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[deliverable/binutils-gdb.git] / gold / ChangeLog
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089d69dc
DK		 12010-01-11 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4 Arm_relocate_functions::thumb32_branch_upper,
5 Arm_relocate_functions::thumb32_branch_lower,
6 Arm_relocate_functions::thumb32_cond_branch_offset,
7 Arm_relocate_functions::thumb32_cond_branch_upper,
8 Arm_relocate_functions::thumb32_cond_branch_lower,
9 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
10 branch offset encoding.
11 (Arm_relocate_functions::thumb_branch_common): Use new branch
12 offset encoding methods to avoid code duplication.
13 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
14 (Stub_addend_reader::operator()): Use new branch encoding method
15 to avoid code duplication.
16
99e5bff2
DK		 172010-01-11 Doug Kwan <dougkwan@google.com>
18
19 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
20 (Target_arm::do_finalize_sections): Define special EXIDX section
21 symbols only if referenced.
22 * gc.h (Garbage_collection::add_reference): New method.
23 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
24 code duplication.
25
98e090bd
ILT		 262010-01-11 Ian Lance Taylor <iant@google.com>
27
d0a91bd8
ILT		 28 * script.cc (Version_script_info::build_expression_list_lookup):
29 Change complaing about duplicate wildcard match from error to
30 warning.
31
98e090bd
ILT		 32 * script.cc (class Lazy_demangler): Recreate--revert part of patch
33 of 2009-12-30.
34 (Version_script_info::Version_script_info): Initialize globs_,
35 default_version_, default_is_global_, and exact_. Don't
36 initialize globals_ or locals_.
37 (Version_script_info::build_lookup_tables): Build local symbols
38 first.
39 (Version_script_info::unquote): New function.
40 (Version_script_info::add_exact_match): New function.
41 (Version_script_info::build_expression_list_lookup): Remove lookup
42 parameter. Add is_global parameter. Change all callers. Handle
43 wildcard pattern specially. Unquote pattern. Call
44 add_exact_match.
45 (Version_script_info::get_name_to_match): New function.
46 (Version_script_info::get_symbol_version): New function.
47 (Version_script_info::get_symbol_version_helper): Remove.
48 (Version_script_info::check_unmatched_names): Call unquote.
49 * script.h (class Version_script_info): Change get_symbol_version
50 to be non-inline and add is_global parameter; change all callers.
51 Rewrite symbol_is_local. Update declarations. Define struct
52 Version_tree_match, Exact, Globs. Don't define struct Lookup.
53 Remove globals_ and locals_ members. Add exact_, globs_,
54 default_version_, is_global_.
55 (Version_script_info::Glob): Remove pattern, add expression and
56 is_global. Update constructor. Change all callers.
57 * dynobj.cc (Versions::finalize): Mark the version symbol as the
58 default version.
59 (Versions::symbol_section_contents): If a symbol is undefined, or
60 defined in a dynamic object, set the version index to
61 VER_NDX_LOCAL.
62 * symtab.cc (Symbol_table::add_from_relobj): Don't call
63 symbol_is_local.
64 (Symbol_table::add_from_pluginobj): Likewise.
65 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
66
d56962d3
DK		 672010-01-11 Doug Kwan <dougkwan@google.com>
68
69 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
70 (incremental_dump_LDADD): Add linking option for libintl.
71 * Makefile.in: Regenerate.
72
94e6ee91
L		 732010-01-11 H.J. Lu <hongjiu.lu@intel.com>
74
75 PR gold/11144
76 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
77 instead of -Ds.
78 * testsuite/Makefile.in: Regenerated.
79
e96c574b
DK		 802010-01-10 Doug Kwan <dougkwan@google.com>
81
82 * options.h (DEFINE_var): Use parentheses around argument varname__
83 in macro body to avoid any unintended subsequent substitutions.
84
7198066b
ILT		 852010-01-10 Ian Lance Taylor <iant@google.com>
86
ba4d53bf
ILT		 87 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
88 candidates before doing symbol resolution.
89
7198066b
ILT		 90 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
91 ODR candidates if only one is weak.
92
a2beed37
ILT		 932010-01-08 Ian Lance Taylor <iant@google.com>
94
95 * script.cc (Version_script_info::build_expression_list_lookup):
96 Don't warn about ambiguous version, just record the ambiguity.
97 (Version_script_info::get_symbol_version_helper): Give error if
98 version is ambiguous.
99
2fb7225c
DK		 1002010-01-08 Doug Kwan <dougkwan@google.com>
101
102 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
103 prev_data_size_ and prev_addralign_. Remove initializer for
104 deleted data member has_been_changed_.
105 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
106 to determine if the table is empty.
107 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
108 Remove.
109 (Stub_table::add_reloc_stub): Define method in class definition
110 instead of just declaring it there.
111 (Stub_table::add_cortex_a8_stub): New method definition.
112 (Stub_table::update_data_size_and_addralign): Ditto.
113 (Stub_table::finalize_stubs): Ditto.
114 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
115 (Stub_table::do_addralign_): Return address alignment in the
116 (Stub_table::do_reset_address_and_file_offset): Define method in
117 class definition instead of declaring it there. Set current data
118 size to be the data size of the previous pass.
119 (Stub_table::set_final_data_size): Use current data size as the
120 final data size.
121 (Stub_table::relocate_stub): Change parameter type of stub from
122 Reloc_stub pointer to Stub pointer.
123 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
124 (Stub_table::Cortex_a8_stub_list): New typedef.
125 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
126 Stub_table::prev_addralign_): New data member.
127 (Arm_relobj::Arm_relobj): Initialize data member
128 section_has_cortex_a8_workaround_.
129 (Arm_relobj::section_has_cortex_a8_workaround,
130 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
131 definitions.
132 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
133 declarations.
134 (Target_arm::relocate_stub): Change parameter type of stub from
135 Reloc_stub pointer to Stub pointer.
136 (Insn_template::size, Insn_template::alignment): Handle
137 THUMB16_SPECIAL_TYPE.
138 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
139 Stub_table::update_data_size_and_addralign,
140 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
141 definitions.
142 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
143 (Stub_table::do_write): Ditto.
144 (Target_arm::do_relax): Adjust code for changes in Stub_table.
145
880cd20d
ILT		 1462010-01-08 Ian Lance Taylor <iant@google.com>
147
148 PR 11108
149 * symtab.h (class Symbol): Remove fields is_target_special_ and
150 has_plt_offset_. Add field is_defined_in_discarded_section_.
151 (Symbol::is_defined_in_discarded_section): New function.
152 (Symbol::set_is_defined_in_discarded_section): New function.
153 (Symbol::has_plt_offset): Rewrite.
154 (Symbol::set_plt_offset): Verify that new offset is not -1U.
155 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
156 Don't initialize is_target_special_ or has_plt_offset_.
157 Initialize is_defined_in_discarded_section_.
158 (Symbol_table::add_from_relobj): If appropriate, set
159 is_defined_in_discarded_section.
160 * resolve.cc (Symbol::override_base_with_special): Don't test
161 is_target_special_. Change has_plt_offset_ to has_plt_offset().
162 * target-reloc.h (relocate_section): Do special handling for
163 symbols defined in discarded sections for global symbols as well
164 as local symbols.
165
2703e3eb
ILT		 1662010-01-08 Ian Lance Taylor <iant@google.com>
167
168 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
169 the SHT_SYMTAB case.
170
339d40a3
ILT		 1712010-01-08 Ian Lance Taylor <iant@google.com>
172
173 * object.cc (Sized_relobj::do_layout): Don't get confused if
174 layout_eh_frame returns NULL.
175
abecea76
ILT		 1762010-01-08 Ian Lance Taylor <iant@google.com>
177
178 PR 11084
179 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
180 dynamic symbol table, use the normal symbol table.
181 (Sized_dynobj::do_read_symbols): Remove assertion about type of
182 symbol table.
183
6b7dd3f3
ILT		 1842010-01-08 Ian Lance Taylor <iant@google.com>
185
186 PR 11072
187 * layout.cc (Layout::include_section): Remove .gnu_debuglink
188 sections.
189
36c50e63
L		 1902010-01-08 H.J. Lu <hongjiu.lu@intel.com>
191
192 * version.cc (print_version): Change to "Copyright 2010".
193
e291e7b9
ILT		 1942010-01-08 Ian Lance Taylor <iant@google.com>
195
196 PR 10287
197 PR 11063
198 * i386.cc (class Target_i386): Change return type of plt_section
199 to be non-const.
200 (class Output_data_plt_i386): Add tls_desc_rel_ field.
201 (Output_data_plt_i386::Output_data_plt_i386): Initialize
202 tls_desc_rel_ field.
203 (Output_data_plt_i386::rel_tls_desc): New function.
204 (Target_i386::rel_tls_desc_section): New function.
205 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
206 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
207 R_386_TLS_DESC reloc in rel_tls_desc_section.
208 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
209 Define struct Tlsdesc_info.
210 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
211 (Target_x86_64::do_reloc_symbol_index): New function.
212 (Target_x86_64::add_tlsdesc_info): New function.
213 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
214 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
215 tlsdesc_rel_ field.
216 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
217 all callers.
218 (Output_data_plt_x86_64::rela_tlsdesc): New function.
219 (Target_x86_64::rela_tlsdesc_section): New function.
220 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
221 handling.
222 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
223 (Target_x86_64::do_reloc_addend): New function.
224 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
225 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
226 declarations. Define TARGET_CODE. Add arg field to u1_ union.
227 (Output_reloc::type): New function.
228 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
229 (Output_reloc::is_target_specific): New function.
230 (Output_reloc::target_arg): New function.
231 (class Output_reloc) [SHT_RELA]: Add four new constructors for
232 absolute relocs and target specific relocs.
233 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
234 add_target_specific.
235 (class Output_data_reloc) [SHT_RELA]: Likewise.
236 * output.cc (Output_reloc::Output_reloc): Add four new versions
237 for absolute relocs and target specific relocs.
238 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
239 (Output_reloc::get_symbol_index): Likewise.
240 (Output_reloc::local_section_offset): Check that local_sym_index_
241 is not TARGET_CODE or 0.
242 (Output_reloc::symbol_value): Likewise.
243 (Output_reloc::write) [SHT_RELA]: Call target for target specific
244 reloc.
245 * target.h (class Target): Add reloc_symbol_index and reloc_addend
246 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
247 functions.
248 * layout.cc (add_target_dynamic_tags): Use output section for
249 DT_PLTRELSZ and DT_JMPREL.
250
3a44184e
ILT		 2512010-01-07 Ian Lance Taylor <iant@google.com>
252
253 PR 11061
254 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
255 function.
256 (class Output_data_reloc_generic): Define.
257 (class Output_data_reloc_base): Change base class to
258 Output_data_reloc_generic. Change add() method to call
259 bump_relative_reloc_count for a relative reloc. Remove
260 sort_relocs_ field.
261 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
262 to sort_relocs().
263 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
264 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
265 appropriate.
266 * layout.h (class Layout): Update declaration.
267
ea715a34
ILT		 2682010-01-07 Ian Lance Taylor <iant@google.com>
269
270 * output.h (class Output_data): Add const version of
271 output_section and do_output_section.
272 (class Output_section_data): Add const version of
273 do_output_section.
274 (class Output_section): Likewise.
275 * layout.cc (Layout::add_target_dynamic_tags): New function.
276 * layout.h (class Layout): Update declarations.
277 * arm.cc (Target_arm::do_finalize_sections): Use
278 add_target_dynamic_tags.
279 * i386.cc (Target_i386::do_finalize_sections): Likewise.
280 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
281 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
282 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
283
659948a4
ILT		 2842010-01-07 Ian Lance Taylor <iant@google.com>
285
286 PR 11042
287 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
288 object as needed.
289
9d3b86f6
ILT		 2902010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
291 Ian Lance Taylor <iant@google.com>
292
293 PR 11019
294 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
295 Xindex::read_symtab_xindex.
296
bb0d3eb0
DK		 2972010-01-07 Doug Kwan <dougkwan@google.com>
298
299 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
300 (Insn_template::thumb16_bcond_insn): New method declaration.
301 (Insn_template): Fix spelling.
302 (Stub::thumb16_special): New method declaration.
303 (Stub::do_write): Define virtual method which was previously pure
304 virtual.
305 (Stub::do_thumb16_special): New method declaration.
306 (Stub::do_fixed_endian_write): New template member.
307 (Reloc_stub::do_write): Remove.
308 (Reloc_stub::do_fixed_endian_write): Remove.
309 (Cortex_a8_stub): New class definition.
310 (Stub_factory::make_cortex_a8_stub): New method definition.
311 (Stub_factory::Stub_factory): Add missing static storage class
312 qualifier for elf32_arm_stub_a8_veneer_blx.
313
ffeef7df
ILT		 3142010-01-07 Ian Lance Taylor <iant@google.com>
315
dc3f80fe
ILT		 316 PR 10980
317 * options.h (class General_options): Add --warn-unresolved-symbols
318 and --error-unresolved-symbols.
319 * errors.cc (Errors::undefined_symbol): Implement
320 --warn-unresolved-symbols.
321
ffeef7df
ILT		 322 * options.h (class General_options): Add -z text and -z textoff.
323 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
324
f1ec9ded
ST		 3252010-01-06 Sriraman Tallam <tmsriram@google.com>
326
327 * gc.h (Garbage_collection::Cident_section_map): New typedef.
328 (Garbage_collection::cident_sections): New function.
329 (Garbage_collection::add_cident_section): New function.
330 (Garbage_collection::cident_sections_): New member.
331 (gc_process_relocs): Add references to sections whose names are C
332 identifiers.
333 * gold.h (cident_section_start_prefix): New constant.
334 (cident_section_stop_prefix): New constant.
335 (is_cident): New function.
336 * layout.cc (Layout::define_section_symbols): Replace string constants
337 with the newly defined constants.
338 * object.cc (Sized_relobj::do_layout): Track sections whose names are
339 C identifiers.
340 * testsuite/Makefile.am: Add gc_orphan_section_test.
341 * testsuite/Makefile.in: Regenerate.
342 * testsuite/gc_orphan_section_test.cc: New file.
343 * testsuite/gc_orphan_section_test.sh: New file.
344
6eda8c29
ILT		 3452010-01-06 Ian Lance Taylor <iant@google.com>
346
b9674e17
ILT		 347 PR 10980
348 * options.h (class General_options): Add --warn-shared-textrel.
349 * layout.cc (Layout::finish_dynamic_section): Implement
350 --warn-shared-textrel.
351
6eda8c29
ILT		 352 PR 10980
353 * options.h (class General_options): Add --warn-multiple-gp.
354
32dcd44e
ILT		 3552010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
356
357 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
358 $(THREADSLIB) and $(LIBDL).
359 * Makefile.in: Rebuild.
360
a192ba05
ILT		 3612010-01-06 Ian Lance Taylor <iant@google.com>
362
363 PR 10980
364 * options.cc (General_options::parse_section_start): New function.
365 (General_options::section_start): New function.
366 (General_options::General_options): Initialize all members.
367 * options.h: Include <map>
368 (class General_options): Add --section-start. Add section_starts_
369 member.
370 * layout.cc (Layout::attach_allocated_section_to_segment): If
371 --section-start was used, set the address of the segment. Remove
372 local sort_sections.
373 (Layout::relaxation_loop_body): If the address of the load segment
374 has been set by --section-start, don't use it.
375 * output.h (Output_segment::update_flags_for_output_section): New
376 function.
377 * output.cc (Output_segment::add_output_section): Call
378 update_flags_for_output_section.
379
dde3f402
ILT		 3802010-01-05 Ian Lance Taylor <iant@google.com>
381
62dfdd4d
ILT		 382 PR 10980
383 * options.h (class General_options): Add --undefined-version.
384 * script.cc (struct Version_expression): Add was_matched_by_symbol
385 field.
386 (Version_script_info::matched_symbol): New function.
387 (Version_script_info::get_symbol_version_helper): Call
388 matched_symbol.
389 (Version_script_info::check_unmatched_names): New function.
390 * script.h (class Version_script_info): Update declarations.
391 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
392
9c4ae156
ILT		 393 * options.h (class General_options): Use DEFINE_bool_alias for
394 allow_multiple_definition.
395 * resolve.cc (Symbol_table::should_override): Don't test
396 allow_multiple_definition.
397
dde3f402
ILT		 398 PR 10980
399 * options.h (class General_options): Add --cref.
400 * main.cc (main): Print cref table if --cref. Don't close mapfile
401 until after printing cref table.
402 * cref.cc: Include "symtab.h".
403 (class Cref_inputs): Define Cref_table_compare and Cref_table.
404 (Cref_table_compare::operator()): New function.
405 (Cref_inputs::gather_cref): New function.
406 (filecol): New static const.
407 (Cref_inputs::print_cref): New function.
408 (Cref::print_cref): New function.
409 * cref.h: Include <cstdio>.
410 (class Cref): Update declarations.
411 * mapfile.h (Mapfile::file): New function.
412 * object.h (class Object): Define Symbols. Declare virtual
413 do_get_global_symbols.
414 (Object::get_global_symbols): New function.
415 * object.cc (Input_objects::add_object): Pass object to cref_ if
416 --cref.
417 (Input_objects::archive_start): Likewise.
418 (Input_objects::archive_stop): Likewise.
419 (Input_objects::print_cref): New function.
420 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
421 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
422 --cref.
423 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
424 function.
425 * plugin.h (class Sized_pluginobj): Update declarations.
426
8781f709
ILT		 4272010-01-05 Ian Lance Taylor <iant@google.com>
428
429 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
430 to is_default_version. Rename insdef to insdefault.
431 (Symbol_table::add_from_relobj): Rename def to is_default_version
432 and local to is_forced_local.
433 (Symbol_table::add_from_pluginobj): Likewise.
434 (Symbol_table::add_from_dynobj): Likewise.
435 (Symbol_table::define_special_symbol): Rename insdef to
436 insdefault.
437
fe35d28d
ILT		 4382010-01-04 Ian Lance Taylor <iant@google.com>
439
30bc8c46
ILT		 440 PR 10980
441 * options.h (class General_options): Add
442 --allow-multiple-definition and -z muldefs.
443 * resolve.cc (Symbol_table::should_override): Don't warn about a
444 multiple symbol definition if --allow-multiple-definition or -z
445 muldefs.
446
7eaea549
ILT		 447 PR 10980
448 * options.h (class General_options): Add --add-needed and
449 --copy-dt-needed-entries. Tweak --as-needed help entry.
450 * object.cc (Input_objects::check_dynamic_dependencies): Give an
451 error if --copy-dt-needed-entries aka --add-needed is used and
452 would cause a change in behaviour.
453
fe35d28d
ILT		 454 PR 10980
455 * options.h (class General_options): Add -G as a short version of
456 --shared. Add no-op options -assert, -g, and -i.
457
55a2bb35
ST		 4582010-01-04 Sriraman Tallam <tmsriram@google.com>
459
460 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
461 check for .text or .gnu.linkonce.t sections.
462 * icf.cc (Icf::find_identical_sections): Ditto.
463 Change the detection for mangled function name within the section
464 name.
465 * icf.h (is_section_foldable_candidate): New function.
466
719328e1
ILT		 4672009-12-30 Ian Lance Taylor <iant@google.com>
468
469 PR 10980
470 * options.h (class General_options): Permit two dashes with
471 --retain-symbols-file.
472
d7bb5745
ILT		 4732009-12-30 Ian Lance Taylor <iant@google.com>
474
403a15dd
ILT		 475 PR 10979
476 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
477 don't put the file header and segment headers in the text
478 segment.
479
eda294df
ILT		 480 PR 10979
481 * common.cc (Sort_commons::operator()): Stabilize sort when both
482 entries are NULL.
483 (Symbol_table::do_allocate_commons_list): When allocating common
484 symbols, skip a symbol which is no longer common.
485 * symtab.h (Symbol::is_common): Test whether the symbol comes from
486 an object before checking its type.
487 * testsuite/common_test_2.c: New file.
488 * testsuite/common_test_3.c: New file.
489 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
490 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
491 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
492 (common_test_2_pic.o, common_test_2.so): New targets.
493 (common_test_3_pic.o, common_test_3.so): New targets.
494 * testsuite/Makefile.in: Rebuild.
495
d7bb5745
ILT		 496 PR 10979
497 * script.cc (read_input_script): If we see a new SECTIONS clause,
498 and we have added an input section, give an error.
499 * layout.h (class Layout): Add have_added_input_section function.
500 Add have_added_input_section_ field.
501 * layout.cc (Layout::Layout): Initialize
502 have_added_input_section_.
503 (Layout::layout): Set have_added_input_section_.
504 (Layout::layout_eh_frame): Likewise.
505
fc59c572
ILT		 5062009-12-30 Ian Lance Taylor <iant@google.com>
507
508 PR 10931
509 * options.h (class General_options): Add --sort-common option.
510 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
511 * common.cc (Sort_common): Add sort_order parameter to
512 constructor. Add sort_order_ field.
513 (Sort_commons::operator): Check sort_order_.
514 (Symbol_table::allocate_commons): Determine the sort order.
515 (Symbol_table::do_allocate_commons): Add sort_order parameter.
516 Change all callers.
517 (Symbol_table::do_allocate_commons_list): Likewise.
518
1c74fab0
ILT		 5192009-12-30 Ian Lance Taylor <iant@google.com>
520
521 PR 10916
522 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
523 symbols from this object, don't change the visibility of an
524 undefined symbol.
525 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
526
6affe781
ILT		 5272009-12-30 Ian Lance Taylor <iant@google.com>
528
529 PR 10861
530 * script.h (class Version_script_info): Define Language enum.
531 Update declarations. Define Glob, Exact, and Lookup types. Add
532 new fields globals_, locals_, and is_finalized_.
533 * script.cc: Various formatting fixes.
534 (class Parser_closure): Change language_stack_ from a vector of
535 std::string to one of Version_script_info::Language. Adjust all
536 uses accordingly.
537 (class Lazy_demangler): Remove.
538 (struct Version_expression): Change language from std::string to
539 Version_script_info::Language.
540 (Version_script_info::Version_script_info): New function.
541 (Version_script_info::~Version_script_info): Don't call clear.
542 (Version_script_info::finalize): New function.
543 (Version_script_info::build_lookup_tables): New function.
544 (Version_script_info::build_expression_list_lookup): New
545 function.
546 (Version_script_info::get_symbol_version_helper): Rewrite to use
547 lookup tables.
548 (Version_script_info::print_expression_list): Adjust to use
549 Version_script_info::Language.
550 (script_push_lex_into_version_mode): Check that the version script
551 has not been finalized.
552 (version_script_push_lang): Change language string to
553 Version_script_info::Language.
554 * options.cc (Command_line::version_script): New function.
555 * options.h (class General_options): Add finalize_dynamic_list
556 function. Change version_script from declaration to definition.
557 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
558 * testsuite/version_script.map: Remove duplicate def of foo.
559 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
560 version_script.map.
561 * testsuite/Makefile.in: Rebuild.
562
818bf354
ILT		 5632009-12-30 Ian Lance Taylor <iant@google.com>
564
565 PR 10843
566 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
567 if the input symbol index is 0, make the output symbol index 0.
568
ebcc8304
ILT		 5692009-12-30 Ian Lance Taylor <iant@google.com>
570
571 PR 10670
572 * options.h (class General_options): Add -x/--discard-all.
573 * object.cc (Sized_relobj::do_count_local_symbols): Handle
574 --discard-all. If the local symbol needs a dynamic entry, check
575 that before handling --discard-locals.
576
176fe33f
ILT		 5772009-12-30 Ian Lance Taylor <iant@google.com>
578
bb321bb1
ILT		 579 PR 10450
580 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
581 flags to PF_R.
582 (Output_segment::add_output_section): Don't change the flags if
583 the type is PT_TLS.
584
176fe33f
ILT		 585 PR 10450
586 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
587 GNU hash table if they need a dynamic value. Otherwise, don't add
588 them if they are defined in a dynamic object or are forced local.
589
e8cd95c7
ILT		 5902009-12-29 Ian Lance Taylor <iant@google.com>
591
1b81fb71
ILT		 592 PR 10450
593 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
594 .gnu.hash table for a 32-bit target.
595
8d6d383d
ILT		 596 PR 10450
597 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
598 regular and a dynamic object only needs a dynamic symbol table
599 entry if it is externally visible.
600
e785ec03
ILT		 601 PR 10450
602 * i386.cc (class Target_i386): Initialize global_offset_table_ in
603 constructor. Add global_offset_table_ field.
604 (Target_i386::got_section): Set global_offset_table_.
605 (Target_i386::do_finalize_sections): Set global_offset_table_
606 size.
607 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
608 in constructor. Add global_offset_table_ field.
609 (Target_x86_64::got_section): Set global_offset_table_.
610 (Target_x86_64::do_finalize_sections): Set global_offset_table_
611 size.
612
1a2dff53
ILT		 613 * layout.cc (Layout::Layout): Initialize increase_relro_.
614 (Layout::get_output_section): Add is_relro, is_last_relro, and
615 is_first_non_relro parameters. Change all callers.
616 (Layout::choose_output_section): Likewise.
617 (Layout::add_output_section_data): Likewise.
618 (Layout::make_output_section): Likewise.
619 (Layout::set_segment_offsets): Clear increase_relro when using a
620 linker script.
621 * layout.h (class Layout): Add increase_relro method. Add
622 increase_relro_ field. Update declarations.
623 * output.cc (Output_section::Output_section): Initialize
624 is_last_relro_ and is_first_non_relro_.
625 (Output_segment::add_output_section): Group relro sections is
626 do_sort is true. Handle is_last_relro and is_first_non_relro.
627 (Output_segment::maximum_alignment): Remove relro handling.
628 (Output_segment::set_section_addresses): Add increase_relro
629 parameter. Change all callers. Add initial alignment to align
630 relro sections on separate page. Remove old relro handling.
631 (Output_segment::set_section_list_addresses): Remove in_relro
632 parameter. Change all callers.
633 (Output_segment::set_offset): Add increase parameter. Change all
634 callers. Remove old relro handling.
635 * output.h (class Output_section): Add new methods: is_last_relro,
636 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
637 Add is_last_relro_ and is_first_non_relro_ fields.
638 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
639 Create separate .got.plt section. Call increase_relro.
640 * x86_64.cc (Target_x86_64::got_section): Likewise.
641 * testsuite/relro_script_test.t: Add .got.plt.
642
f0ba79e2
ILT		 643 PR 10450
644 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
645 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
646 (Layout::finalize): Call set_dynamic_symbol_size.
647 (Layout::set_dynamic_symbol_size): New function.
648 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
649 set_dynamic_symbol_size.
650
e8cd95c7
ILT		 651 PR 10450
652 * output.h (class Output_section): Add is_entsize_zero_ field.
653 * output.cc (Output_section::Output_section): Initialize
654 is_entsize_zero_.
655 (Output_section::set_entsize): If two different entsizes are
656 requested, force it to zero.
657 (Output_section::add_input_section): Set flags for .debug_str
658 before updating section flags. Set entsize.
659 (Output_section::update_flags_for_input_section): Set SHF_MERGE
660 and SHF_STRING if all input sections have those flags.
661
3e1b9a8a
RÁE		 6622009-12-29 Rafael Espindola <espindola@google.com>
663
664 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 665 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
666 reporting.
3e1b9a8a 667
3dcad376
ST		 6682009-12-29 Sriraman Tallam <tmsriram@google.com>
669
670 * options.cc (General_options::parse_version): Allow -v to exit
671 without an error if there is nothing to link.
672
084e2665
ILT		 6732009-12-29 Ian Lance Taylor <iant@google.com>
674
675 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
676 using a version of gcc before 4.1.
677 * configure: Rebuild.
678
250acde3
CD		 6792009-12-28 Chris Demetriou <cgd@google.com>
680
681 * attributes.cc (Output_attributes_section_data::do_write): Use
682 std::vector::front rather than std::vector::data.
683
99fff23b
ILT		 6842009-12-28 Ian Lance Taylor <iant@google.com>
685
686 * symtab.h (class Symbol_table): Add enum Defined.
687 * resolve.cc (Symbol_table::should_override): Add defined
688 parameter. Change all callers. Test whether object is NULL
689 before calling a method on it.
690 (Symbol_table::report_resolve_problem): Add defined parameter.
691 Change all callers.
692 (Symbol_table::should_override_with_special): Likewise.
693 * symtab.cc (Symbol_table::define_in_output_data): Add defined
694 parameter. Change all callers.
695 (Symbol_table::do_define_in_output_data): Likewise.
696 (Symbol_table::define_in_output_segment): Likewise.
697 (Symbol_table::do_define_in_output_segment): Likewise.
698 (Symbol_table::define_as_constant): Likewise.
699 (Symbol_table::do_define_as_constant): Likewise.
700 * script.h (class Symbol_assignment): Add is_defsym parameter to
701 constructor; change all callers.
702 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
703 parameter. Change all callers. Add is_defsym_ field.
704 (class Parser_closure): Add parsing_defsym parameter to
705 constructor; change all callers. Add parsing_defsym accessor
706 function. Add parsing_defsym_ field.
707
556bd683
ILT		 7082009-12-28 Ian Lance Taylor <iant@google.com>
709
710 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 711 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 712
1782c879
ILT		 7132009-12-23 Ian Lance Taylor <iant@google.com>
714
715 * i386.cc (Target_i386::do_calls_non_split): Recognize
716 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 717 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
718 -fsplit-stack prologue when using %r11.
1782c879 719
329ca2b1
ST		 7202009-12-21 Sriraman Tallam <tmsriram@google.com>
721
722 * options.cc (General_options::parse_version): Make -v continue and do
723 the link like GNU ld does.
724
d675ff46
RÁE		 7252009-12-17 Rafael Avila de Espindola <espindola@google.com>
726
727 * Makefile.am (CCFILES): Add timer.cc.
728 (HFILES): Add timer.h.
729 * configure.ac: Check for sysconf and times.
730 * main.cc: include timer.h.
731 (main): Use Timer instead of get_run_time.
732 * timer.cc: New.
733 * timer.h: New.
734 * workqueue.cc: include timer.h.
735 (Workqueue::find_and_run_task):
736 Report user, sys and wall time.
737 * Makefile.in: Regenerate.
738 * config.in: Regenerate.
739 * configure: Regenerate.
740
d6344fb5
DK		 7412009-12-16 Doug Kwan <dougkwan@google.com>
742
743 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
744 sections.
745 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
746 relaxed input sections.
747 * output.cc (Output_section::find_relaxed_input_section): Change
748 return type to Output_relaxed_input_section pointer. Adjust code
749 for new type of relaxed_input_section_map_.
750 * output.h (Output_section::find_relaxed_input_section): Change
751 return type to Output_relaxed_input_section pointer.
752 (Output_section::Output_relaxed_input_section_by_input_section_map):
753 New type.
754 (Output_section::relaxed_input_section_map_): Change type to
755 Output_section::Output_relaxed_input_section_by_input_section_map.
756 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
757 input section.
758
0e0d5469
ILT		 7592009-12-15 Ian Lance Taylor <iant@google.com>
760
761 * layout.cc (Layout::create_shstrtab): Only write out after input
762 sections if we are compressing debug sections.
763
0649a889
ILT		 7642009-12-15 Ian Lance Taylor <iant@google.com>
765
766 * archive.cc (Archive::add_symbols): Only look up a symbol without
767 a version if there is, in fact, a version.
768
2ea97941
ILT		 7692009-12-14 Ian Lance Taylor <iant@google.com>
770
771 Revert -Wshadow changes, all changes from:
772 2009-12-11 Doug Kwan <dougkwan@google.com>
773 2009-12-11 Nick Clifton <nickc@redhat.com>
774 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
775
b0eec2cc
DK		 7762009-12-11 Doug Kwan <dougkwan@google.com>
777
778 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
779 due to -Wshadow.
780 * attributes.cc (Object_attribute::size): Ditto.
781 (Attributes_section_data::size): Ditto.
782 (Attributes_section_data::Attributes_section_data): Ditto.
783 (Output_attributes_section_data::do_write): Ditto.
784 * attributes.h (Object_attribute::set_type): Ditto.
785 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
786
91d6fa6a
NC		 7872009-12-11 Nick Clifton <nickc@redhat.com>
788
789 * archive.cc: Fix shadowed variable warnings.
790 * arm.cc: Likewise.
791 * compressed_output.cc: Likewise.
792 * compressed_output.h: Likewise.
793 * configure: Likewise.
794 * dwarf_reader.cc: Likewise.
795 * dynobj.cc: Likewise.
796 * dynobj.h: Likewise.
797 * ehframe.cc: Likewise.
798 * ehframe.h: Likewise.
799 * errors.cc: Likewise.
800 * expression.cc: Likewise.
801 * fileread.cc: Likewise.
802 * fileread.h: Likewise.
803 * freebsd.h: Likewise.
804 * i386.cc: Likewise.
805 * icf.cc: Likewise.
806 * incremental.h: Likewise.
807 * layout.cc: Likewise.
808 * layout.h: Likewise.
809 * mapfile.cc: Likewise.
810 * merge.cc: Likewise.
811 * merge.h: Likewise.
812 * object.cc: Likewise.
813 * object.h: Likewise.
814 * options.h: Likewise.
815 * output.cc: Likewise.
816 * output.h: Likewise.
817 * parameters.cc: Likewise.
818 * plugin.cc: Likewise.
819 * powerpc.cc: Likewise.
820 * reduced_debug_output.cc: Likewise.
821 * reduced_debug_output.h: Likewise.
822 * reloc.cc: Likewise.
823 * reloc.h: Likewise.
824 * resolve.cc: Likewise.
825 * script-sections.cc: Likewise.
826 * script.cc: Likewise.
827 * script.h: Likewise.
828 * sparc.cc: Likewise.
829 * symtab.cc: Likewise.
830 * symtab.h: Likewise.
831 * target-select.cc: Likewise.
832 * target-select.h: Likewise.
833 * token.h: Likewise.
834 * workqueue.cc: Likewise.
835 * workqueue.h: Likewise.
836 * x86_64.cc: Likewise.
837
a0351a69
DK		 8382009-12-10 Doug Kwan <dougkwan@google.com>
839
840 * arm.cc (attributes.h): New include.
841 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
842 (Arm_relobj::~Arm_relobj): Delete object pointed by
843 attributes_section_data_.
844 (Arm_relobj::attributes_section_data): New method definition.
845 (Arm_relobj::attributes_section_data_): New data member declaration.
846 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
847 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
848 attributes_section_data_.
849 (Arm_dynobj::attributes_section_data): New method definition.
850 (Arm_dynobj::attributes_section_data_): New data member declaration.
851 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
852 initialization value of may_use_blx_ to false.
853 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
854 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
855 object attributes to compute results instead of hard-coding.
856 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
857 Target_arm::get_secondary_compatible_arch,
858 Target_arm::set_secondary_compatible_arch
859 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
860 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
861 New method declarations.
862 (Target_arm::get_aeabi_object_attribute): New method definition.
863 (Target_arm::attributes_section_data_): New data member declaration.
864 (read_arm_attributes_section): New template definition.
865 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
866 (Arm_dynobj::do_read_symbols): Ditto.
867 (Target_arm::do_finalize_sections): Merge attributes sections from
868 input. Check for BLX use after attributes section merging.
869 Fix __exidx_start and __exidx_end visibility. Create an
870 .ARM.attributes section if necessary.
871 (Target_arm::get_secondary_compatible_arch,
872 Target_arm::set_secondary_compatible_arch,
873 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
874 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
875 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
876 New method definitions.
877
b59befec
ILT		 8782009-12-09 Ian Lance Taylor <iant@google.com>
879
880 * plugin.cc (Plugin::load): Don't cast from void* to a function
881 pointer.
882
1276bc89
ILT		 8832009-12-09 Ian Lance Taylor <iant@google.com>
884
885 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
886 information fields.
887
2f2de248
L		 8882009-12-09 H.J. Lu <hongjiu.lu@intel.com>
889
890 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
891 Replace two_file_shared_1.so with two_file_shared_2.so.
892 * testsuite/Makefile.in: Regenerated.
893
4f787271
DK		 8942009-12-08 Doug Kwan <dougkwan@google.com>
895
896 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
897 (HFILES): Add attributes.h and int_encoding.h.
898 * Makefile.in: Regenerate.
899 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
900 function definitions to int_encoding.cc
901 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
902 prototypes to int_encoding.h
903 * reduced_debug_output.cc (int_encoding.h): New include.
904 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
905 function definitions to int_encoding.cc
906 (insert_into_vector, read_from_pointer): Move template definitions to
907 int_encoding.h
908 * attributes.cc: New file.
909 * attributes.h: New file.
910 * int_encoding.cc: New file.
911 * int_encoding.h: New file.
912
20b52f1a
RÁE		 9132009-12-07 Rafael Avila de Espindola <espindola@google.com>
914
915 PR gold/11055
916 * incremental-dump.cc (dump_incremental_inputs): New.
917 (main): Use dump_incremental_inputs.
918
53d7974c
L		 9192009-12-07 H.J. Lu <hongjiu.lu@intel.com>
920
921 PR gold/10893
922 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
923 checking elfcpp::STT_FUNC.
924 (Target_i386::Relocate::relocate): Likewise.
925 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
926
927 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
928 symbols from shared libraries into normal FUNC symbols.
929
930 * symtab.h (Symbol): Add is_func and use it.
931
05a352e6
DK		 9322009-12-05 Doug Kwan <dougkwan@google.com>
933
934 * arm.cc (Target_arm::arm_info): Initialize new fields
935 attributes_section and attributes_vendor.
936 * i386.cc (Target_i386::i386_info): Same.
937 * object.cc (Sized_relobj::do_layout): Skip attribute section.
938 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
939 fields attributes_section and attributes_vendor.
53d7974c 940 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 941 * target.h (Target::attributes_section, Target::attributes_vendor,
942 Target::is_attributes_section, Target::attribute_arg_type,
943 Target::attributes_order): New method definitions.
944 (Target::Target_info::attributes_section,
945 Target::Target_info::attributes_vendor): New fields.
946 (Target::do_attribute_arg_type, Target::do_attributes_order): New
947 virtual method definitions.
948 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
949 attributes_section and attributes_vendor.
950 * testsuite/testfile.cc (Target_test::test_target_info): Same.
951
f4e5969c
DK		 9522009-12-05 Doug Kwan <dougkwan@google.com>
953
954 * arm.cc: Update comments about interworking and stub generation.
955 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
956 considered as non-PIC.
957 (Arm_relocate_functions::base_abs): Fix formatting.
958 (Arm_relocate_functions::got_prel): Fix comment. Change interface
959 of function to use GOT entry address instead of offset.
960 (Target_arm::Scan::global): Issue an error if a symbol would need a
961 PLT does not get one because it is untyped. Remove code to create
962 dynamic symbols for relative branches.
963 (Target_arm::Relocate::relocate: Use 0 instead of false since function
964 takes unsigned integer instead of boolean.
965
1abce4a6
L		 9662009-12-05 H.J. Lu <hongjiu.lu@intel.com>
967
968 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
969 (two_file_test_LDADD): Likewise.
970 (common_test_1_LDADD): Likewise.
971 (exception_test_LDADD) Likewise.
972 (weak_test_LDADD): Likewise.
973 (many_sections_test_LDADD): Likewise.
974 (initpri1_LDADD): Likewise.
975 (script_test_1_LDADD): Likewise.
976 (script_test_2_LDADD): Likewise.
977 (justsyms_LDADD): Likewise.
978 (binary_test_LDADD): Likewise.
979 (large_LDADD): Likewise.
980 * testsuite/Makefile.in: Regenerated.
981
adcf2816 9822009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 983
adcf2816
L		 984 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
985 (Symbol_table::override_with_special): Likewise.
986 (Symbol_table::add_from_object): Likewise.
987
28e67f5d
RÁE		 9882009-12-04 Rafael Avila de Espindola <espindola@google.com>
989
990 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
991 Don't set the data_offset twice.
992
ae10a101
RÁE		 9932009-12-04 Rafael Avila de Espindola <espindola@google.com>
994
995 * testsuite/Makefile.in: Regenerate.
996
f59f41f3
DK		 9972009-12-03 Doug Kwan <dougkwan@google.com>
998
999 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1000 (Target_arm::do_finalize_sections): Add parameter for symbol table
1001 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1002 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1003 parameter for symbol table pointer.
1004 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1005 an additional parameter for a pointer to symbol table.
1006 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1007 parameter for a symbol table pointer.
1008 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1009 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1010 Ditto.
1011 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1012 parameter for a symbol table pointer.
1013
ca55d848
RÁE		 10142009-12-03 Rafael Avila de Espindola <espindola@google.com>
1015
1016 * incremental.cc (Incremental_inputs_header)
1017 (Incremental_inputs_header_write, Incremental_inputs_entry)
1018 (Incremental_inputs_entry_write): Move ...
1019 * incremental.h (Incremental_inputs_header)
1020 (Incremental_inputs_header_write, Incremental_inputs_entry)
1021 (Incremental_inputs_entry_write): here.
1022
3aec4f9c
RÁE		 10232009-12-02 Rafael Avila de Espindola <espindola@google.com>
1024
1025 * incremental.cc (make_sized_incremental_binary): Set the target.
1026 Error if it is incompatible.
1027 * output.h (Output_file): Add filename method.
1028
9c0ae74d
RÁE		 10292009-12-02 Rafael Avila de Espindola <espindola@google.com>
1030
1031 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1032 from the get_* methods.
1033
a45500ae
RÁE		 10342009-12-02 Rafael Avila de Espindola <espindola@google.com>
1035
1036 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1037 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1038 Write 0 for the data_offset of scripts.
1039
325e6408
RÁE		 10402009-12-02 Rafael Avila de Espindola <espindola@google.com>
1041
1042 * testsuite/Makefile.am: Add the incremental_test.sh test.
1043 * testsuite/incremental_test.sh: New.
1044 * testsuite/incremental_test_1.c: New.
1045 * testsuite/incremental_test_2.c: New.
1046
954c3e2e
RÁE		 10472009-12-01 Rafael Avila de Espindola <espindola@google.com>
1048
1049 * incremental-dump.cc (main): Fix typos.
1050
f8086623
RÁE		 10512009-11-27 Rafael Avila de Espindola <espindola@google.com>
1052
1053 PR gold/11025
1054 * incremental-dump.cc (main): Use llu to print 64 bit values.
1055
3b0dd6ac
L		 10562009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1057 H.J. Lu <hongjiu.lu@intel.com>
1058
1059 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1060 $(LIBDL).
1061 (incremental_dump_LDADD): Likewise.
1062 * Makefile.in: Regenerated.
1063
a6d1ef57
DK		 10642009-11-25 Doug Kwan <dougkwan@google.com>
1065
1066 Revert:
1067
1068 2009-11-25 Doug Kwan <dougkwan@google.com>
1069
1070 * arm.cc (Target_arm::Target_arm): Move method definition
1071 outside of class definition. Add code to handle
1072 --target1-rel, --target1-abs and --target2= options.
1073 (Target_arm::get_reloc_reloc_type): Change method to be
1074 non-static and const.
1075 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1076 New data member declaration.
1077 (Target_arm::Scan::local, Target_arm::Scan::global,
1078 Target_arm::Relocate::relocate,
1079 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1080 Adjust call to Target_arm::get_real_reloc_type.
1081 (Target_arm::get_real_reloc_type): Use command line options
1082 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1083 * options.h (--target1-rel, --target1-abs, --target2): New
1084 ARM-only options.
1085
50aeb7d4
DK		 10862009-11-25 Doug Kwan <dougkwan@google.com>
1087
1088 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1089 class definition. Add code to handle --target1-rel, --target1-abs
1090 and --target2= options.
1091 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1092 and const.
1093 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1094 member declaration.
1095 (Target_arm::Scan::local, Target_arm::Scan::global,
1096 Target_arm::Relocate::relocate,
1097 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1098 call to Target_arm::get_real_reloc_type.
1099 (Target_arm::get_real_reloc_type): Use command line options to
1100 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1101 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1102 options.
1103
51938283
DK		 11042009-11-25 Doug Kwan <dougkwan@google.com>
1105
1106 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1107 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1108 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1109 formatting.
1110 (Arm_relocate_functions::thm_call): Replace body with a call to
1111 Arm_relocate_functions::thumb_branch_common.
1112 (Arm_relocate_functions::thm_jump24,
1113 Arm_relocate_functions::thm_xpc22): New method definitions.
1114 (Arm_relocate_functions::thumb_branch_common): New method definition.
1115 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1116 operator.
1117 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1118 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1119
e2b8f3c4
RÁE		 11202009-11-24 Rafael Avila de Espindola <espindola@google.com>
1121
1122 * Makefile.am: Build incremental-dump
1123 * Makefile.in: Regenerate.
1124 * incremental-dump.cc: New.
1125 * incremental.cc (Incremental_inputs_header_data,
1126 Incremental_inputs_entry_data): Move to incremental.h
1127 * incremental.h: (Incremental_inputs_header_data,
1128 Incremental_inputs_entry_data): Move from incremental.cc
1129
bcba9aec
RÁE		 11302009-11-24 Rafael Avila de Espindola <espindola@google.com>
1131
1132 * incremental.cc (Incremental_inputs_header,
1133 Incremental_inputs_header_write, Incremental_inputs_entry,
1134 Incremental_inputs_entry_write): Add a typedef with the data type.
1135
7c3afe08
RÁE		 11362009-11-24 Rafael Avila de Espindola <espindola@google.com>
1137
1138 * incremental.cc (Incremental_inputs_header,
1139 Incremental_inputs_header_write, Incremental_inputs_entry,
1140 Incremental_inputs_entry_write): Update comment about which
1141 type has the filed descriptions.
1142
d204b6e9
DK		 11432009-11-15 Doug Kwan <dougkwan@google.com>
1144
1145 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1146 (Arm_relocate_functions::arm_branch_common): Change method defintion
1147 in class definition to a method declaration and update list of formal
1148 parameters.
1149 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1150 Arm_relocation_functions::jump24): Adjust call to
1151 Arm_relocate_functions::arm_branch_common. Update list of formal
1152 parameters.
1153 (Arm_relocate_functions::xpc25): New method definition.
1154 (Arm_relocate_functions::arm_branch_common): Move method defintion
1155 out from class definition. Use stubs for mode-switching and extending
1156 branch ranges.
1157 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1158 specially. Change code to enable use of stubs in ARM branches.
1159
43d12afe
DK		 11602009-11-10 Doug Kwan <dougkwan@google.com>
1161
1162 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1163 in method declaration.
1164 (Target_arm::relocate_stub): New method declaration.
1165 (Target_arm::default_target): Change to return a pointer instead of
1166 a const reference.
1167 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1168 Target_arm::default_target.
1169 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1170 method definition.
1171 (Target_arm::relocate_section): Adjust view.
1172 (Target_arm::relocate_stub): New method definition.
1173
ac33a407
DK		 11742009-11-10 Doug Kwan <dougkwan@google.com>
1175
1176 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1177 a format warning.
1178 * incremental.cc (open_incremental_binary): Initialized local
1179 variables to avoid warnings.
1180 * object.cc (make_elf_object): Ditto.
1181 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1182 a format warning.
1183
88ee28e9
L		 1184009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1185
1186 PR gold/10930
1187 * testsuite/plugin_test.c: Include "config.h".
1188
2daedcd6
DK		 11892009-11-09 Doug Kwan <dougkwan@google.com>
1190
1191 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1192 (arm_symbol_value): Remove.
1193 (Arm_relocate_functions::arm_branch_common,
1194 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1195 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1196 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1197 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1198 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1199 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1200 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1201 Arm_relocate_functions::thm_mobw_abs_nc,
1202 Arm_relocate_functions::thm_mov_abs,
1203 Arm_relocate_functions::movw_prel_nc,
1204 Arm_relocate_functions::thm_movt_abs,
1205 Arm_relocate_functions::movt_prel,
1206 Arm_relocate_functions::thm_movw_prel_nc,
1207 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1208 (Target_arm::Relocate::relocate): Only decompose address into two
1209 parts if relocation type uses the thumb-bit and pass the actual
1210 bit instead of a flag indicating that the thumb-bit is used. Adjust
1211 calls to methods in Arm_relocate_functions for this change.
1212
1276bc89 12132009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 1214
1215 PR 10925
1216 * reloc.cc: Instantiate
1217 Sized_relobj::initialize_input_to_output_maps and
1218 Sized_relobj:free_input_to_output_maps.
1219
e53ad1b5
ILT		 12202009-11-06 Ian Lance Taylor <iant@google.com>
1221
1222 PR 10876
1223 * defstd.cc (in_segment): Set only_if_ref true for "end".
1224
eb44217c
DK		 12252009-11-06 Doug Kwan <dougkwan@google.com>
1226
1227 * arm.cc (class Reloc_stub): Correct a comment.
1228 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1229 (Target_arm::scan_section_for_stubs): New method declaration.
1230 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1231 Change methods from private to protected.
1232 (Target_arm::do_may_relax): New method definition.
1233 (Target_arm::do_relax, Target_arm::group_sections,
1234 Target_arm::scan_reloc_for_stub,
1235 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1236 (Target_arm::arm_input_section_map_): New data member declaration.
1237 (Target_arm::scan_reloc_for_stub,
1238 Target_arm::scan_reloc_section_for_stubs,
1239 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1240 Target_arm::do_relax): New method definitions.
1241
5d329b7d
ILT		 12422009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1243
1244 * configure.ac: Check for (struct stat)::st_mtim
1245 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1246 * config.in: Regenerate.
1247 * configure: Regenerate.
1248
96a0d71b
ILT		 12492009-11-05 Ian Lance Taylor <iant@google.com>
1250
1251 PR 10910
1252 * output.cc (Output_segment::add_output_section): Add missing
1253 return statement.
1254
594c8e5e
ILT		 12552009-11-04 Ian Lance Taylor <iant@google.com>
1256
1257 PR 10880
1258 * object.h (class Object): Add is_needed and set_is_needed
1259 methods. Add is_needed_ field. Make bool fields into bitfields.
1260 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1261 defined in a dynamic object and referenced by a regular object,
1262 set is_needed for the dynamic object.
1263 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1264 if the file is marked with as_needed and it is not needed.
1265
22b127cc
ILT		 12662009-11-04 Ian Lance Taylor <iant@google.com>
1267
1268 PR 10887
1269 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1270 tags if data is discarded by linker script.
1271 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1272 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1273 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1274 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1275
f5c870d2
ILT		 12762009-11-04 Ian Lance Taylor <iant@google.com>
1277
1278 * layout.cc (Layout::get_output_section): Add is_interp and
1279 is_dynamic_linker_section parameters. Change all callers.
1280 (Layout::choose_output_section): Likewise.
1281 (Layout::make_output_section): Likewise.
1282 (Layout::add_output_section_data): Add is_dynamic_linker_section
1283 parameter. Change all callers.
1284 * layout.h (class Layout): Update declarations.
1285 * output.h (class Output_section): Add is_interp, set_is_interp,
1286 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1287 Add is_interp_, is_dynamic_linker_section_ fields. Change
1288 generate_code_fills_at_write_ to a bitfield.
1289 * output.cc (Output_section::Output_sections): Initialize new
1290 fields.
1291 (Output_segment::add_output_section): Add do_sort parameter.
1292 Change all callers.
1293
1ae4d23b
ILT		 12942009-11-03 Ian Lance Taylor <iant@google.com>
1295
1296 PR 10860
1297 * options.h (class General_options): Add --warn-common.
1298 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1299 merging two common symbols.
1300 (Symbol_table::should_override): Handle --warn-common when merging
1301 a common symbol with a defined symbol. Use report_resolve_problem
1302 for multiple definitions.
1303 (Symbol_table::report_resolve_problem): New function.
1304 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1305
55da9579
DK		 13062009-11-03 Doug Kwan <dougkwan@google.com>
1307
1308 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1309 stub_factory_.
1310 (Target_arm::stub_factory): New method definition.
1311 (Target_arm::new_arm_input_section,
1312 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1313 Target_arm::reloc_uses_thumb_bit): New method declarations.
1314 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1315 New type definitions.
1316 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1317 member declarations.
1318 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1319 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1320 New method definitions.
1321
37a9ac43
ILT		 13222009-11-03 Ian Lance Taylor <iant@google.com>
1323
1324 * options.h (class General_options): Add --warn_constructors.
1325
b3d6a3d4
ILT		 13262009-11-03 Ian Lance Taylor <iant@google.com>
1327
1328 PR 10893
1329 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1330 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1331
934b01dd
ILT		 13322009-11-03 Ian Lance Taylor <iant@google.com>
1333
1334 PR 10895
1335 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1336 --msgid-bugs-address.
1337 (install-pdf): New target.
1338 (install-data_yes): Look up one directory to find mkinstalldirs.
1339
03c1939b
L		 13402009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1341
1342 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1343 tree.
1344
ebd95253
DK		 13452009-10-30 Doug Kwan <dougkwan@google.com>
1346
1347 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1348
e9bbb538
DK		 13492009-10-30 Doug Kwan <dougkwan@google.com>
1350
1351 * arm.cc (Stub_addend_reader): New struct template definition
1352 and partial specializations.
1353 (Stub_addend_reader::operator()): New method definition for a
1354 partially specialized template.
1355
d5b40221
DK		 13562009-10-30 Doug Kwan <dougkwan@google.com>
1357
1358 * arm.cc (Arm_relobj::processor_specific_flags): New method
1359 definition.
1360 (Arm_relobj::do_read_symbols): New method declaration.
1361 (Arm_relobj::processor_specific_flags_): New data member declaration.
1362 (Arm_dynobj): New class definition.
1363 (Target_arm::do_finalize_sections): Add input_objects parameter.
1364 (Target_arm::do_adjust_elf_header): New method declaration.
1365 (Target_arm::are_eabi_versions_compatible,
1366 (Target_arm::merge_processor_specific_flags): New method declaration.
1367 (Target_arm::do_make_elf_object): New overloaded method definitions
1368 and declaration.
1369 (Arm_relobj::do_read_symbols): New method definition.
1370 (Arm_dynobj::do_read_symbols): Ditto.
1371 (Target_arm::do_finalize_sections): Add input_objects parameters.
1372 Merge processor-specific flags from all input objects.
1373 (Target_arm::are_eabi_versions_compatible,
1374 Target_arm::merge_processor_specific_flags,
1375 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1376 New method definitions.
1377 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1378 Input_objects pointer type parameter.
1379 * layout.cc (Layout::finalize): Pass input objects to target's.
1380 finalize_sections function.
1381 * output.cc (Output_file_header::do_sized_write): Set ELF file
1382 header's processor-specific flags.
1383 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1384 Input_objects pointer type parameter.
1385 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1386 * target.h (Input_objects): New forward class declaration.
1387 (Target::processor_specific_flags,
1388 Target::are_processor_specific_flags_sect): New method definitions.
1389 (Target::finalize_sections): Add input_objects parameter.
1390 (Target::Target): Initialize processor_specific_flags_ and
1391 are_processor_specific_flags_set_.
1392 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1393 parameter.
1394 (Target::set_processor_specific_flags): New method definition.
1395 (Target::processor_specific_flags_,
1396 Target::are_processor_specific_flags_set_): New data member
1397 declarations.
1398 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1399 Input_objects pointer type parameter.
1400
ebabffbd
DK		 14012009-10-30 Doug Kwan <dougkwan@google.com>
1402
1403 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1404
ad0f2072
ILT		 14052009-10-28 Ian Lance Taylor <iant@google.com>
1406
1407 * object.h (class Relobj): Drop options parameter from
1408 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1409 do_scan_relocs, do_relocate. Change all callers.
1410 (class Sized_relobj): Drop options parameters from
1411 do_gc_process_relocs, do_scan_relocs, do_relocate,
1412 do_relocate_sections, relocate_sections, emit_relocs_scan,
1413 emit_relocs_scan_reltype. Change all callers.
1414 (struct Relocate_info): Remove options field and all references to
1415 it.
1416 * reloc.h (class Read_relocs): Remove options constructor
1417 parameter and options_ field. Change all callers.
1418 (class Gc_process_relocs, class Scan_relocs): Likewise.
1419 (class Relocate_task): Likewise.
1420 * target-reloc.h (scan_relocs): Remove options parameter. Change
1421 all callers.
1422 (scan_relocatable_relocs): Likewise.
1423 * target.h (class Sized_target): Remove options parameter from
1424 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1425 all callers.
1426 * gc.h (gc_process_relocs): Remove options parameter. Change all
1427 callers.
1428 * arm.cc: Update functions to remove options parameters.
1429 * i386.cc: Likewise.
1430 * powerpc.cc: Likewise.
1431 * sparc.cc: Likewise.
1432 * x86_64.cc: Likewise.
1433 * testsuite/testfile.cc: Likewise.
1434
8ffa3667
DK		 14352009-10-28 Doug Kwan <dougkwan@google.com>
1436
1437 * arm.cc (Arm_relobj): New class definition.
1438 (Arm_relobj::scan_sections_for_stubs,
1439 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1440 New method definitions.
1441
40f36857
CC		 14422009-10-28 Cary Coutant <ccoutant@google.com>
1443
1444 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1445 (Plugin::cleanup_done_): New member.
1446 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1447 (Plugin_manager::cleanup_done_): Remove.
1448 (Plugin_manager::add_input_file): Edit error message.
1449 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1450 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1451
2c849493
ILT		 14522009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1453
1454 * fileread.cc: (File_read::View::~View): Use the new
1455 data_ownership_ filed.
1456 (File_read::~File_read): Dispose the new whole_file_view_.
1457 (File_read::open): Mmap the whole file if needed.
1458 (File_read::open): Use whole_file_view_ instead of contents_.
1459 (File_read::find_view): Use whole_file_view_ if applicable.
1460 (File_read::do_read): Use whole_file_view_ instead of contents_.
1461 (File_read::make_view): Use whole_file_view_ instead of contents_,
1462 update File_read::View::View call.
1463 (File_read::find_or_make_view): Update File_read::View::View
1464 call.
1465 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1466 remove contents_
1467 (File_read::View::Data_ownership): New enum.
1468 (File_read::View::View): Replace bool mapped_ with Data_ownership
1469 argument.
1470 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1471 (File_read::View::data_ownership_): New field.
1472 (File_read::contents_): Remove (replaced by whole_file_view_).
1473 (File_read::whole_file_view_): New field.
1474 * options.h (class General_options): Add --keep-files-mapped.
1475
24998053
CC		 14762009-10-27 Cary Coutant <ccoutant@google.com>
1477
1478 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1479 * testsuite/Makefile.am (plugin_test_5): New test case.
1480 * testsuite/Makefile.in: Regenerate.
1481
72adc4fa
DK		 14822009-10-25 Doug Kwan <dougkwan@google.com>
1483
1484 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1485 from private to protected to allow access by child class.
1486 (Sized_relobj::do_relocate_sections): New method declaration.
1487 (Sized_relobj::relocate_sections): Virtualize.
1488 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1489 Sized_relobj::relocate_sections. Instantiate template explicitly
1490 for different target sizes and endianity.
1491
07f508a2
DK		 14922009-10-24 Doug Kwan <dougkwan@google.com>
1493
1494 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1495 (Arm_input_section::as_arm_input_section): New method.
1496 (Arm_output_section): New class definition.
1497 (Arm_output_section::create_stub_group,
1498 Arm_output_section::group_sections): New method definitions.
1499
10ad9fe5
DK		 15002009-10-22 Doug Kwan <dougkwan@google.com>
1501
1502 * arm.cc (Arm_input_section): New class definition.
1503 (Arm_input_section::init, Arm_input_section:do_write,
1504 Arm_input_section::set_final_data_size,
1505 Arm_input_section::do_reset_address_and_file_offset): New method
1506 definitions.
1507
56ee5e00
DK		 15082009-10-21 Doug Kwan <dougkwan@google.com>
1509
1510 * arm.cc (Stub_table, Arm_input_section): New forward class
1511 declarations.
1512 (Stub_table): New class defintion.
1513 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1514 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1515 New method definition.
1516
b569affa
DK		 15172009-10-21 Doug Kwan <dougkwan@google.com>
1518
1519 * arm.cc: Update copyright comments.
1520 (Target_arm): New forward class template declaration.
1521 (Arm_address): New type.
1522 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1523 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1524 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1525 constants.
1526 (Insn_template): Same.
1527 (DEF_STUBS): New macro.
1528 (Stub_type): New enum type.
1529 (Stub_template): New class definition.
1530 (Stub): Same.
1531 (Reloc_stub): Same.
1532 (Stub_factory): Same.
1533 (Target_arm::Target_arm): Initialize may_use_blx_ and
1534 should_force_pic_veneer_.
1535 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1536 Target_arm::should_force_pic_veneer,
1537 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1538 Target_arm::using_thumb_only, Target_arm:;default_target): New
1539 method defintions.
1540 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1541 New data member declarations.
1542 (Insn_template::size, Insn_template::alignment): New method defintions.
1543 (Stub_template::Stub_template): New method definition.
1544 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1545 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1546 (Stub_factory::Stub_factory): New method definition.
1547 * gold.h (string_hash): New template.
1548 * output.h (Input_section_specifier::hash_value): Use
1549 gold::string_hash.
1550 (Input_section_specifier::string_hash): Remove.
1551 * stringpool.cc (Stringpool_template::string_hash): Use
1552 gold::string_hash.
1553
6c172549
DK		 15542009-10-20 Doug Kwan <dougkwan@google.com>
1555
1556 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1557 symbols of relaxed input sections.
1558 * output.h (Output_section::find_relaxed_input_section): Make
1559 method public.
1560
c5617f2f
DK		 15612009-10-16 Doug Kwan <dougkwan@google.com>
1562
1563 * dynobj.cc (Versions::Versions): Initialize version_script_.
1564 Only insert base version symbol definition for a shared object
1565 if version script defines any version versions.
1566 (Versions::define_base_version): New method definition.
1567 (Versions::add_def): Check that base version is not needed.
1568 (Versions::add_need): Define base version lazily.
1569 * dynobj.h (Versions::define_base_version): New method declaration.
1570 (Versions::needs_base_version_): New data member declaration.
1571 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1572 (check_DATA): Add no_version_test.stdout.
1573 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1574 New make rules.
1575 * testsuite/Makefile.in: Regenerate.
1576 * testsuite/no_version_test.c: New file.
1577 * testsuite/no_version_test.sh: Ditto.
1578
3c12dcdb
DK		 15792009-10-16 Doug Kwan <dougkwan@google.com>
1580
1581 * expression.cc (class Segment_start_expression): New class definition.
1582 (Segment_start_expression::value): New method definition.
1583 (script_exp_function_segment_start): Return a new
1584 Segment_start_expression.
1585 * gold/script-c.h (script_saw_segment_start_expression): New function
1586 prototype.
1587 * script-sections.cc (Script_sections::Script_sections): Initialize
1588 SAW_SEGMENT_START_EXPRESSION_ to false.
1589 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1590 and -Tbbs options to specify section addresses if given in
1591 command line and no SEGMENT_START expression is seen in a script.
1592 * script-sections.h (Script_sections::saw_segment_start_expression,
1593 Script_sections::set_saw_segment_start_expression): New method
1594 definition.
1595 (Script_sections::saw_segment_start_expression_): New data member
1596 declaration.
1597 * script.cc (script_saw_segment_start_expression): New function.
1598 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1599 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1600 script_test_7.sh and script_test_8.sh.
1601 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1602 script_test_8.stdout.
1603 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1604 (script_test_6, script_test_6.stdout, script_test_7,
1605 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1606 * Makefile.in: Regenerate.
1607 * testsuite/script_test_6.sh: New file.
1608 * testsuite/script_test_6.t: Same.
1609 * testsuite/script_test_7.sh: Same.
1610 * testsuite/script_test_7.t: Same.
1611 * testsuite/script_test_8.sh: Same.
1612
64b1ae37
DK		 16132009-10-16 Doug Kwan <dougkwan@google.com>
1614
1615 * output.cc (Output_segment::set_section_list_address): Cast
1616 expressions to unsigned long long type to avoid format warnings.
1617
661be1e2
ILT		 16182009-10-15 Ian Lance Taylor <iant@google.com>
1619
12edd763 1620 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1621 dot assignment to script_sections_.
12edd763
ILT		 1622 * script-sections.cc (Script_sections::add_dot_assignment):
1623 Initialize if necessary.
1624
68b6574b
ILT		 1625 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1626 program headers with no load segment if there is a linker script.
1627
661be1e2
ILT		 1628 * layout.cc (Layout::set_segment_offsets): Align the file offset
1629 to the segment aligment for -N or -n with no load segment.
1630 * output.cc (Output_segment::add_output_section): Don't crash if
1631 the first section is a TLS section.
1632 (Output_segment::set_section_list_addresses): Print an error
1633 message if the address moves backward in a linker script.
1634 * script-sections.cc
1635 (Output_section_element_input::set_section_addresses): Don't
1636 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1637 (Orphan_output_section::set_section_addresses): Likewise.
1638
f15f61a7
DK		 16392009-10-15 Doug Kwan <dougkwan@google.com>
1640
1641 * layout.cc (Layout::finish_dynamic_section): Generate tags
1642 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1643 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1644 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1645
82bb573a
ILT		 16462009-10-14 Ian Lance Taylor <iant@google.com>
1647
1648 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1649 fields.
1650 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1651 data_shdr fields of relinfo.
1652 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1653 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1654 R_386_TLS_LDO_32, adjust based on section flags.
1655 (Target_i386::Relocate::fix_up_ldo): Remove.
1656
374ad285
ILT		 16572009-10-13 Ian Lance Taylor <iant@google.com>
1658
1659 Add support for -pie.
1660 * options.h (class General_options): Add -pie and
1661 --pic-executable.
1662 (General_options::output_is_position_independent): Test -pie.
1663 (General_options::output_is_executable): Return true if not shared
1664 and not relocatable.
1665 (General_options::output_is_pie): Remove.
1666 * options.cc (General_options::finalize): Reject incompatible uses
1667 of -pie.
1668 * gold.cc (queue_middle_tasks): A -pie link is not static.
1669 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1670 * symtab.cc (Symbol::final_value_is_known): Return false if
1671 output_is_position_independent.
1672 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1673 output_is_position_independent.
1674 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1675 output_is_position_independent.
1676 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1677 output_is_position_independent.
1678 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1679 two_file_pie_test.
1680 (basic_pie_test.o, basic_pie_test): New targets.
1681 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1682 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1683 (two_file_pie_test): New target.
1684 * testsuite/Makefile.in: Rebuild.
1685 * README: Remove note saying that -pie is not supported.
1686
c6585162
ILT		 16872009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1688
1689 * options.h (class General_options): Add -init and -fini.
1690 * layout.cc (Layout::finish_dynamic_section): Emit
1691 given init and fini functions.
1692
032ce4e9
ST		 16932009-10-13 Sriraman Tallam <tmsriram@google.com>
1694
1695 * gc.h (gc_process_relocs): Check if icf is enabled using new
1696 function.
1697 * gold.cc (queue_initial_tasks): Likewise.
1698 (queue_middle_tasks): Likewise.
1699 * object.cc (do_layout): Likewise.
1700 * symtab.cc (is_section_folded): Likewise.
1701 * main.cc (main): Likewise.
1702 * reloc.cc (Read_relocs::run): Likewise.
1703 (Sized_relobj::do_scan_relocs): Likewise.
1704 * icf.cc (is_function_ctor_or_dtor): New function.
1705 (Icf::find_identical_sections): Check if function is ctor or dtor when
1706 safe icf is chosen.
1707 * options.h (General_options::icf): Change option to be an enum.
1708 (Icf_status): New enum.
1709 (icf_enabled): New method.
1710 (icf_safe_folding): New method.
1711 (set_icf_status): New method.
1712 (icf_status_): New variable.
1713 * (options.cc) (General_options::finalize): Set icf_status_.
1714 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1715 icf_test and icf_keep_unique_test to use the --icf enum flag.
1716 * testsuite/icf_safe_test.sh: New file.
1717 * testsuite/icf_safe_test.cc: New file.
1718
f345227a
ST		 17192009-10-12 Sriraman Tallam <tmsriram@google.com>
1720
1721 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1722 includes to gc.h and icf.h.
1723 * arm.cc: Include gc.h.
1724 * gold.cc: Likewise.
1725 * i386.cc: Likewise.
1726 * powerpc.cc: Likewise.
1727 * sparc.cc: Likewise.
1728 * x86_64.cc: Likewise.
1729 * gc.h: Include icf.h.
1730
1c7814ed
ILT		 17312009-10-11 Ian Lance Taylor <iant@google.com>
1732
1733 * plugin.cc: Include "gold.h" before other header files.
1734
ae3b5189
CD		 17352009-10-10 Chris Demetriou <cgd@google.com>
1736
1737 * options.h (Input_file_argument::Input_file_type): New enum.
1738 (Input_file_argument::is_lib_): Replace with...
1739 (Input_file_argument::type_): New member.
1740 (Input_file_argument::Input_file_argument): Take Input_file_type
1741 'type' rather than boolean 'is_lib' as second argument.
1742 (Input_file_argument::is_lib): Use type_.
1743 (Input_file_argument::is_searched_file): New function.
1744 (Input_file_argument::may_need_search): Handle is_searched_file.
1745 * options.cc (General_options::parse_library): Support -l:filename.
1746 (General_options::parse_just_symbols): Update for Input_file_argument
1747 changes.
1748 (Command_line::process): Likewise.
1749 * archive.cc (Archive::get_file_and_offset): Likewise.
1750 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1751 * script.cc (read_script_file, script_add_file): Likewise.
1752 * fileread.cc (Input_file::Input_file): Likewise.
1753 (Input_file::will_search_for): Handle is_searched_file.
1754 (Input_file::open): Likewise.
1755 * readsyms.cc (Read_symbols::get_name): Likewise.
1756 * testsuite/Makefile.am (searched_file_test): New test.
1757 * testsuite/Makefile.in: Regenerate.
1758 * testsuite/searched_file_test.cc: New file.
1759 * testsuite/searched_file_test_lib.cc: New file.
1760
f3048a1d
ILT		 17612009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1762 Ian Lance Taylor <iant@google.com>
1763
1764 * descriptor.cc: Include <cstdio> and "binary-io.h".
1765 (Descriptors::open): Open the files in binary mode always.
1766 * script.cc (Lex::get_token): Treat \r as whitespace.
1767
d4780e57
ILT		 17682009-10-09 Ian Lance Taylor <iant@google.com>
1769
1770 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1771
d9a893b8
ILT		 17722009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1773 Ian Lance Taylor <iant@google.com>
1774
1775 * configure.ac: Check for readv function also.
1776 * fileread.cc (readv): Define if not HAVE_READV.
1777 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1778 does not exist.
1779 * config.in: Regenerate.
1780 * configure: Regenerate.
1781
c0a62865
DK		 17822009-10-09 Doug Kwan <dougkwan@google.com>
1783
1784 * layout.cc (Layout::make_output_section): Call target hook to make
1785 ordinary output section.
1786 (Layout::finalize): Adjust parameter list of call the
1787 Target::may_relax().
1788 * layout.h (class Layout::section_list): New method.
1789 * merge.h (Output_merge_base::entsize): Change visibility to public.
1790 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1791 New methods.
1792 (Output_merge_string::do_is_string): New method.
1793 * object.cc (Sized_relobj::do_setup): renamed from
1794 Sized_relobj::set_up.
1795 * object.h (Sized_relobj::adjust_shndx,
1796 Sized_relobj::initializ_input_to_output_maps,
1797 Sized_relobj::free_input_to_output_maps): Change visibilities to
1798 protected.
1799 (Sized_relobj::setup): Virtualize.
1800 (Sized_relobj::do_setup): New method declaration.
1801 (Sized_relobj::invalidate_section_offset,
1802 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1803 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1804 * options.cc (parse_int): New function.
1805 * options.h (parse_int): New declaration.
1806 (DEFINE_int): New macro.
1807 (stub_group_size): New option.
1808 * output.cc (Output_section::Output_section): Initialize memebers
1809 merge_section_map_, merge_section_by_properties_map_,
1810 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1811 (Output_section::add_input_section): Handled deferred code-fill
1812 generation and remove an old comment.
1813 (Output_section::add_relaxed_input_section): New method definition.
1814 (Output_section::add_merge_input_section): Use merge section by
1815 properties map to speed to search. Update merge section maps
1816 as appropriate.
1817 (Output_section::build_relaxation_map): New method definition.
1818 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1819 Same.
1820 (Output_section::relax_input_section): Renamed to
1821 Output_section::convert_input_sections_to_relaxed_sections and change
1822 interface to take a vector of pointers to relaxed sections.
1823 (Output_section::find_merge_section,
1824 Output_section::find_relaxed_input_section): New method definitions.
1825 (Output_section::is_input_address_mapped,
1826 Output_section::output_offset, Output_section::output_address):
1827 Use output section data maps to speed up searching.
1828 (Output_section::find_starting_output_address): Add comments.
1829 (Output_section::do_write,
1830 Output_section::write_to_postprocessing_buffer): Do code-fill
1831 generation as appropriate.
1832 (Output_section::get_input_sections): Invalidate relaxed input section
1833 map.
1834 (Output_section::restore_states): Adjust type of checkpoint .
1835 Invalidate relaxed input section map.
1836 * output.h (Output_merge_base): New class declaration.
1837 (Input_section_specifier): New class defintion.
1838 (class Output_relaxed_input_section) Change base class to
1839 Output_section_data_build.
1840 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1841 base class initializer.
1842 (Output_section::add_relaxed_input_section): New method declaration.
1843 (Output_section::Input_section): Change visibility to protected.
1844 (Output_section::Input_section::relobj,
1845 Output_section::Input_section::shndx): Handle relaxed input sections.
1846 Output_section::input_sections) Change visibility to protected. Also
1847 define overload to return a non-const pointer.
1848 (Output_section::Merge_section_properties): New class defintion.
1849 (Output_section::Merge_section_by_properties_map,
1850 Output_section::Output_section_data_by_input_section_map,
1851 Output_section::Relaxation_map): New types.
1852 (Output_section::relax_input_section): Rename method to
1853 Output_section::convert_input_sections_to_relaxed_sections and change
1854 interface to take a vector of relaxed section pointers.
1855 (Output_section::find_merge_section,
1856 Output_section::find_relaxed_input_section,
1857 Output_section::build_relaxation_map,
1858 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1859 New method declarations.
1860 (Output_section::merge_section_map_
1861 Output_section::merge_section_by_properties_map_,
1862 Output_section::relaxed_input_section_map_,
1863 Output_section::is_relaxed_input_section_map_valid_,
1864 Output_section::generate_code_fills_at_write_): New data members.
1865 * script-sections.cc
1866 (Output_section_element_input::set_section_addresses): Call
1867 current_data_size and addralign methods of relaxed input sections.
1868 (Orphan_output_section::set_section_addresses): Call current_data_size
1869 and addralign methods of relaxed input sections.
1870 * symtab.cc (Symbol_table::compute_final_value): Extract template
1871 from the body of Symbol_table::sized_finalize_symbol.
1872 (Symbol_table::sized_finalized_symbol): Call
1873 Symbol_table::compute_final_value.
1874 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1875 (Symbol_table::compute_final_value): New templated method declaration.
1876 * target.cc (Target::do_make_output_section): New method defintion.
1877 * target.h (Target::make_output_section): New method declaration.
1878 (Target::relax): Add more parameters for input objects, symbol table
1879 and layout. Adjust call to do_relax.
1880 (Target::do_make_output_section): New method declaration.
1881 (Target::do_relax): Add parameters for input objects, symbol table
1882 and layout.
1883
d446d6c4
ILT		 18842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1885
1886 * pread.c: Include stdio.h.
1887
bc06c745
ILT		 18882009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1889
1890 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1891 defined.
1892
75aea3d0
ILT		 18932009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1894
1895 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1896 Change read_shndx type to unsigned int.
1897 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1898 int.
1899 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1900 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1901 Change read_shndx type to unsigned int.
1902 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1903 int.
1904 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1905 * layout.cc (Layout::create_symtab_sections): Cast the result of
1906 local_symcount * symsize to off_t in the gold_assert.
1907
be8fcb75
ILT		 19082009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1909
1910 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1911 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1912 R_ARM_BASE_ABS.
1913 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1914 (Arm_relocate_functions::thm_abs5): New function.
1915 (Arm_relocate_functions::abs12): New function.
1916 (Arm_relocate_functions::abs16): New function.
1917 (Arm_relocate_functions::base_abs): New function.
1918 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1919 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1920 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1921 R_ARM_BASE_ABS.
1922 (Scan::global): Likewise.
1923 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1924 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1925 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1926 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1927 R_ARM_BASE_ABS.
1928
c2a122b6
ILT		 19292009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1930
1931 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1932 (Arm_relocate_functions::movt_prel): New function.
1933 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1934 (Arm_relocate_functions::thm_movt_prel): New function.
1935 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1936 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1937 (Scan::global, Relocate::relocate): Likewise.
1938 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1939
c4aa1e2d
ILT		 19402009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1941
1942 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1943 Incremental_checker.
1944 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1945 unsigned int.
1946 (class Incremental_inputs_header): New class.
1947 (Incremental_inputs_header_writer): Edit comment.
1948 (Incremental_inputs_entry): New class.
1949 (Incremental_inputs_entry_writer): Edit comment.
1950 (Sized_incremental_binary::do_find_incremental_inputs_section):
1951 Add *strtab_shndx parameter, fill it.
1952 (Sized_incremental_binary::do_check_inputs): New method.
1953 (Incremental_checker::can_incrementally_link_output_file): Use
1954 Sized_incremental_binary::check_inputs.
1955 (Incremental_inputs::report_command_line): Save command line in
1956 command_line_.
1957 * incremental.h:
1958 (Incremental_binary::find_incremental_inputs_section): New
1959 method.
1960 (Incremental_binary::do_find_incremental_inputs_section): Add
1961 strtab_shndx parameter.
1962 (Incremental_binary::do_check_inputs): New pure virtual method.
1963 (Sized_incremental_binary::do_check_inputs): Declare.
1964 (Incremental_checker::Incremental_checker): Add incremental_inputs
1965 parameter, use it to initialize incremental_inputs_.
1966 (Incremental_checker::incremental_inputs_): New field.
1967 (Incremental_checker::command_line): New method.
1968 (Incremental_checker::inputs): New method.
1969 (Incremental_checker::command_line_): New field.
1970
c549a694
ILT		 19712009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1972
1973 * incremental.cc: Include <cstdarg> and "target-select.h".
1974 (vexplain_no_incremental): New function.
1975 (explain_no_incremental): New function.
1976 (Incremental_binary::error): New method.
1977 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1978 method.
1979 (make_sized_incremental_binary): New function.
1980 (open_incremental_binary): New function.
1981 (can_incrementally_link_file): Add checks if output is ELF and has
1982 inputs section.
1983 * incremental.h: Include "elfcpp_file.h" and "output.h".
1984 (Incremental_binary): New class.
1985 (Sized_incremental_binary): New class.
1986 (open_incremental_binary): Declare.
1987 * object.cc (is_elf_object): Use
1988 elfcpp::Elf_recognizer::is_elf_file.
1989 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1990 * output.h (Output_file::filesize): New method.
1991
fd3c5f0b
ILT		 19922009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1993
1994 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1995 New function.
1996 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1997 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1998 function.
1999 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2000 function.
2001 (Arm_relocate_functions::movw_abs_nc): New function.
2002 (Arm_relocate_functions::movt_abs): New function.
2003 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2004 (Arm_relocate_functions::thm_movt_abs): New function.
2005 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2006 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2007 (Scan::global): Likewise.
2008 (Relocate::relocate): Likewise.
2009 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2010
7f5309a5
ILT		 20112009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2012
2013 * arm.cc (Arm_relocate_functions::got_prel) New function.
2014 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2015 (Relocate::relocate): Likewise.
2016 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2017
364c7fa5
ILT		 20182009-10-06 Ian Lance Taylor <iant@google.com>
2019
2020 * options.h (class General_options): Define
2021 split_stack_adjust_size parameter.
2022 * object.h (class Object): Add uses_split_stack_ and
2023 has_no_split_stack_ fields. Add uses_split_stack and
2024 has_no_split_stack accessor functions. Declare
2025 handle_split_stack_section.
2026 (class Reloc_symbol_changes): Define.
2027 (class Sized_relobj): Define Function_offsets. Declare
2028 split_stack_adjust, split_stack_adjust_reltype, and
2029 find_functions.
2030 * object.cc (Object::handle_split_stack_section): New function.
2031 (Sized_relobj::do_layout): Call handle_split_stack_section.
2032 * dynobj.cc (Sized_dynobj::do_layout): Call
2033 handle_split_stack_section.
2034 * reloc.cc (Sized_relobj::relocate_sections): Call
2035 split_stack_adjust for executable sections in split_stack
2036 objects. Pass reloc_map to relocate_section.
2037 (Sized_relobj::split_stack_adjust): New function.
2038 (Sized_relobj::split_stack_adjust_reltype): New function.
2039 (Sized_relobj::find_functions): New function.
2040 * target-reloc.h: Include "object.h".
2041 (relocate_section): Add reloc_symbol_changes parameter. Change
2042 all callers.
2043 * target.h (class Target): Add calls_non_split method. Declare
2044 do_calls_non_split virtual method. Declare match_view and
2045 set_view_to_nop.
2046 * target.cc: Include "elfcpp.h".
2047 (Target::do_calls_non_split): New function.
2048 (Target::match_view): New function.
2049 (Target::set_view_to_nop): New function.
2050 * gold.cc (queue_middle_tasks): Give an error if mixing
2051 split-stack and non-split-stack objects with -r.
2052 * i386.cc (Target_i386::relocate_section): Add
2053 reloc_symbol_changes parameter.
2054 (Target_i386::do_calls_non_split): New function.
2055 * x86_64.cc (Target_x86_64::relocate_section): Add
2056 reloc_symbol_changes parameter.
2057 (Target_x86_64::do_calls_non_split): New function.
2058 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2059 parameter.
2060 * powerpc.cc (Target_powerpc::relocate_section): Add
2061 reloc_symbol_changes parameter.
2062 * sparc.cc (Target_sparc::relocate_section): Add
2063 reloc_symbol_changes parameter.
2064 * configure.ac: Call AM_CONDITIONAL for the default target.
2065 * configure: Rebuild.
2066 * testsuite/Makefile.am (TEST_AS): New variable.
2067 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2068 (check_DATA): Add split_i386 and split_x86_64 files.
2069 (SPLIT_DEFSYMS): Define.
2070 (split_i386_[1234n].o): New targets.
2071 (split_i386_[124]): New targets.
2072 (split_i386_[1234r].stdout): New targets.
2073 (split_x86_64_[1234n].o): New targets.
2074 (split_x86_64_[124]): New targets.
2075 (split_x86_64_[1234r].stdout): New targets.
2076 (MOSTLYCLEANFILES): Add new executables.
2077 * testsuite/split_i386.sh: New file.
2078 * testsuite/split_x86_64.sh: New file.
2079 * testsuite/split_i386_1.s: New file.
2080 * testsuite/split_i386_2.s: New file.
2081 * testsuite/split_i386_3.s: New file.
2082 * testsuite/split_i386_4.s: New file.
2083 * testsuite/split_i386_n.s: New file.
2084 * testsuite/split_x86_64_1.s: New file.
2085 * testsuite/split_x86_64_2.s: New file.
2086 * testsuite/split_x86_64_3.s: New file.
2087 * testsuite/split_x86_64_4.s: New file.
2088 * testsuite/split_x86_64_n.s: New file.
2089 * testsuite/testfile.cc (Target_test): Update relocation_section
2090 function.
2091 * testsuite/Makefile.in: Rebuild.
2092
e8a9fcda
ILT		 20932009-10-06 Ian Lance Taylor <iant@google.com>
2094
2095 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2096 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2097 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2098 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2099 the address on ldo_addrs_.
2100 (Target_i386::Relocate::fix_up_ldo): New function.
2101
e99daf92
ILT		 21022009-10-06 Rafael Espindola <espindola@google.com>
2103
2104 * plugin.cc (add_input_library): New.
2105 (Plugin::load): Add add_input_library to tv.
2106 (Plugin_manager::add_input_file): Add the is_lib argument.
2107 (add_input_file): Update call to Plugin_manager::add_input_file.
2108 (add_input_library): New.
2109 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2110
966d4097
DK		 21112009-09-30 Doug Kwan <dougkwan@google.com>
2112
2113 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2114 symbol and call Symbol::may_need_copy_reloc to determine if
2115 a copy reloc is needed.
2116 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2117 nocopyreloc is given in command line.
2118 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2119 given in command line.
2120 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2121 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2122 of the removed Target_i386::may_need_copy_reloc.
2123 * options.h (copyreloc): New option with default value false.
2124 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2125 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2126 instead of the removed Target_powerpc::may_need_copy_reloc.
2127 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2128 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2129 instead of the removed Target_sparc::may_need_copy_reloc.
2130 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2131 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2132 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2133 instead of the removed Target_x86_64::may_need_copy_reloc.
2134
029ba973
ILT		 21352009-09-30 Ian Lance Taylor <iant@google.com>
2136
2137 * object.h (class Object): Remove target_ field, and target,
2138 sized_target, and set_target methods.
2139 (Object::sized_target): Remove.
2140 (class Sized_relobj): Update declarations. Remove sized_target.
2141 * object.cc (Sized_relobj::setup): Remove target parameter.
2142 Change all callers.
2143 (Input_objects::add_object): Don't do anything with the target.
2144 (make_elf_sized_object): Add punconfigured parameter. Change all
2145 callers. Set or test parameter target.
2146 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2147 Change all callers.
2148 * parameters.cc (Parameters::set_target): Change parameter type to
2149 be non-const.
2150 (Parameters::default_target): Remove.
2151 (set_parameters_target): Change parameter type to be non-const.
2152 (parameters_force_valid_target): New function.
2153 (parameters_clear_target): New function.
2154 * parameters.h (class Parameters): Update declarations. Remove
2155 default_target method. Add sized_target and clear_target
2156 methods. Change target_ to be non-const.
2157 (set_parameters_target): Update declaration.
2158 (parameters_force_valid_target): Declare.
2159 (parameters_clear_target): Declare.
2160 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2161 as NULL if we aren't searching.
2162 (Add_symbols::run): Don't check for compatible target.
2163 * fileread.cc (Input_file::open_binary): Call
2164 parameters_force_valid_target.
2165 * gold.cc (queue_middle_tasks): Likewise.
2166 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2167 set_target on object.
2168 * dynobj.h (class Sized_dynobj): Update declarations.
2169 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2170 make_elf_object returns NULL.
2171 (Archive::include_member): Don't check whether object target is
2172 compatible.
2173 * output.cc (Output_section::add_input_section): Get target from
2174 parameters.
2175 (Output_section::relax_input_section): Likewise.
2176 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2177 parameters.
2178 (Sized_relobj::do_scan_relocs): Likewise.
2179 (Sized_relobj::relocate_sections): Likewise.
2180 * resolve.cc (Symbol_table::resolve): Likewise.
2181 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2182 parameter. Change all callers.
2183 (Symbol_table::add_from_object): Get target from parameters.
2184 (Symbol_table::add_from_relobj): Don't check object target.
2185 (Symbol_table::add_from_dynobj): Likewise.
2186 (Symbol_table::define_special_symbol): Get target from
2187 parameters.
2188 * symtab.h (class Symbol_table): Update declaration.
2189 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2190 parameter. Change all callers. Clear parameter target.
2191 (Binary_test): Test target here.
2192 * testsuite/object_unittest.cc (gold_testsuite): Remove
2193 target_test_pointer parameter. Change all callers.
2194 (Object_test): Test target here.
2195
a6a22b83
ILT		 21962009-09-26 Ian Lance Taylor <iant@google.com>
2197
2198 * testsuite/initpri1.c: Don't try to use constructor priorities if
2199 compiling with gcc before 4.3.
2200
6a8f49fe
ILT		 22012009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2202
2203 * testsuite/retain_symbols_file_test.sh (check_present): Change
2204 output file name to retain_symbols_file_test.stdout.
2205 (check_absent): Likewise.
2206
8c604651
CS		 22072009-09-18 Craig Silverstein <csilvers@google.com>
2208
2209 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2210 * options.cc: Include <cerrno> and <fstream>.
2211 (General_options::finalize): Parse -retain-symbols-file tag.
2212 * options.h: New flag.
2213 (General_options): New method should_retain_symbol, new
2214 variable symbols_to_retain.
2215 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2216 should_retain_symbol map.
2217 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2218 * testsuite/Makefile.in: Regenerate.
2219 * testsuite/retain_symbols_file_test.sh: New file.
2220
ca58b19f
NC		 22212009-09-18 Nick Clifton <nickc@redhat.com>
2222
2223 * po/es.po: Updated Spanish translation.
2224
20e6d0d6
DK		 22252009-09-17 Doug Kwan <dougkwan@google.com>
2226
2227 * debug.h (DEBUG_RELAXATION): New constant.
2228 (DEBUG_ALL): Add DEBUG_RELAXATION.
2229 (debug_string_to_enum): Add relaxation debug option.
2230 * layout.cc
2231 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2232 Layout::Relaxation_debug_check::read_sections,
2233 Layout::Relaxation_debug_check::read_sections): New method definitions.
2234 (Layout::Layout): Initialize data members
2235 record_output_section_data_from_scrips_,
2236 script_output_section_data_list_ and relaxation_debug_check_.
2237 (Layout::save_segments, Layout::restore_segments,
2238 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2239 Layout::relaxation_loop_body): New method definitions.
2240 (Layout::finalize): Support relaxation. Move section layout code to
2241 Layout::relaxation_loop_body.
2242 (Layout::set_asection_address_from_script): Move code for orphan
2243 section placement out.
2244 (Layout::place_orphan_sections_in_script): New method definition.
2245 * layout.h (Output_segment_headers, Output_file_header):
2246 New forward class declarations.
2247 (Layout::~Layout): Define.
2248 (Layout::new_output_section_data_from_script): New method definition.
2249 (Layout::place_orphan_sections_in_script): New method declaration.
2250 (Layout::Segment_states): New type declaration.
2251 (Layout::save_segments, Layout::restore_segments,
2252 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2253 Layout::relaxation_loop_body): New method declarations.
2254 (Layout::Output_section_data_list): New type declaration.
2255 (Layout::Relaxation_debug_check): New class definition.
2256 (Layout::record_output_section_data_from_script_,
2257 Layout::script_output_section_data_list_, Layout::segment_states_,
2258 Layout::relaxation_debug_check_): New data members.
2259 * output.cc: (Output_section_headers::do_size): New method definition.
2260 (Output_section_headers::Output_section_headers): Move size
2261 computation to Output_section_headers::do_size.
2262 (Output_segment_headers::do_size): New method definition.
2263 (Output_file_header::Output_file_header): Move size computation to
2264 Output_file_header::do_size and call it.
2265 (Output_file_header::do_size): New method definition.
2266 (Output_data_group::Output_data_group): Adjust call to
2267 Output_section_data.
2268 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2269 (Output_symtab_xindex::do_write): Add array bound check.
2270 (Output_section::Input_section::print_to_mapfile): Handle
2271 RELAXED_INPUT_SECTION_CODE.
2272 (Output_section::Output_section): Initialize data member checkpoint_.
2273 (Output_section::~Output_section): Delete checkpoint object pointed
2274 by checkpoint_.
2275 (Output_section::add_input_section): Always add an Input_section if
2276 relaxing.
2277 (Output_section::add_merge_input_section): Add assert.
2278 (Output_section::relax_input_section): New method definition.
2279 (Output_section::set_final_data_size): Set load address to zero for
2280 an unallocated section.
2281 (Output_section::do_address_and_file_offset_have_reset_values):
2282 New method definition.
2283 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2284 Handle relaxed input section.
2285 (Output_section::sort_attached_input_sections): Checkpoint input
2286 section list lazily.
2287 (Output_section::get_input_sections): Change type of input_sections to
2288 list of Simple_input_section pointers. Checkpoint input section list
2289 lazily. Also handle relaxed input sections.
2290 (Output_section::add_input_section_for_script): Take a reference to
2291 a Simple_input_section object instead of Relobj pointer and section
2292 index as parameter. Handle relaxed input sections.
2293 (Output_section::save_states, Output_section::restore_states): New
2294 method definitions.
2295 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2296 (Output_data::is_data_size_fixed): New method definition.
2297 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2298 if it is fixed.
2299 (Output_data::address_and_file_offset_have_reset_values): New method
2300 definition.
2301 (Output_data::do_address_and_file_offset_have_reset_values): New method
2302 definition.
2303 (Output_data::set_data_size): Check that data size is not fixed.
2304 (Output_data::fix_data_size): New method definition.
2305 (Output_data::is_data_size_fixed_): New data member.
2306 (Output_section_headers::set_final_data_size): New method definition.
2307 (Output_section_headers::do_size): New method declaration.
2308 (Output_segment_headers::set_final_data_size): New method definition.
2309 (Output_segment_headers::do_size): New method declaration.
2310 (Output_file_header::set_final_data_size)::New method definition.
2311 (Output_file_header::do_size)::New method declaration.
2312 (Output_section_data::Output_section_data): Add new parameter
2313 is_data_size_fixed and use it to fix data size.
2314 (Output_data_const::Output_data_const): Adjust call to base class
2315 constructor and fix data size.
2316 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2317 base class constructor and fix data size.
2318 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2319 base class constructor and fix data size.
2320 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2321 class constructor and fix data size.
2322 (Output_data_group::set_final_data_size): New method definition.
2323 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2324 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2325 class constructor and fix data size.
2326 (Output_relaxed_input_section): New class definition.
2327 (Output_section::Simple_input_section): New class definition.
2328 (Output_section::get_input_sections): Adjust parameter list.
2329 (Output_section::add_input_section_for_script): Same.
2330 (Output_section::save_states, Output_section::restore_states,
2331 Output_section::do_address_and_file_offset_have_reset_values,
2332 (Output_section::Input_section::Input_section): Handle
2333 RELAXED_INPUT_SECTION_CODE. Add new overload for
2334 Output_relaxed_input_section.
2335 (Output_section::Input_section::is_input_section,
2336 Output_section::Input_section::set_output_section): Handle relaxed
2337 input section.
2338 (Output_section::Input_section::is_relaxed_input_section,
2339 Output_section::Input_section::output_section_data,
2340 Output_section::Input_section::relaxed_input_section): New method
2341 definitions.
2342 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2343 value.
2344 (Output_section::Input_section::u1_): Update comments.
2345 (Output_section::Input_section::u2_): Add new union member poris.
2346 (Output_section::Checkpoint_output_section): New classs definition.
2347 (Output_section::relax_input_section): New method declaration.
2348 (Output_section::checkpoint_): New data member.
2349 (Output_segment): Update comments.
2350 (Output_segment::Output_segment): Un-privatize copy constructor.
2351 (Output_segment::operator=): Un-privatize.
2352 * script-sections.cc (Output_section_element::Input_section_list):
2353 Change element type to Output_section::Simple_input_section.
2354 (Output_section_element_dot_assignment::set_section_addresses):
2355 Register output section data for relaxation clean up.
2356 (Output_data_exression::Output_data_expression): Adjust call to base
2357 constructor to fix data size.
2358 (Output_section_element_data::set_section_addresses): Register
2359 Output_data_expression object for relaxation clean up.
2360 (struct Input_section_info): Replace Relobj pointer and section index
2361 pair with Output_section::Simple_input_section and Convert struct to a
2362 class.
2363 (Input_section_sorter::operator()): Adjust access to
2364 Input_section_info data member to use accessors.
2365 (Output_section_element_input::set_section_addresses): Use layout
2366 parameter. Adjust code to use Output_section::Simple_input_section
2367 and Input_secction_info classes. Register filler for relaxation
2368 clean up.
2369 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2370 and section index pair with Output_section::Simple_input_section
2371 class. Adjust code accordingly.
2372 (Phdrs_element::release_segment): New method definition.
2373 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2374 segment list.
2375 (Script_sections::release_segments): New method definition.
2376 * gold/script-sections.h (Script_sections::release_segments): New
2377 method declaration.
2378 * gold/target.h (Target::may_relax, Target::relax,
2379 Target::do_may_relax, Target::do_relax): New method definitions.
2380
5e445df6
ILT		 23812009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2382
2383 * arm.cc (has_signed_unsigned_overflow): New function.
2384 (Arm_relocate_functions::abs8): New function.
2385 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2386 (Target_arm::Scan::global): Likewise.
2387 (Target_arm::relocate::relocate): Likewise.
2388 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2389 Likewise.
2390
8c604651 23912009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 2392
2393 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2394 * testsuite/Makefile.in: Regenerate.
2395
1e9cc1c2
NC		 23962009-09-11 Nick Clifton <nickc@redhat.com>
2397
2398 * po/gold.pot: Updated by the Translation project.
2399
6a89f575
CC		 24002009-09-08 Cary Coutant <ccoutant@google.com>
2401
2402 * output.cc (Output_file::open): Add execute permission to empty file.
2403 * testsuite/Makefile.am (permission_test): New test.
2404 * testsuite/Makefile.in: Regenerate.
2405
fdcac5af
ILT		 24062009-09-02 Ian Lance Taylor <iant@google.com>
2407
2408 * output.cc (Output_file::resize): Call map_no_anonymous rather
2409 than map.
2410
44453f85
ILT		 24112009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2412
2413 * gold.cc: Include "incremental.h".
2414 (queue_initial_tasks): Call Incremental_checker methods.
2415 * incremental.cc: Include "output.h".
2416 (Incremental_checker::can_incrementally_link_output_file): New
2417 method.
2418 * incremental.h (Incremental_checker): New class.
2419
2420 * output.cc (Output_file::open_for_modification): New method.
2421 (Output_file::map_anonymous): Changed return type to bool. Record
2422 map in base_ field.
2423 (Output_file::map_no_anonymous): New method, broken out of map.
2424 (Output_file::map): Use map_no_anonymous and map_anonymous.
2425 * output.h (class Output_file): Update declarations.
2426
293c1386
CC		 24272009-08-24 Cary Coutant <ccoutant@google.com>
2428
2429 * options.h (Command_line::Pre_options): New class.
2430 (Command_line::pre_options): New member.
2431 * options.cc (gold::options::ready_to_register): New variable.
2432 (One_option::register_option): Do nothing if not registering options.
2433 Assert if same short option registered twice.
2434 (General_options::General_options): Turn off option registration when
2435 done constructing.
2436 (Command_line::Pre_options::Pre_options): New constructor.
2437
f773f3d2
CC		 24382009-08-24 Cary Coutant <ccoutant@google.com>
2439
06a73cfe
CC		 2440 * options.h (General_options::no_keep_memory): Remove incorrect
2441 short option.
f773f3d2 2442
a15af8e2
RW		 24432009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2444
2445 * Makefile.am (am__skiplex, am__skipyacc): New.
2446 * Makefile.in: Regenerate.
2447
c462b41b
RW		 24482009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2449
14ec8efd
RW		 2450 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2451 (INCLUDES): ... this.
2452 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2453 (AM_CPPFLAGS): Renamed from ...
2454 (INCLUDE): ... this.
2455 * Makefile.in, testsuite/Makefile.in: Regenerate.
2456
81ecdfbb
RW		 2457 * Makefile.in: Regenerate.
2458 * aclocal.m4: Likewise.
2459 * config.in: Likewise.
2460 * configure: Likewise.
2461 * testsuite/Makefile.in: Likewise.
2462
c462b41b
RW		 2463 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2464 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2465 * Makefile.in: Regenerate.
2466 * testsuite/Makefile.in: Regenerate.
2467
2da73f13
CC		 24682009-08-19 Cary Coutant <ccoutant@google.com>
2469
2470 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2471 symbols in shared libraries overridden by hidden or internal symbols
2472 in the main program.
2473
2db70501
CD		 24742009-08-19 Chris Demetriou <cgd@google.com>
2475
2476 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2477 checking source file names in error messages.
2478
f733487b
DK		 24792009-08-18 Doug Kwan <dougkwan@google.com>
2480
2481 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2482 an elcpp::Ehdr as parameter. Adjust call to set_target.
2483 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2484 an elfcpp::Ehdr as parameter.
2485 * object.cc (Object::set_target): Remove the version that looks up
2486 a target and sets it.
2487 (Sized_relobj::setup): Take a Target object instead of
2488 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2489 (make_elf_sized_object): Find target and ask target to
2490 make an ELF object.
2491 * object.h: (Object::set_target): Remove the version that looks up
2492 a target and sets it.
2493 (Sized_relobj::setup): Take a Target object instead of
2494 an elfcpp:Ehdr as parameter.
2495 * target.cc: Include dynobj.h.
2496 (Target::do_make_elf_object_implementation): New.
2497 (Target::do_make_elf_object): New.
2498 * target.h (Target::make_elf_object): New template declaration.
2499 (Target::do_make_elf_object): New method declarations.
2500 (Target::do_make_elf_object_implementation): New template declaration.
2501
cc70f101
ILT		 25022009-08-14 Ian Lance Taylor <iant@google.com>
2503
2504 * gold.h (FUNCTION_NAME): Define.
2505 (gold_unreachable): Use FUNCTION_NAME.
2506
ef5e0cb1
ST		 25072009-08-12 Sriraman Tallam <tmsriram@google.com>
2508
2509 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2510 symbol in the --keep-unique list is not found.
2511
48c187ce
ST		 25122009-08-12 Sriraman Tallam <tmsriram@google.com>
2513
2514 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2515 been maked as --keep-unique.
2516 (Icf::unfold_section): New function.
2517 * icf.h (Icf::unfold_section): New function.
2518 * options.h (General_options::keep_unique): New option.
2519 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2520 * testsuite/Makefile.in: Regenerate.
2521 * testsuite/icf_keep_unique_test.sh: New file.
2522 * testsuite/icf_keep_unique_test.cc: New file.
2523
645afe0c
CC		 25242009-08-12 Cary Coutant <ccoutant@google.com>
2525
2526 PR 10471
2527 * resolve.cc (Symbol_table::resolve): Check for references from
2528 dynamic objects to hidden and internal symbols.
2529 * testsuite/Makefile.am (hidden_test.sh): New test.
2530 * testsuite/Makefile.in: Regenerate.
2531 * testsuite/hidden_test.sh: New script.
2532 * testsuite/hidden_test_1.c: New test source.
2533 * testsuite/hidden_test_main.c: New test source.
2534
11af873f
DK		 25352009-08-11 Doug Kwan <dougkwan@google.com>
2536
2537 * arm.cc: Update comments.
2538 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2539 segment to locate the .ARM.exidx section if present.
2540
b9f7d72d
DK		 25412009-08-09 Doug Kwan <dougkwan@google.com>
2542
2543 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2544 patch.
2545
ddd3c53c
ST		 25462009-08-07 Sriraman Tallam <tmsriram@google.com>
2547 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2548 compiler warnings.
2549
27721062
ST		 25502009-08-06 Sriraman Tallam <tmsriram@google.com>
2551
2552 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2553 valid tls_segment only for non-debug-section relocations.
2554 * testsuite/Makefile.am: Add gc_tls_test.
2555 * testsuite/Makefile.in: Regenerate.
2556 * testsuite/gc_tls_test.cc: New file.
2557 * testsuite/gc_tls_test.sh: New file.
2558
ef15dade
ST		 25592009-08-05 Sriraman Tallam <tmsriram@google.com>
2560
2561 * icf.cc: New file.
2562 * icf.h: New file.
2563 * Makefile.am (CCFILES): Add icf.cc.
2564 (HFILES): Add icf.h
2565 * Makefile.in: Regenerate.
2566 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2567 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2568 section, symbol and addend information for the relocs.
2569 * gold.cc (queue_middle_tasks): Call identical code folding.
2570 * gold.h: Add defines for multimap.
2571 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2572 to the call of finalize_local_symbols.
2573 * main.cc (main): Create object of class Icf.
2574 * object.cc (Sized_relobj::do_layout): Allow this function to be
2575 called twice during icf.
2576 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2577 to sections marked as identical by icf.
2578 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2579 when available.
2580 (Sized_relobj::do_section_entsize): New function.
2581 * object.h (Object::section_entsize): New function.
2582 (Object::do_section_entsize): New pure virtual function.
2583 (Relobj::finalize_local_symbols): Add new parameter.
2584 (Relobj::do_section_entsize): New function.
2585 * options.h (General_options::icf): New option.
2586 (General_options::icf_iterations): New option.
2587 (General_options::print_icf_sections): New option.
2588 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2589 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2590 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2591 icf.
2592 * symtab.cc (Symbol_table::is_section_folded): New function.
2593 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2594 to sections marked as identical by icf.
2595 * symtab.h (Symbol_table::set_icf): New function.
2596 (Symbol_table::icf): New function.
2597 (Symbol_table::is_section_folded): New function.
2598 (Symbol_table::icf_): New data member.
2599 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2600 * testsuite/Makefile.am: Add commands to build icf_test.
2601 * testsuite/Makefile.in: Regenerate.
2602 * testsuite/icf_test.sh: New file.
2603 * testsuite/icf_test.cc: New file.
2604
c3b65ac4
CD		 26052009-07-24 Chris Demetriou <cgd@google.com>
2606
2607 * layout.cc (is_compressible_debug_section): Fix incorrect
2608 comment about compressed section names.
2609
1caf2c51
ILT		 26102009-07-20 Ian Lance Taylor <ian@airs.com>
2611
2612 PR 10419
2613 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2614
1ef4d87f
ILT		 26152009-07-16 Ian Lance Taylor <iant@google.com>
2616
2617 PR 10400
2618 * layout.h: #include <map>.
2619 (class Kept_section): Change from struct to class. Add accessors
2620 and setters. Add section size to Comdat_group mapping. Change
2621 Comdat_group to std::map. Add is_comdat_ field. Add
2622 linkonce_size field in union.
2623 (class Layout): Update declaration of find_or_add_kept_section.
2624 Don't declare find_kept_object.
2625 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2626 parameter. Add object, shndx, is_comdat, and is_group_name
2627 parameters. Change all callers. Adjust for new Kept_section.
2628 (Layout::find_kept_object): Remove.
2629 * object.cc (Sized_relobj::include_section_group): Update use of
2630 Kept_section. Rename secnum to shndx. Only record
2631 Kept_comdat_section if sections are the same size.
2632 (Sized_relobj::include_linkonce_section): Update use of
2633 Kept_section. Only record Kept_comdat_section if sections are the
2634 same size. Set size of linkonce section.
2635 (Sized_relobj::map_to_kept_section): Update call to
2636 get_kept_comdat_section.
2637 * object.h (class Sized_relobj): Rename fields in
2638 Kept_comdat_section to drop trailing underscores; change object
2639 field to Relobj*. Change Kept_comdat_section_table to store
2640 struct rather than pointer.
2641 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2642 Add kept_object and kept_shndx parameters. Change all callers.
2643 (Sized_relobj::get_kept_comdat_section): Change return type to
2644 bool. Add kept_object and kept_shndx parameters. Change all
2645 callers.
2646 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2647 Layout::find_or_add_kept_section.
2648
37c3b7b0
ILT		 26492009-07-09 Ian Lance Taylor <iant@google.com>
2650
2651 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2652 Reserve space in the hash table.
2653
98fa85cb
ILT		 26542009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2655
2656 * fileread.cc (File_read::get_mtime): New method.
2657 * fileread.h (Timespec): New structure.
2658 (File_read::get_mtime): New method.
2659 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2660 Renamed from timestamp_nsec.
2661 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2662 Elf_Xword.
2663 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2664 timestamp_nsec.
2665 (Incremental_inputs::report_archive): Save mtime; style fix.
2666 (Incremental_inputs::report_obejct): Save mtime; style fix.
2667 (Incremental_inputs::report_script): Save mtime; style fix.
2668 (Incremental_inputs::finalize_inputs): Style fix.
2669 (Incremental_inputs::finalize): Style fix.
2670 (Incremental_inputs::create_input_section_data): Store inputs
2671 mtime.
2672 * incremental.h (Incremental_inputs::report_script): Add mtime
2673 argument.
2674 (Incremental_inputs::Input_info::Input_info): Intialize only one
2675 union member.
2676 (Incremental_inputs::Input_info::archive): Move to nameless
2677 union.
2678 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2679 (Incremental_inputs::Input_info::script): Move to nameless union.
2680 (Incremental_inputs::mtime): New field.
2681 * script.cc (read_input_script): Pass file mtime to
2682 Incremental_input.
2683 * script.h (Script_info::inputs): Style fix.
2684
c9d70757
ILT		 26852009-07-01 Ian Lance Taylor <ian@airs.com>
2686
2687 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2688 instead of 32.
2689
9c547ec3
ILT		 26902009-06-24 Ian Lance Taylor <iant@google.com>
2691
2692 PR 10156
2693 * layout.cc (Layout::choose_output_section): If we find an
2694 existing section, update the flags.
2695 (Layout::create_notes): New function, broken out of
2696 Layout::finalize.
2697 (Layout::finalize): Don't create note sections.
2698 (Layout::create_note): Don't crash if linker script discards
2699 section.
2700 (Layout::create_gold_note): Likewise.
2701 (Layout::create_build_id): Likewise. Don't set
2702 after_input_sections on the section.
2703 (Layout::create_executable_stack_info): Remove target parameter.
2704 Change caller.
2705 * layout.h (class Layout): Declare create_notes. Update
2706 declaration of create_executable_stack_info.
2707 * gold.cc (queue_middle_tasks): Call create_notes.
2708 * output.cc (Output_section::update_flags_for_input_section): Move
2709 here from output.h. If SHF_ALLOC flag is newly set, mark address
2710 invalid.
2711 * output.h (Output_data::mark_address_invalid): New function.
2712 (class Output_section): Only declare, not define,
2713 update_flags_for_input_section. Remove set_flags.
2714
55458500
ILT		 27152009-06-24 Ian Lance Taylor <iant@google.com>
2716
2717 * script-sections.cc (Output_section_definition::
2718 set_section_addresses): Rename shadowing local load_address to
2719 laddr.
2720
1307d6cd
ILT		 27212009-06-24 Ian Lance Taylor <iant@google.com>
2722
2723 PR 10244
2724 * reloc.cc (relocate_sections): Skip empty relocation sections.
2725
ec3f783e
ILT		 27262009-06-23 Ian Lance Taylor <iant@google.com>
2727
2728 PR 10156
2729 * layout.cc (Layout::create_note): Use choose_output_section
2730 rather than make_output_section.
2731
459c9f1c
ILT		 27322009-06-23 Ian Lance Taylor <iant@google.com>
2733
2734 PR 10237
2735 * options.cc (General_options::parse_V): Set printed_version_.
2736 (General_options::General_options): Initialize printed_version_.
2737 * options.h (class General_options): Add printed_version_ field.
2738 * gold.cc (queue_initial_tasks): If there are no input files,
2739 don't give a fatal error if we printed the version information.
2740 (queue_middle_tasks): If using -r with a shared object, give a
2741 fatal error rather than an ordinary error.
2742
1518dc8f
ILT		 27432009-06-23 Ian Lance Taylor <iant@google.com>
2744
2745 PR 10219
2746 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2747 (Layout::make_output_section): Set have_stabstr_section_ if we see
2748 a .stab*str section.
2749 (Layout::finalize): Call link_stabs_sections.
2750 (Layout::link_stabs_sections): New file.
2751 * layout.h (class Layout): Add have_stabstr_section_ field.
2752 Declare link_stabs_sections.
2753
3d857b98
DK		 27542009-06-23 Doug Kwan <dougkwan@google.com>
2755
2756 * Makefile.am (libgold_a_LIBADD): New.
2757 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2758 * Makefile.in: Regenerate.
2759 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2760 * configure: Regenerate.
2761 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2762 * fileread.cc: Include sys/state.h
2763 * gold.h: Declare memmem and strndup if found missing.
2764 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2765
0639a6f6
ILT		 27662009-06-23 Ian Lance Taylor <iant@google.com>
2767
2768 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2769 * configure: Rebuild.
2770
8d63875c
ILT		 27712009-06-23 Ian Lance Taylor <iant@google.com>
2772
2773 PR 10147
2774 * object.cc (Object::section_contents): Don't try to get a view if
2775 the section has length zero.
2776 (Object::handle_gnu_warning_section): If the section is empty, use
2777 the name of the section as the warning.
2778
f7c8a183
ILT		 27792009-06-23 Ian Lance Taylor <iant@google.com>
2780
2781 PR 10133
2782 * stringpool.h (class Stringpool_template): Add optimize_ field.
2783 (Stringpool_template::set_optimize): New function.
2784 * stringpool.cc (Stringpool_template::Stringpool_template):
2785 Initialize optimize_ field.
2786 (Stringpool_template::set_string_offsets): Test local optimize
2787 fild rather than parameter.
2788 * layout.cc (Layout::Layout): Call set_optimize on the section
2789 name stringpool.
2790
e6a307ba
ILT		 27912009-06-22 Ian Lance Taylor <iant@google.com>
2792
2793 PR 10030
2794 * yyscript.y: Parse TARGET.
2795 * script.cc (script_set_target): New function.
2796 * script-c.h (script_set_target): Declare.
2797 * options.cc (General_options::string_to_object_format): Rename
2798 from string_to_object_format in anonymous namespace. Change
2799 callers.
2800 * options.h (class General_options): Declare
2801 string_to_object_format.
2802
3ee173de
ILT		 28032009-06-22 Ian Lance Taylor <iant@google.com>
2804
2805 * script-sections.cc (Script_sections::create_segments): Don't put
2806 program headers in a PT_LOAD segment if -n or -N.
2807
28082009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2809
2810 PR 10141
2811 * options.h (class General_options): Add -z lazy and -z now. Sort
2812 -z options into alphabetical order.
2813 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2814
cd6739a1 28152009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2816
2817 * layout.cc (Layout::make_output_section): Call
2818 Target::new_output_section.
2819 (Layout::attach_allocated_section_to_segment): Put large section
2820 sections in a separate load segment with the large segment flag
2821 set.
2822 (Layout::segment_precedes): Sort large data segments after other
2823 load segments.
2824 (align_file_offset): New static function.
2825 (Layout::set_segment_offsets): Use align_file_offset.
2826 * output.h (class Output_section): Add is_small_section_ and
2827 is_large_section_ fields.
2828 (Output_section::is_small_section): New function.
2829 (Output_section::set_is_small_section): New function.
2830 (Output_section::is_large_section): New function.
2831 (Output_section::set_is_large_section): New function.
2832 (Output_section::is_large_data_section): New function.
2833 (class Output_segment): Add is_large_data_segment_ field.
2834 (Output_segment::is_large_data_segment): New function.
2835 (Output_segment::set_is_large_data_segment): New function.
2836 * output.cc (Output_section::Output_section): Initialize new
2837 fields.
2838 (Output_segment::Output_segment): Likewise.
2839 (Output_segment::add_output_section): Add assertion that large
2840 data sections always go in large data segments. Force small data
2841 sections to the end of the list of data sections. Force small BSS
2842 sections to the start of the list of BSS sections. For large BSS
2843 sections to the end of the list of BSS sections.
2844 * symtab.h (class Symbol): Declare is_common_shndx.
2845 (Symbol::is_defined): Check Symbol::is_common_shndx.
2846 (Symbol::is_common): Likewise.
2847 (class Symbol_table): Define enum Commons_section_type. Update
2848 declarations. Add small_commons_ and large_commons_ fields.
2849 * symtab.cc (Symbol::is_common_shndx): New function.
2850 (Symbol_table::Symbol_table): Initialize new fields.
2851 (Symbol_table::add_from_object): Put small and large common
2852 symbols in the right list.
2853 (Symbol_table::sized_finalized_symbol): Check
2854 Symbol::is_common_shndx.
2855 (Symbol_table::sized_write_globals): Likewise.
2856 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2857 common symbol lists. Don't call do_allocate_commons_list if the
2858 list is empty.
2859 (Symbol_table::do_allocate_commons_list): Remove is_tls
2860 parameter. Add comons_section_type parameter. Change all
2861 callers. Handle small and large common symbols.
2862 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2863 Symbol::is_common_shndx.
2864 * resolve.cc (symbol_to_bits): Likewise.
2865 * target.h (Target::small_common_shndx): New function.
2866 (Target::small_common_section_flags): New function.
2867 (Target::large_common_shndx): New function.
2868 (Target::large_common_section_flags): New function.
2869 (Target::new_output_section): New function.
2870 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2871 small_common_section_flags, and large_common_section_flags
2872 fields.
2873 (Target::do_new_output_section): New virtual function.
2874 * arm.cc (Target_arm::arm_info): Initialize new fields.
2875 * i386.cc (Target_i386::i386_info): Likewise.
2876 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2877 Likewise.
2878 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2879 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2880 (Target_x86_64::do_new_output_section): New function.
2881 * configure.ac: Define conditional MCMODEL_MEDIUM.
2882 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2883 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2884 (large_LDFLAGS): Define.
2885 * testsuite/large.c: New file.
2886 * testsuite/testfile.cc (Target_test::test_target_info):
2887 Initialize new fields.
2888 * configure, testsuite/Makefile.in: Rebuild.
2889
bb04269c
DK		 28902009-06-05 Doug Kwan <dougkwan@google.com>
2891
2892 * Makefile.am (CCFILES): Add target.cc.
2893 * Makefile.in: Regenerate.
2894 * i386.cc (class Target_i386): Define new virtual method to
2895 override do_is_local_label_name in parent.
2896 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2897 local symbols if --discard-locals or -X is given.
2898 * options.h (class General_options): Declare new options
2899 '--discard-locals' and '-X' for discarding locals.
2900 * target.h (class Target): Define new methods is_local_label_name.
2901 Declare new virtual method do_is_local_label_name.
2902 * target.cc: New file.
2903 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2904 (check_SCRIPTS): Add discard_locals_test.sh.
2905 (check_DATA): Add discard_local_tests.syms.
2906 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2907 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2908 * testsuite/Makefile.in: Regenerate.
2909 * testsuite/discard_locals_test.c: New file.
2910 * testsuite/discard_locals_test.sh: Same.
2911
805bb01c
DK		 29122009-06-05 Doug Kwan <dougkwan@google.com>
2913
2914 * object.cc (Sized_relobj::Sized_relobj): Initialize
2915 discarded_eh_frame_shndx_ to -1U.
2916 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2917 section.
2918 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2919 a discarded .eh_frame section.
2920 (Sized_relobj::do_finalize_local_symbols): Ditto.
2921 * object.h (class Sized_relobj): Declare new member
2922 discarded_eh_frame_shndx_.
2923 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2924 (local_labels_test.o, local_labels_test): New rules.
2925 * testsuite/Makefile.in: Regenerate.
2926
1dcd334d
DK		 29272009-06-04 Doug Kwan <dougkwan@google.com>
2928
2929 * layout.cc (Layout::section_name_mapping): Add mapping for
2930 special ARM sections.
2931
96d49306
DK		 29322009-06-03 Doug Kwan <dougkwan@google.com>
2933
2934 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2935 (utils::has_overflow): Same.
2936
dff16297
ILT		 29372009-06-03 Ian Lance Taylor <iant@google.com>
2938
2939 * layout.cc (Layout::section_name_mapping): New array, replacing
2940 Layout::linkonce_mapping.
2941 (Layout::section_name_mapping_count): New variable, replacing
2942 Layout::linkonce_mapping_count.
2943 (Layout::linkonce_output_name): Remove.
2944 (Layout::output_section_name): Rewrite.
2945 * layout.h (class Layout): Rename Linkonce_mapping to
2946 Section_name_mapping, linkonce_mapping to section_name_mapping,
2947 linkonce_mapping_count to section_name_mapping_count. Don't
2948 declare linkonce_output_name.
2949
c121c671
DK		 29502009-06-03 Doug Kwan <dougkwan@google.com>
2951
2952 * gold/arm.cc (namespace utils): New.
2953 (Target_arm::reloc_is_non_pic): Define new method.
2954 (class Arm_relocate_functions): New.
2955 (Target_arm::Relocate::relocate): Handle relocation types used by
2956 Android.
2957
07800fab
ILT		 29582009-06-03 Ian Lance Taylor <iant@google.com>
2959
2960 * arm.cc (Target_arm::scan::global): Use || instead of |.
2961
c121c671
DK		 29622009-06-02 Doug Kwan <dougkwan@google.com>
2963
2964 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2965 issued_non_pic_error_.
2966 (class Target_arm::Scan): Declare new method check_non_pic.
2967 Define new method symbol_needs_plt_entry.
2968 Declare new data member issued_non_pic_error_.
2969 (class Target_arm::Relocate): Declare new method
2970 should_apply_static_reloc.
2971 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2972 (Target_arm::Scan::check_non_pic): Define new method.
2973 (Target_arm::Scan::local): Handle a small subset of reloc types used
2974 by Android.
2975 (Target_arm::Scan::local): Same.
2976 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2977
b19b0c6d
ILT		 29782009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2979
2980 * incremental.cc (Incremental_inputs::report_command_line): Filter
2981 out --incremental-* options.
2982
94cdfcff
DK		 29832009-05-29 Doug Kwan <dougkwan@google.com>
2984
2985 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2986 template class.
2987 (class Target_arm): Update comment.
2988 (Target_arm::Target_arm): Initialize new data members GOT_,
2989 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2990 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2991 and Target_arm::rel_dyn_section.
2992 Declare new_enum Target_arm::Got_type.
2993 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2994 and DYNBSS_.
2995 Update commments for member do_dynsym_value.
2996 (Target_arm::got_size, Target_arm::plt_section,
2997 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2998 new methods inside class defintion.
2999 (Target_arm::got_section): Define new method.
3000 (Target_arm::rel_dyn_section): Same.
3001 (Output_data_plt_arm): New template class.
3002 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3003 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3004 (Output_data_plt_arm::add_entry): Same.
3005 (Output_data_plt_arm::first_plt_entry): Define new
3006 static data member for PLT instruction template.
3007 (Output_data_plt_arm::plt_entry): Same.
3008 (Output_data_plt_arm::do_write): Define new method.
3009 (Target_arm::make_plt_entry): Same.
3010 (Target_arm::do_finalize_sections): Same.
3011 (Target_arm::do_dynsym_value): Same.
3012
4a657b0d
DK		 30132009-05-28 Doug Kwan <dougkwan@google.com>
3014
3015 * Makefile.am (TARGETSOURCES): Add arm.cc.
3016 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3017 * Makefile.in: Regenerate.
3018 * arm.cc: New file.
3019 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3020
e7ae8c36
DK		 30212009-05-26 Doug Kwan <dougkwan@google.com>
3022
3023 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3024 (General_options::check_excluded_libs): Strip off directories in
3025 archive name before matching like GNU ld does.
3026 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3027 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3028 (exclude_libs_test_LDFLAGS): Add linker option
3029 -Wl,--exclude-libs,libexclude_libs_test_3
3030 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3031 an explicit archive without using -l.
3032 (alt/libexclude_libs_test_3.a): New make rule.
3033 * testsuite/Makefile.in: Regenerate.
3034 * testsuite/exclude_libs_test.c : Declare lib3_default().
3035 (main): Call it.
3036 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3037 * exclude_libs_test_3.c: New file.
3038
f12e7348
NC		 30392009-05-26 Nick Clifton <nickc@redhat.com>
3040
3041 * po/id.po: New Indonesian translation.
3042 * po/gold.pot: Updated template file.
3043
4daadc0d
ST		 30442009-05-22 Sriraman Tallam <tmsriram@google.com>
3045
3046 * testsuite/Makefile.am: Add -ffunction-sections to compile
3047 gc_comdat_test files. Add -Wl,--gc-sections to build
3048 gc_comdat_test.
3049 * testsuite/Makefile.in: Regenerate.
3050 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3051
531813ad
ST		 30522009-05-21 Sriraman Tallam <tmsriram@google.com>
3053
3054 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3055 kept comdat section was garbage collected.
3056 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3057 * testsuite/Makefile.in: Regenerate.
3058 * testsuite/gc_comdat_test.sh: New file.
3059 * testsuite/gc_comdat_test_1.cc: New file.
3060 * testsuite/gc_comdat_test_2.cc: New file.
3061
65514900
CC		 30622009-05-19 Doug Kwan <dougkwan@google.com>
3063
3064 * archive.cc (Archive::Archive): Move constructor from archive.h
3065 to here. Initialize no_export_.
3066 (Archive::get_elf_object_for_member): Set no_export flag of object.
3067 * archive.h (Archive::Archive): Move constructor body to
3068 archive.cc.
3069 (Archive::no_export): New method.
3070 (Archive::no_export_): New field.
3071 * object.h (Object::Object): Initialize no_export_ to false.
3072 (Object::no_export, Object::set_no_export): New methods.
3073 (Object::no_export_): New field.
3074 * options.cc (General_options::parse_exclude_libs): New method.
3075 (General_options::check_excluded_libs) Same.
3076 * options.h (exclude_libs): New option.
3077 (General_options::check_excluded_libs): New method declaration.
3078 (General_options::excluded_libs_): New field.
3079 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3080 default or protected visibility if an object has no-export flag set.
3081 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3082 (check_SCRIPTS): Add exclude_libs_test.sh.
3083 (check_DATA): Add exclude_libs_test.syms.
3084 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3085 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3086 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3087 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3088 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3089 libexclude_libs_test_2.a): New rules.
3090 * testsuite/Makefile.in: Regenerate.
3091 * testsuite/exclude_libs_test.c: New file.
3092 * testsuite/exclude_libs_test.sh: Ditto.
3093 * testsuite/exclude_libs_test_1.c: Ditto.
3094 * testsuite/exclude_libs_test_2.c: Ditto.
3095
1b77ea50
ILT		 30962009-05-15 Ian Lance Taylor <iant@google.com>
3097
3098 * configure.ac: Check for declarations for cases where libiberty.h
3099 checks HAVE_DECL_xxx.
3100 * configure, config.in: Rebuild.
3101
072fe7ce
ILT		 31022009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3103
3104 * gold.h (Incremental_argument_list): Remove (invalid) forward
3105 declaration.
3106 * incremental.cc (Incremental_inputs::report_achive): New method.
3107 (Incremental_inputs::report_object): New method.
3108 (Incremental_inputs::report_script): New method.
3109 (Incremental_inputs::finalize_inputs): New method.
3110 (Incremental_inputs::finalize): Call finalize_inputs().
3111 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3112 Create inputs entries.
3113 * incremental.h (Incremental_input_type): New enum.
3114 (Incremental_inputs::Incremental_input): Initialize new fields.
3115 (Incremental_inputs::report_inputs): New method.
3116 (Incremental_inputs::report_achive): New method.
3117 (Incremental_inputs::report_object): New method.
3118 (Incremental_inputs::report_script): New method.
3119 (Incremental_inputs::finalize_inputs): New method.
3120 (Incremental_inputs::Input_info): New struct.
3121 (Incremental_inputs::Input_info_map): New typedef.
3122 (Incremental_inputs::lock_): New field.
3123 (Incremental_inputs::Inputs_): New field.
3124 (Incremental_inputs::Inputs_map): New field.
3125 * main.cc (main): Call Incremental_input::report_inputs.
3126 * options.h (Input_argument_list): Typedef moved from
3127 Input_arguments.
3128 (Input_file_group::Files): Remove, use ::Input_argument_list.
3129 (Input_file_group::Input_argument_list): Remove, use
3130 ::Input_argument_list.
3131 * plugin.cc (Plugin_manager::add_input_file): Add error in
3132 incremental build.
3133 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3134 functions.
3135 * script.cc (read_input_script): Call
3136 Incremental_input::report_script.
3137 * script.h (Script_info): New class.
3138
b0481b0b
ILT		 31392009-04-27 Ian Lance Taylor <iant@google.com>
3140
3141 * x86_64.cc (do_adjust_output_section): Set entsize to
3142 plt_entry_size.
3143
b22a5a41 31442009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 3145
3146 * output.cc (Output_file::close): After short writes, continue
3147 writing from the correct offset in the buffer being written.
3148
40fde488
CD		 31492009-04-23 Chris Demetriou <cgd@google.com>
3150
3151 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3152 * configure: Regenerate.
3153 * config.in: Regenerate.
3154 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3155 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3156
3ce2c28e
ILT		 31572009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3158
3159 * incremental.cc (Incremental_inputs_header_data): Renamed from
3160 Incremental_input_header_data.
3161 (Incremental_inputs_header_data::data_size): New field.
3162 (Incremental_inputs_header_data::put_input_file_count): Renamed
3163 from input_file_count.
3164 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3165 from command_line_offset.
3166 (Incremental_inputs_header_data::put_reserved): Renamed from
3167 put_reserved.
3168 (Incremental_inputs_entry_data): Renamed from
3169 Incremental_input_entry_data.
3170 (Incremental_inputs_entry_data::data_size): New field.
3171 (Incremental_inputs::report_command_line): New method.
3172 (Incremental_inputs::finalize): New method.
3173 (Incremental_inputs::create_incremental_inputs_data): New method.
3174 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3175 * incremental.h: New file.
3176 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3177 (Layout::finalize): Create incremental inputs section in
3178 incremental builds.
3179 (Layout::create_incremental_info_sections): New method.
3180 * layout.h (Layout::incremental_inputs): New method.
3181 (Layout::create_incremental_info_sections): New method.
3182 (Layout::incremental_inputs_): New field.
3183 * main.cc (main): Notify Incremental_input of the command line.
3184
e55bde5e
ILT		 31852009-04-01 Ian Lance Taylor <iant@google.com>
3186 Mikolaj Zalewski <mikolajz@google.com>
3187
3188 * gold.h (reserve_unordered_map): Define, three versions, one for
3189 each version of Unordered_map.
3190 * layout.cc (Layout::Layout): Remove options parameter. Add
3191 number_of_input_files parameter. Don't initialize options_.
3192 Initialize number_of_input_files_ and resized_signatures_. Move
3193 sections_are_attached_.
3194 (Layout::layout_group): Reserve space for group_signatures_.
3195 (Layout::find_or_add_kept_section): Change name parameter to be a
3196 reference. Resize signatures_ map when it gets large enough.
3197 (Layout::layout_eh_frame): Use parameters->options() instead of
3198 this->options_.
3199 (Layout::make_output_section): Likewise.
3200 (Layout::attach_allocated_section_to_segment): Likewise.
3201 (Layout::finalize, Layout::create_executable_stack): Likewise.
3202 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3203 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3204 * layout.h (class Layout): Update declarations. Remove options_
3205 field. Add number_of_input_files_ and resized_signatures_
3206 fields. Move sections_are_attached_ field.
3207 * main.cc (main): Pass number of input files to Layout
3208 constructor. Don't pass options.
3209
154b857c
ILT		 32102009-03-30 Ian Lance Taylor <iant@google.com>
3211
3212 * ffsll.c (ffsll): Correct implementation.
3213
2f35ab9b
ILT		 32142009-03-27 Ian Lance Taylor <iant@google.com>
3215
fd03461a
ILT		 3216 * ffsll.c: New file.
3217 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3218 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3219 * ftruncate.c (ftruncate): Declare before definition.
3220 * mremap.c (mremap): Likewise.
3221 * pread.c (pread): Likewise.
3222 * configure, Makefile.in, config.in: Rebuild.
3223
2f35ab9b
ILT		 3224 * mremap.c: New file.
3225 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3226 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3227 (mremap): Declare if HAVE_MREMAP is not defined.
3228 * configure, Makefile.in, config.in: Rebuild.
3229
33aea2fd
CC		 32302009-03-27 Cary Coutant <ccoutant@google.com>
3231
3232 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3233 position independent.
3234 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3235 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3236
6d479619
CC		 32372009-03-24 Cary Coutant <ccoutant@google.com>
3238
3239 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3240 an executable.
3241 (needs_dynamic_reloc): Likewise.
3242
afc06bb8
ILT		 32432009-03-24 Ian Lance Taylor <iant@google.com>
3244
3245 * yyscript.y (file_cmd): Recognize EXTERN.
3246 (extern_name_list, extern_name_list_body): New nonterminals.
3247 * script.cc (script_add_extern): Define.
3248 * script-c.h (script_add_extern): Declare.
3249
f6060a4d
ILT		 32502009-03-24 Rafael Avila de Espindola <espindola@google.com>
3251
3252 * object.cc (is_elf_object): Define.
3253 * object.h (is_elf_object): Declare.
3254 * archive.cc (Archive::get_elf_object_for_member): Call
3255 is_elf_object.
33aea2fd 3256 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 3257
26736d8e
ILT		 32582009-03-24 Elliott Hughes <enh@google.com>
3259
3260 * output.cc (Output_file::map_anonymous): Define.
3261 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3262 try an anonymous one. Report the size if the mmap fails.
3263 * output.h (class Output_file): Declare map_anonymous.
3264
22fd9730
ILT		 32652009-03-24 Ian Lance Taylor <iant@google.com>
3266
3267 * target-select.cc (instantiate_target): Don't acquire the lock if
3268 the instantiated_target_ field has already been set.
3269
cb010894
ILT		 32702009-03-23 Ian Lance Taylor <iant@google.com>
3271
7f055c20
ILT		 3272 * gold-threads.h (class Initialize_lock): Define.
3273 * gold-threads.cc (class Initialize_lock_once): Define.
3274 (initialize_lock_control): New static variable.
3275 (initialize_lock_pointer): New static variable.
3276 (initialize_lock_once): New static function.
3277 (Initialize_lock::Initialize_lock): Define.
3278 (Initialize_lock::initialize): Define.
3279 * target-select.h: Include "gold-threads.h".
3280 (class Target_selector): Add lock_ and initialize_lock_ fields.
3281 Don't define instantiate_target, just declare it.
3282 * target-select.cc (Target_selector::Target_selector): Initialize
3283 new fields.
3284 (Target_selector::instantiate_target): Define.
3285 * descriptors.h: Include "gold-threads.h".
3286 (class Descriptors): Add initialize_lock_ field.
3287 * descriptors.cc (Descriptors::Descriptors): Initialize new
3288 field.
3289 (Descriptors::open): Use initialize_lock_ field
3290 * errors.h (class Errors): Add initialize_lock_ field.
3291 * errors.cc (Errors::Errors): Initialize new field.
3292 (Errors::initialize_lock): Use initialize_lock_ field.
3293 * powerpc.cc (class Target_selector_powerpc): Remove
3294 instantiated_target_ field. In do_recognize call
3295 instantiate_target rather than do_instantiate_target. In
3296 do_instantiate_target just allocate a new target.
3297 * sparc.cc (class Target_selector_sparc): Likewise.
3298
36959681
ILT		 3299 * freebsd.h: New file.
3300 * i386.cc: Include "freebsd.h".
3301 (Target_i386): Derive from Target_freebsd rather than
3302 Sized_target.
3303 (Target_selector_i386): Derive from Target_selector_freebsd rather
3304 than Target_selector.
3305 * x86_64.cc: Include "freebsd.h".
3306 (Target_x86_64): Derive from Target_freebsd rather than
3307 Sized_target.
3308 (Target_selector_x86_64): Derive from Target_selector_freebsd
3309 rather than Target_selector.
3310 * target.h (class Target): Add adjust_elf_header and
3311 do_adjust_elf_header.
3312 * output.cc (Output_file_header:: do_sized_write): Call target
3313 adjust_elf_header routine.
3314 * configure.tgt: Set targ_osabi.
3315 * configure.ac: Define GOLD_DEFAULT_OSABI.
3316 * parameters.cc (Parameters::default_target): Pass
3317 GOLD_DEFAULT_OSABI to select_target.
3318 * target-select.h (class Target_selector): Make instantiate_target
3319 protected rather than private.
3320 * Makefile.am (HFILES): Add freebsd.h.
3321 * configure, Makefile.in, config.in: Rebuild.
3322
cb010894
ILT		 3323 * merge.cc (do_add_input_section): Correct pend value. Change
3324 message about last entry not being null terminated from error to
3325 warning.
3326
0e879927
ILT		 33272009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3328
3329 * incremental.cc: New file.
3330 * Makefile.am (CCFILES): Add incremental.cc.
3331 * Makefile.in: Rebuild.
3332
41105937
PP		 33332009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3334
3335 * layout.cc (Layout::output_section_name): Preserve names
3336 of '.note.' sections.
3337
60439920
ILT		 33382009-03-19 Ian Lance Taylor <iant@google.com>
3339
3340 * descriptors.cc (Descriptors::open): Check that the options are
3341 valid before using them.
3342
0d371ad3
ILT		 33432009-03-18 Ian Lance Taylor <iant@google.com>
3344
3345 * script-sections.h: Include <list>.
3346 (class Script_sections): Change Sections_elements from std::vector
3347 to std::list. Typedef public Elements_iterator. Add
3348 orphan_section_placement_, data_segment_align_start_, and
3349 saw_data_segment_align_ fields. Remove data_segment_align_index_
3350 field.
3351 * script-sections.cc (class Orphan_section_placement): New class.
3352 (class Sections_element): Add virtual functions is_relro and
3353 orphan_section_init. Remove virtual function place_orphan_here.
3354 (class Output_section_definition): Add is_relro and
3355 orphan_section_init. Remove place_orphan_here.
3356 (class Orphan_output_section): Likewise.
3357 (Script_sections::Script_sections): Update for field changes.
3358 (Script_sections::data_segment_align): Set saw_data_segment_align_
3359 and data_segment_align_start_, not data_segment_align_index.
3360 (Script_sections::data_segment_relro_end): Check
3361 saw_data_segment_align_. Use data_segment_align_start_ rather
3362 than data_segment_align_index_.
3363 (Script_sections::place_orphan): Rewrite to use
3364 Orphan_section_placement.
3365
9201d894
ILT		 33662009-03-17 Ian Lance Taylor <iant@google.com>
3367
9c5b8369
ILT		 3368 * archive.cc (Archive::add_symbols): Check for a version attached
3369 to the symbol name in the archive map.
3370 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3371 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3372 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3373 (ver_test_11.a): New target.
3374 * testsuite/Makefile.in: Rebuild.
3375
9201d894
ILT		 3376 * configure.ac: Check for chsize and posix_fallocate. Replace
3377 ftruncate.
3378 * ftruncate.c: New file, from gnulib.
3379 * output.cc (posix_fallocate): Define dummy version if not
3380 HAVE_POSIX_FALLOCATE.
3381 (Output_file::map): Call posix_fallocate rather than lseek and
3382 write.
3383 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3384 * configure, Makefile.in, config.in: Rebuild.
3385
ef4ab7a8
PP		 33862009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3387
3388 * layout.h (Layout::create_note): Add section_name parameter.
3389 * layout.cc (Layout::create_note): Likewise.
3390 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3391
8c500701
ILT		 33922009-03-17 Ian Lance Taylor <iant@google.com>
3393
e85b18e1
ILT		 3394 * descriptors.cc: Include "options.h".
3395 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3396 (Descriptors::open): Always use O_CLOEXEC when opening a new
3397 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3398 then set FD_CLOEXEC.
3399
9efe6174
ILT		 3400 * sparc.cc (class Target_sparc): Add has_got_section.
3401 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3402 make sure we have a GOT section.
3403
3404 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3405 (Target_sparc::Scan::local): Likewise.
3406 (Target_sparc::Scan::global): Likewise.
3407 (Target_sparc::Relocate::relocate): Likewise.
3408 (Target_sparc::Relocate::relocate_tls): Likewise.
3409
8c500701
ILT		 3410 * symtab.cc (Symbol_table::define_default_version): New function,
3411 broken out of add_from_object.
3412 (Symbol_table::add_from_object): Call define_default_version.
3413 (Symbol_table::define_special_symbol): Add resolve_oldsym
3414 parameter. Change all callers. If the version for a symbol comes
3415 from a version script, resolve it with the symbol with the same
3416 name with no version. Also add the symbol without a version if
3417 appropriate.
3418 (do_define_in_output_data): If resolving with oldsym, don't delete
3419 sym.
3420 (do_define_in_output_segment): Likewise.
3421 (do_define_as_constant): Likewise.
3422 * symtab.h (class Symbol_table): Update declarations.
3423
f1ed28fb
ILT		 34242009-03-13 Ian Lance Taylor <iant@google.com>
3425
15f8229b
ILT		 3426 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3427 (Read_symbols::requeue): New function.
3428 (Read_symbols::do_read_symbols): If make_elf_object fails because
3429 the target type is not configured, and the file was searched for,
3430 issue a warning and retry with the next directory.
3431 (Add_symbols::run): If the file has an incompatible format, and
3432 it was searched for, requeue the Read_symbols task. On error,
3433 release the object.
3434 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3435 dirindex parameter to constructor. Change all callers. Declare
3436 incompatible_warning and requeue.
3437 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3438 input_argument_ and input_group_ fields. Add them to
3439 constructor. Change all callers.
3440 (class Read_script): Add dirindex_ field. Add it to constructor.
3441 Change all callers.
3442 * archive.cc (Archive::setup): Remove input_objects parameter.
3443 Change all callers.
3444 (Archive::get_file_and_offset): Likewise.
3445 (Archive::read_all_symbols): Likewise.
3446 (Archive::read_symbols): Likewise.
3447 (Archive::get_elf_object_for_member): Remove input_objects
3448 parameter. Add punconfigured parameter. Change all callers.
3449 (Archive::add_symbols): Change return type to bool. Check return
3450 value of include_member.
3451 (Archive::include_all_members): Likewise.
3452 (Archive::include_member): Change return type to bool. Return
3453 false if first included object has incompatible target. Set
3454 included_member_ field.
3455 (Add_archive_symbols::run): If add_symbols returns false, requeue
3456 Read_symbols task.
3457 * archive.h (class Archive): Add included_member_ field.
3458 Initialize it in constructor. Add input_file and searched_for
3459 methods. Update declarations.
3460 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3461 input_argument_ fields. Add them to constructor. Change all
3462 callers.
3463 * script.cc: Include "target-select.h".
3464 (class Parser_closure): Add skip_on_incompatible_target_ and
3465 found_incompatible_target_ fields. Add
3466 skip_on_incompatible_target parameter to constructor. Change all
3467 callers. Add methods skip_on_incompatible_target,
3468 clear_skip_on_incompatible_target, found_incompatible_target, and
3469 set_found_incompatible_target.
3470 (read_input_script): Add dirindex parameter. Change all callers.
3471 If parser finds an incompatible target, requeue Read_symbols
3472 task.
3473 (script_set_symbol): Clear skip_on_incompatible_target in
3474 closure.
3475 (script_add_assertion, script_parse_option): Likewise.
3476 (script_start_sections, script_add_phdr): Likewise.
3477 (script_check_output_format): New function.
3478 * script.h (read_input_script): Update declaration.
3479 * script-c.h (script_check_output_format): Declare.
3480 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3481 (ignore_cmd): Remove OUTPUT_FORMAT.
3482 * fileread.cc (Input_file::Input_file): Add explicit this.
3483 (Input_file::will_search_for): New function.
3484 (Input_file::open): Add pindex parameter. Change all callers.
3485 * fileread.h (class Input_file): Add input_file_argument method.
3486 Declare will_search_for. Update declarations.
3487 * object.cc (make_elf_object): Add punconfigured parameter.
3488 Change all callers.
3489 * object.h (class Object): Make input_file public. Add
3490 searched_for method.
3491 (make_elf_object): Update declaration.
3492 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3493 restart search.
3494 * dirsearch.h (class Dirsearch): Update declaration.
3495 * options.h (class General_options): Add --warn-search-mismatch.
3496 * parameters.cc (Parameters::is_compatible_target): New function.
3497 * parameters.h (class Parameters): Declare is_compatible_target.
3498 * workqueue.cc (Workqueue::add_blocker): New function.
3499 * workqueue.h (class Workqueue): Declare add_blocker.
3500
f1ed28fb
ILT		 3501 * fileread.cc (Input_file::open): Remove options parameter.
3502 Change all callers.
3503 (Input_file::open_binary): Likewise.
3504 * script.cc (read_input_script): Likewise.
3505 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3506 options parameter from constructor. Change all callers.
3507 (class Read_script): Likewise.
3508 * fileread.h (class Input_file): Update declarations.
3509 * script.h (read_input_script): Update declaration.
3510
34dd024a
NC		 35112009-03-10 Nick Clifton <nickc@redhat.com>
3512
3513 * po/es.po: New Spanish translation.
3514
6d71b17c
CC		 35152009-03-06 Cary Coutant <ccoutant@google.com>
3516
3517 * options.cc (parse_short_option): Keep dash_z from registering itself.
3518
031cdbed
ILT		 35192009-03-03 Ian Lance Taylor <iant@google.com>
3520
3521 PR 9918
3522 * target-reloc.h (relocate_section): Pass output_section to
3523 relocate.
3524 * i386.cc (Target_i386::should_apply_static_reloc): Add
3525 output_section parameter. Change all callers.
3526 (Target_i386::Relocate::relocate): Add output_section parameter.
3527 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3528 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3529 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3530 * testsuite/two_file_shared.sh: New script.
3531 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3532 (check_DATA): Add two_file_shared.dbg.
3533 (two_file_shared.dbg): New target.
3534 * testsuite/Makefile.in: Rebuild.
3535
15d5fa16
ILT		 35362009-03-01 Ian Lance Taylor <iant@google.com>
3537
3538 * configure.ac: Check for byteswap.h.
3539 * configure: Rebuild.
3540 * config.in: Rebuild.
3541
8a4c0b0d
ILT		 35422009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3543
3544 * layout.cc (Layout::find_or_add_kept_section): New function.
3545 (Layout::add_comdat): Removed.
3546 * layout.h (struct Kept_section): Move out of class Layout.
3547 Remove trailing underscores from field names. Add group_sections
3548 field. Rename group_ field to is_group. Change all uses.
3549 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3550 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3551 comdat_groups_ field.
3552 (Sized_relobj::include_section_group): Use
3553 find_or_add_kept_section and Kept_section::group_sections.
3554 (Sized_relobj::include_linkonce_section): Likewise.
3555 * object.cc (class Sized_relobj): Don't define Comdat_group or
3556 Comdat_group_table. Remove find_comdat_group and
3557 add_comdat_group. Remove comdat_groups_ field.
3558 * plugin.cc (include_comdat_group): Use
3559 Layout::find_or_add_kept_section.
3560
b4ecf66b
ILT		 35612009-02-28 Ian Lance Taylor <iant@google.com>
3562
14359ca0
ILT		 3563 * README: --gc-sections and map files are now supported. Document
3564 some build requirements.
3565
b4ecf66b
ILT		 3566 PR 6992
3567 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3568 relocatable link set the value of the section symbol to zero.
3569 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3570 relocatable link don't include the section address in the local
3571 symbol value.
3572
0602e05a
ILT		 35732009-02-27 Ian Lance Taylor <iant@google.com>
3574
fd9d194f
ILT		 3575 PR 6811
3576 * options.h (class Search_directory): Add is_system_directory.
3577 (class General_options): Declare is_in_system_directory.
3578 * options.cc (get_relative_sysroot): Make static.
3579 (get_default_sysroot): Make static.
3580 (General_optoins::is_in_system_directory): New function.
3581 * fileread.cc (Input_file::is_in_system_directory): New function.
3582 * fileread.h (class Input_file): Declare is_in_system_directory.
3583 * object.h (class Object): Add is_in_system_directory.
3584 (class Input_objects): Remove system_library_directory_ field.
3585 * object.cc (Input_objects::add_object): Don't set
3586 system_library_directory_.
3587 (input_objects::found_in_system_library_directory): Remove.
3588 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3589 parameter. Change all callers.
3590 (Symbol_table::sized_write_globals): Likewise.
3591 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3592 Call Object::is_in_system_directory.
3593 * symtab.h (class Symbol_table): Update declarations.
3594
61edd21f
ILT		 3595 PR 5990
3596 * descriptors.h (Open_descriptor): Add is_on_stack field.
3597 * descriptors.cc (Descriptors::open): If the descriptor is on the
3598 top of the stack, remove it. Initialize is_on_stack field.
3599 (Descriptors::release): Only add pod to stack if it is not on the
3600 stack already.
3601 (Descriptors::close_some_descriptor): Clear stack_next and
3602 is_on_stack fields.
3603
e29e076a
ILT		 3604 PR 7091
3605 * output.cc (Output_section::find_starting_output_address): Rename
3606 from starting_output_address; add PADDR parameter; change return
3607 type.
3608 * output.h (class Output_section): Declare
3609 find_starting_output_address instead of starting_output_address.
3610 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3611 section symbol for which we can't find a merge section.
3612
0602e05a
ILT		 3613 PR 9836
3614 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3615 hidden or internal, force the symbol to be local.
3616 * resolve.cc (Symbol::override_visibility): Define.
3617 (Symbol::override_base): Use override_visibility.
3618 (Symbol_table::resolve): Likewise.
3619 (Symbol::override_base_with_special): Likewise.
3620 (Symbol_table::override_with_special): If the visibility is hidden
3621 or internal, force the symbol to be local.
3622 * symtab.h (class Symbol): Add set_visibility and
3623 override_visibility.
3624 * testsuite/ver_test_1.sh: New file.
3625 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3626 (check_DATA): Add ver_test_1.syms.
3627 (ver_test_1.syms): New target.
3628 * testsuite/Makefile.in: Rebuild.
3629
401a9a73
CC		 36302009-02-25 Cary Coutant <ccoutant@google.com>
3631
3632 * layout.cc (Layout::choose_output_section): Don't rename sections
3633 when using a linker script that has a SECTIONS clause.
3634 * Makefile.in: Regenerate.
3635
3636 * testsuite/Makefile.am (script_test_5.sh): New test case.
3637 * testsuite/Makefile.in: Regenerate.
3638 * testsuite/script_test_5.cc: New file.
3639 * testsuite/script_test_5.sh: New file.
3640 * testsuite/script_test_5.t: New file.
3641
f488e4b0
CC		 36422009-02-13 Rafael Avila de Espindola <espindola@google.com>
3643
3644 * archive.cc (Archive::include_member): Update calls to add_symbols.
3645 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3646 the Layout argument.
3647 * dynobj.h (do_add_symbols): Add the Layout argument.
3648 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3649 Layout argument.
3650 * object.h (Object::add_symbols): Add the Layout argument.
3651 (Object::do_add_symbols): Add the Layout argument.
3652 (Sized_relobj::do_add_symbols): Add the Layout argument.
3653 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3654 Unify the two versions.
3655 (Add_plugin_symbols): Remove.
3656 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3657 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3658 (Add_plugin_symbols): Remove.
3659 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3660 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3661 (Add_symbols::run): Make it work with Pulginobj.
3662
89dd1680
ILT		 36632009-02-06 Ian Lance Taylor <iant@google.com>
3664
3665 * object.cc (Sized_relobj::do_layout): Make info message start
3666 with lower case letter.
3667
266d0a74
ILT		 36682009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3669
602b464e
ILT		 3670 * binary.cc: Fix file comment.
3671
266d0a74
ILT		 3672 * options.h (enum Incremental_disposition): Define.
3673 (class General_options): Add new options: --incremental,
3674 --incremental_changed, --incremental_unchanged,
3675 --incremental_unknown. Add incremental_disposition_ and
3676 implicit_incremental_ fields.
3677 (General_options::incremental_disposition): New function.
3678 (class Position_dependent_options): Add incremental_disposition
3679 option.
3680 (Position_dependent_options::copy_from_options): Set incremental
3681 dispositions.
3682 * options.cc (General_options::parse_incremental_changed): New
3683 function.
3684 (General_options::parse_incremental_unchanged): New function.
3685 (General_options::parse_incremental_unknown): New function.
3686 (General_options::General_options): Initialize new fields
3687 incremental_disposition_ and implicit_incremental_.
3688 (General_options::finalize): Check for uasge of --incremental-*
3689 without --incremental.
3690
f073bbf7
CD		 36912009-02-06 Chris Demetriou <cgd@google.com>
3692
3693 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3694 pointer and to report location as the file name associated with
3695 the symbol.
3696 (gold_undefined_symbol_at_location): New function to replace the
3697 old gold_undefined_symbol functionality.
3698 * target-reloc.h (relocate_section): Update to use
3699 gold_undefined_symbol_at_location.
3700 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3701 Call gold_undefined_symbol function rather than gold_error.
3702 * errors.h (Errors::undefined_symbol): Take location as a
3703 string, rather than calculating it from a relocation.
3704 * errors.cc (Errors::fatal): Print "fatal error:" before the
3705 formatted message.
3706 (Errors::error, Errors::error_at_location): Print "error: "
3707 before the formatted message.
3708 (Errors::undefined_symbol): Take location as a string, rather
3709 than calculating it from a relocation.
3710 (gold_undefined_symbol_at_location): New function akin to
3711 old gold_undefined_symbol, calculates location from relocation.
3712 (gold_undefined_symbol): Change to take only a Symbol pointer
3713 and to report location as the file name associated with the symbol.
3714 * testsuite/debug_msg.sh: Update for changed error messages.
3715 * testsuite/undef_symbol.sh: Likewise.
3716
8e94a90c
ILT		 37172009-02-04 Duncan Sands <baldrick@free.fr>
3718
3719 PR 9812
3720 * reduced_debug_output.h
3721 (Output_reduced_debug_abbrev_section::failed): Use format for
3722 gold_warning.
3723 (Output_reduced_debug_info_section::faild): Likewise.
3724
88a0e15b
ILT		 37252009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3726
3727 * script.cc (Lazy_demangler): New class.
3728 (Version_script_info::get_symbol_version_helper): Demangle a
3729 symbol only once.
3730
5efc7cd2
CC		 37312009-01-29 Cary Coutant <ccoutant@google.com>
3732
3733 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3734 to __tls_get_addr.
3735 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3736
e0ebcf42
ILT		 37372009-01-28 Ian Lance Taylor <iant@google.com>
3738
5efc7cd2 3739 * version.cc (version_string): Bump to 1.9.
75fe7426 3740
e0ebcf42
ILT		 3741 * gold.h: Include <cstring> and <stdint.h>.
3742 * version.cc: Include <cstdio>.
3743 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3744 warning.
3745 * reduced_debug_output.cc (insert_into_vector): Rename from
3746 Insert_into_vector; change all callers. Use Swap_unaligned to
3747 avoid aliasing issue; remove union since it is unnecessary.
3748
8e2813be 37492009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3750
3751 * Makefile.am (CCFILES): Add gc.cc.
3752 (HFILES): Add gc.h.
3753 * Makefile.in: Regenerate.
3754 * gold.cc (Gc_runner): New class.
3755 (queue_initial_tasks): Call garbage collection related tasks
3756 when corresponding options are invoked.
3757 (queue_middle_gc_tasks): New function.
3758 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3759 processed early before laying out sections during garbage collection.
3760 * gold.h (queue_middle_gc_tasks): New function.
3761 (is_prefix_of): Move from "layout.cc".
3762 * i386.cc (Target_i386::gc_process_relocs): New function.
3763 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3764 * main.cc (main): Create object of class "Garbage_collection".
3765 * object.cc (Relobj::copy_symbols_data): New function.
3766 (Relobj::is_section_name_included): New function.
3767 (Sized_relobj::do_layout): Allow this function to be called twice
3768 during garbage collection and defer layout of section during the
3769 first call.
3770 * object.h (Relobj::get_symbols_data): New function.
3771 (Relobj::is_section_name_included): New function.
3772 (Relobj::copy_symbols_data): New function.
3773 (Relobj::set_symbols_data): New function.
3774 (Relobj::get_relocs_data): New function.
3775 (Relobj::set_relocs_data): New function.
3776 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3777 (Relobj::gc_process_relocs): New function.
3778 (Relobj::do_gc_process_relocs): New pure virtual function.
3779 (Relobj::sd_): New data member.
3780 (Sized_relobj::is_output_section_offset_invalid): New function.
3781 (Sized_relobj::do_gc_process_relocs): New function.
3782 * options.h (General_options::gc_sections): Modify to not be a no-op.
3783 (General_options::print_gc_sections): New option.
3784 * plugin.cc (Plugin_finish::run): Remove function call to
3785 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3786 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3787 * reloc.cc (Read_relocs::run): Add task to process relocs and
3788 determine unreferenced sections when doing garbage collection.
3789 (Gc_process_relocs): New class.
3790 (Sized_relobj::do_gc_process_relocs): New function.
3791 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3792 sections that are garbage collected.
3793 * reloc.h (Gc_process_relocs): New class.
3794 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3795 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3796 symbols whose corresponding sections are garbage collected.
3797 (Symbol_table::Symbol_table): Add new parameter for the garbage
3798 collection object.
3799 (Symbol_table::gc_mark_undef_symbols): New function.
3800 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3801 (Symbol_table::gc_mark_dyn_syms): New function.
3802 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3803 as garbage.
3804 (Symbol_table::add_from_object): Likewise.
3805 (Symbol_table::add_from_relobj): When building shared objects, do not
3806 treat externally visible symbols as garbage.
3807 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3808 table information for static and relocatable links.
3809 * symtab.h (Symbol_table::set_gc): New function.
3810 (Symbol_table::gc): New function.
3811 (Symbol_table::gc_mark_undef_symbols): New function.
3812 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3813 (Symbol_table::gc_mark_dyn_syms): New function.
3814 (Symbol_table::gc_): New data member.
3815 * target.h (Sized_target::gc_process_relocs): New pure virtual
3816 function.
3817 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3818 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3819
3b293544
CF		 38202009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3821
3822 * options.h (General_options::gc_sections): Define as a no-op for now.
3823 (General_options::no_keep_memory): Ditto.
3824 (General_options::Bshareable): Define.
3825 * options.cc (General_options::finalize): Honor -Bshareable.
3826
83d22aa8
AS		 38272009-01-20 Andreas Schwab <schwab@suse.de>
3828
3829 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3830 read the value in the contents, since we don't use it. Use the
3831 template endianness when writing.
3832 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3833
cd536b21
AS		 38342009-01-19 Andreas Schwab <schwab@suse.de>
3835
3836 * configure.tgt (powerpc64-*): Fix targ_obj.
3837
99e9a495
ILT		 38382009-01-15 Ian Lance Taylor <iant@google.com>
3839
3840 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3841 local symbols when stripping all symbols.
3842
bbbfea06
CC		 38432009-01-14 Cary Coutant <ccoutant@google.com>
3844
99e9a495 3845 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3846
0f7c0701
CC		 38472009-01-14 Cary Coutant <ccoutant@google.com>
3848
3849 * archive.cc (Archive::get_elf_object_for_member): Remove call
3850 to File_read::claim_for_plugin.
3851 * descriptors.cc (Descriptors::open): Remove reference to
3852 is_claimed.
3853 (Descriptors::claim_for_plugin): Remove.
3854 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3855 (Descriptors::is_claimed): Remove.
3856 (claim_descriptor_for_plugin): Remove.
3857 * fileread.cc (File_read::claim_for_plugin): Remove.
3858 * fileread.h (File_read::claim_for_plugin): Remove.
3859 (File_read::descriptor): Reopen descriptor if necessary.
3860 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3861 (Plugin_manager::all_symbols_read): Add task parameter. Change
3862 all callers.
3863 (Plugin_manager::get_input_file): New function.
3864 (Plugin_manager::release_input_file): New function.
3865 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3866 corresponding data member.
3867 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3868 and pass to base constructor. Change all callers.
3869 (get_input_file, release_input_file): New functions.
3870 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3871 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3872 (Plugin_manager::all_symbols_read): Add task parameter.
3873 (Plugin_manager::get_input_file): New function.
3874 (Plugin_manager::release_input_file): New function.
3875 (Plugin_manager::task_): New data member.
3876 (Pluginobj::Pluginobj): Add filesize parameter.
3877 (Pluginobj::filename): New function.
3878 (Pluginobj::descriptor): New function.
3879 (Pluginobj::filesize): New function.
3880 (Pluginobj::filesize_): New data member.
3881 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3882 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3883 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3884
3885 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3886 with archive libraries.
3887 * testsuite/Makefile.in: Regenerate.
3888 * testsuite/plugin_test.c (struct sym_info): New type.
3889 (get_input_file, release_input_file): New static variables.
3890 (onload): Capture new transfer vector entries.
3891 (claim_file_hook): Stop reading at end of file according to filesize.
3892 Factor out parsing of readelf output into separate function.
3893 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3894 APIs and get the source file name from the symbol table. Convert
3895 source file name to corresponding object file name. Print info
3896 message when adding new input files.
3897 (parse_readelf_line): New function.
3898 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3899 * testsuite/plugin_test_2.sh: Likewise.
3900 * testsuite/plugin_test_3.sh: Likewise.
3901 * testsuite/plugin_test_4.sh: New test case.
3902
62a6d109
ILT		 39032009-01-07 Ian Lance Taylor <iant@google.com>
3904
3905 * version.cc (version_string): Bump to 1.8.
3906
483620e8
CC		 39072008-12-23 Cary Coutant <ccoutant@google.com>
3908
3909 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3910 * plugin.cc (Plugin_manager::finish): Rename as
3911 layout_deferred_objects. Move cleanup to separate function.
3912 (Plugin_manager::cleanup): New function.
3913 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3914 separately.
3915 * plugin.h (Plugin_manager::finish): Rename as
3916 layout_deferred_objects.
3917 (Plugin_manager::cleanup): New function.
3918 (Plugin_manager::cleanup_done): New field.
3919
d66a9eb3
CC		 39202008-12-23 Cary Coutant <ccoutant@google.com>
3921
3922 * plugin.cc (is_visible_from_outside): New function.
3923 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3924 so we don't return "IR only" status for exported symbols or -r links.
3925
3926 * testsuite/Makefile.am (plugin_test_3): New test case.
3927 * testsuite/Makefile.in: Regenerate.
3928 * testsuite/plugin_test_3.sh: New file.
3929
5995b570
CC		 39302008-12-22 Cary Coutant <ccoutant@google.com>
3931
3932 * object.cc (Sized_relobj::layout_section): New function.
3933 (Sized_relobj::do_layout): Defer layout of input sections until after
3934 plugin has provided replacement files.
3935 (Sized_relobj::do_layout_deferred_sections): New function.
3936 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3937 (Relobj::layout_deferred_sections): New function.
3938 (Relobj::do_layout_deferred_sections): New function.
3939 (Sized_relobj::do_layout_deferred_sections): New function.
3940 (Sized_relobj::layout_section): New function.
3941 (Sized_relobj::Deferred_layout): New structure.
3942 (Sized_relobj::deferred_layout_): New field.
3943 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3944 Change all callers. Layout deferred sections.
3945 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3946 references.
3947 (Plugin_hook::run): Move code from do_plugin_hook inline.
3948 (Plugin_hook::do_plugin_hook): Remove.
3949 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3950 (Plugin_manager::finish): Renamed, was cleanup.
3951 (Plugin_manager::should_defer_layout): New function.
3952 (Plugin_manager::add_deferred_layout_object): New function.
3953 (Plugin_manager::Deferred_layout_list): New type.
3954 (Plugin_manager::deferred_layout_objects_): New field.
3955 (Plugin_hook::do_plugin_hook): Remove.
3956
ee769c88
ILT		 39572008-12-17 Ian Lance Taylor <iant@google.com>
3958
3959 * options.h (class General_options): Add --no case for
3960 --export-dynamic.
3961
abc8dcba
CC		 39622008-12-16 Cary Coutant <ccoutant@google.com>
3963
3964 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3965 vector.
3966 (Plugin_manager::claim_file): Create plugin object even if
3967 plugin did not call the add_symbols callback.
3968 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3969 asking for more symbols than were added.
3970 * testsuite/Makefile.am (plugin_test_1): Add test case with
3971 no global symbols.
3972 (empty.syms): New target.
3973 * testsuite/Makefile.in: Regenerate.
3974 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3975 message. Don't call add_symbols if no globals.
3976 (all_symbols_read_hook): Don't provide replacement for empty
3977 claimed file.
3978
b0074644
ILT		 39792008-12-12 Ian Lance Taylor <iant@google.com>
3980
68943102
ILT		 3981 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3982 r_type == 0 for a local symbol with r_sym == 0.
3983 (scan_relocatable_relocs): Pass r_sym to
3984 local_non_section_strategy.
3985 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3986 r_sym parameter.
3987
b0074644
ILT		 3988 * configure.ac: Update test for TLS descriptors: they are
3989 supported as of glibc 2.9.
3990 * configure: Rebuild.
3991
c2508178
ILT		 39922008-12-11 Ian Lance Taylor <iant@google.com>
3993
3994 PR 7091
3995 * target-reloc.h (Default_scan_relocatable_relocs): For each
3996 function, map r_type == 0 to RELOC_DISCARD.
3997
2756a258
CC		 39982008-12-10 Cary Coutant <ccoutant@google.com>
3999
4000 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4001 object to override a kept COMDAT group from a plugin object.
4002
bb6f53d3
ILT		 40032008-12-09 Ian Lance Taylor <iant@google.com>
4004
fbc558e1
ILT		 4005 PR 7088
4006 * yyscript.y (file_cmd): Handle INPUT.
4007
bb6f53d3
ILT		 4008 * testsuite/initpri1.c: Change all declarations to be full
4009 prototypes by adding void, to avoid compiler warnings.
4010
4674ecfc
CC		 40112008-12-05 Rafael Avila de Espindola <espindola@google.com>
4012
4013 * options.cc (General_options::parse_plugin_opt): New.
4014 (General_options::add_plugin): The argument now is just the filename.
4015 (General_options::add_plugin_option): New.
4016 * options.h (plugin_opt): New.
4017 (add_plugin): Change argument name.
4018 (add_plugin_option): New.
4019 * plugin.cc (Plugin::load): Don't parse the plugin option.
4020 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4021 (Plugin::add_option): New.
4022 (Plugin::args_): Change type.
4023 (Plugin::filename_): New.
4024 (Plugin_manager::add_plugin_option): New.
4025 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4026 * testsuite/Makefile.in: Regenerate.
4027
fd06b4aa
CC		 40282008-12-05 Cary Coutant <ccoutant@google.com>
4029
4030 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4031 Handle --strip-lto-sections option.
4032 * options.h (strip_lto_sections): New option.
4033
6c52134c
CC		 40342008-12-01 Cary Coutant <ccoutant@google.com>
4035
4036 * plugin.cc (ld_plugin_message): Change format parameter to const.
4037 Fix mismatch between new[] and delete.
4038
a45248e0
CC		 40392008-11-14 Cary Coutant <ccoutant@google.com>
4040
4041 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4042 instead of -1U.
4043
c82fbeee
CS		 40442008-11-05 Craig Silverstein <csilvers@google.com>
4045
4046 * options.cc (General_options::parse_dynamic_list): New function.
4047 * options.h (General_options): New flags dynamic_list,
4048 dynamic_list_data, dynamic_list_cpp_new, and
4049 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4050 (General_options::in_dynamic_list): New function.
4051 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4052 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4053 (Lex::can_continue_name): Likewise.
4054 (yylex): Likewise.
4055 (read_script_file): New parameter script_options.
4056 (read_dynamic_list): New function.
4057 (Script_options::define_dynamic_list): New function.
4058 (dynamic_list_keyword_parsecodes): New variable.
4059 (dynamic_list_keywords): New variable.
4060 * script.h (Script_options::define_dynamic_list): New function
4061 prototype.
4062 (read_dynamic_list): New function prototype.
4063 * symtab.cc (strprefix): New macro.
4064 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4065 dynamic_list_data, dynamic_list_cpp_new, and
4066 dynamic_list_cpp_typeinfo.
4067 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4068 (dynamic_list_expr): New rule.
4069 (dynamic_list_nodes): Likewise.
4070 (dynamic_list_node): Likewise.
4071 * testsuite/Makefile.am (dynamic_list): New test.
4072 * testsuite/Makefile.in: Regenerated.
4073 * testsuite/dynamic_list.t: New file.
4074 * testsuite/dynamic_list.sh: New file.
4075
e0bb29a5
CS		 40762008-11-05 Craig Silverstein <csilvers@google.com>
4077
4078 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4079 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4080 (t11_last): Likewise.
4081 * testsuite/ver_test_6.c (main): Likewise.
4082
4e1e25e0
CC		 40832008-10-07 Cary Coutant <ccoutant@google.com>
4084
4085 * options.c (General_options::finalize): Add check for -static and
4086 -shared.
4087 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4088 is not empty.
4089
92f03fcb
CC		 40902008-10-02 Cary Coutant <ccoutant@google.com>
4091
4092 * plugin.cc (make_sized_plugin_object): Fix conditional
4093 compilation to work when not all targets are enabled.
4094
fbd8a257
CC		 40952008-09-29 Cary Coutant <ccoutant@google.com>
4096
4097 * archive.cc (Archive::get_file_and_offset): Use filename instead
4098 of name to get library path.
4099 (Archive::include_member): Unlock external member of a thin archive.
4100
4101 * testsuite/Makefile.am (TEST_AR): New variable.
4102 (thin_archive_test_1): New test.
4103 (thin_archive_test_2): New test.
81636b3f
CC		 4104 * testsuite/Makefile.in: Regenerate.
4105 * testsuite/thin_archive_main.cc: New file.
4106 * testsuite/thin_archive_test_1.cc: New file.
4107 * testsuite/thin_archive_test_2.cc: New file.
4108 * testsuite/thin_archive_test_3.cc: New file.
4109 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 4110
eff45813
CC		 41112008-09-29 Cary Coutant <ccoutant@google.com>
4112
4113 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4114 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4115 instead of -1U.
4116 (Sized_relobj::do_finalize_local_symbols): Likewise.
4117 (Sized_relobj::map_to_kept_section): Likewise.
4118 * object.h (Sized_relobj::invalid_address): New constant.
4119 (Sized_relobj::do_output_section_offset): Check for invalid_address
4120 and return -1ULL.
4121 * output.cc (Output_reloc::local_section_offset): Use constant
4122 invalid_address instead of -1U.
4123 (Output_reloc::get_address): Likewise.
4124 (Output_section::output_address): Change -1U to -1ULL.
4125 * output.h (Output_reloc::invalid_address): New constant.
4126 * reloc.cc (Sized_relobj::write_sections): Use constant
4127 invalid_address instead of -1U.
4128 (Sized_relobj::relocate_sections): Likewise.
4129 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4130 values for merge sections.
4131 * target-reloc.h (relocate_for_relocatable): Use constant
4132 invalid_address instead of -1U.
4133
89fc3421
CC		 41342008-09-19 Cary Coutant <ccoutant@google.com>
4135
4136 Add plugin functionality for link-time optimization (LTO).
4137 * configure.ac (plugins): Add --enable-plugins option.
4138 * configure: Regenerate.
4139 * config.in: Regenerate.
4140 * Makefile.am (LIBDL): New variable.
4141 (CCFILES): Add plugin.cc.
4142 (HFILES): Add plugin.h.
4143 (ldadd_var): Add LIBDL.
4144 * Makefile.in: Regenerate.
4145
4146 * archive.cc: Include "plugin.h".
4147 (Archive::setup): Don't preread archive symbols when using a plugin.
4148 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4149 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4150 files.
4151 (Archive::include_member): Add symbols from plugin objects.
4152 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4153 * descriptors.cc (Descriptors::open): Check for file descriptors
4154 abandoned by plugins.
4155 (Descriptors::claim_for_plugin): New function.
4156 * descriptors.h (Descriptors::claim_for_plugin): New function.
4157 (Open_descriptor::is_claimed): New field.
4158 (claim_descriptor_for_plugin): New function.
4159 * fileread.cc (File_read::claim_for_plugin): New function.
4160 * fileread.h (File_read::claim_for_plugin): New function.
4161 (File_read::descriptor): New function.
4162 * gold.cc: Include "plugin.h".
4163 (queue_initial_tasks): Add task to call plugin hooks for generating
4164 new object files.
4165 * main.cc: Include "plugin.h".
4166 (main): Load plugin libraries.
4167 * object.h (Pluginobj): Declare.
4168 (Object::pluginobj): New function.
4169 (Object::do_pluginobj): New function.
4170 (Object::set_target): New function.
4171 * options.cc: Include "plugin.h".
4172 (General_options::parse_plugin): New function.
4173 (General_options::General_options): Initialize plugins_ field.
4174 (General_options::add_plugin): New function.
4175 * options.h (Plugin_manager): Declare.
4176 (General_options): Add --plugin option.
4177 (General_options::has_plugins): New function.
4178 (General_options::plugins): New function.
4179 (General_options::add_plugin): New function.
4180 (General_options::plugins_): New field.
4181 * plugin.cc: New file.
4182 * plugin.h: New file.
4183 * readsyms.cc: Include "plugin.h".
4184 (Read_symbols::do_read_symbols): Check for archive before checking
4185 for ELF file. Call plugin hooks to claim files.
4186 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4187 from a real object file; force override when processing replacement
4188 files.
4189 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4190 (Symbol::init_base_object): Likewise.
4191 (Symbol::init_base_output_data): Likewise.
4192 (Symbol::init_base_output_segment): Likewise.
4193 (Symbol::init_base_constant): Likewise.
4194 (Symbol::init_base_undefined): Likewise.
4195 (Symbol::output_section): Assert that object is not a plugin.
4196 (Symbol_table::add_from_pluginobj): New function.
4197 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4198 undefined.
4199 (Symbol_table::sized_write_globals): Likewise.
4200 (Symbol_table::add_from_pluginobj): Instantiate template.
4201 * symtab.h (Sized_pluginobj): Declare.
4202 (Symbol::in_real_elf): New function.
4203 (Symbol::set_in_real_elf): New function.
4204 (Symbol::in_real_elf_): New field.
4205 (Symbol_table::add_from_pluginobj): New function.
4206
4207 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4208 (LIBDL): New variable.
4209 (LDADD): Add LIBDL.
4210 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4211 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4212 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4213 (MOSTLYCLEANFILES): Likewise.
4214 * testsuite/Makefile.in: Regenerate.
4215 * testsuite/plugin_test.c: New file.
4216 * testsuite/plugin_test_1.sh: New file.
4217 * testsuite/plugin_test_2.sh: New file.
4218
de31bda5
ILT		 42192008-09-16 Ian Lance Taylor <iant@google.com>
4220
9c2d0ef9
ILT		 4221 * target-reloc.h (relocate_section): Check whether a symbol is
4222 defined by the ABI before reporting an undefined symbol error.
4223 * target.h (Target::is_defined_by_abi): Make parameter const.
4224 (Target::do_is_defined_by_abi): Likewise.
4225 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4226 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4227 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4228 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4229 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4230 * testsuite/Makefile.in: Rebuild.
4231
de31bda5
ILT		 4232 * fileread.cc (make_view): Add casts to avoid warning.
4233
9fa33bee
AO		 42342008-09-16 Alexandre Oliva <aoliva@redhat.com>
4235
4236 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4237 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4238
183fd0e3
AO		 42392008-09-16 Alexandre Oliva <aoliva@redhat.com>
4240
4241 * options.h (General_options::output_is_executable): New.
4242 (General_options::output_is_pie): New.
4243 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4244 for shared libraries.
4245 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4246
7be8330a
CD		 42472008-09-11 Chris Demetriou <cgd@google.com>
4248
4249 * options.h (origin): New -z option.
4250 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4251 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4252 in DT_FLAGS_1.
4253
a9caad02
CC		 42542008-09-05 Cary Coutant <ccoutant@google.com>
4255
4256 * fileread.cc (File_read::make_view): Add check for attempt to map
4257 beyond end of file.
4258
ae6dce4d
CC		 42592008-09-05 Cary Coutant <ccoutant@google.com>
4260
4261 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4262 explicit instantiations.
4263
d7ab2a47
KVH		 42642008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4265
4266 PR gold/6858
4267 * options.cc (General_options::finalize): Allow undefined symbols
4268 in shlibs if linking -shared.
4269
4270 PR gold/6859
4271 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4272 symbols as not needing a dynsym entry.
4273
1e52a9c1
CS		 42742008-08-20 Craig Silverstein <csilvers@google.com>
4275
4276 * fileread.cc (File_read::open): Do not lock the file unless it
4277 was successfully opened.
4278
d85c80a3
CC		 42792008-08-14 Cary Coutant <ccoutant@google.com>
4280
4281 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4282 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4283 * testsuite/tls_test.cc (struct int128): 128-bit struct
4284 for testing TLS relocs with non-zero addend.
4285 (v12): New TLS variable.
4286 (t12): New test.
4287 (t_last): Add check for v12.
4288 * testsuite/tls_test.h (t12): New function.
4289 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4290
2d924fd9
ILT		 42912008-08-13 Ian Lance Taylor <iant@google.com>
4292
4293 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4294 set tls_segment_ or relro_segment_.
4295 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4296 when appropriate.
4297 * output.h (Output_section::clear_is_relro): New function.
4298 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4299 sections specially even when output_data_ is empty.
4300 (Output_segment::maximum_alignment): When first section is relro,
4301 only force alignment for PT_LOAD segments.
4302 * script.cc (script_data_segment_align): New function.
4303 (script_data_segment_relro_end): New function.
4304 * script-c.h (script_data_segment_align): Declare.
4305 (script_data_segment_relro_end): Declare.
4306 * script-sections.h (class Script_sections): Declare
4307 data_segment_align and data_segment_relro_end. Add fields
4308 segment_align_index_ and saw_relro_end_.
4309 * script-sections.cc (class Sections_element): Add set_is_relro
4310 virtual function. Add new bool* parameter to place_orphan_here.
4311 Add get_output_section virtual function.
4312 (class Output_section_definition): Add set_is_relro. Add new
4313 bool* parameter to place_orphan_here. Add get_output_section.
4314 Add is_relro_ field.
4315 (Output_section_definition::Output_section_definition): Initialize
4316 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4317 and is_relro_ fields.
4318 (Output_section_definition::place_orphan_here): Add is_relro
4319 parameter.
4320 (Output_section_definition::set_section_addresses): Set relro for
4321 output section.
4322 (Output_section_definition::alternate_constraint): Likewise.
4323 (class Orphan_output_section): Add new bool* parameter to
4324 place_orphan_here. Add get_output_section.
4325 (Orphan_output_section::place_orphan_here): Add is_relro
4326 parameter.
4327 (Script_sections::Script_sections): Initialize
4328 data_segment_align_index_ and saw_relro_end_.
4329 (Script_sections::data_segment_align): New function.
4330 (Script_sections::data_segment_relro_end): New function.
4331 (Script_sections::place_orphan): Set or clear is_relro.
4332 (Script_sections::set_section_addresses): Force alignment of first
4333 TLS section.
4334 * yyscript.y (exp): Call script_data_segment_align and
4335 script_data_segment_relro_end.
4336 * testsuite/relro_script_test.t: New file.
4337 * testsuite/relro_test.cc (using_script): Declare.
4338 (t1, t2): Test using_script.
4339 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4340 (relro_script_test_SOURCES): Define.
4341 (relro_script_test_DEPENDENCIES): Define.
4342 (relro_script_test_LDFLAGS): Define.
4343 (relro_script_test_LDADD): Define.
4344 (relro_script_test.so): New target.
4345 * testsuite/Makefile.in: Rebuild.
4346
f827c9a9
CC		 43472008-08-06 Cary Coutant <ccoutant@google.com>
4348
4349 * archive.cc (Archive::total_archives, Archive::total_members)
4350 (Archive::total_members_loaded): New variables.
4351 (Archive::setup): Add parameter. Add option to preread
4352 archive symbols.
4353 (Archive::read_armap): Add counter.
4354 (Archive::get_file_and_offset): New function.
4355 (Archive::get_elf_object_for_member): New function.
4356 (Archive::read_all_symbols): New function.
4357 (Archive::read_symbols): New function.
4358 (Archive::add_symbols): Add counters.
4359 (Archive::include_all_members): Use armap to find members if it's
4360 already built.
4361 (Archive::include_member): Skip reading symbols if already read.
4362 Factored code into Archive::get_file_and_offset and
4363 Archive::get_elf_object_for_member. Changed call to
4364 Mapfile::report_include_archive_member.
4365 (Archive::print_stats): New function.
4366 * archive.h: Declare Object and Read_symbols_data classes.
4367 (Archive::Archive): Add initializers for new members.
4368 (Archive::setup): Add parameter.
4369 (Archive::print_stats): New function.
4370 (Archive::total_archives, Archive::total_members)
4371 (Archive::total_members_loaded): New variables.
4372 (Archive::get_file_and_offset): New function.
4373 (Archive::get_elf_object_for_member): New function.
4374 (Archive::read_all_symbols): New function.
4375 (Archive::read_symbols): New function.
4376 (Archive::Archive_member): New class.
4377 (Archive::members_): New member.
4378 (Archive::num_members_): New member.
4379 * main.cc: Include archive.h.
4380 (main): Call Archive::print_stats.
4381 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4382 archive parameter; member_name is now the fully-decorated name.
4383 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4384 * options.h: (General_options): Add --preread-archive-symbols option.
4385 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4386 Archive::setup.
4387
de4c45bd
ILT		 43882008-08-04 Ian Lance Taylor <iant@google.com>
4389
4390 * symtab.h (Symbol::use_plt_offset): New function.
4391 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4392 * powerpc.cc (Relocate::relocate): Likewise.
4393 * sparc.cc (Relocate::relocate): Likewise.
4394 * x86_64.cc (Relocate::relocate): Likewise.
4395 * testsuite/weak_plt.sh: New test.
4396 * testsuite/weak_plt_main.cc: New test.
4397 * testsuite/weak_plt_shared.cc: New test.
4398 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4399 (check_PROGRAMS): Add weak_plt.
4400 (check_DATA): Add weak_plt_shared.so.
4401 (weak_plt_main_pic.o, weak_plt): New targets.
4402 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4403 * testsuite/Makefile.in: Rebuild.
4404
4405 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4406 gcctestdir/ld.
4407 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4408 * testsuite/Makefile.in: Rebuild.
4409
323ee3f4
AM		 44102008-08-04 Alan Modra <amodra@bigpond.net.au>
4411
4412 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4413 * Makefile.in: Regenerate.
4414 * po/POTFILES.in: Regenerate.
4415
7c07ecec
ILT		 44162008-07-29 Ian Lance Taylor <iant@google.com>
4417
4418 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4419 symbols before other symbols.
4420 * testsuite/script_test_2.cc (test_addr): Declare.
4421 (test_addr_alias): Declare.
4422 (main): Check that test_addr and test_addr_alias have the right
cd536b21 4423 values.
7c07ecec
ILT		 4424 * testsuite/script_test_2.t: Define test_addr_alias and
4425 test_addr.
4426
5778530e
ILT		 44272008-07-24 Ian Lance Taylor <iant@google.com>
4428
2a00e4fb
ILT		 4429 PR 5990
4430 * descriptors.cc: New file.
4431 * descriptors.h: New file.
4432 * gold-threads.h (class Hold_optional_lock): New class.
4433 * fileread.cc: Include "descriptors.h".
4434 (File_read::~File_read): Release descriptor rather than closing
4435 it.
4436 (File_read::open) [file]: Call open_descriptor rather than open.
4437 Set is_descriptor_opened_.
4438 (File_read::open) [memory]: Assert that descriptor is not open.
4439 (File_read::reopen_descriptor): New function.
4440 (File_read::release): Release descriptor.
4441 (File_read::do_read): Make non-const. Reopen descriptor.
4442 (File_read::read): Make non-const.
4443 (File_read::make_view): Reopen descriptor.
4444 (File_read::do_readv): Likewise.
4445 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4446 Update declarations.
4447 * layout.cc: Include "descriptors.h".
4448 (Layout::create_build_id): Use open_descriptor rather than open.
4449 * output.cc: Include "descriptors.h".
4450 (Output_file::open): Use open_descriptor rather than open.
4451 * archive.cc (Archive::const_iterator): Change Archive to be
4452 non-const.
4453 (Archive::begin, Archive::end): Make non-const.
4454 (Archive::count_members): Likewise.
4455 * archive.h (class Archive): Update declarations.
4456 * object.h (Object::read): Make non-const.
4457 * Makefile.am (CCFILES): Add descriptors.cc.
4458 (HFILES): Add descriptors.h.
4459 * Makefile.in: Rebuild.
4460
801647d1
ILT		 4461 PR 6716
4462 * gold.h: Always include <clocale>. Add Solaris workarounds
4463 following code in binutils/sysdep.h.
4464
5edd166e
ILT		 4465 PR 6048
4466 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4467 this->eh_frame_hdr_ is NULL before using it.
4468
c89ad728
ILT		 4469 * dynobj.cc (Versions::Versions): Update comment.
4470
aa86f06b
ILT		 4471 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4472 the base version name.
4473
5778530e
ILT		 4474 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4475 array size plus one.
4476 (Stringpool_template::set_string_offsets): Subtract one from key
4477 before using it as an array index.
4478 (Stringpool_template::get_offset_with_length): Likewise.
4479 (Stringpool_template::write_to_buffer): Likewise.
4480 * stringpool.h (Stringpool_template::get_offset_from_key):
4481 Likewise.
4482
057ead22
ILT		 44832008-07-23 Ian Lance Taylor <iant@google.com>
4484
7f649c59
ILT		 4485 PR 6658
4486 * object.h (Merged_symbol_value::value): Do our best to handle a
4487 negative addend.
4488
057ead22
ILT		 4489 PR 6647
4490 * script.cc (Version_script_info::get_versions): Don't add empty
4491 version tag to return value.
4492 (Version_script_info::get_symbol_version_helper): Change return
4493 type to bool. Add pversion parameter. Change all callers.
4494 (script_register_vers_node): Don't require a non-NULL tag.
4495 * script.h (class Version_script_info): Update declarations.
4496 (Version_script_info::get_symbol_version): Change return type to
4497 bool. Add version parameter. Change all callers.
4498 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4499 handling. Handle an empty version from a version script.
4500 (Symbol_table::define_special_symbol): Likewise.
4501 * testsuite/ver_test_10.script: New file.
4502 * testsuite/ver_test_10.sh: New file.
4503 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4504 (check_DATA): Add ver_test_10.syms.
4505 (ver_test_10.syms, ver_test_10.so): New target.
4506 * testsuite/Makefile.in: Rebuild.
4507
58e54ac2
CD		 45082008-07-23 Simon Baldwin <simonb@google.com>
4509
4510 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4511 to zero for undefined symbols from dynamic libraries.
4512
95d14cd3
ILT		 45132008-07-23 Ian Lance Taylor <iant@google.com>
4514
4515 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4516 Change all callers.
4517 * symtab.h (class Symbol_table): Update declaration.
4518 * testsuite/ver_test_9.cc: New file.
4519 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4520 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4521 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4522 (ver_test_9.so, ver_test_9.o): New targets.
4523 * testsuite/Makefile.in: Rebuild.
4524
92de84a6
ILT		 45252008-07-22 Ian Lance Taylor <iant@google.com>
4526
34810851
ILT		 4527 * options.h (class General_options): Define --check-sections.
4528 * layout.cc (Layout::set_segment_offsets): Handle
4529 --check-sections.
4530
af6156ef
ILT		 4531 * options.h (class General_options): Define -n/--nmagic and
4532 -N/--omagic.
4533 * options.cc (General_options::finalize): For -n/--nmagic or
4534 -N/--omagic, set -static.
4535 * layout.cc (Layout::attach_allocated_section_to_segment): If
4536 -N/--omagic, don't put read-only and read-write sections in
4537 different segments.
4538 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4539 finding a read-only segment.
4540 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4541 don't set the minimum segment alignment to the common page size,
4542 and don't set the file offset to the address modulo the page size.
4543 * script-sections.cc (Script_sections::create_segments): If
4544 -n/--omagic, don't put read-only and read-write sections in
4545 different segments.
4546
92de84a6
ILT		 4547 * cref.cc: New file.
4548 * cref.h: New file.
4549 * options.h (class General_options): Add --print-symbol-counts.
4550 * main.cc (main): Issue defined symbol report if requested.
4551 * archive.cc (Archive::interpret_header): Make into a const member
4552 function.
4553 (Archive::add_symbols): Call Input_objects::archive_start and
4554 archive_stop.
4555 (Archive::const_iterator): Define new class.
4556 (Archive::begin, Archive::end): New functions.
4557 (Archive::include_all_members): Rewrite to use iterator.
4558 (Archive::count_members): New function.
4559 * archive.h (class Archive): Update declarations.
4560 (Archive::filename): New function.
4561 * object.cc: Include "cref.h".
4562 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4563 (Sized_relobj::do_get_global_symbol_counts): New function.
4564 (Input_objects::add_object): Add object to cross-referencer.
4565 (Input_objects::archive_start): New function.
4566 (Input_objects::archive_stop): New function.
4567 (Input_objects::print_symbol_counts): New function.
4568 * object.h: Declare Cref and Archive.
4569 (Object::get_global_symbol_counts): New function.
4570 (Object::do_get_global_symbol_counts): New pure virtual function.
4571 (class Sized_relobj): Add defined_count_ field. Update
4572 declarations.
4573 (class Input_objects): Add cref_ field. Update constructor.
4574 Update declarations.
4575 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4576 defined_count_.
4577 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4578 symbol counts.
4579 (Sized_dynobj::do_get_global_symbol_counts): New function.
4580 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4581 defined_count_. Update declarations. Define Symbols typedef.
4582 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4583 parameter. Change all callers.
4584 (Symbol_table::add_from_dynobj): Add sympointers and defined
4585 parameters. Change all callers.
4586 * symtab.h (class Symbol_table): Update declarations.
4587 * Makefile.am (CCFILES): Add cref.cc.
4588 (HFILES): Add cref.h.
4589 * Makefile.in: Rebuild.
4590
3f7c5e1d
CD		 45912008-07-22 Simon Baldwin <simonb@google.com>
4592
4593 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4594 to zero when writing undefined symbols.
4595
e0b64032
ILT		 45962008-07-22 Ian Lance Taylor <iant@google.com>
4597
4598 * output.cc (Output_section::add_input_section): Don't try to
4599 merge empty merge sections.
4600
096b02cf
CS		 46012008-07-21 Craig Silverstein <csilvers@google.com>
4602
4603 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4604 Include symbol version in error message.
cd536b21 4605
1d1f116d
CD		 46062008-07-20 Chris Demetriou <cgd@google.com>
4607
cd536b21 4608 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4609 (RANDOM_SEED_CFLAGS): New substituted variable.
4610 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4611 * configure: Rebuild.
4612 * Makefile.in: Likewise.
4613 * testsuite/Makefile.in: Likewise.
4614
a18f591e
ILT		 46152008-07-18 Ian Lance Taylor <iant@google.com>
4616
4617 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4618 where we see NAME/NULL and NAME/VERSION as separate symbols.
4619 * testsuite/ver_test_main.cc (main): Call t4.
4620 (t4, t4_2a): Define.
4621 * testsuite/ver_test_2.cc (t4_2): Define.
4622 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4623 * testsuite/ver_test_4.cc (t4_2a): Define.
4624 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4625 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4626
c6e3f6ed
ILT		 46272008-07-17 Ian Lance Taylor <iant@google.com>
4628
4629 * dynobj.cc (Versions::add_def): If we give an error about a
4630 missing version, go ahead and create the version anyhow.
4631
ef9beddf
ILT		 46322008-07-10 Ian Lance Taylor <iant@google.com>
4633
4634 Handle output sections with more than 0x7fffffff bytes.
4635 * object.h (class Relobj): Change map_to_output_ to
4636 output_sections_, and just keep a section pointer. Change all
4637 uses. Move comdat group support to Sized_relobj.
4638 (Relobj::is_section_specially_mapped): Remove.
4639 (Relobj::output_section): Remove poff parameter. Change all
4640 callers.
4641 (Relobj::output_section_offset): New function.
4642 (Relobj::set_section_offset): Rewrite.
4643 (Relobj::map_to_output): Remove.
4644 (Relobj::output_sections): New function.
4645 (Relobj::do_output_section_offset): New pure virtual function.
4646 (Relobj::do_set_section_offset): Likewise.
4647 (class Sized_relobj): Add section_offsets_ field. Add comdat
4648 group support from Relobj. Update declarations.
4649 (Sized_relobj::get_output_section_offset): New function.
4650 (Sized_relobj::do_output_section_offset): New function.
4651 (Sized_relobj::do_set_section_offset): New function.
4652 * object.cc (Relobj::output_section_address): Remove.
4653 (Sized_relobj::Sized_relobj): Initialize new fields.
4654 (Sized_relobj::include_section_group): Cast find_kept_object to
4655 Sized_relobj.
4656 (Sized_relobj::include_linkonce_section): Likewise.
4657 (Sized_relobj::do_layout): Use separate arrays for output section
4658 and output offset.
4659 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4660 output_sections.
4661 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4662 output_sections and section_offsets.
4663 (Sized_relobj::write_local_symbols): Likewise.
4664 (map_to_kept_section): Compute output address directly.
4665 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4666 output_sections and section_offsets.
4667 (Sized_relobj::write_sections): Likewise.
4668 (Sized_relobj::relocate_sections): Likewise.
4669 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4670 * output.h (class Output_reloc): Update declarations. Change
4671 u2_.relobj to Sized_relobj*.
4672 (class Output_data_reloc): Change add functions to use
4673 Sized_relobj*.
4674 * output.cc (Output_reloc::Output_reloc): Change relobj to
4675 Sized_relobj*.
4676 (Output_reloc::local_section_offset): Change return type to
4677 Elf_Addr. Use get_output_section_offset.
4678 (Output_reloc::get_address): Likewise.
4679 (Output_section::is_input_address_mapped): Don't call
4680 is_section_specially_mapped.
4681 (Output_section::output_offset): Likewise.
4682 (Output_section::output_address): Likewise.
4683 (Output_section::starting_output_address): Likewise.
4684 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4685 parameter to Sized_relobj*.
4686 (Copy_relocs::need_copy_reloc): Likewise.
4687 (Copy_relocs::save): Likewise.
4688 * copy-relocs.h (class Copy_relocs): Update declarations.
4689 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4690 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4691 * target-reloc.h (relocate_for_relocatable): Change
4692 offset_in_output_section type to Elf_Addr. Change code that uses
4693 it as well.
4694 * layout.cc (Layout::layout): Always set *off.
4695 * mapfile.cc (Mapfile::print_input_section): Use
4696 output_section_offset.
4697 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4698 Sized_relobj*.
4699 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4700 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4701 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4702
5cb66f97
ILT		 47032008-07-03 Ian Lance Taylor <iant@google.com>
4704
4705 * layout.cc (Layout::include_section): Do not discard unrecognized
4706 SHT_STRTAB sections.
4707
afe47622
CS		 47082008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4709
4710 * script.cc (Lex::can_continue_name): Make '?' allowable in
4711 version-script names.
4712 * testsuite/version_script.map: Change glob pattern to use '?'
4713
5adf9721
ILT		 47142008-06-30 Manish Singh <yosh@gimp.org>
4715
4716 PR 6585
4717 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4718 Correct typo.
4719
e6fde208
ILT		 47202008-06-30 Ian Lance Taylor <iant@google.com>
4721
4722 PR 6660
4723 PR 6682
4724 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4725 versions]: Don't try to read the value in the contents, since we
4726 don't use it. Use the template endianness when writing.
4727
3f2e6a2d
CC		 47282008-06-25 Cary Coutant <ccoutant@google.com>
4729
4730 * fileread.cc (File_read::make_view): Assert on zero-length view.
4731 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4732 symbol table when there are no symbols to read.
4733
c43d3a48
CS		 47342008-06-23 Craig Silverstein <csilvers@google.com>
4735
4736 * version.cc (version_string): Bump to 1.7
4737
5f494ea0
CS		 47382008-06-18 Craig Silverstein <csilvers@google.com>
4739
4740 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4741 constant 0xFFFF to type Valtype.
4742 (Powerpc_relocate_functions::rel16_ha): Likewise.
4743
c42e122e
ILT		 47442008-06-17 Ian Lance Taylor <iant@google.com>
4745
f34787f8
ILT		 4746 * output.h (Output_section::Input_section): Initialize p2align_ to
4747 zero for Output_section_data constructors.
4748 (Output_section::Input_section::addralign): If not an input
4749 section, return the alignment of the Output_section_data.
4750 * testsuite/copy_test.cc: New file.
4751 * testsuite/copy_test_1.cc: New file.
4752 * testsuite/copy_test_2.cc: New file.
4753 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4754 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4755 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4756 (copy_test_1_pic.o, copy_test_1.so): New targets.
4757 (copy_test_2_pic.o, copy_test_2.so): New targets.
4758 * testsuite/Makefile.in: Rebuild.
4759
c42e122e
ILT		 4760 * script-sections.cc (Script_sections::place_orphan): Initialize
4761 local variable exact.
4762
ce3ac18a
DE		 47632008-06-13 David Edelsohn <edelsohn@gnu.org>
4764
4765 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4766
42cacb20
DE		 47672008-06-12 David Edelsohn <edelsohn@gnu.org>
4768 David S. Miller <davem@davemloft.net>
4769
4770 * powerpc.cc: New file.
4771 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4772 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4773 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4774 * Makefile.in: Rebuild.
4775
7b308235
ILT		 47762008-06-09 Ian Lance Taylor <iant@google.com>
4777
4778 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4779 <exception>.
4780 (throwing, orig_terminate): New static variables.
4781 (terminate_handler): New static function.
4782 (t2): Set terminate handler.
4783
f0b886e3
ILT		 47842008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4785
4786 PR 6584
cd536b21 4787 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4788 alignment.
4789
3e90f135
CC		 47902008-05-30 Cary Coutant <ccoutant@google.com>
4791
4792 * archive.cc (Archive::include_all_members) Correct to step
4793 over symbol table and extended name table in thin archives.
4794
e09ad04a
ILT		 47952008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4796
4797 PR 6407
4798 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4799 calculation.
4800
62b01cb5
ILT		 48012008-05-28 Caleb Howe <cshowe@google.com>
4802
4803 * reduced_debug_output.cc: New file.
4804 * reduced_debug_output.h: New file.
92de84a6 4805 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4806 * options.cc (General_options::finalize): Add strip_debug_non_line
4807 to the strip heirarchy.
4808 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4809 fields.
4810 * layout.cc: Include "reduced_debug_output.h".
4811 (Layout::Layout): Initialize new fields.
4812 (line_only_debug_sections): New static array.
4813 (is_lines_only_debug_sections): New static inline function.
4814 (Layout::include_section): Handle --strip-debug-non-line.
4815 (Layout::make_output_section): If --strip-debug-non-line, build
4816 new output sections for .debug_abbrev and .debug_info.
4817 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4818 gold. Warn about possible overflow.
4819 (read_signed_LEB_128): Likewise.
4820 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4821 (read_signed_LEB_128): Declare.
4822 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4823 (HFILES): Add reduced_debug_output.h.
4824 * Makefile.in: Rebuild.
4825
7d9e3d98
ILT		 48262008-05-21 Ian Lance Taylor <iant@google.com>
4827
4828 * mapfile.cc: New file.
4829 * mapfile.h: New file.
4830 * options.h (class General_options): Add -M/--print-map and -Map.
4831 * options.cc (General_options::finalize): Make -M equivalent to
4832 -Map -.
4833 * main.cc: Include <cstdio> and "mapfile.h".
4834 (main): Open mapfile if requested.
4835 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4836 constructor. Change caller.
4837 (queue_initial_tasks): Add mapfile parameter. Change caller.
4838 (queue_middle_tasks): Likewise.
4839 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4840 declarations.
4841 * archive.cc: Include "mapfile.h".
4842 (Archive::add_symbols): Add mapfile parameter. Change all
4843 callers. Pass mapfile, symbol, and reason to include_member.
4844 (Archive::include_all_members): Add mapfile parameter. Change all
4845 callers.
4846 (Archive::include_member): Add mapfile, sym, and why parameters.
4847 Change all callers. Report inclusion to map file.
4848 * archive.h: Include "fileread.h".
4849 (class Archive): Update declarations.
4850 (Archive::file): New const method.
4851 (class Add_archive_symbols): Add mapfile_ field. Update
4852 constructor. Change all callers.
4853 * readsyms.h (class Read_symbols): Likewise.
4854 (class Finish_group): Likewise.
4855 (class Read_script): Likewise.
4856 * common.cc: Include "mapfile.h".
4857 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4858 all callers.
4859 (Symbol_table::do_allocate_commons): Likewise.
4860 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4861 symbol allocation to mapfile.
4862 * common.h (class Allocate_commons_task): Add mapfile_ field.
4863 Update constructor. Change all callers.
4864 * symtab.h (class Symbol_table): Update declarations.
4865 * layout.cc: Include "mapfile.h".
4866 (Layout_task_runner::run): Print information to mapfile.
4867 (Layout::create_gold_note): Change Output_data_fixed_space to
4868 Output_data_zero_fill.
4869 (Layout::create_build_id): Likewise.
4870 (Layout::print_to_mapfile): New function.
4871 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4872 constructor. Change caller.
4873 (class Layout): Declare print_to_mapfile.
4874 * output.cc (Output_section::Input_section::print_to_mapfile): New
4875 function.
4876 (Output_section::add_input_section): If producing a map, always
4877 add to input_sections_ list.
4878 (Output_section::do_print_to_mapfile): New function.
4879 (Output_segment::print_sections_to_mapfile): New function.
4880 (Output_segment::print_section_list_to_mapfile): New function.
4881 * output.h: Include "mapfile.h".
4882 (Output_data::print_to_mapfile): New function.
4883 (Output_data::do_print_to_mapfile): New virtual function.
4884 (Output_segment_headers::do_print_to_mapfile): New function.
4885 (Output_file_header::do_print_to_mapfile): New function.
4886 (Output_data_const::do_print_to_mapfile): New function.
4887 (class Output_data_const_buffer): Add map_name_ field. Update
4888 constructor. Change all callers. Add do_print_to_mapfile
4889 function.
4890 (class Output_data_fixed_space): Likewise.
4891 (class Output_data_space): Likewise.
4892 (class Output_data_zero_fill): New class.
4893 (Output_data_strtab::do_print_to_mapfile): New function.
4894 (Output_data_reloc_base::do_print_to_mapfile): New function.
4895 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4896 (Output_data_group::do_print_to_mapfile): New function.
4897 (Output_data_got::do_print_to_mapfile): New function.
4898 (Output_data_dynamic::do_print_to_mapfile): New function.
4899 (Output_symtab_xindex::do_print_to_mapfile): New function.
4900 (class Output_section): Declare do_print_to_mapflie. Declare
4901 print_to_mapfile in Input_section.
4902 (class Output_segment): Declare new functions.
4903 * object.h (Sized_relobj::symbol_count): New function.
4904 * script-sections.cc
4905 (Output_section_element_dot_assignment::set_section_addresses):
4906 Change Output_data_fixed_space to Output_data_zero_fill.
4907 (Output_data_expression::do_print_to_mapfile): New function.
4908 * script.cc (read_input_script): Add mapfile parameter. Change
4909 all callers.
4910 * script.h (read_input_script): Update declaration.
4911 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4912 (Eh_frame::do_print_to_mapfile): New function.
4913 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4914 (Output_merge_string::do_print_to_mapfile): New function.
4915 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4916 function.
4917 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4918 function.
4919 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4920 function.
4921 * Makefile.am (CCFILES): Add mapfile.cc.
4922 (HFILES): Add mapfile.h.
4923 * Makefile.in: Rebuild.
4924
9f1d377b
ILT		 49252008-05-19 Ian Lance Taylor <iant@google.com>
4926
4927 * options.h (class General_options): Add -z relro.
4928 * layout.cc (Layout::Layout): Initialize relro_segment_.
4929 (Layout::add_output_section_data): Return the output section.
4930 (Layout::make_output_section): Rcognize relro sections and mark
4931 them appropriately.
4932 (Layout::attach_allocated_section_to_segment): Put relro sections
4933 in a PT_GNU_RELRO segment.
4934 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4935 section as relro.
4936 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4937 PT_TLS segments.
4938 (Layout::linkonce_mapping): Map d.rel.ro.local to
4939 .data.rel.ro.local.
4940 (Layout::output_section_name): Us .data.rel.ro.local for any
4941 section which begins with that.
4942 * layout.h (class Layout): Update add_output_section_data
4943 declaration. Add relro_segment_ field.
4944 * output.cc (Output_section::Output_section): Initialize is_relro_
4945 and is_relro_local_ fields.
4946 (Output_segment::add_output_section): Group relro sections.
4947 (Output_segment::is_first_section_relro): New function.
4948 (Output_segment::maximum_alignment): If there is a relro section,
4949 align the segment to the common page size.
4950 (Output_segment::set_section_addresses): Track whether we are
4951 looking at relro sections. If the last section is a relro
4952 section, align to the common page size.
4953 (Output_segment::set_section_list_addresses): Add in_relro
4954 parameter. Change all callers. Align to the page size when
4955 moving from relro to non-relro section.
4956 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4957 segment.
4958 * output.h (class Output_section): Add is_relro_ and
4959 is_relro_local_ fields.
4960 (Output_section::is_relro): New function.
4961 (Output_section::set_is_relro): New function.
4962 (Output_section::is_relro_local): New function.
4963 (Output_section::set_is_relro_local): New function.
4964 (class Output_segment): Update declarations.
4965 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4966 * sparc.cc (Target_sparc::got_section): Likewise.
4967 * x86_64.cc (Target_x86_64::got_section): Likewise.
4968 * testsuite/relro_test_main.cc: New file.
4969 * testsuite/relro_test.cc: New file.
4970 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4971 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4972 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4973 (relro_test.so, relro_test_pic.o): New targets.
4974 * testsuite/Makefile.in: Rebuild.
4975
a984ee1d
ILT		 49762008-05-16 Ian Lance Taylor <iant@google.com>
4977
01676dcd
ILT		 4978 * output.cc (Output_segment::add_output_section): Remove front
4979 parameter.
4980 * output.h (class Output_segment): Remove
4981 add_initial_output_section and overloaded add_output_section.
4982 Update declaration of remaining add_output_section.
4983 * layout.cc (Layout::create_interp): Call add_output_section
4984 rather than add_initial_output_section.
4985 (Layout::finish_dynamic_section): Likewise.
4986
497897f9
ILT		 4987 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4988 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4989 know the dynamic type.
4990 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4991 field. Initialize it in constructor.
4992 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4993 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4994 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4995 reloc.
4996
a984ee1d
ILT		 4997 * output.cc (Output_reloc::get_address): Change return type to
4998 Elf_Addr.
4999 * output.h (class Output_reloc): Update get_address declaration.
5000 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5001 for section addresses.
5002
55ba0940
ILT		 50032008-05-09 Ian Lance Taylor <iant@google.com>
5004
5005 PR 6493
5006 * gold.cc (gold_nomem): Use return value of write.
5007
75517b77
ILT		 50082008-05-08 Ian Lance Taylor <iant@google.com>
5009
5010 * symtab.c (Symbol::init_base_output_data): Add version
5011 parameter. Change all callers.
5012 (Symbol::init_base_output_segment): Likewise.
5013 (Symbol::init_base_constant): Likewise.
5014 (Symbol::init_base_undefined): Likewise.
5015 (Sized_symbol::init_output_data): Likewise.
5016 (Sized_symbol::init_output_segment): Likewise.
5017 (Sized_symbol::init_constant): Likewise.
5018 (Sized_symbol::init_undefined): Likewise.
5019 (Symbol_table::do_define_in_output_data): If the new symbol has a
5020 version, mark it as the default.
5021 (Symbol_table::do_define_in_output_segment): Likewise.
5022 (Symbol_table::do_define_as_constant): Likewise.
5023 * symtab.h (class Symbol): Update declarations.
5024 (class Sized_symbol): Likewise.
5025 * resolve.cc (Symbol::override_version): New function.
c42e122e 5026 (Symbol::override_base): Call override_version.
75517b77
ILT		 5027 (Symbol::override_base_with_special): Likewise.
5028 * testsuite/ver_script_8.script: New file.
5029 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5030 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5031 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5032 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5033
f1f70eae
ILT		 50342008-05-06 Ian Lance Taylor <iant@google.com>
5035
f3e9c5c5
ILT		 5036 PR 6049
5037 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5038 functions.
5039 (class General_options): Remove existing --undefined, and add
5040 --no-undefined instead. Add new --undefined as synonym for -u.
5041 * archive.cc (Archive::add_symbols): Check whether symbol was
5042 named with -u.
5043 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5044 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5045 all uses. Add IS_UNDEFINED. Update declarations to split
5046 different versions of init_base. Declare init_base_undefined.
5047 (Symbol::is_defined): Handle IS_UNDEFINED.
5048 (Symbol::is_undefined): Likewise.
5049 (Symbol::is_weak_undefined): Call is_undefined.
5050 (Symbol::is_absolute): Handle IS_CONSTANT.
5051 (class Sized_symbol): Update declarations to split different
5052 versions of init. Declare init_undefined.
5053 (class Symbol_table): Declare new functions.
5054 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5055 Change all callers.
5056 (Symbol::init_base_output_data): Likewise.
5057 (Symbol::init_base_output_segment): Likewise.
5058 (Symbol::init_base_constant): Likewise.
5059 (Symbol::init_base_undefined): New function.
5060 (Sized_symbol::init_object): Rename from init. Change all
5061 callers.
5062 (Sized_symbol::init_output_data): Likewise.
5063 (Sized_symbol::init_output_segment): Likewise.
5064 (Sized_symbol::init_constant): Likewise.
5065 (Sized_symbol::init_undefined): New function.
5066 (Symbol_table::add_undefined_symbols_from_command_line): New
5067 function.
5068 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5069 function.
5070 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5071 (Symbol::output_section): Likewise.
5072 (Symbol::set_output_section): Likewise.
5073 (Symbol_table::sized_finalize_symbol): Likewise.
5074 (Symbol_table::sized_write_globals): Likewise.
5075 * resolve.cc (Symbol_table::should_override): Likewise.
5076 (Symbol::override_base_with_special): Likewise.
5077
8bdcdf2c
ILT		 5078 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5079 symbol, change it to have default visibility.
5080 * testsuite/protected_1.cc: New file.
5081 * testsuite/protected_2.cc: New file.
5082 * testsuite/protected_3.cc: New file.
5083 * testsuite/protected_main_1.cc: New file.
5084 * testsuite/protected_main_2.cc: New file.
5085 * testsuite/protected_main_3.cc: New file.
5086 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5087 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5088 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5089 (protected_1.so): New target.
5090 (protected_1_pic.o, protected_2_pic.o): New targets.
5091 (protected_3_pic.o): New target.
5092 (check_PROGRAMS): Add protected_2.
5093 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5094 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5095 * testsuite/Makefile.in: Rebuild.
5096
2b706932
ILT		 5097 * options.h (DEFINE_var): Add set_user_set_##varname__.
5098 (DEFINE_bool_alias): New macro.
5099 (class General_options): Define -Bstatic using DEFINE_bool_alias
5100 rather than DEFINE_special. Add --undefined as an alias for -z
5101 defs.
5102 * options.cc (General_options::parse_Bstatic): Remove.
5103
d82a5bcc
ILT		 5104 * options.h (class General_options): Add --fatal-warnings.
5105 * main.cc (main): Implement --fatal-warnings.
5106 * errors.h (Errors::warning_count): New function.
5107
f1f70eae
ILT		 5108 * options.h (class General_options): Add -Bsymbolic-functions.
5109 * symtab.h (Symbol::is_preemptible): Check for
5110 -Bsymbolic-functions.
5111
8825ac63
ILT		 51122008-05-05 Ian Lance Taylor <iant@google.com>
5113
d98bc257
ILT		 5114 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5115 as noVARNAME rather than no-VARNAME.
5116 (class General_options): Add option -z combreloc.
5117 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5118 get_address.
5119 (Output_reloc::sort_before) [SHT_REL]: New function.
5120 (Output_reloc::sort_before) [SHT_RELA]: New function.
5121 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5122 Sort_relocs_comparison.
5123 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5124 parameter. Change all callers.
5125 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5126 sort_relocs parameter. Change all callers.
5127 * output.cc (Output_reloc::get_address): New function, broken out
5128 of write_rel.
5129 (Output_reloc::write_rel): Call it.
5130 (Output_reloc::compare): New function.
5131 (Output_data_reloc_base::do_write): Optionally sort relocs.
5132
60b2b4e7
ILT		 5133 * configure.ac: If targ_extra_obj is set, link it in.
5134 * configure.tgt: Initialize all variables.
5135 (x86_64*): Set targ_extra_obj and targ_extra_size.
5136 * configure: Rebuild.
5137
8825ac63
ILT		 5138 * object.cc (Sized_relobj::include_section_group): Adjust section
5139 indexes read from group data. Build vector to pass to
5140 layout_group.
5141 * layout.cc (Layout::layout_group): Add flags and shndxes
5142 parameters. Remove contents parameter. Change caller. Update
5143 explicit instantiations.
5144 * layout.h (class Layout): Update layout_group declaration.
5145 * output.cc (Output_data_group::Output_data_group): Add flags and
5146 input_shndxes parameters. Remove contents parameter. Change
5147 caller.
5148 (Output_data_group::do_write): Change input_sections_ to
5149 input_shndxes_.
5150 * output.h (class Output_data_group): Update constructor
5151 declaration. Rename input_sections_ to input_shndxes_.
5152 * testsuite/many_sections_test.cc: Add template.
5153
e94cf127
CC		 51542008-04-30 Cary Coutant <ccoutant@google.com>
5155
4418b2d5
CC		 5156 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5157
e94cf127
CC		 5158 * layout.cc (Layout::include_section): Refactored check for debug
5159 info section.
5160 (Layout::add_comdat): Add new parameters. Change type
5161 of signature parameter. Add object and shndx to signatures table.
5162 (Layout::find_kept_object): New function.
5163 * layout.h: Include <cstring>.
5164 (Layout::is_debug_info_section): New function.
5165 (Layout::add_comdat): Add new parameters.
5166 (Layout::find_kept_object): New function.
5167 (Layout::Kept_section): New struct.
5168 (Layout::Signatures): Change type of map range.
5169 * object.cc (Relobj::output_section_address): New function.
5170 (Sized_relobj::include_section_group): Add new parameters. Change
5171 calls to Layout::add_comdat. Change to build table of kept comdat
5172 groups and table mapping discarded sections to kept sections.
5173 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5174 (Sized_relobj::do_layout): Change calls to include_section_group and
5175 include_linkonce_section.
5176 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5177 value to zero when section is discarded.
5178 (Sized_relobj::map_to_kept_section): New function.
5179 * object.h (Relobj::output_section_address): New function.
5180 (Relobj::Comdat_group): New type.
5181 (Relobj::find_comdat_group): New function.
5182 (Relobj::Comdat_group_table): New type.
5183 (Relobj::Kept_comdat_section): New type.
5184 (Relobj::Kept_comdat_section_table): New type.
5185 (Relobj::add_comdat_group): New function.
5186 (Relobj::set_kept_comdat_section): New function.
5187 (Relobj::get_kept_comdat_section): New function.
5188 (Relobj::comdat_groups_): New field.
5189 (Relobj::kept_comdat_sections_): New field.
5190 (Symbol_value::input_value): Update comment.
5191 (Sized_relobj::map_to_kept_section) New function.
5192 (Sized_relobj::include_linkonce_section): Add new parameter.
5193 * target-reloc.h (Comdat_behavior): New type.
5194 (get_comdat_behavior): New function.
5195 (relocate_section): Add code to map a discarded section to the
5196 corresponding kept section when applying a relocation.
5197
e4e5049b
CS		 51982008-04-30 Craig Silverstein <csilvers@google.com>
5199
5200 * dwarf_reader.cc (next_generation_count): New static var.
5201 (Addr2line_cache_entry): New struct.
5202 (addr2line_cache): New static var.
5203 (Dwarf_line_info::one_addr2line): Added caching.
5204 (Dwarf_line_info::clear_addr2line_cache): New function.
5205 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5206 cache-size parameter.
5207 (Dwarf_line_info::one_addr2line_cache): New function.
5208 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5209 new cache-size argument to one_addr2line(), and clear cache.
5210
d09e9154
CC		 52112008-04-28 Cary Coutant <ccoutant@google.com>
5212
5213 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5214 R_386_PC8 relocations.
5215
7ef73768
ILT		 52162008-04-23 Ian Lance Taylor <iant@google.com>
5217
55438702
ILT		 5218 * object.cc (Sized_relobj::include_section_group): Check for
5219 invalid section group.
5220
c165fb93
ILT		 5221 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5222 header size.
5223
7ef73768
ILT		 5224 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5225 than read for file header.
5226 * archive.cc (Archive::include_member): Likewise.
5227
6194aaab
L		 52282008-04-23 Paolo Bonzini <bonzini@gnu.org>
5229
5230 * aclocal.m4: Regenerate.
5231 * configure: Regenerate.
5232
d491d34e
ILT		 52332008-04-19 Ian Lance Taylor <iant@google.com>
5234
5ea2bac6
ILT		 5235 * version.cc (version_string): Bump to 1.6.
5236
7bc3e21a
ILT		 5237 * testsuite/Makefile.am (many_sections_r_test): New target.
5238 (many_sections_r_test_SOURCES): Remove.
5239 (many_sections_r_test_DEPENDENCIES): Remove.
5240 (many_sections_r_test_LDFLAGS): Remove.
5241 (many_sections_r_test_LDADD): Remove.
5242
7fcd3aa9
ILT		 5243 * object.cc (Sized_relobj::do_add_symbols): Always pass
5244 local_symbol_count_ to add_from_relobj.
5245
4c94d6ae
ILT		 5246 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5247 every thousand variables.
5248 * testsuite/Makefile.in: Rebuild.
5249
d491d34e
ILT		 5250 * object.cc (Xindex::initialize_symtab_xindex): New function.
5251 (Xindex::read_symtab_xindex): New function.
5252 (Xindex::sym_xindex_to_shndx): New function.
5253 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5254 available.
5255 (Sized_relobj::do_initialize_xindex): New function.
5256 (Sized_relobj::do_read_symbols): Adjust section links.
5257 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5258 parameter. Change all callers.
5259 (Sized_relobj::include_section_group): Adjust section links and
5260 symbol section indexes.
5261 (Sized_relobj::do_layout): Adjust section links.
5262 (Sized_relobj::do_count_local_symbols): Adjust section links and
5263 symbol section indexes.
5264 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5265 ordinary and special symbols.
5266 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5267 dynsym_xindex parameters. Change all callers. Adjust section
5268 links. Use SHN_XINDEX when needed.
5269 (Sized_relobj::get_symbol_location_info): Adjust section links.
5270 Don't get fooled by special symbols.
5271 * object.h (class Xindex): Define.
5272 (class Object): Add xindex_ parameter. Declare virtual functoin
5273 do_initialize_xindex.
5274 (Object::adjust_sym_shndx): New function.
5275 (Object::set_xindex): New protected function.
5276 (class Symbol_value): Add is_ordinary_shndx_ field.
5277 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5278 (Symbol_value::value): Assert ordinary section.
5279 (Symbol_value::initialize_input_to_output_map): Likewise.
5280 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5281 Change all callers.
5282 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5283 all callers.
5284 (class Sized_relobj): Update declarations.
5285 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5286 parameter. Change all callers.
5287 (Sized_relobj::adjust_shndx): New function.
5288 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5289 field.
5290 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5291 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5292 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5293 (Sized_dynobj::read_dynsym_section): Adjust section links.
5294 (Sized_dynobj::read_dynamic): Likewise.
5295 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5296 section links.
5297 (Sized_dynobj::do_initialize_xindex): New function.
5298 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5299 do_initialize_xindex.
5300 (Sized_dynobj::adjust_shndx): New function.
5301 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5302 dynsym_xindex_ fields.
5303 (Layout::finalize): Add a call to set_section_indexes before
5304 creating the symtab sections.
5305 (Layout::set_section_indexes): Don't do anything if the section
5306 already has a section index.
5307 (Layout::create_symtab_sections): Add shnum parameter. Change
5308 caller. Create .symtab_shndx section if needed.
5309 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5310 caller.
5311 (Layout::allocated_output_section_count): New function.
5312 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5313 needed.
5314 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5315 fields. Update declarations.
5316 (Layout::symtab_xindex): New function.
5317 (Layout::dynsym_xindex): New function.
5318 (class Write_symbols_task): Add layout_ field.
5319 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5320 Change caller.
5321 * output.cc (Output_section_headers::Output_section_headers): Add
5322 shstrtab_section parameter. Change all callers.
5323 (Output_section_headers::do_sized_write): Store overflow values
5324 for section count and section string table section index in
5325 section header zero.
5326 (Output_file_header::do_sized_write): Check for overflow of
5327 section count and section string table section index.
5328 (Output_symtab_xindex::do_write): New function.
5329 (Output_symtab_xindex::endian_do_write): New function.
5330 * output.h (class Output_section_headers): Add shstrtab_section_.
5331 Update declarations.
5332 (class Output_symtab_xindex): Define.
5333 (Output_section::has_out_shndx): New function.
5334 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5335 field.
5336 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5337 Change all callers.
5338 (Sized_symbol::init): Likewise.
5339 (Symbol::output_section): Check for ordinary symbol.
5340 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5341 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5342 callers.
5343 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5344 Change all callers. Simplify handling of symbols from sections
5345 not included in the link.
5346 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5347 distinction.
5348 (Weak_alias_sorter::operator()): Assert that symbols are
5349 ordinary.
5350 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5351 distinction.
5352 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5353 parameters. Change all callers.
5354 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5355 symbol distinction. Use SHN_XINDEX when needed.
5356 (Symbol_table::write_section_symbol): Add symtab_xindex
5357 parameter. Change all callers.
5358 (Symbol_table::sized_write_section_symbol): Likewise. Use
5359 SHN_XINDEX when needed.
5360 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5361 declarations.
5362 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5363 (Symbol::is_defined): Check is_ordinary.
5364 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5365 (Symbol::is_absolute, Symbol::is_common): Likewise.
5366 (class Sized_symbol): Update declarations.
5367 (class Symbol_table): Update declarations.
5368 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5369 parameters. Change all callers.
5370 (Sized_symbol::override): Likewise.
5371 (Symbol_table::override): Likewise.
5372 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5373 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5374 is_ordinary, and orig_st_shndx parameters. Change all callers.
5375 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5376 to be in an ordinary section.
5377 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5378 object and is_ordinary parameters. Change all callers.
5379 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5380 Change all callers. Don't add undefined or non-ordinary symbols
5381 to reloc_map_.
5382 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5383 Change all callers.
5384 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5385 declarations.
5386 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5387 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5388 (Sized_relobj::relocate_sections): Likewise.
5389 * target-reloc.h (scan_relocs): Adjust section symbol index.
5390 (scan_relocatable_relocs): Likewise.
5391 * i386.cc (Scan::local): Check for ordinary symbols.
5392 * sparc.cc (Scan::local): Likewise.
5393 * x86_64.cc (Scan::local): Likewise.
5394 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5395 to symbol_section_and_value.
5396 * testsuite/many_sections_test.cc: New file.
5397 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5398 (check_PROGRAMS): Add many_sections_test.
5399 (many_sections_test_SOURCES): Define.
5400 (many_sections_test_DEPENDENCIES): Define.
5401 (many_sections_test_LDFLAGS): Define.
5402 (BUILT_SOURCES): Add many_sections_define.h.
5403 (many_sections_define.h): New target.
5404 (BUILT_SOURCES): Add many_sections_check.h.
5405 (many_sections_check.h): New target.
5406 (check_PROGRAMS): Add many_sections_r_test.
5407 (many_sections_r_test_SOURCES): Define.
5408 (many_sections_r_test_DEPENDENCIES): Define.
5409 (many_sections_r_test_LDFLAGS): Define.
5410 (many_sections_r_test_LDADD): Define.
5411 (many_sections_r_test.o): New target.
5412 * testsuite/Makefile.in: Rebuild.
5413
c5818ff1
CC		 54142008-04-17 Cary Coutant <ccoutant@google.com>
5415
5416 * errors.cc (Errors::info): New function.
5417 (gold_info): New function.
5418 * errors.h (Errors::info): New function.
5419 * gold.h (gold_info): New function.
5420 * object.cc (Input_objects::add_object): Print trace output.
5421 * options.cc (options::parse_set): New function.
5422 (General_options::parse_wrap): Deleted.
5423 (General_options::General_options): Deleted initializer.
5424 * options.h (options::String_set): New typedef.
5425 (options::parse_set): New function.
5426 (DEFINE_set): New macro.
5427 (General_options::wrap): Changed to use DEFINE_set. Changed
5428 callers of any_wrap_symbols and is_wrap_symbol.
5429 (General_options::trace, General_options::trace_symbol):
5430 New options.
5431 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5432 (General_options::wrap_symbols_): Deleted.
5433 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5434
b5be4a7c
DM		 54352008-04-17 David S. Miller <davem@davemloft.net>
5436
5437 * options.cc (General_options::parse_V): New function.
5438 * options.h: Add entries for -V and -Qy.
5439
155a0dd7
ILT		 54402008-04-17 Ian Lance Taylor <iant@google.com>
5441
5442 * common.cc (Symbol_table::allocate_commons): Remove options
5443 parameter. Change caller.
5444 (Symbol_table::do_allocate_commons): Remove options parameter.
5445 Change caller. Just call do_allocate_commons_list twice.
5446 (Symbol_table::do_allocate_commons_list): New function, broken out
5447 of do_allocate_commons.
5448 * common.h (class Allocate_commons_task): Remove options_ field.
5449 Update constructor.
5450 * symtab.cc (Symbol_table::Symbol_table): Initialize
5451 tls_commons_.
5452 (Symbol_table::add_from_object): Put TLS common symbols on
5453 tls_commons_ list.
5454 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5455 which are IN_OUTPUT_DATA.
5456 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5457 allocate_commons and do_allocate_commons declarations. Declare
5458 do_allocate_commons_list.
5459 * gold.cc (queue_middle_tasks): Update creation of
5460 Allocate_commons_task to not pass options.
5461 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5462 (TLS_TEST_C_FLAGS): New variable.
5463 (tls_test_c_pic.o): New target.
5464 (tls_test_shared.so): Link in tls_test_c_pic.o.
5465 (tls_test_c_pic_ie.o): New target.
5466 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5467 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5468 (tls_test_c.o): New target.
5469 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5470 (tls_pic_test_LDADD): Likewise.
5471 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5472 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5473 (tls_test_c_gnu2.o): New target.
5474 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5475 tls_test_c_gnu2.o.
5476 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5477 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5478 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5479 * testsuite/tls_test.cc: Include "config.h".
5480 (t_last): Call t11_last.
5481 * testsuite/tls_test.h (t11, t11_last): Declare.
5482 * testsuite/tls_test_c.c: New file.
5483 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5484 * configure.ac: Check for OpenMP support.
5485 * configure, config.in, Makefile.in: Rebuild.
5486 * testsuite/Makefile.in: Rebuild.
5487
edfbb029
CC		 54882008-04-16 Cary Coutant <ccoutant@google.com>
5489
5490 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5491 (Target_i386::tls_base_symbol_defined_): New field.
5492 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5493 (Target_i386::Scan::global): Likewise.
5494 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5495 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5496 (Target_x86_64::tls_base_symbol_defined_): New field.
5497 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5498 (Target_x86_64::Scan::global): Likewise.
5499
f3c69fca
CC		 55002008-04-16 Cary Coutant <ccoutant@google.com>
5501
5502 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5503 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5504 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5505 building shared libraries.
5506 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5507 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5508 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5509 * testsuite/Makefile.in: Rebuild.
5510 * testsuite/weak_undef.h: New file.
5511 * testsuite/weak_undef_file1.cc: Add extra test cases.
5512 * testsuite/weak_undef_file2.cc: Likewise.
5513 * testsuite/weak_undef_test.cc: Likewise.
5514
7c414435
DM		 55152008-04-16 David S. Miller <davem@davemloft.net>
5516
32b769e1
DM		 5517 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5518 Add issued_non_pic_error_ field. Declare check_non_pic.
5519 (Target_sparc::Scan::check_non_pic): New function.
5520 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5521 (Target_sparc::Scan::global): Likewise.
5522
11936fb1
DM		 5523 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5524 * configure: Rebuild.
5525
7c414435
DM		 5526 * options.h (DEFINE_enable): New macro.
5527 (new_dtags): New enable option.
5528 (initfirst, interpose, loadfltr, nodefaultlib,
5529 nodelete, nodlopen, nodump): New -z options.
5530 * layout.cc (Layout:finish_dynamic_section): If new
5531 dtags enabled, emit DT_RUNPATH. Also, emit a
5532 DT_FLAGS_1 containing any specified -z flags.
5533
85c7bf8b
ILT		 55342008-04-16 Ian Lance Taylor <iant@google.com>
5535
12c0daef
ILT		 5536 * copy-relocs.cc: New file.
5537 * copy-relocs.h: New file.
5538 * reloc.cc: Remove Copy_relocs code.
5539 * reloc.h: Likewise.
5540 * reloc-types.h (struct Reloc_types) [both versions]: Add
5541 get_reloc_addend_noerror.
5542 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5543 variants of add_global which take an addend which must be zero.
5544 * i386.cc: Include "copy-relocs.h".
5545 (class Target_i386): Change type of copy_relocs_ to variable,
5546 update initializer.
5547 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5548 Change all callers.
5549 (Target_i386::do_finalize_sections): Change handling of
5550 copy_relocs_.
5551 * sparc.cc: Include "copy-relocs.h".
5552 (class Target_sparc): Change type of copy_relocs_ to variable,
5553 update initializer.
5554 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5555 Change all callers.
5556 (Target_sparc::do_finalize_sections): Change handling of
5557 copy_relocs_.
5558 * x86_64.cc: Include "copy-relocs.h".
5559 (class Target_x86_64): Change type of copy_relocs_ to variable,
5560 update initializer.
5561 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5562 class. Change all callers.
5563 (Target_x86_64::do_finalize_sections): Change handling of
5564 copy_relocs_.
5565 * Makefile.am (CCFILES): Add copy-relocs.cc.
5566 (HFILES): Add copy-relocs.h.
5567
4f4995b6
ILT		 5568 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5569
85c7bf8b
ILT		 5570 * testsuite/script_test_4.sh: Permit leading zeroes.
5571
4f2a9edd
ILT		 55722008-04-15 Ian Lance Taylor <iant@google.com>
5573
e6188289
ILT		 5574 * script-sections.cc (Script_sections::create_segments): Use
5575 header_size_adjustment even when there is enough room for the
5576 headers.
5577 * testsuite/script_test_4.sh: New file.
5578 * testsuite/script_test_4.t: New file.
5579 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5580 (check_DATA): Add script_test_4.stdout.
5581 (MOSTLYCLEANFILES): Likewise.
5582 (script_test_4): New target.
5583 (script_test_4.stdout): New target.
5584 * testsuite/Makefile.in: Rebuild.
5585
4f2a9edd
ILT		 5586 * sparc.cc: Add definitions for Output_data_plt_sparc class
5587 constants.
5588
f5314dd5
DM		 55892008-04-14 David S. Miller <davem@davemloft.net>
5590
5591 * sparc.cc: New file.
5592 * Makefile.am (TARGETSOURCES): Add sparc.cc
5593 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5594 * configure.tgt: Document targ_extra_size and
5595 targ_extra_big_endian. Add entries for sparc-* and
5596 sparc64-*.
5597 * configure.ac: Handle targ_extra_size and
5598 targ_extra_big_endian.
5599 * Makefile.in: Rebuild.
5600 * configure: Likewise.
5601 * po/POTFILES.in: Likewise.
5602 * po/gold.pot: Likewise.
5603
154e0e9a
ILT		 56042008-04-14 Ian Lance Taylor <iant@google.com>
5605
5606 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5607 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5608 in the name/type/flags to section mapping. Don't call
5609 allocate_output_section.
5610 (Layout::choose_output_section): Change parameter from adjust_name
5611 to is_input_section. Don't permit input sections after sections
5612 are attached to segments. Don't call allocate_output_section.
5613 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5614 not write_enable_output_section.
5615 (Layout::make_output_section): Don't push to
5616 unattached_section_list_ nor call attach_to_segment. Call
5617 attach_section_to_segment if sections are attached.
5618 (Layout::attach_sections_to_segments): New function.
5619 (Layout::attach_section_to_segment): New function.
5620 (Layout::attach_allocated_section_to_segment): Rename from
5621 attach_to_segment. Remove flags parameter.
5622 (Layout::allocate_output_section): Remove function.
5623 (Layout::write_enable_output_section): Remove function.
5624 * layout.h (class Layout): Update for above changes. Add new
5625 field sections_are_attached_.
5626 * output.h (Output_section::update_flags_for_input_section): New
5627 function.
5628 * output.cc (Output_section::add_input_section): Call
5629 update_flags_for_input_section.
5630 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5631
009a67a2
CC		 56322008-04-11 Cary Coutant <ccoutant@google.com>
5633
5634 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5635 thought unnecessary.
5636 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5637
759b1a24
ILT		 56382008-04-11 Ian Lance Taylor <iant@google.com>
5639
5640 * output.h (class Output_section_data): Remove inline definition
5641 of set_addralign.
5642 * output.cc (Output_section_data::set_addralign): New function.
5643
c2b45e22
CC		 56442008-04-11 Cary Coutant <ccoutant@google.com>
5645
5646 Add support for TLS descriptors for i386 and x86_64.
5647 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5648 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5649 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5650 GOT_TYPE_TLS_DESC.
5651 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5652 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5653 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5654 relocations.
5655 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5656 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5657 Fix problem with initial-exec relocations.
5658 (Target_i386::Relocate::relocate_tls): Likewise.
5659 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5660 relaxation.
5661 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5662 support for section-plus-offset dynamic table entries.
5663 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5664 (Output_data_dynamic::Dynamic_entry): Add support for
5665 section-plus-offset dynamic table entries.
5666 (Output_data_dynamic::Classification): Likewise.
5667 (Output_data_dynamic::classification_): Renamed offset_.
5668 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5669 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5670 (Target_x86_64::make_plt_section): New function.
5671 (Target_x86_64::reserve_tlsdesc_entries): New function.
5672 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5673 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5674 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5675 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5676 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5677 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5678 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5679 add extra PLT entry for TLS descriptors.
5680 (Output_data_plt_x86_64::got_): New field.
5681 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5682 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5683 fields.
5684 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5685 descriptors.
5686 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5687 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5688 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5689 R_386_TLS_DESC_CALL relocations.
5690 (Target_x86_64::Scan::global): Likewise.
5691 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5692 for TLS descriptors.
5693 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5694 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5695 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5696 GD-to-IE relaxation.
5697 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5698 and TLS_DESCRIPTORS.
5699 * Makefile.in: Rebuild.
5700 * configure: Rebuild.
5701 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5702 (tls_test_shared2.so): New target.
5703 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5704 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5705 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5706 (tls_shared_gd_to_ie_test_LDADD): New variable.
5707 (tls_shared_gnu2_gd_to_ie_test): New target.
5708 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5709 New targets.
5710 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5711 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5712 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5713 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5714 (tls_shared_gnu2_test): New target.
5715 (tls_test_gnu2_shared.so): New target.
5716 (tls_shared_gnu2_test_SOURCES): New variable.
5717 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5718 (tls_shared_gnu2_test_LDFLAGS): New variable.
5719 (tls_shared_gnu2_test_LDADD): New variable.
5720 * testsuite/Makefile.in: Rebuild.
5721 * testsuite/Makefile.
5722
83bfb6b7
ILT		 57232008-04-11 Ian Lance Taylor <iant@google.com>
5724
5725 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5726 justsyms.t.
5727 * testsuite/Makefile.in: Rebuild.
5728
5729 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5730 long.
5731 * testsuite/script_test_2.cc (main): Adjust test.
5732
706e1f5e
ILT		 57332008-04-11 David S. Miller <davem@davemloft.net>
5734 Ian Lance Taylor <iant@google.com>
5735
5736 * options.h (General_options): Add entries for '-Y' and
5737 '-relax'.
5738 * options.cc (General_options:finalize): If -Y was used, add those
5739 entries to the library path instead of the default "/lib" and
5740 "/usr/lib".
5741
7c98e6bb
DM		 57422008-04-11 David S. Miller <davem@davemloft.net>
5743
5744 * testsuite/justsyms.t: Start at 0x100.
5745 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5746 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5747 long.
5748 * testsuite/script_test_2.cc: Adjust string and section length
5749 checks.
7c98e6bb 5750
99a37bfd
ILT		 57512008-04-09 Ian Lance Taylor <iant@google.com>
5752
2cefc357
ILT		 5753 PR gold/5996
5754 * script-sections.cc (Sections_element::allocate_to_segment): Add
5755 orphan parameter.
5756 (Output_section_definition::allocate_to_segment): Likewise.
5757 (Orphan_output_section::allocate_to_segment): Likewise.
5758 (Script_sections::attach_sections_using_phdrs_clause): Don't
5759 propagate non-PT_LOAD segments to orphan sections.
5760 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5761 readelf rather than objdump.
5762 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5763 .interp section and PT_INTERP segment are the same size.
5764 * testsuite/Makefile.in: Rebuild.
5765
99a37bfd
ILT		 5766 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5767 aliases for symbols defined in the same object.
5768 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5769 (weak_alias_test_SOURCES): New variable.
5770 (weak_alias_test_DEPENDENCIES): New variable.
5771 (weak_alias_test_LDFLAGS): New variable.
5772 (weak_alias_test_LDADD): New variable.
5773 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5774 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5775 (weak_alias_test_3.o): New target.
5776 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5777 * testsuite/weak_alias_test_main.cc: New file.
5778 * testsuite/weak_alias_test_1.cc: New file.
5779 * testsuite/weak_alias_test_2.cc: New file.
5780 * testsuite/weak_alias_test_3.cc: New file.
5781
780e49c5
ILT		 57822008-04-08 Ian Lance Taylor <iant@google.com>
5783
cdb0b8f5
ILT		 5784 * options.h (class General_options): Add --noinhibit-exec option.
5785 * main.cc (main): Check --noinhibit-exec.
5786
0864d551
ILT		 5787 * options.h (class General_options): Define --wrap as a special
5788 option. Add wrap_symbols_ field.
5789 (General_options::any_wrap_symbols): New function.
5790 (General_options::is_wrap_symbol): New function.
5791 * options.cc (General_options::parse_wrap): New function.
5792 (General_options::General_options): Initialize wrap_symbols_.
5793 * symtab.cc (Symbol_table::wrap_symbol): New function.
5794 (Symbol_table::add_from_object): Handle --wrap.
5795 * symtab.h (class Symbol_table): Declare wrap_symbol.
5796 * target.h (Target::wrap_char): New function.
5797 (Target::Target_info): Add wrap_char field.
5798 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5799 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5800 * testsuite/testfile.cc (Target_test::test_target_info):
5801 Likewise.
5802
789aa6de
ILT		 5803 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5804 there is one.
5805
2c38906f
ILT		 5806 * layout.h (class Layout): Add added_eh_frame_data_ field.
5807 * layout.cc (Layout::Layout): Initialize new field.
5808 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5809 output section until we find a section we merged successfully.
5810 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5811 that the size be non-zero.
5812
780e49c5
ILT		 5813 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5814 qualifier.
5815
7fcd0256
ILT		 58162008-04-08 Craig Silverstein <csilvers@google.com>
5817
5818 * configure.ac: Export new conditional variable HAVE_ZLIB.
5819 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5820 on HAVE_ZLIB.
5821 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5822 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5823
6835af53
ILT		 58242008-04-07 Ian Lance Taylor <iant@google.com>
5825
e24f324c
ILT		 5826 * version.cc (version_string): Set to "1.5".
5827
a036edd8
ILT		 5828 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5829 Add issued_non_pic_error_ field. Declare check_non_pic.
5830 (Target_x86_64::Scan::check_non_pic): New function.
5831 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5832 (Target_x86_64::Scan::global): Likewise.
5833
624f8810
ILT		 5834 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5835 addend parameter. Change caller. Handle merge sections.
5836 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5837 Address to Addend. Don't add in the result of
5838 local_section_offset, pass down the addend and use the returned
5839 value.
5840 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5841 Update declarations of local_section_offset and symbol_value.
5842 * testsuite/two_file_test_1.cc (t18): New function.
5843 * testsuite/two_file_test_2.cc (f18): New function.
5844 * testsuite/two_file_test_main.cc (main): Call t18.
5845 * testsuite/two_file_test.h (t18, f18): Declare.
5846
6835af53
ILT		 5847 * configure.ac: Don't test for objdump, c++filt, or readelf.
5848 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5849 conditionals.
5850 (TEST_READELF): New variable.
5851 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5852 (check_PROGRAMS): Add two_file_strip_test.
5853 (two_file_strip_test): New target.
5854 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5855 (two_file_same_shared_strip_test_SOURCES): New variable.
5856 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5857 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5858 (two_file_same_shared_strip_test_LDADD): New variable.
5859 (two_file_shared_strip.so): New target.
5860 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5861 (ver_test_5.syms, ver_test_7.syms): Likewise.
5862 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5863 (strip_test_3.stdout): Use TEST_OBJDUMP.
5864 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5865
86925eef
CC		 58662008-04-04 Cary Coutant <ccoutant@google.com>
5867
5868 * symtab.h (Symbol::is_weak_undefined): New function.
5869 (Symbol::is_strong_undefined): New function.
5870 (Symbol::is_absolute): New function.
5871 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5872 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5873 absolute symbols.
5874 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5875 (weak_undef_test): New target.
5876 * testsuite/Makefile.in: Rebuild.
5877 * testsuite/weak_undef_file1.cc: New file.
5878 * testsuite/weak_undef_file2.cc: New file.
5879 * testsuite/weak_undef_test.cc: New file.
5880
126f3ece
ILT		 58812008-04-03 Craig Silverstein <csilvers@google.com>
5882
5883 * compressed_output.h (class Output_compressed_section): Use
5884 unsigned buffer.
5885 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5886 add zlib header.
5887 (zlib_compressed_suffix): Removed.
5888 (Output_compressed_section::set_final_data_size): Use unsigned
5889 buffers.
5890 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5891 Fix linker invocation.
5892 (flagstest_o_specialfile_and_compress_debug_sections):
5893 Likewise.
5894 * testsuite/Makefile.in: Regenerated.
5895
deae2a14
DM		 58962008-04-02 David S. Miller <davem@davemloft.net>
5897
5898 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5899 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5900
70752818
ILT		 59012008-04-02 Craig Silverstein <csilvers@google.com>
5902
5903 * TODO: New file.
5904
39d0cb0e
ILT		 59052008-04-02 Ian Lance Taylor <iant@google.com>
5906
5907 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5908 parameters. Update for new key type to views_. Change all
5909 callers.
5910 (File_read::read): Adjust for byteshift in returned view.
5911 (File_read::add_view): New function, broken out of
5912 find_and_make_view.
5913 (File_read::make_view): New function, broken out of
5914 find_and_make_view.
5915 (File_read::find_or_make_view): Add offset and aligned
5916 parameters. Rewrite accordingly. Change all callers.
5917 (File_read::get_view): Add offset and aligned parameters. Adjust
5918 for byteshift in return value.
5919 (File_read::get_lasting_view): Likewise.
5920 * fileread.h (class File_read): Update declarations.
5921 (class File_read::View): Add byteshift_ field. Add byteshift to
5922 constructor. Add byteshift method.
5923 * archive.h (Archive::clear_uncached_views): New function.
5924 (Archive::get_view): Add aligned parameter. Change all callers.
5925 * object.h (Object::get_view): Add aligned parameter. Change all
5926 callers.
5927 (Object::get_lasting_view): Likewise.
5928
5929 * fileread.cc (File_read::release): Don't call clear_views if
5930 there are multiple objects.
5931 * fileread.h (File_read::clear_uncached_views): New function.
5932 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5933 on the archive.
5934
a1207466
CC		 59352008-03-31 Cary Coutant <ccoutant@google.com>
5936
5937 Add thin archive support.
5938 * archive.cc (Archive::armagt): New const.
5939 (Archive::setup): Remove task parameter and calls to unlock.
5940 (Archive::unlock_nested_archives): New function.
5941 (Archive::read_header): Add nested_off parameter. Change
5942 all callers.
5943 (Archive::interpret_header): Likewise.
5944 (Archive::include_all_members): Change to handle thin
5945 archives.
5946 (Archive::include_member): Likewise.
5947 * archive.h (Archive::Archive): Add new parameters and
5948 initializers.
5949 (Archive::armagt): New const.
5950 (Archive::setup): Remove task parameter.
5951 (Archive::unlock_nested_archives): New function.
5952 (Archive::read_header): Add nested_off parameter.
5953 (Archive::interpret_header): Likewise.
5954 (Archive::Nested_archive_table): New typedef.
5955 (Archive::is_thin_archive_): New field.
5956 (Archive::nested_archives_): New field.
5957 (Archive::options_): New field.
5958 (Archive::dirpath_): New field.
5959 (Archive::task_): New field.
5960 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5961 for thin archives. Pass additional parameters to
5962 Archive::Archive. Unlock the archive file after calling
5963 Archive::setup.
cd536b21 5964
479f6503
ILT		 59652008-03-29 Ian Lance Taylor <iant@google.com>
5966
686c8caf
ILT		 5967 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5968 version symbol to be local.
5969 * testsuite/ver_test_4.sh: New file.
5970 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5971 (check_DATA): Add ver_test_4.syms.
5972 (ver_test_4.syms): New target.
5973 * testsuite/Makefile.in: Rebuild.
5974
ab794b6b
ILT		 5975 * output.cc
5976 (Output_section::Input_section_sort_entry::has_priority): New
5977 function.
5978 (Output_section::Input_section_sort_entry::match_file_name): New
5979 function.
5980 (Output_section::Input_section_sort_entry::match_section_name):
5981 Remove.
5982 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5983 Remove.
5984 (Output_section::Input_section_sort_entry::match_section_file):
5985 Remove.
5986 (Output_section::Input_section_sort_compare::operator()): Rewrite
5987 using new Input_section_sort_entry functions. Sort crtbegin and
5988 crtend first. Sort sections with no priority before sections with
5989 a priority.
5990 * testsuite/initpri1.c (d3): Check j != 4.
5991 (cd5): New constructor/destructor function.
5992 (main): Check j != 2.
5993
479f6503
ILT		 5994 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5995 new symbol when resolving, don't call set_is_default.
5996 * testsuite/ver_test_7.cc: New file.
5997 * testsuite/ver_test_7.sh: New file.
5998 * testsuite/Makefile.am (ver_test_7.so): New target.
5999 (ver_test_7.o): New target.
6000 (check_SCRIPTS): Add ver_test_7.sh.
6001 (check_DATA): Add ver_test_7.syms.
6002 (ver_test_7.syms): New target.
6003
2fd32231
ILT		 60042008-03-28 Ian Lance Taylor <iant@google.com>
6005
6006 * layout.cc (Layout::layout): If we see an input section with a
6007 name that needs sorting, set the must_sort flag for the output
6008 section.
6009 (Layout::make_output_section): If the name of the output section
6010 indicates that it might require sorting, set the may_sort flag.
6011 * output.h (Output_section::may_sort_attached_input_sections): New
6012 function.
6013 (Output_section::set_may_sort_attached_input_sections): New
6014 function.
6015 (Output_section::must_sort_attached_input_sections): New
6016 function.
6017 (Output_section::set_must_sort_attached_input_sections): New
6018 function.
6019 (class Output_section): Declare Input_section_sort_entry. Define
6020 Input_section_sort_compare. Declare
6021 sort_attached_input_sections. Add new fields:
6022 may_sort_attached_input_sections_,
6023 must_sort_attached_input_sections_,
6024 attached_input_sections_are_sorted_.
6025 * output.cc (Output_section::Output_section): Initialize new
6026 fields.
6027 (Output_section::add_input_section): Add an entry to
6028 input_sections_ if may_sort or must_sort are true.
6029 (Output_section::set_final_data_size): Call
6030 sort_attached_input_sections if necessary.
6031 (Output_section::Input_section_sort_entry): Define new class.
6032 (Output_section::Input_section_sort_compare::operator()): New
6033 function.
6034 (Output_section::sort_attached_input_sections): New function.
6035 * configure.ac: Check whether the compiler supports constructor
6036 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6037 * testsuite/initpri1.c: New file.
6038 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6039 CONSTRUCTOR_PRIORITY.
6040 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6041 (initpri1_LDFLAGS): New variable.
6042 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6043
18e6b24e
ILT		 60442008-03-27 Ian Lance Taylor <iant@google.com>
6045
49bdd526
ILT		 6046 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6047 * testsuite/common_test_1.c: New file.
6048 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6049 (common_test_1_SOURCES): New variable.
6050 (common_test_1_DEPENDENCIES): New variable.
6051 (common_test_1_LDFLAGS): New variable.
6052
18e6b24e
ILT		 6053 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6054 and commons_ correctly when NAME/VERSION does not override
6055 NAME/NULL.
6056 * testsuite/ver_test_6.c: New file.
6057 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6058 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6059 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6060
04bf7072
ILT		 60612008-03-26 Ian Lance Taylor <iant@google.com>
6062
5871526f
ILT		 6063 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6064 of an undefined symbol from a version script.
6065 * testsuite/Makefile.am (ver_test_5.so): New target.
6066 (ver_test_5.o): New target.
6067 (check_SCRIPTS): Add ver_test_5.sh.
6068 (check_DATA): Add ver_test_5.syms.
6069 (ver_test_5.syms): New target.
6070 * testsuite/ver_test_5.cc: New file.
6071 * testsuite/ver_test_5.script: New file.
6072 * testsuite/ver_test_5.sh: New file.
6073 * Makefile.in, testsuite/Makefile.in: Rebuild.
6074
04bf7072
ILT		 6075 PR gold/5986
6076 Fix problems building gold with gcc 4.3.0.
6077 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6078 (gold_error_at_location, gold_warning_at_location): Use it.
6079 * configure.ac: Check whether we can compile and use a template
6080 function with a printf attribute.
6081 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6082 when jumping over bytes.
6083 * object.cc: Instantiate Object::read_section_data.
6084 * debug.h: Include <cstring>
6085 * dwarf_reader.cc: Include <algorithm>
6086 * main.cc: Include <cstring>.
6087 * options.cc: Include <cstring>.
6088 * output.cc: Include <cstring>.
6089 * script.cc: Include <cstring>.
6090 * script.h: Include <string>.
6091 * symtab.cc: Include <cstring> and <algorithm>.
6092 * target-select.cc: Include <cstring>.
6093 * version.cc: Include <string>.
6094 * testsuite/testmain.cc: Include <cstdlib>.
6095 * configure, config.in: Rebuild.
6096
874c5b28
ILT		 60972008-03-25 Ian Lance Taylor <iant@google.com>
6098
819d6c3a
ILT		 6099 * options.cc: Include "../bfd/bfdver.h".
6100 (options::help): Print bug reporting address.
6101
f4b2c6f5
ILT		 6102 * version.cc (print_version): Adjust output for current value of
6103 BFD_VERSION_STRING.
6104
6105 * NEWS: New file.
6106
e96caa79
ILT		 6107 * options.cc (options::help): Print list of supported targets.
6108 * target-select.h: Include <vector>.
6109 (class Target_selector): Make machine_, size_, and is_big_endian_
6110 fields const. Add bfd_name_ and instantiated_target_ fields.
6111 (Target_selector::Target_selector): Add bfd_name parameter.
6112 (Target_selector::recognize): Make non-virtual, call
6113 do_recognize.
6114 (Target_selector::recognize_by_name): Make non-virtual, call
6115 do_recognize_by_name.
6116 (Target_selector::supported_names): New function.
6117 (Target_selector::bfd_name): New function.
6118 (Target_selector::do_instantiate_target): New pure virtual
6119 function.
6120 (Target_selector::do_recognize): New virtual function.
6121 (Target_selector::do_recognize_by_name): New virtual function.
6122 (Target_selector::instantiate_target): New private function.
6123 (supported_target_names): Declare.
6124 * target-select.cc (Target_selector::Target_selector): Update for
6125 new parameter and fields.
6126 (select_target_by_name): Check that the name matches before
6127 calling recognize_by_name.
6128 (supported_target_names): New function.
6129 * i386.cc (class Target_selector_i386): Update Target_selector
6130 constructor call. Remove recognize and recognize_by_name. Add
6131 do_instantiate_target.
6132 * x86_64.cc (class Target_selector_x86_64): Likewise.
6133 * testsuite/testfile.cc (class Target_selector_test): Update for
6134 changes to Target_selector.
6135
874c5b28
ILT		 6136 * README: Rewrite, with some notes on unsupported features.
6137
0a65a3a7
CC		 61382008-03-24 Cary Coutant <ccoutant@google.com>
6139
6140 * i386.cc (Target_i386::Got_type): New enum declaration.
6141 (Target_i386::Scan::local): Updated callers of Output_data_got
6142 member functions.
6143 (Target_i386::Scan::global): Likewise.
6144 (Target_i386::Relocate::relocate): Likewise.
6145 (Target_i386::Relocate::relocate_tls): Likewise.
6146 * object.h (Got_offset_list): New class.
6147 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6148 (Sized_relobj::local_got_offset): Likewise.
6149 (Sized_relobj::set_local_got_offset): Likewise.
6150 (Sized_relobj::local_has_tls_got_offset): Removed.
6151 (Sized_relobj::local_tls_got_offset): Removed.
6152 (Sized_relobj::set_local_tls_got_offset): Removed.
6153 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6154 * output.cc (Output_data_got::add_global): Added got_type parameter.
6155 (Output_data_got::add_global_with_rel): Likewise.
6156 (Output_data_got::add_global_with_rela): Likewise.
6157 (Output_data_got::add_global_pair_with_rel): New function.
6158 (Output_data_got::add_global_pair_with_rela): New function.
6159 (Output_data_got::add_local): Added got_type parameter.
6160 (Output_data_got::add_local_with_rel): Likewise.
6161 (Output_data_got::add_local_with_rela): Likewise.
6162 (Output_data_got::add_local_pair_with_rel): New function.
6163 (Output_data_got::add_local_pair_with_rela): New function.
6164 (Output_data_got::add_global_tls): Removed.
6165 (Output_data_got::add_global_tls_with_rel): Removed.
6166 (Output_data_got::add_global_tls_with_rela): Removed.
6167 (Output_data_got::add_local_tls): Removed.
6168 (Output_data_got::add_local_tls_with_rel): Removed.
6169 (Output_data_got::add_local_tls_with_rela): Removed.
6170 * output.h (Output_data_got::add_global): Added got_type parameter.
6171 (Output_data_got::add_global_with_rel): Likewise.
6172 (Output_data_got::add_global_with_rela): Likewise.
6173 (Output_data_got::add_global_pair_with_rel): New function.
6174 (Output_data_got::add_global_pair_with_rela): New function.
6175 (Output_data_got::add_local): Added got_type parameter.
6176 (Output_data_got::add_local_with_rel): Likewise.
6177 (Output_data_got::add_local_with_rela): Likewise.
6178 (Output_data_got::add_local_pair_with_rel): New function.
6179 (Output_data_got::add_local_pair_with_rela): New function.
6180 (Output_data_got::add_global_tls): Removed.
6181 (Output_data_got::add_global_tls_with_rel): Removed.
6182 (Output_data_got::add_global_tls_with_rela): Removed.
6183 (Output_data_got::add_local_tls): Removed.
6184 (Output_data_got::add_local_tls_with_rel): Removed.
6185 (Output_data_got::add_local_tls_with_rela): Removed.
6186 * resolve.cc (Symbol::override_base_with_special): Removed
6187 reference to has_got_offset_ field.
6188 * symtab.cc (Symbol::init_fields): Replaced initialization
6189 of got_offset_ with got_offsets_. Removed initialization
6190 of has_got_offset_
53fcba31 6191 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 6192 (Symbol::got_offset): Likewise.
6193 (Symbol::set_got_offset): Likewise.
6194 (Symbol::has_tls_got_offset): Removed.
6195 (Symbol::tls_got_offset): Removed.
6196 (Symbol::set_tls_got_offset): Removed.
6197 (Symbol::got_offset_): Removed.
6198 (Symbol::tls_mod_got_offset_): Removed.
6199 (Symbol::tls_pair_got_offset_): Removed.
6200 (Symbol::got_offsets_): New field.
6201 (Symbol::has_got_offset): Removed.
6202 (Symbol::has_tls_mod_got_offset): Removed.
6203 (Symbol::has_tls_pair_got_offset): Removed.
6204 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6205 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6206 member functions.
6207 (Target_x86_64::Scan::global): Likewise.
6208 (Target_x86_64::Relocate::relocate): Likewise.
6209 (Target_x86_64::Relocate::relocate_tls): Likewise.
6210
bd52eafb
BE		 62112008-03-25 Ben Elliston <bje@au.ibm.com>
6212
6213 * yyscript.y: Fix spelling error in comment.
6214
8b105e34
ILT		 62152008-03-24 Ian Lance Taylor <iant@google.com>
6216
8ed814a9
ILT		 6217 * options.h (class General_options): Define build_id option.
6218 * layout.h (class Layout): Declare write_build_id, create_note,
6219 create_build_id. Add build_id_note_ member.
6220 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6221 "libiberty.h", "md5.h", "sha1.h".
6222 (Layout::Layout): Initialize eh_frame_data_,
6223 eh_frame_hdr_section_, and build_id_note_.
6224 (Layout::finalize): Call create_build_id.
6225 (Layout::create_note): New function, broken out of
6226 Layout::create_gold_note.
6227 (Layout::create_gold_note): Call create_note.
6228 (Layout::create_build_id): New function.
6229 (Layout::write_build_id): New function.
6230 (Close_task_runner::run): Call write_build_id.
6231
8b105e34
ILT		 6232 * x86_64.cc: Correct license to GPLv3.
6233
086a1841
ILT		 62342008-03-23 Ian Lance Taylor <iant@google.com>
6235
6236 * options.cc: Include "demangle.h".
6237 (parse_optional_string): New function.
6238 (parse_long_option): Handle takes_optional_argument.
6239 (parse_short_option): Update dash_z initializer. Handle
6240 takes_optional_argument.
6241 (General_options::General_options): Initialize do_demangle_.
6242 (General_options::finalize): Set do_demangle_. Handle demangling
6243 style.
6244 * options.h (parse_optional_string): Declare.
6245 (struct One_option): Add optional_arg field. Update constructor.
6246 Update call constructor calls. Add takes_optional_argument
6247 function.
6248 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6249 (DEFINE_optional_string): Define.
6250 (General_options::demangle): Change from DEFINE_bool to
6251 DEFINE_optional_string.
6252 (General_options::no_demangle): New function.
6253 (General_options::do_demangle): New function.
6254 (General_options::set_do_demangle): New function.
6255 (General_options::execstack_status_): Move definition to end of
6256 class definition.
6257 (General_options::static_): Likewise.
6258 (General_options::do_demangle_): New field.
6259 * object.cc (big_endian>::get_symbol_location_info): Call
6260 Options::do_demangle, not Options::demangle.
6261 * symtab.cc (demangle): Likewise.
6262
cbb93e63
ILT		 62632008-03-22 Ian Lance Taylor <iant@google.com>
6264
6265 * gold.h: Include <cstddef> and <sys/types.h>
6266 * options.h: Include <cstring>.
6267
ec531623
ILT		 62682008-03-21 Ian Lance Taylor <iant@google.com>
6269
6270 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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