1 2009-12-30 Ian Lance Taylor <iant@google.com>
4 * options.h (class General_options): Add --sort-common option.
5 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6 * common.cc (Sort_common): Add sort_order parameter to
7 constructor. Add sort_order_ field.
8 (Sort_commons::operator): Check sort_order_.
9 (Symbol_table::allocate_commons): Determine the sort order.
10 (Symbol_table::do_allocate_commons): Add sort_order parameter.
12 (Symbol_table::do_allocate_commons_list): Likewise.
14 2009-12-30 Ian Lance Taylor <iant@google.com>
17 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
18 symbols from this object, don't change the visibility of an
20 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
22 2009-12-30 Ian Lance Taylor <iant@google.com>
25 * script.h (class Version_script_info): Define Language enum.
26 Update declarations. Define Glob, Exact, and Lookup types. Add
27 new fields globals_, locals_, and is_finalized_.
28 * script.cc: Various formatting fixes.
29 (class Parser_closure): Change language_stack_ from a vector of
30 std::string to one of Version_script_info::Language. Adjust all
32 (class Lazy_demangler): Remove.
33 (struct Version_expression): Change language from std::string to
34 Version_script_info::Language.
35 (Version_script_info::Version_script_info): New function.
36 (Version_script_info::~Version_script_info): Don't call clear.
37 (Version_script_info::finalize): New function.
38 (Version_script_info::build_lookup_tables): New function.
39 (Version_script_info::build_expression_list_lookup): New
41 (Version_script_info::get_symbol_version_helper): Rewrite to use
43 (Version_script_info::print_expression_list): Adjust to use
44 Version_script_info::Language.
45 (script_push_lex_into_version_mode): Check that the version script
46 has not been finalized.
47 (version_script_push_lang): Change language string to
48 Version_script_info::Language.
49 * options.cc (Command_line::version_script): New function.
50 * options.h (class General_options): Add finalize_dynamic_list
51 function. Change version_script from declaration to definition.
52 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
53 * testsuite/version_script.map: Remove duplicate def of foo.
54 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
56 * testsuite/Makefile.in: Rebuild.
58 2009-12-30 Ian Lance Taylor <iant@google.com>
61 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
62 if the input symbol index is 0, make the output symbol index 0.
64 2009-12-30 Ian Lance Taylor <iant@google.com>
67 * options.h (class General_options): Add -x/--discard-all.
68 * object.cc (Sized_relobj::do_count_local_symbols): Handle
69 --discard-all. If the local symbol needs a dynamic entry, check
70 that before handling --discard-locals.
72 2009-12-30 Ian Lance Taylor <iant@google.com>
75 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
77 (Output_segment::add_output_section): Don't change the flags if
81 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
82 GNU hash table if they need a dynamic value. Otherwise, don't add
83 them if they are defined in a dynamic object or are forced local.
85 2009-12-29 Ian Lance Taylor <iant@google.com>
88 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
89 .gnu.hash table for a 32-bit target.
92 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
93 regular and a dynamic object only needs a dynamic symbol table
94 entry if it is externally visible.
97 * i386.cc (class Target_i386): Initialize global_offset_table_ in
98 constructor. Add global_offset_table_ field.
99 (Target_i386::got_section): Set global_offset_table_.
100 (Target_i386::do_finalize_sections): Set global_offset_table_
102 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
103 in constructor. Add global_offset_table_ field.
104 (Target_x86_64::got_section): Set global_offset_table_.
105 (Target_x86_64::do_finalize_sections): Set global_offset_table_
108 * layout.cc (Layout::Layout): Initialize increase_relro_.
109 (Layout::get_output_section): Add is_relro, is_last_relro, and
110 is_first_non_relro parameters. Change all callers.
111 (Layout::choose_output_section): Likewise.
112 (Layout::add_output_section_data): Likewise.
113 (Layout::make_output_section): Likewise.
114 (Layout::set_segment_offsets): Clear increase_relro when using a
116 * layout.h (class Layout): Add increase_relro method. Add
117 increase_relro_ field. Update declarations.
118 * output.cc (Output_section::Output_section): Initialize
119 is_last_relro_ and is_first_non_relro_.
120 (Output_segment::add_output_section): Group relro sections is
121 do_sort is true. Handle is_last_relro and is_first_non_relro.
122 (Output_segment::maximum_alignment): Remove relro handling.
123 (Output_segment::set_section_addresses): Add increase_relro
124 parameter. Change all callers. Add initial alignment to align
125 relro sections on separate page. Remove old relro handling.
126 (Output_segment::set_section_list_addresses): Remove in_relro
127 parameter. Change all callers.
128 (Output_segment::set_offset): Add increase parameter. Change all
129 callers. Remove old relro handling.
130 * output.h (class Output_section): Add new methods: is_last_relro,
131 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
132 Add is_last_relro_ and is_first_non_relro_ fields.
133 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
134 Create separate .got.plt section. Call increase_relro.
135 * x86_64.cc (Target_x86_64::got_section): Likewise.
136 * testsuite/relro_script_test.t: Add .got.plt.
139 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
140 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
141 (Layout::finalize): Call set_dynamic_symbol_size.
142 (Layout::set_dynamic_symbol_size): New function.
143 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
144 set_dynamic_symbol_size.
147 * output.h (class Output_section): Add is_entsize_zero_ field.
148 * output.cc (Output_section::Output_section): Initialize
150 (Output_section::set_entsize): If two different entsizes are
151 requested, force it to zero.
152 (Output_section::add_input_section): Set flags for .debug_str
153 before updating section flags. Set entsize.
154 (Output_section::update_flags_for_input_section): Set SHF_MERGE
155 and SHF_STRING if all input sections have those flags.
157 2009-12-29 Rafael Espindola <espindola@google.com>
159 * main.cc (main): Fix the sys time reporting.
160 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
163 2009-12-29 Sriraman Tallam <tmsriram@google.com>
165 * options.cc (General_options::parse_version): Allow -v to exit
166 without an error if there is nothing to link.
168 2009-12-29 Ian Lance Taylor <iant@google.com>
170 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
171 using a version of gcc before 4.1.
172 * configure: Rebuild.
174 2009-12-28 Chris Demetriou <cgd@google.com>
176 * attributes.cc (Output_attributes_section_data::do_write): Use
177 std::vector::front rather than std::vector::data.
179 2009-12-28 Ian Lance Taylor <iant@google.com>
181 * symtab.h (class Symbol_table): Add enum Defined.
182 * resolve.cc (Symbol_table::should_override): Add defined
183 parameter. Change all callers. Test whether object is NULL
184 before calling a method on it.
185 (Symbol_table::report_resolve_problem): Add defined parameter.
187 (Symbol_table::should_override_with_special): Likewise.
188 * symtab.cc (Symbol_table::define_in_output_data): Add defined
189 parameter. Change all callers.
190 (Symbol_table::do_define_in_output_data): Likewise.
191 (Symbol_table::define_in_output_segment): Likewise.
192 (Symbol_table::do_define_in_output_segment): Likewise.
193 (Symbol_table::define_as_constant): Likewise.
194 (Symbol_table::do_define_as_constant): Likewise.
195 * script.h (class Symbol_assignment): Add is_defsym parameter to
196 constructor; change all callers.
197 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
198 parameter. Change all callers. Add is_defsym_ field.
199 (class Parser_closure): Add parsing_defsym parameter to
200 constructor; change all callers. Add parsing_defsym accessor
201 function. Add parsing_defsym_ field.
203 2009-12-28 Ian Lance Taylor <iant@google.com>
205 * gold.cc (queue_middle_tasks): Fix formatting.
206 * object.cc (Relobj::is_section_name_included): Likewise.
208 2009-12-23 Ian Lance Taylor <iant@google.com>
210 * i386.cc (Target_i386::do_calls_non_split): Recognize
211 -fsplit-stack prologue for a function with a static chain.
212 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
213 -fsplit-stack prologue when using %r11.
215 2009-12-21 Sriraman Tallam <tmsriram@google.com>
217 * options.cc (General_options::parse_version): Make -v continue and do
218 the link like GNU ld does.
220 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
222 * Makefile.am (CCFILES): Add timer.cc.
223 (HFILES): Add timer.h.
224 * configure.ac: Check for sysconf and times.
225 * main.cc: include timer.h.
226 (main): Use Timer instead of get_run_time.
229 * workqueue.cc: include timer.h.
230 (Workqueue::find_and_run_task):
231 Report user, sys and wall time.
232 * Makefile.in: Regenerate.
233 * config.in: Regenerate.
234 * configure: Regenerate.
236 2009-12-16 Doug Kwan <dougkwan@google.com>
238 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
240 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
241 relaxed input sections.
242 * output.cc (Output_section::find_relaxed_input_section): Change
243 return type to Output_relaxed_input_section pointer. Adjust code
244 for new type of relaxed_input_section_map_.
245 * output.h (Output_section::find_relaxed_input_section): Change
246 return type to Output_relaxed_input_section pointer.
247 (Output_section::Output_relaxed_input_section_by_input_section_map):
249 (Output_section::relaxed_input_section_map_): Change type to
250 Output_section::Output_relaxed_input_section_by_input_section_map.
251 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
254 2009-12-15 Ian Lance Taylor <iant@google.com>
256 * layout.cc (Layout::create_shstrtab): Only write out after input
257 sections if we are compressing debug sections.
259 2009-12-15 Ian Lance Taylor <iant@google.com>
261 * archive.cc (Archive::add_symbols): Only look up a symbol without
262 a version if there is, in fact, a version.
264 2009-12-14 Ian Lance Taylor <iant@google.com>
266 Revert -Wshadow changes, all changes from:
267 2009-12-11 Doug Kwan <dougkwan@google.com>
268 2009-12-11 Nick Clifton <nickc@redhat.com>
269 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
271 2009-12-11 Doug Kwan <dougkwan@google.com>
273 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
275 * attributes.cc (Object_attribute::size): Ditto.
276 (Attributes_section_data::size): Ditto.
277 (Attributes_section_data::Attributes_section_data): Ditto.
278 (Output_attributes_section_data::do_write): Ditto.
279 * attributes.h (Object_attribute::set_type): Ditto.
280 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
282 2009-12-11 Nick Clifton <nickc@redhat.com>
284 * archive.cc: Fix shadowed variable warnings.
286 * compressed_output.cc: Likewise.
287 * compressed_output.h: Likewise.
288 * configure: Likewise.
289 * dwarf_reader.cc: Likewise.
290 * dynobj.cc: Likewise.
291 * dynobj.h: Likewise.
292 * ehframe.cc: Likewise.
293 * ehframe.h: Likewise.
294 * errors.cc: Likewise.
295 * expression.cc: Likewise.
296 * fileread.cc: Likewise.
297 * fileread.h: Likewise.
298 * freebsd.h: Likewise.
301 * incremental.h: Likewise.
302 * layout.cc: Likewise.
303 * layout.h: Likewise.
304 * mapfile.cc: Likewise.
305 * merge.cc: Likewise.
307 * object.cc: Likewise.
308 * object.h: Likewise.
309 * options.h: Likewise.
310 * output.cc: Likewise.
311 * output.h: Likewise.
312 * parameters.cc: Likewise.
313 * plugin.cc: Likewise.
314 * powerpc.cc: Likewise.
315 * reduced_debug_output.cc: Likewise.
316 * reduced_debug_output.h: Likewise.
317 * reloc.cc: Likewise.
319 * resolve.cc: Likewise.
320 * script-sections.cc: Likewise.
321 * script.cc: Likewise.
322 * script.h: Likewise.
323 * sparc.cc: Likewise.
324 * symtab.cc: Likewise.
325 * symtab.h: Likewise.
326 * target-select.cc: Likewise.
327 * target-select.h: Likewise.
329 * workqueue.cc: Likewise.
330 * workqueue.h: Likewise.
331 * x86_64.cc: Likewise.
333 2009-12-10 Doug Kwan <dougkwan@google.com>
335 * arm.cc (attributes.h): New include.
336 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
337 (Arm_relobj::~Arm_relobj): Delete object pointed by
338 attributes_section_data_.
339 (Arm_relobj::attributes_section_data): New method definition.
340 (Arm_relobj::attributes_section_data_): New data member declaration.
341 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
342 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
343 attributes_section_data_.
344 (Arm_dynobj::attributes_section_data): New method definition.
345 (Arm_dynobj::attributes_section_data_): New data member declaration.
346 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
347 initialization value of may_use_blx_ to false.
348 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
349 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
350 object attributes to compute results instead of hard-coding.
351 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
352 Target_arm::get_secondary_compatible_arch,
353 Target_arm::set_secondary_compatible_arch
354 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
355 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
356 New method declarations.
357 (Target_arm::get_aeabi_object_attribute): New method definition.
358 (Target_arm::attributes_section_data_): New data member declaration.
359 (read_arm_attributes_section): New template definition.
360 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
361 (Arm_dynobj::do_read_symbols): Ditto.
362 (Target_arm::do_finalize_sections): Merge attributes sections from
363 input. Check for BLX use after attributes section merging.
364 Fix __exidx_start and __exidx_end visibility. Create an
365 .ARM.attributes section if necessary.
366 (Target_arm::get_secondary_compatible_arch,
367 Target_arm::set_secondary_compatible_arch,
368 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
369 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
370 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
371 New method definitions.
373 2009-12-09 Ian Lance Taylor <iant@google.com>
375 * plugin.cc (Plugin::load): Don't cast from void* to a function
378 2009-12-09 Ian Lance Taylor <iant@google.com>
380 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
383 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
385 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
386 Replace two_file_shared_1.so with two_file_shared_2.so.
387 * testsuite/Makefile.in: Regenerated.
389 2009-12-08 Doug Kwan <dougkwan@google.com>
391 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
392 (HFILES): Add attributes.h and int_encoding.h.
393 * Makefile.in: Regenerate.
394 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
395 function definitions to int_encoding.cc
396 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
397 prototypes to int_encoding.h
398 * reduced_debug_output.cc (int_encoding.h): New include.
399 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
400 function definitions to int_encoding.cc
401 (insert_into_vector, read_from_pointer): Move template definitions to
403 * attributes.cc: New file.
404 * attributes.h: New file.
405 * int_encoding.cc: New file.
406 * int_encoding.h: New file.
408 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
411 * incremental-dump.cc (dump_incremental_inputs): New.
412 (main): Use dump_incremental_inputs.
414 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
417 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
418 checking elfcpp::STT_FUNC.
419 (Target_i386::Relocate::relocate): Likewise.
420 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
422 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
423 symbols from shared libraries into normal FUNC symbols.
425 * symtab.h (Symbol): Add is_func and use it.
427 2009-12-05 Doug Kwan <dougkwan@google.com>
429 * arm.cc (Target_arm::arm_info): Initialize new fields
430 attributes_section and attributes_vendor.
431 * i386.cc (Target_i386::i386_info): Same.
432 * object.cc (Sized_relobj::do_layout): Skip attribute section.
433 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
434 fields attributes_section and attributes_vendor.
435 * sparc.cc (Target_sparc::sparc_info): Same.
436 * target.h (Target::attributes_section, Target::attributes_vendor,
437 Target::is_attributes_section, Target::attribute_arg_type,
438 Target::attributes_order): New method definitions.
439 (Target::Target_info::attributes_section,
440 Target::Target_info::attributes_vendor): New fields.
441 (Target::do_attribute_arg_type, Target::do_attributes_order): New
442 virtual method definitions.
443 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
444 attributes_section and attributes_vendor.
445 * testsuite/testfile.cc (Target_test::test_target_info): Same.
447 2009-12-05 Doug Kwan <dougkwan@google.com>
449 * arm.cc: Update comments about interworking and stub generation.
450 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
451 considered as non-PIC.
452 (Arm_relocate_functions::base_abs): Fix formatting.
453 (Arm_relocate_functions::got_prel): Fix comment. Change interface
454 of function to use GOT entry address instead of offset.
455 (Target_arm::Scan::global): Issue an error if a symbol would need a
456 PLT does not get one because it is untyped. Remove code to create
457 dynamic symbols for relative branches.
458 (Target_arm::Relocate::relocate: Use 0 instead of false since function
459 takes unsigned integer instead of boolean.
461 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
463 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
464 (two_file_test_LDADD): Likewise.
465 (common_test_1_LDADD): Likewise.
466 (exception_test_LDADD) Likewise.
467 (weak_test_LDADD): Likewise.
468 (many_sections_test_LDADD): Likewise.
469 (initpri1_LDADD): Likewise.
470 (script_test_1_LDADD): Likewise.
471 (script_test_2_LDADD): Likewise.
472 (justsyms_LDADD): Likewise.
473 (binary_test_LDADD): Likewise.
474 (large_LDADD): Likewise.
475 * testsuite/Makefile.in: Regenerated.
477 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
479 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
480 (Symbol_table::override_with_special): Likewise.
481 (Symbol_table::add_from_object): Likewise.
483 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
485 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
486 Don't set the data_offset twice.
488 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
490 * testsuite/Makefile.in: Regenerate.
492 2009-12-03 Doug Kwan <dougkwan@google.com>
494 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
495 (Target_arm::do_finalize_sections): Add parameter for symbol table
496 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
497 * i386.cc (Target_i386::do_finalize_sections): Add an additional
498 parameter for symbol table pointer.
499 * layout.cc (Layout::finalize): Call Target::finalize_sections with
500 an additional parameter for a pointer to symbol table.
501 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
502 parameter for a symbol table pointer.
503 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
504 * target.h (Target::finalize_sections, Target::do_finalize_sections):
506 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
507 parameter for a symbol table pointer.
509 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
511 * incremental.cc (Incremental_inputs_header)
512 (Incremental_inputs_header_write, Incremental_inputs_entry)
513 (Incremental_inputs_entry_write): Move ...
514 * incremental.h (Incremental_inputs_header)
515 (Incremental_inputs_header_write, Incremental_inputs_entry)
516 (Incremental_inputs_entry_write): here.
518 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
520 * incremental.cc (make_sized_incremental_binary): Set the target.
521 Error if it is incompatible.
522 * output.h (Output_file): Add filename method.
524 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
526 * incremental.cc (Incremental_inputs_entry): Remove unused argument
527 from the get_* methods.
529 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
531 * incremental-dump.cc (main): Check that the offeset of a script is 0.
532 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
533 Write 0 for the data_offset of scripts.
535 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
537 * testsuite/Makefile.am: Add the incremental_test.sh test.
538 * testsuite/incremental_test.sh: New.
539 * testsuite/incremental_test_1.c: New.
540 * testsuite/incremental_test_2.c: New.
542 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
544 * incremental-dump.cc (main): Fix typos.
546 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
549 * incremental-dump.cc (main): Use llu to print 64 bit values.
551 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
552 H.J. Lu <hongjiu.lu@intel.com>
554 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
556 (incremental_dump_LDADD): Likewise.
557 * Makefile.in: Regenerated.
559 2009-11-25 Doug Kwan <dougkwan@google.com>
563 2009-11-25 Doug Kwan <dougkwan@google.com>
565 * arm.cc (Target_arm::Target_arm): Move method definition
566 outside of class definition. Add code to handle
567 --target1-rel, --target1-abs and --target2= options.
568 (Target_arm::get_reloc_reloc_type): Change method to be
569 non-static and const.
570 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
571 New data member declaration.
572 (Target_arm::Scan::local, Target_arm::Scan::global,
573 Target_arm::Relocate::relocate,
574 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
575 Adjust call to Target_arm::get_real_reloc_type.
576 (Target_arm::get_real_reloc_type): Use command line options
577 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
578 * options.h (--target1-rel, --target1-abs, --target2): New
581 2009-11-25 Doug Kwan <dougkwan@google.com>
583 * arm.cc (Target_arm::Target_arm): Move method definition outside of
584 class definition. Add code to handle --target1-rel, --target1-abs
585 and --target2= options.
586 (Target_arm::get_reloc_reloc_type): Change method to be non-static
588 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
590 (Target_arm::Scan::local, Target_arm::Scan::global,
591 Target_arm::Relocate::relocate,
592 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
593 call to Target_arm::get_real_reloc_type.
594 (Target_arm::get_real_reloc_type): Use command line options to
595 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
596 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
599 2009-11-25 Doug Kwan <dougkwan@google.com>
601 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
602 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
603 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
605 (Arm_relocate_functions::thm_call): Replace body with a call to
606 Arm_relocate_functions::thumb_branch_common.
607 (Arm_relocate_functions::thm_jump24,
608 Arm_relocate_functions::thm_xpc22): New method definitions.
609 (Arm_relocate_functions::thumb_branch_common): New method definition.
610 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
612 (Target_arm::Relocate::relocate): Adjust call to thm_call.
613 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
615 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
617 * Makefile.am: Build incremental-dump
618 * Makefile.in: Regenerate.
619 * incremental-dump.cc: New.
620 * incremental.cc (Incremental_inputs_header_data,
621 Incremental_inputs_entry_data): Move to incremental.h
622 * incremental.h: (Incremental_inputs_header_data,
623 Incremental_inputs_entry_data): Move from incremental.cc
625 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
627 * incremental.cc (Incremental_inputs_header,
628 Incremental_inputs_header_write, Incremental_inputs_entry,
629 Incremental_inputs_entry_write): Add a typedef with the data type.
631 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
633 * incremental.cc (Incremental_inputs_header,
634 Incremental_inputs_header_write, Incremental_inputs_entry,
635 Incremental_inputs_entry_write): Update comment about which
636 type has the filed descriptions.
638 2009-11-15 Doug Kwan <dougkwan@google.com>
640 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
641 (Arm_relocate_functions::arm_branch_common): Change method defintion
642 in class definition to a method declaration and update list of formal
644 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
645 Arm_relocation_functions::jump24): Adjust call to
646 Arm_relocate_functions::arm_branch_common. Update list of formal
648 (Arm_relocate_functions::xpc25): New method definition.
649 (Arm_relocate_functions::arm_branch_common): Move method defintion
650 out from class definition. Use stubs for mode-switching and extending
652 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
653 specially. Change code to enable use of stubs in ARM branches.
655 2009-11-10 Doug Kwan <dougkwan@google.com>
657 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
658 in method declaration.
659 (Target_arm::relocate_stub): New method declaration.
660 (Target_arm::default_target): Change to return a pointer instead of
662 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
663 Target_arm::default_target.
664 (Arm_Relobj::do_relocate_sections): Remove options paramater in
666 (Target_arm::relocate_section): Adjust view.
667 (Target_arm::relocate_stub): New method definition.
669 2009-11-10 Doug Kwan <dougkwan@google.com>
671 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
673 * incremental.cc (open_incremental_binary): Initialized local
674 variables to avoid warnings.
675 * object.cc (make_elf_object): Ditto.
676 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
679 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
682 * testsuite/plugin_test.c: Include "config.h".
684 2009-11-09 Doug Kwan <dougkwan@google.com>
686 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
687 (arm_symbol_value): Remove.
688 (Arm_relocate_functions::arm_branch_common,
689 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
690 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
691 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
692 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
693 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
694 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
695 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
696 Arm_relocate_functions::thm_mobw_abs_nc,
697 Arm_relocate_functions::thm_mov_abs,
698 Arm_relocate_functions::movw_prel_nc,
699 Arm_relocate_functions::thm_movt_abs,
700 Arm_relocate_functions::movt_prel,
701 Arm_relocate_functions::thm_movw_prel_nc,
702 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
703 (Target_arm::Relocate::relocate): Only decompose address into two
704 parts if relocation type uses the thumb-bit and pass the actual
705 bit instead of a flag indicating that the thumb-bit is used. Adjust
706 calls to methods in Arm_relocate_functions for this change.
708 2009-11-08 Ian Lance Taylor <iant@google.com>
711 * reloc.cc: Instantiate
712 Sized_relobj::initialize_input_to_output_maps and
713 Sized_relobj:free_input_to_output_maps.
715 2009-11-06 Ian Lance Taylor <iant@google.com>
718 * defstd.cc (in_segment): Set only_if_ref true for "end".
720 2009-11-06 Doug Kwan <dougkwan@google.com>
722 * arm.cc (class Reloc_stub): Correct a comment.
723 (Target_arm::Target_arm): Initialize arm_input_section_map_.
724 (Target_arm::scan_section_for_stubs): New method declaration.
725 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
726 Change methods from private to protected.
727 (Target_arm::do_may_relax): New method definition.
728 (Target_arm::do_relax, Target_arm::group_sections,
729 Target_arm::scan_reloc_for_stub,
730 Target_arm::scan_reloc_section_for_stubs): New method declarations.
731 (Target_arm::arm_input_section_map_): New data member declaration.
732 (Target_arm::scan_reloc_for_stub,
733 Target_arm::scan_reloc_section_for_stubs,
734 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
735 Target_arm::do_relax): New method definitions.
737 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
739 * configure.ac: Check for (struct stat)::st_mtim
740 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
741 * config.in: Regenerate.
742 * configure: Regenerate.
744 2009-11-05 Ian Lance Taylor <iant@google.com>
747 * output.cc (Output_segment::add_output_section): Add missing
750 2009-11-04 Ian Lance Taylor <iant@google.com>
753 * object.h (class Object): Add is_needed and set_is_needed
754 methods. Add is_needed_ field. Make bool fields into bitfields.
755 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
756 defined in a dynamic object and referenced by a regular object,
757 set is_needed for the dynamic object.
758 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
759 if the file is marked with as_needed and it is not needed.
761 2009-11-04 Ian Lance Taylor <iant@google.com>
764 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
765 tags if data is discarded by linker script.
766 * i386.cc (Target_i386::do_finalize_sections): Likewise.
767 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
768 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
769 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
771 2009-11-04 Ian Lance Taylor <iant@google.com>
773 * layout.cc (Layout::get_output_section): Add is_interp and
774 is_dynamic_linker_section parameters. Change all callers.
775 (Layout::choose_output_section): Likewise.
776 (Layout::make_output_section): Likewise.
777 (Layout::add_output_section_data): Add is_dynamic_linker_section
778 parameter. Change all callers.
779 * layout.h (class Layout): Update declarations.
780 * output.h (class Output_section): Add is_interp, set_is_interp,
781 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
782 Add is_interp_, is_dynamic_linker_section_ fields. Change
783 generate_code_fills_at_write_ to a bitfield.
784 * output.cc (Output_section::Output_sections): Initialize new
786 (Output_segment::add_output_section): Add do_sort parameter.
789 2009-11-03 Ian Lance Taylor <iant@google.com>
792 * options.h (class General_options): Add --warn-common.
793 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
794 merging two common symbols.
795 (Symbol_table::should_override): Handle --warn-common when merging
796 a common symbol with a defined symbol. Use report_resolve_problem
797 for multiple definitions.
798 (Symbol_table::report_resolve_problem): New function.
799 * symtab.h (class Symbol_table): Declare report_resolve_problem.
801 2009-11-03 Doug Kwan <dougkwan@google.com>
803 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
805 (Target_arm::stub_factory): New method definition.
806 (Target_arm::new_arm_input_section,
807 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
808 Target_arm::reloc_uses_thumb_bit): New method declarations.
809 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
810 New type definitions.
811 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
813 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
814 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
815 New method definitions.
817 2009-11-03 Ian Lance Taylor <iant@google.com>
819 * options.h (class General_options): Add --warn_constructors.
821 2009-11-03 Ian Lance Taylor <iant@google.com>
824 * defstd.cc (in_section): Add entries for __rel_iplt_start,
825 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
827 2009-11-03 Ian Lance Taylor <iant@google.com>
830 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
831 --msgid-bugs-address.
832 (install-pdf): New target.
833 (install-data_yes): Look up one directory to find mkinstalldirs.
835 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
837 * po/Make-in (.po.gmo): Don't generate .gmo files in source
840 2009-10-30 Doug Kwan <dougkwan@google.com>
842 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
844 2009-10-30 Doug Kwan <dougkwan@google.com>
846 * arm.cc (Stub_addend_reader): New struct template definition
847 and partial specializations.
848 (Stub_addend_reader::operator()): New method definition for a
849 partially specialized template.
851 2009-10-30 Doug Kwan <dougkwan@google.com>
853 * arm.cc (Arm_relobj::processor_specific_flags): New method
855 (Arm_relobj::do_read_symbols): New method declaration.
856 (Arm_relobj::processor_specific_flags_): New data member declaration.
857 (Arm_dynobj): New class definition.
858 (Target_arm::do_finalize_sections): Add input_objects parameter.
859 (Target_arm::do_adjust_elf_header): New method declaration.
860 (Target_arm::are_eabi_versions_compatible,
861 (Target_arm::merge_processor_specific_flags): New method declaration.
862 (Target_arm::do_make_elf_object): New overloaded method definitions
864 (Arm_relobj::do_read_symbols): New method definition.
865 (Arm_dynobj::do_read_symbols): Ditto.
866 (Target_arm::do_finalize_sections): Add input_objects parameters.
867 Merge processor-specific flags from all input objects.
868 (Target_arm::are_eabi_versions_compatible,
869 Target_arm::merge_processor_specific_flags,
870 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
871 New method definitions.
872 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
873 Input_objects pointer type parameter.
874 * layout.cc (Layout::finalize): Pass input objects to target's.
875 finalize_sections function.
876 * output.cc (Output_file_header::do_sized_write): Set ELF file
877 header's processor-specific flags.
878 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
879 Input_objects pointer type parameter.
880 * sparc.cc (Target_sparc::do_finalize_sections): Same.
881 * target.h (Input_objects): New forward class declaration.
882 (Target::processor_specific_flags,
883 Target::are_processor_specific_flags_sect): New method definitions.
884 (Target::finalize_sections): Add input_objects parameter.
885 (Target::Target): Initialize processor_specific_flags_ and
886 are_processor_specific_flags_set_.
887 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
889 (Target::set_processor_specific_flags): New method definition.
890 (Target::processor_specific_flags_,
891 Target::are_processor_specific_flags_set_): New data member
893 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
894 Input_objects pointer type parameter.
896 2009-10-30 Doug Kwan <dougkwan@google.com>
898 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
900 2009-10-28 Ian Lance Taylor <iant@google.com>
902 * object.h (class Relobj): Drop options parameter from
903 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
904 do_scan_relocs, do_relocate. Change all callers.
905 (class Sized_relobj): Drop options parameters from
906 do_gc_process_relocs, do_scan_relocs, do_relocate,
907 do_relocate_sections, relocate_sections, emit_relocs_scan,
908 emit_relocs_scan_reltype. Change all callers.
909 (struct Relocate_info): Remove options field and all references to
911 * reloc.h (class Read_relocs): Remove options constructor
912 parameter and options_ field. Change all callers.
913 (class Gc_process_relocs, class Scan_relocs): Likewise.
914 (class Relocate_task): Likewise.
915 * target-reloc.h (scan_relocs): Remove options parameter. Change
917 (scan_relocatable_relocs): Likewise.
918 * target.h (class Sized_target): Remove options parameter from
919 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
921 * gc.h (gc_process_relocs): Remove options parameter. Change all
923 * arm.cc: Update functions to remove options parameters.
925 * powerpc.cc: Likewise.
926 * sparc.cc: Likewise.
927 * x86_64.cc: Likewise.
928 * testsuite/testfile.cc: Likewise.
930 2009-10-28 Doug Kwan <dougkwan@google.com>
932 * arm.cc (Arm_relobj): New class definition.
933 (Arm_relobj::scan_sections_for_stubs,
934 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
935 New method definitions.
937 2009-10-28 Cary Coutant <ccoutant@google.com>
939 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
940 (Plugin::cleanup_done_): New member.
941 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
942 (Plugin_manager::cleanup_done_): Remove.
943 (Plugin_manager::add_input_file): Edit error message.
944 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
945 (Plugin_manager::cleanup): Remove use of cleanup_done_.
947 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
949 * fileread.cc: (File_read::View::~View): Use the new
950 data_ownership_ filed.
951 (File_read::~File_read): Dispose the new whole_file_view_.
952 (File_read::open): Mmap the whole file if needed.
953 (File_read::open): Use whole_file_view_ instead of contents_.
954 (File_read::find_view): Use whole_file_view_ if applicable.
955 (File_read::do_read): Use whole_file_view_ instead of contents_.
956 (File_read::make_view): Use whole_file_view_ instead of contents_,
957 update File_read::View::View call.
958 (File_read::find_or_make_view): Update File_read::View::View
960 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
962 (File_read::View::Data_ownership): New enum.
963 (File_read::View::View): Replace bool mapped_ with Data_ownership
965 (File_read::View::mapped_): Remove (replaced by data_ownership_).
966 (File_read::View::data_ownership_): New field.
967 (File_read::contents_): Remove (replaced by whole_file_view_).
968 (File_read::whole_file_view_): New field.
969 * options.h (class General_options): Add --keep-files-mapped.
971 2009-10-27 Cary Coutant <ccoutant@google.com>
973 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
974 * testsuite/Makefile.am (plugin_test_5): New test case.
975 * testsuite/Makefile.in: Regenerate.
977 2009-10-25 Doug Kwan <dougkwan@google.com>
979 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
980 from private to protected to allow access by child class.
981 (Sized_relobj::do_relocate_sections): New method declaration.
982 (Sized_relobj::relocate_sections): Virtualize.
983 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
984 Sized_relobj::relocate_sections. Instantiate template explicitly
985 for different target sizes and endianity.
987 2009-10-24 Doug Kwan <dougkwan@google.com>
989 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
990 (Arm_input_section::as_arm_input_section): New method.
991 (Arm_output_section): New class definition.
992 (Arm_output_section::create_stub_group,
993 Arm_output_section::group_sections): New method definitions.
995 2009-10-22 Doug Kwan <dougkwan@google.com>
997 * arm.cc (Arm_input_section): New class definition.
998 (Arm_input_section::init, Arm_input_section:do_write,
999 Arm_input_section::set_final_data_size,
1000 Arm_input_section::do_reset_address_and_file_offset): New method
1003 2009-10-21 Doug Kwan <dougkwan@google.com>
1005 * arm.cc (Stub_table, Arm_input_section): New forward class
1007 (Stub_table): New class defintion.
1008 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1009 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1010 New method definition.
1012 2009-10-21 Doug Kwan <dougkwan@google.com>
1014 * arm.cc: Update copyright comments.
1015 (Target_arm): New forward class template declaration.
1016 (Arm_address): New type.
1017 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1018 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1019 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1021 (Insn_template): Same.
1022 (DEF_STUBS): New macro.
1023 (Stub_type): New enum type.
1024 (Stub_template): New class definition.
1027 (Stub_factory): Same.
1028 (Target_arm::Target_arm): Initialize may_use_blx_ and
1029 should_force_pic_veneer_.
1030 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1031 Target_arm::should_force_pic_veneer,
1032 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1033 Target_arm::using_thumb_only, Target_arm:;default_target): New
1035 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1036 New data member declarations.
1037 (Insn_template::size, Insn_template::alignment): New method defintions.
1038 (Stub_template::Stub_template): New method definition.
1039 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1040 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1041 (Stub_factory::Stub_factory): New method definition.
1042 * gold.h (string_hash): New template.
1043 * output.h (Input_section_specifier::hash_value): Use
1045 (Input_section_specifier::string_hash): Remove.
1046 * stringpool.cc (Stringpool_template::string_hash): Use
1049 2009-10-20 Doug Kwan <dougkwan@google.com>
1051 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1052 symbols of relaxed input sections.
1053 * output.h (Output_section::find_relaxed_input_section): Make
1056 2009-10-16 Doug Kwan <dougkwan@google.com>
1058 * dynobj.cc (Versions::Versions): Initialize version_script_.
1059 Only insert base version symbol definition for a shared object
1060 if version script defines any version versions.
1061 (Versions::define_base_version): New method definition.
1062 (Versions::add_def): Check that base version is not needed.
1063 (Versions::add_need): Define base version lazily.
1064 * dynobj.h (Versions::define_base_version): New method declaration.
1065 (Versions::needs_base_version_): New data member declaration.
1066 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1067 (check_DATA): Add no_version_test.stdout.
1068 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1070 * testsuite/Makefile.in: Regenerate.
1071 * testsuite/no_version_test.c: New file.
1072 * testsuite/no_version_test.sh: Ditto.
1074 2009-10-16 Doug Kwan <dougkwan@google.com>
1076 * expression.cc (class Segment_start_expression): New class definition.
1077 (Segment_start_expression::value): New method definition.
1078 (script_exp_function_segment_start): Return a new
1079 Segment_start_expression.
1080 * gold/script-c.h (script_saw_segment_start_expression): New function
1082 * script-sections.cc (Script_sections::Script_sections): Initialize
1083 SAW_SEGMENT_START_EXPRESSION_ to false.
1084 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1085 and -Tbbs options to specify section addresses if given in
1086 command line and no SEGMENT_START expression is seen in a script.
1087 * script-sections.h (Script_sections::saw_segment_start_expression,
1088 Script_sections::set_saw_segment_start_expression): New method
1090 (Script_sections::saw_segment_start_expression_): New data member
1092 * script.cc (script_saw_segment_start_expression): New function.
1093 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1094 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1095 script_test_7.sh and script_test_8.sh.
1096 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1097 script_test_8.stdout.
1098 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1099 (script_test_6, script_test_6.stdout, script_test_7,
1100 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1101 * Makefile.in: Regenerate.
1102 * testsuite/script_test_6.sh: New file.
1103 * testsuite/script_test_6.t: Same.
1104 * testsuite/script_test_7.sh: Same.
1105 * testsuite/script_test_7.t: Same.
1106 * testsuite/script_test_8.sh: Same.
1108 2009-10-16 Doug Kwan <dougkwan@google.com>
1110 * output.cc (Output_segment::set_section_list_address): Cast
1111 expressions to unsigned long long type to avoid format warnings.
1113 2009-10-15 Ian Lance Taylor <iant@google.com>
1115 * script.cc (Script_options::add_symbol_assignment): Always add a
1116 dot assignment to script_sections_.
1117 * script-sections.cc (Script_sections::add_dot_assignment):
1118 Initialize if necessary.
1120 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1121 program headers with no load segment if there is a linker script.
1123 * layout.cc (Layout::set_segment_offsets): Align the file offset
1124 to the segment aligment for -N or -n with no load segment.
1125 * output.cc (Output_segment::add_output_section): Don't crash if
1126 the first section is a TLS section.
1127 (Output_segment::set_section_list_addresses): Print an error
1128 message if the address moves backward in a linker script.
1129 * script-sections.cc
1130 (Output_section_element_input::set_section_addresses): Don't
1131 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1132 (Orphan_output_section::set_section_addresses): Likewise.
1134 2009-10-15 Doug Kwan <dougkwan@google.com>
1136 * layout.cc (Layout::finish_dynamic_section): Generate tags
1137 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1138 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1139 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1141 2009-10-14 Ian Lance Taylor <iant@google.com>
1143 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1145 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1146 data_shdr fields of relinfo.
1147 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1148 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1149 R_386_TLS_LDO_32, adjust based on section flags.
1150 (Target_i386::Relocate::fix_up_ldo): Remove.
1152 2009-10-13 Ian Lance Taylor <iant@google.com>
1154 Add support for -pie.
1155 * options.h (class General_options): Add -pie and
1157 (General_options::output_is_position_independent): Test -pie.
1158 (General_options::output_is_executable): Return true if not shared
1159 and not relocatable.
1160 (General_options::output_is_pie): Remove.
1161 * options.cc (General_options::finalize): Reject incompatible uses
1163 * gold.cc (queue_middle_tasks): A -pie link is not static.
1164 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1165 * symtab.cc (Symbol::final_value_is_known): Return false if
1166 output_is_position_independent.
1167 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1168 output_is_position_independent.
1169 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1170 output_is_position_independent.
1171 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1172 output_is_position_independent.
1173 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1175 (basic_pie_test.o, basic_pie_test): New targets.
1176 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1177 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1178 (two_file_pie_test): New target.
1179 * testsuite/Makefile.in: Rebuild.
1180 * README: Remove note saying that -pie is not supported.
1182 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1184 * options.h (class General_options): Add -init and -fini.
1185 * layout.cc (Layout::finish_dynamic_section): Emit
1186 given init and fini functions.
1188 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1190 * gc.h (gc_process_relocs): Check if icf is enabled using new
1192 * gold.cc (queue_initial_tasks): Likewise.
1193 (queue_middle_tasks): Likewise.
1194 * object.cc (do_layout): Likewise.
1195 * symtab.cc (is_section_folded): Likewise.
1196 * main.cc (main): Likewise.
1197 * reloc.cc (Read_relocs::run): Likewise.
1198 (Sized_relobj::do_scan_relocs): Likewise.
1199 * icf.cc (is_function_ctor_or_dtor): New function.
1200 (Icf::find_identical_sections): Check if function is ctor or dtor when
1202 * options.h (General_options::icf): Change option to be an enum.
1203 (Icf_status): New enum.
1204 (icf_enabled): New method.
1205 (icf_safe_folding): New method.
1206 (set_icf_status): New method.
1207 (icf_status_): New variable.
1208 * (options.cc) (General_options::finalize): Set icf_status_.
1209 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1210 icf_test and icf_keep_unique_test to use the --icf enum flag.
1211 * testsuite/icf_safe_test.sh: New file.
1212 * testsuite/icf_safe_test.cc: New file.
1214 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1216 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1217 includes to gc.h and icf.h.
1218 * arm.cc: Include gc.h.
1219 * gold.cc: Likewise.
1220 * i386.cc: Likewise.
1221 * powerpc.cc: Likewise.
1222 * sparc.cc: Likewise.
1223 * x86_64.cc: Likewise.
1224 * gc.h: Include icf.h.
1226 2009-10-11 Ian Lance Taylor <iant@google.com>
1228 * plugin.cc: Include "gold.h" before other header files.
1230 2009-10-10 Chris Demetriou <cgd@google.com>
1232 * options.h (Input_file_argument::Input_file_type): New enum.
1233 (Input_file_argument::is_lib_): Replace with...
1234 (Input_file_argument::type_): New member.
1235 (Input_file_argument::Input_file_argument): Take Input_file_type
1236 'type' rather than boolean 'is_lib' as second argument.
1237 (Input_file_argument::is_lib): Use type_.
1238 (Input_file_argument::is_searched_file): New function.
1239 (Input_file_argument::may_need_search): Handle is_searched_file.
1240 * options.cc (General_options::parse_library): Support -l:filename.
1241 (General_options::parse_just_symbols): Update for Input_file_argument
1243 (Command_line::process): Likewise.
1244 * archive.cc (Archive::get_file_and_offset): Likewise.
1245 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1246 * script.cc (read_script_file, script_add_file): Likewise.
1247 * fileread.cc (Input_file::Input_file): Likewise.
1248 (Input_file::will_search_for): Handle is_searched_file.
1249 (Input_file::open): Likewise.
1250 * readsyms.cc (Read_symbols::get_name): Likewise.
1251 * testsuite/Makefile.am (searched_file_test): New test.
1252 * testsuite/Makefile.in: Regenerate.
1253 * testsuite/searched_file_test.cc: New file.
1254 * testsuite/searched_file_test_lib.cc: New file.
1256 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1257 Ian Lance Taylor <iant@google.com>
1259 * descriptor.cc: Include <cstdio> and "binary-io.h".
1260 (Descriptors::open): Open the files in binary mode always.
1261 * script.cc (Lex::get_token): Treat \r as whitespace.
1263 2009-10-09 Ian Lance Taylor <iant@google.com>
1265 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1267 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1268 Ian Lance Taylor <iant@google.com>
1270 * configure.ac: Check for readv function also.
1271 * fileread.cc (readv): Define if not HAVE_READV.
1272 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1274 * config.in: Regenerate.
1275 * configure: Regenerate.
1277 2009-10-09 Doug Kwan <dougkwan@google.com>
1279 * layout.cc (Layout::make_output_section): Call target hook to make
1280 ordinary output section.
1281 (Layout::finalize): Adjust parameter list of call the
1282 Target::may_relax().
1283 * layout.h (class Layout::section_list): New method.
1284 * merge.h (Output_merge_base::entsize): Change visibility to public.
1285 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1287 (Output_merge_string::do_is_string): New method.
1288 * object.cc (Sized_relobj::do_setup): renamed from
1289 Sized_relobj::set_up.
1290 * object.h (Sized_relobj::adjust_shndx,
1291 Sized_relobj::initializ_input_to_output_maps,
1292 Sized_relobj::free_input_to_output_maps): Change visibilities to
1294 (Sized_relobj::setup): Virtualize.
1295 (Sized_relobj::do_setup): New method declaration.
1296 (Sized_relobj::invalidate_section_offset,
1297 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1298 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1299 * options.cc (parse_int): New function.
1300 * options.h (parse_int): New declaration.
1301 (DEFINE_int): New macro.
1302 (stub_group_size): New option.
1303 * output.cc (Output_section::Output_section): Initialize memebers
1304 merge_section_map_, merge_section_by_properties_map_,
1305 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1306 (Output_section::add_input_section): Handled deferred code-fill
1307 generation and remove an old comment.
1308 (Output_section::add_relaxed_input_section): New method definition.
1309 (Output_section::add_merge_input_section): Use merge section by
1310 properties map to speed to search. Update merge section maps
1312 (Output_section::build_relaxation_map): New method definition.
1313 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1315 (Output_section::relax_input_section): Renamed to
1316 Output_section::convert_input_sections_to_relaxed_sections and change
1317 interface to take a vector of pointers to relaxed sections.
1318 (Output_section::find_merge_section,
1319 Output_section::find_relaxed_input_section): New method definitions.
1320 (Output_section::is_input_address_mapped,
1321 Output_section::output_offset, Output_section::output_address):
1322 Use output section data maps to speed up searching.
1323 (Output_section::find_starting_output_address): Add comments.
1324 (Output_section::do_write,
1325 Output_section::write_to_postprocessing_buffer): Do code-fill
1326 generation as appropriate.
1327 (Output_section::get_input_sections): Invalidate relaxed input section
1329 (Output_section::restore_states): Adjust type of checkpoint .
1330 Invalidate relaxed input section map.
1331 * output.h (Output_merge_base): New class declaration.
1332 (Input_section_specifier): New class defintion.
1333 (class Output_relaxed_input_section) Change base class to
1334 Output_section_data_build.
1335 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1336 base class initializer.
1337 (Output_section::add_relaxed_input_section): New method declaration.
1338 (Output_section::Input_section): Change visibility to protected.
1339 (Output_section::Input_section::relobj,
1340 Output_section::Input_section::shndx): Handle relaxed input sections.
1341 Output_section::input_sections) Change visibility to protected. Also
1342 define overload to return a non-const pointer.
1343 (Output_section::Merge_section_properties): New class defintion.
1344 (Output_section::Merge_section_by_properties_map,
1345 Output_section::Output_section_data_by_input_section_map,
1346 Output_section::Relaxation_map): New types.
1347 (Output_section::relax_input_section): Rename method to
1348 Output_section::convert_input_sections_to_relaxed_sections and change
1349 interface to take a vector of relaxed section pointers.
1350 (Output_section::find_merge_section,
1351 Output_section::find_relaxed_input_section,
1352 Output_section::build_relaxation_map,
1353 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1354 New method declarations.
1355 (Output_section::merge_section_map_
1356 Output_section::merge_section_by_properties_map_,
1357 Output_section::relaxed_input_section_map_,
1358 Output_section::is_relaxed_input_section_map_valid_,
1359 Output_section::generate_code_fills_at_write_): New data members.
1360 * script-sections.cc
1361 (Output_section_element_input::set_section_addresses): Call
1362 current_data_size and addralign methods of relaxed input sections.
1363 (Orphan_output_section::set_section_addresses): Call current_data_size
1364 and addralign methods of relaxed input sections.
1365 * symtab.cc (Symbol_table::compute_final_value): Extract template
1366 from the body of Symbol_table::sized_finalize_symbol.
1367 (Symbol_table::sized_finalized_symbol): Call
1368 Symbol_table::compute_final_value.
1369 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1370 (Symbol_table::compute_final_value): New templated method declaration.
1371 * target.cc (Target::do_make_output_section): New method defintion.
1372 * target.h (Target::make_output_section): New method declaration.
1373 (Target::relax): Add more parameters for input objects, symbol table
1374 and layout. Adjust call to do_relax.
1375 (Target::do_make_output_section): New method declaration.
1376 (Target::do_relax): Add parameters for input objects, symbol table
1379 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1381 * pread.c: Include stdio.h.
1383 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1385 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1388 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1390 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1391 Change read_shndx type to unsigned int.
1392 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1394 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1395 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1396 Change read_shndx type to unsigned int.
1397 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1399 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1400 * layout.cc (Layout::create_symtab_sections): Cast the result of
1401 local_symcount * symsize to off_t in the gold_assert.
1403 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1405 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1406 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1408 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1409 (Arm_relocate_functions::thm_abs5): New function.
1410 (Arm_relocate_functions::abs12): New function.
1411 (Arm_relocate_functions::abs16): New function.
1412 (Arm_relocate_functions::base_abs): New function.
1413 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1414 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1415 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1417 (Scan::global): Likewise.
1418 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1419 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1420 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1421 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1424 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1426 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1427 (Arm_relocate_functions::movt_prel): New function.
1428 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1429 (Arm_relocate_functions::thm_movt_prel): New function.
1430 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1431 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1432 (Scan::global, Relocate::relocate): Likewise.
1433 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1435 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1437 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1438 Incremental_checker.
1439 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1441 (class Incremental_inputs_header): New class.
1442 (Incremental_inputs_header_writer): Edit comment.
1443 (Incremental_inputs_entry): New class.
1444 (Incremental_inputs_entry_writer): Edit comment.
1445 (Sized_incremental_binary::do_find_incremental_inputs_section):
1446 Add *strtab_shndx parameter, fill it.
1447 (Sized_incremental_binary::do_check_inputs): New method.
1448 (Incremental_checker::can_incrementally_link_output_file): Use
1449 Sized_incremental_binary::check_inputs.
1450 (Incremental_inputs::report_command_line): Save command line in
1453 (Incremental_binary::find_incremental_inputs_section): New
1455 (Incremental_binary::do_find_incremental_inputs_section): Add
1456 strtab_shndx parameter.
1457 (Incremental_binary::do_check_inputs): New pure virtual method.
1458 (Sized_incremental_binary::do_check_inputs): Declare.
1459 (Incremental_checker::Incremental_checker): Add incremental_inputs
1460 parameter, use it to initialize incremental_inputs_.
1461 (Incremental_checker::incremental_inputs_): New field.
1462 (Incremental_checker::command_line): New method.
1463 (Incremental_checker::inputs): New method.
1464 (Incremental_checker::command_line_): New field.
1466 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1468 * incremental.cc: Include <cstdarg> and "target-select.h".
1469 (vexplain_no_incremental): New function.
1470 (explain_no_incremental): New function.
1471 (Incremental_binary::error): New method.
1472 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1474 (make_sized_incremental_binary): New function.
1475 (open_incremental_binary): New function.
1476 (can_incrementally_link_file): Add checks if output is ELF and has
1478 * incremental.h: Include "elfcpp_file.h" and "output.h".
1479 (Incremental_binary): New class.
1480 (Sized_incremental_binary): New class.
1481 (open_incremental_binary): Declare.
1482 * object.cc (is_elf_object): Use
1483 elfcpp::Elf_recognizer::is_elf_file.
1484 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1485 * output.h (Output_file::filesize): New method.
1487 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1489 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1491 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1492 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1494 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1496 (Arm_relocate_functions::movw_abs_nc): New function.
1497 (Arm_relocate_functions::movt_abs): New function.
1498 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1499 (Arm_relocate_functions::thm_movt_abs): New function.
1500 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1501 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1502 (Scan::global): Likewise.
1503 (Relocate::relocate): Likewise.
1504 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1506 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1508 * arm.cc (Arm_relocate_functions::got_prel) New function.
1509 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1510 (Relocate::relocate): Likewise.
1511 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1513 2009-10-06 Ian Lance Taylor <iant@google.com>
1515 * options.h (class General_options): Define
1516 split_stack_adjust_size parameter.
1517 * object.h (class Object): Add uses_split_stack_ and
1518 has_no_split_stack_ fields. Add uses_split_stack and
1519 has_no_split_stack accessor functions. Declare
1520 handle_split_stack_section.
1521 (class Reloc_symbol_changes): Define.
1522 (class Sized_relobj): Define Function_offsets. Declare
1523 split_stack_adjust, split_stack_adjust_reltype, and
1525 * object.cc (Object::handle_split_stack_section): New function.
1526 (Sized_relobj::do_layout): Call handle_split_stack_section.
1527 * dynobj.cc (Sized_dynobj::do_layout): Call
1528 handle_split_stack_section.
1529 * reloc.cc (Sized_relobj::relocate_sections): Call
1530 split_stack_adjust for executable sections in split_stack
1531 objects. Pass reloc_map to relocate_section.
1532 (Sized_relobj::split_stack_adjust): New function.
1533 (Sized_relobj::split_stack_adjust_reltype): New function.
1534 (Sized_relobj::find_functions): New function.
1535 * target-reloc.h: Include "object.h".
1536 (relocate_section): Add reloc_symbol_changes parameter. Change
1538 * target.h (class Target): Add calls_non_split method. Declare
1539 do_calls_non_split virtual method. Declare match_view and
1541 * target.cc: Include "elfcpp.h".
1542 (Target::do_calls_non_split): New function.
1543 (Target::match_view): New function.
1544 (Target::set_view_to_nop): New function.
1545 * gold.cc (queue_middle_tasks): Give an error if mixing
1546 split-stack and non-split-stack objects with -r.
1547 * i386.cc (Target_i386::relocate_section): Add
1548 reloc_symbol_changes parameter.
1549 (Target_i386::do_calls_non_split): New function.
1550 * x86_64.cc (Target_x86_64::relocate_section): Add
1551 reloc_symbol_changes parameter.
1552 (Target_x86_64::do_calls_non_split): New function.
1553 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1555 * powerpc.cc (Target_powerpc::relocate_section): Add
1556 reloc_symbol_changes parameter.
1557 * sparc.cc (Target_sparc::relocate_section): Add
1558 reloc_symbol_changes parameter.
1559 * configure.ac: Call AM_CONDITIONAL for the default target.
1560 * configure: Rebuild.
1561 * testsuite/Makefile.am (TEST_AS): New variable.
1562 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1563 (check_DATA): Add split_i386 and split_x86_64 files.
1564 (SPLIT_DEFSYMS): Define.
1565 (split_i386_[1234n].o): New targets.
1566 (split_i386_[124]): New targets.
1567 (split_i386_[1234r].stdout): New targets.
1568 (split_x86_64_[1234n].o): New targets.
1569 (split_x86_64_[124]): New targets.
1570 (split_x86_64_[1234r].stdout): New targets.
1571 (MOSTLYCLEANFILES): Add new executables.
1572 * testsuite/split_i386.sh: New file.
1573 * testsuite/split_x86_64.sh: New file.
1574 * testsuite/split_i386_1.s: New file.
1575 * testsuite/split_i386_2.s: New file.
1576 * testsuite/split_i386_3.s: New file.
1577 * testsuite/split_i386_4.s: New file.
1578 * testsuite/split_i386_n.s: New file.
1579 * testsuite/split_x86_64_1.s: New file.
1580 * testsuite/split_x86_64_2.s: New file.
1581 * testsuite/split_x86_64_3.s: New file.
1582 * testsuite/split_x86_64_4.s: New file.
1583 * testsuite/split_x86_64_n.s: New file.
1584 * testsuite/testfile.cc (Target_test): Update relocation_section
1586 * testsuite/Makefile.in: Rebuild.
1588 2009-10-06 Ian Lance Taylor <iant@google.com>
1590 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1591 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1592 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1593 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1594 the address on ldo_addrs_.
1595 (Target_i386::Relocate::fix_up_ldo): New function.
1597 2009-10-06 Rafael Espindola <espindola@google.com>
1599 * plugin.cc (add_input_library): New.
1600 (Plugin::load): Add add_input_library to tv.
1601 (Plugin_manager::add_input_file): Add the is_lib argument.
1602 (add_input_file): Update call to Plugin_manager::add_input_file.
1603 (add_input_library): New.
1604 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1606 2009-09-30 Doug Kwan <dougkwan@google.com>
1608 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1609 symbol and call Symbol::may_need_copy_reloc to determine if
1610 a copy reloc is needed.
1611 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1612 nocopyreloc is given in command line.
1613 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1614 given in command line.
1615 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1616 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1617 of the removed Target_i386::may_need_copy_reloc.
1618 * options.h (copyreloc): New option with default value false.
1619 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1620 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1621 instead of the removed Target_powerpc::may_need_copy_reloc.
1622 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1623 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1624 instead of the removed Target_sparc::may_need_copy_reloc.
1625 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1626 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1627 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1628 instead of the removed Target_x86_64::may_need_copy_reloc.
1630 2009-09-30 Ian Lance Taylor <iant@google.com>
1632 * object.h (class Object): Remove target_ field, and target,
1633 sized_target, and set_target methods.
1634 (Object::sized_target): Remove.
1635 (class Sized_relobj): Update declarations. Remove sized_target.
1636 * object.cc (Sized_relobj::setup): Remove target parameter.
1638 (Input_objects::add_object): Don't do anything with the target.
1639 (make_elf_sized_object): Add punconfigured parameter. Change all
1640 callers. Set or test parameter target.
1641 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1643 * parameters.cc (Parameters::set_target): Change parameter type to
1645 (Parameters::default_target): Remove.
1646 (set_parameters_target): Change parameter type to be non-const.
1647 (parameters_force_valid_target): New function.
1648 (parameters_clear_target): New function.
1649 * parameters.h (class Parameters): Update declarations. Remove
1650 default_target method. Add sized_target and clear_target
1651 methods. Change target_ to be non-const.
1652 (set_parameters_target): Update declaration.
1653 (parameters_force_valid_target): Declare.
1654 (parameters_clear_target): Declare.
1655 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1656 as NULL if we aren't searching.
1657 (Add_symbols::run): Don't check for compatible target.
1658 * fileread.cc (Input_file::open_binary): Call
1659 parameters_force_valid_target.
1660 * gold.cc (queue_middle_tasks): Likewise.
1661 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1662 set_target on object.
1663 * dynobj.h (class Sized_dynobj): Update declarations.
1664 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1665 make_elf_object returns NULL.
1666 (Archive::include_member): Don't check whether object target is
1668 * output.cc (Output_section::add_input_section): Get target from
1670 (Output_section::relax_input_section): Likewise.
1671 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1673 (Sized_relobj::do_scan_relocs): Likewise.
1674 (Sized_relobj::relocate_sections): Likewise.
1675 * resolve.cc (Symbol_table::resolve): Likewise.
1676 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1677 parameter. Change all callers.
1678 (Symbol_table::add_from_object): Get target from parameters.
1679 (Symbol_table::add_from_relobj): Don't check object target.
1680 (Symbol_table::add_from_dynobj): Likewise.
1681 (Symbol_table::define_special_symbol): Get target from
1683 * symtab.h (class Symbol_table): Update declaration.
1684 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1685 parameter. Change all callers. Clear parameter target.
1686 (Binary_test): Test target here.
1687 * testsuite/object_unittest.cc (gold_testsuite): Remove
1688 target_test_pointer parameter. Change all callers.
1689 (Object_test): Test target here.
1691 2009-09-26 Ian Lance Taylor <iant@google.com>
1693 * testsuite/initpri1.c: Don't try to use constructor priorities if
1694 compiling with gcc before 4.3.
1696 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1698 * testsuite/retain_symbols_file_test.sh (check_present): Change
1699 output file name to retain_symbols_file_test.stdout.
1700 (check_absent): Likewise.
1702 2009-09-18 Craig Silverstein <csilvers@google.com>
1704 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1705 * options.cc: Include <cerrno> and <fstream>.
1706 (General_options::finalize): Parse -retain-symbols-file tag.
1707 * options.h: New flag.
1708 (General_options): New method should_retain_symbol, new
1709 variable symbols_to_retain.
1710 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1711 should_retain_symbol map.
1712 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1713 * testsuite/Makefile.in: Regenerate.
1714 * testsuite/retain_symbols_file_test.sh: New file.
1716 2009-09-18 Nick Clifton <nickc@redhat.com>
1718 * po/es.po: Updated Spanish translation.
1720 2009-09-17 Doug Kwan <dougkwan@google.com>
1722 * debug.h (DEBUG_RELAXATION): New constant.
1723 (DEBUG_ALL): Add DEBUG_RELAXATION.
1724 (debug_string_to_enum): Add relaxation debug option.
1726 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1727 Layout::Relaxation_debug_check::read_sections,
1728 Layout::Relaxation_debug_check::read_sections): New method definitions.
1729 (Layout::Layout): Initialize data members
1730 record_output_section_data_from_scrips_,
1731 script_output_section_data_list_ and relaxation_debug_check_.
1732 (Layout::save_segments, Layout::restore_segments,
1733 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1734 Layout::relaxation_loop_body): New method definitions.
1735 (Layout::finalize): Support relaxation. Move section layout code to
1736 Layout::relaxation_loop_body.
1737 (Layout::set_asection_address_from_script): Move code for orphan
1738 section placement out.
1739 (Layout::place_orphan_sections_in_script): New method definition.
1740 * layout.h (Output_segment_headers, Output_file_header):
1741 New forward class declarations.
1742 (Layout::~Layout): Define.
1743 (Layout::new_output_section_data_from_script): New method definition.
1744 (Layout::place_orphan_sections_in_script): New method declaration.
1745 (Layout::Segment_states): New type declaration.
1746 (Layout::save_segments, Layout::restore_segments,
1747 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1748 Layout::relaxation_loop_body): New method declarations.
1749 (Layout::Output_section_data_list): New type declaration.
1750 (Layout::Relaxation_debug_check): New class definition.
1751 (Layout::record_output_section_data_from_script_,
1752 Layout::script_output_section_data_list_, Layout::segment_states_,
1753 Layout::relaxation_debug_check_): New data members.
1754 * output.cc: (Output_section_headers::do_size): New method definition.
1755 (Output_section_headers::Output_section_headers): Move size
1756 computation to Output_section_headers::do_size.
1757 (Output_segment_headers::do_size): New method definition.
1758 (Output_file_header::Output_file_header): Move size computation to
1759 Output_file_header::do_size and call it.
1760 (Output_file_header::do_size): New method definition.
1761 (Output_data_group::Output_data_group): Adjust call to
1762 Output_section_data.
1763 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1764 (Output_symtab_xindex::do_write): Add array bound check.
1765 (Output_section::Input_section::print_to_mapfile): Handle
1766 RELAXED_INPUT_SECTION_CODE.
1767 (Output_section::Output_section): Initialize data member checkpoint_.
1768 (Output_section::~Output_section): Delete checkpoint object pointed
1770 (Output_section::add_input_section): Always add an Input_section if
1772 (Output_section::add_merge_input_section): Add assert.
1773 (Output_section::relax_input_section): New method definition.
1774 (Output_section::set_final_data_size): Set load address to zero for
1775 an unallocated section.
1776 (Output_section::do_address_and_file_offset_have_reset_values):
1777 New method definition.
1778 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1779 Handle relaxed input section.
1780 (Output_section::sort_attached_input_sections): Checkpoint input
1781 section list lazily.
1782 (Output_section::get_input_sections): Change type of input_sections to
1783 list of Simple_input_section pointers. Checkpoint input section list
1784 lazily. Also handle relaxed input sections.
1785 (Output_section::add_input_section_for_script): Take a reference to
1786 a Simple_input_section object instead of Relobj pointer and section
1787 index as parameter. Handle relaxed input sections.
1788 (Output_section::save_states, Output_section::restore_states): New
1790 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1791 (Output_data::is_data_size_fixed): New method definition.
1792 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1794 (Output_data::address_and_file_offset_have_reset_values): New method
1796 (Output_data::do_address_and_file_offset_have_reset_values): New method
1798 (Output_data::set_data_size): Check that data size is not fixed.
1799 (Output_data::fix_data_size): New method definition.
1800 (Output_data::is_data_size_fixed_): New data member.
1801 (Output_section_headers::set_final_data_size): New method definition.
1802 (Output_section_headers::do_size): New method declaration.
1803 (Output_segment_headers::set_final_data_size): New method definition.
1804 (Output_segment_headers::do_size): New method declaration.
1805 (Output_file_header::set_final_data_size)::New method definition.
1806 (Output_file_header::do_size)::New method declaration.
1807 (Output_section_data::Output_section_data): Add new parameter
1808 is_data_size_fixed and use it to fix data size.
1809 (Output_data_const::Output_data_const): Adjust call to base class
1810 constructor and fix data size.
1811 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1812 base class constructor and fix data size.
1813 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1814 base class constructor and fix data size.
1815 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1816 class constructor and fix data size.
1817 (Output_data_group::set_final_data_size): New method definition.
1818 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1819 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1820 class constructor and fix data size.
1821 (Output_relaxed_input_section): New class definition.
1822 (Output_section::Simple_input_section): New class definition.
1823 (Output_section::get_input_sections): Adjust parameter list.
1824 (Output_section::add_input_section_for_script): Same.
1825 (Output_section::save_states, Output_section::restore_states,
1826 Output_section::do_address_and_file_offset_have_reset_values,
1827 (Output_section::Input_section::Input_section): Handle
1828 RELAXED_INPUT_SECTION_CODE. Add new overload for
1829 Output_relaxed_input_section.
1830 (Output_section::Input_section::is_input_section,
1831 Output_section::Input_section::set_output_section): Handle relaxed
1833 (Output_section::Input_section::is_relaxed_input_section,
1834 Output_section::Input_section::output_section_data,
1835 Output_section::Input_section::relaxed_input_section): New method
1837 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1839 (Output_section::Input_section::u1_): Update comments.
1840 (Output_section::Input_section::u2_): Add new union member poris.
1841 (Output_section::Checkpoint_output_section): New classs definition.
1842 (Output_section::relax_input_section): New method declaration.
1843 (Output_section::checkpoint_): New data member.
1844 (Output_segment): Update comments.
1845 (Output_segment::Output_segment): Un-privatize copy constructor.
1846 (Output_segment::operator=): Un-privatize.
1847 * script-sections.cc (Output_section_element::Input_section_list):
1848 Change element type to Output_section::Simple_input_section.
1849 (Output_section_element_dot_assignment::set_section_addresses):
1850 Register output section data for relaxation clean up.
1851 (Output_data_exression::Output_data_expression): Adjust call to base
1852 constructor to fix data size.
1853 (Output_section_element_data::set_section_addresses): Register
1854 Output_data_expression object for relaxation clean up.
1855 (struct Input_section_info): Replace Relobj pointer and section index
1856 pair with Output_section::Simple_input_section and Convert struct to a
1858 (Input_section_sorter::operator()): Adjust access to
1859 Input_section_info data member to use accessors.
1860 (Output_section_element_input::set_section_addresses): Use layout
1861 parameter. Adjust code to use Output_section::Simple_input_section
1862 and Input_secction_info classes. Register filler for relaxation
1864 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1865 and section index pair with Output_section::Simple_input_section
1866 class. Adjust code accordingly.
1867 (Phdrs_element::release_segment): New method definition.
1868 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1870 (Script_sections::release_segments): New method definition.
1871 * gold/script-sections.h (Script_sections::release_segments): New
1873 * gold/target.h (Target::may_relax, Target::relax,
1874 Target::do_may_relax, Target::do_relax): New method definitions.
1876 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1878 * arm.cc (has_signed_unsigned_overflow): New function.
1879 (Arm_relocate_functions::abs8): New function.
1880 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1881 (Target_arm::Scan::global): Likewise.
1882 (Target_arm::relocate::relocate): Likewise.
1883 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1886 2009-09-16 Cary Coutant <ccoutant@google.com>
1888 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1889 * testsuite/Makefile.in: Regenerate.
1891 2009-09-11 Nick Clifton <nickc@redhat.com>
1893 * po/gold.pot: Updated by the Translation project.
1895 2009-09-08 Cary Coutant <ccoutant@google.com>
1897 * output.cc (Output_file::open): Add execute permission to empty file.
1898 * testsuite/Makefile.am (permission_test): New test.
1899 * testsuite/Makefile.in: Regenerate.
1901 2009-09-02 Ian Lance Taylor <iant@google.com>
1903 * output.cc (Output_file::resize): Call map_no_anonymous rather
1906 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1908 * gold.cc: Include "incremental.h".
1909 (queue_initial_tasks): Call Incremental_checker methods.
1910 * incremental.cc: Include "output.h".
1911 (Incremental_checker::can_incrementally_link_output_file): New
1913 * incremental.h (Incremental_checker): New class.
1915 * output.cc (Output_file::open_for_modification): New method.
1916 (Output_file::map_anonymous): Changed return type to bool. Record
1918 (Output_file::map_no_anonymous): New method, broken out of map.
1919 (Output_file::map): Use map_no_anonymous and map_anonymous.
1920 * output.h (class Output_file): Update declarations.
1922 2009-08-24 Cary Coutant <ccoutant@google.com>
1924 * options.h (Command_line::Pre_options): New class.
1925 (Command_line::pre_options): New member.
1926 * options.cc (gold::options::ready_to_register): New variable.
1927 (One_option::register_option): Do nothing if not registering options.
1928 Assert if same short option registered twice.
1929 (General_options::General_options): Turn off option registration when
1931 (Command_line::Pre_options::Pre_options): New constructor.
1933 2009-08-24 Cary Coutant <ccoutant@google.com>
1935 * options.h (General_options::no_keep_memory): Remove incorrect
1938 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1940 * Makefile.am (am__skiplex, am__skipyacc): New.
1941 * Makefile.in: Regenerate.
1943 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1945 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1946 (INCLUDES): ... this.
1947 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1948 (AM_CPPFLAGS): Renamed from ...
1949 (INCLUDE): ... this.
1950 * Makefile.in, testsuite/Makefile.in: Regenerate.
1952 * Makefile.in: Regenerate.
1953 * aclocal.m4: Likewise.
1954 * config.in: Likewise.
1955 * configure: Likewise.
1956 * testsuite/Makefile.in: Likewise.
1958 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1959 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1960 * Makefile.in: Regenerate.
1961 * testsuite/Makefile.in: Regenerate.
1963 2009-08-19 Cary Coutant <ccoutant@google.com>
1965 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1966 symbols in shared libraries overridden by hidden or internal symbols
1967 in the main program.
1969 2009-08-19 Chris Demetriou <cgd@google.com>
1971 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1972 checking source file names in error messages.
1974 2009-08-18 Doug Kwan <dougkwan@google.com>
1976 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1977 an elcpp::Ehdr as parameter. Adjust call to set_target.
1978 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1979 an elfcpp::Ehdr as parameter.
1980 * object.cc (Object::set_target): Remove the version that looks up
1981 a target and sets it.
1982 (Sized_relobj::setup): Take a Target object instead of
1983 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1984 (make_elf_sized_object): Find target and ask target to
1986 * object.h: (Object::set_target): Remove the version that looks up
1987 a target and sets it.
1988 (Sized_relobj::setup): Take a Target object instead of
1989 an elfcpp:Ehdr as parameter.
1990 * target.cc: Include dynobj.h.
1991 (Target::do_make_elf_object_implementation): New.
1992 (Target::do_make_elf_object): New.
1993 * target.h (Target::make_elf_object): New template declaration.
1994 (Target::do_make_elf_object): New method declarations.
1995 (Target::do_make_elf_object_implementation): New template declaration.
1997 2009-08-14 Ian Lance Taylor <iant@google.com>
1999 * gold.h (FUNCTION_NAME): Define.
2000 (gold_unreachable): Use FUNCTION_NAME.
2002 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2004 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2005 symbol in the --keep-unique list is not found.
2007 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2009 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2010 been maked as --keep-unique.
2011 (Icf::unfold_section): New function.
2012 * icf.h (Icf::unfold_section): New function.
2013 * options.h (General_options::keep_unique): New option.
2014 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2015 * testsuite/Makefile.in: Regenerate.
2016 * testsuite/icf_keep_unique_test.sh: New file.
2017 * testsuite/icf_keep_unique_test.cc: New file.
2019 2009-08-12 Cary Coutant <ccoutant@google.com>
2022 * resolve.cc (Symbol_table::resolve): Check for references from
2023 dynamic objects to hidden and internal symbols.
2024 * testsuite/Makefile.am (hidden_test.sh): New test.
2025 * testsuite/Makefile.in: Regenerate.
2026 * testsuite/hidden_test.sh: New script.
2027 * testsuite/hidden_test_1.c: New test source.
2028 * testsuite/hidden_test_main.c: New test source.
2030 2009-08-11 Doug Kwan <dougkwan@google.com>
2032 * arm.cc: Update comments.
2033 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2034 segment to locate the .ARM.exidx section if present.
2036 2009-08-09 Doug Kwan <dougkwan@google.com>
2038 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2041 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2042 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2045 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2047 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2048 valid tls_segment only for non-debug-section relocations.
2049 * testsuite/Makefile.am: Add gc_tls_test.
2050 * testsuite/Makefile.in: Regenerate.
2051 * testsuite/gc_tls_test.cc: New file.
2052 * testsuite/gc_tls_test.sh: New file.
2054 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2058 * Makefile.am (CCFILES): Add icf.cc.
2060 * Makefile.in: Regenerate.
2061 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2062 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2063 section, symbol and addend information for the relocs.
2064 * gold.cc (queue_middle_tasks): Call identical code folding.
2065 * gold.h: Add defines for multimap.
2066 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2067 to the call of finalize_local_symbols.
2068 * main.cc (main): Create object of class Icf.
2069 * object.cc (Sized_relobj::do_layout): Allow this function to be
2070 called twice during icf.
2071 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2072 to sections marked as identical by icf.
2073 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2075 (Sized_relobj::do_section_entsize): New function.
2076 * object.h (Object::section_entsize): New function.
2077 (Object::do_section_entsize): New pure virtual function.
2078 (Relobj::finalize_local_symbols): Add new parameter.
2079 (Relobj::do_section_entsize): New function.
2080 * options.h (General_options::icf): New option.
2081 (General_options::icf_iterations): New option.
2082 (General_options::print_icf_sections): New option.
2083 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2084 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2085 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2087 * symtab.cc (Symbol_table::is_section_folded): New function.
2088 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2089 to sections marked as identical by icf.
2090 * symtab.h (Symbol_table::set_icf): New function.
2091 (Symbol_table::icf): New function.
2092 (Symbol_table::is_section_folded): New function.
2093 (Symbol_table::icf_): New data member.
2094 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2095 * testsuite/Makefile.am: Add commands to build icf_test.
2096 * testsuite/Makefile.in: Regenerate.
2097 * testsuite/icf_test.sh: New file.
2098 * testsuite/icf_test.cc: New file.
2100 2009-07-24 Chris Demetriou <cgd@google.com>
2102 * layout.cc (is_compressible_debug_section): Fix incorrect
2103 comment about compressed section names.
2105 2009-07-20 Ian Lance Taylor <ian@airs.com>
2108 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2110 2009-07-16 Ian Lance Taylor <iant@google.com>
2113 * layout.h: #include <map>.
2114 (class Kept_section): Change from struct to class. Add accessors
2115 and setters. Add section size to Comdat_group mapping. Change
2116 Comdat_group to std::map. Add is_comdat_ field. Add
2117 linkonce_size field in union.
2118 (class Layout): Update declaration of find_or_add_kept_section.
2119 Don't declare find_kept_object.
2120 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2121 parameter. Add object, shndx, is_comdat, and is_group_name
2122 parameters. Change all callers. Adjust for new Kept_section.
2123 (Layout::find_kept_object): Remove.
2124 * object.cc (Sized_relobj::include_section_group): Update use of
2125 Kept_section. Rename secnum to shndx. Only record
2126 Kept_comdat_section if sections are the same size.
2127 (Sized_relobj::include_linkonce_section): Update use of
2128 Kept_section. Only record Kept_comdat_section if sections are the
2129 same size. Set size of linkonce section.
2130 (Sized_relobj::map_to_kept_section): Update call to
2131 get_kept_comdat_section.
2132 * object.h (class Sized_relobj): Rename fields in
2133 Kept_comdat_section to drop trailing underscores; change object
2134 field to Relobj*. Change Kept_comdat_section_table to store
2135 struct rather than pointer.
2136 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2137 Add kept_object and kept_shndx parameters. Change all callers.
2138 (Sized_relobj::get_kept_comdat_section): Change return type to
2139 bool. Add kept_object and kept_shndx parameters. Change all
2141 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2142 Layout::find_or_add_kept_section.
2144 2009-07-09 Ian Lance Taylor <iant@google.com>
2146 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2147 Reserve space in the hash table.
2149 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2151 * fileread.cc (File_read::get_mtime): New method.
2152 * fileread.h (Timespec): New structure.
2153 (File_read::get_mtime): New method.
2154 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2155 Renamed from timestamp_nsec.
2156 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2158 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2160 (Incremental_inputs::report_archive): Save mtime; style fix.
2161 (Incremental_inputs::report_obejct): Save mtime; style fix.
2162 (Incremental_inputs::report_script): Save mtime; style fix.
2163 (Incremental_inputs::finalize_inputs): Style fix.
2164 (Incremental_inputs::finalize): Style fix.
2165 (Incremental_inputs::create_input_section_data): Store inputs
2167 * incremental.h (Incremental_inputs::report_script): Add mtime
2169 (Incremental_inputs::Input_info::Input_info): Intialize only one
2171 (Incremental_inputs::Input_info::archive): Move to nameless
2173 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2174 (Incremental_inputs::Input_info::script): Move to nameless union.
2175 (Incremental_inputs::mtime): New field.
2176 * script.cc (read_input_script): Pass file mtime to
2178 * script.h (Script_info::inputs): Style fix.
2180 2009-07-01 Ian Lance Taylor <ian@airs.com>
2182 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2185 2009-06-24 Ian Lance Taylor <iant@google.com>
2188 * layout.cc (Layout::choose_output_section): If we find an
2189 existing section, update the flags.
2190 (Layout::create_notes): New function, broken out of
2192 (Layout::finalize): Don't create note sections.
2193 (Layout::create_note): Don't crash if linker script discards
2195 (Layout::create_gold_note): Likewise.
2196 (Layout::create_build_id): Likewise. Don't set
2197 after_input_sections on the section.
2198 (Layout::create_executable_stack_info): Remove target parameter.
2200 * layout.h (class Layout): Declare create_notes. Update
2201 declaration of create_executable_stack_info.
2202 * gold.cc (queue_middle_tasks): Call create_notes.
2203 * output.cc (Output_section::update_flags_for_input_section): Move
2204 here from output.h. If SHF_ALLOC flag is newly set, mark address
2206 * output.h (Output_data::mark_address_invalid): New function.
2207 (class Output_section): Only declare, not define,
2208 update_flags_for_input_section. Remove set_flags.
2210 2009-06-24 Ian Lance Taylor <iant@google.com>
2212 * script-sections.cc (Output_section_definition::
2213 set_section_addresses): Rename shadowing local load_address to
2216 2009-06-24 Ian Lance Taylor <iant@google.com>
2219 * reloc.cc (relocate_sections): Skip empty relocation sections.
2221 2009-06-23 Ian Lance Taylor <iant@google.com>
2224 * layout.cc (Layout::create_note): Use choose_output_section
2225 rather than make_output_section.
2227 2009-06-23 Ian Lance Taylor <iant@google.com>
2230 * options.cc (General_options::parse_V): Set printed_version_.
2231 (General_options::General_options): Initialize printed_version_.
2232 * options.h (class General_options): Add printed_version_ field.
2233 * gold.cc (queue_initial_tasks): If there are no input files,
2234 don't give a fatal error if we printed the version information.
2235 (queue_middle_tasks): If using -r with a shared object, give a
2236 fatal error rather than an ordinary error.
2238 2009-06-23 Ian Lance Taylor <iant@google.com>
2241 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2242 (Layout::make_output_section): Set have_stabstr_section_ if we see
2243 a .stab*str section.
2244 (Layout::finalize): Call link_stabs_sections.
2245 (Layout::link_stabs_sections): New file.
2246 * layout.h (class Layout): Add have_stabstr_section_ field.
2247 Declare link_stabs_sections.
2249 2009-06-23 Doug Kwan <dougkwan@google.com>
2251 * Makefile.am (libgold_a_LIBADD): New.
2252 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2253 * Makefile.in: Regenerate.
2254 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2255 * configure: Regenerate.
2256 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2257 * fileread.cc: Include sys/state.h
2258 * gold.h: Declare memmem and strndup if found missing.
2259 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2261 2009-06-23 Ian Lance Taylor <iant@google.com>
2263 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2264 * configure: Rebuild.
2266 2009-06-23 Ian Lance Taylor <iant@google.com>
2269 * object.cc (Object::section_contents): Don't try to get a view if
2270 the section has length zero.
2271 (Object::handle_gnu_warning_section): If the section is empty, use
2272 the name of the section as the warning.
2274 2009-06-23 Ian Lance Taylor <iant@google.com>
2277 * stringpool.h (class Stringpool_template): Add optimize_ field.
2278 (Stringpool_template::set_optimize): New function.
2279 * stringpool.cc (Stringpool_template::Stringpool_template):
2280 Initialize optimize_ field.
2281 (Stringpool_template::set_string_offsets): Test local optimize
2282 fild rather than parameter.
2283 * layout.cc (Layout::Layout): Call set_optimize on the section
2286 2009-06-22 Ian Lance Taylor <iant@google.com>
2289 * yyscript.y: Parse TARGET.
2290 * script.cc (script_set_target): New function.
2291 * script-c.h (script_set_target): Declare.
2292 * options.cc (General_options::string_to_object_format): Rename
2293 from string_to_object_format in anonymous namespace. Change
2295 * options.h (class General_options): Declare
2296 string_to_object_format.
2298 2009-06-22 Ian Lance Taylor <iant@google.com>
2300 * script-sections.cc (Script_sections::create_segments): Don't put
2301 program headers in a PT_LOAD segment if -n or -N.
2303 2009-06-22 Ian Lance Taylor <iant@google.com>
2306 * options.h (class General_options): Add -z lazy and -z now. Sort
2307 -z options into alphabetical order.
2308 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2310 2009-06-21 Ian Lance Taylor <iant@google.com>
2312 * layout.cc (Layout::make_output_section): Call
2313 Target::new_output_section.
2314 (Layout::attach_allocated_section_to_segment): Put large section
2315 sections in a separate load segment with the large segment flag
2317 (Layout::segment_precedes): Sort large data segments after other
2319 (align_file_offset): New static function.
2320 (Layout::set_segment_offsets): Use align_file_offset.
2321 * output.h (class Output_section): Add is_small_section_ and
2322 is_large_section_ fields.
2323 (Output_section::is_small_section): New function.
2324 (Output_section::set_is_small_section): New function.
2325 (Output_section::is_large_section): New function.
2326 (Output_section::set_is_large_section): New function.
2327 (Output_section::is_large_data_section): New function.
2328 (class Output_segment): Add is_large_data_segment_ field.
2329 (Output_segment::is_large_data_segment): New function.
2330 (Output_segment::set_is_large_data_segment): New function.
2331 * output.cc (Output_section::Output_section): Initialize new
2333 (Output_segment::Output_segment): Likewise.
2334 (Output_segment::add_output_section): Add assertion that large
2335 data sections always go in large data segments. Force small data
2336 sections to the end of the list of data sections. Force small BSS
2337 sections to the start of the list of BSS sections. For large BSS
2338 sections to the end of the list of BSS sections.
2339 * symtab.h (class Symbol): Declare is_common_shndx.
2340 (Symbol::is_defined): Check Symbol::is_common_shndx.
2341 (Symbol::is_common): Likewise.
2342 (class Symbol_table): Define enum Commons_section_type. Update
2343 declarations. Add small_commons_ and large_commons_ fields.
2344 * symtab.cc (Symbol::is_common_shndx): New function.
2345 (Symbol_table::Symbol_table): Initialize new fields.
2346 (Symbol_table::add_from_object): Put small and large common
2347 symbols in the right list.
2348 (Symbol_table::sized_finalized_symbol): Check
2349 Symbol::is_common_shndx.
2350 (Symbol_table::sized_write_globals): Likewise.
2351 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2352 common symbol lists. Don't call do_allocate_commons_list if the
2354 (Symbol_table::do_allocate_commons_list): Remove is_tls
2355 parameter. Add comons_section_type parameter. Change all
2356 callers. Handle small and large common symbols.
2357 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2358 Symbol::is_common_shndx.
2359 * resolve.cc (symbol_to_bits): Likewise.
2360 * target.h (Target::small_common_shndx): New function.
2361 (Target::small_common_section_flags): New function.
2362 (Target::large_common_shndx): New function.
2363 (Target::large_common_section_flags): New function.
2364 (Target::new_output_section): New function.
2365 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2366 small_common_section_flags, and large_common_section_flags
2368 (Target::do_new_output_section): New virtual function.
2369 * arm.cc (Target_arm::arm_info): Initialize new fields.
2370 * i386.cc (Target_i386::i386_info): Likewise.
2371 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2373 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2374 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2375 (Target_x86_64::do_new_output_section): New function.
2376 * configure.ac: Define conditional MCMODEL_MEDIUM.
2377 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2378 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2379 (large_LDFLAGS): Define.
2380 * testsuite/large.c: New file.
2381 * testsuite/testfile.cc (Target_test::test_target_info):
2382 Initialize new fields.
2383 * configure, testsuite/Makefile.in: Rebuild.
2385 2009-06-05 Doug Kwan <dougkwan@google.com>
2387 * Makefile.am (CCFILES): Add target.cc.
2388 * Makefile.in: Regenerate.
2389 * i386.cc (class Target_i386): Define new virtual method to
2390 override do_is_local_label_name in parent.
2391 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2392 local symbols if --discard-locals or -X is given.
2393 * options.h (class General_options): Declare new options
2394 '--discard-locals' and '-X' for discarding locals.
2395 * target.h (class Target): Define new methods is_local_label_name.
2396 Declare new virtual method do_is_local_label_name.
2397 * target.cc: New file.
2398 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2399 (check_SCRIPTS): Add discard_locals_test.sh.
2400 (check_DATA): Add discard_local_tests.syms.
2401 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2402 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2403 * testsuite/Makefile.in: Regenerate.
2404 * testsuite/discard_locals_test.c: New file.
2405 * testsuite/discard_locals_test.sh: Same.
2407 2009-06-05 Doug Kwan <dougkwan@google.com>
2409 * object.cc (Sized_relobj::Sized_relobj): Initialize
2410 discarded_eh_frame_shndx_ to -1U.
2411 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2413 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2414 a discarded .eh_frame section.
2415 (Sized_relobj::do_finalize_local_symbols): Ditto.
2416 * object.h (class Sized_relobj): Declare new member
2417 discarded_eh_frame_shndx_.
2418 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2419 (local_labels_test.o, local_labels_test): New rules.
2420 * testsuite/Makefile.in: Regenerate.
2422 2009-06-04 Doug Kwan <dougkwan@google.com>
2424 * layout.cc (Layout::section_name_mapping): Add mapping for
2425 special ARM sections.
2427 2009-06-03 Doug Kwan <dougkwan@google.com>
2429 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2430 (utils::has_overflow): Same.
2432 2009-06-03 Ian Lance Taylor <iant@google.com>
2434 * layout.cc (Layout::section_name_mapping): New array, replacing
2435 Layout::linkonce_mapping.
2436 (Layout::section_name_mapping_count): New variable, replacing
2437 Layout::linkonce_mapping_count.
2438 (Layout::linkonce_output_name): Remove.
2439 (Layout::output_section_name): Rewrite.
2440 * layout.h (class Layout): Rename Linkonce_mapping to
2441 Section_name_mapping, linkonce_mapping to section_name_mapping,
2442 linkonce_mapping_count to section_name_mapping_count. Don't
2443 declare linkonce_output_name.
2445 2009-06-03 Doug Kwan <dougkwan@google.com>
2447 * gold/arm.cc (namespace utils): New.
2448 (Target_arm::reloc_is_non_pic): Define new method.
2449 (class Arm_relocate_functions): New.
2450 (Target_arm::Relocate::relocate): Handle relocation types used by
2453 2009-06-03 Ian Lance Taylor <iant@google.com>
2455 * arm.cc (Target_arm::scan::global): Use || instead of |.
2457 2009-06-02 Doug Kwan <dougkwan@google.com>
2459 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2460 issued_non_pic_error_.
2461 (class Target_arm::Scan): Declare new method check_non_pic.
2462 Define new method symbol_needs_plt_entry.
2463 Declare new data member issued_non_pic_error_.
2464 (class Target_arm::Relocate): Declare new method
2465 should_apply_static_reloc.
2466 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2467 (Target_arm::Scan::check_non_pic): Define new method.
2468 (Target_arm::Scan::local): Handle a small subset of reloc types used
2470 (Target_arm::Scan::local): Same.
2471 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2473 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2475 * incremental.cc (Incremental_inputs::report_command_line): Filter
2476 out --incremental-* options.
2478 2009-05-29 Doug Kwan <dougkwan@google.com>
2480 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2482 (class Target_arm): Update comment.
2483 (Target_arm::Target_arm): Initialize new data members GOT_,
2484 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2485 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2486 and Target_arm::rel_dyn_section.
2487 Declare new_enum Target_arm::Got_type.
2488 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2490 Update commments for member do_dynsym_value.
2491 (Target_arm::got_size, Target_arm::plt_section,
2492 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2493 new methods inside class defintion.
2494 (Target_arm::got_section): Define new method.
2495 (Target_arm::rel_dyn_section): Same.
2496 (Output_data_plt_arm): New template class.
2497 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2498 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2499 (Output_data_plt_arm::add_entry): Same.
2500 (Output_data_plt_arm::first_plt_entry): Define new
2501 static data member for PLT instruction template.
2502 (Output_data_plt_arm::plt_entry): Same.
2503 (Output_data_plt_arm::do_write): Define new method.
2504 (Target_arm::make_plt_entry): Same.
2505 (Target_arm::do_finalize_sections): Same.
2506 (Target_arm::do_dynsym_value): Same.
2508 2009-05-28 Doug Kwan <dougkwan@google.com>
2510 * Makefile.am (TARGETSOURCES): Add arm.cc.
2511 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2512 * Makefile.in: Regenerate.
2514 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2516 2009-05-26 Doug Kwan <dougkwan@google.com>
2518 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2519 (General_options::check_excluded_libs): Strip off directories in
2520 archive name before matching like GNU ld does.
2521 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2522 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2523 (exclude_libs_test_LDFLAGS): Add linker option
2524 -Wl,--exclude-libs,libexclude_libs_test_3
2525 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2526 an explicit archive without using -l.
2527 (alt/libexclude_libs_test_3.a): New make rule.
2528 * testsuite/Makefile.in: Regenerate.
2529 * testsuite/exclude_libs_test.c : Declare lib3_default().
2531 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2532 * exclude_libs_test_3.c: New file.
2534 2009-05-26 Nick Clifton <nickc@redhat.com>
2536 * po/id.po: New Indonesian translation.
2537 * po/gold.pot: Updated template file.
2539 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2541 * testsuite/Makefile.am: Add -ffunction-sections to compile
2542 gc_comdat_test files. Add -Wl,--gc-sections to build
2544 * testsuite/Makefile.in: Regenerate.
2545 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2547 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2549 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2550 kept comdat section was garbage collected.
2551 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2552 * testsuite/Makefile.in: Regenerate.
2553 * testsuite/gc_comdat_test.sh: New file.
2554 * testsuite/gc_comdat_test_1.cc: New file.
2555 * testsuite/gc_comdat_test_2.cc: New file.
2557 2009-05-19 Doug Kwan <dougkwan@google.com>
2559 * archive.cc (Archive::Archive): Move constructor from archive.h
2560 to here. Initialize no_export_.
2561 (Archive::get_elf_object_for_member): Set no_export flag of object.
2562 * archive.h (Archive::Archive): Move constructor body to
2564 (Archive::no_export): New method.
2565 (Archive::no_export_): New field.
2566 * object.h (Object::Object): Initialize no_export_ to false.
2567 (Object::no_export, Object::set_no_export): New methods.
2568 (Object::no_export_): New field.
2569 * options.cc (General_options::parse_exclude_libs): New method.
2570 (General_options::check_excluded_libs) Same.
2571 * options.h (exclude_libs): New option.
2572 (General_options::check_excluded_libs): New method declaration.
2573 (General_options::excluded_libs_): New field.
2574 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2575 default or protected visibility if an object has no-export flag set.
2576 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2577 (check_SCRIPTS): Add exclude_libs_test.sh.
2578 (check_DATA): Add exclude_libs_test.syms.
2579 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2580 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2581 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2582 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2583 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2584 libexclude_libs_test_2.a): New rules.
2585 * testsuite/Makefile.in: Regenerate.
2586 * testsuite/exclude_libs_test.c: New file.
2587 * testsuite/exclude_libs_test.sh: Ditto.
2588 * testsuite/exclude_libs_test_1.c: Ditto.
2589 * testsuite/exclude_libs_test_2.c: Ditto.
2591 2009-05-15 Ian Lance Taylor <iant@google.com>
2593 * configure.ac: Check for declarations for cases where libiberty.h
2594 checks HAVE_DECL_xxx.
2595 * configure, config.in: Rebuild.
2597 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2599 * gold.h (Incremental_argument_list): Remove (invalid) forward
2601 * incremental.cc (Incremental_inputs::report_achive): New method.
2602 (Incremental_inputs::report_object): New method.
2603 (Incremental_inputs::report_script): New method.
2604 (Incremental_inputs::finalize_inputs): New method.
2605 (Incremental_inputs::finalize): Call finalize_inputs().
2606 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2607 Create inputs entries.
2608 * incremental.h (Incremental_input_type): New enum.
2609 (Incremental_inputs::Incremental_input): Initialize new fields.
2610 (Incremental_inputs::report_inputs): New method.
2611 (Incremental_inputs::report_achive): New method.
2612 (Incremental_inputs::report_object): New method.
2613 (Incremental_inputs::report_script): New method.
2614 (Incremental_inputs::finalize_inputs): New method.
2615 (Incremental_inputs::Input_info): New struct.
2616 (Incremental_inputs::Input_info_map): New typedef.
2617 (Incremental_inputs::lock_): New field.
2618 (Incremental_inputs::Inputs_): New field.
2619 (Incremental_inputs::Inputs_map): New field.
2620 * main.cc (main): Call Incremental_input::report_inputs.
2621 * options.h (Input_argument_list): Typedef moved from
2623 (Input_file_group::Files): Remove, use ::Input_argument_list.
2624 (Input_file_group::Input_argument_list): Remove, use
2625 ::Input_argument_list.
2626 * plugin.cc (Plugin_manager::add_input_file): Add error in
2628 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2630 * script.cc (read_input_script): Call
2631 Incremental_input::report_script.
2632 * script.h (Script_info): New class.
2634 2009-04-27 Ian Lance Taylor <iant@google.com>
2636 * x86_64.cc (do_adjust_output_section): Set entsize to
2639 2009-04-23 Elliott Hughes <enh@google.com>
2641 * output.cc (Output_file::close): After short writes, continue
2642 writing from the correct offset in the buffer being written.
2644 2009-04-23 Chris Demetriou <cgd@google.com>
2646 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2647 * configure: Regenerate.
2648 * config.in: Regenerate.
2649 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2650 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2652 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2654 * incremental.cc (Incremental_inputs_header_data): Renamed from
2655 Incremental_input_header_data.
2656 (Incremental_inputs_header_data::data_size): New field.
2657 (Incremental_inputs_header_data::put_input_file_count): Renamed
2658 from input_file_count.
2659 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2660 from command_line_offset.
2661 (Incremental_inputs_header_data::put_reserved): Renamed from
2663 (Incremental_inputs_entry_data): Renamed from
2664 Incremental_input_entry_data.
2665 (Incremental_inputs_entry_data::data_size): New field.
2666 (Incremental_inputs::report_command_line): New method.
2667 (Incremental_inputs::finalize): New method.
2668 (Incremental_inputs::create_incremental_inputs_data): New method.
2669 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2670 * incremental.h: New file.
2671 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2672 (Layout::finalize): Create incremental inputs section in
2674 (Layout::create_incremental_info_sections): New method.
2675 * layout.h (Layout::incremental_inputs): New method.
2676 (Layout::create_incremental_info_sections): New method.
2677 (Layout::incremental_inputs_): New field.
2678 * main.cc (main): Notify Incremental_input of the command line.
2680 2009-04-01 Ian Lance Taylor <iant@google.com>
2681 Mikolaj Zalewski <mikolajz@google.com>
2683 * gold.h (reserve_unordered_map): Define, three versions, one for
2684 each version of Unordered_map.
2685 * layout.cc (Layout::Layout): Remove options parameter. Add
2686 number_of_input_files parameter. Don't initialize options_.
2687 Initialize number_of_input_files_ and resized_signatures_. Move
2688 sections_are_attached_.
2689 (Layout::layout_group): Reserve space for group_signatures_.
2690 (Layout::find_or_add_kept_section): Change name parameter to be a
2691 reference. Resize signatures_ map when it gets large enough.
2692 (Layout::layout_eh_frame): Use parameters->options() instead of
2694 (Layout::make_output_section): Likewise.
2695 (Layout::attach_allocated_section_to_segment): Likewise.
2696 (Layout::finalize, Layout::create_executable_stack): Likewise.
2697 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2698 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2699 * layout.h (class Layout): Update declarations. Remove options_
2700 field. Add number_of_input_files_ and resized_signatures_
2701 fields. Move sections_are_attached_ field.
2702 * main.cc (main): Pass number of input files to Layout
2703 constructor. Don't pass options.
2705 2009-03-30 Ian Lance Taylor <iant@google.com>
2707 * ffsll.c (ffsll): Correct implementation.
2709 2009-03-27 Ian Lance Taylor <iant@google.com>
2711 * ffsll.c: New file.
2712 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2713 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2714 * ftruncate.c (ftruncate): Declare before definition.
2715 * mremap.c (mremap): Likewise.
2716 * pread.c (pread): Likewise.
2717 * configure, Makefile.in, config.in: Rebuild.
2719 * mremap.c: New file.
2720 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2721 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2722 (mremap): Declare if HAVE_MREMAP is not defined.
2723 * configure, Makefile.in, config.in: Rebuild.
2725 2009-03-27 Cary Coutant <ccoutant@google.com>
2727 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2728 position independent.
2729 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2730 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2732 2009-03-24 Cary Coutant <ccoutant@google.com>
2734 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2736 (needs_dynamic_reloc): Likewise.
2738 2009-03-24 Ian Lance Taylor <iant@google.com>
2740 * yyscript.y (file_cmd): Recognize EXTERN.
2741 (extern_name_list, extern_name_list_body): New nonterminals.
2742 * script.cc (script_add_extern): Define.
2743 * script-c.h (script_add_extern): Declare.
2745 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2747 * object.cc (is_elf_object): Define.
2748 * object.h (is_elf_object): Declare.
2749 * archive.cc (Archive::get_elf_object_for_member): Call
2751 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2753 2009-03-24 Elliott Hughes <enh@google.com>
2755 * output.cc (Output_file::map_anonymous): Define.
2756 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2757 try an anonymous one. Report the size if the mmap fails.
2758 * output.h (class Output_file): Declare map_anonymous.
2760 2009-03-24 Ian Lance Taylor <iant@google.com>
2762 * target-select.cc (instantiate_target): Don't acquire the lock if
2763 the instantiated_target_ field has already been set.
2765 2009-03-23 Ian Lance Taylor <iant@google.com>
2767 * gold-threads.h (class Initialize_lock): Define.
2768 * gold-threads.cc (class Initialize_lock_once): Define.
2769 (initialize_lock_control): New static variable.
2770 (initialize_lock_pointer): New static variable.
2771 (initialize_lock_once): New static function.
2772 (Initialize_lock::Initialize_lock): Define.
2773 (Initialize_lock::initialize): Define.
2774 * target-select.h: Include "gold-threads.h".
2775 (class Target_selector): Add lock_ and initialize_lock_ fields.
2776 Don't define instantiate_target, just declare it.
2777 * target-select.cc (Target_selector::Target_selector): Initialize
2779 (Target_selector::instantiate_target): Define.
2780 * descriptors.h: Include "gold-threads.h".
2781 (class Descriptors): Add initialize_lock_ field.
2782 * descriptors.cc (Descriptors::Descriptors): Initialize new
2784 (Descriptors::open): Use initialize_lock_ field
2785 * errors.h (class Errors): Add initialize_lock_ field.
2786 * errors.cc (Errors::Errors): Initialize new field.
2787 (Errors::initialize_lock): Use initialize_lock_ field.
2788 * powerpc.cc (class Target_selector_powerpc): Remove
2789 instantiated_target_ field. In do_recognize call
2790 instantiate_target rather than do_instantiate_target. In
2791 do_instantiate_target just allocate a new target.
2792 * sparc.cc (class Target_selector_sparc): Likewise.
2794 * freebsd.h: New file.
2795 * i386.cc: Include "freebsd.h".
2796 (Target_i386): Derive from Target_freebsd rather than
2798 (Target_selector_i386): Derive from Target_selector_freebsd rather
2799 than Target_selector.
2800 * x86_64.cc: Include "freebsd.h".
2801 (Target_x86_64): Derive from Target_freebsd rather than
2803 (Target_selector_x86_64): Derive from Target_selector_freebsd
2804 rather than Target_selector.
2805 * target.h (class Target): Add adjust_elf_header and
2806 do_adjust_elf_header.
2807 * output.cc (Output_file_header:: do_sized_write): Call target
2808 adjust_elf_header routine.
2809 * configure.tgt: Set targ_osabi.
2810 * configure.ac: Define GOLD_DEFAULT_OSABI.
2811 * parameters.cc (Parameters::default_target): Pass
2812 GOLD_DEFAULT_OSABI to select_target.
2813 * target-select.h (class Target_selector): Make instantiate_target
2814 protected rather than private.
2815 * Makefile.am (HFILES): Add freebsd.h.
2816 * configure, Makefile.in, config.in: Rebuild.
2818 * merge.cc (do_add_input_section): Correct pend value. Change
2819 message about last entry not being null terminated from error to
2822 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2824 * incremental.cc: New file.
2825 * Makefile.am (CCFILES): Add incremental.cc.
2826 * Makefile.in: Rebuild.
2828 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2830 * layout.cc (Layout::output_section_name): Preserve names
2831 of '.note.' sections.
2833 2009-03-19 Ian Lance Taylor <iant@google.com>
2835 * descriptors.cc (Descriptors::open): Check that the options are
2836 valid before using them.
2838 2009-03-18 Ian Lance Taylor <iant@google.com>
2840 * script-sections.h: Include <list>.
2841 (class Script_sections): Change Sections_elements from std::vector
2842 to std::list. Typedef public Elements_iterator. Add
2843 orphan_section_placement_, data_segment_align_start_, and
2844 saw_data_segment_align_ fields. Remove data_segment_align_index_
2846 * script-sections.cc (class Orphan_section_placement): New class.
2847 (class Sections_element): Add virtual functions is_relro and
2848 orphan_section_init. Remove virtual function place_orphan_here.
2849 (class Output_section_definition): Add is_relro and
2850 orphan_section_init. Remove place_orphan_here.
2851 (class Orphan_output_section): Likewise.
2852 (Script_sections::Script_sections): Update for field changes.
2853 (Script_sections::data_segment_align): Set saw_data_segment_align_
2854 and data_segment_align_start_, not data_segment_align_index.
2855 (Script_sections::data_segment_relro_end): Check
2856 saw_data_segment_align_. Use data_segment_align_start_ rather
2857 than data_segment_align_index_.
2858 (Script_sections::place_orphan): Rewrite to use
2859 Orphan_section_placement.
2861 2009-03-17 Ian Lance Taylor <iant@google.com>
2863 * archive.cc (Archive::add_symbols): Check for a version attached
2864 to the symbol name in the archive map.
2865 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2866 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2867 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2868 (ver_test_11.a): New target.
2869 * testsuite/Makefile.in: Rebuild.
2871 * configure.ac: Check for chsize and posix_fallocate. Replace
2873 * ftruncate.c: New file, from gnulib.
2874 * output.cc (posix_fallocate): Define dummy version if not
2875 HAVE_POSIX_FALLOCATE.
2876 (Output_file::map): Call posix_fallocate rather than lseek and
2878 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2879 * configure, Makefile.in, config.in: Rebuild.
2881 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2883 * layout.h (Layout::create_note): Add section_name parameter.
2884 * layout.cc (Layout::create_note): Likewise.
2885 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2887 2009-03-17 Ian Lance Taylor <iant@google.com>
2889 * descriptors.cc: Include "options.h".
2890 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2891 (Descriptors::open): Always use O_CLOEXEC when opening a new
2892 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2893 then set FD_CLOEXEC.
2895 * sparc.cc (class Target_sparc): Add has_got_section.
2896 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2897 make sure we have a GOT section.
2899 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2900 (Target_sparc::Scan::local): Likewise.
2901 (Target_sparc::Scan::global): Likewise.
2902 (Target_sparc::Relocate::relocate): Likewise.
2903 (Target_sparc::Relocate::relocate_tls): Likewise.
2905 * symtab.cc (Symbol_table::define_default_version): New function,
2906 broken out of add_from_object.
2907 (Symbol_table::add_from_object): Call define_default_version.
2908 (Symbol_table::define_special_symbol): Add resolve_oldsym
2909 parameter. Change all callers. If the version for a symbol comes
2910 from a version script, resolve it with the symbol with the same
2911 name with no version. Also add the symbol without a version if
2913 (do_define_in_output_data): If resolving with oldsym, don't delete
2915 (do_define_in_output_segment): Likewise.
2916 (do_define_as_constant): Likewise.
2917 * symtab.h (class Symbol_table): Update declarations.
2919 2009-03-13 Ian Lance Taylor <iant@google.com>
2921 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2922 (Read_symbols::requeue): New function.
2923 (Read_symbols::do_read_symbols): If make_elf_object fails because
2924 the target type is not configured, and the file was searched for,
2925 issue a warning and retry with the next directory.
2926 (Add_symbols::run): If the file has an incompatible format, and
2927 it was searched for, requeue the Read_symbols task. On error,
2929 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2930 dirindex parameter to constructor. Change all callers. Declare
2931 incompatible_warning and requeue.
2932 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2933 input_argument_ and input_group_ fields. Add them to
2934 constructor. Change all callers.
2935 (class Read_script): Add dirindex_ field. Add it to constructor.
2937 * archive.cc (Archive::setup): Remove input_objects parameter.
2939 (Archive::get_file_and_offset): Likewise.
2940 (Archive::read_all_symbols): Likewise.
2941 (Archive::read_symbols): Likewise.
2942 (Archive::get_elf_object_for_member): Remove input_objects
2943 parameter. Add punconfigured parameter. Change all callers.
2944 (Archive::add_symbols): Change return type to bool. Check return
2945 value of include_member.
2946 (Archive::include_all_members): Likewise.
2947 (Archive::include_member): Change return type to bool. Return
2948 false if first included object has incompatible target. Set
2949 included_member_ field.
2950 (Add_archive_symbols::run): If add_symbols returns false, requeue
2952 * archive.h (class Archive): Add included_member_ field.
2953 Initialize it in constructor. Add input_file and searched_for
2954 methods. Update declarations.
2955 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2956 input_argument_ fields. Add them to constructor. Change all
2958 * script.cc: Include "target-select.h".
2959 (class Parser_closure): Add skip_on_incompatible_target_ and
2960 found_incompatible_target_ fields. Add
2961 skip_on_incompatible_target parameter to constructor. Change all
2962 callers. Add methods skip_on_incompatible_target,
2963 clear_skip_on_incompatible_target, found_incompatible_target, and
2964 set_found_incompatible_target.
2965 (read_input_script): Add dirindex parameter. Change all callers.
2966 If parser finds an incompatible target, requeue Read_symbols
2968 (script_set_symbol): Clear skip_on_incompatible_target in
2970 (script_add_assertion, script_parse_option): Likewise.
2971 (script_start_sections, script_add_phdr): Likewise.
2972 (script_check_output_format): New function.
2973 * script.h (read_input_script): Update declaration.
2974 * script-c.h (script_check_output_format): Declare.
2975 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2976 (ignore_cmd): Remove OUTPUT_FORMAT.
2977 * fileread.cc (Input_file::Input_file): Add explicit this.
2978 (Input_file::will_search_for): New function.
2979 (Input_file::open): Add pindex parameter. Change all callers.
2980 * fileread.h (class Input_file): Add input_file_argument method.
2981 Declare will_search_for. Update declarations.
2982 * object.cc (make_elf_object): Add punconfigured parameter.
2984 * object.h (class Object): Make input_file public. Add
2985 searched_for method.
2986 (make_elf_object): Update declaration.
2987 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2989 * dirsearch.h (class Dirsearch): Update declaration.
2990 * options.h (class General_options): Add --warn-search-mismatch.
2991 * parameters.cc (Parameters::is_compatible_target): New function.
2992 * parameters.h (class Parameters): Declare is_compatible_target.
2993 * workqueue.cc (Workqueue::add_blocker): New function.
2994 * workqueue.h (class Workqueue): Declare add_blocker.
2996 * fileread.cc (Input_file::open): Remove options parameter.
2998 (Input_file::open_binary): Likewise.
2999 * script.cc (read_input_script): Likewise.
3000 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3001 options parameter from constructor. Change all callers.
3002 (class Read_script): Likewise.
3003 * fileread.h (class Input_file): Update declarations.
3004 * script.h (read_input_script): Update declaration.
3006 2009-03-10 Nick Clifton <nickc@redhat.com>
3008 * po/es.po: New Spanish translation.
3010 2009-03-06 Cary Coutant <ccoutant@google.com>
3012 * options.cc (parse_short_option): Keep dash_z from registering itself.
3014 2009-03-03 Ian Lance Taylor <iant@google.com>
3017 * target-reloc.h (relocate_section): Pass output_section to
3019 * i386.cc (Target_i386::should_apply_static_reloc): Add
3020 output_section parameter. Change all callers.
3021 (Target_i386::Relocate::relocate): Add output_section parameter.
3022 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3023 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3024 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3025 * testsuite/two_file_shared.sh: New script.
3026 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3027 (check_DATA): Add two_file_shared.dbg.
3028 (two_file_shared.dbg): New target.
3029 * testsuite/Makefile.in: Rebuild.
3031 2009-03-01 Ian Lance Taylor <iant@google.com>
3033 * configure.ac: Check for byteswap.h.
3034 * configure: Rebuild.
3035 * config.in: Rebuild.
3037 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3039 * layout.cc (Layout::find_or_add_kept_section): New function.
3040 (Layout::add_comdat): Removed.
3041 * layout.h (struct Kept_section): Move out of class Layout.
3042 Remove trailing underscores from field names. Add group_sections
3043 field. Rename group_ field to is_group. Change all uses.
3044 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3045 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3046 comdat_groups_ field.
3047 (Sized_relobj::include_section_group): Use
3048 find_or_add_kept_section and Kept_section::group_sections.
3049 (Sized_relobj::include_linkonce_section): Likewise.
3050 * object.cc (class Sized_relobj): Don't define Comdat_group or
3051 Comdat_group_table. Remove find_comdat_group and
3052 add_comdat_group. Remove comdat_groups_ field.
3053 * plugin.cc (include_comdat_group): Use
3054 Layout::find_or_add_kept_section.
3056 2009-02-28 Ian Lance Taylor <iant@google.com>
3058 * README: --gc-sections and map files are now supported. Document
3059 some build requirements.
3062 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3063 relocatable link set the value of the section symbol to zero.
3064 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3065 relocatable link don't include the section address in the local
3068 2009-02-27 Ian Lance Taylor <iant@google.com>
3071 * options.h (class Search_directory): Add is_system_directory.
3072 (class General_options): Declare is_in_system_directory.
3073 * options.cc (get_relative_sysroot): Make static.
3074 (get_default_sysroot): Make static.
3075 (General_optoins::is_in_system_directory): New function.
3076 * fileread.cc (Input_file::is_in_system_directory): New function.
3077 * fileread.h (class Input_file): Declare is_in_system_directory.
3078 * object.h (class Object): Add is_in_system_directory.
3079 (class Input_objects): Remove system_library_directory_ field.
3080 * object.cc (Input_objects::add_object): Don't set
3081 system_library_directory_.
3082 (input_objects::found_in_system_library_directory): Remove.
3083 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3084 parameter. Change all callers.
3085 (Symbol_table::sized_write_globals): Likewise.
3086 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3087 Call Object::is_in_system_directory.
3088 * symtab.h (class Symbol_table): Update declarations.
3091 * descriptors.h (Open_descriptor): Add is_on_stack field.
3092 * descriptors.cc (Descriptors::open): If the descriptor is on the
3093 top of the stack, remove it. Initialize is_on_stack field.
3094 (Descriptors::release): Only add pod to stack if it is not on the
3096 (Descriptors::close_some_descriptor): Clear stack_next and
3100 * output.cc (Output_section::find_starting_output_address): Rename
3101 from starting_output_address; add PADDR parameter; change return
3103 * output.h (class Output_section): Declare
3104 find_starting_output_address instead of starting_output_address.
3105 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3106 section symbol for which we can't find a merge section.
3109 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3110 hidden or internal, force the symbol to be local.
3111 * resolve.cc (Symbol::override_visibility): Define.
3112 (Symbol::override_base): Use override_visibility.
3113 (Symbol_table::resolve): Likewise.
3114 (Symbol::override_base_with_special): Likewise.
3115 (Symbol_table::override_with_special): If the visibility is hidden
3116 or internal, force the symbol to be local.
3117 * symtab.h (class Symbol): Add set_visibility and
3118 override_visibility.
3119 * testsuite/ver_test_1.sh: New file.
3120 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3121 (check_DATA): Add ver_test_1.syms.
3122 (ver_test_1.syms): New target.
3123 * testsuite/Makefile.in: Rebuild.
3125 2009-02-25 Cary Coutant <ccoutant@google.com>
3127 * layout.cc (Layout::choose_output_section): Don't rename sections
3128 when using a linker script that has a SECTIONS clause.
3129 * Makefile.in: Regenerate.
3131 * testsuite/Makefile.am (script_test_5.sh): New test case.
3132 * testsuite/Makefile.in: Regenerate.
3133 * testsuite/script_test_5.cc: New file.
3134 * testsuite/script_test_5.sh: New file.
3135 * testsuite/script_test_5.t: New file.
3137 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3139 * archive.cc (Archive::include_member): Update calls to add_symbols.
3140 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3141 the Layout argument.
3142 * dynobj.h (do_add_symbols): Add the Layout argument.
3143 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3145 * object.h (Object::add_symbols): Add the Layout argument.
3146 (Object::do_add_symbols): Add the Layout argument.
3147 (Sized_relobj::do_add_symbols): Add the Layout argument.
3148 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3149 Unify the two versions.
3150 (Add_plugin_symbols): Remove.
3151 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3152 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3153 (Add_plugin_symbols): Remove.
3154 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3155 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3156 (Add_symbols::run): Make it work with Pulginobj.
3158 2009-02-06 Ian Lance Taylor <iant@google.com>
3160 * object.cc (Sized_relobj::do_layout): Make info message start
3161 with lower case letter.
3163 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3165 * binary.cc: Fix file comment.
3167 * options.h (enum Incremental_disposition): Define.
3168 (class General_options): Add new options: --incremental,
3169 --incremental_changed, --incremental_unchanged,
3170 --incremental_unknown. Add incremental_disposition_ and
3171 implicit_incremental_ fields.
3172 (General_options::incremental_disposition): New function.
3173 (class Position_dependent_options): Add incremental_disposition
3175 (Position_dependent_options::copy_from_options): Set incremental
3177 * options.cc (General_options::parse_incremental_changed): New
3179 (General_options::parse_incremental_unchanged): New function.
3180 (General_options::parse_incremental_unknown): New function.
3181 (General_options::General_options): Initialize new fields
3182 incremental_disposition_ and implicit_incremental_.
3183 (General_options::finalize): Check for uasge of --incremental-*
3184 without --incremental.
3186 2009-02-06 Chris Demetriou <cgd@google.com>
3188 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3189 pointer and to report location as the file name associated with
3191 (gold_undefined_symbol_at_location): New function to replace the
3192 old gold_undefined_symbol functionality.
3193 * target-reloc.h (relocate_section): Update to use
3194 gold_undefined_symbol_at_location.
3195 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3196 Call gold_undefined_symbol function rather than gold_error.
3197 * errors.h (Errors::undefined_symbol): Take location as a
3198 string, rather than calculating it from a relocation.
3199 * errors.cc (Errors::fatal): Print "fatal error:" before the
3201 (Errors::error, Errors::error_at_location): Print "error: "
3202 before the formatted message.
3203 (Errors::undefined_symbol): Take location as a string, rather
3204 than calculating it from a relocation.
3205 (gold_undefined_symbol_at_location): New function akin to
3206 old gold_undefined_symbol, calculates location from relocation.
3207 (gold_undefined_symbol): Change to take only a Symbol pointer
3208 and to report location as the file name associated with the symbol.
3209 * testsuite/debug_msg.sh: Update for changed error messages.
3210 * testsuite/undef_symbol.sh: Likewise.
3212 2009-02-04 Duncan Sands <baldrick@free.fr>
3215 * reduced_debug_output.h
3216 (Output_reduced_debug_abbrev_section::failed): Use format for
3218 (Output_reduced_debug_info_section::faild): Likewise.
3220 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3222 * script.cc (Lazy_demangler): New class.
3223 (Version_script_info::get_symbol_version_helper): Demangle a
3226 2009-01-29 Cary Coutant <ccoutant@google.com>
3228 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3230 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3232 2009-01-28 Ian Lance Taylor <iant@google.com>
3234 * version.cc (version_string): Bump to 1.9.
3236 * gold.h: Include <cstring> and <stdint.h>.
3237 * version.cc: Include <cstdio>.
3238 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3240 * reduced_debug_output.cc (insert_into_vector): Rename from
3241 Insert_into_vector; change all callers. Use Swap_unaligned to
3242 avoid aliasing issue; remove union since it is unnecessary.
3244 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3246 * Makefile.am (CCFILES): Add gc.cc.
3248 * Makefile.in: Regenerate.
3249 * gold.cc (Gc_runner): New class.
3250 (queue_initial_tasks): Call garbage collection related tasks
3251 when corresponding options are invoked.
3252 (queue_middle_gc_tasks): New function.
3253 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3254 processed early before laying out sections during garbage collection.
3255 * gold.h (queue_middle_gc_tasks): New function.
3256 (is_prefix_of): Move from "layout.cc".
3257 * i386.cc (Target_i386::gc_process_relocs): New function.
3258 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3259 * main.cc (main): Create object of class "Garbage_collection".
3260 * object.cc (Relobj::copy_symbols_data): New function.
3261 (Relobj::is_section_name_included): New function.
3262 (Sized_relobj::do_layout): Allow this function to be called twice
3263 during garbage collection and defer layout of section during the
3265 * object.h (Relobj::get_symbols_data): New function.
3266 (Relobj::is_section_name_included): New function.
3267 (Relobj::copy_symbols_data): New function.
3268 (Relobj::set_symbols_data): New function.
3269 (Relobj::get_relocs_data): New function.
3270 (Relobj::set_relocs_data): New function.
3271 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3272 (Relobj::gc_process_relocs): New function.
3273 (Relobj::do_gc_process_relocs): New pure virtual function.
3274 (Relobj::sd_): New data member.
3275 (Sized_relobj::is_output_section_offset_invalid): New function.
3276 (Sized_relobj::do_gc_process_relocs): New function.
3277 * options.h (General_options::gc_sections): Modify to not be a no-op.
3278 (General_options::print_gc_sections): New option.
3279 * plugin.cc (Plugin_finish::run): Remove function call to
3280 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3281 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3282 * reloc.cc (Read_relocs::run): Add task to process relocs and
3283 determine unreferenced sections when doing garbage collection.
3284 (Gc_process_relocs): New class.
3285 (Sized_relobj::do_gc_process_relocs): New function.
3286 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3287 sections that are garbage collected.
3288 * reloc.h (Gc_process_relocs): New class.
3289 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3290 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3291 symbols whose corresponding sections are garbage collected.
3292 (Symbol_table::Symbol_table): Add new parameter for the garbage
3294 (Symbol_table::gc_mark_undef_symbols): New function.
3295 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3296 (Symbol_table::gc_mark_dyn_syms): New function.
3297 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3299 (Symbol_table::add_from_object): Likewise.
3300 (Symbol_table::add_from_relobj): When building shared objects, do not
3301 treat externally visible symbols as garbage.
3302 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3303 table information for static and relocatable links.
3304 * symtab.h (Symbol_table::set_gc): New function.
3305 (Symbol_table::gc): New function.
3306 (Symbol_table::gc_mark_undef_symbols): New function.
3307 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3308 (Symbol_table::gc_mark_dyn_syms): New function.
3309 (Symbol_table::gc_): New data member.
3310 * target.h (Sized_target::gc_process_relocs): New pure virtual
3312 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3313 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3315 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3317 * options.h (General_options::gc_sections): Define as a no-op for now.
3318 (General_options::no_keep_memory): Ditto.
3319 (General_options::Bshareable): Define.
3320 * options.cc (General_options::finalize): Honor -Bshareable.
3322 2009-01-20 Andreas Schwab <schwab@suse.de>
3324 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3325 read the value in the contents, since we don't use it. Use the
3326 template endianness when writing.
3327 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3329 2009-01-19 Andreas Schwab <schwab@suse.de>
3331 * configure.tgt (powerpc64-*): Fix targ_obj.
3333 2009-01-15 Ian Lance Taylor <iant@google.com>
3335 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3336 local symbols when stripping all symbols.
3338 2009-01-14 Cary Coutant <ccoutant@google.com>
3340 * output.cc (Output_reloc): Add explicit instantiations.
3342 2009-01-14 Cary Coutant <ccoutant@google.com>
3344 * archive.cc (Archive::get_elf_object_for_member): Remove call
3345 to File_read::claim_for_plugin.
3346 * descriptors.cc (Descriptors::open): Remove reference to
3348 (Descriptors::claim_for_plugin): Remove.
3349 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3350 (Descriptors::is_claimed): Remove.
3351 (claim_descriptor_for_plugin): Remove.
3352 * fileread.cc (File_read::claim_for_plugin): Remove.
3353 * fileread.h (File_read::claim_for_plugin): Remove.
3354 (File_read::descriptor): Reopen descriptor if necessary.
3355 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3356 (Plugin_manager::all_symbols_read): Add task parameter. Change
3358 (Plugin_manager::get_input_file): New function.
3359 (Plugin_manager::release_input_file): New function.
3360 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3361 corresponding data member.
3362 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3363 and pass to base constructor. Change all callers.
3364 (get_input_file, release_input_file): New functions.
3365 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3366 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3367 (Plugin_manager::all_symbols_read): Add task parameter.
3368 (Plugin_manager::get_input_file): New function.
3369 (Plugin_manager::release_input_file): New function.
3370 (Plugin_manager::task_): New data member.
3371 (Pluginobj::Pluginobj): Add filesize parameter.
3372 (Pluginobj::filename): New function.
3373 (Pluginobj::descriptor): New function.
3374 (Pluginobj::filesize): New function.
3375 (Pluginobj::filesize_): New data member.
3376 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3377 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3378 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3380 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3381 with archive libraries.
3382 * testsuite/Makefile.in: Regenerate.
3383 * testsuite/plugin_test.c (struct sym_info): New type.
3384 (get_input_file, release_input_file): New static variables.
3385 (onload): Capture new transfer vector entries.
3386 (claim_file_hook): Stop reading at end of file according to filesize.
3387 Factor out parsing of readelf output into separate function.
3388 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3389 APIs and get the source file name from the symbol table. Convert
3390 source file name to corresponding object file name. Print info
3391 message when adding new input files.
3392 (parse_readelf_line): New function.
3393 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3394 * testsuite/plugin_test_2.sh: Likewise.
3395 * testsuite/plugin_test_3.sh: Likewise.
3396 * testsuite/plugin_test_4.sh: New test case.
3398 2009-01-07 Ian Lance Taylor <iant@google.com>
3400 * version.cc (version_string): Bump to 1.8.
3402 2008-12-23 Cary Coutant <ccoutant@google.com>
3404 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3405 * plugin.cc (Plugin_manager::finish): Rename as
3406 layout_deferred_objects. Move cleanup to separate function.
3407 (Plugin_manager::cleanup): New function.
3408 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3410 * plugin.h (Plugin_manager::finish): Rename as
3411 layout_deferred_objects.
3412 (Plugin_manager::cleanup): New function.
3413 (Plugin_manager::cleanup_done): New field.
3415 2008-12-23 Cary Coutant <ccoutant@google.com>
3417 * plugin.cc (is_visible_from_outside): New function.
3418 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3419 so we don't return "IR only" status for exported symbols or -r links.
3421 * testsuite/Makefile.am (plugin_test_3): New test case.
3422 * testsuite/Makefile.in: Regenerate.
3423 * testsuite/plugin_test_3.sh: New file.
3425 2008-12-22 Cary Coutant <ccoutant@google.com>
3427 * object.cc (Sized_relobj::layout_section): New function.
3428 (Sized_relobj::do_layout): Defer layout of input sections until after
3429 plugin has provided replacement files.
3430 (Sized_relobj::do_layout_deferred_sections): New function.
3431 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3432 (Relobj::layout_deferred_sections): New function.
3433 (Relobj::do_layout_deferred_sections): New function.
3434 (Sized_relobj::do_layout_deferred_sections): New function.
3435 (Sized_relobj::layout_section): New function.
3436 (Sized_relobj::Deferred_layout): New structure.
3437 (Sized_relobj::deferred_layout_): New field.
3438 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3439 Change all callers. Layout deferred sections.
3440 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3442 (Plugin_hook::run): Move code from do_plugin_hook inline.
3443 (Plugin_hook::do_plugin_hook): Remove.
3444 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3445 (Plugin_manager::finish): Renamed, was cleanup.
3446 (Plugin_manager::should_defer_layout): New function.
3447 (Plugin_manager::add_deferred_layout_object): New function.
3448 (Plugin_manager::Deferred_layout_list): New type.
3449 (Plugin_manager::deferred_layout_objects_): New field.
3450 (Plugin_hook::do_plugin_hook): Remove.
3452 2008-12-17 Ian Lance Taylor <iant@google.com>
3454 * options.h (class General_options): Add --no case for
3457 2008-12-16 Cary Coutant <ccoutant@google.com>
3459 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3461 (Plugin_manager::claim_file): Create plugin object even if
3462 plugin did not call the add_symbols callback.
3463 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3464 asking for more symbols than were added.
3465 * testsuite/Makefile.am (plugin_test_1): Add test case with
3467 (empty.syms): New target.
3468 * testsuite/Makefile.in: Regenerate.
3469 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3470 message. Don't call add_symbols if no globals.
3471 (all_symbols_read_hook): Don't provide replacement for empty
3474 2008-12-12 Ian Lance Taylor <iant@google.com>
3476 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3477 r_type == 0 for a local symbol with r_sym == 0.
3478 (scan_relocatable_relocs): Pass r_sym to
3479 local_non_section_strategy.
3480 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3483 * configure.ac: Update test for TLS descriptors: they are
3484 supported as of glibc 2.9.
3485 * configure: Rebuild.
3487 2008-12-11 Ian Lance Taylor <iant@google.com>
3490 * target-reloc.h (Default_scan_relocatable_relocs): For each
3491 function, map r_type == 0 to RELOC_DISCARD.
3493 2008-12-10 Cary Coutant <ccoutant@google.com>
3495 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3496 object to override a kept COMDAT group from a plugin object.
3498 2008-12-09 Ian Lance Taylor <iant@google.com>
3501 * yyscript.y (file_cmd): Handle INPUT.
3503 * testsuite/initpri1.c: Change all declarations to be full
3504 prototypes by adding void, to avoid compiler warnings.
3506 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3508 * options.cc (General_options::parse_plugin_opt): New.
3509 (General_options::add_plugin): The argument now is just the filename.
3510 (General_options::add_plugin_option): New.
3511 * options.h (plugin_opt): New.
3512 (add_plugin): Change argument name.
3513 (add_plugin_option): New.
3514 * plugin.cc (Plugin::load): Don't parse the plugin option.
3515 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3516 (Plugin::add_option): New.
3517 (Plugin::args_): Change type.
3518 (Plugin::filename_): New.
3519 (Plugin_manager::add_plugin_option): New.
3520 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3521 * testsuite/Makefile.in: Regenerate.
3523 2008-12-05 Cary Coutant <ccoutant@google.com>
3525 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3526 Handle --strip-lto-sections option.
3527 * options.h (strip_lto_sections): New option.
3529 2008-12-01 Cary Coutant <ccoutant@google.com>
3531 * plugin.cc (ld_plugin_message): Change format parameter to const.
3532 Fix mismatch between new[] and delete.
3534 2008-11-14 Cary Coutant <ccoutant@google.com>
3536 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3539 2008-11-05 Craig Silverstein <csilvers@google.com>
3541 * options.cc (General_options::parse_dynamic_list): New function.
3542 * options.h (General_options): New flags dynamic_list,
3543 dynamic_list_data, dynamic_list_cpp_new, and
3544 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3545 (General_options::in_dynamic_list): New function.
3546 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3547 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3548 (Lex::can_continue_name): Likewise.
3550 (read_script_file): New parameter script_options.
3551 (read_dynamic_list): New function.
3552 (Script_options::define_dynamic_list): New function.
3553 (dynamic_list_keyword_parsecodes): New variable.
3554 (dynamic_list_keywords): New variable.
3555 * script.h (Script_options::define_dynamic_list): New function
3557 (read_dynamic_list): New function prototype.
3558 * symtab.cc (strprefix): New macro.
3559 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3560 dynamic_list_data, dynamic_list_cpp_new, and
3561 dynamic_list_cpp_typeinfo.
3562 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3563 (dynamic_list_expr): New rule.
3564 (dynamic_list_nodes): Likewise.
3565 (dynamic_list_node): Likewise.
3566 * testsuite/Makefile.am (dynamic_list): New test.
3567 * testsuite/Makefile.in: Regenerated.
3568 * testsuite/dynamic_list.t: New file.
3569 * testsuite/dynamic_list.sh: New file.
3571 2008-11-05 Craig Silverstein <csilvers@google.com>
3573 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3574 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3575 (t11_last): Likewise.
3576 * testsuite/ver_test_6.c (main): Likewise.
3578 2008-10-07 Cary Coutant <ccoutant@google.com>
3580 * options.c (General_options::finalize): Add check for -static and
3582 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3585 2008-10-02 Cary Coutant <ccoutant@google.com>
3587 * plugin.cc (make_sized_plugin_object): Fix conditional
3588 compilation to work when not all targets are enabled.
3590 2008-09-29 Cary Coutant <ccoutant@google.com>
3592 * archive.cc (Archive::get_file_and_offset): Use filename instead
3593 of name to get library path.
3594 (Archive::include_member): Unlock external member of a thin archive.
3596 * testsuite/Makefile.am (TEST_AR): New variable.
3597 (thin_archive_test_1): New test.
3598 (thin_archive_test_2): New test.
3599 * testsuite/Makefile.in: Regenerate.
3600 * testsuite/thin_archive_main.cc: New file.
3601 * testsuite/thin_archive_test_1.cc: New file.
3602 * testsuite/thin_archive_test_2.cc: New file.
3603 * testsuite/thin_archive_test_3.cc: New file.
3604 * testsuite/thin_archive_test_4.cc: New file.
3606 2008-09-29 Cary Coutant <ccoutant@google.com>
3608 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3609 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3611 (Sized_relobj::do_finalize_local_symbols): Likewise.
3612 (Sized_relobj::map_to_kept_section): Likewise.
3613 * object.h (Sized_relobj::invalid_address): New constant.
3614 (Sized_relobj::do_output_section_offset): Check for invalid_address
3616 * output.cc (Output_reloc::local_section_offset): Use constant
3617 invalid_address instead of -1U.
3618 (Output_reloc::get_address): Likewise.
3619 (Output_section::output_address): Change -1U to -1ULL.
3620 * output.h (Output_reloc::invalid_address): New constant.
3621 * reloc.cc (Sized_relobj::write_sections): Use constant
3622 invalid_address instead of -1U.
3623 (Sized_relobj::relocate_sections): Likewise.
3624 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3625 values for merge sections.
3626 * target-reloc.h (relocate_for_relocatable): Use constant
3627 invalid_address instead of -1U.
3629 2008-09-19 Cary Coutant <ccoutant@google.com>
3631 Add plugin functionality for link-time optimization (LTO).
3632 * configure.ac (plugins): Add --enable-plugins option.
3633 * configure: Regenerate.
3634 * config.in: Regenerate.
3635 * Makefile.am (LIBDL): New variable.
3636 (CCFILES): Add plugin.cc.
3637 (HFILES): Add plugin.h.
3638 (ldadd_var): Add LIBDL.
3639 * Makefile.in: Regenerate.
3641 * archive.cc: Include "plugin.h".
3642 (Archive::setup): Don't preread archive symbols when using a plugin.
3643 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3644 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3646 (Archive::include_member): Add symbols from plugin objects.
3647 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3648 * descriptors.cc (Descriptors::open): Check for file descriptors
3649 abandoned by plugins.
3650 (Descriptors::claim_for_plugin): New function.
3651 * descriptors.h (Descriptors::claim_for_plugin): New function.
3652 (Open_descriptor::is_claimed): New field.
3653 (claim_descriptor_for_plugin): New function.
3654 * fileread.cc (File_read::claim_for_plugin): New function.
3655 * fileread.h (File_read::claim_for_plugin): New function.
3656 (File_read::descriptor): New function.
3657 * gold.cc: Include "plugin.h".
3658 (queue_initial_tasks): Add task to call plugin hooks for generating
3660 * main.cc: Include "plugin.h".
3661 (main): Load plugin libraries.
3662 * object.h (Pluginobj): Declare.
3663 (Object::pluginobj): New function.
3664 (Object::do_pluginobj): New function.
3665 (Object::set_target): New function.
3666 * options.cc: Include "plugin.h".
3667 (General_options::parse_plugin): New function.
3668 (General_options::General_options): Initialize plugins_ field.
3669 (General_options::add_plugin): New function.
3670 * options.h (Plugin_manager): Declare.
3671 (General_options): Add --plugin option.
3672 (General_options::has_plugins): New function.
3673 (General_options::plugins): New function.
3674 (General_options::add_plugin): New function.
3675 (General_options::plugins_): New field.
3676 * plugin.cc: New file.
3677 * plugin.h: New file.
3678 * readsyms.cc: Include "plugin.h".
3679 (Read_symbols::do_read_symbols): Check for archive before checking
3680 for ELF file. Call plugin hooks to claim files.
3681 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3682 from a real object file; force override when processing replacement
3684 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3685 (Symbol::init_base_object): Likewise.
3686 (Symbol::init_base_output_data): Likewise.
3687 (Symbol::init_base_output_segment): Likewise.
3688 (Symbol::init_base_constant): Likewise.
3689 (Symbol::init_base_undefined): Likewise.
3690 (Symbol::output_section): Assert that object is not a plugin.
3691 (Symbol_table::add_from_pluginobj): New function.
3692 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3694 (Symbol_table::sized_write_globals): Likewise.
3695 (Symbol_table::add_from_pluginobj): Instantiate template.
3696 * symtab.h (Sized_pluginobj): Declare.
3697 (Symbol::in_real_elf): New function.
3698 (Symbol::set_in_real_elf): New function.
3699 (Symbol::in_real_elf_): New field.
3700 (Symbol_table::add_from_pluginobj): New function.
3702 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3703 (LIBDL): New variable.
3705 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3706 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3707 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3708 (MOSTLYCLEANFILES): Likewise.
3709 * testsuite/Makefile.in: Regenerate.
3710 * testsuite/plugin_test.c: New file.
3711 * testsuite/plugin_test_1.sh: New file.
3712 * testsuite/plugin_test_2.sh: New file.
3714 2008-09-16 Ian Lance Taylor <iant@google.com>
3716 * target-reloc.h (relocate_section): Check whether a symbol is
3717 defined by the ABI before reporting an undefined symbol error.
3718 * target.h (Target::is_defined_by_abi): Make parameter const.
3719 (Target::do_is_defined_by_abi): Likewise.
3720 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3721 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3722 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3723 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3724 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3725 * testsuite/Makefile.in: Rebuild.
3727 * fileread.cc (make_view): Add casts to avoid warning.
3729 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3731 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3732 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3734 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3736 * options.h (General_options::output_is_executable): New.
3737 (General_options::output_is_pie): New.
3738 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3739 for shared libraries.
3740 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3742 2008-09-11 Chris Demetriou <cgd@google.com>
3744 * options.h (origin): New -z option.
3745 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3746 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3749 2008-09-05 Cary Coutant <ccoutant@google.com>
3751 * fileread.cc (File_read::make_view): Add check for attempt to map
3754 2008-09-05 Cary Coutant <ccoutant@google.com>
3756 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3757 explicit instantiations.
3759 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3762 * options.cc (General_options::finalize): Allow undefined symbols
3763 in shlibs if linking -shared.
3766 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3767 symbols as not needing a dynsym entry.
3769 2008-08-20 Craig Silverstein <csilvers@google.com>
3771 * fileread.cc (File_read::open): Do not lock the file unless it
3772 was successfully opened.
3774 2008-08-14 Cary Coutant <ccoutant@google.com>
3776 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3777 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3778 * testsuite/tls_test.cc (struct int128): 128-bit struct
3779 for testing TLS relocs with non-zero addend.
3780 (v12): New TLS variable.
3782 (t_last): Add check for v12.
3783 * testsuite/tls_test.h (t12): New function.
3784 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3786 2008-08-13 Ian Lance Taylor <iant@google.com>
3788 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3789 set tls_segment_ or relro_segment_.
3790 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3792 * output.h (Output_section::clear_is_relro): New function.
3793 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3794 sections specially even when output_data_ is empty.
3795 (Output_segment::maximum_alignment): When first section is relro,
3796 only force alignment for PT_LOAD segments.
3797 * script.cc (script_data_segment_align): New function.
3798 (script_data_segment_relro_end): New function.
3799 * script-c.h (script_data_segment_align): Declare.
3800 (script_data_segment_relro_end): Declare.
3801 * script-sections.h (class Script_sections): Declare
3802 data_segment_align and data_segment_relro_end. Add fields
3803 segment_align_index_ and saw_relro_end_.
3804 * script-sections.cc (class Sections_element): Add set_is_relro
3805 virtual function. Add new bool* parameter to place_orphan_here.
3806 Add get_output_section virtual function.
3807 (class Output_section_definition): Add set_is_relro. Add new
3808 bool* parameter to place_orphan_here. Add get_output_section.
3809 Add is_relro_ field.
3810 (Output_section_definition::Output_section_definition): Initialize
3811 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3812 and is_relro_ fields.
3813 (Output_section_definition::place_orphan_here): Add is_relro
3815 (Output_section_definition::set_section_addresses): Set relro for
3817 (Output_section_definition::alternate_constraint): Likewise.
3818 (class Orphan_output_section): Add new bool* parameter to
3819 place_orphan_here. Add get_output_section.
3820 (Orphan_output_section::place_orphan_here): Add is_relro
3822 (Script_sections::Script_sections): Initialize
3823 data_segment_align_index_ and saw_relro_end_.
3824 (Script_sections::data_segment_align): New function.
3825 (Script_sections::data_segment_relro_end): New function.
3826 (Script_sections::place_orphan): Set or clear is_relro.
3827 (Script_sections::set_section_addresses): Force alignment of first
3829 * yyscript.y (exp): Call script_data_segment_align and
3830 script_data_segment_relro_end.
3831 * testsuite/relro_script_test.t: New file.
3832 * testsuite/relro_test.cc (using_script): Declare.
3833 (t1, t2): Test using_script.
3834 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3835 (relro_script_test_SOURCES): Define.
3836 (relro_script_test_DEPENDENCIES): Define.
3837 (relro_script_test_LDFLAGS): Define.
3838 (relro_script_test_LDADD): Define.
3839 (relro_script_test.so): New target.
3840 * testsuite/Makefile.in: Rebuild.
3842 2008-08-06 Cary Coutant <ccoutant@google.com>
3844 * archive.cc (Archive::total_archives, Archive::total_members)
3845 (Archive::total_members_loaded): New variables.
3846 (Archive::setup): Add parameter. Add option to preread
3848 (Archive::read_armap): Add counter.
3849 (Archive::get_file_and_offset): New function.
3850 (Archive::get_elf_object_for_member): New function.
3851 (Archive::read_all_symbols): New function.
3852 (Archive::read_symbols): New function.
3853 (Archive::add_symbols): Add counters.
3854 (Archive::include_all_members): Use armap to find members if it's
3856 (Archive::include_member): Skip reading symbols if already read.
3857 Factored code into Archive::get_file_and_offset and
3858 Archive::get_elf_object_for_member. Changed call to
3859 Mapfile::report_include_archive_member.
3860 (Archive::print_stats): New function.
3861 * archive.h: Declare Object and Read_symbols_data classes.
3862 (Archive::Archive): Add initializers for new members.
3863 (Archive::setup): Add parameter.
3864 (Archive::print_stats): New function.
3865 (Archive::total_archives, Archive::total_members)
3866 (Archive::total_members_loaded): New variables.
3867 (Archive::get_file_and_offset): New function.
3868 (Archive::get_elf_object_for_member): New function.
3869 (Archive::read_all_symbols): New function.
3870 (Archive::read_symbols): New function.
3871 (Archive::Archive_member): New class.
3872 (Archive::members_): New member.
3873 (Archive::num_members_): New member.
3874 * main.cc: Include archive.h.
3875 (main): Call Archive::print_stats.
3876 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3877 archive parameter; member_name is now the fully-decorated name.
3878 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3879 * options.h: (General_options): Add --preread-archive-symbols option.
3880 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3883 2008-08-04 Ian Lance Taylor <iant@google.com>
3885 * symtab.h (Symbol::use_plt_offset): New function.
3886 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3887 * powerpc.cc (Relocate::relocate): Likewise.
3888 * sparc.cc (Relocate::relocate): Likewise.
3889 * x86_64.cc (Relocate::relocate): Likewise.
3890 * testsuite/weak_plt.sh: New test.
3891 * testsuite/weak_plt_main.cc: New test.
3892 * testsuite/weak_plt_shared.cc: New test.
3893 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3894 (check_PROGRAMS): Add weak_plt.
3895 (check_DATA): Add weak_plt_shared.so.
3896 (weak_plt_main_pic.o, weak_plt): New targets.
3897 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3898 * testsuite/Makefile.in: Rebuild.
3900 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3902 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3903 * testsuite/Makefile.in: Rebuild.
3905 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3907 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3908 * Makefile.in: Regenerate.
3909 * po/POTFILES.in: Regenerate.
3911 2008-07-29 Ian Lance Taylor <iant@google.com>
3913 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3914 symbols before other symbols.
3915 * testsuite/script_test_2.cc (test_addr): Declare.
3916 (test_addr_alias): Declare.
3917 (main): Check that test_addr and test_addr_alias have the right
3919 * testsuite/script_test_2.t: Define test_addr_alias and
3922 2008-07-24 Ian Lance Taylor <iant@google.com>
3925 * descriptors.cc: New file.
3926 * descriptors.h: New file.
3927 * gold-threads.h (class Hold_optional_lock): New class.
3928 * fileread.cc: Include "descriptors.h".
3929 (File_read::~File_read): Release descriptor rather than closing
3931 (File_read::open) [file]: Call open_descriptor rather than open.
3932 Set is_descriptor_opened_.
3933 (File_read::open) [memory]: Assert that descriptor is not open.
3934 (File_read::reopen_descriptor): New function.
3935 (File_read::release): Release descriptor.
3936 (File_read::do_read): Make non-const. Reopen descriptor.
3937 (File_read::read): Make non-const.
3938 (File_read::make_view): Reopen descriptor.
3939 (File_read::do_readv): Likewise.
3940 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3941 Update declarations.
3942 * layout.cc: Include "descriptors.h".
3943 (Layout::create_build_id): Use open_descriptor rather than open.
3944 * output.cc: Include "descriptors.h".
3945 (Output_file::open): Use open_descriptor rather than open.
3946 * archive.cc (Archive::const_iterator): Change Archive to be
3948 (Archive::begin, Archive::end): Make non-const.
3949 (Archive::count_members): Likewise.
3950 * archive.h (class Archive): Update declarations.
3951 * object.h (Object::read): Make non-const.
3952 * Makefile.am (CCFILES): Add descriptors.cc.
3953 (HFILES): Add descriptors.h.
3954 * Makefile.in: Rebuild.
3957 * gold.h: Always include <clocale>. Add Solaris workarounds
3958 following code in binutils/sysdep.h.
3961 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3962 this->eh_frame_hdr_ is NULL before using it.
3964 * dynobj.cc (Versions::Versions): Update comment.
3966 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3967 the base version name.
3969 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3970 array size plus one.
3971 (Stringpool_template::set_string_offsets): Subtract one from key
3972 before using it as an array index.
3973 (Stringpool_template::get_offset_with_length): Likewise.
3974 (Stringpool_template::write_to_buffer): Likewise.
3975 * stringpool.h (Stringpool_template::get_offset_from_key):
3978 2008-07-23 Ian Lance Taylor <iant@google.com>
3981 * object.h (Merged_symbol_value::value): Do our best to handle a
3985 * script.cc (Version_script_info::get_versions): Don't add empty
3986 version tag to return value.
3987 (Version_script_info::get_symbol_version_helper): Change return
3988 type to bool. Add pversion parameter. Change all callers.
3989 (script_register_vers_node): Don't require a non-NULL tag.
3990 * script.h (class Version_script_info): Update declarations.
3991 (Version_script_info::get_symbol_version): Change return type to
3992 bool. Add version parameter. Change all callers.
3993 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3994 handling. Handle an empty version from a version script.
3995 (Symbol_table::define_special_symbol): Likewise.
3996 * testsuite/ver_test_10.script: New file.
3997 * testsuite/ver_test_10.sh: New file.
3998 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3999 (check_DATA): Add ver_test_10.syms.
4000 (ver_test_10.syms, ver_test_10.so): New target.
4001 * testsuite/Makefile.in: Rebuild.
4003 2008-07-23 Simon Baldwin <simonb@google.com>
4005 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4006 to zero for undefined symbols from dynamic libraries.
4008 2008-07-23 Ian Lance Taylor <iant@google.com>
4010 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4012 * symtab.h (class Symbol_table): Update declaration.
4013 * testsuite/ver_test_9.cc: New file.
4014 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4015 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4016 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4017 (ver_test_9.so, ver_test_9.o): New targets.
4018 * testsuite/Makefile.in: Rebuild.
4020 2008-07-22 Ian Lance Taylor <iant@google.com>
4022 * options.h (class General_options): Define --check-sections.
4023 * layout.cc (Layout::set_segment_offsets): Handle
4026 * options.h (class General_options): Define -n/--nmagic and
4028 * options.cc (General_options::finalize): For -n/--nmagic or
4029 -N/--omagic, set -static.
4030 * layout.cc (Layout::attach_allocated_section_to_segment): If
4031 -N/--omagic, don't put read-only and read-write sections in
4033 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4034 finding a read-only segment.
4035 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4036 don't set the minimum segment alignment to the common page size,
4037 and don't set the file offset to the address modulo the page size.
4038 * script-sections.cc (Script_sections::create_segments): If
4039 -n/--omagic, don't put read-only and read-write sections in
4042 * cref.cc: New file.
4044 * options.h (class General_options): Add --print-symbol-counts.
4045 * main.cc (main): Issue defined symbol report if requested.
4046 * archive.cc (Archive::interpret_header): Make into a const member
4048 (Archive::add_symbols): Call Input_objects::archive_start and
4050 (Archive::const_iterator): Define new class.
4051 (Archive::begin, Archive::end): New functions.
4052 (Archive::include_all_members): Rewrite to use iterator.
4053 (Archive::count_members): New function.
4054 * archive.h (class Archive): Update declarations.
4055 (Archive::filename): New function.
4056 * object.cc: Include "cref.h".
4057 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4058 (Sized_relobj::do_get_global_symbol_counts): New function.
4059 (Input_objects::add_object): Add object to cross-referencer.
4060 (Input_objects::archive_start): New function.
4061 (Input_objects::archive_stop): New function.
4062 (Input_objects::print_symbol_counts): New function.
4063 * object.h: Declare Cref and Archive.
4064 (Object::get_global_symbol_counts): New function.
4065 (Object::do_get_global_symbol_counts): New pure virtual function.
4066 (class Sized_relobj): Add defined_count_ field. Update
4068 (class Input_objects): Add cref_ field. Update constructor.
4069 Update declarations.
4070 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4072 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4074 (Sized_dynobj::do_get_global_symbol_counts): New function.
4075 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4076 defined_count_. Update declarations. Define Symbols typedef.
4077 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4078 parameter. Change all callers.
4079 (Symbol_table::add_from_dynobj): Add sympointers and defined
4080 parameters. Change all callers.
4081 * symtab.h (class Symbol_table): Update declarations.
4082 * Makefile.am (CCFILES): Add cref.cc.
4083 (HFILES): Add cref.h.
4084 * Makefile.in: Rebuild.
4086 2008-07-22 Simon Baldwin <simonb@google.com>
4088 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4089 to zero when writing undefined symbols.
4091 2008-07-22 Ian Lance Taylor <iant@google.com>
4093 * output.cc (Output_section::add_input_section): Don't try to
4094 merge empty merge sections.
4096 2008-07-21 Craig Silverstein <csilvers@google.com>
4098 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4099 Include symbol version in error message.
4101 2008-07-20 Chris Demetriou <cgd@google.com>
4103 * configure.ac (gold_cv_c_random_seed): New configured variable.
4104 (RANDOM_SEED_CFLAGS): New substituted variable.
4105 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4106 * configure: Rebuild.
4107 * Makefile.in: Likewise.
4108 * testsuite/Makefile.in: Likewise.
4110 2008-07-18 Ian Lance Taylor <iant@google.com>
4112 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4113 where we see NAME/NULL and NAME/VERSION as separate symbols.
4114 * testsuite/ver_test_main.cc (main): Call t4.
4115 (t4, t4_2a): Define.
4116 * testsuite/ver_test_2.cc (t4_2): Define.
4117 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4118 * testsuite/ver_test_4.cc (t4_2a): Define.
4119 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4120 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4122 2008-07-17 Ian Lance Taylor <iant@google.com>
4124 * dynobj.cc (Versions::add_def): If we give an error about a
4125 missing version, go ahead and create the version anyhow.
4127 2008-07-10 Ian Lance Taylor <iant@google.com>
4129 Handle output sections with more than 0x7fffffff bytes.
4130 * object.h (class Relobj): Change map_to_output_ to
4131 output_sections_, and just keep a section pointer. Change all
4132 uses. Move comdat group support to Sized_relobj.
4133 (Relobj::is_section_specially_mapped): Remove.
4134 (Relobj::output_section): Remove poff parameter. Change all
4136 (Relobj::output_section_offset): New function.
4137 (Relobj::set_section_offset): Rewrite.
4138 (Relobj::map_to_output): Remove.
4139 (Relobj::output_sections): New function.
4140 (Relobj::do_output_section_offset): New pure virtual function.
4141 (Relobj::do_set_section_offset): Likewise.
4142 (class Sized_relobj): Add section_offsets_ field. Add comdat
4143 group support from Relobj. Update declarations.
4144 (Sized_relobj::get_output_section_offset): New function.
4145 (Sized_relobj::do_output_section_offset): New function.
4146 (Sized_relobj::do_set_section_offset): New function.
4147 * object.cc (Relobj::output_section_address): Remove.
4148 (Sized_relobj::Sized_relobj): Initialize new fields.
4149 (Sized_relobj::include_section_group): Cast find_kept_object to
4151 (Sized_relobj::include_linkonce_section): Likewise.
4152 (Sized_relobj::do_layout): Use separate arrays for output section
4154 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4156 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4157 output_sections and section_offsets.
4158 (Sized_relobj::write_local_symbols): Likewise.
4159 (map_to_kept_section): Compute output address directly.
4160 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4161 output_sections and section_offsets.
4162 (Sized_relobj::write_sections): Likewise.
4163 (Sized_relobj::relocate_sections): Likewise.
4164 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4165 * output.h (class Output_reloc): Update declarations. Change
4166 u2_.relobj to Sized_relobj*.
4167 (class Output_data_reloc): Change add functions to use
4169 * output.cc (Output_reloc::Output_reloc): Change relobj to
4171 (Output_reloc::local_section_offset): Change return type to
4172 Elf_Addr. Use get_output_section_offset.
4173 (Output_reloc::get_address): Likewise.
4174 (Output_section::is_input_address_mapped): Don't call
4175 is_section_specially_mapped.
4176 (Output_section::output_offset): Likewise.
4177 (Output_section::output_address): Likewise.
4178 (Output_section::starting_output_address): Likewise.
4179 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4180 parameter to Sized_relobj*.
4181 (Copy_relocs::need_copy_reloc): Likewise.
4182 (Copy_relocs::save): Likewise.
4183 * copy-relocs.h (class Copy_relocs): Update declarations.
4184 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4185 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4186 * target-reloc.h (relocate_for_relocatable): Change
4187 offset_in_output_section type to Elf_Addr. Change code that uses
4189 * layout.cc (Layout::layout): Always set *off.
4190 * mapfile.cc (Mapfile::print_input_section): Use
4191 output_section_offset.
4192 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4194 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4195 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4196 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4198 2008-07-03 Ian Lance Taylor <iant@google.com>
4200 * layout.cc (Layout::include_section): Do not discard unrecognized
4201 SHT_STRTAB sections.
4203 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4205 * script.cc (Lex::can_continue_name): Make '?' allowable in
4206 version-script names.
4207 * testsuite/version_script.map: Change glob pattern to use '?'
4209 2008-06-30 Manish Singh <yosh@gimp.org>
4212 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4215 2008-06-30 Ian Lance Taylor <iant@google.com>
4219 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4220 versions]: Don't try to read the value in the contents, since we
4221 don't use it. Use the template endianness when writing.
4223 2008-06-25 Cary Coutant <ccoutant@google.com>
4225 * fileread.cc (File_read::make_view): Assert on zero-length view.
4226 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4227 symbol table when there are no symbols to read.
4229 2008-06-23 Craig Silverstein <csilvers@google.com>
4231 * version.cc (version_string): Bump to 1.7
4233 2008-06-18 Craig Silverstein <csilvers@google.com>
4235 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4236 constant 0xFFFF to type Valtype.
4237 (Powerpc_relocate_functions::rel16_ha): Likewise.
4239 2008-06-17 Ian Lance Taylor <iant@google.com>
4241 * output.h (Output_section::Input_section): Initialize p2align_ to
4242 zero for Output_section_data constructors.
4243 (Output_section::Input_section::addralign): If not an input
4244 section, return the alignment of the Output_section_data.
4245 * testsuite/copy_test.cc: New file.
4246 * testsuite/copy_test_1.cc: New file.
4247 * testsuite/copy_test_2.cc: New file.
4248 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4249 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4250 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4251 (copy_test_1_pic.o, copy_test_1.so): New targets.
4252 (copy_test_2_pic.o, copy_test_2.so): New targets.
4253 * testsuite/Makefile.in: Rebuild.
4255 * script-sections.cc (Script_sections::place_orphan): Initialize
4256 local variable exact.
4258 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4260 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4262 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4263 David S. Miller <davem@davemloft.net>
4265 * powerpc.cc: New file.
4266 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4267 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4268 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4269 * Makefile.in: Rebuild.
4271 2008-06-09 Ian Lance Taylor <iant@google.com>
4273 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4275 (throwing, orig_terminate): New static variables.
4276 (terminate_handler): New static function.
4277 (t2): Set terminate handler.
4279 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4282 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4285 2008-05-30 Cary Coutant <ccoutant@google.com>
4287 * archive.cc (Archive::include_all_members) Correct to step
4288 over symbol table and extended name table in thin archives.
4290 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4293 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4296 2008-05-28 Caleb Howe <cshowe@google.com>
4298 * reduced_debug_output.cc: New file.
4299 * reduced_debug_output.h: New file.
4300 * options.h (class General_options): Add --strip-debug-non-line.
4301 * options.cc (General_options::finalize): Add strip_debug_non_line
4302 to the strip heirarchy.
4303 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4305 * layout.cc: Include "reduced_debug_output.h".
4306 (Layout::Layout): Initialize new fields.
4307 (line_only_debug_sections): New static array.
4308 (is_lines_only_debug_sections): New static inline function.
4309 (Layout::include_section): Handle --strip-debug-non-line.
4310 (Layout::make_output_section): If --strip-debug-non-line, build
4311 new output sections for .debug_abbrev and .debug_info.
4312 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4313 gold. Warn about possible overflow.
4314 (read_signed_LEB_128): Likewise.
4315 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4316 (read_signed_LEB_128): Declare.
4317 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4318 (HFILES): Add reduced_debug_output.h.
4319 * Makefile.in: Rebuild.
4321 2008-05-21 Ian Lance Taylor <iant@google.com>
4323 * mapfile.cc: New file.
4324 * mapfile.h: New file.
4325 * options.h (class General_options): Add -M/--print-map and -Map.
4326 * options.cc (General_options::finalize): Make -M equivalent to
4328 * main.cc: Include <cstdio> and "mapfile.h".
4329 (main): Open mapfile if requested.
4330 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4331 constructor. Change caller.
4332 (queue_initial_tasks): Add mapfile parameter. Change caller.
4333 (queue_middle_tasks): Likewise.
4334 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4336 * archive.cc: Include "mapfile.h".
4337 (Archive::add_symbols): Add mapfile parameter. Change all
4338 callers. Pass mapfile, symbol, and reason to include_member.
4339 (Archive::include_all_members): Add mapfile parameter. Change all
4341 (Archive::include_member): Add mapfile, sym, and why parameters.
4342 Change all callers. Report inclusion to map file.
4343 * archive.h: Include "fileread.h".
4344 (class Archive): Update declarations.
4345 (Archive::file): New const method.
4346 (class Add_archive_symbols): Add mapfile_ field. Update
4347 constructor. Change all callers.
4348 * readsyms.h (class Read_symbols): Likewise.
4349 (class Finish_group): Likewise.
4350 (class Read_script): Likewise.
4351 * common.cc: Include "mapfile.h".
4352 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4354 (Symbol_table::do_allocate_commons): Likewise.
4355 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4356 symbol allocation to mapfile.
4357 * common.h (class Allocate_commons_task): Add mapfile_ field.
4358 Update constructor. Change all callers.
4359 * symtab.h (class Symbol_table): Update declarations.
4360 * layout.cc: Include "mapfile.h".
4361 (Layout_task_runner::run): Print information to mapfile.
4362 (Layout::create_gold_note): Change Output_data_fixed_space to
4363 Output_data_zero_fill.
4364 (Layout::create_build_id): Likewise.
4365 (Layout::print_to_mapfile): New function.
4366 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4367 constructor. Change caller.
4368 (class Layout): Declare print_to_mapfile.
4369 * output.cc (Output_section::Input_section::print_to_mapfile): New
4371 (Output_section::add_input_section): If producing a map, always
4372 add to input_sections_ list.
4373 (Output_section::do_print_to_mapfile): New function.
4374 (Output_segment::print_sections_to_mapfile): New function.
4375 (Output_segment::print_section_list_to_mapfile): New function.
4376 * output.h: Include "mapfile.h".
4377 (Output_data::print_to_mapfile): New function.
4378 (Output_data::do_print_to_mapfile): New virtual function.
4379 (Output_segment_headers::do_print_to_mapfile): New function.
4380 (Output_file_header::do_print_to_mapfile): New function.
4381 (Output_data_const::do_print_to_mapfile): New function.
4382 (class Output_data_const_buffer): Add map_name_ field. Update
4383 constructor. Change all callers. Add do_print_to_mapfile
4385 (class Output_data_fixed_space): Likewise.
4386 (class Output_data_space): Likewise.
4387 (class Output_data_zero_fill): New class.
4388 (Output_data_strtab::do_print_to_mapfile): New function.
4389 (Output_data_reloc_base::do_print_to_mapfile): New function.
4390 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4391 (Output_data_group::do_print_to_mapfile): New function.
4392 (Output_data_got::do_print_to_mapfile): New function.
4393 (Output_data_dynamic::do_print_to_mapfile): New function.
4394 (Output_symtab_xindex::do_print_to_mapfile): New function.
4395 (class Output_section): Declare do_print_to_mapflie. Declare
4396 print_to_mapfile in Input_section.
4397 (class Output_segment): Declare new functions.
4398 * object.h (Sized_relobj::symbol_count): New function.
4399 * script-sections.cc
4400 (Output_section_element_dot_assignment::set_section_addresses):
4401 Change Output_data_fixed_space to Output_data_zero_fill.
4402 (Output_data_expression::do_print_to_mapfile): New function.
4403 * script.cc (read_input_script): Add mapfile parameter. Change
4405 * script.h (read_input_script): Update declaration.
4406 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4407 (Eh_frame::do_print_to_mapfile): New function.
4408 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4409 (Output_merge_string::do_print_to_mapfile): New function.
4410 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4412 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4414 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4416 * Makefile.am (CCFILES): Add mapfile.cc.
4417 (HFILES): Add mapfile.h.
4418 * Makefile.in: Rebuild.
4420 2008-05-19 Ian Lance Taylor <iant@google.com>
4422 * options.h (class General_options): Add -z relro.
4423 * layout.cc (Layout::Layout): Initialize relro_segment_.
4424 (Layout::add_output_section_data): Return the output section.
4425 (Layout::make_output_section): Rcognize relro sections and mark
4427 (Layout::attach_allocated_section_to_segment): Put relro sections
4428 in a PT_GNU_RELRO segment.
4429 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4431 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4433 (Layout::linkonce_mapping): Map d.rel.ro.local to
4435 (Layout::output_section_name): Us .data.rel.ro.local for any
4436 section which begins with that.
4437 * layout.h (class Layout): Update add_output_section_data
4438 declaration. Add relro_segment_ field.
4439 * output.cc (Output_section::Output_section): Initialize is_relro_
4440 and is_relro_local_ fields.
4441 (Output_segment::add_output_section): Group relro sections.
4442 (Output_segment::is_first_section_relro): New function.
4443 (Output_segment::maximum_alignment): If there is a relro section,
4444 align the segment to the common page size.
4445 (Output_segment::set_section_addresses): Track whether we are
4446 looking at relro sections. If the last section is a relro
4447 section, align to the common page size.
4448 (Output_segment::set_section_list_addresses): Add in_relro
4449 parameter. Change all callers. Align to the page size when
4450 moving from relro to non-relro section.
4451 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4453 * output.h (class Output_section): Add is_relro_ and
4454 is_relro_local_ fields.
4455 (Output_section::is_relro): New function.
4456 (Output_section::set_is_relro): New function.
4457 (Output_section::is_relro_local): New function.
4458 (Output_section::set_is_relro_local): New function.
4459 (class Output_segment): Update declarations.
4460 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4461 * sparc.cc (Target_sparc::got_section): Likewise.
4462 * x86_64.cc (Target_x86_64::got_section): Likewise.
4463 * testsuite/relro_test_main.cc: New file.
4464 * testsuite/relro_test.cc: New file.
4465 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4466 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4467 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4468 (relro_test.so, relro_test_pic.o): New targets.
4469 * testsuite/Makefile.in: Rebuild.
4471 2008-05-16 Ian Lance Taylor <iant@google.com>
4473 * output.cc (Output_segment::add_output_section): Remove front
4475 * output.h (class Output_segment): Remove
4476 add_initial_output_section and overloaded add_output_section.
4477 Update declaration of remaining add_output_section.
4478 * layout.cc (Layout::create_interp): Call add_output_section
4479 rather than add_initial_output_section.
4480 (Layout::finish_dynamic_section): Likewise.
4482 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4483 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4484 know the dynamic type.
4485 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4486 field. Initialize it in constructor.
4487 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4488 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4489 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4492 * output.cc (Output_reloc::get_address): Change return type to
4494 * output.h (class Output_reloc): Update get_address declaration.
4495 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4496 for section addresses.
4498 2008-05-09 Ian Lance Taylor <iant@google.com>
4501 * gold.cc (gold_nomem): Use return value of write.
4503 2008-05-08 Ian Lance Taylor <iant@google.com>
4505 * symtab.c (Symbol::init_base_output_data): Add version
4506 parameter. Change all callers.
4507 (Symbol::init_base_output_segment): Likewise.
4508 (Symbol::init_base_constant): Likewise.
4509 (Symbol::init_base_undefined): Likewise.
4510 (Sized_symbol::init_output_data): Likewise.
4511 (Sized_symbol::init_output_segment): Likewise.
4512 (Sized_symbol::init_constant): Likewise.
4513 (Sized_symbol::init_undefined): Likewise.
4514 (Symbol_table::do_define_in_output_data): If the new symbol has a
4515 version, mark it as the default.
4516 (Symbol_table::do_define_in_output_segment): Likewise.
4517 (Symbol_table::do_define_as_constant): Likewise.
4518 * symtab.h (class Symbol): Update declarations.
4519 (class Sized_symbol): Likewise.
4520 * resolve.cc (Symbol::override_version): New function.
4521 (Symbol::override_base): Call override_version.
4522 (Symbol::override_base_with_special): Likewise.
4523 * testsuite/ver_script_8.script: New file.
4524 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4525 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4526 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4527 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4529 2008-05-06 Ian Lance Taylor <iant@google.com>
4532 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4534 (class General_options): Remove existing --undefined, and add
4535 --no-undefined instead. Add new --undefined as synonym for -u.
4536 * archive.cc (Archive::add_symbols): Check whether symbol was
4538 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4539 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4540 all uses. Add IS_UNDEFINED. Update declarations to split
4541 different versions of init_base. Declare init_base_undefined.
4542 (Symbol::is_defined): Handle IS_UNDEFINED.
4543 (Symbol::is_undefined): Likewise.
4544 (Symbol::is_weak_undefined): Call is_undefined.
4545 (Symbol::is_absolute): Handle IS_CONSTANT.
4546 (class Sized_symbol): Update declarations to split different
4547 versions of init. Declare init_undefined.
4548 (class Symbol_table): Declare new functions.
4549 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4551 (Symbol::init_base_output_data): Likewise.
4552 (Symbol::init_base_output_segment): Likewise.
4553 (Symbol::init_base_constant): Likewise.
4554 (Symbol::init_base_undefined): New function.
4555 (Sized_symbol::init_object): Rename from init. Change all
4557 (Sized_symbol::init_output_data): Likewise.
4558 (Sized_symbol::init_output_segment): Likewise.
4559 (Sized_symbol::init_constant): Likewise.
4560 (Sized_symbol::init_undefined): New function.
4561 (Symbol_table::add_undefined_symbols_from_command_line): New
4563 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4565 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4566 (Symbol::output_section): Likewise.
4567 (Symbol::set_output_section): Likewise.
4568 (Symbol_table::sized_finalize_symbol): Likewise.
4569 (Symbol_table::sized_write_globals): Likewise.
4570 * resolve.cc (Symbol_table::should_override): Likewise.
4571 (Symbol::override_base_with_special): Likewise.
4573 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4574 symbol, change it to have default visibility.
4575 * testsuite/protected_1.cc: New file.
4576 * testsuite/protected_2.cc: New file.
4577 * testsuite/protected_3.cc: New file.
4578 * testsuite/protected_main_1.cc: New file.
4579 * testsuite/protected_main_2.cc: New file.
4580 * testsuite/protected_main_3.cc: New file.
4581 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4582 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4583 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4584 (protected_1.so): New target.
4585 (protected_1_pic.o, protected_2_pic.o): New targets.
4586 (protected_3_pic.o): New target.
4587 (check_PROGRAMS): Add protected_2.
4588 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4589 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4590 * testsuite/Makefile.in: Rebuild.
4592 * options.h (DEFINE_var): Add set_user_set_##varname__.
4593 (DEFINE_bool_alias): New macro.
4594 (class General_options): Define -Bstatic using DEFINE_bool_alias
4595 rather than DEFINE_special. Add --undefined as an alias for -z
4597 * options.cc (General_options::parse_Bstatic): Remove.
4599 * options.h (class General_options): Add --fatal-warnings.
4600 * main.cc (main): Implement --fatal-warnings.
4601 * errors.h (Errors::warning_count): New function.
4603 * options.h (class General_options): Add -Bsymbolic-functions.
4604 * symtab.h (Symbol::is_preemptible): Check for
4605 -Bsymbolic-functions.
4607 2008-05-05 Ian Lance Taylor <iant@google.com>
4609 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4610 as noVARNAME rather than no-VARNAME.
4611 (class General_options): Add option -z combreloc.
4612 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4614 (Output_reloc::sort_before) [SHT_REL]: New function.
4615 (Output_reloc::sort_before) [SHT_RELA]: New function.
4616 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4617 Sort_relocs_comparison.
4618 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4619 parameter. Change all callers.
4620 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4621 sort_relocs parameter. Change all callers.
4622 * output.cc (Output_reloc::get_address): New function, broken out
4624 (Output_reloc::write_rel): Call it.
4625 (Output_reloc::compare): New function.
4626 (Output_data_reloc_base::do_write): Optionally sort relocs.
4628 * configure.ac: If targ_extra_obj is set, link it in.
4629 * configure.tgt: Initialize all variables.
4630 (x86_64*): Set targ_extra_obj and targ_extra_size.
4631 * configure: Rebuild.
4633 * object.cc (Sized_relobj::include_section_group): Adjust section
4634 indexes read from group data. Build vector to pass to
4636 * layout.cc (Layout::layout_group): Add flags and shndxes
4637 parameters. Remove contents parameter. Change caller. Update
4638 explicit instantiations.
4639 * layout.h (class Layout): Update layout_group declaration.
4640 * output.cc (Output_data_group::Output_data_group): Add flags and
4641 input_shndxes parameters. Remove contents parameter. Change
4643 (Output_data_group::do_write): Change input_sections_ to
4645 * output.h (class Output_data_group): Update constructor
4646 declaration. Rename input_sections_ to input_shndxes_.
4647 * testsuite/many_sections_test.cc: Add template.
4649 2008-04-30 Cary Coutant <ccoutant@google.com>
4651 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4653 * layout.cc (Layout::include_section): Refactored check for debug
4655 (Layout::add_comdat): Add new parameters. Change type
4656 of signature parameter. Add object and shndx to signatures table.
4657 (Layout::find_kept_object): New function.
4658 * layout.h: Include <cstring>.
4659 (Layout::is_debug_info_section): New function.
4660 (Layout::add_comdat): Add new parameters.
4661 (Layout::find_kept_object): New function.
4662 (Layout::Kept_section): New struct.
4663 (Layout::Signatures): Change type of map range.
4664 * object.cc (Relobj::output_section_address): New function.
4665 (Sized_relobj::include_section_group): Add new parameters. Change
4666 calls to Layout::add_comdat. Change to build table of kept comdat
4667 groups and table mapping discarded sections to kept sections.
4668 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4669 (Sized_relobj::do_layout): Change calls to include_section_group and
4670 include_linkonce_section.
4671 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4672 value to zero when section is discarded.
4673 (Sized_relobj::map_to_kept_section): New function.
4674 * object.h (Relobj::output_section_address): New function.
4675 (Relobj::Comdat_group): New type.
4676 (Relobj::find_comdat_group): New function.
4677 (Relobj::Comdat_group_table): New type.
4678 (Relobj::Kept_comdat_section): New type.
4679 (Relobj::Kept_comdat_section_table): New type.
4680 (Relobj::add_comdat_group): New function.
4681 (Relobj::set_kept_comdat_section): New function.
4682 (Relobj::get_kept_comdat_section): New function.
4683 (Relobj::comdat_groups_): New field.
4684 (Relobj::kept_comdat_sections_): New field.
4685 (Symbol_value::input_value): Update comment.
4686 (Sized_relobj::map_to_kept_section) New function.
4687 (Sized_relobj::include_linkonce_section): Add new parameter.
4688 * target-reloc.h (Comdat_behavior): New type.
4689 (get_comdat_behavior): New function.
4690 (relocate_section): Add code to map a discarded section to the
4691 corresponding kept section when applying a relocation.
4693 2008-04-30 Craig Silverstein <csilvers@google.com>
4695 * dwarf_reader.cc (next_generation_count): New static var.
4696 (Addr2line_cache_entry): New struct.
4697 (addr2line_cache): New static var.
4698 (Dwarf_line_info::one_addr2line): Added caching.
4699 (Dwarf_line_info::clear_addr2line_cache): New function.
4700 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4701 cache-size parameter.
4702 (Dwarf_line_info::one_addr2line_cache): New function.
4703 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4704 new cache-size argument to one_addr2line(), and clear cache.
4706 2008-04-28 Cary Coutant <ccoutant@google.com>
4708 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4709 R_386_PC8 relocations.
4711 2008-04-23 Ian Lance Taylor <iant@google.com>
4713 * object.cc (Sized_relobj::include_section_group): Check for
4714 invalid section group.
4716 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4719 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4720 than read for file header.
4721 * archive.cc (Archive::include_member): Likewise.
4723 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4725 * aclocal.m4: Regenerate.
4726 * configure: Regenerate.
4728 2008-04-19 Ian Lance Taylor <iant@google.com>
4730 * version.cc (version_string): Bump to 1.6.
4732 * testsuite/Makefile.am (many_sections_r_test): New target.
4733 (many_sections_r_test_SOURCES): Remove.
4734 (many_sections_r_test_DEPENDENCIES): Remove.
4735 (many_sections_r_test_LDFLAGS): Remove.
4736 (many_sections_r_test_LDADD): Remove.
4738 * object.cc (Sized_relobj::do_add_symbols): Always pass
4739 local_symbol_count_ to add_from_relobj.
4741 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4742 every thousand variables.
4743 * testsuite/Makefile.in: Rebuild.
4745 * object.cc (Xindex::initialize_symtab_xindex): New function.
4746 (Xindex::read_symtab_xindex): New function.
4747 (Xindex::sym_xindex_to_shndx): New function.
4748 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4750 (Sized_relobj::do_initialize_xindex): New function.
4751 (Sized_relobj::do_read_symbols): Adjust section links.
4752 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4753 parameter. Change all callers.
4754 (Sized_relobj::include_section_group): Adjust section links and
4755 symbol section indexes.
4756 (Sized_relobj::do_layout): Adjust section links.
4757 (Sized_relobj::do_count_local_symbols): Adjust section links and
4758 symbol section indexes.
4759 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4760 ordinary and special symbols.
4761 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4762 dynsym_xindex parameters. Change all callers. Adjust section
4763 links. Use SHN_XINDEX when needed.
4764 (Sized_relobj::get_symbol_location_info): Adjust section links.
4765 Don't get fooled by special symbols.
4766 * object.h (class Xindex): Define.
4767 (class Object): Add xindex_ parameter. Declare virtual functoin
4768 do_initialize_xindex.
4769 (Object::adjust_sym_shndx): New function.
4770 (Object::set_xindex): New protected function.
4771 (class Symbol_value): Add is_ordinary_shndx_ field.
4772 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4773 (Symbol_value::value): Assert ordinary section.
4774 (Symbol_value::initialize_input_to_output_map): Likewise.
4775 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4777 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4779 (class Sized_relobj): Update declarations.
4780 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4781 parameter. Change all callers.
4782 (Sized_relobj::adjust_shndx): New function.
4783 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4785 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4786 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4787 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4788 (Sized_dynobj::read_dynsym_section): Adjust section links.
4789 (Sized_dynobj::read_dynamic): Likewise.
4790 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4792 (Sized_dynobj::do_initialize_xindex): New function.
4793 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4794 do_initialize_xindex.
4795 (Sized_dynobj::adjust_shndx): New function.
4796 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4797 dynsym_xindex_ fields.
4798 (Layout::finalize): Add a call to set_section_indexes before
4799 creating the symtab sections.
4800 (Layout::set_section_indexes): Don't do anything if the section
4801 already has a section index.
4802 (Layout::create_symtab_sections): Add shnum parameter. Change
4803 caller. Create .symtab_shndx section if needed.
4804 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4806 (Layout::allocated_output_section_count): New function.
4807 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4809 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4810 fields. Update declarations.
4811 (Layout::symtab_xindex): New function.
4812 (Layout::dynsym_xindex): New function.
4813 (class Write_symbols_task): Add layout_ field.
4814 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4816 * output.cc (Output_section_headers::Output_section_headers): Add
4817 shstrtab_section parameter. Change all callers.
4818 (Output_section_headers::do_sized_write): Store overflow values
4819 for section count and section string table section index in
4820 section header zero.
4821 (Output_file_header::do_sized_write): Check for overflow of
4822 section count and section string table section index.
4823 (Output_symtab_xindex::do_write): New function.
4824 (Output_symtab_xindex::endian_do_write): New function.
4825 * output.h (class Output_section_headers): Add shstrtab_section_.
4826 Update declarations.
4827 (class Output_symtab_xindex): Define.
4828 (Output_section::has_out_shndx): New function.
4829 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4831 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4833 (Sized_symbol::init): Likewise.
4834 (Symbol::output_section): Check for ordinary symbol.
4835 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4836 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4838 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4839 Change all callers. Simplify handling of symbols from sections
4840 not included in the link.
4841 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4843 (Weak_alias_sorter::operator()): Assert that symbols are
4845 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4847 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4848 parameters. Change all callers.
4849 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4850 symbol distinction. Use SHN_XINDEX when needed.
4851 (Symbol_table::write_section_symbol): Add symtab_xindex
4852 parameter. Change all callers.
4853 (Symbol_table::sized_write_section_symbol): Likewise. Use
4854 SHN_XINDEX when needed.
4855 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4857 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4858 (Symbol::is_defined): Check is_ordinary.
4859 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4860 (Symbol::is_absolute, Symbol::is_common): Likewise.
4861 (class Sized_symbol): Update declarations.
4862 (class Symbol_table): Update declarations.
4863 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4864 parameters. Change all callers.
4865 (Sized_symbol::override): Likewise.
4866 (Symbol_table::override): Likewise.
4867 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4868 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4869 is_ordinary, and orig_st_shndx parameters. Change all callers.
4870 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4871 to be in an ordinary section.
4872 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4873 object and is_ordinary parameters. Change all callers.
4874 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4875 Change all callers. Don't add undefined or non-ordinary symbols
4877 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4879 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4881 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4882 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4883 (Sized_relobj::relocate_sections): Likewise.
4884 * target-reloc.h (scan_relocs): Adjust section symbol index.
4885 (scan_relocatable_relocs): Likewise.
4886 * i386.cc (Scan::local): Check for ordinary symbols.
4887 * sparc.cc (Scan::local): Likewise.
4888 * x86_64.cc (Scan::local): Likewise.
4889 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4890 to symbol_section_and_value.
4891 * testsuite/many_sections_test.cc: New file.
4892 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4893 (check_PROGRAMS): Add many_sections_test.
4894 (many_sections_test_SOURCES): Define.
4895 (many_sections_test_DEPENDENCIES): Define.
4896 (many_sections_test_LDFLAGS): Define.
4897 (BUILT_SOURCES): Add many_sections_define.h.
4898 (many_sections_define.h): New target.
4899 (BUILT_SOURCES): Add many_sections_check.h.
4900 (many_sections_check.h): New target.
4901 (check_PROGRAMS): Add many_sections_r_test.
4902 (many_sections_r_test_SOURCES): Define.
4903 (many_sections_r_test_DEPENDENCIES): Define.
4904 (many_sections_r_test_LDFLAGS): Define.
4905 (many_sections_r_test_LDADD): Define.
4906 (many_sections_r_test.o): New target.
4907 * testsuite/Makefile.in: Rebuild.
4909 2008-04-17 Cary Coutant <ccoutant@google.com>
4911 * errors.cc (Errors::info): New function.
4912 (gold_info): New function.
4913 * errors.h (Errors::info): New function.
4914 * gold.h (gold_info): New function.
4915 * object.cc (Input_objects::add_object): Print trace output.
4916 * options.cc (options::parse_set): New function.
4917 (General_options::parse_wrap): Deleted.
4918 (General_options::General_options): Deleted initializer.
4919 * options.h (options::String_set): New typedef.
4920 (options::parse_set): New function.
4921 (DEFINE_set): New macro.
4922 (General_options::wrap): Changed to use DEFINE_set. Changed
4923 callers of any_wrap_symbols and is_wrap_symbol.
4924 (General_options::trace, General_options::trace_symbol):
4926 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4927 (General_options::wrap_symbols_): Deleted.
4928 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4930 2008-04-17 David S. Miller <davem@davemloft.net>
4932 * options.cc (General_options::parse_V): New function.
4933 * options.h: Add entries for -V and -Qy.
4935 2008-04-17 Ian Lance Taylor <iant@google.com>
4937 * common.cc (Symbol_table::allocate_commons): Remove options
4938 parameter. Change caller.
4939 (Symbol_table::do_allocate_commons): Remove options parameter.
4940 Change caller. Just call do_allocate_commons_list twice.
4941 (Symbol_table::do_allocate_commons_list): New function, broken out
4942 of do_allocate_commons.
4943 * common.h (class Allocate_commons_task): Remove options_ field.
4945 * symtab.cc (Symbol_table::Symbol_table): Initialize
4947 (Symbol_table::add_from_object): Put TLS common symbols on
4949 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4950 which are IN_OUTPUT_DATA.
4951 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4952 allocate_commons and do_allocate_commons declarations. Declare
4953 do_allocate_commons_list.
4954 * gold.cc (queue_middle_tasks): Update creation of
4955 Allocate_commons_task to not pass options.
4956 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4957 (TLS_TEST_C_FLAGS): New variable.
4958 (tls_test_c_pic.o): New target.
4959 (tls_test_shared.so): Link in tls_test_c_pic.o.
4960 (tls_test_c_pic_ie.o): New target.
4961 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4962 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4963 (tls_test_c.o): New target.
4964 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4965 (tls_pic_test_LDADD): Likewise.
4966 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4967 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4968 (tls_test_c_gnu2.o): New target.
4969 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4971 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4972 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4973 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4974 * testsuite/tls_test.cc: Include "config.h".
4975 (t_last): Call t11_last.
4976 * testsuite/tls_test.h (t11, t11_last): Declare.
4977 * testsuite/tls_test_c.c: New file.
4978 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4979 * configure.ac: Check for OpenMP support.
4980 * configure, config.in, Makefile.in: Rebuild.
4981 * testsuite/Makefile.in: Rebuild.
4983 2008-04-16 Cary Coutant <ccoutant@google.com>
4985 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4986 (Target_i386::tls_base_symbol_defined_): New field.
4987 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4988 (Target_i386::Scan::global): Likewise.
4989 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4990 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4991 (Target_x86_64::tls_base_symbol_defined_): New field.
4992 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4993 (Target_x86_64::Scan::global): Likewise.
4995 2008-04-16 Cary Coutant <ccoutant@google.com>
4997 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4998 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4999 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5000 building shared libraries.
5001 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5002 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5003 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5004 * testsuite/Makefile.in: Rebuild.
5005 * testsuite/weak_undef.h: New file.
5006 * testsuite/weak_undef_file1.cc: Add extra test cases.
5007 * testsuite/weak_undef_file2.cc: Likewise.
5008 * testsuite/weak_undef_test.cc: Likewise.
5010 2008-04-16 David S. Miller <davem@davemloft.net>
5012 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5013 Add issued_non_pic_error_ field. Declare check_non_pic.
5014 (Target_sparc::Scan::check_non_pic): New function.
5015 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5016 (Target_sparc::Scan::global): Likewise.
5018 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5019 * configure: Rebuild.
5021 * options.h (DEFINE_enable): New macro.
5022 (new_dtags): New enable option.
5023 (initfirst, interpose, loadfltr, nodefaultlib,
5024 nodelete, nodlopen, nodump): New -z options.
5025 * layout.cc (Layout:finish_dynamic_section): If new
5026 dtags enabled, emit DT_RUNPATH. Also, emit a
5027 DT_FLAGS_1 containing any specified -z flags.
5029 2008-04-16 Ian Lance Taylor <iant@google.com>
5031 * copy-relocs.cc: New file.
5032 * copy-relocs.h: New file.
5033 * reloc.cc: Remove Copy_relocs code.
5034 * reloc.h: Likewise.
5035 * reloc-types.h (struct Reloc_types) [both versions]: Add
5036 get_reloc_addend_noerror.
5037 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5038 variants of add_global which take an addend which must be zero.
5039 * i386.cc: Include "copy-relocs.h".
5040 (class Target_i386): Change type of copy_relocs_ to variable,
5042 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5044 (Target_i386::do_finalize_sections): Change handling of
5046 * sparc.cc: Include "copy-relocs.h".
5047 (class Target_sparc): Change type of copy_relocs_ to variable,
5049 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5051 (Target_sparc::do_finalize_sections): Change handling of
5053 * x86_64.cc: Include "copy-relocs.h".
5054 (class Target_x86_64): Change type of copy_relocs_ to variable,
5056 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5057 class. Change all callers.
5058 (Target_x86_64::do_finalize_sections): Change handling of
5060 * Makefile.am (CCFILES): Add copy-relocs.cc.
5061 (HFILES): Add copy-relocs.h.
5063 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5065 * testsuite/script_test_4.sh: Permit leading zeroes.
5067 2008-04-15 Ian Lance Taylor <iant@google.com>
5069 * script-sections.cc (Script_sections::create_segments): Use
5070 header_size_adjustment even when there is enough room for the
5072 * testsuite/script_test_4.sh: New file.
5073 * testsuite/script_test_4.t: New file.
5074 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5075 (check_DATA): Add script_test_4.stdout.
5076 (MOSTLYCLEANFILES): Likewise.
5077 (script_test_4): New target.
5078 (script_test_4.stdout): New target.
5079 * testsuite/Makefile.in: Rebuild.
5081 * sparc.cc: Add definitions for Output_data_plt_sparc class
5084 2008-04-14 David S. Miller <davem@davemloft.net>
5086 * sparc.cc: New file.
5087 * Makefile.am (TARGETSOURCES): Add sparc.cc
5088 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5089 * configure.tgt: Document targ_extra_size and
5090 targ_extra_big_endian. Add entries for sparc-* and
5092 * configure.ac: Handle targ_extra_size and
5093 targ_extra_big_endian.
5094 * Makefile.in: Rebuild.
5095 * configure: Likewise.
5096 * po/POTFILES.in: Likewise.
5097 * po/gold.pot: Likewise.
5099 2008-04-14 Ian Lance Taylor <iant@google.com>
5101 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5102 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5103 in the name/type/flags to section mapping. Don't call
5104 allocate_output_section.
5105 (Layout::choose_output_section): Change parameter from adjust_name
5106 to is_input_section. Don't permit input sections after sections
5107 are attached to segments. Don't call allocate_output_section.
5108 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5109 not write_enable_output_section.
5110 (Layout::make_output_section): Don't push to
5111 unattached_section_list_ nor call attach_to_segment. Call
5112 attach_section_to_segment if sections are attached.
5113 (Layout::attach_sections_to_segments): New function.
5114 (Layout::attach_section_to_segment): New function.
5115 (Layout::attach_allocated_section_to_segment): Rename from
5116 attach_to_segment. Remove flags parameter.
5117 (Layout::allocate_output_section): Remove function.
5118 (Layout::write_enable_output_section): Remove function.
5119 * layout.h (class Layout): Update for above changes. Add new
5120 field sections_are_attached_.
5121 * output.h (Output_section::update_flags_for_input_section): New
5123 * output.cc (Output_section::add_input_section): Call
5124 update_flags_for_input_section.
5125 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5127 2008-04-11 Cary Coutant <ccoutant@google.com>
5129 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5130 thought unnecessary.
5131 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5133 2008-04-11 Ian Lance Taylor <iant@google.com>
5135 * output.h (class Output_section_data): Remove inline definition
5137 * output.cc (Output_section_data::set_addralign): New function.
5139 2008-04-11 Cary Coutant <ccoutant@google.com>
5141 Add support for TLS descriptors for i386 and x86_64.
5142 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5143 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5144 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5146 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5147 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5148 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5150 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5151 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5152 Fix problem with initial-exec relocations.
5153 (Target_i386::Relocate::relocate_tls): Likewise.
5154 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5156 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5157 support for section-plus-offset dynamic table entries.
5158 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5159 (Output_data_dynamic::Dynamic_entry): Add support for
5160 section-plus-offset dynamic table entries.
5161 (Output_data_dynamic::Classification): Likewise.
5162 (Output_data_dynamic::classification_): Renamed offset_.
5163 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5164 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5165 (Target_x86_64::make_plt_section): New function.
5166 (Target_x86_64::reserve_tlsdesc_entries): New function.
5167 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5168 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5169 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5170 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5171 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5172 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5173 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5174 add extra PLT entry for TLS descriptors.
5175 (Output_data_plt_x86_64::got_): New field.
5176 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5177 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5179 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5181 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5182 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5183 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5184 R_386_TLS_DESC_CALL relocations.
5185 (Target_x86_64::Scan::global): Likewise.
5186 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5187 for TLS descriptors.
5188 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5189 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5190 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5191 GD-to-IE relaxation.
5192 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5193 and TLS_DESCRIPTORS.
5194 * Makefile.in: Rebuild.
5195 * configure: Rebuild.
5196 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5197 (tls_test_shared2.so): New target.
5198 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5199 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5200 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5201 (tls_shared_gd_to_ie_test_LDADD): New variable.
5202 (tls_shared_gnu2_gd_to_ie_test): New target.
5203 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5205 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5206 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5207 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5208 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5209 (tls_shared_gnu2_test): New target.
5210 (tls_test_gnu2_shared.so): New target.
5211 (tls_shared_gnu2_test_SOURCES): New variable.
5212 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5213 (tls_shared_gnu2_test_LDFLAGS): New variable.
5214 (tls_shared_gnu2_test_LDADD): New variable.
5215 * testsuite/Makefile.in: Rebuild.
5216 * testsuite/Makefile.
5218 2008-04-11 Ian Lance Taylor <iant@google.com>
5220 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5222 * testsuite/Makefile.in: Rebuild.
5224 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5226 * testsuite/script_test_2.cc (main): Adjust test.
5228 2008-04-11 David S. Miller <davem@davemloft.net>
5229 Ian Lance Taylor <iant@google.com>
5231 * options.h (General_options): Add entries for '-Y' and
5233 * options.cc (General_options:finalize): If -Y was used, add those
5234 entries to the library path instead of the default "/lib" and
5237 2008-04-11 David S. Miller <davem@davemloft.net>
5239 * testsuite/justsyms.t: Start at 0x100.
5240 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5241 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5243 * testsuite/script_test_2.cc: Adjust string and section length
5246 2008-04-09 Ian Lance Taylor <iant@google.com>
5249 * script-sections.cc (Sections_element::allocate_to_segment): Add
5251 (Output_section_definition::allocate_to_segment): Likewise.
5252 (Orphan_output_section::allocate_to_segment): Likewise.
5253 (Script_sections::attach_sections_using_phdrs_clause): Don't
5254 propagate non-PT_LOAD segments to orphan sections.
5255 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5256 readelf rather than objdump.
5257 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5258 .interp section and PT_INTERP segment are the same size.
5259 * testsuite/Makefile.in: Rebuild.
5261 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5262 aliases for symbols defined in the same object.
5263 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5264 (weak_alias_test_SOURCES): New variable.
5265 (weak_alias_test_DEPENDENCIES): New variable.
5266 (weak_alias_test_LDFLAGS): New variable.
5267 (weak_alias_test_LDADD): New variable.
5268 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5269 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5270 (weak_alias_test_3.o): New target.
5271 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5272 * testsuite/weak_alias_test_main.cc: New file.
5273 * testsuite/weak_alias_test_1.cc: New file.
5274 * testsuite/weak_alias_test_2.cc: New file.
5275 * testsuite/weak_alias_test_3.cc: New file.
5277 2008-04-08 Ian Lance Taylor <iant@google.com>
5279 * options.h (class General_options): Add --noinhibit-exec option.
5280 * main.cc (main): Check --noinhibit-exec.
5282 * options.h (class General_options): Define --wrap as a special
5283 option. Add wrap_symbols_ field.
5284 (General_options::any_wrap_symbols): New function.
5285 (General_options::is_wrap_symbol): New function.
5286 * options.cc (General_options::parse_wrap): New function.
5287 (General_options::General_options): Initialize wrap_symbols_.
5288 * symtab.cc (Symbol_table::wrap_symbol): New function.
5289 (Symbol_table::add_from_object): Handle --wrap.
5290 * symtab.h (class Symbol_table): Declare wrap_symbol.
5291 * target.h (Target::wrap_char): New function.
5292 (Target::Target_info): Add wrap_char field.
5293 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5294 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5295 * testsuite/testfile.cc (Target_test::test_target_info):
5298 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5301 * layout.h (class Layout): Add added_eh_frame_data_ field.
5302 * layout.cc (Layout::Layout): Initialize new field.
5303 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5304 output section until we find a section we merged successfully.
5305 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5306 that the size be non-zero.
5308 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5311 2008-04-08 Craig Silverstein <csilvers@google.com>
5313 * configure.ac: Export new conditional variable HAVE_ZLIB.
5314 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5316 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5317 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5319 2008-04-07 Ian Lance Taylor <iant@google.com>
5321 * version.cc (version_string): Set to "1.5".
5323 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5324 Add issued_non_pic_error_ field. Declare check_non_pic.
5325 (Target_x86_64::Scan::check_non_pic): New function.
5326 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5327 (Target_x86_64::Scan::global): Likewise.
5329 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5330 addend parameter. Change caller. Handle merge sections.
5331 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5332 Address to Addend. Don't add in the result of
5333 local_section_offset, pass down the addend and use the returned
5335 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5336 Update declarations of local_section_offset and symbol_value.
5337 * testsuite/two_file_test_1.cc (t18): New function.
5338 * testsuite/two_file_test_2.cc (f18): New function.
5339 * testsuite/two_file_test_main.cc (main): Call t18.
5340 * testsuite/two_file_test.h (t18, f18): Declare.
5342 * configure.ac: Don't test for objdump, c++filt, or readelf.
5343 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5345 (TEST_READELF): New variable.
5346 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5347 (check_PROGRAMS): Add two_file_strip_test.
5348 (two_file_strip_test): New target.
5349 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5350 (two_file_same_shared_strip_test_SOURCES): New variable.
5351 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5352 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5353 (two_file_same_shared_strip_test_LDADD): New variable.
5354 (two_file_shared_strip.so): New target.
5355 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5356 (ver_test_5.syms, ver_test_7.syms): Likewise.
5357 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5358 (strip_test_3.stdout): Use TEST_OBJDUMP.
5359 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5361 2008-04-04 Cary Coutant <ccoutant@google.com>
5363 * symtab.h (Symbol::is_weak_undefined): New function.
5364 (Symbol::is_strong_undefined): New function.
5365 (Symbol::is_absolute): New function.
5366 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5367 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5369 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5370 (weak_undef_test): New target.
5371 * testsuite/Makefile.in: Rebuild.
5372 * testsuite/weak_undef_file1.cc: New file.
5373 * testsuite/weak_undef_file2.cc: New file.
5374 * testsuite/weak_undef_test.cc: New file.
5376 2008-04-03 Craig Silverstein <csilvers@google.com>
5378 * compressed_output.h (class Output_compressed_section): Use
5380 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5382 (zlib_compressed_suffix): Removed.
5383 (Output_compressed_section::set_final_data_size): Use unsigned
5385 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5386 Fix linker invocation.
5387 (flagstest_o_specialfile_and_compress_debug_sections):
5389 * testsuite/Makefile.in: Regenerated.
5391 2008-04-02 David S. Miller <davem@davemloft.net>
5393 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5394 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5396 2008-04-02 Craig Silverstein <csilvers@google.com>
5400 2008-04-02 Ian Lance Taylor <iant@google.com>
5402 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5403 parameters. Update for new key type to views_. Change all
5405 (File_read::read): Adjust for byteshift in returned view.
5406 (File_read::add_view): New function, broken out of
5408 (File_read::make_view): New function, broken out of
5410 (File_read::find_or_make_view): Add offset and aligned
5411 parameters. Rewrite accordingly. Change all callers.
5412 (File_read::get_view): Add offset and aligned parameters. Adjust
5413 for byteshift in return value.
5414 (File_read::get_lasting_view): Likewise.
5415 * fileread.h (class File_read): Update declarations.
5416 (class File_read::View): Add byteshift_ field. Add byteshift to
5417 constructor. Add byteshift method.
5418 * archive.h (Archive::clear_uncached_views): New function.
5419 (Archive::get_view): Add aligned parameter. Change all callers.
5420 * object.h (Object::get_view): Add aligned parameter. Change all
5422 (Object::get_lasting_view): Likewise.
5424 * fileread.cc (File_read::release): Don't call clear_views if
5425 there are multiple objects.
5426 * fileread.h (File_read::clear_uncached_views): New function.
5427 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5430 2008-03-31 Cary Coutant <ccoutant@google.com>
5432 Add thin archive support.
5433 * archive.cc (Archive::armagt): New const.
5434 (Archive::setup): Remove task parameter and calls to unlock.
5435 (Archive::unlock_nested_archives): New function.
5436 (Archive::read_header): Add nested_off parameter. Change
5438 (Archive::interpret_header): Likewise.
5439 (Archive::include_all_members): Change to handle thin
5441 (Archive::include_member): Likewise.
5442 * archive.h (Archive::Archive): Add new parameters and
5444 (Archive::armagt): New const.
5445 (Archive::setup): Remove task parameter.
5446 (Archive::unlock_nested_archives): New function.
5447 (Archive::read_header): Add nested_off parameter.
5448 (Archive::interpret_header): Likewise.
5449 (Archive::Nested_archive_table): New typedef.
5450 (Archive::is_thin_archive_): New field.
5451 (Archive::nested_archives_): New field.
5452 (Archive::options_): New field.
5453 (Archive::dirpath_): New field.
5454 (Archive::task_): New field.
5455 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5456 for thin archives. Pass additional parameters to
5457 Archive::Archive. Unlock the archive file after calling
5460 2008-03-29 Ian Lance Taylor <iant@google.com>
5462 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5463 version symbol to be local.
5464 * testsuite/ver_test_4.sh: New file.
5465 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5466 (check_DATA): Add ver_test_4.syms.
5467 (ver_test_4.syms): New target.
5468 * testsuite/Makefile.in: Rebuild.
5471 (Output_section::Input_section_sort_entry::has_priority): New
5473 (Output_section::Input_section_sort_entry::match_file_name): New
5475 (Output_section::Input_section_sort_entry::match_section_name):
5477 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5479 (Output_section::Input_section_sort_entry::match_section_file):
5481 (Output_section::Input_section_sort_compare::operator()): Rewrite
5482 using new Input_section_sort_entry functions. Sort crtbegin and
5483 crtend first. Sort sections with no priority before sections with
5485 * testsuite/initpri1.c (d3): Check j != 4.
5486 (cd5): New constructor/destructor function.
5487 (main): Check j != 2.
5489 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5490 new symbol when resolving, don't call set_is_default.
5491 * testsuite/ver_test_7.cc: New file.
5492 * testsuite/ver_test_7.sh: New file.
5493 * testsuite/Makefile.am (ver_test_7.so): New target.
5494 (ver_test_7.o): New target.
5495 (check_SCRIPTS): Add ver_test_7.sh.
5496 (check_DATA): Add ver_test_7.syms.
5497 (ver_test_7.syms): New target.
5499 2008-03-28 Ian Lance Taylor <iant@google.com>
5501 * layout.cc (Layout::layout): If we see an input section with a
5502 name that needs sorting, set the must_sort flag for the output
5504 (Layout::make_output_section): If the name of the output section
5505 indicates that it might require sorting, set the may_sort flag.
5506 * output.h (Output_section::may_sort_attached_input_sections): New
5508 (Output_section::set_may_sort_attached_input_sections): New
5510 (Output_section::must_sort_attached_input_sections): New
5512 (Output_section::set_must_sort_attached_input_sections): New
5514 (class Output_section): Declare Input_section_sort_entry. Define
5515 Input_section_sort_compare. Declare
5516 sort_attached_input_sections. Add new fields:
5517 may_sort_attached_input_sections_,
5518 must_sort_attached_input_sections_,
5519 attached_input_sections_are_sorted_.
5520 * output.cc (Output_section::Output_section): Initialize new
5522 (Output_section::add_input_section): Add an entry to
5523 input_sections_ if may_sort or must_sort are true.
5524 (Output_section::set_final_data_size): Call
5525 sort_attached_input_sections if necessary.
5526 (Output_section::Input_section_sort_entry): Define new class.
5527 (Output_section::Input_section_sort_compare::operator()): New
5529 (Output_section::sort_attached_input_sections): New function.
5530 * configure.ac: Check whether the compiler supports constructor
5531 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5532 * testsuite/initpri1.c: New file.
5533 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5534 CONSTRUCTOR_PRIORITY.
5535 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5536 (initpri1_LDFLAGS): New variable.
5537 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5539 2008-03-27 Ian Lance Taylor <iant@google.com>
5541 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5542 * testsuite/common_test_1.c: New file.
5543 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5544 (common_test_1_SOURCES): New variable.
5545 (common_test_1_DEPENDENCIES): New variable.
5546 (common_test_1_LDFLAGS): New variable.
5548 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5549 and commons_ correctly when NAME/VERSION does not override
5551 * testsuite/ver_test_6.c: New file.
5552 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5553 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5554 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5556 2008-03-26 Ian Lance Taylor <iant@google.com>
5558 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5559 of an undefined symbol from a version script.
5560 * testsuite/Makefile.am (ver_test_5.so): New target.
5561 (ver_test_5.o): New target.
5562 (check_SCRIPTS): Add ver_test_5.sh.
5563 (check_DATA): Add ver_test_5.syms.
5564 (ver_test_5.syms): New target.
5565 * testsuite/ver_test_5.cc: New file.
5566 * testsuite/ver_test_5.script: New file.
5567 * testsuite/ver_test_5.sh: New file.
5568 * Makefile.in, testsuite/Makefile.in: Rebuild.
5571 Fix problems building gold with gcc 4.3.0.
5572 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5573 (gold_error_at_location, gold_warning_at_location): Use it.
5574 * configure.ac: Check whether we can compile and use a template
5575 function with a printf attribute.
5576 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5577 when jumping over bytes.
5578 * object.cc: Instantiate Object::read_section_data.
5579 * debug.h: Include <cstring>
5580 * dwarf_reader.cc: Include <algorithm>
5581 * main.cc: Include <cstring>.
5582 * options.cc: Include <cstring>.
5583 * output.cc: Include <cstring>.
5584 * script.cc: Include <cstring>.
5585 * script.h: Include <string>.
5586 * symtab.cc: Include <cstring> and <algorithm>.
5587 * target-select.cc: Include <cstring>.
5588 * version.cc: Include <string>.
5589 * testsuite/testmain.cc: Include <cstdlib>.
5590 * configure, config.in: Rebuild.
5592 2008-03-25 Ian Lance Taylor <iant@google.com>
5594 * options.cc: Include "../bfd/bfdver.h".
5595 (options::help): Print bug reporting address.
5597 * version.cc (print_version): Adjust output for current value of
5602 * options.cc (options::help): Print list of supported targets.
5603 * target-select.h: Include <vector>.
5604 (class Target_selector): Make machine_, size_, and is_big_endian_
5605 fields const. Add bfd_name_ and instantiated_target_ fields.
5606 (Target_selector::Target_selector): Add bfd_name parameter.
5607 (Target_selector::recognize): Make non-virtual, call
5609 (Target_selector::recognize_by_name): Make non-virtual, call
5610 do_recognize_by_name.
5611 (Target_selector::supported_names): New function.
5612 (Target_selector::bfd_name): New function.
5613 (Target_selector::do_instantiate_target): New pure virtual
5615 (Target_selector::do_recognize): New virtual function.
5616 (Target_selector::do_recognize_by_name): New virtual function.
5617 (Target_selector::instantiate_target): New private function.
5618 (supported_target_names): Declare.
5619 * target-select.cc (Target_selector::Target_selector): Update for
5620 new parameter and fields.
5621 (select_target_by_name): Check that the name matches before
5622 calling recognize_by_name.
5623 (supported_target_names): New function.
5624 * i386.cc (class Target_selector_i386): Update Target_selector
5625 constructor call. Remove recognize and recognize_by_name. Add
5626 do_instantiate_target.
5627 * x86_64.cc (class Target_selector_x86_64): Likewise.
5628 * testsuite/testfile.cc (class Target_selector_test): Update for
5629 changes to Target_selector.
5631 * README: Rewrite, with some notes on unsupported features.
5633 2008-03-24 Cary Coutant <ccoutant@google.com>
5635 * i386.cc (Target_i386::Got_type): New enum declaration.
5636 (Target_i386::Scan::local): Updated callers of Output_data_got
5638 (Target_i386::Scan::global): Likewise.
5639 (Target_i386::Relocate::relocate): Likewise.
5640 (Target_i386::Relocate::relocate_tls): Likewise.
5641 * object.h (Got_offset_list): New class.
5642 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5643 (Sized_relobj::local_got_offset): Likewise.
5644 (Sized_relobj::set_local_got_offset): Likewise.
5645 (Sized_relobj::local_has_tls_got_offset): Removed.
5646 (Sized_relobj::local_tls_got_offset): Removed.
5647 (Sized_relobj::set_local_tls_got_offset): Removed.
5648 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5649 * output.cc (Output_data_got::add_global): Added got_type parameter.
5650 (Output_data_got::add_global_with_rel): Likewise.
5651 (Output_data_got::add_global_with_rela): Likewise.
5652 (Output_data_got::add_global_pair_with_rel): New function.
5653 (Output_data_got::add_global_pair_with_rela): New function.
5654 (Output_data_got::add_local): Added got_type parameter.
5655 (Output_data_got::add_local_with_rel): Likewise.
5656 (Output_data_got::add_local_with_rela): Likewise.
5657 (Output_data_got::add_local_pair_with_rel): New function.
5658 (Output_data_got::add_local_pair_with_rela): New function.
5659 (Output_data_got::add_global_tls): Removed.
5660 (Output_data_got::add_global_tls_with_rel): Removed.
5661 (Output_data_got::add_global_tls_with_rela): Removed.
5662 (Output_data_got::add_local_tls): Removed.
5663 (Output_data_got::add_local_tls_with_rel): Removed.
5664 (Output_data_got::add_local_tls_with_rela): Removed.
5665 * output.h (Output_data_got::add_global): Added got_type parameter.
5666 (Output_data_got::add_global_with_rel): Likewise.
5667 (Output_data_got::add_global_with_rela): Likewise.
5668 (Output_data_got::add_global_pair_with_rel): New function.
5669 (Output_data_got::add_global_pair_with_rela): New function.
5670 (Output_data_got::add_local): Added got_type parameter.
5671 (Output_data_got::add_local_with_rel): Likewise.
5672 (Output_data_got::add_local_with_rela): Likewise.
5673 (Output_data_got::add_local_pair_with_rel): New function.
5674 (Output_data_got::add_local_pair_with_rela): New function.
5675 (Output_data_got::add_global_tls): Removed.
5676 (Output_data_got::add_global_tls_with_rel): Removed.
5677 (Output_data_got::add_global_tls_with_rela): Removed.
5678 (Output_data_got::add_local_tls): Removed.
5679 (Output_data_got::add_local_tls_with_rel): Removed.
5680 (Output_data_got::add_local_tls_with_rela): Removed.
5681 * resolve.cc (Symbol::override_base_with_special): Removed
5682 reference to has_got_offset_ field.
5683 * symtab.cc (Symbol::init_fields): Replaced initialization
5684 of got_offset_ with got_offsets_. Removed initialization
5686 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5687 (Symbol::got_offset): Likewise.
5688 (Symbol::set_got_offset): Likewise.
5689 (Symbol::has_tls_got_offset): Removed.
5690 (Symbol::tls_got_offset): Removed.
5691 (Symbol::set_tls_got_offset): Removed.
5692 (Symbol::got_offset_): Removed.
5693 (Symbol::tls_mod_got_offset_): Removed.
5694 (Symbol::tls_pair_got_offset_): Removed.
5695 (Symbol::got_offsets_): New field.
5696 (Symbol::has_got_offset): Removed.
5697 (Symbol::has_tls_mod_got_offset): Removed.
5698 (Symbol::has_tls_pair_got_offset): Removed.
5699 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5700 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5702 (Target_x86_64::Scan::global): Likewise.
5703 (Target_x86_64::Relocate::relocate): Likewise.
5704 (Target_x86_64::Relocate::relocate_tls): Likewise.
5706 2008-03-25 Ben Elliston <bje@au.ibm.com>
5708 * yyscript.y: Fix spelling error in comment.
5710 2008-03-24 Ian Lance Taylor <iant@google.com>
5712 * options.h (class General_options): Define build_id option.
5713 * layout.h (class Layout): Declare write_build_id, create_note,
5714 create_build_id. Add build_id_note_ member.
5715 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5716 "libiberty.h", "md5.h", "sha1.h".
5717 (Layout::Layout): Initialize eh_frame_data_,
5718 eh_frame_hdr_section_, and build_id_note_.
5719 (Layout::finalize): Call create_build_id.
5720 (Layout::create_note): New function, broken out of
5721 Layout::create_gold_note.
5722 (Layout::create_gold_note): Call create_note.
5723 (Layout::create_build_id): New function.
5724 (Layout::write_build_id): New function.
5725 (Close_task_runner::run): Call write_build_id.
5727 * x86_64.cc: Correct license to GPLv3.
5729 2008-03-23 Ian Lance Taylor <iant@google.com>
5731 * options.cc: Include "demangle.h".
5732 (parse_optional_string): New function.
5733 (parse_long_option): Handle takes_optional_argument.
5734 (parse_short_option): Update dash_z initializer. Handle
5735 takes_optional_argument.
5736 (General_options::General_options): Initialize do_demangle_.
5737 (General_options::finalize): Set do_demangle_. Handle demangling
5739 * options.h (parse_optional_string): Declare.
5740 (struct One_option): Add optional_arg field. Update constructor.
5741 Update call constructor calls. Add takes_optional_argument
5743 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5744 (DEFINE_optional_string): Define.
5745 (General_options::demangle): Change from DEFINE_bool to
5746 DEFINE_optional_string.
5747 (General_options::no_demangle): New function.
5748 (General_options::do_demangle): New function.
5749 (General_options::set_do_demangle): New function.
5750 (General_options::execstack_status_): Move definition to end of
5752 (General_options::static_): Likewise.
5753 (General_options::do_demangle_): New field.
5754 * object.cc (big_endian>::get_symbol_location_info): Call
5755 Options::do_demangle, not Options::demangle.
5756 * symtab.cc (demangle): Likewise.
5758 2008-03-22 Ian Lance Taylor <iant@google.com>
5760 * gold.h: Include <cstddef> and <sys/types.h>
5761 * options.h: Include <cstring>.
5763 2008-03-21 Ian Lance Taylor <iant@google.com>
5765 * Added source code to GNU binutils.