1 2009-12-30 Ian Lance Taylor <iant@google.com>
4 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5 symbols from this object, don't change the visibility of an
7 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9 2009-12-30 Ian Lance Taylor <iant@google.com>
12 * script.h (class Version_script_info): Define Language enum.
13 Update declarations. Define Glob, Exact, and Lookup types. Add
14 new fields globals_, locals_, and is_finalized_.
15 * script.cc: Various formatting fixes.
16 (class Parser_closure): Change language_stack_ from a vector of
17 std::string to one of Version_script_info::Language. Adjust all
19 (class Lazy_demangler): Remove.
20 (struct Version_expression): Change language from std::string to
21 Version_script_info::Language.
22 (Version_script_info::Version_script_info): New function.
23 (Version_script_info::~Version_script_info): Don't call clear.
24 (Version_script_info::finalize): New function.
25 (Version_script_info::build_lookup_tables): New function.
26 (Version_script_info::build_expression_list_lookup): New
28 (Version_script_info::get_symbol_version_helper): Rewrite to use
30 (Version_script_info::print_expression_list): Adjust to use
31 Version_script_info::Language.
32 (script_push_lex_into_version_mode): Check that the version script
33 has not been finalized.
34 (version_script_push_lang): Change language string to
35 Version_script_info::Language.
36 * options.cc (Command_line::version_script): New function.
37 * options.h (class General_options): Add finalize_dynamic_list
38 function. Change version_script from declaration to definition.
39 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
40 * testsuite/version_script.map: Remove duplicate def of foo.
41 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
43 * testsuite/Makefile.in: Rebuild.
45 2009-12-30 Ian Lance Taylor <iant@google.com>
48 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
49 if the input symbol index is 0, make the output symbol index 0.
51 2009-12-30 Ian Lance Taylor <iant@google.com>
54 * options.h (class General_options): Add -x/--discard-all.
55 * object.cc (Sized_relobj::do_count_local_symbols): Handle
56 --discard-all. If the local symbol needs a dynamic entry, check
57 that before handling --discard-locals.
59 2009-12-30 Ian Lance Taylor <iant@google.com>
62 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
64 (Output_segment::add_output_section): Don't change the flags if
68 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
69 GNU hash table if they need a dynamic value. Otherwise, don't add
70 them if they are defined in a dynamic object or are forced local.
72 2009-12-29 Ian Lance Taylor <iant@google.com>
75 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
76 .gnu.hash table for a 32-bit target.
79 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
80 regular and a dynamic object only needs a dynamic symbol table
81 entry if it is externally visible.
84 * i386.cc (class Target_i386): Initialize global_offset_table_ in
85 constructor. Add global_offset_table_ field.
86 (Target_i386::got_section): Set global_offset_table_.
87 (Target_i386::do_finalize_sections): Set global_offset_table_
89 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
90 in constructor. Add global_offset_table_ field.
91 (Target_x86_64::got_section): Set global_offset_table_.
92 (Target_x86_64::do_finalize_sections): Set global_offset_table_
95 * layout.cc (Layout::Layout): Initialize increase_relro_.
96 (Layout::get_output_section): Add is_relro, is_last_relro, and
97 is_first_non_relro parameters. Change all callers.
98 (Layout::choose_output_section): Likewise.
99 (Layout::add_output_section_data): Likewise.
100 (Layout::make_output_section): Likewise.
101 (Layout::set_segment_offsets): Clear increase_relro when using a
103 * layout.h (class Layout): Add increase_relro method. Add
104 increase_relro_ field. Update declarations.
105 * output.cc (Output_section::Output_section): Initialize
106 is_last_relro_ and is_first_non_relro_.
107 (Output_segment::add_output_section): Group relro sections is
108 do_sort is true. Handle is_last_relro and is_first_non_relro.
109 (Output_segment::maximum_alignment): Remove relro handling.
110 (Output_segment::set_section_addresses): Add increase_relro
111 parameter. Change all callers. Add initial alignment to align
112 relro sections on separate page. Remove old relro handling.
113 (Output_segment::set_section_list_addresses): Remove in_relro
114 parameter. Change all callers.
115 (Output_segment::set_offset): Add increase parameter. Change all
116 callers. Remove old relro handling.
117 * output.h (class Output_section): Add new methods: is_last_relro,
118 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
119 Add is_last_relro_ and is_first_non_relro_ fields.
120 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
121 Create separate .got.plt section. Call increase_relro.
122 * x86_64.cc (Target_x86_64::got_section): Likewise.
123 * testsuite/relro_script_test.t: Add .got.plt.
126 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
127 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
128 (Layout::finalize): Call set_dynamic_symbol_size.
129 (Layout::set_dynamic_symbol_size): New function.
130 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
131 set_dynamic_symbol_size.
134 * output.h (class Output_section): Add is_entsize_zero_ field.
135 * output.cc (Output_section::Output_section): Initialize
137 (Output_section::set_entsize): If two different entsizes are
138 requested, force it to zero.
139 (Output_section::add_input_section): Set flags for .debug_str
140 before updating section flags. Set entsize.
141 (Output_section::update_flags_for_input_section): Set SHF_MERGE
142 and SHF_STRING if all input sections have those flags.
144 2009-12-29 Rafael Espindola <espindola@google.com>
146 * main.cc (main): Fix the sys time reporting.
147 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
150 2009-12-29 Sriraman Tallam <tmsriram@google.com>
152 * options.cc (General_options::parse_version): Allow -v to exit
153 without an error if there is nothing to link.
155 2009-12-29 Ian Lance Taylor <iant@google.com>
157 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
158 using a version of gcc before 4.1.
159 * configure: Rebuild.
161 2009-12-28 Chris Demetriou <cgd@google.com>
163 * attributes.cc (Output_attributes_section_data::do_write): Use
164 std::vector::front rather than std::vector::data.
166 2009-12-28 Ian Lance Taylor <iant@google.com>
168 * symtab.h (class Symbol_table): Add enum Defined.
169 * resolve.cc (Symbol_table::should_override): Add defined
170 parameter. Change all callers. Test whether object is NULL
171 before calling a method on it.
172 (Symbol_table::report_resolve_problem): Add defined parameter.
174 (Symbol_table::should_override_with_special): Likewise.
175 * symtab.cc (Symbol_table::define_in_output_data): Add defined
176 parameter. Change all callers.
177 (Symbol_table::do_define_in_output_data): Likewise.
178 (Symbol_table::define_in_output_segment): Likewise.
179 (Symbol_table::do_define_in_output_segment): Likewise.
180 (Symbol_table::define_as_constant): Likewise.
181 (Symbol_table::do_define_as_constant): Likewise.
182 * script.h (class Symbol_assignment): Add is_defsym parameter to
183 constructor; change all callers.
184 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
185 parameter. Change all callers. Add is_defsym_ field.
186 (class Parser_closure): Add parsing_defsym parameter to
187 constructor; change all callers. Add parsing_defsym accessor
188 function. Add parsing_defsym_ field.
190 2009-12-28 Ian Lance Taylor <iant@google.com>
192 * gold.cc (queue_middle_tasks): Fix formatting.
193 * object.cc (Relobj::is_section_name_included): Likewise.
195 2009-12-23 Ian Lance Taylor <iant@google.com>
197 * i386.cc (Target_i386::do_calls_non_split): Recognize
198 -fsplit-stack prologue for a function with a static chain.
199 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
200 -fsplit-stack prologue when using %r11.
202 2009-12-21 Sriraman Tallam <tmsriram@google.com>
204 * options.cc (General_options::parse_version): Make -v continue and do
205 the link like GNU ld does.
207 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
209 * Makefile.am (CCFILES): Add timer.cc.
210 (HFILES): Add timer.h.
211 * configure.ac: Check for sysconf and times.
212 * main.cc: include timer.h.
213 (main): Use Timer instead of get_run_time.
216 * workqueue.cc: include timer.h.
217 (Workqueue::find_and_run_task):
218 Report user, sys and wall time.
219 * Makefile.in: Regenerate.
220 * config.in: Regenerate.
221 * configure: Regenerate.
223 2009-12-16 Doug Kwan <dougkwan@google.com>
225 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
227 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
228 relaxed input sections.
229 * output.cc (Output_section::find_relaxed_input_section): Change
230 return type to Output_relaxed_input_section pointer. Adjust code
231 for new type of relaxed_input_section_map_.
232 * output.h (Output_section::find_relaxed_input_section): Change
233 return type to Output_relaxed_input_section pointer.
234 (Output_section::Output_relaxed_input_section_by_input_section_map):
236 (Output_section::relaxed_input_section_map_): Change type to
237 Output_section::Output_relaxed_input_section_by_input_section_map.
238 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
241 2009-12-15 Ian Lance Taylor <iant@google.com>
243 * layout.cc (Layout::create_shstrtab): Only write out after input
244 sections if we are compressing debug sections.
246 2009-12-15 Ian Lance Taylor <iant@google.com>
248 * archive.cc (Archive::add_symbols): Only look up a symbol without
249 a version if there is, in fact, a version.
251 2009-12-14 Ian Lance Taylor <iant@google.com>
253 Revert -Wshadow changes, all changes from:
254 2009-12-11 Doug Kwan <dougkwan@google.com>
255 2009-12-11 Nick Clifton <nickc@redhat.com>
256 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
258 2009-12-11 Doug Kwan <dougkwan@google.com>
260 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
262 * attributes.cc (Object_attribute::size): Ditto.
263 (Attributes_section_data::size): Ditto.
264 (Attributes_section_data::Attributes_section_data): Ditto.
265 (Output_attributes_section_data::do_write): Ditto.
266 * attributes.h (Object_attribute::set_type): Ditto.
267 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
269 2009-12-11 Nick Clifton <nickc@redhat.com>
271 * archive.cc: Fix shadowed variable warnings.
273 * compressed_output.cc: Likewise.
274 * compressed_output.h: Likewise.
275 * configure: Likewise.
276 * dwarf_reader.cc: Likewise.
277 * dynobj.cc: Likewise.
278 * dynobj.h: Likewise.
279 * ehframe.cc: Likewise.
280 * ehframe.h: Likewise.
281 * errors.cc: Likewise.
282 * expression.cc: Likewise.
283 * fileread.cc: Likewise.
284 * fileread.h: Likewise.
285 * freebsd.h: Likewise.
288 * incremental.h: Likewise.
289 * layout.cc: Likewise.
290 * layout.h: Likewise.
291 * mapfile.cc: Likewise.
292 * merge.cc: Likewise.
294 * object.cc: Likewise.
295 * object.h: Likewise.
296 * options.h: Likewise.
297 * output.cc: Likewise.
298 * output.h: Likewise.
299 * parameters.cc: Likewise.
300 * plugin.cc: Likewise.
301 * powerpc.cc: Likewise.
302 * reduced_debug_output.cc: Likewise.
303 * reduced_debug_output.h: Likewise.
304 * reloc.cc: Likewise.
306 * resolve.cc: Likewise.
307 * script-sections.cc: Likewise.
308 * script.cc: Likewise.
309 * script.h: Likewise.
310 * sparc.cc: Likewise.
311 * symtab.cc: Likewise.
312 * symtab.h: Likewise.
313 * target-select.cc: Likewise.
314 * target-select.h: Likewise.
316 * workqueue.cc: Likewise.
317 * workqueue.h: Likewise.
318 * x86_64.cc: Likewise.
320 2009-12-10 Doug Kwan <dougkwan@google.com>
322 * arm.cc (attributes.h): New include.
323 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
324 (Arm_relobj::~Arm_relobj): Delete object pointed by
325 attributes_section_data_.
326 (Arm_relobj::attributes_section_data): New method definition.
327 (Arm_relobj::attributes_section_data_): New data member declaration.
328 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
329 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
330 attributes_section_data_.
331 (Arm_dynobj::attributes_section_data): New method definition.
332 (Arm_dynobj::attributes_section_data_): New data member declaration.
333 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
334 initialization value of may_use_blx_ to false.
335 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
336 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
337 object attributes to compute results instead of hard-coding.
338 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
339 Target_arm::get_secondary_compatible_arch,
340 Target_arm::set_secondary_compatible_arch
341 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
342 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
343 New method declarations.
344 (Target_arm::get_aeabi_object_attribute): New method definition.
345 (Target_arm::attributes_section_data_): New data member declaration.
346 (read_arm_attributes_section): New template definition.
347 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
348 (Arm_dynobj::do_read_symbols): Ditto.
349 (Target_arm::do_finalize_sections): Merge attributes sections from
350 input. Check for BLX use after attributes section merging.
351 Fix __exidx_start and __exidx_end visibility. Create an
352 .ARM.attributes section if necessary.
353 (Target_arm::get_secondary_compatible_arch,
354 Target_arm::set_secondary_compatible_arch,
355 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
356 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
357 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
358 New method definitions.
360 2009-12-09 Ian Lance Taylor <iant@google.com>
362 * plugin.cc (Plugin::load): Don't cast from void* to a function
365 2009-12-09 Ian Lance Taylor <iant@google.com>
367 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
370 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
372 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
373 Replace two_file_shared_1.so with two_file_shared_2.so.
374 * testsuite/Makefile.in: Regenerated.
376 2009-12-08 Doug Kwan <dougkwan@google.com>
378 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
379 (HFILES): Add attributes.h and int_encoding.h.
380 * Makefile.in: Regenerate.
381 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
382 function definitions to int_encoding.cc
383 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
384 prototypes to int_encoding.h
385 * reduced_debug_output.cc (int_encoding.h): New include.
386 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
387 function definitions to int_encoding.cc
388 (insert_into_vector, read_from_pointer): Move template definitions to
390 * attributes.cc: New file.
391 * attributes.h: New file.
392 * int_encoding.cc: New file.
393 * int_encoding.h: New file.
395 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
398 * incremental-dump.cc (dump_incremental_inputs): New.
399 (main): Use dump_incremental_inputs.
401 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
404 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
405 checking elfcpp::STT_FUNC.
406 (Target_i386::Relocate::relocate): Likewise.
407 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
409 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
410 symbols from shared libraries into normal FUNC symbols.
412 * symtab.h (Symbol): Add is_func and use it.
414 2009-12-05 Doug Kwan <dougkwan@google.com>
416 * arm.cc (Target_arm::arm_info): Initialize new fields
417 attributes_section and attributes_vendor.
418 * i386.cc (Target_i386::i386_info): Same.
419 * object.cc (Sized_relobj::do_layout): Skip attribute section.
420 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
421 fields attributes_section and attributes_vendor.
422 * sparc.cc (Target_sparc::sparc_info): Same.
423 * target.h (Target::attributes_section, Target::attributes_vendor,
424 Target::is_attributes_section, Target::attribute_arg_type,
425 Target::attributes_order): New method definitions.
426 (Target::Target_info::attributes_section,
427 Target::Target_info::attributes_vendor): New fields.
428 (Target::do_attribute_arg_type, Target::do_attributes_order): New
429 virtual method definitions.
430 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
431 attributes_section and attributes_vendor.
432 * testsuite/testfile.cc (Target_test::test_target_info): Same.
434 2009-12-05 Doug Kwan <dougkwan@google.com>
436 * arm.cc: Update comments about interworking and stub generation.
437 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
438 considered as non-PIC.
439 (Arm_relocate_functions::base_abs): Fix formatting.
440 (Arm_relocate_functions::got_prel): Fix comment. Change interface
441 of function to use GOT entry address instead of offset.
442 (Target_arm::Scan::global): Issue an error if a symbol would need a
443 PLT does not get one because it is untyped. Remove code to create
444 dynamic symbols for relative branches.
445 (Target_arm::Relocate::relocate: Use 0 instead of false since function
446 takes unsigned integer instead of boolean.
448 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
450 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
451 (two_file_test_LDADD): Likewise.
452 (common_test_1_LDADD): Likewise.
453 (exception_test_LDADD) Likewise.
454 (weak_test_LDADD): Likewise.
455 (many_sections_test_LDADD): Likewise.
456 (initpri1_LDADD): Likewise.
457 (script_test_1_LDADD): Likewise.
458 (script_test_2_LDADD): Likewise.
459 (justsyms_LDADD): Likewise.
460 (binary_test_LDADD): Likewise.
461 (large_LDADD): Likewise.
462 * testsuite/Makefile.in: Regenerated.
464 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
466 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
467 (Symbol_table::override_with_special): Likewise.
468 (Symbol_table::add_from_object): Likewise.
470 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
472 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
473 Don't set the data_offset twice.
475 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
477 * testsuite/Makefile.in: Regenerate.
479 2009-12-03 Doug Kwan <dougkwan@google.com>
481 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
482 (Target_arm::do_finalize_sections): Add parameter for symbol table
483 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
484 * i386.cc (Target_i386::do_finalize_sections): Add an additional
485 parameter for symbol table pointer.
486 * layout.cc (Layout::finalize): Call Target::finalize_sections with
487 an additional parameter for a pointer to symbol table.
488 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
489 parameter for a symbol table pointer.
490 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
491 * target.h (Target::finalize_sections, Target::do_finalize_sections):
493 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
494 parameter for a symbol table pointer.
496 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
498 * incremental.cc (Incremental_inputs_header)
499 (Incremental_inputs_header_write, Incremental_inputs_entry)
500 (Incremental_inputs_entry_write): Move ...
501 * incremental.h (Incremental_inputs_header)
502 (Incremental_inputs_header_write, Incremental_inputs_entry)
503 (Incremental_inputs_entry_write): here.
505 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
507 * incremental.cc (make_sized_incremental_binary): Set the target.
508 Error if it is incompatible.
509 * output.h (Output_file): Add filename method.
511 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
513 * incremental.cc (Incremental_inputs_entry): Remove unused argument
514 from the get_* methods.
516 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
518 * incremental-dump.cc (main): Check that the offeset of a script is 0.
519 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
520 Write 0 for the data_offset of scripts.
522 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
524 * testsuite/Makefile.am: Add the incremental_test.sh test.
525 * testsuite/incremental_test.sh: New.
526 * testsuite/incremental_test_1.c: New.
527 * testsuite/incremental_test_2.c: New.
529 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
531 * incremental-dump.cc (main): Fix typos.
533 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
536 * incremental-dump.cc (main): Use llu to print 64 bit values.
538 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
539 H.J. Lu <hongjiu.lu@intel.com>
541 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
543 (incremental_dump_LDADD): Likewise.
544 * Makefile.in: Regenerated.
546 2009-11-25 Doug Kwan <dougkwan@google.com>
550 2009-11-25 Doug Kwan <dougkwan@google.com>
552 * arm.cc (Target_arm::Target_arm): Move method definition
553 outside of class definition. Add code to handle
554 --target1-rel, --target1-abs and --target2= options.
555 (Target_arm::get_reloc_reloc_type): Change method to be
556 non-static and const.
557 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
558 New data member declaration.
559 (Target_arm::Scan::local, Target_arm::Scan::global,
560 Target_arm::Relocate::relocate,
561 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
562 Adjust call to Target_arm::get_real_reloc_type.
563 (Target_arm::get_real_reloc_type): Use command line options
564 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
565 * options.h (--target1-rel, --target1-abs, --target2): New
568 2009-11-25 Doug Kwan <dougkwan@google.com>
570 * arm.cc (Target_arm::Target_arm): Move method definition outside of
571 class definition. Add code to handle --target1-rel, --target1-abs
572 and --target2= options.
573 (Target_arm::get_reloc_reloc_type): Change method to be non-static
575 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
577 (Target_arm::Scan::local, Target_arm::Scan::global,
578 Target_arm::Relocate::relocate,
579 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
580 call to Target_arm::get_real_reloc_type.
581 (Target_arm::get_real_reloc_type): Use command line options to
582 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
583 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
586 2009-11-25 Doug Kwan <dougkwan@google.com>
588 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
589 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
590 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
592 (Arm_relocate_functions::thm_call): Replace body with a call to
593 Arm_relocate_functions::thumb_branch_common.
594 (Arm_relocate_functions::thm_jump24,
595 Arm_relocate_functions::thm_xpc22): New method definitions.
596 (Arm_relocate_functions::thumb_branch_common): New method definition.
597 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
599 (Target_arm::Relocate::relocate): Adjust call to thm_call.
600 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
602 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
604 * Makefile.am: Build incremental-dump
605 * Makefile.in: Regenerate.
606 * incremental-dump.cc: New.
607 * incremental.cc (Incremental_inputs_header_data,
608 Incremental_inputs_entry_data): Move to incremental.h
609 * incremental.h: (Incremental_inputs_header_data,
610 Incremental_inputs_entry_data): Move from incremental.cc
612 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
614 * incremental.cc (Incremental_inputs_header,
615 Incremental_inputs_header_write, Incremental_inputs_entry,
616 Incremental_inputs_entry_write): Add a typedef with the data type.
618 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
620 * incremental.cc (Incremental_inputs_header,
621 Incremental_inputs_header_write, Incremental_inputs_entry,
622 Incremental_inputs_entry_write): Update comment about which
623 type has the filed descriptions.
625 2009-11-15 Doug Kwan <dougkwan@google.com>
627 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
628 (Arm_relocate_functions::arm_branch_common): Change method defintion
629 in class definition to a method declaration and update list of formal
631 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
632 Arm_relocation_functions::jump24): Adjust call to
633 Arm_relocate_functions::arm_branch_common. Update list of formal
635 (Arm_relocate_functions::xpc25): New method definition.
636 (Arm_relocate_functions::arm_branch_common): Move method defintion
637 out from class definition. Use stubs for mode-switching and extending
639 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
640 specially. Change code to enable use of stubs in ARM branches.
642 2009-11-10 Doug Kwan <dougkwan@google.com>
644 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
645 in method declaration.
646 (Target_arm::relocate_stub): New method declaration.
647 (Target_arm::default_target): Change to return a pointer instead of
649 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
650 Target_arm::default_target.
651 (Arm_Relobj::do_relocate_sections): Remove options paramater in
653 (Target_arm::relocate_section): Adjust view.
654 (Target_arm::relocate_stub): New method definition.
656 2009-11-10 Doug Kwan <dougkwan@google.com>
658 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
660 * incremental.cc (open_incremental_binary): Initialized local
661 variables to avoid warnings.
662 * object.cc (make_elf_object): Ditto.
663 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
666 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
669 * testsuite/plugin_test.c: Include "config.h".
671 2009-11-09 Doug Kwan <dougkwan@google.com>
673 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
674 (arm_symbol_value): Remove.
675 (Arm_relocate_functions::arm_branch_common,
676 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
677 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
678 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
679 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
680 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
681 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
682 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
683 Arm_relocate_functions::thm_mobw_abs_nc,
684 Arm_relocate_functions::thm_mov_abs,
685 Arm_relocate_functions::movw_prel_nc,
686 Arm_relocate_functions::thm_movt_abs,
687 Arm_relocate_functions::movt_prel,
688 Arm_relocate_functions::thm_movw_prel_nc,
689 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
690 (Target_arm::Relocate::relocate): Only decompose address into two
691 parts if relocation type uses the thumb-bit and pass the actual
692 bit instead of a flag indicating that the thumb-bit is used. Adjust
693 calls to methods in Arm_relocate_functions for this change.
695 2009-11-08 Ian Lance Taylor <iant@google.com>
698 * reloc.cc: Instantiate
699 Sized_relobj::initialize_input_to_output_maps and
700 Sized_relobj:free_input_to_output_maps.
702 2009-11-06 Ian Lance Taylor <iant@google.com>
705 * defstd.cc (in_segment): Set only_if_ref true for "end".
707 2009-11-06 Doug Kwan <dougkwan@google.com>
709 * arm.cc (class Reloc_stub): Correct a comment.
710 (Target_arm::Target_arm): Initialize arm_input_section_map_.
711 (Target_arm::scan_section_for_stubs): New method declaration.
712 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
713 Change methods from private to protected.
714 (Target_arm::do_may_relax): New method definition.
715 (Target_arm::do_relax, Target_arm::group_sections,
716 Target_arm::scan_reloc_for_stub,
717 Target_arm::scan_reloc_section_for_stubs): New method declarations.
718 (Target_arm::arm_input_section_map_): New data member declaration.
719 (Target_arm::scan_reloc_for_stub,
720 Target_arm::scan_reloc_section_for_stubs,
721 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
722 Target_arm::do_relax): New method definitions.
724 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
726 * configure.ac: Check for (struct stat)::st_mtim
727 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
728 * config.in: Regenerate.
729 * configure: Regenerate.
731 2009-11-05 Ian Lance Taylor <iant@google.com>
734 * output.cc (Output_segment::add_output_section): Add missing
737 2009-11-04 Ian Lance Taylor <iant@google.com>
740 * object.h (class Object): Add is_needed and set_is_needed
741 methods. Add is_needed_ field. Make bool fields into bitfields.
742 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
743 defined in a dynamic object and referenced by a regular object,
744 set is_needed for the dynamic object.
745 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
746 if the file is marked with as_needed and it is not needed.
748 2009-11-04 Ian Lance Taylor <iant@google.com>
751 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
752 tags if data is discarded by linker script.
753 * i386.cc (Target_i386::do_finalize_sections): Likewise.
754 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
755 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
756 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
758 2009-11-04 Ian Lance Taylor <iant@google.com>
760 * layout.cc (Layout::get_output_section): Add is_interp and
761 is_dynamic_linker_section parameters. Change all callers.
762 (Layout::choose_output_section): Likewise.
763 (Layout::make_output_section): Likewise.
764 (Layout::add_output_section_data): Add is_dynamic_linker_section
765 parameter. Change all callers.
766 * layout.h (class Layout): Update declarations.
767 * output.h (class Output_section): Add is_interp, set_is_interp,
768 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
769 Add is_interp_, is_dynamic_linker_section_ fields. Change
770 generate_code_fills_at_write_ to a bitfield.
771 * output.cc (Output_section::Output_sections): Initialize new
773 (Output_segment::add_output_section): Add do_sort parameter.
776 2009-11-03 Ian Lance Taylor <iant@google.com>
779 * options.h (class General_options): Add --warn-common.
780 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
781 merging two common symbols.
782 (Symbol_table::should_override): Handle --warn-common when merging
783 a common symbol with a defined symbol. Use report_resolve_problem
784 for multiple definitions.
785 (Symbol_table::report_resolve_problem): New function.
786 * symtab.h (class Symbol_table): Declare report_resolve_problem.
788 2009-11-03 Doug Kwan <dougkwan@google.com>
790 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
792 (Target_arm::stub_factory): New method definition.
793 (Target_arm::new_arm_input_section,
794 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
795 Target_arm::reloc_uses_thumb_bit): New method declarations.
796 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
797 New type definitions.
798 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
800 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
801 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
802 New method definitions.
804 2009-11-03 Ian Lance Taylor <iant@google.com>
806 * options.h (class General_options): Add --warn_constructors.
808 2009-11-03 Ian Lance Taylor <iant@google.com>
811 * defstd.cc (in_section): Add entries for __rel_iplt_start,
812 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
814 2009-11-03 Ian Lance Taylor <iant@google.com>
817 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
818 --msgid-bugs-address.
819 (install-pdf): New target.
820 (install-data_yes): Look up one directory to find mkinstalldirs.
822 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
824 * po/Make-in (.po.gmo): Don't generate .gmo files in source
827 2009-10-30 Doug Kwan <dougkwan@google.com>
829 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
831 2009-10-30 Doug Kwan <dougkwan@google.com>
833 * arm.cc (Stub_addend_reader): New struct template definition
834 and partial specializations.
835 (Stub_addend_reader::operator()): New method definition for a
836 partially specialized template.
838 2009-10-30 Doug Kwan <dougkwan@google.com>
840 * arm.cc (Arm_relobj::processor_specific_flags): New method
842 (Arm_relobj::do_read_symbols): New method declaration.
843 (Arm_relobj::processor_specific_flags_): New data member declaration.
844 (Arm_dynobj): New class definition.
845 (Target_arm::do_finalize_sections): Add input_objects parameter.
846 (Target_arm::do_adjust_elf_header): New method declaration.
847 (Target_arm::are_eabi_versions_compatible,
848 (Target_arm::merge_processor_specific_flags): New method declaration.
849 (Target_arm::do_make_elf_object): New overloaded method definitions
851 (Arm_relobj::do_read_symbols): New method definition.
852 (Arm_dynobj::do_read_symbols): Ditto.
853 (Target_arm::do_finalize_sections): Add input_objects parameters.
854 Merge processor-specific flags from all input objects.
855 (Target_arm::are_eabi_versions_compatible,
856 Target_arm::merge_processor_specific_flags,
857 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
858 New method definitions.
859 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
860 Input_objects pointer type parameter.
861 * layout.cc (Layout::finalize): Pass input objects to target's.
862 finalize_sections function.
863 * output.cc (Output_file_header::do_sized_write): Set ELF file
864 header's processor-specific flags.
865 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
866 Input_objects pointer type parameter.
867 * sparc.cc (Target_sparc::do_finalize_sections): Same.
868 * target.h (Input_objects): New forward class declaration.
869 (Target::processor_specific_flags,
870 Target::are_processor_specific_flags_sect): New method definitions.
871 (Target::finalize_sections): Add input_objects parameter.
872 (Target::Target): Initialize processor_specific_flags_ and
873 are_processor_specific_flags_set_.
874 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
876 (Target::set_processor_specific_flags): New method definition.
877 (Target::processor_specific_flags_,
878 Target::are_processor_specific_flags_set_): New data member
880 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
881 Input_objects pointer type parameter.
883 2009-10-30 Doug Kwan <dougkwan@google.com>
885 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
887 2009-10-28 Ian Lance Taylor <iant@google.com>
889 * object.h (class Relobj): Drop options parameter from
890 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
891 do_scan_relocs, do_relocate. Change all callers.
892 (class Sized_relobj): Drop options parameters from
893 do_gc_process_relocs, do_scan_relocs, do_relocate,
894 do_relocate_sections, relocate_sections, emit_relocs_scan,
895 emit_relocs_scan_reltype. Change all callers.
896 (struct Relocate_info): Remove options field and all references to
898 * reloc.h (class Read_relocs): Remove options constructor
899 parameter and options_ field. Change all callers.
900 (class Gc_process_relocs, class Scan_relocs): Likewise.
901 (class Relocate_task): Likewise.
902 * target-reloc.h (scan_relocs): Remove options parameter. Change
904 (scan_relocatable_relocs): Likewise.
905 * target.h (class Sized_target): Remove options parameter from
906 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
908 * gc.h (gc_process_relocs): Remove options parameter. Change all
910 * arm.cc: Update functions to remove options parameters.
912 * powerpc.cc: Likewise.
913 * sparc.cc: Likewise.
914 * x86_64.cc: Likewise.
915 * testsuite/testfile.cc: Likewise.
917 2009-10-28 Doug Kwan <dougkwan@google.com>
919 * arm.cc (Arm_relobj): New class definition.
920 (Arm_relobj::scan_sections_for_stubs,
921 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
922 New method definitions.
924 2009-10-28 Cary Coutant <ccoutant@google.com>
926 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
927 (Plugin::cleanup_done_): New member.
928 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
929 (Plugin_manager::cleanup_done_): Remove.
930 (Plugin_manager::add_input_file): Edit error message.
931 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
932 (Plugin_manager::cleanup): Remove use of cleanup_done_.
934 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
936 * fileread.cc: (File_read::View::~View): Use the new
937 data_ownership_ filed.
938 (File_read::~File_read): Dispose the new whole_file_view_.
939 (File_read::open): Mmap the whole file if needed.
940 (File_read::open): Use whole_file_view_ instead of contents_.
941 (File_read::find_view): Use whole_file_view_ if applicable.
942 (File_read::do_read): Use whole_file_view_ instead of contents_.
943 (File_read::make_view): Use whole_file_view_ instead of contents_,
944 update File_read::View::View call.
945 (File_read::find_or_make_view): Update File_read::View::View
947 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
949 (File_read::View::Data_ownership): New enum.
950 (File_read::View::View): Replace bool mapped_ with Data_ownership
952 (File_read::View::mapped_): Remove (replaced by data_ownership_).
953 (File_read::View::data_ownership_): New field.
954 (File_read::contents_): Remove (replaced by whole_file_view_).
955 (File_read::whole_file_view_): New field.
956 * options.h (class General_options): Add --keep-files-mapped.
958 2009-10-27 Cary Coutant <ccoutant@google.com>
960 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
961 * testsuite/Makefile.am (plugin_test_5): New test case.
962 * testsuite/Makefile.in: Regenerate.
964 2009-10-25 Doug Kwan <dougkwan@google.com>
966 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
967 from private to protected to allow access by child class.
968 (Sized_relobj::do_relocate_sections): New method declaration.
969 (Sized_relobj::relocate_sections): Virtualize.
970 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
971 Sized_relobj::relocate_sections. Instantiate template explicitly
972 for different target sizes and endianity.
974 2009-10-24 Doug Kwan <dougkwan@google.com>
976 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
977 (Arm_input_section::as_arm_input_section): New method.
978 (Arm_output_section): New class definition.
979 (Arm_output_section::create_stub_group,
980 Arm_output_section::group_sections): New method definitions.
982 2009-10-22 Doug Kwan <dougkwan@google.com>
984 * arm.cc (Arm_input_section): New class definition.
985 (Arm_input_section::init, Arm_input_section:do_write,
986 Arm_input_section::set_final_data_size,
987 Arm_input_section::do_reset_address_and_file_offset): New method
990 2009-10-21 Doug Kwan <dougkwan@google.com>
992 * arm.cc (Stub_table, Arm_input_section): New forward class
994 (Stub_table): New class defintion.
995 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
996 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
997 New method definition.
999 2009-10-21 Doug Kwan <dougkwan@google.com>
1001 * arm.cc: Update copyright comments.
1002 (Target_arm): New forward class template declaration.
1003 (Arm_address): New type.
1004 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1005 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1006 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1008 (Insn_template): Same.
1009 (DEF_STUBS): New macro.
1010 (Stub_type): New enum type.
1011 (Stub_template): New class definition.
1014 (Stub_factory): Same.
1015 (Target_arm::Target_arm): Initialize may_use_blx_ and
1016 should_force_pic_veneer_.
1017 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1018 Target_arm::should_force_pic_veneer,
1019 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1020 Target_arm::using_thumb_only, Target_arm:;default_target): New
1022 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1023 New data member declarations.
1024 (Insn_template::size, Insn_template::alignment): New method defintions.
1025 (Stub_template::Stub_template): New method definition.
1026 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1027 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1028 (Stub_factory::Stub_factory): New method definition.
1029 * gold.h (string_hash): New template.
1030 * output.h (Input_section_specifier::hash_value): Use
1032 (Input_section_specifier::string_hash): Remove.
1033 * stringpool.cc (Stringpool_template::string_hash): Use
1036 2009-10-20 Doug Kwan <dougkwan@google.com>
1038 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1039 symbols of relaxed input sections.
1040 * output.h (Output_section::find_relaxed_input_section): Make
1043 2009-10-16 Doug Kwan <dougkwan@google.com>
1045 * dynobj.cc (Versions::Versions): Initialize version_script_.
1046 Only insert base version symbol definition for a shared object
1047 if version script defines any version versions.
1048 (Versions::define_base_version): New method definition.
1049 (Versions::add_def): Check that base version is not needed.
1050 (Versions::add_need): Define base version lazily.
1051 * dynobj.h (Versions::define_base_version): New method declaration.
1052 (Versions::needs_base_version_): New data member declaration.
1053 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1054 (check_DATA): Add no_version_test.stdout.
1055 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1057 * testsuite/Makefile.in: Regenerate.
1058 * testsuite/no_version_test.c: New file.
1059 * testsuite/no_version_test.sh: Ditto.
1061 2009-10-16 Doug Kwan <dougkwan@google.com>
1063 * expression.cc (class Segment_start_expression): New class definition.
1064 (Segment_start_expression::value): New method definition.
1065 (script_exp_function_segment_start): Return a new
1066 Segment_start_expression.
1067 * gold/script-c.h (script_saw_segment_start_expression): New function
1069 * script-sections.cc (Script_sections::Script_sections): Initialize
1070 SAW_SEGMENT_START_EXPRESSION_ to false.
1071 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1072 and -Tbbs options to specify section addresses if given in
1073 command line and no SEGMENT_START expression is seen in a script.
1074 * script-sections.h (Script_sections::saw_segment_start_expression,
1075 Script_sections::set_saw_segment_start_expression): New method
1077 (Script_sections::saw_segment_start_expression_): New data member
1079 * script.cc (script_saw_segment_start_expression): New function.
1080 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1081 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1082 script_test_7.sh and script_test_8.sh.
1083 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1084 script_test_8.stdout.
1085 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1086 (script_test_6, script_test_6.stdout, script_test_7,
1087 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1088 * Makefile.in: Regenerate.
1089 * testsuite/script_test_6.sh: New file.
1090 * testsuite/script_test_6.t: Same.
1091 * testsuite/script_test_7.sh: Same.
1092 * testsuite/script_test_7.t: Same.
1093 * testsuite/script_test_8.sh: Same.
1095 2009-10-16 Doug Kwan <dougkwan@google.com>
1097 * output.cc (Output_segment::set_section_list_address): Cast
1098 expressions to unsigned long long type to avoid format warnings.
1100 2009-10-15 Ian Lance Taylor <iant@google.com>
1102 * script.cc (Script_options::add_symbol_assignment): Always add a
1103 dot assignment to script_sections_.
1104 * script-sections.cc (Script_sections::add_dot_assignment):
1105 Initialize if necessary.
1107 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1108 program headers with no load segment if there is a linker script.
1110 * layout.cc (Layout::set_segment_offsets): Align the file offset
1111 to the segment aligment for -N or -n with no load segment.
1112 * output.cc (Output_segment::add_output_section): Don't crash if
1113 the first section is a TLS section.
1114 (Output_segment::set_section_list_addresses): Print an error
1115 message if the address moves backward in a linker script.
1116 * script-sections.cc
1117 (Output_section_element_input::set_section_addresses): Don't
1118 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1119 (Orphan_output_section::set_section_addresses): Likewise.
1121 2009-10-15 Doug Kwan <dougkwan@google.com>
1123 * layout.cc (Layout::finish_dynamic_section): Generate tags
1124 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1125 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1126 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1128 2009-10-14 Ian Lance Taylor <iant@google.com>
1130 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1132 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1133 data_shdr fields of relinfo.
1134 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1135 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1136 R_386_TLS_LDO_32, adjust based on section flags.
1137 (Target_i386::Relocate::fix_up_ldo): Remove.
1139 2009-10-13 Ian Lance Taylor <iant@google.com>
1141 Add support for -pie.
1142 * options.h (class General_options): Add -pie and
1144 (General_options::output_is_position_independent): Test -pie.
1145 (General_options::output_is_executable): Return true if not shared
1146 and not relocatable.
1147 (General_options::output_is_pie): Remove.
1148 * options.cc (General_options::finalize): Reject incompatible uses
1150 * gold.cc (queue_middle_tasks): A -pie link is not static.
1151 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1152 * symtab.cc (Symbol::final_value_is_known): Return false if
1153 output_is_position_independent.
1154 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1155 output_is_position_independent.
1156 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1157 output_is_position_independent.
1158 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1159 output_is_position_independent.
1160 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1162 (basic_pie_test.o, basic_pie_test): New targets.
1163 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1164 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1165 (two_file_pie_test): New target.
1166 * testsuite/Makefile.in: Rebuild.
1167 * README: Remove note saying that -pie is not supported.
1169 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1171 * options.h (class General_options): Add -init and -fini.
1172 * layout.cc (Layout::finish_dynamic_section): Emit
1173 given init and fini functions.
1175 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1177 * gc.h (gc_process_relocs): Check if icf is enabled using new
1179 * gold.cc (queue_initial_tasks): Likewise.
1180 (queue_middle_tasks): Likewise.
1181 * object.cc (do_layout): Likewise.
1182 * symtab.cc (is_section_folded): Likewise.
1183 * main.cc (main): Likewise.
1184 * reloc.cc (Read_relocs::run): Likewise.
1185 (Sized_relobj::do_scan_relocs): Likewise.
1186 * icf.cc (is_function_ctor_or_dtor): New function.
1187 (Icf::find_identical_sections): Check if function is ctor or dtor when
1189 * options.h (General_options::icf): Change option to be an enum.
1190 (Icf_status): New enum.
1191 (icf_enabled): New method.
1192 (icf_safe_folding): New method.
1193 (set_icf_status): New method.
1194 (icf_status_): New variable.
1195 * (options.cc) (General_options::finalize): Set icf_status_.
1196 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1197 icf_test and icf_keep_unique_test to use the --icf enum flag.
1198 * testsuite/icf_safe_test.sh: New file.
1199 * testsuite/icf_safe_test.cc: New file.
1201 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1203 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1204 includes to gc.h and icf.h.
1205 * arm.cc: Include gc.h.
1206 * gold.cc: Likewise.
1207 * i386.cc: Likewise.
1208 * powerpc.cc: Likewise.
1209 * sparc.cc: Likewise.
1210 * x86_64.cc: Likewise.
1211 * gc.h: Include icf.h.
1213 2009-10-11 Ian Lance Taylor <iant@google.com>
1215 * plugin.cc: Include "gold.h" before other header files.
1217 2009-10-10 Chris Demetriou <cgd@google.com>
1219 * options.h (Input_file_argument::Input_file_type): New enum.
1220 (Input_file_argument::is_lib_): Replace with...
1221 (Input_file_argument::type_): New member.
1222 (Input_file_argument::Input_file_argument): Take Input_file_type
1223 'type' rather than boolean 'is_lib' as second argument.
1224 (Input_file_argument::is_lib): Use type_.
1225 (Input_file_argument::is_searched_file): New function.
1226 (Input_file_argument::may_need_search): Handle is_searched_file.
1227 * options.cc (General_options::parse_library): Support -l:filename.
1228 (General_options::parse_just_symbols): Update for Input_file_argument
1230 (Command_line::process): Likewise.
1231 * archive.cc (Archive::get_file_and_offset): Likewise.
1232 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1233 * script.cc (read_script_file, script_add_file): Likewise.
1234 * fileread.cc (Input_file::Input_file): Likewise.
1235 (Input_file::will_search_for): Handle is_searched_file.
1236 (Input_file::open): Likewise.
1237 * readsyms.cc (Read_symbols::get_name): Likewise.
1238 * testsuite/Makefile.am (searched_file_test): New test.
1239 * testsuite/Makefile.in: Regenerate.
1240 * testsuite/searched_file_test.cc: New file.
1241 * testsuite/searched_file_test_lib.cc: New file.
1243 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1244 Ian Lance Taylor <iant@google.com>
1246 * descriptor.cc: Include <cstdio> and "binary-io.h".
1247 (Descriptors::open): Open the files in binary mode always.
1248 * script.cc (Lex::get_token): Treat \r as whitespace.
1250 2009-10-09 Ian Lance Taylor <iant@google.com>
1252 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1254 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1255 Ian Lance Taylor <iant@google.com>
1257 * configure.ac: Check for readv function also.
1258 * fileread.cc (readv): Define if not HAVE_READV.
1259 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1261 * config.in: Regenerate.
1262 * configure: Regenerate.
1264 2009-10-09 Doug Kwan <dougkwan@google.com>
1266 * layout.cc (Layout::make_output_section): Call target hook to make
1267 ordinary output section.
1268 (Layout::finalize): Adjust parameter list of call the
1269 Target::may_relax().
1270 * layout.h (class Layout::section_list): New method.
1271 * merge.h (Output_merge_base::entsize): Change visibility to public.
1272 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1274 (Output_merge_string::do_is_string): New method.
1275 * object.cc (Sized_relobj::do_setup): renamed from
1276 Sized_relobj::set_up.
1277 * object.h (Sized_relobj::adjust_shndx,
1278 Sized_relobj::initializ_input_to_output_maps,
1279 Sized_relobj::free_input_to_output_maps): Change visibilities to
1281 (Sized_relobj::setup): Virtualize.
1282 (Sized_relobj::do_setup): New method declaration.
1283 (Sized_relobj::invalidate_section_offset,
1284 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1285 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1286 * options.cc (parse_int): New function.
1287 * options.h (parse_int): New declaration.
1288 (DEFINE_int): New macro.
1289 (stub_group_size): New option.
1290 * output.cc (Output_section::Output_section): Initialize memebers
1291 merge_section_map_, merge_section_by_properties_map_,
1292 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1293 (Output_section::add_input_section): Handled deferred code-fill
1294 generation and remove an old comment.
1295 (Output_section::add_relaxed_input_section): New method definition.
1296 (Output_section::add_merge_input_section): Use merge section by
1297 properties map to speed to search. Update merge section maps
1299 (Output_section::build_relaxation_map): New method definition.
1300 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1302 (Output_section::relax_input_section): Renamed to
1303 Output_section::convert_input_sections_to_relaxed_sections and change
1304 interface to take a vector of pointers to relaxed sections.
1305 (Output_section::find_merge_section,
1306 Output_section::find_relaxed_input_section): New method definitions.
1307 (Output_section::is_input_address_mapped,
1308 Output_section::output_offset, Output_section::output_address):
1309 Use output section data maps to speed up searching.
1310 (Output_section::find_starting_output_address): Add comments.
1311 (Output_section::do_write,
1312 Output_section::write_to_postprocessing_buffer): Do code-fill
1313 generation as appropriate.
1314 (Output_section::get_input_sections): Invalidate relaxed input section
1316 (Output_section::restore_states): Adjust type of checkpoint .
1317 Invalidate relaxed input section map.
1318 * output.h (Output_merge_base): New class declaration.
1319 (Input_section_specifier): New class defintion.
1320 (class Output_relaxed_input_section) Change base class to
1321 Output_section_data_build.
1322 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1323 base class initializer.
1324 (Output_section::add_relaxed_input_section): New method declaration.
1325 (Output_section::Input_section): Change visibility to protected.
1326 (Output_section::Input_section::relobj,
1327 Output_section::Input_section::shndx): Handle relaxed input sections.
1328 Output_section::input_sections) Change visibility to protected. Also
1329 define overload to return a non-const pointer.
1330 (Output_section::Merge_section_properties): New class defintion.
1331 (Output_section::Merge_section_by_properties_map,
1332 Output_section::Output_section_data_by_input_section_map,
1333 Output_section::Relaxation_map): New types.
1334 (Output_section::relax_input_section): Rename method to
1335 Output_section::convert_input_sections_to_relaxed_sections and change
1336 interface to take a vector of relaxed section pointers.
1337 (Output_section::find_merge_section,
1338 Output_section::find_relaxed_input_section,
1339 Output_section::build_relaxation_map,
1340 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1341 New method declarations.
1342 (Output_section::merge_section_map_
1343 Output_section::merge_section_by_properties_map_,
1344 Output_section::relaxed_input_section_map_,
1345 Output_section::is_relaxed_input_section_map_valid_,
1346 Output_section::generate_code_fills_at_write_): New data members.
1347 * script-sections.cc
1348 (Output_section_element_input::set_section_addresses): Call
1349 current_data_size and addralign methods of relaxed input sections.
1350 (Orphan_output_section::set_section_addresses): Call current_data_size
1351 and addralign methods of relaxed input sections.
1352 * symtab.cc (Symbol_table::compute_final_value): Extract template
1353 from the body of Symbol_table::sized_finalize_symbol.
1354 (Symbol_table::sized_finalized_symbol): Call
1355 Symbol_table::compute_final_value.
1356 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1357 (Symbol_table::compute_final_value): New templated method declaration.
1358 * target.cc (Target::do_make_output_section): New method defintion.
1359 * target.h (Target::make_output_section): New method declaration.
1360 (Target::relax): Add more parameters for input objects, symbol table
1361 and layout. Adjust call to do_relax.
1362 (Target::do_make_output_section): New method declaration.
1363 (Target::do_relax): Add parameters for input objects, symbol table
1366 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1368 * pread.c: Include stdio.h.
1370 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1372 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1375 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1378 Change read_shndx type to unsigned int.
1379 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1381 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1382 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1383 Change read_shndx type to unsigned int.
1384 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1386 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1387 * layout.cc (Layout::create_symtab_sections): Cast the result of
1388 local_symcount * symsize to off_t in the gold_assert.
1390 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1392 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1393 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1395 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1396 (Arm_relocate_functions::thm_abs5): New function.
1397 (Arm_relocate_functions::abs12): New function.
1398 (Arm_relocate_functions::abs16): New function.
1399 (Arm_relocate_functions::base_abs): New function.
1400 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1401 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1402 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1404 (Scan::global): Likewise.
1405 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1406 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1407 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1408 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1411 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1413 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1414 (Arm_relocate_functions::movt_prel): New function.
1415 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1416 (Arm_relocate_functions::thm_movt_prel): New function.
1417 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1418 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1419 (Scan::global, Relocate::relocate): Likewise.
1420 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1422 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1424 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1425 Incremental_checker.
1426 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1428 (class Incremental_inputs_header): New class.
1429 (Incremental_inputs_header_writer): Edit comment.
1430 (Incremental_inputs_entry): New class.
1431 (Incremental_inputs_entry_writer): Edit comment.
1432 (Sized_incremental_binary::do_find_incremental_inputs_section):
1433 Add *strtab_shndx parameter, fill it.
1434 (Sized_incremental_binary::do_check_inputs): New method.
1435 (Incremental_checker::can_incrementally_link_output_file): Use
1436 Sized_incremental_binary::check_inputs.
1437 (Incremental_inputs::report_command_line): Save command line in
1440 (Incremental_binary::find_incremental_inputs_section): New
1442 (Incremental_binary::do_find_incremental_inputs_section): Add
1443 strtab_shndx parameter.
1444 (Incremental_binary::do_check_inputs): New pure virtual method.
1445 (Sized_incremental_binary::do_check_inputs): Declare.
1446 (Incremental_checker::Incremental_checker): Add incremental_inputs
1447 parameter, use it to initialize incremental_inputs_.
1448 (Incremental_checker::incremental_inputs_): New field.
1449 (Incremental_checker::command_line): New method.
1450 (Incremental_checker::inputs): New method.
1451 (Incremental_checker::command_line_): New field.
1453 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1455 * incremental.cc: Include <cstdarg> and "target-select.h".
1456 (vexplain_no_incremental): New function.
1457 (explain_no_incremental): New function.
1458 (Incremental_binary::error): New method.
1459 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1461 (make_sized_incremental_binary): New function.
1462 (open_incremental_binary): New function.
1463 (can_incrementally_link_file): Add checks if output is ELF and has
1465 * incremental.h: Include "elfcpp_file.h" and "output.h".
1466 (Incremental_binary): New class.
1467 (Sized_incremental_binary): New class.
1468 (open_incremental_binary): Declare.
1469 * object.cc (is_elf_object): Use
1470 elfcpp::Elf_recognizer::is_elf_file.
1471 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1472 * output.h (Output_file::filesize): New method.
1474 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1476 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1478 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1479 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1481 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1483 (Arm_relocate_functions::movw_abs_nc): New function.
1484 (Arm_relocate_functions::movt_abs): New function.
1485 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1486 (Arm_relocate_functions::thm_movt_abs): New function.
1487 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1488 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1489 (Scan::global): Likewise.
1490 (Relocate::relocate): Likewise.
1491 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1493 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1495 * arm.cc (Arm_relocate_functions::got_prel) New function.
1496 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1497 (Relocate::relocate): Likewise.
1498 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1500 2009-10-06 Ian Lance Taylor <iant@google.com>
1502 * options.h (class General_options): Define
1503 split_stack_adjust_size parameter.
1504 * object.h (class Object): Add uses_split_stack_ and
1505 has_no_split_stack_ fields. Add uses_split_stack and
1506 has_no_split_stack accessor functions. Declare
1507 handle_split_stack_section.
1508 (class Reloc_symbol_changes): Define.
1509 (class Sized_relobj): Define Function_offsets. Declare
1510 split_stack_adjust, split_stack_adjust_reltype, and
1512 * object.cc (Object::handle_split_stack_section): New function.
1513 (Sized_relobj::do_layout): Call handle_split_stack_section.
1514 * dynobj.cc (Sized_dynobj::do_layout): Call
1515 handle_split_stack_section.
1516 * reloc.cc (Sized_relobj::relocate_sections): Call
1517 split_stack_adjust for executable sections in split_stack
1518 objects. Pass reloc_map to relocate_section.
1519 (Sized_relobj::split_stack_adjust): New function.
1520 (Sized_relobj::split_stack_adjust_reltype): New function.
1521 (Sized_relobj::find_functions): New function.
1522 * target-reloc.h: Include "object.h".
1523 (relocate_section): Add reloc_symbol_changes parameter. Change
1525 * target.h (class Target): Add calls_non_split method. Declare
1526 do_calls_non_split virtual method. Declare match_view and
1528 * target.cc: Include "elfcpp.h".
1529 (Target::do_calls_non_split): New function.
1530 (Target::match_view): New function.
1531 (Target::set_view_to_nop): New function.
1532 * gold.cc (queue_middle_tasks): Give an error if mixing
1533 split-stack and non-split-stack objects with -r.
1534 * i386.cc (Target_i386::relocate_section): Add
1535 reloc_symbol_changes parameter.
1536 (Target_i386::do_calls_non_split): New function.
1537 * x86_64.cc (Target_x86_64::relocate_section): Add
1538 reloc_symbol_changes parameter.
1539 (Target_x86_64::do_calls_non_split): New function.
1540 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1542 * powerpc.cc (Target_powerpc::relocate_section): Add
1543 reloc_symbol_changes parameter.
1544 * sparc.cc (Target_sparc::relocate_section): Add
1545 reloc_symbol_changes parameter.
1546 * configure.ac: Call AM_CONDITIONAL for the default target.
1547 * configure: Rebuild.
1548 * testsuite/Makefile.am (TEST_AS): New variable.
1549 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1550 (check_DATA): Add split_i386 and split_x86_64 files.
1551 (SPLIT_DEFSYMS): Define.
1552 (split_i386_[1234n].o): New targets.
1553 (split_i386_[124]): New targets.
1554 (split_i386_[1234r].stdout): New targets.
1555 (split_x86_64_[1234n].o): New targets.
1556 (split_x86_64_[124]): New targets.
1557 (split_x86_64_[1234r].stdout): New targets.
1558 (MOSTLYCLEANFILES): Add new executables.
1559 * testsuite/split_i386.sh: New file.
1560 * testsuite/split_x86_64.sh: New file.
1561 * testsuite/split_i386_1.s: New file.
1562 * testsuite/split_i386_2.s: New file.
1563 * testsuite/split_i386_3.s: New file.
1564 * testsuite/split_i386_4.s: New file.
1565 * testsuite/split_i386_n.s: New file.
1566 * testsuite/split_x86_64_1.s: New file.
1567 * testsuite/split_x86_64_2.s: New file.
1568 * testsuite/split_x86_64_3.s: New file.
1569 * testsuite/split_x86_64_4.s: New file.
1570 * testsuite/split_x86_64_n.s: New file.
1571 * testsuite/testfile.cc (Target_test): Update relocation_section
1573 * testsuite/Makefile.in: Rebuild.
1575 2009-10-06 Ian Lance Taylor <iant@google.com>
1577 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1578 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1579 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1580 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1581 the address on ldo_addrs_.
1582 (Target_i386::Relocate::fix_up_ldo): New function.
1584 2009-10-06 Rafael Espindola <espindola@google.com>
1586 * plugin.cc (add_input_library): New.
1587 (Plugin::load): Add add_input_library to tv.
1588 (Plugin_manager::add_input_file): Add the is_lib argument.
1589 (add_input_file): Update call to Plugin_manager::add_input_file.
1590 (add_input_library): New.
1591 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1593 2009-09-30 Doug Kwan <dougkwan@google.com>
1595 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1596 symbol and call Symbol::may_need_copy_reloc to determine if
1597 a copy reloc is needed.
1598 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1599 nocopyreloc is given in command line.
1600 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1601 given in command line.
1602 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1603 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1604 of the removed Target_i386::may_need_copy_reloc.
1605 * options.h (copyreloc): New option with default value false.
1606 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1607 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1608 instead of the removed Target_powerpc::may_need_copy_reloc.
1609 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1610 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1611 instead of the removed Target_sparc::may_need_copy_reloc.
1612 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1613 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1614 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1615 instead of the removed Target_x86_64::may_need_copy_reloc.
1617 2009-09-30 Ian Lance Taylor <iant@google.com>
1619 * object.h (class Object): Remove target_ field, and target,
1620 sized_target, and set_target methods.
1621 (Object::sized_target): Remove.
1622 (class Sized_relobj): Update declarations. Remove sized_target.
1623 * object.cc (Sized_relobj::setup): Remove target parameter.
1625 (Input_objects::add_object): Don't do anything with the target.
1626 (make_elf_sized_object): Add punconfigured parameter. Change all
1627 callers. Set or test parameter target.
1628 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1630 * parameters.cc (Parameters::set_target): Change parameter type to
1632 (Parameters::default_target): Remove.
1633 (set_parameters_target): Change parameter type to be non-const.
1634 (parameters_force_valid_target): New function.
1635 (parameters_clear_target): New function.
1636 * parameters.h (class Parameters): Update declarations. Remove
1637 default_target method. Add sized_target and clear_target
1638 methods. Change target_ to be non-const.
1639 (set_parameters_target): Update declaration.
1640 (parameters_force_valid_target): Declare.
1641 (parameters_clear_target): Declare.
1642 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1643 as NULL if we aren't searching.
1644 (Add_symbols::run): Don't check for compatible target.
1645 * fileread.cc (Input_file::open_binary): Call
1646 parameters_force_valid_target.
1647 * gold.cc (queue_middle_tasks): Likewise.
1648 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1649 set_target on object.
1650 * dynobj.h (class Sized_dynobj): Update declarations.
1651 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1652 make_elf_object returns NULL.
1653 (Archive::include_member): Don't check whether object target is
1655 * output.cc (Output_section::add_input_section): Get target from
1657 (Output_section::relax_input_section): Likewise.
1658 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1660 (Sized_relobj::do_scan_relocs): Likewise.
1661 (Sized_relobj::relocate_sections): Likewise.
1662 * resolve.cc (Symbol_table::resolve): Likewise.
1663 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1664 parameter. Change all callers.
1665 (Symbol_table::add_from_object): Get target from parameters.
1666 (Symbol_table::add_from_relobj): Don't check object target.
1667 (Symbol_table::add_from_dynobj): Likewise.
1668 (Symbol_table::define_special_symbol): Get target from
1670 * symtab.h (class Symbol_table): Update declaration.
1671 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1672 parameter. Change all callers. Clear parameter target.
1673 (Binary_test): Test target here.
1674 * testsuite/object_unittest.cc (gold_testsuite): Remove
1675 target_test_pointer parameter. Change all callers.
1676 (Object_test): Test target here.
1678 2009-09-26 Ian Lance Taylor <iant@google.com>
1680 * testsuite/initpri1.c: Don't try to use constructor priorities if
1681 compiling with gcc before 4.3.
1683 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1685 * testsuite/retain_symbols_file_test.sh (check_present): Change
1686 output file name to retain_symbols_file_test.stdout.
1687 (check_absent): Likewise.
1689 2009-09-18 Craig Silverstein <csilvers@google.com>
1691 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1692 * options.cc: Include <cerrno> and <fstream>.
1693 (General_options::finalize): Parse -retain-symbols-file tag.
1694 * options.h: New flag.
1695 (General_options): New method should_retain_symbol, new
1696 variable symbols_to_retain.
1697 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1698 should_retain_symbol map.
1699 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1700 * testsuite/Makefile.in: Regenerate.
1701 * testsuite/retain_symbols_file_test.sh: New file.
1703 2009-09-18 Nick Clifton <nickc@redhat.com>
1705 * po/es.po: Updated Spanish translation.
1707 2009-09-17 Doug Kwan <dougkwan@google.com>
1709 * debug.h (DEBUG_RELAXATION): New constant.
1710 (DEBUG_ALL): Add DEBUG_RELAXATION.
1711 (debug_string_to_enum): Add relaxation debug option.
1713 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1714 Layout::Relaxation_debug_check::read_sections,
1715 Layout::Relaxation_debug_check::read_sections): New method definitions.
1716 (Layout::Layout): Initialize data members
1717 record_output_section_data_from_scrips_,
1718 script_output_section_data_list_ and relaxation_debug_check_.
1719 (Layout::save_segments, Layout::restore_segments,
1720 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1721 Layout::relaxation_loop_body): New method definitions.
1722 (Layout::finalize): Support relaxation. Move section layout code to
1723 Layout::relaxation_loop_body.
1724 (Layout::set_asection_address_from_script): Move code for orphan
1725 section placement out.
1726 (Layout::place_orphan_sections_in_script): New method definition.
1727 * layout.h (Output_segment_headers, Output_file_header):
1728 New forward class declarations.
1729 (Layout::~Layout): Define.
1730 (Layout::new_output_section_data_from_script): New method definition.
1731 (Layout::place_orphan_sections_in_script): New method declaration.
1732 (Layout::Segment_states): New type declaration.
1733 (Layout::save_segments, Layout::restore_segments,
1734 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1735 Layout::relaxation_loop_body): New method declarations.
1736 (Layout::Output_section_data_list): New type declaration.
1737 (Layout::Relaxation_debug_check): New class definition.
1738 (Layout::record_output_section_data_from_script_,
1739 Layout::script_output_section_data_list_, Layout::segment_states_,
1740 Layout::relaxation_debug_check_): New data members.
1741 * output.cc: (Output_section_headers::do_size): New method definition.
1742 (Output_section_headers::Output_section_headers): Move size
1743 computation to Output_section_headers::do_size.
1744 (Output_segment_headers::do_size): New method definition.
1745 (Output_file_header::Output_file_header): Move size computation to
1746 Output_file_header::do_size and call it.
1747 (Output_file_header::do_size): New method definition.
1748 (Output_data_group::Output_data_group): Adjust call to
1749 Output_section_data.
1750 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1751 (Output_symtab_xindex::do_write): Add array bound check.
1752 (Output_section::Input_section::print_to_mapfile): Handle
1753 RELAXED_INPUT_SECTION_CODE.
1754 (Output_section::Output_section): Initialize data member checkpoint_.
1755 (Output_section::~Output_section): Delete checkpoint object pointed
1757 (Output_section::add_input_section): Always add an Input_section if
1759 (Output_section::add_merge_input_section): Add assert.
1760 (Output_section::relax_input_section): New method definition.
1761 (Output_section::set_final_data_size): Set load address to zero for
1762 an unallocated section.
1763 (Output_section::do_address_and_file_offset_have_reset_values):
1764 New method definition.
1765 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1766 Handle relaxed input section.
1767 (Output_section::sort_attached_input_sections): Checkpoint input
1768 section list lazily.
1769 (Output_section::get_input_sections): Change type of input_sections to
1770 list of Simple_input_section pointers. Checkpoint input section list
1771 lazily. Also handle relaxed input sections.
1772 (Output_section::add_input_section_for_script): Take a reference to
1773 a Simple_input_section object instead of Relobj pointer and section
1774 index as parameter. Handle relaxed input sections.
1775 (Output_section::save_states, Output_section::restore_states): New
1777 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1778 (Output_data::is_data_size_fixed): New method definition.
1779 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1781 (Output_data::address_and_file_offset_have_reset_values): New method
1783 (Output_data::do_address_and_file_offset_have_reset_values): New method
1785 (Output_data::set_data_size): Check that data size is not fixed.
1786 (Output_data::fix_data_size): New method definition.
1787 (Output_data::is_data_size_fixed_): New data member.
1788 (Output_section_headers::set_final_data_size): New method definition.
1789 (Output_section_headers::do_size): New method declaration.
1790 (Output_segment_headers::set_final_data_size): New method definition.
1791 (Output_segment_headers::do_size): New method declaration.
1792 (Output_file_header::set_final_data_size)::New method definition.
1793 (Output_file_header::do_size)::New method declaration.
1794 (Output_section_data::Output_section_data): Add new parameter
1795 is_data_size_fixed and use it to fix data size.
1796 (Output_data_const::Output_data_const): Adjust call to base class
1797 constructor and fix data size.
1798 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1799 base class constructor and fix data size.
1800 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1801 base class constructor and fix data size.
1802 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1803 class constructor and fix data size.
1804 (Output_data_group::set_final_data_size): New method definition.
1805 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1806 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1807 class constructor and fix data size.
1808 (Output_relaxed_input_section): New class definition.
1809 (Output_section::Simple_input_section): New class definition.
1810 (Output_section::get_input_sections): Adjust parameter list.
1811 (Output_section::add_input_section_for_script): Same.
1812 (Output_section::save_states, Output_section::restore_states,
1813 Output_section::do_address_and_file_offset_have_reset_values,
1814 (Output_section::Input_section::Input_section): Handle
1815 RELAXED_INPUT_SECTION_CODE. Add new overload for
1816 Output_relaxed_input_section.
1817 (Output_section::Input_section::is_input_section,
1818 Output_section::Input_section::set_output_section): Handle relaxed
1820 (Output_section::Input_section::is_relaxed_input_section,
1821 Output_section::Input_section::output_section_data,
1822 Output_section::Input_section::relaxed_input_section): New method
1824 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1826 (Output_section::Input_section::u1_): Update comments.
1827 (Output_section::Input_section::u2_): Add new union member poris.
1828 (Output_section::Checkpoint_output_section): New classs definition.
1829 (Output_section::relax_input_section): New method declaration.
1830 (Output_section::checkpoint_): New data member.
1831 (Output_segment): Update comments.
1832 (Output_segment::Output_segment): Un-privatize copy constructor.
1833 (Output_segment::operator=): Un-privatize.
1834 * script-sections.cc (Output_section_element::Input_section_list):
1835 Change element type to Output_section::Simple_input_section.
1836 (Output_section_element_dot_assignment::set_section_addresses):
1837 Register output section data for relaxation clean up.
1838 (Output_data_exression::Output_data_expression): Adjust call to base
1839 constructor to fix data size.
1840 (Output_section_element_data::set_section_addresses): Register
1841 Output_data_expression object for relaxation clean up.
1842 (struct Input_section_info): Replace Relobj pointer and section index
1843 pair with Output_section::Simple_input_section and Convert struct to a
1845 (Input_section_sorter::operator()): Adjust access to
1846 Input_section_info data member to use accessors.
1847 (Output_section_element_input::set_section_addresses): Use layout
1848 parameter. Adjust code to use Output_section::Simple_input_section
1849 and Input_secction_info classes. Register filler for relaxation
1851 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1852 and section index pair with Output_section::Simple_input_section
1853 class. Adjust code accordingly.
1854 (Phdrs_element::release_segment): New method definition.
1855 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1857 (Script_sections::release_segments): New method definition.
1858 * gold/script-sections.h (Script_sections::release_segments): New
1860 * gold/target.h (Target::may_relax, Target::relax,
1861 Target::do_may_relax, Target::do_relax): New method definitions.
1863 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1865 * arm.cc (has_signed_unsigned_overflow): New function.
1866 (Arm_relocate_functions::abs8): New function.
1867 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1868 (Target_arm::Scan::global): Likewise.
1869 (Target_arm::relocate::relocate): Likewise.
1870 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1873 2009-09-16 Cary Coutant <ccoutant@google.com>
1875 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1876 * testsuite/Makefile.in: Regenerate.
1878 2009-09-11 Nick Clifton <nickc@redhat.com>
1880 * po/gold.pot: Updated by the Translation project.
1882 2009-09-08 Cary Coutant <ccoutant@google.com>
1884 * output.cc (Output_file::open): Add execute permission to empty file.
1885 * testsuite/Makefile.am (permission_test): New test.
1886 * testsuite/Makefile.in: Regenerate.
1888 2009-09-02 Ian Lance Taylor <iant@google.com>
1890 * output.cc (Output_file::resize): Call map_no_anonymous rather
1893 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1895 * gold.cc: Include "incremental.h".
1896 (queue_initial_tasks): Call Incremental_checker methods.
1897 * incremental.cc: Include "output.h".
1898 (Incremental_checker::can_incrementally_link_output_file): New
1900 * incremental.h (Incremental_checker): New class.
1902 * output.cc (Output_file::open_for_modification): New method.
1903 (Output_file::map_anonymous): Changed return type to bool. Record
1905 (Output_file::map_no_anonymous): New method, broken out of map.
1906 (Output_file::map): Use map_no_anonymous and map_anonymous.
1907 * output.h (class Output_file): Update declarations.
1909 2009-08-24 Cary Coutant <ccoutant@google.com>
1911 * options.h (Command_line::Pre_options): New class.
1912 (Command_line::pre_options): New member.
1913 * options.cc (gold::options::ready_to_register): New variable.
1914 (One_option::register_option): Do nothing if not registering options.
1915 Assert if same short option registered twice.
1916 (General_options::General_options): Turn off option registration when
1918 (Command_line::Pre_options::Pre_options): New constructor.
1920 2009-08-24 Cary Coutant <ccoutant@google.com>
1922 * options.h (General_options::no_keep_memory): Remove incorrect
1925 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1927 * Makefile.am (am__skiplex, am__skipyacc): New.
1928 * Makefile.in: Regenerate.
1930 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1932 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1933 (INCLUDES): ... this.
1934 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1935 (AM_CPPFLAGS): Renamed from ...
1936 (INCLUDE): ... this.
1937 * Makefile.in, testsuite/Makefile.in: Regenerate.
1939 * Makefile.in: Regenerate.
1940 * aclocal.m4: Likewise.
1941 * config.in: Likewise.
1942 * configure: Likewise.
1943 * testsuite/Makefile.in: Likewise.
1945 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1946 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1947 * Makefile.in: Regenerate.
1948 * testsuite/Makefile.in: Regenerate.
1950 2009-08-19 Cary Coutant <ccoutant@google.com>
1952 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1953 symbols in shared libraries overridden by hidden or internal symbols
1954 in the main program.
1956 2009-08-19 Chris Demetriou <cgd@google.com>
1958 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1959 checking source file names in error messages.
1961 2009-08-18 Doug Kwan <dougkwan@google.com>
1963 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1964 an elcpp::Ehdr as parameter. Adjust call to set_target.
1965 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1966 an elfcpp::Ehdr as parameter.
1967 * object.cc (Object::set_target): Remove the version that looks up
1968 a target and sets it.
1969 (Sized_relobj::setup): Take a Target object instead of
1970 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1971 (make_elf_sized_object): Find target and ask target to
1973 * object.h: (Object::set_target): Remove the version that looks up
1974 a target and sets it.
1975 (Sized_relobj::setup): Take a Target object instead of
1976 an elfcpp:Ehdr as parameter.
1977 * target.cc: Include dynobj.h.
1978 (Target::do_make_elf_object_implementation): New.
1979 (Target::do_make_elf_object): New.
1980 * target.h (Target::make_elf_object): New template declaration.
1981 (Target::do_make_elf_object): New method declarations.
1982 (Target::do_make_elf_object_implementation): New template declaration.
1984 2009-08-14 Ian Lance Taylor <iant@google.com>
1986 * gold.h (FUNCTION_NAME): Define.
1987 (gold_unreachable): Use FUNCTION_NAME.
1989 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1991 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1992 symbol in the --keep-unique list is not found.
1994 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1996 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1997 been maked as --keep-unique.
1998 (Icf::unfold_section): New function.
1999 * icf.h (Icf::unfold_section): New function.
2000 * options.h (General_options::keep_unique): New option.
2001 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2002 * testsuite/Makefile.in: Regenerate.
2003 * testsuite/icf_keep_unique_test.sh: New file.
2004 * testsuite/icf_keep_unique_test.cc: New file.
2006 2009-08-12 Cary Coutant <ccoutant@google.com>
2009 * resolve.cc (Symbol_table::resolve): Check for references from
2010 dynamic objects to hidden and internal symbols.
2011 * testsuite/Makefile.am (hidden_test.sh): New test.
2012 * testsuite/Makefile.in: Regenerate.
2013 * testsuite/hidden_test.sh: New script.
2014 * testsuite/hidden_test_1.c: New test source.
2015 * testsuite/hidden_test_main.c: New test source.
2017 2009-08-11 Doug Kwan <dougkwan@google.com>
2019 * arm.cc: Update comments.
2020 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2021 segment to locate the .ARM.exidx section if present.
2023 2009-08-09 Doug Kwan <dougkwan@google.com>
2025 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2028 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2029 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2032 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2034 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2035 valid tls_segment only for non-debug-section relocations.
2036 * testsuite/Makefile.am: Add gc_tls_test.
2037 * testsuite/Makefile.in: Regenerate.
2038 * testsuite/gc_tls_test.cc: New file.
2039 * testsuite/gc_tls_test.sh: New file.
2041 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2045 * Makefile.am (CCFILES): Add icf.cc.
2047 * Makefile.in: Regenerate.
2048 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2049 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2050 section, symbol and addend information for the relocs.
2051 * gold.cc (queue_middle_tasks): Call identical code folding.
2052 * gold.h: Add defines for multimap.
2053 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2054 to the call of finalize_local_symbols.
2055 * main.cc (main): Create object of class Icf.
2056 * object.cc (Sized_relobj::do_layout): Allow this function to be
2057 called twice during icf.
2058 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2059 to sections marked as identical by icf.
2060 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2062 (Sized_relobj::do_section_entsize): New function.
2063 * object.h (Object::section_entsize): New function.
2064 (Object::do_section_entsize): New pure virtual function.
2065 (Relobj::finalize_local_symbols): Add new parameter.
2066 (Relobj::do_section_entsize): New function.
2067 * options.h (General_options::icf): New option.
2068 (General_options::icf_iterations): New option.
2069 (General_options::print_icf_sections): New option.
2070 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2071 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2072 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2074 * symtab.cc (Symbol_table::is_section_folded): New function.
2075 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2076 to sections marked as identical by icf.
2077 * symtab.h (Symbol_table::set_icf): New function.
2078 (Symbol_table::icf): New function.
2079 (Symbol_table::is_section_folded): New function.
2080 (Symbol_table::icf_): New data member.
2081 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2082 * testsuite/Makefile.am: Add commands to build icf_test.
2083 * testsuite/Makefile.in: Regenerate.
2084 * testsuite/icf_test.sh: New file.
2085 * testsuite/icf_test.cc: New file.
2087 2009-07-24 Chris Demetriou <cgd@google.com>
2089 * layout.cc (is_compressible_debug_section): Fix incorrect
2090 comment about compressed section names.
2092 2009-07-20 Ian Lance Taylor <ian@airs.com>
2095 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2097 2009-07-16 Ian Lance Taylor <iant@google.com>
2100 * layout.h: #include <map>.
2101 (class Kept_section): Change from struct to class. Add accessors
2102 and setters. Add section size to Comdat_group mapping. Change
2103 Comdat_group to std::map. Add is_comdat_ field. Add
2104 linkonce_size field in union.
2105 (class Layout): Update declaration of find_or_add_kept_section.
2106 Don't declare find_kept_object.
2107 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2108 parameter. Add object, shndx, is_comdat, and is_group_name
2109 parameters. Change all callers. Adjust for new Kept_section.
2110 (Layout::find_kept_object): Remove.
2111 * object.cc (Sized_relobj::include_section_group): Update use of
2112 Kept_section. Rename secnum to shndx. Only record
2113 Kept_comdat_section if sections are the same size.
2114 (Sized_relobj::include_linkonce_section): Update use of
2115 Kept_section. Only record Kept_comdat_section if sections are the
2116 same size. Set size of linkonce section.
2117 (Sized_relobj::map_to_kept_section): Update call to
2118 get_kept_comdat_section.
2119 * object.h (class Sized_relobj): Rename fields in
2120 Kept_comdat_section to drop trailing underscores; change object
2121 field to Relobj*. Change Kept_comdat_section_table to store
2122 struct rather than pointer.
2123 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2124 Add kept_object and kept_shndx parameters. Change all callers.
2125 (Sized_relobj::get_kept_comdat_section): Change return type to
2126 bool. Add kept_object and kept_shndx parameters. Change all
2128 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2129 Layout::find_or_add_kept_section.
2131 2009-07-09 Ian Lance Taylor <iant@google.com>
2133 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2134 Reserve space in the hash table.
2136 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2138 * fileread.cc (File_read::get_mtime): New method.
2139 * fileread.h (Timespec): New structure.
2140 (File_read::get_mtime): New method.
2141 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2142 Renamed from timestamp_nsec.
2143 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2145 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2147 (Incremental_inputs::report_archive): Save mtime; style fix.
2148 (Incremental_inputs::report_obejct): Save mtime; style fix.
2149 (Incremental_inputs::report_script): Save mtime; style fix.
2150 (Incremental_inputs::finalize_inputs): Style fix.
2151 (Incremental_inputs::finalize): Style fix.
2152 (Incremental_inputs::create_input_section_data): Store inputs
2154 * incremental.h (Incremental_inputs::report_script): Add mtime
2156 (Incremental_inputs::Input_info::Input_info): Intialize only one
2158 (Incremental_inputs::Input_info::archive): Move to nameless
2160 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2161 (Incremental_inputs::Input_info::script): Move to nameless union.
2162 (Incremental_inputs::mtime): New field.
2163 * script.cc (read_input_script): Pass file mtime to
2165 * script.h (Script_info::inputs): Style fix.
2167 2009-07-01 Ian Lance Taylor <ian@airs.com>
2169 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2172 2009-06-24 Ian Lance Taylor <iant@google.com>
2175 * layout.cc (Layout::choose_output_section): If we find an
2176 existing section, update the flags.
2177 (Layout::create_notes): New function, broken out of
2179 (Layout::finalize): Don't create note sections.
2180 (Layout::create_note): Don't crash if linker script discards
2182 (Layout::create_gold_note): Likewise.
2183 (Layout::create_build_id): Likewise. Don't set
2184 after_input_sections on the section.
2185 (Layout::create_executable_stack_info): Remove target parameter.
2187 * layout.h (class Layout): Declare create_notes. Update
2188 declaration of create_executable_stack_info.
2189 * gold.cc (queue_middle_tasks): Call create_notes.
2190 * output.cc (Output_section::update_flags_for_input_section): Move
2191 here from output.h. If SHF_ALLOC flag is newly set, mark address
2193 * output.h (Output_data::mark_address_invalid): New function.
2194 (class Output_section): Only declare, not define,
2195 update_flags_for_input_section. Remove set_flags.
2197 2009-06-24 Ian Lance Taylor <iant@google.com>
2199 * script-sections.cc (Output_section_definition::
2200 set_section_addresses): Rename shadowing local load_address to
2203 2009-06-24 Ian Lance Taylor <iant@google.com>
2206 * reloc.cc (relocate_sections): Skip empty relocation sections.
2208 2009-06-23 Ian Lance Taylor <iant@google.com>
2211 * layout.cc (Layout::create_note): Use choose_output_section
2212 rather than make_output_section.
2214 2009-06-23 Ian Lance Taylor <iant@google.com>
2217 * options.cc (General_options::parse_V): Set printed_version_.
2218 (General_options::General_options): Initialize printed_version_.
2219 * options.h (class General_options): Add printed_version_ field.
2220 * gold.cc (queue_initial_tasks): If there are no input files,
2221 don't give a fatal error if we printed the version information.
2222 (queue_middle_tasks): If using -r with a shared object, give a
2223 fatal error rather than an ordinary error.
2225 2009-06-23 Ian Lance Taylor <iant@google.com>
2228 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2229 (Layout::make_output_section): Set have_stabstr_section_ if we see
2230 a .stab*str section.
2231 (Layout::finalize): Call link_stabs_sections.
2232 (Layout::link_stabs_sections): New file.
2233 * layout.h (class Layout): Add have_stabstr_section_ field.
2234 Declare link_stabs_sections.
2236 2009-06-23 Doug Kwan <dougkwan@google.com>
2238 * Makefile.am (libgold_a_LIBADD): New.
2239 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2240 * Makefile.in: Regenerate.
2241 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2242 * configure: Regenerate.
2243 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2244 * fileread.cc: Include sys/state.h
2245 * gold.h: Declare memmem and strndup if found missing.
2246 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2248 2009-06-23 Ian Lance Taylor <iant@google.com>
2250 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2251 * configure: Rebuild.
2253 2009-06-23 Ian Lance Taylor <iant@google.com>
2256 * object.cc (Object::section_contents): Don't try to get a view if
2257 the section has length zero.
2258 (Object::handle_gnu_warning_section): If the section is empty, use
2259 the name of the section as the warning.
2261 2009-06-23 Ian Lance Taylor <iant@google.com>
2264 * stringpool.h (class Stringpool_template): Add optimize_ field.
2265 (Stringpool_template::set_optimize): New function.
2266 * stringpool.cc (Stringpool_template::Stringpool_template):
2267 Initialize optimize_ field.
2268 (Stringpool_template::set_string_offsets): Test local optimize
2269 fild rather than parameter.
2270 * layout.cc (Layout::Layout): Call set_optimize on the section
2273 2009-06-22 Ian Lance Taylor <iant@google.com>
2276 * yyscript.y: Parse TARGET.
2277 * script.cc (script_set_target): New function.
2278 * script-c.h (script_set_target): Declare.
2279 * options.cc (General_options::string_to_object_format): Rename
2280 from string_to_object_format in anonymous namespace. Change
2282 * options.h (class General_options): Declare
2283 string_to_object_format.
2285 2009-06-22 Ian Lance Taylor <iant@google.com>
2287 * script-sections.cc (Script_sections::create_segments): Don't put
2288 program headers in a PT_LOAD segment if -n or -N.
2290 2009-06-22 Ian Lance Taylor <iant@google.com>
2293 * options.h (class General_options): Add -z lazy and -z now. Sort
2294 -z options into alphabetical order.
2295 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2297 2009-06-21 Ian Lance Taylor <iant@google.com>
2299 * layout.cc (Layout::make_output_section): Call
2300 Target::new_output_section.
2301 (Layout::attach_allocated_section_to_segment): Put large section
2302 sections in a separate load segment with the large segment flag
2304 (Layout::segment_precedes): Sort large data segments after other
2306 (align_file_offset): New static function.
2307 (Layout::set_segment_offsets): Use align_file_offset.
2308 * output.h (class Output_section): Add is_small_section_ and
2309 is_large_section_ fields.
2310 (Output_section::is_small_section): New function.
2311 (Output_section::set_is_small_section): New function.
2312 (Output_section::is_large_section): New function.
2313 (Output_section::set_is_large_section): New function.
2314 (Output_section::is_large_data_section): New function.
2315 (class Output_segment): Add is_large_data_segment_ field.
2316 (Output_segment::is_large_data_segment): New function.
2317 (Output_segment::set_is_large_data_segment): New function.
2318 * output.cc (Output_section::Output_section): Initialize new
2320 (Output_segment::Output_segment): Likewise.
2321 (Output_segment::add_output_section): Add assertion that large
2322 data sections always go in large data segments. Force small data
2323 sections to the end of the list of data sections. Force small BSS
2324 sections to the start of the list of BSS sections. For large BSS
2325 sections to the end of the list of BSS sections.
2326 * symtab.h (class Symbol): Declare is_common_shndx.
2327 (Symbol::is_defined): Check Symbol::is_common_shndx.
2328 (Symbol::is_common): Likewise.
2329 (class Symbol_table): Define enum Commons_section_type. Update
2330 declarations. Add small_commons_ and large_commons_ fields.
2331 * symtab.cc (Symbol::is_common_shndx): New function.
2332 (Symbol_table::Symbol_table): Initialize new fields.
2333 (Symbol_table::add_from_object): Put small and large common
2334 symbols in the right list.
2335 (Symbol_table::sized_finalized_symbol): Check
2336 Symbol::is_common_shndx.
2337 (Symbol_table::sized_write_globals): Likewise.
2338 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2339 common symbol lists. Don't call do_allocate_commons_list if the
2341 (Symbol_table::do_allocate_commons_list): Remove is_tls
2342 parameter. Add comons_section_type parameter. Change all
2343 callers. Handle small and large common symbols.
2344 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2345 Symbol::is_common_shndx.
2346 * resolve.cc (symbol_to_bits): Likewise.
2347 * target.h (Target::small_common_shndx): New function.
2348 (Target::small_common_section_flags): New function.
2349 (Target::large_common_shndx): New function.
2350 (Target::large_common_section_flags): New function.
2351 (Target::new_output_section): New function.
2352 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2353 small_common_section_flags, and large_common_section_flags
2355 (Target::do_new_output_section): New virtual function.
2356 * arm.cc (Target_arm::arm_info): Initialize new fields.
2357 * i386.cc (Target_i386::i386_info): Likewise.
2358 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2360 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2361 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2362 (Target_x86_64::do_new_output_section): New function.
2363 * configure.ac: Define conditional MCMODEL_MEDIUM.
2364 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2365 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2366 (large_LDFLAGS): Define.
2367 * testsuite/large.c: New file.
2368 * testsuite/testfile.cc (Target_test::test_target_info):
2369 Initialize new fields.
2370 * configure, testsuite/Makefile.in: Rebuild.
2372 2009-06-05 Doug Kwan <dougkwan@google.com>
2374 * Makefile.am (CCFILES): Add target.cc.
2375 * Makefile.in: Regenerate.
2376 * i386.cc (class Target_i386): Define new virtual method to
2377 override do_is_local_label_name in parent.
2378 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2379 local symbols if --discard-locals or -X is given.
2380 * options.h (class General_options): Declare new options
2381 '--discard-locals' and '-X' for discarding locals.
2382 * target.h (class Target): Define new methods is_local_label_name.
2383 Declare new virtual method do_is_local_label_name.
2384 * target.cc: New file.
2385 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2386 (check_SCRIPTS): Add discard_locals_test.sh.
2387 (check_DATA): Add discard_local_tests.syms.
2388 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2389 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2390 * testsuite/Makefile.in: Regenerate.
2391 * testsuite/discard_locals_test.c: New file.
2392 * testsuite/discard_locals_test.sh: Same.
2394 2009-06-05 Doug Kwan <dougkwan@google.com>
2396 * object.cc (Sized_relobj::Sized_relobj): Initialize
2397 discarded_eh_frame_shndx_ to -1U.
2398 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2400 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2401 a discarded .eh_frame section.
2402 (Sized_relobj::do_finalize_local_symbols): Ditto.
2403 * object.h (class Sized_relobj): Declare new member
2404 discarded_eh_frame_shndx_.
2405 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2406 (local_labels_test.o, local_labels_test): New rules.
2407 * testsuite/Makefile.in: Regenerate.
2409 2009-06-04 Doug Kwan <dougkwan@google.com>
2411 * layout.cc (Layout::section_name_mapping): Add mapping for
2412 special ARM sections.
2414 2009-06-03 Doug Kwan <dougkwan@google.com>
2416 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2417 (utils::has_overflow): Same.
2419 2009-06-03 Ian Lance Taylor <iant@google.com>
2421 * layout.cc (Layout::section_name_mapping): New array, replacing
2422 Layout::linkonce_mapping.
2423 (Layout::section_name_mapping_count): New variable, replacing
2424 Layout::linkonce_mapping_count.
2425 (Layout::linkonce_output_name): Remove.
2426 (Layout::output_section_name): Rewrite.
2427 * layout.h (class Layout): Rename Linkonce_mapping to
2428 Section_name_mapping, linkonce_mapping to section_name_mapping,
2429 linkonce_mapping_count to section_name_mapping_count. Don't
2430 declare linkonce_output_name.
2432 2009-06-03 Doug Kwan <dougkwan@google.com>
2434 * gold/arm.cc (namespace utils): New.
2435 (Target_arm::reloc_is_non_pic): Define new method.
2436 (class Arm_relocate_functions): New.
2437 (Target_arm::Relocate::relocate): Handle relocation types used by
2440 2009-06-03 Ian Lance Taylor <iant@google.com>
2442 * arm.cc (Target_arm::scan::global): Use || instead of |.
2444 2009-06-02 Doug Kwan <dougkwan@google.com>
2446 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2447 issued_non_pic_error_.
2448 (class Target_arm::Scan): Declare new method check_non_pic.
2449 Define new method symbol_needs_plt_entry.
2450 Declare new data member issued_non_pic_error_.
2451 (class Target_arm::Relocate): Declare new method
2452 should_apply_static_reloc.
2453 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2454 (Target_arm::Scan::check_non_pic): Define new method.
2455 (Target_arm::Scan::local): Handle a small subset of reloc types used
2457 (Target_arm::Scan::local): Same.
2458 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2460 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2462 * incremental.cc (Incremental_inputs::report_command_line): Filter
2463 out --incremental-* options.
2465 2009-05-29 Doug Kwan <dougkwan@google.com>
2467 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2469 (class Target_arm): Update comment.
2470 (Target_arm::Target_arm): Initialize new data members GOT_,
2471 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2472 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2473 and Target_arm::rel_dyn_section.
2474 Declare new_enum Target_arm::Got_type.
2475 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2477 Update commments for member do_dynsym_value.
2478 (Target_arm::got_size, Target_arm::plt_section,
2479 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2480 new methods inside class defintion.
2481 (Target_arm::got_section): Define new method.
2482 (Target_arm::rel_dyn_section): Same.
2483 (Output_data_plt_arm): New template class.
2484 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2485 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2486 (Output_data_plt_arm::add_entry): Same.
2487 (Output_data_plt_arm::first_plt_entry): Define new
2488 static data member for PLT instruction template.
2489 (Output_data_plt_arm::plt_entry): Same.
2490 (Output_data_plt_arm::do_write): Define new method.
2491 (Target_arm::make_plt_entry): Same.
2492 (Target_arm::do_finalize_sections): Same.
2493 (Target_arm::do_dynsym_value): Same.
2495 2009-05-28 Doug Kwan <dougkwan@google.com>
2497 * Makefile.am (TARGETSOURCES): Add arm.cc.
2498 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2499 * Makefile.in: Regenerate.
2501 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2503 2009-05-26 Doug Kwan <dougkwan@google.com>
2505 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2506 (General_options::check_excluded_libs): Strip off directories in
2507 archive name before matching like GNU ld does.
2508 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2509 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2510 (exclude_libs_test_LDFLAGS): Add linker option
2511 -Wl,--exclude-libs,libexclude_libs_test_3
2512 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2513 an explicit archive without using -l.
2514 (alt/libexclude_libs_test_3.a): New make rule.
2515 * testsuite/Makefile.in: Regenerate.
2516 * testsuite/exclude_libs_test.c : Declare lib3_default().
2518 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2519 * exclude_libs_test_3.c: New file.
2521 2009-05-26 Nick Clifton <nickc@redhat.com>
2523 * po/id.po: New Indonesian translation.
2524 * po/gold.pot: Updated template file.
2526 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2528 * testsuite/Makefile.am: Add -ffunction-sections to compile
2529 gc_comdat_test files. Add -Wl,--gc-sections to build
2531 * testsuite/Makefile.in: Regenerate.
2532 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2534 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2536 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2537 kept comdat section was garbage collected.
2538 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2539 * testsuite/Makefile.in: Regenerate.
2540 * testsuite/gc_comdat_test.sh: New file.
2541 * testsuite/gc_comdat_test_1.cc: New file.
2542 * testsuite/gc_comdat_test_2.cc: New file.
2544 2009-05-19 Doug Kwan <dougkwan@google.com>
2546 * archive.cc (Archive::Archive): Move constructor from archive.h
2547 to here. Initialize no_export_.
2548 (Archive::get_elf_object_for_member): Set no_export flag of object.
2549 * archive.h (Archive::Archive): Move constructor body to
2551 (Archive::no_export): New method.
2552 (Archive::no_export_): New field.
2553 * object.h (Object::Object): Initialize no_export_ to false.
2554 (Object::no_export, Object::set_no_export): New methods.
2555 (Object::no_export_): New field.
2556 * options.cc (General_options::parse_exclude_libs): New method.
2557 (General_options::check_excluded_libs) Same.
2558 * options.h (exclude_libs): New option.
2559 (General_options::check_excluded_libs): New method declaration.
2560 (General_options::excluded_libs_): New field.
2561 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2562 default or protected visibility if an object has no-export flag set.
2563 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2564 (check_SCRIPTS): Add exclude_libs_test.sh.
2565 (check_DATA): Add exclude_libs_test.syms.
2566 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2567 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2568 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2569 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2570 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2571 libexclude_libs_test_2.a): New rules.
2572 * testsuite/Makefile.in: Regenerate.
2573 * testsuite/exclude_libs_test.c: New file.
2574 * testsuite/exclude_libs_test.sh: Ditto.
2575 * testsuite/exclude_libs_test_1.c: Ditto.
2576 * testsuite/exclude_libs_test_2.c: Ditto.
2578 2009-05-15 Ian Lance Taylor <iant@google.com>
2580 * configure.ac: Check for declarations for cases where libiberty.h
2581 checks HAVE_DECL_xxx.
2582 * configure, config.in: Rebuild.
2584 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2586 * gold.h (Incremental_argument_list): Remove (invalid) forward
2588 * incremental.cc (Incremental_inputs::report_achive): New method.
2589 (Incremental_inputs::report_object): New method.
2590 (Incremental_inputs::report_script): New method.
2591 (Incremental_inputs::finalize_inputs): New method.
2592 (Incremental_inputs::finalize): Call finalize_inputs().
2593 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2594 Create inputs entries.
2595 * incremental.h (Incremental_input_type): New enum.
2596 (Incremental_inputs::Incremental_input): Initialize new fields.
2597 (Incremental_inputs::report_inputs): New method.
2598 (Incremental_inputs::report_achive): New method.
2599 (Incremental_inputs::report_object): New method.
2600 (Incremental_inputs::report_script): New method.
2601 (Incremental_inputs::finalize_inputs): New method.
2602 (Incremental_inputs::Input_info): New struct.
2603 (Incremental_inputs::Input_info_map): New typedef.
2604 (Incremental_inputs::lock_): New field.
2605 (Incremental_inputs::Inputs_): New field.
2606 (Incremental_inputs::Inputs_map): New field.
2607 * main.cc (main): Call Incremental_input::report_inputs.
2608 * options.h (Input_argument_list): Typedef moved from
2610 (Input_file_group::Files): Remove, use ::Input_argument_list.
2611 (Input_file_group::Input_argument_list): Remove, use
2612 ::Input_argument_list.
2613 * plugin.cc (Plugin_manager::add_input_file): Add error in
2615 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2617 * script.cc (read_input_script): Call
2618 Incremental_input::report_script.
2619 * script.h (Script_info): New class.
2621 2009-04-27 Ian Lance Taylor <iant@google.com>
2623 * x86_64.cc (do_adjust_output_section): Set entsize to
2626 2009-04-23 Elliott Hughes <enh@google.com>
2628 * output.cc (Output_file::close): After short writes, continue
2629 writing from the correct offset in the buffer being written.
2631 2009-04-23 Chris Demetriou <cgd@google.com>
2633 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2634 * configure: Regenerate.
2635 * config.in: Regenerate.
2636 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2637 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2639 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2641 * incremental.cc (Incremental_inputs_header_data): Renamed from
2642 Incremental_input_header_data.
2643 (Incremental_inputs_header_data::data_size): New field.
2644 (Incremental_inputs_header_data::put_input_file_count): Renamed
2645 from input_file_count.
2646 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2647 from command_line_offset.
2648 (Incremental_inputs_header_data::put_reserved): Renamed from
2650 (Incremental_inputs_entry_data): Renamed from
2651 Incremental_input_entry_data.
2652 (Incremental_inputs_entry_data::data_size): New field.
2653 (Incremental_inputs::report_command_line): New method.
2654 (Incremental_inputs::finalize): New method.
2655 (Incremental_inputs::create_incremental_inputs_data): New method.
2656 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2657 * incremental.h: New file.
2658 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2659 (Layout::finalize): Create incremental inputs section in
2661 (Layout::create_incremental_info_sections): New method.
2662 * layout.h (Layout::incremental_inputs): New method.
2663 (Layout::create_incremental_info_sections): New method.
2664 (Layout::incremental_inputs_): New field.
2665 * main.cc (main): Notify Incremental_input of the command line.
2667 2009-04-01 Ian Lance Taylor <iant@google.com>
2668 Mikolaj Zalewski <mikolajz@google.com>
2670 * gold.h (reserve_unordered_map): Define, three versions, one for
2671 each version of Unordered_map.
2672 * layout.cc (Layout::Layout): Remove options parameter. Add
2673 number_of_input_files parameter. Don't initialize options_.
2674 Initialize number_of_input_files_ and resized_signatures_. Move
2675 sections_are_attached_.
2676 (Layout::layout_group): Reserve space for group_signatures_.
2677 (Layout::find_or_add_kept_section): Change name parameter to be a
2678 reference. Resize signatures_ map when it gets large enough.
2679 (Layout::layout_eh_frame): Use parameters->options() instead of
2681 (Layout::make_output_section): Likewise.
2682 (Layout::attach_allocated_section_to_segment): Likewise.
2683 (Layout::finalize, Layout::create_executable_stack): Likewise.
2684 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2685 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2686 * layout.h (class Layout): Update declarations. Remove options_
2687 field. Add number_of_input_files_ and resized_signatures_
2688 fields. Move sections_are_attached_ field.
2689 * main.cc (main): Pass number of input files to Layout
2690 constructor. Don't pass options.
2692 2009-03-30 Ian Lance Taylor <iant@google.com>
2694 * ffsll.c (ffsll): Correct implementation.
2696 2009-03-27 Ian Lance Taylor <iant@google.com>
2698 * ffsll.c: New file.
2699 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2700 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2701 * ftruncate.c (ftruncate): Declare before definition.
2702 * mremap.c (mremap): Likewise.
2703 * pread.c (pread): Likewise.
2704 * configure, Makefile.in, config.in: Rebuild.
2706 * mremap.c: New file.
2707 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2708 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2709 (mremap): Declare if HAVE_MREMAP is not defined.
2710 * configure, Makefile.in, config.in: Rebuild.
2712 2009-03-27 Cary Coutant <ccoutant@google.com>
2714 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2715 position independent.
2716 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2717 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2719 2009-03-24 Cary Coutant <ccoutant@google.com>
2721 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2723 (needs_dynamic_reloc): Likewise.
2725 2009-03-24 Ian Lance Taylor <iant@google.com>
2727 * yyscript.y (file_cmd): Recognize EXTERN.
2728 (extern_name_list, extern_name_list_body): New nonterminals.
2729 * script.cc (script_add_extern): Define.
2730 * script-c.h (script_add_extern): Declare.
2732 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2734 * object.cc (is_elf_object): Define.
2735 * object.h (is_elf_object): Declare.
2736 * archive.cc (Archive::get_elf_object_for_member): Call
2738 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2740 2009-03-24 Elliott Hughes <enh@google.com>
2742 * output.cc (Output_file::map_anonymous): Define.
2743 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2744 try an anonymous one. Report the size if the mmap fails.
2745 * output.h (class Output_file): Declare map_anonymous.
2747 2009-03-24 Ian Lance Taylor <iant@google.com>
2749 * target-select.cc (instantiate_target): Don't acquire the lock if
2750 the instantiated_target_ field has already been set.
2752 2009-03-23 Ian Lance Taylor <iant@google.com>
2754 * gold-threads.h (class Initialize_lock): Define.
2755 * gold-threads.cc (class Initialize_lock_once): Define.
2756 (initialize_lock_control): New static variable.
2757 (initialize_lock_pointer): New static variable.
2758 (initialize_lock_once): New static function.
2759 (Initialize_lock::Initialize_lock): Define.
2760 (Initialize_lock::initialize): Define.
2761 * target-select.h: Include "gold-threads.h".
2762 (class Target_selector): Add lock_ and initialize_lock_ fields.
2763 Don't define instantiate_target, just declare it.
2764 * target-select.cc (Target_selector::Target_selector): Initialize
2766 (Target_selector::instantiate_target): Define.
2767 * descriptors.h: Include "gold-threads.h".
2768 (class Descriptors): Add initialize_lock_ field.
2769 * descriptors.cc (Descriptors::Descriptors): Initialize new
2771 (Descriptors::open): Use initialize_lock_ field
2772 * errors.h (class Errors): Add initialize_lock_ field.
2773 * errors.cc (Errors::Errors): Initialize new field.
2774 (Errors::initialize_lock): Use initialize_lock_ field.
2775 * powerpc.cc (class Target_selector_powerpc): Remove
2776 instantiated_target_ field. In do_recognize call
2777 instantiate_target rather than do_instantiate_target. In
2778 do_instantiate_target just allocate a new target.
2779 * sparc.cc (class Target_selector_sparc): Likewise.
2781 * freebsd.h: New file.
2782 * i386.cc: Include "freebsd.h".
2783 (Target_i386): Derive from Target_freebsd rather than
2785 (Target_selector_i386): Derive from Target_selector_freebsd rather
2786 than Target_selector.
2787 * x86_64.cc: Include "freebsd.h".
2788 (Target_x86_64): Derive from Target_freebsd rather than
2790 (Target_selector_x86_64): Derive from Target_selector_freebsd
2791 rather than Target_selector.
2792 * target.h (class Target): Add adjust_elf_header and
2793 do_adjust_elf_header.
2794 * output.cc (Output_file_header:: do_sized_write): Call target
2795 adjust_elf_header routine.
2796 * configure.tgt: Set targ_osabi.
2797 * configure.ac: Define GOLD_DEFAULT_OSABI.
2798 * parameters.cc (Parameters::default_target): Pass
2799 GOLD_DEFAULT_OSABI to select_target.
2800 * target-select.h (class Target_selector): Make instantiate_target
2801 protected rather than private.
2802 * Makefile.am (HFILES): Add freebsd.h.
2803 * configure, Makefile.in, config.in: Rebuild.
2805 * merge.cc (do_add_input_section): Correct pend value. Change
2806 message about last entry not being null terminated from error to
2809 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2811 * incremental.cc: New file.
2812 * Makefile.am (CCFILES): Add incremental.cc.
2813 * Makefile.in: Rebuild.
2815 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2817 * layout.cc (Layout::output_section_name): Preserve names
2818 of '.note.' sections.
2820 2009-03-19 Ian Lance Taylor <iant@google.com>
2822 * descriptors.cc (Descriptors::open): Check that the options are
2823 valid before using them.
2825 2009-03-18 Ian Lance Taylor <iant@google.com>
2827 * script-sections.h: Include <list>.
2828 (class Script_sections): Change Sections_elements from std::vector
2829 to std::list. Typedef public Elements_iterator. Add
2830 orphan_section_placement_, data_segment_align_start_, and
2831 saw_data_segment_align_ fields. Remove data_segment_align_index_
2833 * script-sections.cc (class Orphan_section_placement): New class.
2834 (class Sections_element): Add virtual functions is_relro and
2835 orphan_section_init. Remove virtual function place_orphan_here.
2836 (class Output_section_definition): Add is_relro and
2837 orphan_section_init. Remove place_orphan_here.
2838 (class Orphan_output_section): Likewise.
2839 (Script_sections::Script_sections): Update for field changes.
2840 (Script_sections::data_segment_align): Set saw_data_segment_align_
2841 and data_segment_align_start_, not data_segment_align_index.
2842 (Script_sections::data_segment_relro_end): Check
2843 saw_data_segment_align_. Use data_segment_align_start_ rather
2844 than data_segment_align_index_.
2845 (Script_sections::place_orphan): Rewrite to use
2846 Orphan_section_placement.
2848 2009-03-17 Ian Lance Taylor <iant@google.com>
2850 * archive.cc (Archive::add_symbols): Check for a version attached
2851 to the symbol name in the archive map.
2852 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2853 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2854 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2855 (ver_test_11.a): New target.
2856 * testsuite/Makefile.in: Rebuild.
2858 * configure.ac: Check for chsize and posix_fallocate. Replace
2860 * ftruncate.c: New file, from gnulib.
2861 * output.cc (posix_fallocate): Define dummy version if not
2862 HAVE_POSIX_FALLOCATE.
2863 (Output_file::map): Call posix_fallocate rather than lseek and
2865 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2866 * configure, Makefile.in, config.in: Rebuild.
2868 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2870 * layout.h (Layout::create_note): Add section_name parameter.
2871 * layout.cc (Layout::create_note): Likewise.
2872 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2874 2009-03-17 Ian Lance Taylor <iant@google.com>
2876 * descriptors.cc: Include "options.h".
2877 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2878 (Descriptors::open): Always use O_CLOEXEC when opening a new
2879 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2880 then set FD_CLOEXEC.
2882 * sparc.cc (class Target_sparc): Add has_got_section.
2883 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2884 make sure we have a GOT section.
2886 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2887 (Target_sparc::Scan::local): Likewise.
2888 (Target_sparc::Scan::global): Likewise.
2889 (Target_sparc::Relocate::relocate): Likewise.
2890 (Target_sparc::Relocate::relocate_tls): Likewise.
2892 * symtab.cc (Symbol_table::define_default_version): New function,
2893 broken out of add_from_object.
2894 (Symbol_table::add_from_object): Call define_default_version.
2895 (Symbol_table::define_special_symbol): Add resolve_oldsym
2896 parameter. Change all callers. If the version for a symbol comes
2897 from a version script, resolve it with the symbol with the same
2898 name with no version. Also add the symbol without a version if
2900 (do_define_in_output_data): If resolving with oldsym, don't delete
2902 (do_define_in_output_segment): Likewise.
2903 (do_define_as_constant): Likewise.
2904 * symtab.h (class Symbol_table): Update declarations.
2906 2009-03-13 Ian Lance Taylor <iant@google.com>
2908 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2909 (Read_symbols::requeue): New function.
2910 (Read_symbols::do_read_symbols): If make_elf_object fails because
2911 the target type is not configured, and the file was searched for,
2912 issue a warning and retry with the next directory.
2913 (Add_symbols::run): If the file has an incompatible format, and
2914 it was searched for, requeue the Read_symbols task. On error,
2916 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2917 dirindex parameter to constructor. Change all callers. Declare
2918 incompatible_warning and requeue.
2919 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2920 input_argument_ and input_group_ fields. Add them to
2921 constructor. Change all callers.
2922 (class Read_script): Add dirindex_ field. Add it to constructor.
2924 * archive.cc (Archive::setup): Remove input_objects parameter.
2926 (Archive::get_file_and_offset): Likewise.
2927 (Archive::read_all_symbols): Likewise.
2928 (Archive::read_symbols): Likewise.
2929 (Archive::get_elf_object_for_member): Remove input_objects
2930 parameter. Add punconfigured parameter. Change all callers.
2931 (Archive::add_symbols): Change return type to bool. Check return
2932 value of include_member.
2933 (Archive::include_all_members): Likewise.
2934 (Archive::include_member): Change return type to bool. Return
2935 false if first included object has incompatible target. Set
2936 included_member_ field.
2937 (Add_archive_symbols::run): If add_symbols returns false, requeue
2939 * archive.h (class Archive): Add included_member_ field.
2940 Initialize it in constructor. Add input_file and searched_for
2941 methods. Update declarations.
2942 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2943 input_argument_ fields. Add them to constructor. Change all
2945 * script.cc: Include "target-select.h".
2946 (class Parser_closure): Add skip_on_incompatible_target_ and
2947 found_incompatible_target_ fields. Add
2948 skip_on_incompatible_target parameter to constructor. Change all
2949 callers. Add methods skip_on_incompatible_target,
2950 clear_skip_on_incompatible_target, found_incompatible_target, and
2951 set_found_incompatible_target.
2952 (read_input_script): Add dirindex parameter. Change all callers.
2953 If parser finds an incompatible target, requeue Read_symbols
2955 (script_set_symbol): Clear skip_on_incompatible_target in
2957 (script_add_assertion, script_parse_option): Likewise.
2958 (script_start_sections, script_add_phdr): Likewise.
2959 (script_check_output_format): New function.
2960 * script.h (read_input_script): Update declaration.
2961 * script-c.h (script_check_output_format): Declare.
2962 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2963 (ignore_cmd): Remove OUTPUT_FORMAT.
2964 * fileread.cc (Input_file::Input_file): Add explicit this.
2965 (Input_file::will_search_for): New function.
2966 (Input_file::open): Add pindex parameter. Change all callers.
2967 * fileread.h (class Input_file): Add input_file_argument method.
2968 Declare will_search_for. Update declarations.
2969 * object.cc (make_elf_object): Add punconfigured parameter.
2971 * object.h (class Object): Make input_file public. Add
2972 searched_for method.
2973 (make_elf_object): Update declaration.
2974 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2976 * dirsearch.h (class Dirsearch): Update declaration.
2977 * options.h (class General_options): Add --warn-search-mismatch.
2978 * parameters.cc (Parameters::is_compatible_target): New function.
2979 * parameters.h (class Parameters): Declare is_compatible_target.
2980 * workqueue.cc (Workqueue::add_blocker): New function.
2981 * workqueue.h (class Workqueue): Declare add_blocker.
2983 * fileread.cc (Input_file::open): Remove options parameter.
2985 (Input_file::open_binary): Likewise.
2986 * script.cc (read_input_script): Likewise.
2987 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2988 options parameter from constructor. Change all callers.
2989 (class Read_script): Likewise.
2990 * fileread.h (class Input_file): Update declarations.
2991 * script.h (read_input_script): Update declaration.
2993 2009-03-10 Nick Clifton <nickc@redhat.com>
2995 * po/es.po: New Spanish translation.
2997 2009-03-06 Cary Coutant <ccoutant@google.com>
2999 * options.cc (parse_short_option): Keep dash_z from registering itself.
3001 2009-03-03 Ian Lance Taylor <iant@google.com>
3004 * target-reloc.h (relocate_section): Pass output_section to
3006 * i386.cc (Target_i386::should_apply_static_reloc): Add
3007 output_section parameter. Change all callers.
3008 (Target_i386::Relocate::relocate): Add output_section parameter.
3009 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3010 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3011 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3012 * testsuite/two_file_shared.sh: New script.
3013 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3014 (check_DATA): Add two_file_shared.dbg.
3015 (two_file_shared.dbg): New target.
3016 * testsuite/Makefile.in: Rebuild.
3018 2009-03-01 Ian Lance Taylor <iant@google.com>
3020 * configure.ac: Check for byteswap.h.
3021 * configure: Rebuild.
3022 * config.in: Rebuild.
3024 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3026 * layout.cc (Layout::find_or_add_kept_section): New function.
3027 (Layout::add_comdat): Removed.
3028 * layout.h (struct Kept_section): Move out of class Layout.
3029 Remove trailing underscores from field names. Add group_sections
3030 field. Rename group_ field to is_group. Change all uses.
3031 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3032 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3033 comdat_groups_ field.
3034 (Sized_relobj::include_section_group): Use
3035 find_or_add_kept_section and Kept_section::group_sections.
3036 (Sized_relobj::include_linkonce_section): Likewise.
3037 * object.cc (class Sized_relobj): Don't define Comdat_group or
3038 Comdat_group_table. Remove find_comdat_group and
3039 add_comdat_group. Remove comdat_groups_ field.
3040 * plugin.cc (include_comdat_group): Use
3041 Layout::find_or_add_kept_section.
3043 2009-02-28 Ian Lance Taylor <iant@google.com>
3045 * README: --gc-sections and map files are now supported. Document
3046 some build requirements.
3049 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3050 relocatable link set the value of the section symbol to zero.
3051 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3052 relocatable link don't include the section address in the local
3055 2009-02-27 Ian Lance Taylor <iant@google.com>
3058 * options.h (class Search_directory): Add is_system_directory.
3059 (class General_options): Declare is_in_system_directory.
3060 * options.cc (get_relative_sysroot): Make static.
3061 (get_default_sysroot): Make static.
3062 (General_optoins::is_in_system_directory): New function.
3063 * fileread.cc (Input_file::is_in_system_directory): New function.
3064 * fileread.h (class Input_file): Declare is_in_system_directory.
3065 * object.h (class Object): Add is_in_system_directory.
3066 (class Input_objects): Remove system_library_directory_ field.
3067 * object.cc (Input_objects::add_object): Don't set
3068 system_library_directory_.
3069 (input_objects::found_in_system_library_directory): Remove.
3070 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3071 parameter. Change all callers.
3072 (Symbol_table::sized_write_globals): Likewise.
3073 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3074 Call Object::is_in_system_directory.
3075 * symtab.h (class Symbol_table): Update declarations.
3078 * descriptors.h (Open_descriptor): Add is_on_stack field.
3079 * descriptors.cc (Descriptors::open): If the descriptor is on the
3080 top of the stack, remove it. Initialize is_on_stack field.
3081 (Descriptors::release): Only add pod to stack if it is not on the
3083 (Descriptors::close_some_descriptor): Clear stack_next and
3087 * output.cc (Output_section::find_starting_output_address): Rename
3088 from starting_output_address; add PADDR parameter; change return
3090 * output.h (class Output_section): Declare
3091 find_starting_output_address instead of starting_output_address.
3092 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3093 section symbol for which we can't find a merge section.
3096 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3097 hidden or internal, force the symbol to be local.
3098 * resolve.cc (Symbol::override_visibility): Define.
3099 (Symbol::override_base): Use override_visibility.
3100 (Symbol_table::resolve): Likewise.
3101 (Symbol::override_base_with_special): Likewise.
3102 (Symbol_table::override_with_special): If the visibility is hidden
3103 or internal, force the symbol to be local.
3104 * symtab.h (class Symbol): Add set_visibility and
3105 override_visibility.
3106 * testsuite/ver_test_1.sh: New file.
3107 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3108 (check_DATA): Add ver_test_1.syms.
3109 (ver_test_1.syms): New target.
3110 * testsuite/Makefile.in: Rebuild.
3112 2009-02-25 Cary Coutant <ccoutant@google.com>
3114 * layout.cc (Layout::choose_output_section): Don't rename sections
3115 when using a linker script that has a SECTIONS clause.
3116 * Makefile.in: Regenerate.
3118 * testsuite/Makefile.am (script_test_5.sh): New test case.
3119 * testsuite/Makefile.in: Regenerate.
3120 * testsuite/script_test_5.cc: New file.
3121 * testsuite/script_test_5.sh: New file.
3122 * testsuite/script_test_5.t: New file.
3124 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3126 * archive.cc (Archive::include_member): Update calls to add_symbols.
3127 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3128 the Layout argument.
3129 * dynobj.h (do_add_symbols): Add the Layout argument.
3130 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3132 * object.h (Object::add_symbols): Add the Layout argument.
3133 (Object::do_add_symbols): Add the Layout argument.
3134 (Sized_relobj::do_add_symbols): Add the Layout argument.
3135 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3136 Unify the two versions.
3137 (Add_plugin_symbols): Remove.
3138 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3139 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3140 (Add_plugin_symbols): Remove.
3141 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3142 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3143 (Add_symbols::run): Make it work with Pulginobj.
3145 2009-02-06 Ian Lance Taylor <iant@google.com>
3147 * object.cc (Sized_relobj::do_layout): Make info message start
3148 with lower case letter.
3150 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3152 * binary.cc: Fix file comment.
3154 * options.h (enum Incremental_disposition): Define.
3155 (class General_options): Add new options: --incremental,
3156 --incremental_changed, --incremental_unchanged,
3157 --incremental_unknown. Add incremental_disposition_ and
3158 implicit_incremental_ fields.
3159 (General_options::incremental_disposition): New function.
3160 (class Position_dependent_options): Add incremental_disposition
3162 (Position_dependent_options::copy_from_options): Set incremental
3164 * options.cc (General_options::parse_incremental_changed): New
3166 (General_options::parse_incremental_unchanged): New function.
3167 (General_options::parse_incremental_unknown): New function.
3168 (General_options::General_options): Initialize new fields
3169 incremental_disposition_ and implicit_incremental_.
3170 (General_options::finalize): Check for uasge of --incremental-*
3171 without --incremental.
3173 2009-02-06 Chris Demetriou <cgd@google.com>
3175 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3176 pointer and to report location as the file name associated with
3178 (gold_undefined_symbol_at_location): New function to replace the
3179 old gold_undefined_symbol functionality.
3180 * target-reloc.h (relocate_section): Update to use
3181 gold_undefined_symbol_at_location.
3182 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3183 Call gold_undefined_symbol function rather than gold_error.
3184 * errors.h (Errors::undefined_symbol): Take location as a
3185 string, rather than calculating it from a relocation.
3186 * errors.cc (Errors::fatal): Print "fatal error:" before the
3188 (Errors::error, Errors::error_at_location): Print "error: "
3189 before the formatted message.
3190 (Errors::undefined_symbol): Take location as a string, rather
3191 than calculating it from a relocation.
3192 (gold_undefined_symbol_at_location): New function akin to
3193 old gold_undefined_symbol, calculates location from relocation.
3194 (gold_undefined_symbol): Change to take only a Symbol pointer
3195 and to report location as the file name associated with the symbol.
3196 * testsuite/debug_msg.sh: Update for changed error messages.
3197 * testsuite/undef_symbol.sh: Likewise.
3199 2009-02-04 Duncan Sands <baldrick@free.fr>
3202 * reduced_debug_output.h
3203 (Output_reduced_debug_abbrev_section::failed): Use format for
3205 (Output_reduced_debug_info_section::faild): Likewise.
3207 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3209 * script.cc (Lazy_demangler): New class.
3210 (Version_script_info::get_symbol_version_helper): Demangle a
3213 2009-01-29 Cary Coutant <ccoutant@google.com>
3215 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3217 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3219 2009-01-28 Ian Lance Taylor <iant@google.com>
3221 * version.cc (version_string): Bump to 1.9.
3223 * gold.h: Include <cstring> and <stdint.h>.
3224 * version.cc: Include <cstdio>.
3225 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3227 * reduced_debug_output.cc (insert_into_vector): Rename from
3228 Insert_into_vector; change all callers. Use Swap_unaligned to
3229 avoid aliasing issue; remove union since it is unnecessary.
3231 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3233 * Makefile.am (CCFILES): Add gc.cc.
3235 * Makefile.in: Regenerate.
3236 * gold.cc (Gc_runner): New class.
3237 (queue_initial_tasks): Call garbage collection related tasks
3238 when corresponding options are invoked.
3239 (queue_middle_gc_tasks): New function.
3240 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3241 processed early before laying out sections during garbage collection.
3242 * gold.h (queue_middle_gc_tasks): New function.
3243 (is_prefix_of): Move from "layout.cc".
3244 * i386.cc (Target_i386::gc_process_relocs): New function.
3245 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3246 * main.cc (main): Create object of class "Garbage_collection".
3247 * object.cc (Relobj::copy_symbols_data): New function.
3248 (Relobj::is_section_name_included): New function.
3249 (Sized_relobj::do_layout): Allow this function to be called twice
3250 during garbage collection and defer layout of section during the
3252 * object.h (Relobj::get_symbols_data): New function.
3253 (Relobj::is_section_name_included): New function.
3254 (Relobj::copy_symbols_data): New function.
3255 (Relobj::set_symbols_data): New function.
3256 (Relobj::get_relocs_data): New function.
3257 (Relobj::set_relocs_data): New function.
3258 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3259 (Relobj::gc_process_relocs): New function.
3260 (Relobj::do_gc_process_relocs): New pure virtual function.
3261 (Relobj::sd_): New data member.
3262 (Sized_relobj::is_output_section_offset_invalid): New function.
3263 (Sized_relobj::do_gc_process_relocs): New function.
3264 * options.h (General_options::gc_sections): Modify to not be a no-op.
3265 (General_options::print_gc_sections): New option.
3266 * plugin.cc (Plugin_finish::run): Remove function call to
3267 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3268 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3269 * reloc.cc (Read_relocs::run): Add task to process relocs and
3270 determine unreferenced sections when doing garbage collection.
3271 (Gc_process_relocs): New class.
3272 (Sized_relobj::do_gc_process_relocs): New function.
3273 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3274 sections that are garbage collected.
3275 * reloc.h (Gc_process_relocs): New class.
3276 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3277 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3278 symbols whose corresponding sections are garbage collected.
3279 (Symbol_table::Symbol_table): Add new parameter for the garbage
3281 (Symbol_table::gc_mark_undef_symbols): New function.
3282 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3283 (Symbol_table::gc_mark_dyn_syms): New function.
3284 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3286 (Symbol_table::add_from_object): Likewise.
3287 (Symbol_table::add_from_relobj): When building shared objects, do not
3288 treat externally visible symbols as garbage.
3289 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3290 table information for static and relocatable links.
3291 * symtab.h (Symbol_table::set_gc): New function.
3292 (Symbol_table::gc): New function.
3293 (Symbol_table::gc_mark_undef_symbols): New function.
3294 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3295 (Symbol_table::gc_mark_dyn_syms): New function.
3296 (Symbol_table::gc_): New data member.
3297 * target.h (Sized_target::gc_process_relocs): New pure virtual
3299 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3300 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3302 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3304 * options.h (General_options::gc_sections): Define as a no-op for now.
3305 (General_options::no_keep_memory): Ditto.
3306 (General_options::Bshareable): Define.
3307 * options.cc (General_options::finalize): Honor -Bshareable.
3309 2009-01-20 Andreas Schwab <schwab@suse.de>
3311 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3312 read the value in the contents, since we don't use it. Use the
3313 template endianness when writing.
3314 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3316 2009-01-19 Andreas Schwab <schwab@suse.de>
3318 * configure.tgt (powerpc64-*): Fix targ_obj.
3320 2009-01-15 Ian Lance Taylor <iant@google.com>
3322 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3323 local symbols when stripping all symbols.
3325 2009-01-14 Cary Coutant <ccoutant@google.com>
3327 * output.cc (Output_reloc): Add explicit instantiations.
3329 2009-01-14 Cary Coutant <ccoutant@google.com>
3331 * archive.cc (Archive::get_elf_object_for_member): Remove call
3332 to File_read::claim_for_plugin.
3333 * descriptors.cc (Descriptors::open): Remove reference to
3335 (Descriptors::claim_for_plugin): Remove.
3336 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3337 (Descriptors::is_claimed): Remove.
3338 (claim_descriptor_for_plugin): Remove.
3339 * fileread.cc (File_read::claim_for_plugin): Remove.
3340 * fileread.h (File_read::claim_for_plugin): Remove.
3341 (File_read::descriptor): Reopen descriptor if necessary.
3342 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3343 (Plugin_manager::all_symbols_read): Add task parameter. Change
3345 (Plugin_manager::get_input_file): New function.
3346 (Plugin_manager::release_input_file): New function.
3347 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3348 corresponding data member.
3349 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3350 and pass to base constructor. Change all callers.
3351 (get_input_file, release_input_file): New functions.
3352 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3353 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3354 (Plugin_manager::all_symbols_read): Add task parameter.
3355 (Plugin_manager::get_input_file): New function.
3356 (Plugin_manager::release_input_file): New function.
3357 (Plugin_manager::task_): New data member.
3358 (Pluginobj::Pluginobj): Add filesize parameter.
3359 (Pluginobj::filename): New function.
3360 (Pluginobj::descriptor): New function.
3361 (Pluginobj::filesize): New function.
3362 (Pluginobj::filesize_): New data member.
3363 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3364 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3365 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3367 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3368 with archive libraries.
3369 * testsuite/Makefile.in: Regenerate.
3370 * testsuite/plugin_test.c (struct sym_info): New type.
3371 (get_input_file, release_input_file): New static variables.
3372 (onload): Capture new transfer vector entries.
3373 (claim_file_hook): Stop reading at end of file according to filesize.
3374 Factor out parsing of readelf output into separate function.
3375 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3376 APIs and get the source file name from the symbol table. Convert
3377 source file name to corresponding object file name. Print info
3378 message when adding new input files.
3379 (parse_readelf_line): New function.
3380 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3381 * testsuite/plugin_test_2.sh: Likewise.
3382 * testsuite/plugin_test_3.sh: Likewise.
3383 * testsuite/plugin_test_4.sh: New test case.
3385 2009-01-07 Ian Lance Taylor <iant@google.com>
3387 * version.cc (version_string): Bump to 1.8.
3389 2008-12-23 Cary Coutant <ccoutant@google.com>
3391 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3392 * plugin.cc (Plugin_manager::finish): Rename as
3393 layout_deferred_objects. Move cleanup to separate function.
3394 (Plugin_manager::cleanup): New function.
3395 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3397 * plugin.h (Plugin_manager::finish): Rename as
3398 layout_deferred_objects.
3399 (Plugin_manager::cleanup): New function.
3400 (Plugin_manager::cleanup_done): New field.
3402 2008-12-23 Cary Coutant <ccoutant@google.com>
3404 * plugin.cc (is_visible_from_outside): New function.
3405 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3406 so we don't return "IR only" status for exported symbols or -r links.
3408 * testsuite/Makefile.am (plugin_test_3): New test case.
3409 * testsuite/Makefile.in: Regenerate.
3410 * testsuite/plugin_test_3.sh: New file.
3412 2008-12-22 Cary Coutant <ccoutant@google.com>
3414 * object.cc (Sized_relobj::layout_section): New function.
3415 (Sized_relobj::do_layout): Defer layout of input sections until after
3416 plugin has provided replacement files.
3417 (Sized_relobj::do_layout_deferred_sections): New function.
3418 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3419 (Relobj::layout_deferred_sections): New function.
3420 (Relobj::do_layout_deferred_sections): New function.
3421 (Sized_relobj::do_layout_deferred_sections): New function.
3422 (Sized_relobj::layout_section): New function.
3423 (Sized_relobj::Deferred_layout): New structure.
3424 (Sized_relobj::deferred_layout_): New field.
3425 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3426 Change all callers. Layout deferred sections.
3427 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3429 (Plugin_hook::run): Move code from do_plugin_hook inline.
3430 (Plugin_hook::do_plugin_hook): Remove.
3431 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3432 (Plugin_manager::finish): Renamed, was cleanup.
3433 (Plugin_manager::should_defer_layout): New function.
3434 (Plugin_manager::add_deferred_layout_object): New function.
3435 (Plugin_manager::Deferred_layout_list): New type.
3436 (Plugin_manager::deferred_layout_objects_): New field.
3437 (Plugin_hook::do_plugin_hook): Remove.
3439 2008-12-17 Ian Lance Taylor <iant@google.com>
3441 * options.h (class General_options): Add --no case for
3444 2008-12-16 Cary Coutant <ccoutant@google.com>
3446 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3448 (Plugin_manager::claim_file): Create plugin object even if
3449 plugin did not call the add_symbols callback.
3450 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3451 asking for more symbols than were added.
3452 * testsuite/Makefile.am (plugin_test_1): Add test case with
3454 (empty.syms): New target.
3455 * testsuite/Makefile.in: Regenerate.
3456 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3457 message. Don't call add_symbols if no globals.
3458 (all_symbols_read_hook): Don't provide replacement for empty
3461 2008-12-12 Ian Lance Taylor <iant@google.com>
3463 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3464 r_type == 0 for a local symbol with r_sym == 0.
3465 (scan_relocatable_relocs): Pass r_sym to
3466 local_non_section_strategy.
3467 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3470 * configure.ac: Update test for TLS descriptors: they are
3471 supported as of glibc 2.9.
3472 * configure: Rebuild.
3474 2008-12-11 Ian Lance Taylor <iant@google.com>
3477 * target-reloc.h (Default_scan_relocatable_relocs): For each
3478 function, map r_type == 0 to RELOC_DISCARD.
3480 2008-12-10 Cary Coutant <ccoutant@google.com>
3482 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3483 object to override a kept COMDAT group from a plugin object.
3485 2008-12-09 Ian Lance Taylor <iant@google.com>
3488 * yyscript.y (file_cmd): Handle INPUT.
3490 * testsuite/initpri1.c: Change all declarations to be full
3491 prototypes by adding void, to avoid compiler warnings.
3493 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3495 * options.cc (General_options::parse_plugin_opt): New.
3496 (General_options::add_plugin): The argument now is just the filename.
3497 (General_options::add_plugin_option): New.
3498 * options.h (plugin_opt): New.
3499 (add_plugin): Change argument name.
3500 (add_plugin_option): New.
3501 * plugin.cc (Plugin::load): Don't parse the plugin option.
3502 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3503 (Plugin::add_option): New.
3504 (Plugin::args_): Change type.
3505 (Plugin::filename_): New.
3506 (Plugin_manager::add_plugin_option): New.
3507 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3508 * testsuite/Makefile.in: Regenerate.
3510 2008-12-05 Cary Coutant <ccoutant@google.com>
3512 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3513 Handle --strip-lto-sections option.
3514 * options.h (strip_lto_sections): New option.
3516 2008-12-01 Cary Coutant <ccoutant@google.com>
3518 * plugin.cc (ld_plugin_message): Change format parameter to const.
3519 Fix mismatch between new[] and delete.
3521 2008-11-14 Cary Coutant <ccoutant@google.com>
3523 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3526 2008-11-05 Craig Silverstein <csilvers@google.com>
3528 * options.cc (General_options::parse_dynamic_list): New function.
3529 * options.h (General_options): New flags dynamic_list,
3530 dynamic_list_data, dynamic_list_cpp_new, and
3531 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3532 (General_options::in_dynamic_list): New function.
3533 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3534 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3535 (Lex::can_continue_name): Likewise.
3537 (read_script_file): New parameter script_options.
3538 (read_dynamic_list): New function.
3539 (Script_options::define_dynamic_list): New function.
3540 (dynamic_list_keyword_parsecodes): New variable.
3541 (dynamic_list_keywords): New variable.
3542 * script.h (Script_options::define_dynamic_list): New function
3544 (read_dynamic_list): New function prototype.
3545 * symtab.cc (strprefix): New macro.
3546 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3547 dynamic_list_data, dynamic_list_cpp_new, and
3548 dynamic_list_cpp_typeinfo.
3549 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3550 (dynamic_list_expr): New rule.
3551 (dynamic_list_nodes): Likewise.
3552 (dynamic_list_node): Likewise.
3553 * testsuite/Makefile.am (dynamic_list): New test.
3554 * testsuite/Makefile.in: Regenerated.
3555 * testsuite/dynamic_list.t: New file.
3556 * testsuite/dynamic_list.sh: New file.
3558 2008-11-05 Craig Silverstein <csilvers@google.com>
3560 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3561 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3562 (t11_last): Likewise.
3563 * testsuite/ver_test_6.c (main): Likewise.
3565 2008-10-07 Cary Coutant <ccoutant@google.com>
3567 * options.c (General_options::finalize): Add check for -static and
3569 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3572 2008-10-02 Cary Coutant <ccoutant@google.com>
3574 * plugin.cc (make_sized_plugin_object): Fix conditional
3575 compilation to work when not all targets are enabled.
3577 2008-09-29 Cary Coutant <ccoutant@google.com>
3579 * archive.cc (Archive::get_file_and_offset): Use filename instead
3580 of name to get library path.
3581 (Archive::include_member): Unlock external member of a thin archive.
3583 * testsuite/Makefile.am (TEST_AR): New variable.
3584 (thin_archive_test_1): New test.
3585 (thin_archive_test_2): New test.
3586 * testsuite/Makefile.in: Regenerate.
3587 * testsuite/thin_archive_main.cc: New file.
3588 * testsuite/thin_archive_test_1.cc: New file.
3589 * testsuite/thin_archive_test_2.cc: New file.
3590 * testsuite/thin_archive_test_3.cc: New file.
3591 * testsuite/thin_archive_test_4.cc: New file.
3593 2008-09-29 Cary Coutant <ccoutant@google.com>
3595 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3596 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3598 (Sized_relobj::do_finalize_local_symbols): Likewise.
3599 (Sized_relobj::map_to_kept_section): Likewise.
3600 * object.h (Sized_relobj::invalid_address): New constant.
3601 (Sized_relobj::do_output_section_offset): Check for invalid_address
3603 * output.cc (Output_reloc::local_section_offset): Use constant
3604 invalid_address instead of -1U.
3605 (Output_reloc::get_address): Likewise.
3606 (Output_section::output_address): Change -1U to -1ULL.
3607 * output.h (Output_reloc::invalid_address): New constant.
3608 * reloc.cc (Sized_relobj::write_sections): Use constant
3609 invalid_address instead of -1U.
3610 (Sized_relobj::relocate_sections): Likewise.
3611 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3612 values for merge sections.
3613 * target-reloc.h (relocate_for_relocatable): Use constant
3614 invalid_address instead of -1U.
3616 2008-09-19 Cary Coutant <ccoutant@google.com>
3618 Add plugin functionality for link-time optimization (LTO).
3619 * configure.ac (plugins): Add --enable-plugins option.
3620 * configure: Regenerate.
3621 * config.in: Regenerate.
3622 * Makefile.am (LIBDL): New variable.
3623 (CCFILES): Add plugin.cc.
3624 (HFILES): Add plugin.h.
3625 (ldadd_var): Add LIBDL.
3626 * Makefile.in: Regenerate.
3628 * archive.cc: Include "plugin.h".
3629 (Archive::setup): Don't preread archive symbols when using a plugin.
3630 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3631 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3633 (Archive::include_member): Add symbols from plugin objects.
3634 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3635 * descriptors.cc (Descriptors::open): Check for file descriptors
3636 abandoned by plugins.
3637 (Descriptors::claim_for_plugin): New function.
3638 * descriptors.h (Descriptors::claim_for_plugin): New function.
3639 (Open_descriptor::is_claimed): New field.
3640 (claim_descriptor_for_plugin): New function.
3641 * fileread.cc (File_read::claim_for_plugin): New function.
3642 * fileread.h (File_read::claim_for_plugin): New function.
3643 (File_read::descriptor): New function.
3644 * gold.cc: Include "plugin.h".
3645 (queue_initial_tasks): Add task to call plugin hooks for generating
3647 * main.cc: Include "plugin.h".
3648 (main): Load plugin libraries.
3649 * object.h (Pluginobj): Declare.
3650 (Object::pluginobj): New function.
3651 (Object::do_pluginobj): New function.
3652 (Object::set_target): New function.
3653 * options.cc: Include "plugin.h".
3654 (General_options::parse_plugin): New function.
3655 (General_options::General_options): Initialize plugins_ field.
3656 (General_options::add_plugin): New function.
3657 * options.h (Plugin_manager): Declare.
3658 (General_options): Add --plugin option.
3659 (General_options::has_plugins): New function.
3660 (General_options::plugins): New function.
3661 (General_options::add_plugin): New function.
3662 (General_options::plugins_): New field.
3663 * plugin.cc: New file.
3664 * plugin.h: New file.
3665 * readsyms.cc: Include "plugin.h".
3666 (Read_symbols::do_read_symbols): Check for archive before checking
3667 for ELF file. Call plugin hooks to claim files.
3668 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3669 from a real object file; force override when processing replacement
3671 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3672 (Symbol::init_base_object): Likewise.
3673 (Symbol::init_base_output_data): Likewise.
3674 (Symbol::init_base_output_segment): Likewise.
3675 (Symbol::init_base_constant): Likewise.
3676 (Symbol::init_base_undefined): Likewise.
3677 (Symbol::output_section): Assert that object is not a plugin.
3678 (Symbol_table::add_from_pluginobj): New function.
3679 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3681 (Symbol_table::sized_write_globals): Likewise.
3682 (Symbol_table::add_from_pluginobj): Instantiate template.
3683 * symtab.h (Sized_pluginobj): Declare.
3684 (Symbol::in_real_elf): New function.
3685 (Symbol::set_in_real_elf): New function.
3686 (Symbol::in_real_elf_): New field.
3687 (Symbol_table::add_from_pluginobj): New function.
3689 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3690 (LIBDL): New variable.
3692 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3693 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3694 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3695 (MOSTLYCLEANFILES): Likewise.
3696 * testsuite/Makefile.in: Regenerate.
3697 * testsuite/plugin_test.c: New file.
3698 * testsuite/plugin_test_1.sh: New file.
3699 * testsuite/plugin_test_2.sh: New file.
3701 2008-09-16 Ian Lance Taylor <iant@google.com>
3703 * target-reloc.h (relocate_section): Check whether a symbol is
3704 defined by the ABI before reporting an undefined symbol error.
3705 * target.h (Target::is_defined_by_abi): Make parameter const.
3706 (Target::do_is_defined_by_abi): Likewise.
3707 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3708 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3709 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3710 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3711 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3712 * testsuite/Makefile.in: Rebuild.
3714 * fileread.cc (make_view): Add casts to avoid warning.
3716 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3718 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3719 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3721 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3723 * options.h (General_options::output_is_executable): New.
3724 (General_options::output_is_pie): New.
3725 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3726 for shared libraries.
3727 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3729 2008-09-11 Chris Demetriou <cgd@google.com>
3731 * options.h (origin): New -z option.
3732 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3733 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3736 2008-09-05 Cary Coutant <ccoutant@google.com>
3738 * fileread.cc (File_read::make_view): Add check for attempt to map
3741 2008-09-05 Cary Coutant <ccoutant@google.com>
3743 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3744 explicit instantiations.
3746 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3749 * options.cc (General_options::finalize): Allow undefined symbols
3750 in shlibs if linking -shared.
3753 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3754 symbols as not needing a dynsym entry.
3756 2008-08-20 Craig Silverstein <csilvers@google.com>
3758 * fileread.cc (File_read::open): Do not lock the file unless it
3759 was successfully opened.
3761 2008-08-14 Cary Coutant <ccoutant@google.com>
3763 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3764 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3765 * testsuite/tls_test.cc (struct int128): 128-bit struct
3766 for testing TLS relocs with non-zero addend.
3767 (v12): New TLS variable.
3769 (t_last): Add check for v12.
3770 * testsuite/tls_test.h (t12): New function.
3771 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3773 2008-08-13 Ian Lance Taylor <iant@google.com>
3775 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3776 set tls_segment_ or relro_segment_.
3777 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3779 * output.h (Output_section::clear_is_relro): New function.
3780 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3781 sections specially even when output_data_ is empty.
3782 (Output_segment::maximum_alignment): When first section is relro,
3783 only force alignment for PT_LOAD segments.
3784 * script.cc (script_data_segment_align): New function.
3785 (script_data_segment_relro_end): New function.
3786 * script-c.h (script_data_segment_align): Declare.
3787 (script_data_segment_relro_end): Declare.
3788 * script-sections.h (class Script_sections): Declare
3789 data_segment_align and data_segment_relro_end. Add fields
3790 segment_align_index_ and saw_relro_end_.
3791 * script-sections.cc (class Sections_element): Add set_is_relro
3792 virtual function. Add new bool* parameter to place_orphan_here.
3793 Add get_output_section virtual function.
3794 (class Output_section_definition): Add set_is_relro. Add new
3795 bool* parameter to place_orphan_here. Add get_output_section.
3796 Add is_relro_ field.
3797 (Output_section_definition::Output_section_definition): Initialize
3798 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3799 and is_relro_ fields.
3800 (Output_section_definition::place_orphan_here): Add is_relro
3802 (Output_section_definition::set_section_addresses): Set relro for
3804 (Output_section_definition::alternate_constraint): Likewise.
3805 (class Orphan_output_section): Add new bool* parameter to
3806 place_orphan_here. Add get_output_section.
3807 (Orphan_output_section::place_orphan_here): Add is_relro
3809 (Script_sections::Script_sections): Initialize
3810 data_segment_align_index_ and saw_relro_end_.
3811 (Script_sections::data_segment_align): New function.
3812 (Script_sections::data_segment_relro_end): New function.
3813 (Script_sections::place_orphan): Set or clear is_relro.
3814 (Script_sections::set_section_addresses): Force alignment of first
3816 * yyscript.y (exp): Call script_data_segment_align and
3817 script_data_segment_relro_end.
3818 * testsuite/relro_script_test.t: New file.
3819 * testsuite/relro_test.cc (using_script): Declare.
3820 (t1, t2): Test using_script.
3821 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3822 (relro_script_test_SOURCES): Define.
3823 (relro_script_test_DEPENDENCIES): Define.
3824 (relro_script_test_LDFLAGS): Define.
3825 (relro_script_test_LDADD): Define.
3826 (relro_script_test.so): New target.
3827 * testsuite/Makefile.in: Rebuild.
3829 2008-08-06 Cary Coutant <ccoutant@google.com>
3831 * archive.cc (Archive::total_archives, Archive::total_members)
3832 (Archive::total_members_loaded): New variables.
3833 (Archive::setup): Add parameter. Add option to preread
3835 (Archive::read_armap): Add counter.
3836 (Archive::get_file_and_offset): New function.
3837 (Archive::get_elf_object_for_member): New function.
3838 (Archive::read_all_symbols): New function.
3839 (Archive::read_symbols): New function.
3840 (Archive::add_symbols): Add counters.
3841 (Archive::include_all_members): Use armap to find members if it's
3843 (Archive::include_member): Skip reading symbols if already read.
3844 Factored code into Archive::get_file_and_offset and
3845 Archive::get_elf_object_for_member. Changed call to
3846 Mapfile::report_include_archive_member.
3847 (Archive::print_stats): New function.
3848 * archive.h: Declare Object and Read_symbols_data classes.
3849 (Archive::Archive): Add initializers for new members.
3850 (Archive::setup): Add parameter.
3851 (Archive::print_stats): New function.
3852 (Archive::total_archives, Archive::total_members)
3853 (Archive::total_members_loaded): New variables.
3854 (Archive::get_file_and_offset): New function.
3855 (Archive::get_elf_object_for_member): New function.
3856 (Archive::read_all_symbols): New function.
3857 (Archive::read_symbols): New function.
3858 (Archive::Archive_member): New class.
3859 (Archive::members_): New member.
3860 (Archive::num_members_): New member.
3861 * main.cc: Include archive.h.
3862 (main): Call Archive::print_stats.
3863 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3864 archive parameter; member_name is now the fully-decorated name.
3865 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3866 * options.h: (General_options): Add --preread-archive-symbols option.
3867 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3870 2008-08-04 Ian Lance Taylor <iant@google.com>
3872 * symtab.h (Symbol::use_plt_offset): New function.
3873 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3874 * powerpc.cc (Relocate::relocate): Likewise.
3875 * sparc.cc (Relocate::relocate): Likewise.
3876 * x86_64.cc (Relocate::relocate): Likewise.
3877 * testsuite/weak_plt.sh: New test.
3878 * testsuite/weak_plt_main.cc: New test.
3879 * testsuite/weak_plt_shared.cc: New test.
3880 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3881 (check_PROGRAMS): Add weak_plt.
3882 (check_DATA): Add weak_plt_shared.so.
3883 (weak_plt_main_pic.o, weak_plt): New targets.
3884 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3885 * testsuite/Makefile.in: Rebuild.
3887 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3889 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3890 * testsuite/Makefile.in: Rebuild.
3892 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3894 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3895 * Makefile.in: Regenerate.
3896 * po/POTFILES.in: Regenerate.
3898 2008-07-29 Ian Lance Taylor <iant@google.com>
3900 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3901 symbols before other symbols.
3902 * testsuite/script_test_2.cc (test_addr): Declare.
3903 (test_addr_alias): Declare.
3904 (main): Check that test_addr and test_addr_alias have the right
3906 * testsuite/script_test_2.t: Define test_addr_alias and
3909 2008-07-24 Ian Lance Taylor <iant@google.com>
3912 * descriptors.cc: New file.
3913 * descriptors.h: New file.
3914 * gold-threads.h (class Hold_optional_lock): New class.
3915 * fileread.cc: Include "descriptors.h".
3916 (File_read::~File_read): Release descriptor rather than closing
3918 (File_read::open) [file]: Call open_descriptor rather than open.
3919 Set is_descriptor_opened_.
3920 (File_read::open) [memory]: Assert that descriptor is not open.
3921 (File_read::reopen_descriptor): New function.
3922 (File_read::release): Release descriptor.
3923 (File_read::do_read): Make non-const. Reopen descriptor.
3924 (File_read::read): Make non-const.
3925 (File_read::make_view): Reopen descriptor.
3926 (File_read::do_readv): Likewise.
3927 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3928 Update declarations.
3929 * layout.cc: Include "descriptors.h".
3930 (Layout::create_build_id): Use open_descriptor rather than open.
3931 * output.cc: Include "descriptors.h".
3932 (Output_file::open): Use open_descriptor rather than open.
3933 * archive.cc (Archive::const_iterator): Change Archive to be
3935 (Archive::begin, Archive::end): Make non-const.
3936 (Archive::count_members): Likewise.
3937 * archive.h (class Archive): Update declarations.
3938 * object.h (Object::read): Make non-const.
3939 * Makefile.am (CCFILES): Add descriptors.cc.
3940 (HFILES): Add descriptors.h.
3941 * Makefile.in: Rebuild.
3944 * gold.h: Always include <clocale>. Add Solaris workarounds
3945 following code in binutils/sysdep.h.
3948 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3949 this->eh_frame_hdr_ is NULL before using it.
3951 * dynobj.cc (Versions::Versions): Update comment.
3953 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3954 the base version name.
3956 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3957 array size plus one.
3958 (Stringpool_template::set_string_offsets): Subtract one from key
3959 before using it as an array index.
3960 (Stringpool_template::get_offset_with_length): Likewise.
3961 (Stringpool_template::write_to_buffer): Likewise.
3962 * stringpool.h (Stringpool_template::get_offset_from_key):
3965 2008-07-23 Ian Lance Taylor <iant@google.com>
3968 * object.h (Merged_symbol_value::value): Do our best to handle a
3972 * script.cc (Version_script_info::get_versions): Don't add empty
3973 version tag to return value.
3974 (Version_script_info::get_symbol_version_helper): Change return
3975 type to bool. Add pversion parameter. Change all callers.
3976 (script_register_vers_node): Don't require a non-NULL tag.
3977 * script.h (class Version_script_info): Update declarations.
3978 (Version_script_info::get_symbol_version): Change return type to
3979 bool. Add version parameter. Change all callers.
3980 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3981 handling. Handle an empty version from a version script.
3982 (Symbol_table::define_special_symbol): Likewise.
3983 * testsuite/ver_test_10.script: New file.
3984 * testsuite/ver_test_10.sh: New file.
3985 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3986 (check_DATA): Add ver_test_10.syms.
3987 (ver_test_10.syms, ver_test_10.so): New target.
3988 * testsuite/Makefile.in: Rebuild.
3990 2008-07-23 Simon Baldwin <simonb@google.com>
3992 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3993 to zero for undefined symbols from dynamic libraries.
3995 2008-07-23 Ian Lance Taylor <iant@google.com>
3997 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3999 * symtab.h (class Symbol_table): Update declaration.
4000 * testsuite/ver_test_9.cc: New file.
4001 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4002 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4003 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4004 (ver_test_9.so, ver_test_9.o): New targets.
4005 * testsuite/Makefile.in: Rebuild.
4007 2008-07-22 Ian Lance Taylor <iant@google.com>
4009 * options.h (class General_options): Define --check-sections.
4010 * layout.cc (Layout::set_segment_offsets): Handle
4013 * options.h (class General_options): Define -n/--nmagic and
4015 * options.cc (General_options::finalize): For -n/--nmagic or
4016 -N/--omagic, set -static.
4017 * layout.cc (Layout::attach_allocated_section_to_segment): If
4018 -N/--omagic, don't put read-only and read-write sections in
4020 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4021 finding a read-only segment.
4022 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4023 don't set the minimum segment alignment to the common page size,
4024 and don't set the file offset to the address modulo the page size.
4025 * script-sections.cc (Script_sections::create_segments): If
4026 -n/--omagic, don't put read-only and read-write sections in
4029 * cref.cc: New file.
4031 * options.h (class General_options): Add --print-symbol-counts.
4032 * main.cc (main): Issue defined symbol report if requested.
4033 * archive.cc (Archive::interpret_header): Make into a const member
4035 (Archive::add_symbols): Call Input_objects::archive_start and
4037 (Archive::const_iterator): Define new class.
4038 (Archive::begin, Archive::end): New functions.
4039 (Archive::include_all_members): Rewrite to use iterator.
4040 (Archive::count_members): New function.
4041 * archive.h (class Archive): Update declarations.
4042 (Archive::filename): New function.
4043 * object.cc: Include "cref.h".
4044 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4045 (Sized_relobj::do_get_global_symbol_counts): New function.
4046 (Input_objects::add_object): Add object to cross-referencer.
4047 (Input_objects::archive_start): New function.
4048 (Input_objects::archive_stop): New function.
4049 (Input_objects::print_symbol_counts): New function.
4050 * object.h: Declare Cref and Archive.
4051 (Object::get_global_symbol_counts): New function.
4052 (Object::do_get_global_symbol_counts): New pure virtual function.
4053 (class Sized_relobj): Add defined_count_ field. Update
4055 (class Input_objects): Add cref_ field. Update constructor.
4056 Update declarations.
4057 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4059 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4061 (Sized_dynobj::do_get_global_symbol_counts): New function.
4062 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4063 defined_count_. Update declarations. Define Symbols typedef.
4064 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4065 parameter. Change all callers.
4066 (Symbol_table::add_from_dynobj): Add sympointers and defined
4067 parameters. Change all callers.
4068 * symtab.h (class Symbol_table): Update declarations.
4069 * Makefile.am (CCFILES): Add cref.cc.
4070 (HFILES): Add cref.h.
4071 * Makefile.in: Rebuild.
4073 2008-07-22 Simon Baldwin <simonb@google.com>
4075 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4076 to zero when writing undefined symbols.
4078 2008-07-22 Ian Lance Taylor <iant@google.com>
4080 * output.cc (Output_section::add_input_section): Don't try to
4081 merge empty merge sections.
4083 2008-07-21 Craig Silverstein <csilvers@google.com>
4085 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4086 Include symbol version in error message.
4088 2008-07-20 Chris Demetriou <cgd@google.com>
4090 * configure.ac (gold_cv_c_random_seed): New configured variable.
4091 (RANDOM_SEED_CFLAGS): New substituted variable.
4092 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4093 * configure: Rebuild.
4094 * Makefile.in: Likewise.
4095 * testsuite/Makefile.in: Likewise.
4097 2008-07-18 Ian Lance Taylor <iant@google.com>
4099 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4100 where we see NAME/NULL and NAME/VERSION as separate symbols.
4101 * testsuite/ver_test_main.cc (main): Call t4.
4102 (t4, t4_2a): Define.
4103 * testsuite/ver_test_2.cc (t4_2): Define.
4104 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4105 * testsuite/ver_test_4.cc (t4_2a): Define.
4106 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4107 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4109 2008-07-17 Ian Lance Taylor <iant@google.com>
4111 * dynobj.cc (Versions::add_def): If we give an error about a
4112 missing version, go ahead and create the version anyhow.
4114 2008-07-10 Ian Lance Taylor <iant@google.com>
4116 Handle output sections with more than 0x7fffffff bytes.
4117 * object.h (class Relobj): Change map_to_output_ to
4118 output_sections_, and just keep a section pointer. Change all
4119 uses. Move comdat group support to Sized_relobj.
4120 (Relobj::is_section_specially_mapped): Remove.
4121 (Relobj::output_section): Remove poff parameter. Change all
4123 (Relobj::output_section_offset): New function.
4124 (Relobj::set_section_offset): Rewrite.
4125 (Relobj::map_to_output): Remove.
4126 (Relobj::output_sections): New function.
4127 (Relobj::do_output_section_offset): New pure virtual function.
4128 (Relobj::do_set_section_offset): Likewise.
4129 (class Sized_relobj): Add section_offsets_ field. Add comdat
4130 group support from Relobj. Update declarations.
4131 (Sized_relobj::get_output_section_offset): New function.
4132 (Sized_relobj::do_output_section_offset): New function.
4133 (Sized_relobj::do_set_section_offset): New function.
4134 * object.cc (Relobj::output_section_address): Remove.
4135 (Sized_relobj::Sized_relobj): Initialize new fields.
4136 (Sized_relobj::include_section_group): Cast find_kept_object to
4138 (Sized_relobj::include_linkonce_section): Likewise.
4139 (Sized_relobj::do_layout): Use separate arrays for output section
4141 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4143 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4144 output_sections and section_offsets.
4145 (Sized_relobj::write_local_symbols): Likewise.
4146 (map_to_kept_section): Compute output address directly.
4147 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4148 output_sections and section_offsets.
4149 (Sized_relobj::write_sections): Likewise.
4150 (Sized_relobj::relocate_sections): Likewise.
4151 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4152 * output.h (class Output_reloc): Update declarations. Change
4153 u2_.relobj to Sized_relobj*.
4154 (class Output_data_reloc): Change add functions to use
4156 * output.cc (Output_reloc::Output_reloc): Change relobj to
4158 (Output_reloc::local_section_offset): Change return type to
4159 Elf_Addr. Use get_output_section_offset.
4160 (Output_reloc::get_address): Likewise.
4161 (Output_section::is_input_address_mapped): Don't call
4162 is_section_specially_mapped.
4163 (Output_section::output_offset): Likewise.
4164 (Output_section::output_address): Likewise.
4165 (Output_section::starting_output_address): Likewise.
4166 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4167 parameter to Sized_relobj*.
4168 (Copy_relocs::need_copy_reloc): Likewise.
4169 (Copy_relocs::save): Likewise.
4170 * copy-relocs.h (class Copy_relocs): Update declarations.
4171 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4172 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4173 * target-reloc.h (relocate_for_relocatable): Change
4174 offset_in_output_section type to Elf_Addr. Change code that uses
4176 * layout.cc (Layout::layout): Always set *off.
4177 * mapfile.cc (Mapfile::print_input_section): Use
4178 output_section_offset.
4179 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4181 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4182 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4183 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4185 2008-07-03 Ian Lance Taylor <iant@google.com>
4187 * layout.cc (Layout::include_section): Do not discard unrecognized
4188 SHT_STRTAB sections.
4190 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4192 * script.cc (Lex::can_continue_name): Make '?' allowable in
4193 version-script names.
4194 * testsuite/version_script.map: Change glob pattern to use '?'
4196 2008-06-30 Manish Singh <yosh@gimp.org>
4199 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4202 2008-06-30 Ian Lance Taylor <iant@google.com>
4206 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4207 versions]: Don't try to read the value in the contents, since we
4208 don't use it. Use the template endianness when writing.
4210 2008-06-25 Cary Coutant <ccoutant@google.com>
4212 * fileread.cc (File_read::make_view): Assert on zero-length view.
4213 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4214 symbol table when there are no symbols to read.
4216 2008-06-23 Craig Silverstein <csilvers@google.com>
4218 * version.cc (version_string): Bump to 1.7
4220 2008-06-18 Craig Silverstein <csilvers@google.com>
4222 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4223 constant 0xFFFF to type Valtype.
4224 (Powerpc_relocate_functions::rel16_ha): Likewise.
4226 2008-06-17 Ian Lance Taylor <iant@google.com>
4228 * output.h (Output_section::Input_section): Initialize p2align_ to
4229 zero for Output_section_data constructors.
4230 (Output_section::Input_section::addralign): If not an input
4231 section, return the alignment of the Output_section_data.
4232 * testsuite/copy_test.cc: New file.
4233 * testsuite/copy_test_1.cc: New file.
4234 * testsuite/copy_test_2.cc: New file.
4235 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4236 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4237 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4238 (copy_test_1_pic.o, copy_test_1.so): New targets.
4239 (copy_test_2_pic.o, copy_test_2.so): New targets.
4240 * testsuite/Makefile.in: Rebuild.
4242 * script-sections.cc (Script_sections::place_orphan): Initialize
4243 local variable exact.
4245 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4247 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4249 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4250 David S. Miller <davem@davemloft.net>
4252 * powerpc.cc: New file.
4253 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4254 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4255 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4256 * Makefile.in: Rebuild.
4258 2008-06-09 Ian Lance Taylor <iant@google.com>
4260 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4262 (throwing, orig_terminate): New static variables.
4263 (terminate_handler): New static function.
4264 (t2): Set terminate handler.
4266 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4269 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4272 2008-05-30 Cary Coutant <ccoutant@google.com>
4274 * archive.cc (Archive::include_all_members) Correct to step
4275 over symbol table and extended name table in thin archives.
4277 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4280 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4283 2008-05-28 Caleb Howe <cshowe@google.com>
4285 * reduced_debug_output.cc: New file.
4286 * reduced_debug_output.h: New file.
4287 * options.h (class General_options): Add --strip-debug-non-line.
4288 * options.cc (General_options::finalize): Add strip_debug_non_line
4289 to the strip heirarchy.
4290 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4292 * layout.cc: Include "reduced_debug_output.h".
4293 (Layout::Layout): Initialize new fields.
4294 (line_only_debug_sections): New static array.
4295 (is_lines_only_debug_sections): New static inline function.
4296 (Layout::include_section): Handle --strip-debug-non-line.
4297 (Layout::make_output_section): If --strip-debug-non-line, build
4298 new output sections for .debug_abbrev and .debug_info.
4299 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4300 gold. Warn about possible overflow.
4301 (read_signed_LEB_128): Likewise.
4302 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4303 (read_signed_LEB_128): Declare.
4304 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4305 (HFILES): Add reduced_debug_output.h.
4306 * Makefile.in: Rebuild.
4308 2008-05-21 Ian Lance Taylor <iant@google.com>
4310 * mapfile.cc: New file.
4311 * mapfile.h: New file.
4312 * options.h (class General_options): Add -M/--print-map and -Map.
4313 * options.cc (General_options::finalize): Make -M equivalent to
4315 * main.cc: Include <cstdio> and "mapfile.h".
4316 (main): Open mapfile if requested.
4317 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4318 constructor. Change caller.
4319 (queue_initial_tasks): Add mapfile parameter. Change caller.
4320 (queue_middle_tasks): Likewise.
4321 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4323 * archive.cc: Include "mapfile.h".
4324 (Archive::add_symbols): Add mapfile parameter. Change all
4325 callers. Pass mapfile, symbol, and reason to include_member.
4326 (Archive::include_all_members): Add mapfile parameter. Change all
4328 (Archive::include_member): Add mapfile, sym, and why parameters.
4329 Change all callers. Report inclusion to map file.
4330 * archive.h: Include "fileread.h".
4331 (class Archive): Update declarations.
4332 (Archive::file): New const method.
4333 (class Add_archive_symbols): Add mapfile_ field. Update
4334 constructor. Change all callers.
4335 * readsyms.h (class Read_symbols): Likewise.
4336 (class Finish_group): Likewise.
4337 (class Read_script): Likewise.
4338 * common.cc: Include "mapfile.h".
4339 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4341 (Symbol_table::do_allocate_commons): Likewise.
4342 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4343 symbol allocation to mapfile.
4344 * common.h (class Allocate_commons_task): Add mapfile_ field.
4345 Update constructor. Change all callers.
4346 * symtab.h (class Symbol_table): Update declarations.
4347 * layout.cc: Include "mapfile.h".
4348 (Layout_task_runner::run): Print information to mapfile.
4349 (Layout::create_gold_note): Change Output_data_fixed_space to
4350 Output_data_zero_fill.
4351 (Layout::create_build_id): Likewise.
4352 (Layout::print_to_mapfile): New function.
4353 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4354 constructor. Change caller.
4355 (class Layout): Declare print_to_mapfile.
4356 * output.cc (Output_section::Input_section::print_to_mapfile): New
4358 (Output_section::add_input_section): If producing a map, always
4359 add to input_sections_ list.
4360 (Output_section::do_print_to_mapfile): New function.
4361 (Output_segment::print_sections_to_mapfile): New function.
4362 (Output_segment::print_section_list_to_mapfile): New function.
4363 * output.h: Include "mapfile.h".
4364 (Output_data::print_to_mapfile): New function.
4365 (Output_data::do_print_to_mapfile): New virtual function.
4366 (Output_segment_headers::do_print_to_mapfile): New function.
4367 (Output_file_header::do_print_to_mapfile): New function.
4368 (Output_data_const::do_print_to_mapfile): New function.
4369 (class Output_data_const_buffer): Add map_name_ field. Update
4370 constructor. Change all callers. Add do_print_to_mapfile
4372 (class Output_data_fixed_space): Likewise.
4373 (class Output_data_space): Likewise.
4374 (class Output_data_zero_fill): New class.
4375 (Output_data_strtab::do_print_to_mapfile): New function.
4376 (Output_data_reloc_base::do_print_to_mapfile): New function.
4377 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4378 (Output_data_group::do_print_to_mapfile): New function.
4379 (Output_data_got::do_print_to_mapfile): New function.
4380 (Output_data_dynamic::do_print_to_mapfile): New function.
4381 (Output_symtab_xindex::do_print_to_mapfile): New function.
4382 (class Output_section): Declare do_print_to_mapflie. Declare
4383 print_to_mapfile in Input_section.
4384 (class Output_segment): Declare new functions.
4385 * object.h (Sized_relobj::symbol_count): New function.
4386 * script-sections.cc
4387 (Output_section_element_dot_assignment::set_section_addresses):
4388 Change Output_data_fixed_space to Output_data_zero_fill.
4389 (Output_data_expression::do_print_to_mapfile): New function.
4390 * script.cc (read_input_script): Add mapfile parameter. Change
4392 * script.h (read_input_script): Update declaration.
4393 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4394 (Eh_frame::do_print_to_mapfile): New function.
4395 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4396 (Output_merge_string::do_print_to_mapfile): New function.
4397 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4399 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4401 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4403 * Makefile.am (CCFILES): Add mapfile.cc.
4404 (HFILES): Add mapfile.h.
4405 * Makefile.in: Rebuild.
4407 2008-05-19 Ian Lance Taylor <iant@google.com>
4409 * options.h (class General_options): Add -z relro.
4410 * layout.cc (Layout::Layout): Initialize relro_segment_.
4411 (Layout::add_output_section_data): Return the output section.
4412 (Layout::make_output_section): Rcognize relro sections and mark
4414 (Layout::attach_allocated_section_to_segment): Put relro sections
4415 in a PT_GNU_RELRO segment.
4416 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4418 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4420 (Layout::linkonce_mapping): Map d.rel.ro.local to
4422 (Layout::output_section_name): Us .data.rel.ro.local for any
4423 section which begins with that.
4424 * layout.h (class Layout): Update add_output_section_data
4425 declaration. Add relro_segment_ field.
4426 * output.cc (Output_section::Output_section): Initialize is_relro_
4427 and is_relro_local_ fields.
4428 (Output_segment::add_output_section): Group relro sections.
4429 (Output_segment::is_first_section_relro): New function.
4430 (Output_segment::maximum_alignment): If there is a relro section,
4431 align the segment to the common page size.
4432 (Output_segment::set_section_addresses): Track whether we are
4433 looking at relro sections. If the last section is a relro
4434 section, align to the common page size.
4435 (Output_segment::set_section_list_addresses): Add in_relro
4436 parameter. Change all callers. Align to the page size when
4437 moving from relro to non-relro section.
4438 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4440 * output.h (class Output_section): Add is_relro_ and
4441 is_relro_local_ fields.
4442 (Output_section::is_relro): New function.
4443 (Output_section::set_is_relro): New function.
4444 (Output_section::is_relro_local): New function.
4445 (Output_section::set_is_relro_local): New function.
4446 (class Output_segment): Update declarations.
4447 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4448 * sparc.cc (Target_sparc::got_section): Likewise.
4449 * x86_64.cc (Target_x86_64::got_section): Likewise.
4450 * testsuite/relro_test_main.cc: New file.
4451 * testsuite/relro_test.cc: New file.
4452 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4453 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4454 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4455 (relro_test.so, relro_test_pic.o): New targets.
4456 * testsuite/Makefile.in: Rebuild.
4458 2008-05-16 Ian Lance Taylor <iant@google.com>
4460 * output.cc (Output_segment::add_output_section): Remove front
4462 * output.h (class Output_segment): Remove
4463 add_initial_output_section and overloaded add_output_section.
4464 Update declaration of remaining add_output_section.
4465 * layout.cc (Layout::create_interp): Call add_output_section
4466 rather than add_initial_output_section.
4467 (Layout::finish_dynamic_section): Likewise.
4469 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4470 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4471 know the dynamic type.
4472 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4473 field. Initialize it in constructor.
4474 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4475 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4476 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4479 * output.cc (Output_reloc::get_address): Change return type to
4481 * output.h (class Output_reloc): Update get_address declaration.
4482 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4483 for section addresses.
4485 2008-05-09 Ian Lance Taylor <iant@google.com>
4488 * gold.cc (gold_nomem): Use return value of write.
4490 2008-05-08 Ian Lance Taylor <iant@google.com>
4492 * symtab.c (Symbol::init_base_output_data): Add version
4493 parameter. Change all callers.
4494 (Symbol::init_base_output_segment): Likewise.
4495 (Symbol::init_base_constant): Likewise.
4496 (Symbol::init_base_undefined): Likewise.
4497 (Sized_symbol::init_output_data): Likewise.
4498 (Sized_symbol::init_output_segment): Likewise.
4499 (Sized_symbol::init_constant): Likewise.
4500 (Sized_symbol::init_undefined): Likewise.
4501 (Symbol_table::do_define_in_output_data): If the new symbol has a
4502 version, mark it as the default.
4503 (Symbol_table::do_define_in_output_segment): Likewise.
4504 (Symbol_table::do_define_as_constant): Likewise.
4505 * symtab.h (class Symbol): Update declarations.
4506 (class Sized_symbol): Likewise.
4507 * resolve.cc (Symbol::override_version): New function.
4508 (Symbol::override_base): Call override_version.
4509 (Symbol::override_base_with_special): Likewise.
4510 * testsuite/ver_script_8.script: New file.
4511 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4512 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4513 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4514 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4516 2008-05-06 Ian Lance Taylor <iant@google.com>
4519 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4521 (class General_options): Remove existing --undefined, and add
4522 --no-undefined instead. Add new --undefined as synonym for -u.
4523 * archive.cc (Archive::add_symbols): Check whether symbol was
4525 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4526 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4527 all uses. Add IS_UNDEFINED. Update declarations to split
4528 different versions of init_base. Declare init_base_undefined.
4529 (Symbol::is_defined): Handle IS_UNDEFINED.
4530 (Symbol::is_undefined): Likewise.
4531 (Symbol::is_weak_undefined): Call is_undefined.
4532 (Symbol::is_absolute): Handle IS_CONSTANT.
4533 (class Sized_symbol): Update declarations to split different
4534 versions of init. Declare init_undefined.
4535 (class Symbol_table): Declare new functions.
4536 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4538 (Symbol::init_base_output_data): Likewise.
4539 (Symbol::init_base_output_segment): Likewise.
4540 (Symbol::init_base_constant): Likewise.
4541 (Symbol::init_base_undefined): New function.
4542 (Sized_symbol::init_object): Rename from init. Change all
4544 (Sized_symbol::init_output_data): Likewise.
4545 (Sized_symbol::init_output_segment): Likewise.
4546 (Sized_symbol::init_constant): Likewise.
4547 (Sized_symbol::init_undefined): New function.
4548 (Symbol_table::add_undefined_symbols_from_command_line): New
4550 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4552 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4553 (Symbol::output_section): Likewise.
4554 (Symbol::set_output_section): Likewise.
4555 (Symbol_table::sized_finalize_symbol): Likewise.
4556 (Symbol_table::sized_write_globals): Likewise.
4557 * resolve.cc (Symbol_table::should_override): Likewise.
4558 (Symbol::override_base_with_special): Likewise.
4560 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4561 symbol, change it to have default visibility.
4562 * testsuite/protected_1.cc: New file.
4563 * testsuite/protected_2.cc: New file.
4564 * testsuite/protected_3.cc: New file.
4565 * testsuite/protected_main_1.cc: New file.
4566 * testsuite/protected_main_2.cc: New file.
4567 * testsuite/protected_main_3.cc: New file.
4568 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4569 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4570 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4571 (protected_1.so): New target.
4572 (protected_1_pic.o, protected_2_pic.o): New targets.
4573 (protected_3_pic.o): New target.
4574 (check_PROGRAMS): Add protected_2.
4575 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4576 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4577 * testsuite/Makefile.in: Rebuild.
4579 * options.h (DEFINE_var): Add set_user_set_##varname__.
4580 (DEFINE_bool_alias): New macro.
4581 (class General_options): Define -Bstatic using DEFINE_bool_alias
4582 rather than DEFINE_special. Add --undefined as an alias for -z
4584 * options.cc (General_options::parse_Bstatic): Remove.
4586 * options.h (class General_options): Add --fatal-warnings.
4587 * main.cc (main): Implement --fatal-warnings.
4588 * errors.h (Errors::warning_count): New function.
4590 * options.h (class General_options): Add -Bsymbolic-functions.
4591 * symtab.h (Symbol::is_preemptible): Check for
4592 -Bsymbolic-functions.
4594 2008-05-05 Ian Lance Taylor <iant@google.com>
4596 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4597 as noVARNAME rather than no-VARNAME.
4598 (class General_options): Add option -z combreloc.
4599 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4601 (Output_reloc::sort_before) [SHT_REL]: New function.
4602 (Output_reloc::sort_before) [SHT_RELA]: New function.
4603 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4604 Sort_relocs_comparison.
4605 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4606 parameter. Change all callers.
4607 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4608 sort_relocs parameter. Change all callers.
4609 * output.cc (Output_reloc::get_address): New function, broken out
4611 (Output_reloc::write_rel): Call it.
4612 (Output_reloc::compare): New function.
4613 (Output_data_reloc_base::do_write): Optionally sort relocs.
4615 * configure.ac: If targ_extra_obj is set, link it in.
4616 * configure.tgt: Initialize all variables.
4617 (x86_64*): Set targ_extra_obj and targ_extra_size.
4618 * configure: Rebuild.
4620 * object.cc (Sized_relobj::include_section_group): Adjust section
4621 indexes read from group data. Build vector to pass to
4623 * layout.cc (Layout::layout_group): Add flags and shndxes
4624 parameters. Remove contents parameter. Change caller. Update
4625 explicit instantiations.
4626 * layout.h (class Layout): Update layout_group declaration.
4627 * output.cc (Output_data_group::Output_data_group): Add flags and
4628 input_shndxes parameters. Remove contents parameter. Change
4630 (Output_data_group::do_write): Change input_sections_ to
4632 * output.h (class Output_data_group): Update constructor
4633 declaration. Rename input_sections_ to input_shndxes_.
4634 * testsuite/many_sections_test.cc: Add template.
4636 2008-04-30 Cary Coutant <ccoutant@google.com>
4638 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4640 * layout.cc (Layout::include_section): Refactored check for debug
4642 (Layout::add_comdat): Add new parameters. Change type
4643 of signature parameter. Add object and shndx to signatures table.
4644 (Layout::find_kept_object): New function.
4645 * layout.h: Include <cstring>.
4646 (Layout::is_debug_info_section): New function.
4647 (Layout::add_comdat): Add new parameters.
4648 (Layout::find_kept_object): New function.
4649 (Layout::Kept_section): New struct.
4650 (Layout::Signatures): Change type of map range.
4651 * object.cc (Relobj::output_section_address): New function.
4652 (Sized_relobj::include_section_group): Add new parameters. Change
4653 calls to Layout::add_comdat. Change to build table of kept comdat
4654 groups and table mapping discarded sections to kept sections.
4655 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4656 (Sized_relobj::do_layout): Change calls to include_section_group and
4657 include_linkonce_section.
4658 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4659 value to zero when section is discarded.
4660 (Sized_relobj::map_to_kept_section): New function.
4661 * object.h (Relobj::output_section_address): New function.
4662 (Relobj::Comdat_group): New type.
4663 (Relobj::find_comdat_group): New function.
4664 (Relobj::Comdat_group_table): New type.
4665 (Relobj::Kept_comdat_section): New type.
4666 (Relobj::Kept_comdat_section_table): New type.
4667 (Relobj::add_comdat_group): New function.
4668 (Relobj::set_kept_comdat_section): New function.
4669 (Relobj::get_kept_comdat_section): New function.
4670 (Relobj::comdat_groups_): New field.
4671 (Relobj::kept_comdat_sections_): New field.
4672 (Symbol_value::input_value): Update comment.
4673 (Sized_relobj::map_to_kept_section) New function.
4674 (Sized_relobj::include_linkonce_section): Add new parameter.
4675 * target-reloc.h (Comdat_behavior): New type.
4676 (get_comdat_behavior): New function.
4677 (relocate_section): Add code to map a discarded section to the
4678 corresponding kept section when applying a relocation.
4680 2008-04-30 Craig Silverstein <csilvers@google.com>
4682 * dwarf_reader.cc (next_generation_count): New static var.
4683 (Addr2line_cache_entry): New struct.
4684 (addr2line_cache): New static var.
4685 (Dwarf_line_info::one_addr2line): Added caching.
4686 (Dwarf_line_info::clear_addr2line_cache): New function.
4687 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4688 cache-size parameter.
4689 (Dwarf_line_info::one_addr2line_cache): New function.
4690 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4691 new cache-size argument to one_addr2line(), and clear cache.
4693 2008-04-28 Cary Coutant <ccoutant@google.com>
4695 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4696 R_386_PC8 relocations.
4698 2008-04-23 Ian Lance Taylor <iant@google.com>
4700 * object.cc (Sized_relobj::include_section_group): Check for
4701 invalid section group.
4703 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4706 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4707 than read for file header.
4708 * archive.cc (Archive::include_member): Likewise.
4710 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4712 * aclocal.m4: Regenerate.
4713 * configure: Regenerate.
4715 2008-04-19 Ian Lance Taylor <iant@google.com>
4717 * version.cc (version_string): Bump to 1.6.
4719 * testsuite/Makefile.am (many_sections_r_test): New target.
4720 (many_sections_r_test_SOURCES): Remove.
4721 (many_sections_r_test_DEPENDENCIES): Remove.
4722 (many_sections_r_test_LDFLAGS): Remove.
4723 (many_sections_r_test_LDADD): Remove.
4725 * object.cc (Sized_relobj::do_add_symbols): Always pass
4726 local_symbol_count_ to add_from_relobj.
4728 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4729 every thousand variables.
4730 * testsuite/Makefile.in: Rebuild.
4732 * object.cc (Xindex::initialize_symtab_xindex): New function.
4733 (Xindex::read_symtab_xindex): New function.
4734 (Xindex::sym_xindex_to_shndx): New function.
4735 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4737 (Sized_relobj::do_initialize_xindex): New function.
4738 (Sized_relobj::do_read_symbols): Adjust section links.
4739 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4740 parameter. Change all callers.
4741 (Sized_relobj::include_section_group): Adjust section links and
4742 symbol section indexes.
4743 (Sized_relobj::do_layout): Adjust section links.
4744 (Sized_relobj::do_count_local_symbols): Adjust section links and
4745 symbol section indexes.
4746 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4747 ordinary and special symbols.
4748 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4749 dynsym_xindex parameters. Change all callers. Adjust section
4750 links. Use SHN_XINDEX when needed.
4751 (Sized_relobj::get_symbol_location_info): Adjust section links.
4752 Don't get fooled by special symbols.
4753 * object.h (class Xindex): Define.
4754 (class Object): Add xindex_ parameter. Declare virtual functoin
4755 do_initialize_xindex.
4756 (Object::adjust_sym_shndx): New function.
4757 (Object::set_xindex): New protected function.
4758 (class Symbol_value): Add is_ordinary_shndx_ field.
4759 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4760 (Symbol_value::value): Assert ordinary section.
4761 (Symbol_value::initialize_input_to_output_map): Likewise.
4762 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4764 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4766 (class Sized_relobj): Update declarations.
4767 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4768 parameter. Change all callers.
4769 (Sized_relobj::adjust_shndx): New function.
4770 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4772 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4773 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4774 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4775 (Sized_dynobj::read_dynsym_section): Adjust section links.
4776 (Sized_dynobj::read_dynamic): Likewise.
4777 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4779 (Sized_dynobj::do_initialize_xindex): New function.
4780 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4781 do_initialize_xindex.
4782 (Sized_dynobj::adjust_shndx): New function.
4783 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4784 dynsym_xindex_ fields.
4785 (Layout::finalize): Add a call to set_section_indexes before
4786 creating the symtab sections.
4787 (Layout::set_section_indexes): Don't do anything if the section
4788 already has a section index.
4789 (Layout::create_symtab_sections): Add shnum parameter. Change
4790 caller. Create .symtab_shndx section if needed.
4791 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4793 (Layout::allocated_output_section_count): New function.
4794 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4796 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4797 fields. Update declarations.
4798 (Layout::symtab_xindex): New function.
4799 (Layout::dynsym_xindex): New function.
4800 (class Write_symbols_task): Add layout_ field.
4801 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4803 * output.cc (Output_section_headers::Output_section_headers): Add
4804 shstrtab_section parameter. Change all callers.
4805 (Output_section_headers::do_sized_write): Store overflow values
4806 for section count and section string table section index in
4807 section header zero.
4808 (Output_file_header::do_sized_write): Check for overflow of
4809 section count and section string table section index.
4810 (Output_symtab_xindex::do_write): New function.
4811 (Output_symtab_xindex::endian_do_write): New function.
4812 * output.h (class Output_section_headers): Add shstrtab_section_.
4813 Update declarations.
4814 (class Output_symtab_xindex): Define.
4815 (Output_section::has_out_shndx): New function.
4816 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4818 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4820 (Sized_symbol::init): Likewise.
4821 (Symbol::output_section): Check for ordinary symbol.
4822 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4823 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4825 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4826 Change all callers. Simplify handling of symbols from sections
4827 not included in the link.
4828 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4830 (Weak_alias_sorter::operator()): Assert that symbols are
4832 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4834 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4835 parameters. Change all callers.
4836 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4837 symbol distinction. Use SHN_XINDEX when needed.
4838 (Symbol_table::write_section_symbol): Add symtab_xindex
4839 parameter. Change all callers.
4840 (Symbol_table::sized_write_section_symbol): Likewise. Use
4841 SHN_XINDEX when needed.
4842 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4844 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4845 (Symbol::is_defined): Check is_ordinary.
4846 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4847 (Symbol::is_absolute, Symbol::is_common): Likewise.
4848 (class Sized_symbol): Update declarations.
4849 (class Symbol_table): Update declarations.
4850 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4851 parameters. Change all callers.
4852 (Sized_symbol::override): Likewise.
4853 (Symbol_table::override): Likewise.
4854 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4855 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4856 is_ordinary, and orig_st_shndx parameters. Change all callers.
4857 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4858 to be in an ordinary section.
4859 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4860 object and is_ordinary parameters. Change all callers.
4861 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4862 Change all callers. Don't add undefined or non-ordinary symbols
4864 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4866 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4868 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4869 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4870 (Sized_relobj::relocate_sections): Likewise.
4871 * target-reloc.h (scan_relocs): Adjust section symbol index.
4872 (scan_relocatable_relocs): Likewise.
4873 * i386.cc (Scan::local): Check for ordinary symbols.
4874 * sparc.cc (Scan::local): Likewise.
4875 * x86_64.cc (Scan::local): Likewise.
4876 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4877 to symbol_section_and_value.
4878 * testsuite/many_sections_test.cc: New file.
4879 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4880 (check_PROGRAMS): Add many_sections_test.
4881 (many_sections_test_SOURCES): Define.
4882 (many_sections_test_DEPENDENCIES): Define.
4883 (many_sections_test_LDFLAGS): Define.
4884 (BUILT_SOURCES): Add many_sections_define.h.
4885 (many_sections_define.h): New target.
4886 (BUILT_SOURCES): Add many_sections_check.h.
4887 (many_sections_check.h): New target.
4888 (check_PROGRAMS): Add many_sections_r_test.
4889 (many_sections_r_test_SOURCES): Define.
4890 (many_sections_r_test_DEPENDENCIES): Define.
4891 (many_sections_r_test_LDFLAGS): Define.
4892 (many_sections_r_test_LDADD): Define.
4893 (many_sections_r_test.o): New target.
4894 * testsuite/Makefile.in: Rebuild.
4896 2008-04-17 Cary Coutant <ccoutant@google.com>
4898 * errors.cc (Errors::info): New function.
4899 (gold_info): New function.
4900 * errors.h (Errors::info): New function.
4901 * gold.h (gold_info): New function.
4902 * object.cc (Input_objects::add_object): Print trace output.
4903 * options.cc (options::parse_set): New function.
4904 (General_options::parse_wrap): Deleted.
4905 (General_options::General_options): Deleted initializer.
4906 * options.h (options::String_set): New typedef.
4907 (options::parse_set): New function.
4908 (DEFINE_set): New macro.
4909 (General_options::wrap): Changed to use DEFINE_set. Changed
4910 callers of any_wrap_symbols and is_wrap_symbol.
4911 (General_options::trace, General_options::trace_symbol):
4913 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4914 (General_options::wrap_symbols_): Deleted.
4915 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4917 2008-04-17 David S. Miller <davem@davemloft.net>
4919 * options.cc (General_options::parse_V): New function.
4920 * options.h: Add entries for -V and -Qy.
4922 2008-04-17 Ian Lance Taylor <iant@google.com>
4924 * common.cc (Symbol_table::allocate_commons): Remove options
4925 parameter. Change caller.
4926 (Symbol_table::do_allocate_commons): Remove options parameter.
4927 Change caller. Just call do_allocate_commons_list twice.
4928 (Symbol_table::do_allocate_commons_list): New function, broken out
4929 of do_allocate_commons.
4930 * common.h (class Allocate_commons_task): Remove options_ field.
4932 * symtab.cc (Symbol_table::Symbol_table): Initialize
4934 (Symbol_table::add_from_object): Put TLS common symbols on
4936 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4937 which are IN_OUTPUT_DATA.
4938 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4939 allocate_commons and do_allocate_commons declarations. Declare
4940 do_allocate_commons_list.
4941 * gold.cc (queue_middle_tasks): Update creation of
4942 Allocate_commons_task to not pass options.
4943 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4944 (TLS_TEST_C_FLAGS): New variable.
4945 (tls_test_c_pic.o): New target.
4946 (tls_test_shared.so): Link in tls_test_c_pic.o.
4947 (tls_test_c_pic_ie.o): New target.
4948 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4949 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4950 (tls_test_c.o): New target.
4951 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4952 (tls_pic_test_LDADD): Likewise.
4953 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4954 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4955 (tls_test_c_gnu2.o): New target.
4956 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4958 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4959 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4960 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4961 * testsuite/tls_test.cc: Include "config.h".
4962 (t_last): Call t11_last.
4963 * testsuite/tls_test.h (t11, t11_last): Declare.
4964 * testsuite/tls_test_c.c: New file.
4965 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4966 * configure.ac: Check for OpenMP support.
4967 * configure, config.in, Makefile.in: Rebuild.
4968 * testsuite/Makefile.in: Rebuild.
4970 2008-04-16 Cary Coutant <ccoutant@google.com>
4972 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4973 (Target_i386::tls_base_symbol_defined_): New field.
4974 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4975 (Target_i386::Scan::global): Likewise.
4976 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4977 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4978 (Target_x86_64::tls_base_symbol_defined_): New field.
4979 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4980 (Target_x86_64::Scan::global): Likewise.
4982 2008-04-16 Cary Coutant <ccoutant@google.com>
4984 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4985 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4986 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4987 building shared libraries.
4988 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4989 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4990 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4991 * testsuite/Makefile.in: Rebuild.
4992 * testsuite/weak_undef.h: New file.
4993 * testsuite/weak_undef_file1.cc: Add extra test cases.
4994 * testsuite/weak_undef_file2.cc: Likewise.
4995 * testsuite/weak_undef_test.cc: Likewise.
4997 2008-04-16 David S. Miller <davem@davemloft.net>
4999 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5000 Add issued_non_pic_error_ field. Declare check_non_pic.
5001 (Target_sparc::Scan::check_non_pic): New function.
5002 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5003 (Target_sparc::Scan::global): Likewise.
5005 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5006 * configure: Rebuild.
5008 * options.h (DEFINE_enable): New macro.
5009 (new_dtags): New enable option.
5010 (initfirst, interpose, loadfltr, nodefaultlib,
5011 nodelete, nodlopen, nodump): New -z options.
5012 * layout.cc (Layout:finish_dynamic_section): If new
5013 dtags enabled, emit DT_RUNPATH. Also, emit a
5014 DT_FLAGS_1 containing any specified -z flags.
5016 2008-04-16 Ian Lance Taylor <iant@google.com>
5018 * copy-relocs.cc: New file.
5019 * copy-relocs.h: New file.
5020 * reloc.cc: Remove Copy_relocs code.
5021 * reloc.h: Likewise.
5022 * reloc-types.h (struct Reloc_types) [both versions]: Add
5023 get_reloc_addend_noerror.
5024 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5025 variants of add_global which take an addend which must be zero.
5026 * i386.cc: Include "copy-relocs.h".
5027 (class Target_i386): Change type of copy_relocs_ to variable,
5029 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5031 (Target_i386::do_finalize_sections): Change handling of
5033 * sparc.cc: Include "copy-relocs.h".
5034 (class Target_sparc): Change type of copy_relocs_ to variable,
5036 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5038 (Target_sparc::do_finalize_sections): Change handling of
5040 * x86_64.cc: Include "copy-relocs.h".
5041 (class Target_x86_64): Change type of copy_relocs_ to variable,
5043 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5044 class. Change all callers.
5045 (Target_x86_64::do_finalize_sections): Change handling of
5047 * Makefile.am (CCFILES): Add copy-relocs.cc.
5048 (HFILES): Add copy-relocs.h.
5050 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5052 * testsuite/script_test_4.sh: Permit leading zeroes.
5054 2008-04-15 Ian Lance Taylor <iant@google.com>
5056 * script-sections.cc (Script_sections::create_segments): Use
5057 header_size_adjustment even when there is enough room for the
5059 * testsuite/script_test_4.sh: New file.
5060 * testsuite/script_test_4.t: New file.
5061 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5062 (check_DATA): Add script_test_4.stdout.
5063 (MOSTLYCLEANFILES): Likewise.
5064 (script_test_4): New target.
5065 (script_test_4.stdout): New target.
5066 * testsuite/Makefile.in: Rebuild.
5068 * sparc.cc: Add definitions for Output_data_plt_sparc class
5071 2008-04-14 David S. Miller <davem@davemloft.net>
5073 * sparc.cc: New file.
5074 * Makefile.am (TARGETSOURCES): Add sparc.cc
5075 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5076 * configure.tgt: Document targ_extra_size and
5077 targ_extra_big_endian. Add entries for sparc-* and
5079 * configure.ac: Handle targ_extra_size and
5080 targ_extra_big_endian.
5081 * Makefile.in: Rebuild.
5082 * configure: Likewise.
5083 * po/POTFILES.in: Likewise.
5084 * po/gold.pot: Likewise.
5086 2008-04-14 Ian Lance Taylor <iant@google.com>
5088 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5089 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5090 in the name/type/flags to section mapping. Don't call
5091 allocate_output_section.
5092 (Layout::choose_output_section): Change parameter from adjust_name
5093 to is_input_section. Don't permit input sections after sections
5094 are attached to segments. Don't call allocate_output_section.
5095 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5096 not write_enable_output_section.
5097 (Layout::make_output_section): Don't push to
5098 unattached_section_list_ nor call attach_to_segment. Call
5099 attach_section_to_segment if sections are attached.
5100 (Layout::attach_sections_to_segments): New function.
5101 (Layout::attach_section_to_segment): New function.
5102 (Layout::attach_allocated_section_to_segment): Rename from
5103 attach_to_segment. Remove flags parameter.
5104 (Layout::allocate_output_section): Remove function.
5105 (Layout::write_enable_output_section): Remove function.
5106 * layout.h (class Layout): Update for above changes. Add new
5107 field sections_are_attached_.
5108 * output.h (Output_section::update_flags_for_input_section): New
5110 * output.cc (Output_section::add_input_section): Call
5111 update_flags_for_input_section.
5112 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5114 2008-04-11 Cary Coutant <ccoutant@google.com>
5116 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5117 thought unnecessary.
5118 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5120 2008-04-11 Ian Lance Taylor <iant@google.com>
5122 * output.h (class Output_section_data): Remove inline definition
5124 * output.cc (Output_section_data::set_addralign): New function.
5126 2008-04-11 Cary Coutant <ccoutant@google.com>
5128 Add support for TLS descriptors for i386 and x86_64.
5129 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5130 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5131 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5133 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5134 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5135 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5137 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5138 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5139 Fix problem with initial-exec relocations.
5140 (Target_i386::Relocate::relocate_tls): Likewise.
5141 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5143 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5144 support for section-plus-offset dynamic table entries.
5145 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5146 (Output_data_dynamic::Dynamic_entry): Add support for
5147 section-plus-offset dynamic table entries.
5148 (Output_data_dynamic::Classification): Likewise.
5149 (Output_data_dynamic::classification_): Renamed offset_.
5150 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5151 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5152 (Target_x86_64::make_plt_section): New function.
5153 (Target_x86_64::reserve_tlsdesc_entries): New function.
5154 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5155 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5156 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5157 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5158 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5159 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5160 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5161 add extra PLT entry for TLS descriptors.
5162 (Output_data_plt_x86_64::got_): New field.
5163 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5164 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5166 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5168 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5169 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5170 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5171 R_386_TLS_DESC_CALL relocations.
5172 (Target_x86_64::Scan::global): Likewise.
5173 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5174 for TLS descriptors.
5175 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5176 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5177 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5178 GD-to-IE relaxation.
5179 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5180 and TLS_DESCRIPTORS.
5181 * Makefile.in: Rebuild.
5182 * configure: Rebuild.
5183 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5184 (tls_test_shared2.so): New target.
5185 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5186 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5187 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5188 (tls_shared_gd_to_ie_test_LDADD): New variable.
5189 (tls_shared_gnu2_gd_to_ie_test): New target.
5190 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5192 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5193 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5194 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5195 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5196 (tls_shared_gnu2_test): New target.
5197 (tls_test_gnu2_shared.so): New target.
5198 (tls_shared_gnu2_test_SOURCES): New variable.
5199 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5200 (tls_shared_gnu2_test_LDFLAGS): New variable.
5201 (tls_shared_gnu2_test_LDADD): New variable.
5202 * testsuite/Makefile.in: Rebuild.
5203 * testsuite/Makefile.
5205 2008-04-11 Ian Lance Taylor <iant@google.com>
5207 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5209 * testsuite/Makefile.in: Rebuild.
5211 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5213 * testsuite/script_test_2.cc (main): Adjust test.
5215 2008-04-11 David S. Miller <davem@davemloft.net>
5216 Ian Lance Taylor <iant@google.com>
5218 * options.h (General_options): Add entries for '-Y' and
5220 * options.cc (General_options:finalize): If -Y was used, add those
5221 entries to the library path instead of the default "/lib" and
5224 2008-04-11 David S. Miller <davem@davemloft.net>
5226 * testsuite/justsyms.t: Start at 0x100.
5227 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5228 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5230 * testsuite/script_test_2.cc: Adjust string and section length
5233 2008-04-09 Ian Lance Taylor <iant@google.com>
5236 * script-sections.cc (Sections_element::allocate_to_segment): Add
5238 (Output_section_definition::allocate_to_segment): Likewise.
5239 (Orphan_output_section::allocate_to_segment): Likewise.
5240 (Script_sections::attach_sections_using_phdrs_clause): Don't
5241 propagate non-PT_LOAD segments to orphan sections.
5242 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5243 readelf rather than objdump.
5244 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5245 .interp section and PT_INTERP segment are the same size.
5246 * testsuite/Makefile.in: Rebuild.
5248 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5249 aliases for symbols defined in the same object.
5250 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5251 (weak_alias_test_SOURCES): New variable.
5252 (weak_alias_test_DEPENDENCIES): New variable.
5253 (weak_alias_test_LDFLAGS): New variable.
5254 (weak_alias_test_LDADD): New variable.
5255 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5256 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5257 (weak_alias_test_3.o): New target.
5258 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5259 * testsuite/weak_alias_test_main.cc: New file.
5260 * testsuite/weak_alias_test_1.cc: New file.
5261 * testsuite/weak_alias_test_2.cc: New file.
5262 * testsuite/weak_alias_test_3.cc: New file.
5264 2008-04-08 Ian Lance Taylor <iant@google.com>
5266 * options.h (class General_options): Add --noinhibit-exec option.
5267 * main.cc (main): Check --noinhibit-exec.
5269 * options.h (class General_options): Define --wrap as a special
5270 option. Add wrap_symbols_ field.
5271 (General_options::any_wrap_symbols): New function.
5272 (General_options::is_wrap_symbol): New function.
5273 * options.cc (General_options::parse_wrap): New function.
5274 (General_options::General_options): Initialize wrap_symbols_.
5275 * symtab.cc (Symbol_table::wrap_symbol): New function.
5276 (Symbol_table::add_from_object): Handle --wrap.
5277 * symtab.h (class Symbol_table): Declare wrap_symbol.
5278 * target.h (Target::wrap_char): New function.
5279 (Target::Target_info): Add wrap_char field.
5280 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5281 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5282 * testsuite/testfile.cc (Target_test::test_target_info):
5285 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5288 * layout.h (class Layout): Add added_eh_frame_data_ field.
5289 * layout.cc (Layout::Layout): Initialize new field.
5290 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5291 output section until we find a section we merged successfully.
5292 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5293 that the size be non-zero.
5295 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5298 2008-04-08 Craig Silverstein <csilvers@google.com>
5300 * configure.ac: Export new conditional variable HAVE_ZLIB.
5301 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5303 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5304 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5306 2008-04-07 Ian Lance Taylor <iant@google.com>
5308 * version.cc (version_string): Set to "1.5".
5310 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5311 Add issued_non_pic_error_ field. Declare check_non_pic.
5312 (Target_x86_64::Scan::check_non_pic): New function.
5313 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5314 (Target_x86_64::Scan::global): Likewise.
5316 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5317 addend parameter. Change caller. Handle merge sections.
5318 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5319 Address to Addend. Don't add in the result of
5320 local_section_offset, pass down the addend and use the returned
5322 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5323 Update declarations of local_section_offset and symbol_value.
5324 * testsuite/two_file_test_1.cc (t18): New function.
5325 * testsuite/two_file_test_2.cc (f18): New function.
5326 * testsuite/two_file_test_main.cc (main): Call t18.
5327 * testsuite/two_file_test.h (t18, f18): Declare.
5329 * configure.ac: Don't test for objdump, c++filt, or readelf.
5330 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5332 (TEST_READELF): New variable.
5333 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5334 (check_PROGRAMS): Add two_file_strip_test.
5335 (two_file_strip_test): New target.
5336 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5337 (two_file_same_shared_strip_test_SOURCES): New variable.
5338 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5339 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5340 (two_file_same_shared_strip_test_LDADD): New variable.
5341 (two_file_shared_strip.so): New target.
5342 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5343 (ver_test_5.syms, ver_test_7.syms): Likewise.
5344 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5345 (strip_test_3.stdout): Use TEST_OBJDUMP.
5346 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5348 2008-04-04 Cary Coutant <ccoutant@google.com>
5350 * symtab.h (Symbol::is_weak_undefined): New function.
5351 (Symbol::is_strong_undefined): New function.
5352 (Symbol::is_absolute): New function.
5353 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5354 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5356 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5357 (weak_undef_test): New target.
5358 * testsuite/Makefile.in: Rebuild.
5359 * testsuite/weak_undef_file1.cc: New file.
5360 * testsuite/weak_undef_file2.cc: New file.
5361 * testsuite/weak_undef_test.cc: New file.
5363 2008-04-03 Craig Silverstein <csilvers@google.com>
5365 * compressed_output.h (class Output_compressed_section): Use
5367 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5369 (zlib_compressed_suffix): Removed.
5370 (Output_compressed_section::set_final_data_size): Use unsigned
5372 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5373 Fix linker invocation.
5374 (flagstest_o_specialfile_and_compress_debug_sections):
5376 * testsuite/Makefile.in: Regenerated.
5378 2008-04-02 David S. Miller <davem@davemloft.net>
5380 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5381 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5383 2008-04-02 Craig Silverstein <csilvers@google.com>
5387 2008-04-02 Ian Lance Taylor <iant@google.com>
5389 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5390 parameters. Update for new key type to views_. Change all
5392 (File_read::read): Adjust for byteshift in returned view.
5393 (File_read::add_view): New function, broken out of
5395 (File_read::make_view): New function, broken out of
5397 (File_read::find_or_make_view): Add offset and aligned
5398 parameters. Rewrite accordingly. Change all callers.
5399 (File_read::get_view): Add offset and aligned parameters. Adjust
5400 for byteshift in return value.
5401 (File_read::get_lasting_view): Likewise.
5402 * fileread.h (class File_read): Update declarations.
5403 (class File_read::View): Add byteshift_ field. Add byteshift to
5404 constructor. Add byteshift method.
5405 * archive.h (Archive::clear_uncached_views): New function.
5406 (Archive::get_view): Add aligned parameter. Change all callers.
5407 * object.h (Object::get_view): Add aligned parameter. Change all
5409 (Object::get_lasting_view): Likewise.
5411 * fileread.cc (File_read::release): Don't call clear_views if
5412 there are multiple objects.
5413 * fileread.h (File_read::clear_uncached_views): New function.
5414 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5417 2008-03-31 Cary Coutant <ccoutant@google.com>
5419 Add thin archive support.
5420 * archive.cc (Archive::armagt): New const.
5421 (Archive::setup): Remove task parameter and calls to unlock.
5422 (Archive::unlock_nested_archives): New function.
5423 (Archive::read_header): Add nested_off parameter. Change
5425 (Archive::interpret_header): Likewise.
5426 (Archive::include_all_members): Change to handle thin
5428 (Archive::include_member): Likewise.
5429 * archive.h (Archive::Archive): Add new parameters and
5431 (Archive::armagt): New const.
5432 (Archive::setup): Remove task parameter.
5433 (Archive::unlock_nested_archives): New function.
5434 (Archive::read_header): Add nested_off parameter.
5435 (Archive::interpret_header): Likewise.
5436 (Archive::Nested_archive_table): New typedef.
5437 (Archive::is_thin_archive_): New field.
5438 (Archive::nested_archives_): New field.
5439 (Archive::options_): New field.
5440 (Archive::dirpath_): New field.
5441 (Archive::task_): New field.
5442 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5443 for thin archives. Pass additional parameters to
5444 Archive::Archive. Unlock the archive file after calling
5447 2008-03-29 Ian Lance Taylor <iant@google.com>
5449 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5450 version symbol to be local.
5451 * testsuite/ver_test_4.sh: New file.
5452 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5453 (check_DATA): Add ver_test_4.syms.
5454 (ver_test_4.syms): New target.
5455 * testsuite/Makefile.in: Rebuild.
5458 (Output_section::Input_section_sort_entry::has_priority): New
5460 (Output_section::Input_section_sort_entry::match_file_name): New
5462 (Output_section::Input_section_sort_entry::match_section_name):
5464 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5466 (Output_section::Input_section_sort_entry::match_section_file):
5468 (Output_section::Input_section_sort_compare::operator()): Rewrite
5469 using new Input_section_sort_entry functions. Sort crtbegin and
5470 crtend first. Sort sections with no priority before sections with
5472 * testsuite/initpri1.c (d3): Check j != 4.
5473 (cd5): New constructor/destructor function.
5474 (main): Check j != 2.
5476 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5477 new symbol when resolving, don't call set_is_default.
5478 * testsuite/ver_test_7.cc: New file.
5479 * testsuite/ver_test_7.sh: New file.
5480 * testsuite/Makefile.am (ver_test_7.so): New target.
5481 (ver_test_7.o): New target.
5482 (check_SCRIPTS): Add ver_test_7.sh.
5483 (check_DATA): Add ver_test_7.syms.
5484 (ver_test_7.syms): New target.
5486 2008-03-28 Ian Lance Taylor <iant@google.com>
5488 * layout.cc (Layout::layout): If we see an input section with a
5489 name that needs sorting, set the must_sort flag for the output
5491 (Layout::make_output_section): If the name of the output section
5492 indicates that it might require sorting, set the may_sort flag.
5493 * output.h (Output_section::may_sort_attached_input_sections): New
5495 (Output_section::set_may_sort_attached_input_sections): New
5497 (Output_section::must_sort_attached_input_sections): New
5499 (Output_section::set_must_sort_attached_input_sections): New
5501 (class Output_section): Declare Input_section_sort_entry. Define
5502 Input_section_sort_compare. Declare
5503 sort_attached_input_sections. Add new fields:
5504 may_sort_attached_input_sections_,
5505 must_sort_attached_input_sections_,
5506 attached_input_sections_are_sorted_.
5507 * output.cc (Output_section::Output_section): Initialize new
5509 (Output_section::add_input_section): Add an entry to
5510 input_sections_ if may_sort or must_sort are true.
5511 (Output_section::set_final_data_size): Call
5512 sort_attached_input_sections if necessary.
5513 (Output_section::Input_section_sort_entry): Define new class.
5514 (Output_section::Input_section_sort_compare::operator()): New
5516 (Output_section::sort_attached_input_sections): New function.
5517 * configure.ac: Check whether the compiler supports constructor
5518 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5519 * testsuite/initpri1.c: New file.
5520 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5521 CONSTRUCTOR_PRIORITY.
5522 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5523 (initpri1_LDFLAGS): New variable.
5524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5526 2008-03-27 Ian Lance Taylor <iant@google.com>
5528 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5529 * testsuite/common_test_1.c: New file.
5530 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5531 (common_test_1_SOURCES): New variable.
5532 (common_test_1_DEPENDENCIES): New variable.
5533 (common_test_1_LDFLAGS): New variable.
5535 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5536 and commons_ correctly when NAME/VERSION does not override
5538 * testsuite/ver_test_6.c: New file.
5539 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5540 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5541 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5543 2008-03-26 Ian Lance Taylor <iant@google.com>
5545 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5546 of an undefined symbol from a version script.
5547 * testsuite/Makefile.am (ver_test_5.so): New target.
5548 (ver_test_5.o): New target.
5549 (check_SCRIPTS): Add ver_test_5.sh.
5550 (check_DATA): Add ver_test_5.syms.
5551 (ver_test_5.syms): New target.
5552 * testsuite/ver_test_5.cc: New file.
5553 * testsuite/ver_test_5.script: New file.
5554 * testsuite/ver_test_5.sh: New file.
5555 * Makefile.in, testsuite/Makefile.in: Rebuild.
5558 Fix problems building gold with gcc 4.3.0.
5559 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5560 (gold_error_at_location, gold_warning_at_location): Use it.
5561 * configure.ac: Check whether we can compile and use a template
5562 function with a printf attribute.
5563 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5564 when jumping over bytes.
5565 * object.cc: Instantiate Object::read_section_data.
5566 * debug.h: Include <cstring>
5567 * dwarf_reader.cc: Include <algorithm>
5568 * main.cc: Include <cstring>.
5569 * options.cc: Include <cstring>.
5570 * output.cc: Include <cstring>.
5571 * script.cc: Include <cstring>.
5572 * script.h: Include <string>.
5573 * symtab.cc: Include <cstring> and <algorithm>.
5574 * target-select.cc: Include <cstring>.
5575 * version.cc: Include <string>.
5576 * testsuite/testmain.cc: Include <cstdlib>.
5577 * configure, config.in: Rebuild.
5579 2008-03-25 Ian Lance Taylor <iant@google.com>
5581 * options.cc: Include "../bfd/bfdver.h".
5582 (options::help): Print bug reporting address.
5584 * version.cc (print_version): Adjust output for current value of
5589 * options.cc (options::help): Print list of supported targets.
5590 * target-select.h: Include <vector>.
5591 (class Target_selector): Make machine_, size_, and is_big_endian_
5592 fields const. Add bfd_name_ and instantiated_target_ fields.
5593 (Target_selector::Target_selector): Add bfd_name parameter.
5594 (Target_selector::recognize): Make non-virtual, call
5596 (Target_selector::recognize_by_name): Make non-virtual, call
5597 do_recognize_by_name.
5598 (Target_selector::supported_names): New function.
5599 (Target_selector::bfd_name): New function.
5600 (Target_selector::do_instantiate_target): New pure virtual
5602 (Target_selector::do_recognize): New virtual function.
5603 (Target_selector::do_recognize_by_name): New virtual function.
5604 (Target_selector::instantiate_target): New private function.
5605 (supported_target_names): Declare.
5606 * target-select.cc (Target_selector::Target_selector): Update for
5607 new parameter and fields.
5608 (select_target_by_name): Check that the name matches before
5609 calling recognize_by_name.
5610 (supported_target_names): New function.
5611 * i386.cc (class Target_selector_i386): Update Target_selector
5612 constructor call. Remove recognize and recognize_by_name. Add
5613 do_instantiate_target.
5614 * x86_64.cc (class Target_selector_x86_64): Likewise.
5615 * testsuite/testfile.cc (class Target_selector_test): Update for
5616 changes to Target_selector.
5618 * README: Rewrite, with some notes on unsupported features.
5620 2008-03-24 Cary Coutant <ccoutant@google.com>
5622 * i386.cc (Target_i386::Got_type): New enum declaration.
5623 (Target_i386::Scan::local): Updated callers of Output_data_got
5625 (Target_i386::Scan::global): Likewise.
5626 (Target_i386::Relocate::relocate): Likewise.
5627 (Target_i386::Relocate::relocate_tls): Likewise.
5628 * object.h (Got_offset_list): New class.
5629 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5630 (Sized_relobj::local_got_offset): Likewise.
5631 (Sized_relobj::set_local_got_offset): Likewise.
5632 (Sized_relobj::local_has_tls_got_offset): Removed.
5633 (Sized_relobj::local_tls_got_offset): Removed.
5634 (Sized_relobj::set_local_tls_got_offset): Removed.
5635 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5636 * output.cc (Output_data_got::add_global): Added got_type parameter.
5637 (Output_data_got::add_global_with_rel): Likewise.
5638 (Output_data_got::add_global_with_rela): Likewise.
5639 (Output_data_got::add_global_pair_with_rel): New function.
5640 (Output_data_got::add_global_pair_with_rela): New function.
5641 (Output_data_got::add_local): Added got_type parameter.
5642 (Output_data_got::add_local_with_rel): Likewise.
5643 (Output_data_got::add_local_with_rela): Likewise.
5644 (Output_data_got::add_local_pair_with_rel): New function.
5645 (Output_data_got::add_local_pair_with_rela): New function.
5646 (Output_data_got::add_global_tls): Removed.
5647 (Output_data_got::add_global_tls_with_rel): Removed.
5648 (Output_data_got::add_global_tls_with_rela): Removed.
5649 (Output_data_got::add_local_tls): Removed.
5650 (Output_data_got::add_local_tls_with_rel): Removed.
5651 (Output_data_got::add_local_tls_with_rela): Removed.
5652 * output.h (Output_data_got::add_global): Added got_type parameter.
5653 (Output_data_got::add_global_with_rel): Likewise.
5654 (Output_data_got::add_global_with_rela): Likewise.
5655 (Output_data_got::add_global_pair_with_rel): New function.
5656 (Output_data_got::add_global_pair_with_rela): New function.
5657 (Output_data_got::add_local): Added got_type parameter.
5658 (Output_data_got::add_local_with_rel): Likewise.
5659 (Output_data_got::add_local_with_rela): Likewise.
5660 (Output_data_got::add_local_pair_with_rel): New function.
5661 (Output_data_got::add_local_pair_with_rela): New function.
5662 (Output_data_got::add_global_tls): Removed.
5663 (Output_data_got::add_global_tls_with_rel): Removed.
5664 (Output_data_got::add_global_tls_with_rela): Removed.
5665 (Output_data_got::add_local_tls): Removed.
5666 (Output_data_got::add_local_tls_with_rel): Removed.
5667 (Output_data_got::add_local_tls_with_rela): Removed.
5668 * resolve.cc (Symbol::override_base_with_special): Removed
5669 reference to has_got_offset_ field.
5670 * symtab.cc (Symbol::init_fields): Replaced initialization
5671 of got_offset_ with got_offsets_. Removed initialization
5673 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5674 (Symbol::got_offset): Likewise.
5675 (Symbol::set_got_offset): Likewise.
5676 (Symbol::has_tls_got_offset): Removed.
5677 (Symbol::tls_got_offset): Removed.
5678 (Symbol::set_tls_got_offset): Removed.
5679 (Symbol::got_offset_): Removed.
5680 (Symbol::tls_mod_got_offset_): Removed.
5681 (Symbol::tls_pair_got_offset_): Removed.
5682 (Symbol::got_offsets_): New field.
5683 (Symbol::has_got_offset): Removed.
5684 (Symbol::has_tls_mod_got_offset): Removed.
5685 (Symbol::has_tls_pair_got_offset): Removed.
5686 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5687 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5689 (Target_x86_64::Scan::global): Likewise.
5690 (Target_x86_64::Relocate::relocate): Likewise.
5691 (Target_x86_64::Relocate::relocate_tls): Likewise.
5693 2008-03-25 Ben Elliston <bje@au.ibm.com>
5695 * yyscript.y: Fix spelling error in comment.
5697 2008-03-24 Ian Lance Taylor <iant@google.com>
5699 * options.h (class General_options): Define build_id option.
5700 * layout.h (class Layout): Declare write_build_id, create_note,
5701 create_build_id. Add build_id_note_ member.
5702 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5703 "libiberty.h", "md5.h", "sha1.h".
5704 (Layout::Layout): Initialize eh_frame_data_,
5705 eh_frame_hdr_section_, and build_id_note_.
5706 (Layout::finalize): Call create_build_id.
5707 (Layout::create_note): New function, broken out of
5708 Layout::create_gold_note.
5709 (Layout::create_gold_note): Call create_note.
5710 (Layout::create_build_id): New function.
5711 (Layout::write_build_id): New function.
5712 (Close_task_runner::run): Call write_build_id.
5714 * x86_64.cc: Correct license to GPLv3.
5716 2008-03-23 Ian Lance Taylor <iant@google.com>
5718 * options.cc: Include "demangle.h".
5719 (parse_optional_string): New function.
5720 (parse_long_option): Handle takes_optional_argument.
5721 (parse_short_option): Update dash_z initializer. Handle
5722 takes_optional_argument.
5723 (General_options::General_options): Initialize do_demangle_.
5724 (General_options::finalize): Set do_demangle_. Handle demangling
5726 * options.h (parse_optional_string): Declare.
5727 (struct One_option): Add optional_arg field. Update constructor.
5728 Update call constructor calls. Add takes_optional_argument
5730 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5731 (DEFINE_optional_string): Define.
5732 (General_options::demangle): Change from DEFINE_bool to
5733 DEFINE_optional_string.
5734 (General_options::no_demangle): New function.
5735 (General_options::do_demangle): New function.
5736 (General_options::set_do_demangle): New function.
5737 (General_options::execstack_status_): Move definition to end of
5739 (General_options::static_): Likewise.
5740 (General_options::do_demangle_): New field.
5741 * object.cc (big_endian>::get_symbol_location_info): Call
5742 Options::do_demangle, not Options::demangle.
5743 * symtab.cc (demangle): Likewise.
5745 2008-03-22 Ian Lance Taylor <iant@google.com>
5747 * gold.h: Include <cstddef> and <sys/types.h>
5748 * options.h: Include <cstring>.
5750 2008-03-21 Ian Lance Taylor <iant@google.com>
5752 * Added source code to GNU binutils.