 (Sized_dynobj::do_initialize_xindex): New function.
4854 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4855 do_initialize_xindex.
4856 (Sized_dynobj::adjust_shndx): New function.
4857 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4858 dynsym_xindex_ fields.
4859 (Layout::finalize): Add a call to set_section_indexes before
4860 creating the symtab sections.
4861 (Layout::set_section_indexes): Don't do anything if the section
4862 already has a section index.
4863 (Layout::create_symtab_sections): Add shnum parameter. Change
4864 caller. Create .symtab_shndx section if needed.
4865 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4866 caller.
4867 (Layout::allocated_output_section_count): New function.
4868 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4869 needed.
4870 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4871 fields. Update declarations.
4872 (Layout::symtab_xindex): New function.
4873 (Layout::dynsym_xindex): New function.
4874 (class Write_symbols_task): Add layout_ field.
4875 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4876 Change caller.
4877 * output.cc (Output_section_headers::Output_section_headers): Add
4878 shstrtab_section parameter. Change all callers.
4879 (Output_section_headers::do_sized_write): Store overflow values
4880 for section count and section string table section index in
4881 section header zero.
4882 (Output_file_header::do_sized_write): Check for overflow of
4883 section count and section string table section index.
4884 (Output_symtab_xindex::do_write): New function.
4885 (Output_symtab_xindex::endian_do_write): New function.
4886 * output.h (class Output_section_headers): Add shstrtab_section_.
4887 Update declarations.
4888 (class Output_symtab_xindex): Define.
4889 (Output_section::has_out_shndx): New function.
4890 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4891 field.
4892 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4893 Change all callers.
4894 (Sized_symbol::init): Likewise.
4895 (Symbol::output_section): Check for ordinary symbol.
4896 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4897 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4898 callers.
4899 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4900 Change all callers. Simplify handling of symbols from sections
4901 not included in the link.
4902 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4903 distinction.
4904 (Weak_alias_sorter::operator()): Assert that symbols are
4905 ordinary.
4906 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4907 distinction.
4908 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4909 parameters. Change all callers.
4910 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4911 symbol distinction. Use SHN_XINDEX when needed.
4912 (Symbol_table::write_section_symbol): Add symtab_xindex
4913 parameter. Change all callers.
4914 (Symbol_table::sized_write_section_symbol): Likewise. Use
4915 SHN_XINDEX when needed.
4916 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4917 declarations.
4918 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4919 (Symbol::is_defined): Check is_ordinary.
4920 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4921 (Symbol::is_absolute, Symbol::is_common): Likewise.
4922 (class Sized_symbol): Update declarations.
4923 (class Symbol_table): Update declarations.
4924 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4925 parameters. Change all callers.
4926 (Sized_symbol::override): Likewise.
4927 (Symbol_table::override): Likewise.
4928 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4929 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4930 is_ordinary, and orig_st_shndx parameters. Change all callers.
4931 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4932 to be in an ordinary section.
4933 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4934 object and is_ordinary parameters. Change all callers.
4935 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4936 Change all callers. Don't add undefined or non-ordinary symbols
4937 to reloc_map_.
4938 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4939 Change all callers.
4940 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4941 declarations.
4942 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4943 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4944 (Sized_relobj::relocate_sections): Likewise.
4945 * target-reloc.h (scan_relocs): Adjust section symbol index.
4946 (scan_relocatable_relocs): Likewise.
4947 * i386.cc (Scan::local): Check for ordinary symbols.
4948 * sparc.cc (Scan::local): Likewise.
4949 * x86_64.cc (Scan::local): Likewise.
4950 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4951 to symbol_section_and_value.
4952 * testsuite/many_sections_test.cc: New file.
4953 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4954 (check_PROGRAMS): Add many_sections_test.
4955 (many_sections_test_SOURCES): Define.
4956 (many_sections_test_DEPENDENCIES): Define.
4957 (many_sections_test_LDFLAGS): Define.
4958 (BUILT_SOURCES): Add many_sections_define.h.
4959 (many_sections_define.h): New target.
4960 (BUILT_SOURCES): Add many_sections_check.h.
4961 (many_sections_check.h): New target.
4962 (check_PROGRAMS): Add many_sections_r_test.
4963 (many_sections_r_test_SOURCES): Define.
4964 (many_sections_r_test_DEPENDENCIES): Define.
4965 (many_sections_r_test_LDFLAGS): Define.
4966 (many_sections_r_test_LDADD): Define.
4967 (many_sections_r_test.o): New target.
4968 * testsuite/Makefile.in: Rebuild.
4969
c5818ff1
CC		 49702008-04-17 Cary Coutant <ccoutant@google.com>
4971
4972 * errors.cc (Errors::info): New function.
4973 (gold_info): New function.
4974 * errors.h (Errors::info): New function.
4975 * gold.h (gold_info): New function.
4976 * object.cc (Input_objects::add_object): Print trace output.
4977 * options.cc (options::parse_set): New function.
4978 (General_options::parse_wrap): Deleted.
4979 (General_options::General_options): Deleted initializer.
4980 * options.h (options::String_set): New typedef.
4981 (options::parse_set): New function.
4982 (DEFINE_set): New macro.
4983 (General_options::wrap): Changed to use DEFINE_set. Changed
4984 callers of any_wrap_symbols and is_wrap_symbol.
4985 (General_options::trace, General_options::trace_symbol):
4986 New options.
4987 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4988 (General_options::wrap_symbols_): Deleted.
4989 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4990
b5be4a7c
DM		 49912008-04-17 David S. Miller <davem@davemloft.net>
4992
4993 * options.cc (General_options::parse_V): New function.
4994 * options.h: Add entries for -V and -Qy.
4995
155a0dd7
ILT		 49962008-04-17 Ian Lance Taylor <iant@google.com>
4997
4998 * common.cc (Symbol_table::allocate_commons): Remove options
4999 parameter. Change caller.
5000 (Symbol_table::do_allocate_commons): Remove options parameter.
5001 Change caller. Just call do_allocate_commons_list twice.
5002 (Symbol_table::do_allocate_commons_list): New function, broken out
5003 of do_allocate_commons.
5004 * common.h (class Allocate_commons_task): Remove options_ field.
5005 Update constructor.
5006 * symtab.cc (Symbol_table::Symbol_table): Initialize
5007 tls_commons_.
5008 (Symbol_table::add_from_object): Put TLS common symbols on
5009 tls_commons_ list.
5010 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5011 which are IN_OUTPUT_DATA.
5012 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5013 allocate_commons and do_allocate_commons declarations. Declare
5014 do_allocate_commons_list.
5015 * gold.cc (queue_middle_tasks): Update creation of
5016 Allocate_commons_task to not pass options.
5017 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5018 (TLS_TEST_C_FLAGS): New variable.
5019 (tls_test_c_pic.o): New target.
5020 (tls_test_shared.so): Link in tls_test_c_pic.o.
5021 (tls_test_c_pic_ie.o): New target.
5022 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5023 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5024 (tls_test_c.o): New target.
5025 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5026 (tls_pic_test_LDADD): Likewise.
5027 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5028 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5029 (tls_test_c_gnu2.o): New target.
5030 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5031 tls_test_c_gnu2.o.
5032 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5033 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5034 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5035 * testsuite/tls_test.cc: Include "config.h".
5036 (t_last): Call t11_last.
5037 * testsuite/tls_test.h (t11, t11_last): Declare.
5038 * testsuite/tls_test_c.c: New file.
5039 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5040 * configure.ac: Check for OpenMP support.
5041 * configure, config.in, Makefile.in: Rebuild.
5042 * testsuite/Makefile.in: Rebuild.
5043
edfbb029
CC		 50442008-04-16 Cary Coutant <ccoutant@google.com>
5045
5046 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5047 (Target_i386::tls_base_symbol_defined_): New field.
5048 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5049 (Target_i386::Scan::global): Likewise.
5050 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5051 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5052 (Target_x86_64::tls_base_symbol_defined_): New field.
5053 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5054 (Target_x86_64::Scan::global): Likewise.
5055
f3c69fca
CC		 50562008-04-16 Cary Coutant <ccoutant@google.com>
5057
5058 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5059 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5060 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5061 building shared libraries.
5062 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5063 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5064 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5065 * testsuite/Makefile.in: Rebuild.
5066 * testsuite/weak_undef.h: New file.
5067 * testsuite/weak_undef_file1.cc: Add extra test cases.
5068 * testsuite/weak_undef_file2.cc: Likewise.
5069 * testsuite/weak_undef_test.cc: Likewise.
5070
7c414435
DM		 50712008-04-16 David S. Miller <davem@davemloft.net>
5072
32b769e1
DM		 5073 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5074 Add issued_non_pic_error_ field. Declare check_non_pic.
5075 (Target_sparc::Scan::check_non_pic): New function.
5076 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5077 (Target_sparc::Scan::global): Likewise.
5078
11936fb1
DM		 5079 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5080 * configure: Rebuild.
5081
7c414435
DM		 5082 * options.h (DEFINE_enable): New macro.
5083 (new_dtags): New enable option.
5084 (initfirst, interpose, loadfltr, nodefaultlib,
5085 nodelete, nodlopen, nodump): New -z options.
5086 * layout.cc (Layout:finish_dynamic_section): If new
5087 dtags enabled, emit DT_RUNPATH. Also, emit a
5088 DT_FLAGS_1 containing any specified -z flags.
5089
85c7bf8b
ILT		 50902008-04-16 Ian Lance Taylor <iant@google.com>
5091
12c0daef
ILT		 5092 * copy-relocs.cc: New file.
5093 * copy-relocs.h: New file.
5094 * reloc.cc: Remove Copy_relocs code.
5095 * reloc.h: Likewise.
5096 * reloc-types.h (struct Reloc_types) [both versions]: Add
5097 get_reloc_addend_noerror.
5098 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5099 variants of add_global which take an addend which must be zero.
5100 * i386.cc: Include "copy-relocs.h".
5101 (class Target_i386): Change type of copy_relocs_ to variable,
5102 update initializer.
5103 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5104 Change all callers.
5105 (Target_i386::do_finalize_sections): Change handling of
5106 copy_relocs_.
5107 * sparc.cc: Include "copy-relocs.h".
5108 (class Target_sparc): Change type of copy_relocs_ to variable,
5109 update initializer.
5110 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5111 Change all callers.
5112 (Target_sparc::do_finalize_sections): Change handling of
5113 copy_relocs_.
5114 * x86_64.cc: Include "copy-relocs.h".
5115 (class Target_x86_64): Change type of copy_relocs_ to variable,
5116 update initializer.
5117 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5118 class. Change all callers.
5119 (Target_x86_64::do_finalize_sections): Change handling of
5120 copy_relocs_.
5121 * Makefile.am (CCFILES): Add copy-relocs.cc.
5122 (HFILES): Add copy-relocs.h.
5123
4f4995b6
ILT		 5124 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5125
85c7bf8b
ILT		 5126 * testsuite/script_test_4.sh: Permit leading zeroes.
5127
4f2a9edd
ILT		 51282008-04-15 Ian Lance Taylor <iant@google.com>
5129
e6188289
ILT		 5130 * script-sections.cc (Script_sections::create_segments): Use
5131 header_size_adjustment even when there is enough room for the
5132 headers.
5133 * testsuite/script_test_4.sh: New file.
5134 * testsuite/script_test_4.t: New file.
5135 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5136 (check_DATA): Add script_test_4.stdout.
5137 (MOSTLYCLEANFILES): Likewise.
5138 (script_test_4): New target.
5139 (script_test_4.stdout): New target.
5140 * testsuite/Makefile.in: Rebuild.
5141
4f2a9edd
ILT		 5142 * sparc.cc: Add definitions for Output_data_plt_sparc class
5143 constants.
5144
f5314dd5
DM		 51452008-04-14 David S. Miller <davem@davemloft.net>
5146
5147 * sparc.cc: New file.
5148 * Makefile.am (TARGETSOURCES): Add sparc.cc
5149 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5150 * configure.tgt: Document targ_extra_size and
5151 targ_extra_big_endian. Add entries for sparc-* and
5152 sparc64-*.
5153 * configure.ac: Handle targ_extra_size and
5154 targ_extra_big_endian.
5155 * Makefile.in: Rebuild.
5156 * configure: Likewise.
5157 * po/POTFILES.in: Likewise.
5158 * po/gold.pot: Likewise.
5159
154e0e9a
ILT		 51602008-04-14 Ian Lance Taylor <iant@google.com>
5161
5162 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5163 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5164 in the name/type/flags to section mapping. Don't call
5165 allocate_output_section.
5166 (Layout::choose_output_section): Change parameter from adjust_name
5167 to is_input_section. Don't permit input sections after sections
5168 are attached to segments. Don't call allocate_output_section.
5169 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5170 not write_enable_output_section.
5171 (Layout::make_output_section): Don't push to
5172 unattached_section_list_ nor call attach_to_segment. Call
5173 attach_section_to_segment if sections are attached.
5174 (Layout::attach_sections_to_segments): New function.
5175 (Layout::attach_section_to_segment): New function.
5176 (Layout::attach_allocated_section_to_segment): Rename from
5177 attach_to_segment. Remove flags parameter.
5178 (Layout::allocate_output_section): Remove function.
5179 (Layout::write_enable_output_section): Remove function.
5180 * layout.h (class Layout): Update for above changes. Add new
5181 field sections_are_attached_.
5182 * output.h (Output_section::update_flags_for_input_section): New
5183 function.
5184 * output.cc (Output_section::add_input_section): Call
5185 update_flags_for_input_section.
5186 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5187
009a67a2
CC		 51882008-04-11 Cary Coutant <ccoutant@google.com>
5189
5190 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5191 thought unnecessary.
5192 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5193
759b1a24
ILT		 51942008-04-11 Ian Lance Taylor <iant@google.com>
5195
5196 * output.h (class Output_section_data): Remove inline definition
5197 of set_addralign.
5198 * output.cc (Output_section_data::set_addralign): New function.
5199
c2b45e22
CC		 52002008-04-11 Cary Coutant <ccoutant@google.com>
5201
5202 Add support for TLS descriptors for i386 and x86_64.
5203 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5204 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5205 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5206 GOT_TYPE_TLS_DESC.
5207 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5208 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5209 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5210 relocations.
5211 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5212 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5213 Fix problem with initial-exec relocations.
5214 (Target_i386::Relocate::relocate_tls): Likewise.
5215 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5216 relaxation.
5217 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5218 support for section-plus-offset dynamic table entries.
5219 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5220 (Output_data_dynamic::Dynamic_entry): Add support for
5221 section-plus-offset dynamic table entries.
5222 (Output_data_dynamic::Classification): Likewise.
5223 (Output_data_dynamic::classification_): Renamed offset_.
5224 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5225 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5226 (Target_x86_64::make_plt_section): New function.
5227 (Target_x86_64::reserve_tlsdesc_entries): New function.
5228 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5229 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5230 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5231 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5232 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5233 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5234 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5235 add extra PLT entry for TLS descriptors.
5236 (Output_data_plt_x86_64::got_): New field.
5237 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5238 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5239 fields.
5240 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5241 descriptors.
5242 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5243 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5244 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5245 R_386_TLS_DESC_CALL relocations.
5246 (Target_x86_64::Scan::global): Likewise.
5247 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5248 for TLS descriptors.
5249 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5250 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5251 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5252 GD-to-IE relaxation.
5253 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5254 and TLS_DESCRIPTORS.
5255 * Makefile.in: Rebuild.
5256 * configure: Rebuild.
5257 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5258 (tls_test_shared2.so): New target.
5259 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5260 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5261 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5262 (tls_shared_gd_to_ie_test_LDADD): New variable.
5263 (tls_shared_gnu2_gd_to_ie_test): New target.
5264 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5265 New targets.
5266 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5267 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5268 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5269 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5270 (tls_shared_gnu2_test): New target.
5271 (tls_test_gnu2_shared.so): New target.
5272 (tls_shared_gnu2_test_SOURCES): New variable.
5273 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5274 (tls_shared_gnu2_test_LDFLAGS): New variable.
5275 (tls_shared_gnu2_test_LDADD): New variable.
5276 * testsuite/Makefile.in: Rebuild.
5277 * testsuite/Makefile.
5278
83bfb6b7
ILT		 52792008-04-11 Ian Lance Taylor <iant@google.com>
5280
5281 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5282 justsyms.t.
5283 * testsuite/Makefile.in: Rebuild.
5284
5285 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5286 long.
5287 * testsuite/script_test_2.cc (main): Adjust test.
5288
706e1f5e
ILT		 52892008-04-11 David S. Miller <davem@davemloft.net>
5290 Ian Lance Taylor <iant@google.com>
5291
5292 * options.h (General_options): Add entries for '-Y' and
5293 '-relax'.
5294 * options.cc (General_options:finalize): If -Y was used, add those
5295 entries to the library path instead of the default "/lib" and
5296 "/usr/lib".
5297
7c98e6bb
DM		 52982008-04-11 David S. Miller <davem@davemloft.net>
5299
5300 * testsuite/justsyms.t: Start at 0x100.
5301 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5302 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5303 long.
5304 * testsuite/script_test_2.cc: Adjust string and section length
5305 checks.
7c98e6bb 5306
99a37bfd
ILT		 53072008-04-09 Ian Lance Taylor <iant@google.com>
5308
2cefc357
ILT		 5309 PR gold/5996
5310 * script-sections.cc (Sections_element::allocate_to_segment): Add
5311 orphan parameter.
5312 (Output_section_definition::allocate_to_segment): Likewise.
5313 (Orphan_output_section::allocate_to_segment): Likewise.
5314 (Script_sections::attach_sections_using_phdrs_clause): Don't
5315 propagate non-PT_LOAD segments to orphan sections.
5316 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5317 readelf rather than objdump.
5318 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5319 .interp section and PT_INTERP segment are the same size.
5320 * testsuite/Makefile.in: Rebuild.
5321
99a37bfd
ILT		 5322 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5323 aliases for symbols defined in the same object.
5324 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5325 (weak_alias_test_SOURCES): New variable.
5326 (weak_alias_test_DEPENDENCIES): New variable.
5327 (weak_alias_test_LDFLAGS): New variable.
5328 (weak_alias_test_LDADD): New variable.
5329 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5330 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5331 (weak_alias_test_3.o): New target.
5332 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5333 * testsuite/weak_alias_test_main.cc: New file.
5334 * testsuite/weak_alias_test_1.cc: New file.
5335 * testsuite/weak_alias_test_2.cc: New file.
5336 * testsuite/weak_alias_test_3.cc: New file.
5337
780e49c5
ILT		 53382008-04-08 Ian Lance Taylor <iant@google.com>
5339
cdb0b8f5
ILT		 5340 * options.h (class General_options): Add --noinhibit-exec option.
5341 * main.cc (main): Check --noinhibit-exec.
5342
0864d551
ILT		 5343 * options.h (class General_options): Define --wrap as a special
5344 option. Add wrap_symbols_ field.
5345 (General_options::any_wrap_symbols): New function.
5346 (General_options::is_wrap_symbol): New function.
5347 * options.cc (General_options::parse_wrap): New function.
5348 (General_options::General_options): Initialize wrap_symbols_.
5349 * symtab.cc (Symbol_table::wrap_symbol): New function.
5350 (Symbol_table::add_from_object): Handle --wrap.
5351 * symtab.h (class Symbol_table): Declare wrap_symbol.
5352 * target.h (Target::wrap_char): New function.
5353 (Target::Target_info): Add wrap_char field.
5354 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5355 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5356 * testsuite/testfile.cc (Target_test::test_target_info):
5357 Likewise.
5358
789aa6de
ILT		 5359 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5360 there is one.
5361
2c38906f
ILT		 5362 * layout.h (class Layout): Add added_eh_frame_data_ field.
5363 * layout.cc (Layout::Layout): Initialize new field.
5364 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5365 output section until we find a section we merged successfully.
5366 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5367 that the size be non-zero.
5368
780e49c5
ILT		 5369 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5370 qualifier.
5371
7fcd0256
ILT		 53722008-04-08 Craig Silverstein <csilvers@google.com>
5373
5374 * configure.ac: Export new conditional variable HAVE_ZLIB.
5375 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5376 on HAVE_ZLIB.
5377 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5378 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5379
6835af53
ILT		 53802008-04-07 Ian Lance Taylor <iant@google.com>
5381
e24f324c
ILT		 5382 * version.cc (version_string): Set to "1.5".
5383
a036edd8
ILT		 5384 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5385 Add issued_non_pic_error_ field. Declare check_non_pic.
5386 (Target_x86_64::Scan::check_non_pic): New function.
5387 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5388 (Target_x86_64::Scan::global): Likewise.
5389
624f8810
ILT		 5390 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5391 addend parameter. Change caller. Handle merge sections.
5392 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5393 Address to Addend. Don't add in the result of
5394 local_section_offset, pass down the addend and use the returned
5395 value.
5396 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5397 Update declarations of local_section_offset and symbol_value.
5398 * testsuite/two_file_test_1.cc (t18): New function.
5399 * testsuite/two_file_test_2.cc (f18): New function.
5400 * testsuite/two_file_test_main.cc (main): Call t18.
5401 * testsuite/two_file_test.h (t18, f18): Declare.
5402
6835af53
ILT		 5403 * configure.ac: Don't test for objdump, c++filt, or readelf.
5404 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5405 conditionals.
5406 (TEST_READELF): New variable.
5407 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5408 (check_PROGRAMS): Add two_file_strip_test.
5409 (two_file_strip_test): New target.
5410 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5411 (two_file_same_shared_strip_test_SOURCES): New variable.
5412 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5413 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5414 (two_file_same_shared_strip_test_LDADD): New variable.
5415 (two_file_shared_strip.so): New target.
5416 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5417 (ver_test_5.syms, ver_test_7.syms): Likewise.
5418 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5419 (strip_test_3.stdout): Use TEST_OBJDUMP.
5420 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5421
86925eef
CC		 54222008-04-04 Cary Coutant <ccoutant@google.com>
5423
5424 * symtab.h (Symbol::is_weak_undefined): New function.
5425 (Symbol::is_strong_undefined): New function.
5426 (Symbol::is_absolute): New function.
5427 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5428 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5429 absolute symbols.
5430 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5431 (weak_undef_test): New target.
5432 * testsuite/Makefile.in: Rebuild.
5433 * testsuite/weak_undef_file1.cc: New file.
5434 * testsuite/weak_undef_file2.cc: New file.
5435 * testsuite/weak_undef_test.cc: New file.
5436
126f3ece
ILT		 54372008-04-03 Craig Silverstein <csilvers@google.com>
5438
5439 * compressed_output.h (class Output_compressed_section): Use
5440 unsigned buffer.
5441 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5442 add zlib header.
5443 (zlib_compressed_suffix): Removed.
5444 (Output_compressed_section::set_final_data_size): Use unsigned
5445 buffers.
5446 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5447 Fix linker invocation.
5448 (flagstest_o_specialfile_and_compress_debug_sections):
5449 Likewise.
5450 * testsuite/Makefile.in: Regenerated.
5451
deae2a14
DM		 54522008-04-02 David S. Miller <davem@davemloft.net>
5453
5454 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5455 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5456
70752818
ILT		 54572008-04-02 Craig Silverstein <csilvers@google.com>
5458
5459 * TODO: New file.
5460
39d0cb0e
ILT		 54612008-04-02 Ian Lance Taylor <iant@google.com>
5462
5463 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5464 parameters. Update for new key type to views_. Change all
5465 callers.
5466 (File_read::read): Adjust for byteshift in returned view.
5467 (File_read::add_view): New function, broken out of
5468 find_and_make_view.
5469 (File_read::make_view): New function, broken out of
5470 find_and_make_view.
5471 (File_read::find_or_make_view): Add offset and aligned
5472 parameters. Rewrite accordingly. Change all callers.
5473 (File_read::get_view): Add offset and aligned parameters. Adjust
5474 for byteshift in return value.
5475 (File_read::get_lasting_view): Likewise.
5476 * fileread.h (class File_read): Update declarations.
5477 (class File_read::View): Add byteshift_ field. Add byteshift to
5478 constructor. Add byteshift method.
5479 * archive.h (Archive::clear_uncached_views): New function.
5480 (Archive::get_view): Add aligned parameter. Change all callers.
5481 * object.h (Object::get_view): Add aligned parameter. Change all
5482 callers.
5483 (Object::get_lasting_view): Likewise.
5484
5485 * fileread.cc (File_read::release): Don't call clear_views if
5486 there are multiple objects.
5487 * fileread.h (File_read::clear_uncached_views): New function.
5488 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5489 on the archive.
5490
a1207466
CC		 54912008-03-31 Cary Coutant <ccoutant@google.com>
5492
5493 Add thin archive support.
5494 * archive.cc (Archive::armagt): New const.
5495 (Archive::setup): Remove task parameter and calls to unlock.
5496 (Archive::unlock_nested_archives): New function.
5497 (Archive::read_header): Add nested_off parameter. Change
5498 all callers.
5499 (Archive::interpret_header): Likewise.
5500 (Archive::include_all_members): Change to handle thin
5501 archives.
5502 (Archive::include_member): Likewise.
5503 * archive.h (Archive::Archive): Add new parameters and
5504 initializers.
5505 (Archive::armagt): New const.
5506 (Archive::setup): Remove task parameter.
5507 (Archive::unlock_nested_archives): New function.
5508 (Archive::read_header): Add nested_off parameter.
5509 (Archive::interpret_header): Likewise.
5510 (Archive::Nested_archive_table): New typedef.
5511 (Archive::is_thin_archive_): New field.
5512 (Archive::nested_archives_): New field.
5513 (Archive::options_): New field.
5514 (Archive::dirpath_): New field.
5515 (Archive::task_): New field.
5516 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5517 for thin archives. Pass additional parameters to
5518 Archive::Archive. Unlock the archive file after calling
5519 Archive::setup.
cd536b21 5520
479f6503
ILT		 55212008-03-29 Ian Lance Taylor <iant@google.com>
5522
686c8caf
ILT		 5523 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5524 version symbol to be local.
5525 * testsuite/ver_test_4.sh: New file.
5526 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5527 (check_DATA): Add ver_test_4.syms.
5528 (ver_test_4.syms): New target.
5529 * testsuite/Makefile.in: Rebuild.
5530
ab794b6b
ILT		 5531 * output.cc
5532 (Output_section::Input_section_sort_entry::has_priority): New
5533 function.
5534 (Output_section::Input_section_sort_entry::match_file_name): New
5535 function.
5536 (Output_section::Input_section_sort_entry::match_section_name):
5537 Remove.
5538 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5539 Remove.
5540 (Output_section::Input_section_sort_entry::match_section_file):
5541 Remove.
5542 (Output_section::Input_section_sort_compare::operator()): Rewrite
5543 using new Input_section_sort_entry functions. Sort crtbegin and
5544 crtend first. Sort sections with no priority before sections with
5545 a priority.
5546 * testsuite/initpri1.c (d3): Check j != 4.
5547 (cd5): New constructor/destructor function.
5548 (main): Check j != 2.
5549
479f6503
ILT		 5550 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5551 new symbol when resolving, don't call set_is_default.
5552 * testsuite/ver_test_7.cc: New file.
5553 * testsuite/ver_test_7.sh: New file.
5554 * testsuite/Makefile.am (ver_test_7.so): New target.
5555 (ver_test_7.o): New target.
5556 (check_SCRIPTS): Add ver_test_7.sh.
5557 (check_DATA): Add ver_test_7.syms.
5558 (ver_test_7.syms): New target.
5559
2fd32231
ILT		 55602008-03-28 Ian Lance Taylor <iant@google.com>
5561
5562 * layout.cc (Layout::layout): If we see an input section with a
5563 name that needs sorting, set the must_sort flag for the output
5564 section.
5565 (Layout::make_output_section): If the name of the output section
5566 indicates that it might require sorting, set the may_sort flag.
5567 * output.h (Output_section::may_sort_attached_input_sections): New
5568 function.
5569 (Output_section::set_may_sort_attached_input_sections): New
5570 function.
5571 (Output_section::must_sort_attached_input_sections): New
5572 function.
5573 (Output_section::set_must_sort_attached_input_sections): New
5574 function.
5575 (class Output_section): Declare Input_section_sort_entry. Define
5576 Input_section_sort_compare. Declare
5577 sort_attached_input_sections. Add new fields:
5578 may_sort_attached_input_sections_,
5579 must_sort_attached_input_sections_,
5580 attached_input_sections_are_sorted_.
5581 * output.cc (Output_section::Output_section): Initialize new
5582 fields.
5583 (Output_section::add_input_section): Add an entry to
5584 input_sections_ if may_sort or must_sort are true.
5585 (Output_section::set_final_data_size): Call
5586 sort_attached_input_sections if necessary.
5587 (Output_section::Input_section_sort_entry): Define new class.
5588 (Output_section::Input_section_sort_compare::operator()): New
5589 function.
5590 (Output_section::sort_attached_input_sections): New function.
5591 * configure.ac: Check whether the compiler supports constructor
5592 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5593 * testsuite/initpri1.c: New file.
5594 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5595 CONSTRUCTOR_PRIORITY.
5596 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5597 (initpri1_LDFLAGS): New variable.
5598 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5599
18e6b24e
ILT		 56002008-03-27 Ian Lance Taylor <iant@google.com>
5601
49bdd526
ILT		 5602 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5603 * testsuite/common_test_1.c: New file.
5604 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5605 (common_test_1_SOURCES): New variable.
5606 (common_test_1_DEPENDENCIES): New variable.
5607 (common_test_1_LDFLAGS): New variable.
5608
18e6b24e
ILT		 5609 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5610 and commons_ correctly when NAME/VERSION does not override
5611 NAME/NULL.
5612 * testsuite/ver_test_6.c: New file.
5613 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5614 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5615 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5616
04bf7072
ILT		 56172008-03-26 Ian Lance Taylor <iant@google.com>
5618
5871526f
ILT		 5619 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5620 of an undefined symbol from a version script.
5621 * testsuite/Makefile.am (ver_test_5.so): New target.
5622 (ver_test_5.o): New target.
5623 (check_SCRIPTS): Add ver_test_5.sh.
5624 (check_DATA): Add ver_test_5.syms.
5625 (ver_test_5.syms): New target.
5626 * testsuite/ver_test_5.cc: New file.
5627 * testsuite/ver_test_5.script: New file.
5628 * testsuite/ver_test_5.sh: New file.
5629 * Makefile.in, testsuite/Makefile.in: Rebuild.
5630
04bf7072
ILT		 5631 PR gold/5986
5632 Fix problems building gold with gcc 4.3.0.
5633 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5634 (gold_error_at_location, gold_warning_at_location): Use it.
5635 * configure.ac: Check whether we can compile and use a template
5636 function with a printf attribute.
5637 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5638 when jumping over bytes.
5639 * object.cc: Instantiate Object::read_section_data.
5640 * debug.h: Include <cstring>
5641 * dwarf_reader.cc: Include <algorithm>
5642 * main.cc: Include <cstring>.
5643 * options.cc: Include <cstring>.
5644 * output.cc: Include <cstring>.
5645 * script.cc: Include <cstring>.
5646 * script.h: Include <string>.
5647 * symtab.cc: Include <cstring> and <algorithm>.
5648 * target-select.cc: Include <cstring>.
5649 * version.cc: Include <string>.
5650 * testsuite/testmain.cc: Include <cstdlib>.
5651 * configure, config.in: Rebuild.
5652
874c5b28
ILT		 56532008-03-25 Ian Lance Taylor <iant@google.com>
5654
819d6c3a
ILT		 5655 * options.cc: Include "../bfd/bfdver.h".
5656 (options::help): Print bug reporting address.
5657
f4b2c6f5
ILT		 5658 * version.cc (print_version): Adjust output for current value of
5659 BFD_VERSION_STRING.
5660
5661 * NEWS: New file.
5662
e96caa79
ILT		 5663 * options.cc (options::help): Print list of supported targets.
5664 * target-select.h: Include <vector>.
5665 (class Target_selector): Make machine_, size_, and is_big_endian_
5666 fields const. Add bfd_name_ and instantiated_target_ fields.
5667 (Target_selector::Target_selector): Add bfd_name parameter.
5668 (Target_selector::recognize): Make non-virtual, call
5669 do_recognize.
5670 (Target_selector::recognize_by_name): Make non-virtual, call
5671 do_recognize_by_name.
5672 (Target_selector::supported_names): New function.
5673 (Target_selector::bfd_name): New function.
5674 (Target_selector::do_instantiate_target): New pure virtual
5675 function.
5676 (Target_selector::do_recognize): New virtual function.
5677 (Target_selector::do_recognize_by_name): New virtual function.
5678 (Target_selector::instantiate_target): New private function.
5679 (supported_target_names): Declare.
5680 * target-select.cc (Target_selector::Target_selector): Update for
5681 new parameter and fields.
5682 (select_target_by_name): Check that the name matches before
5683 calling recognize_by_name.
5684 (supported_target_names): New function.
5685 * i386.cc (class Target_selector_i386): Update Target_selector
5686 constructor call. Remove recognize and recognize_by_name. Add
5687 do_instantiate_target.
5688 * x86_64.cc (class Target_selector_x86_64): Likewise.
5689 * testsuite/testfile.cc (class Target_selector_test): Update for
5690 changes to Target_selector.
5691
874c5b28
ILT		 5692 * README: Rewrite, with some notes on unsupported features.
5693
0a65a3a7
CC		 56942008-03-24 Cary Coutant <ccoutant@google.com>
5695
5696 * i386.cc (Target_i386::Got_type): New enum declaration.
5697 (Target_i386::Scan::local): Updated callers of Output_data_got
5698 member functions.
5699 (Target_i386::Scan::global): Likewise.
5700 (Target_i386::Relocate::relocate): Likewise.
5701 (Target_i386::Relocate::relocate_tls): Likewise.
5702 * object.h (Got_offset_list): New class.
5703 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5704 (Sized_relobj::local_got_offset): Likewise.
5705 (Sized_relobj::set_local_got_offset): Likewise.
5706 (Sized_relobj::local_has_tls_got_offset): Removed.
5707 (Sized_relobj::local_tls_got_offset): Removed.
5708 (Sized_relobj::set_local_tls_got_offset): Removed.
5709 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5710 * output.cc (Output_data_got::add_global): Added got_type parameter.
5711 (Output_data_got::add_global_with_rel): Likewise.
5712 (Output_data_got::add_global_with_rela): Likewise.
5713 (Output_data_got::add_global_pair_with_rel): New function.
5714 (Output_data_got::add_global_pair_with_rela): New function.
5715 (Output_data_got::add_local): Added got_type parameter.
5716 (Output_data_got::add_local_with_rel): Likewise.
5717 (Output_data_got::add_local_with_rela): Likewise.
5718 (Output_data_got::add_local_pair_with_rel): New function.
5719 (Output_data_got::add_local_pair_with_rela): New function.
5720 (Output_data_got::add_global_tls): Removed.
5721 (Output_data_got::add_global_tls_with_rel): Removed.
5722 (Output_data_got::add_global_tls_with_rela): Removed.
5723 (Output_data_got::add_local_tls): Removed.
5724 (Output_data_got::add_local_tls_with_rel): Removed.
5725 (Output_data_got::add_local_tls_with_rela): Removed.
5726 * output.h (Output_data_got::add_global): Added got_type parameter.
5727 (Output_data_got::add_global_with_rel): Likewise.
5728 (Output_data_got::add_global_with_rela): Likewise.
5729 (Output_data_got::add_global_pair_with_rel): New function.
5730 (Output_data_got::add_global_pair_with_rela): New function.
5731 (Output_data_got::add_local): Added got_type parameter.
5732 (Output_data_got::add_local_with_rel): Likewise.
5733 (Output_data_got::add_local_with_rela): Likewise.
5734 (Output_data_got::add_local_pair_with_rel): New function.
5735 (Output_data_got::add_local_pair_with_rela): New function.
5736 (Output_data_got::add_global_tls): Removed.
5737 (Output_data_got::add_global_tls_with_rel): Removed.
5738 (Output_data_got::add_global_tls_with_rela): Removed.
5739 (Output_data_got::add_local_tls): Removed.
5740 (Output_data_got::add_local_tls_with_rel): Removed.
5741 (Output_data_got::add_local_tls_with_rela): Removed.
5742 * resolve.cc (Symbol::override_base_with_special): Removed
5743 reference to has_got_offset_ field.
5744 * symtab.cc (Symbol::init_fields): Replaced initialization
5745 of got_offset_ with got_offsets_. Removed initialization
5746 of has_got_offset_
53fcba31 5747 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5748 (Symbol::got_offset): Likewise.
5749 (Symbol::set_got_offset): Likewise.
5750 (Symbol::has_tls_got_offset): Removed.
5751 (Symbol::tls_got_offset): Removed.
5752 (Symbol::set_tls_got_offset): Removed.
5753 (Symbol::got_offset_): Removed.
5754 (Symbol::tls_mod_got_offset_): Removed.
5755 (Symbol::tls_pair_got_offset_): Removed.
5756 (Symbol::got_offsets_): New field.
5757 (Symbol::has_got_offset): Removed.
5758 (Symbol::has_tls_mod_got_offset): Removed.
5759 (Symbol::has_tls_pair_got_offset): Removed.
5760 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5761 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5762 member functions.
5763 (Target_x86_64::Scan::global): Likewise.
5764 (Target_x86_64::Relocate::relocate): Likewise.
5765 (Target_x86_64::Relocate::relocate_tls): Likewise.
5766
bd52eafb
BE		 57672008-03-25 Ben Elliston <bje@au.ibm.com>
5768
5769 * yyscript.y: Fix spelling error in comment.
5770
8b105e34
ILT		 57712008-03-24 Ian Lance Taylor <iant@google.com>
5772
8ed814a9
ILT		 5773 * options.h (class General_options): Define build_id option.
5774 * layout.h (class Layout): Declare write_build_id, create_note,
5775 create_build_id. Add build_id_note_ member.
5776 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5777 "libiberty.h", "md5.h", "sha1.h".
5778 (Layout::Layout): Initialize eh_frame_data_,
5779 eh_frame_hdr_section_, and build_id_note_.
5780 (Layout::finalize): Call create_build_id.
5781 (Layout::create_note): New function, broken out of
5782 Layout::create_gold_note.
5783 (Layout::create_gold_note): Call create_note.
5784 (Layout::create_build_id): New function.
5785 (Layout::write_build_id): New function.
5786 (Close_task_runner::run): Call write_build_id.
5787
8b105e34
ILT		 5788 * x86_64.cc: Correct license to GPLv3.
5789
086a1841
ILT		 57902008-03-23 Ian Lance Taylor <iant@google.com>
5791
5792 * options.cc: Include "demangle.h".
5793 (parse_optional_string): New function.
5794 (parse_long_option): Handle takes_optional_argument.
5795 (parse_short_option): Update dash_z initializer. Handle
5796 takes_optional_argument.
5797 (General_options::General_options): Initialize do_demangle_.
5798 (General_options::finalize): Set do_demangle_. Handle demangling
5799 style.
5800 * options.h (parse_optional_string): Declare.
5801 (struct One_option): Add optional_arg field. Update constructor.
5802 Update call constructor calls. Add takes_optional_argument
5803 function.
5804 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5805 (DEFINE_optional_string): Define.
5806 (General_options::demangle): Change from DEFINE_bool to
5807 DEFINE_optional_string.
5808 (General_options::no_demangle): New function.
5809 (General_options::do_demangle): New function.
5810 (General_options::set_do_demangle): New function.
5811 (General_options::execstack_status_): Move definition to end of
5812 class definition.
5813 (General_options::static_): Likewise.
5814 (General_options::do_demangle_): New field.
5815 * object.cc (big_endian>::get_symbol_location_info): Call
5816 Options::do_demangle, not Options::demangle.
5817 * symtab.cc (demangle): Likewise.
5818
cbb93e63
ILT		 58192008-03-22 Ian Lance Taylor <iant@google.com>
5820
5821 * gold.h: Include <cstddef> and <sys/types.h>
5822 * options.h: Include <cstring>.
5823
ec531623
ILT		 58242008-03-21 Ian Lance Taylor <iant@google.com>
5825
5826 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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