1 2009-12-30 Ian Lance Taylor <iant@google.com>
4 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5 GNU hash table if they need a dynamic value. Otherwise, don't add
6 them if they are defined in a dynamic object or are forced local.
8 2009-12-29 Ian Lance Taylor <iant@google.com>
11 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
12 .gnu.hash table for a 32-bit target.
15 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
16 regular and a dynamic object only needs a dynamic symbol table
17 entry if it is externally visible.
20 * i386.cc (class Target_i386): Initialize global_offset_table_ in
21 constructor. Add global_offset_table_ field.
22 (Target_i386::got_section): Set global_offset_table_.
23 (Target_i386::do_finalize_sections): Set global_offset_table_
25 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
26 in constructor. Add global_offset_table_ field.
27 (Target_x86_64::got_section): Set global_offset_table_.
28 (Target_x86_64::do_finalize_sections): Set global_offset_table_
31 * layout.cc (Layout::Layout): Initialize increase_relro_.
32 (Layout::get_output_section): Add is_relro, is_last_relro, and
33 is_first_non_relro parameters. Change all callers.
34 (Layout::choose_output_section): Likewise.
35 (Layout::add_output_section_data): Likewise.
36 (Layout::make_output_section): Likewise.
37 (Layout::set_segment_offsets): Clear increase_relro when using a
39 * layout.h (class Layout): Add increase_relro method. Add
40 increase_relro_ field. Update declarations.
41 * output.cc (Output_section::Output_section): Initialize
42 is_last_relro_ and is_first_non_relro_.
43 (Output_segment::add_output_section): Group relro sections is
44 do_sort is true. Handle is_last_relro and is_first_non_relro.
45 (Output_segment::maximum_alignment): Remove relro handling.
46 (Output_segment::set_section_addresses): Add increase_relro
47 parameter. Change all callers. Add initial alignment to align
48 relro sections on separate page. Remove old relro handling.
49 (Output_segment::set_section_list_addresses): Remove in_relro
50 parameter. Change all callers.
51 (Output_segment::set_offset): Add increase parameter. Change all
52 callers. Remove old relro handling.
53 * output.h (class Output_section): Add new methods: is_last_relro,
54 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
55 Add is_last_relro_ and is_first_non_relro_ fields.
56 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
57 Create separate .got.plt section. Call increase_relro.
58 * x86_64.cc (Target_x86_64::got_section): Likewise.
59 * testsuite/relro_script_test.t: Add .got.plt.
62 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
63 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
64 (Layout::finalize): Call set_dynamic_symbol_size.
65 (Layout::set_dynamic_symbol_size): New function.
66 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
67 set_dynamic_symbol_size.
70 * output.h (class Output_section): Add is_entsize_zero_ field.
71 * output.cc (Output_section::Output_section): Initialize
73 (Output_section::set_entsize): If two different entsizes are
74 requested, force it to zero.
75 (Output_section::add_input_section): Set flags for .debug_str
76 before updating section flags. Set entsize.
77 (Output_section::update_flags_for_input_section): Set SHF_MERGE
78 and SHF_STRING if all input sections have those flags.
80 2009-12-29 Rafael Espindola <espindola@google.com>
82 * main.cc (main): Fix the sys time reporting.
83 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
86 2009-12-29 Sriraman Tallam <tmsriram@google.com>
88 * options.cc (General_options::parse_version): Allow -v to exit
89 without an error if there is nothing to link.
91 2009-12-29 Ian Lance Taylor <iant@google.com>
93 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
94 using a version of gcc before 4.1.
97 2009-12-28 Chris Demetriou <cgd@google.com>
99 * attributes.cc (Output_attributes_section_data::do_write): Use
100 std::vector::front rather than std::vector::data.
102 2009-12-28 Ian Lance Taylor <iant@google.com>
104 * symtab.h (class Symbol_table): Add enum Defined.
105 * resolve.cc (Symbol_table::should_override): Add defined
106 parameter. Change all callers. Test whether object is NULL
107 before calling a method on it.
108 (Symbol_table::report_resolve_problem): Add defined parameter.
110 (Symbol_table::should_override_with_special): Likewise.
111 * symtab.cc (Symbol_table::define_in_output_data): Add defined
112 parameter. Change all callers.
113 (Symbol_table::do_define_in_output_data): Likewise.
114 (Symbol_table::define_in_output_segment): Likewise.
115 (Symbol_table::do_define_in_output_segment): Likewise.
116 (Symbol_table::define_as_constant): Likewise.
117 (Symbol_table::do_define_as_constant): Likewise.
118 * script.h (class Symbol_assignment): Add is_defsym parameter to
119 constructor; change all callers.
120 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
121 parameter. Change all callers. Add is_defsym_ field.
122 (class Parser_closure): Add parsing_defsym parameter to
123 constructor; change all callers. Add parsing_defsym accessor
124 function. Add parsing_defsym_ field.
126 2009-12-28 Ian Lance Taylor <iant@google.com>
128 * gold.cc (queue_middle_tasks): Fix formatting.
129 * object.cc (Relobj::is_section_name_included): Likewise.
131 2009-12-23 Ian Lance Taylor <iant@google.com>
133 * i386.cc (Target_i386::do_calls_non_split): Recognize
134 -fsplit-stack prologue for a function with a static chain.
135 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
136 -fsplit-stack prologue when using %r11.
138 2009-12-21 Sriraman Tallam <tmsriram@google.com>
140 * options.cc (General_options::parse_version): Make -v continue and do
141 the link like GNU ld does.
143 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
145 * Makefile.am (CCFILES): Add timer.cc.
146 (HFILES): Add timer.h.
147 * configure.ac: Check for sysconf and times.
148 * main.cc: include timer.h.
149 (main): Use Timer instead of get_run_time.
152 * workqueue.cc: include timer.h.
153 (Workqueue::find_and_run_task):
154 Report user, sys and wall time.
155 * Makefile.in: Regenerate.
156 * config.in: Regenerate.
157 * configure: Regenerate.
159 2009-12-16 Doug Kwan <dougkwan@google.com>
161 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
163 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
164 relaxed input sections.
165 * output.cc (Output_section::find_relaxed_input_section): Change
166 return type to Output_relaxed_input_section pointer. Adjust code
167 for new type of relaxed_input_section_map_.
168 * output.h (Output_section::find_relaxed_input_section): Change
169 return type to Output_relaxed_input_section pointer.
170 (Output_section::Output_relaxed_input_section_by_input_section_map):
172 (Output_section::relaxed_input_section_map_): Change type to
173 Output_section::Output_relaxed_input_section_by_input_section_map.
174 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
177 2009-12-15 Ian Lance Taylor <iant@google.com>
179 * layout.cc (Layout::create_shstrtab): Only write out after input
180 sections if we are compressing debug sections.
182 2009-12-15 Ian Lance Taylor <iant@google.com>
184 * archive.cc (Archive::add_symbols): Only look up a symbol without
185 a version if there is, in fact, a version.
187 2009-12-14 Ian Lance Taylor <iant@google.com>
189 Revert -Wshadow changes, all changes from:
190 2009-12-11 Doug Kwan <dougkwan@google.com>
191 2009-12-11 Nick Clifton <nickc@redhat.com>
192 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
194 2009-12-11 Doug Kwan <dougkwan@google.com>
196 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
198 * attributes.cc (Object_attribute::size): Ditto.
199 (Attributes_section_data::size): Ditto.
200 (Attributes_section_data::Attributes_section_data): Ditto.
201 (Output_attributes_section_data::do_write): Ditto.
202 * attributes.h (Object_attribute::set_type): Ditto.
203 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
205 2009-12-11 Nick Clifton <nickc@redhat.com>
207 * archive.cc: Fix shadowed variable warnings.
209 * compressed_output.cc: Likewise.
210 * compressed_output.h: Likewise.
211 * configure: Likewise.
212 * dwarf_reader.cc: Likewise.
213 * dynobj.cc: Likewise.
214 * dynobj.h: Likewise.
215 * ehframe.cc: Likewise.
216 * ehframe.h: Likewise.
217 * errors.cc: Likewise.
218 * expression.cc: Likewise.
219 * fileread.cc: Likewise.
220 * fileread.h: Likewise.
221 * freebsd.h: Likewise.
224 * incremental.h: Likewise.
225 * layout.cc: Likewise.
226 * layout.h: Likewise.
227 * mapfile.cc: Likewise.
228 * merge.cc: Likewise.
230 * object.cc: Likewise.
231 * object.h: Likewise.
232 * options.h: Likewise.
233 * output.cc: Likewise.
234 * output.h: Likewise.
235 * parameters.cc: Likewise.
236 * plugin.cc: Likewise.
237 * powerpc.cc: Likewise.
238 * reduced_debug_output.cc: Likewise.
239 * reduced_debug_output.h: Likewise.
240 * reloc.cc: Likewise.
242 * resolve.cc: Likewise.
243 * script-sections.cc: Likewise.
244 * script.cc: Likewise.
245 * script.h: Likewise.
246 * sparc.cc: Likewise.
247 * symtab.cc: Likewise.
248 * symtab.h: Likewise.
249 * target-select.cc: Likewise.
250 * target-select.h: Likewise.
252 * workqueue.cc: Likewise.
253 * workqueue.h: Likewise.
254 * x86_64.cc: Likewise.
256 2009-12-10 Doug Kwan <dougkwan@google.com>
258 * arm.cc (attributes.h): New include.
259 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
260 (Arm_relobj::~Arm_relobj): Delete object pointed by
261 attributes_section_data_.
262 (Arm_relobj::attributes_section_data): New method definition.
263 (Arm_relobj::attributes_section_data_): New data member declaration.
264 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
265 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
266 attributes_section_data_.
267 (Arm_dynobj::attributes_section_data): New method definition.
268 (Arm_dynobj::attributes_section_data_): New data member declaration.
269 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
270 initialization value of may_use_blx_ to false.
271 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
272 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
273 object attributes to compute results instead of hard-coding.
274 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
275 Target_arm::get_secondary_compatible_arch,
276 Target_arm::set_secondary_compatible_arch
277 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
278 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
279 New method declarations.
280 (Target_arm::get_aeabi_object_attribute): New method definition.
281 (Target_arm::attributes_section_data_): New data member declaration.
282 (read_arm_attributes_section): New template definition.
283 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
284 (Arm_dynobj::do_read_symbols): Ditto.
285 (Target_arm::do_finalize_sections): Merge attributes sections from
286 input. Check for BLX use after attributes section merging.
287 Fix __exidx_start and __exidx_end visibility. Create an
288 .ARM.attributes section if necessary.
289 (Target_arm::get_secondary_compatible_arch,
290 Target_arm::set_secondary_compatible_arch,
291 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
292 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
293 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
294 New method definitions.
296 2009-12-09 Ian Lance Taylor <iant@google.com>
298 * plugin.cc (Plugin::load): Don't cast from void* to a function
301 2009-12-09 Ian Lance Taylor <iant@google.com>
303 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
306 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
308 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
309 Replace two_file_shared_1.so with two_file_shared_2.so.
310 * testsuite/Makefile.in: Regenerated.
312 2009-12-08 Doug Kwan <dougkwan@google.com>
314 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
315 (HFILES): Add attributes.h and int_encoding.h.
316 * Makefile.in: Regenerate.
317 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
318 function definitions to int_encoding.cc
319 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
320 prototypes to int_encoding.h
321 * reduced_debug_output.cc (int_encoding.h): New include.
322 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
323 function definitions to int_encoding.cc
324 (insert_into_vector, read_from_pointer): Move template definitions to
326 * attributes.cc: New file.
327 * attributes.h: New file.
328 * int_encoding.cc: New file.
329 * int_encoding.h: New file.
331 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
334 * incremental-dump.cc (dump_incremental_inputs): New.
335 (main): Use dump_incremental_inputs.
337 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
340 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
341 checking elfcpp::STT_FUNC.
342 (Target_i386::Relocate::relocate): Likewise.
343 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
345 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
346 symbols from shared libraries into normal FUNC symbols.
348 * symtab.h (Symbol): Add is_func and use it.
350 2009-12-05 Doug Kwan <dougkwan@google.com>
352 * arm.cc (Target_arm::arm_info): Initialize new fields
353 attributes_section and attributes_vendor.
354 * i386.cc (Target_i386::i386_info): Same.
355 * object.cc (Sized_relobj::do_layout): Skip attribute section.
356 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
357 fields attributes_section and attributes_vendor.
358 * sparc.cc (Target_sparc::sparc_info): Same.
359 * target.h (Target::attributes_section, Target::attributes_vendor,
360 Target::is_attributes_section, Target::attribute_arg_type,
361 Target::attributes_order): New method definitions.
362 (Target::Target_info::attributes_section,
363 Target::Target_info::attributes_vendor): New fields.
364 (Target::do_attribute_arg_type, Target::do_attributes_order): New
365 virtual method definitions.
366 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
367 attributes_section and attributes_vendor.
368 * testsuite/testfile.cc (Target_test::test_target_info): Same.
370 2009-12-05 Doug Kwan <dougkwan@google.com>
372 * arm.cc: Update comments about interworking and stub generation.
373 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
374 considered as non-PIC.
375 (Arm_relocate_functions::base_abs): Fix formatting.
376 (Arm_relocate_functions::got_prel): Fix comment. Change interface
377 of function to use GOT entry address instead of offset.
378 (Target_arm::Scan::global): Issue an error if a symbol would need a
379 PLT does not get one because it is untyped. Remove code to create
380 dynamic symbols for relative branches.
381 (Target_arm::Relocate::relocate: Use 0 instead of false since function
382 takes unsigned integer instead of boolean.
384 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
386 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
387 (two_file_test_LDADD): Likewise.
388 (common_test_1_LDADD): Likewise.
389 (exception_test_LDADD) Likewise.
390 (weak_test_LDADD): Likewise.
391 (many_sections_test_LDADD): Likewise.
392 (initpri1_LDADD): Likewise.
393 (script_test_1_LDADD): Likewise.
394 (script_test_2_LDADD): Likewise.
395 (justsyms_LDADD): Likewise.
396 (binary_test_LDADD): Likewise.
397 (large_LDADD): Likewise.
398 * testsuite/Makefile.in: Regenerated.
400 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
402 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
403 (Symbol_table::override_with_special): Likewise.
404 (Symbol_table::add_from_object): Likewise.
406 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
408 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
409 Don't set the data_offset twice.
411 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
413 * testsuite/Makefile.in: Regenerate.
415 2009-12-03 Doug Kwan <dougkwan@google.com>
417 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
418 (Target_arm::do_finalize_sections): Add parameter for symbol table
419 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
420 * i386.cc (Target_i386::do_finalize_sections): Add an additional
421 parameter for symbol table pointer.
422 * layout.cc (Layout::finalize): Call Target::finalize_sections with
423 an additional parameter for a pointer to symbol table.
424 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
425 parameter for a symbol table pointer.
426 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
427 * target.h (Target::finalize_sections, Target::do_finalize_sections):
429 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
430 parameter for a symbol table pointer.
432 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
434 * incremental.cc (Incremental_inputs_header)
435 (Incremental_inputs_header_write, Incremental_inputs_entry)
436 (Incremental_inputs_entry_write): Move ...
437 * incremental.h (Incremental_inputs_header)
438 (Incremental_inputs_header_write, Incremental_inputs_entry)
439 (Incremental_inputs_entry_write): here.
441 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
443 * incremental.cc (make_sized_incremental_binary): Set the target.
444 Error if it is incompatible.
445 * output.h (Output_file): Add filename method.
447 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
449 * incremental.cc (Incremental_inputs_entry): Remove unused argument
450 from the get_* methods.
452 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
454 * incremental-dump.cc (main): Check that the offeset of a script is 0.
455 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
456 Write 0 for the data_offset of scripts.
458 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
460 * testsuite/Makefile.am: Add the incremental_test.sh test.
461 * testsuite/incremental_test.sh: New.
462 * testsuite/incremental_test_1.c: New.
463 * testsuite/incremental_test_2.c: New.
465 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
467 * incremental-dump.cc (main): Fix typos.
469 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
472 * incremental-dump.cc (main): Use llu to print 64 bit values.
474 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
475 H.J. Lu <hongjiu.lu@intel.com>
477 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
479 (incremental_dump_LDADD): Likewise.
480 * Makefile.in: Regenerated.
482 2009-11-25 Doug Kwan <dougkwan@google.com>
486 2009-11-25 Doug Kwan <dougkwan@google.com>
488 * arm.cc (Target_arm::Target_arm): Move method definition
489 outside of class definition. Add code to handle
490 --target1-rel, --target1-abs and --target2= options.
491 (Target_arm::get_reloc_reloc_type): Change method to be
492 non-static and const.
493 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
494 New data member declaration.
495 (Target_arm::Scan::local, Target_arm::Scan::global,
496 Target_arm::Relocate::relocate,
497 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
498 Adjust call to Target_arm::get_real_reloc_type.
499 (Target_arm::get_real_reloc_type): Use command line options
500 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
501 * options.h (--target1-rel, --target1-abs, --target2): New
504 2009-11-25 Doug Kwan <dougkwan@google.com>
506 * arm.cc (Target_arm::Target_arm): Move method definition outside of
507 class definition. Add code to handle --target1-rel, --target1-abs
508 and --target2= options.
509 (Target_arm::get_reloc_reloc_type): Change method to be non-static
511 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
513 (Target_arm::Scan::local, Target_arm::Scan::global,
514 Target_arm::Relocate::relocate,
515 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
516 call to Target_arm::get_real_reloc_type.
517 (Target_arm::get_real_reloc_type): Use command line options to
518 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
519 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
522 2009-11-25 Doug Kwan <dougkwan@google.com>
524 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
525 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
526 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
528 (Arm_relocate_functions::thm_call): Replace body with a call to
529 Arm_relocate_functions::thumb_branch_common.
530 (Arm_relocate_functions::thm_jump24,
531 Arm_relocate_functions::thm_xpc22): New method definitions.
532 (Arm_relocate_functions::thumb_branch_common): New method definition.
533 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
535 (Target_arm::Relocate::relocate): Adjust call to thm_call.
536 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
538 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
540 * Makefile.am: Build incremental-dump
541 * Makefile.in: Regenerate.
542 * incremental-dump.cc: New.
543 * incremental.cc (Incremental_inputs_header_data,
544 Incremental_inputs_entry_data): Move to incremental.h
545 * incremental.h: (Incremental_inputs_header_data,
546 Incremental_inputs_entry_data): Move from incremental.cc
548 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
550 * incremental.cc (Incremental_inputs_header,
551 Incremental_inputs_header_write, Incremental_inputs_entry,
552 Incremental_inputs_entry_write): Add a typedef with the data type.
554 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
556 * incremental.cc (Incremental_inputs_header,
557 Incremental_inputs_header_write, Incremental_inputs_entry,
558 Incremental_inputs_entry_write): Update comment about which
559 type has the filed descriptions.
561 2009-11-15 Doug Kwan <dougkwan@google.com>
563 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
564 (Arm_relocate_functions::arm_branch_common): Change method defintion
565 in class definition to a method declaration and update list of formal
567 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
568 Arm_relocation_functions::jump24): Adjust call to
569 Arm_relocate_functions::arm_branch_common. Update list of formal
571 (Arm_relocate_functions::xpc25): New method definition.
572 (Arm_relocate_functions::arm_branch_common): Move method defintion
573 out from class definition. Use stubs for mode-switching and extending
575 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
576 specially. Change code to enable use of stubs in ARM branches.
578 2009-11-10 Doug Kwan <dougkwan@google.com>
580 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
581 in method declaration.
582 (Target_arm::relocate_stub): New method declaration.
583 (Target_arm::default_target): Change to return a pointer instead of
585 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
586 Target_arm::default_target.
587 (Arm_Relobj::do_relocate_sections): Remove options paramater in
589 (Target_arm::relocate_section): Adjust view.
590 (Target_arm::relocate_stub): New method definition.
592 2009-11-10 Doug Kwan <dougkwan@google.com>
594 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
596 * incremental.cc (open_incremental_binary): Initialized local
597 variables to avoid warnings.
598 * object.cc (make_elf_object): Ditto.
599 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
602 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
605 * testsuite/plugin_test.c: Include "config.h".
607 2009-11-09 Doug Kwan <dougkwan@google.com>
609 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
610 (arm_symbol_value): Remove.
611 (Arm_relocate_functions::arm_branch_common,
612 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
613 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
614 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
615 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
616 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
617 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
618 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
619 Arm_relocate_functions::thm_mobw_abs_nc,
620 Arm_relocate_functions::thm_mov_abs,
621 Arm_relocate_functions::movw_prel_nc,
622 Arm_relocate_functions::thm_movt_abs,
623 Arm_relocate_functions::movt_prel,
624 Arm_relocate_functions::thm_movw_prel_nc,
625 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
626 (Target_arm::Relocate::relocate): Only decompose address into two
627 parts if relocation type uses the thumb-bit and pass the actual
628 bit instead of a flag indicating that the thumb-bit is used. Adjust
629 calls to methods in Arm_relocate_functions for this change.
631 2009-11-08 Ian Lance Taylor <iant@google.com>
634 * reloc.cc: Instantiate
635 Sized_relobj::initialize_input_to_output_maps and
636 Sized_relobj:free_input_to_output_maps.
638 2009-11-06 Ian Lance Taylor <iant@google.com>
641 * defstd.cc (in_segment): Set only_if_ref true for "end".
643 2009-11-06 Doug Kwan <dougkwan@google.com>
645 * arm.cc (class Reloc_stub): Correct a comment.
646 (Target_arm::Target_arm): Initialize arm_input_section_map_.
647 (Target_arm::scan_section_for_stubs): New method declaration.
648 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
649 Change methods from private to protected.
650 (Target_arm::do_may_relax): New method definition.
651 (Target_arm::do_relax, Target_arm::group_sections,
652 Target_arm::scan_reloc_for_stub,
653 Target_arm::scan_reloc_section_for_stubs): New method declarations.
654 (Target_arm::arm_input_section_map_): New data member declaration.
655 (Target_arm::scan_reloc_for_stub,
656 Target_arm::scan_reloc_section_for_stubs,
657 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
658 Target_arm::do_relax): New method definitions.
660 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
662 * configure.ac: Check for (struct stat)::st_mtim
663 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
664 * config.in: Regenerate.
665 * configure: Regenerate.
667 2009-11-05 Ian Lance Taylor <iant@google.com>
670 * output.cc (Output_segment::add_output_section): Add missing
673 2009-11-04 Ian Lance Taylor <iant@google.com>
676 * object.h (class Object): Add is_needed and set_is_needed
677 methods. Add is_needed_ field. Make bool fields into bitfields.
678 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
679 defined in a dynamic object and referenced by a regular object,
680 set is_needed for the dynamic object.
681 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
682 if the file is marked with as_needed and it is not needed.
684 2009-11-04 Ian Lance Taylor <iant@google.com>
687 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
688 tags if data is discarded by linker script.
689 * i386.cc (Target_i386::do_finalize_sections): Likewise.
690 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
691 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
692 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
694 2009-11-04 Ian Lance Taylor <iant@google.com>
696 * layout.cc (Layout::get_output_section): Add is_interp and
697 is_dynamic_linker_section parameters. Change all callers.
698 (Layout::choose_output_section): Likewise.
699 (Layout::make_output_section): Likewise.
700 (Layout::add_output_section_data): Add is_dynamic_linker_section
701 parameter. Change all callers.
702 * layout.h (class Layout): Update declarations.
703 * output.h (class Output_section): Add is_interp, set_is_interp,
704 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
705 Add is_interp_, is_dynamic_linker_section_ fields. Change
706 generate_code_fills_at_write_ to a bitfield.
707 * output.cc (Output_section::Output_sections): Initialize new
709 (Output_segment::add_output_section): Add do_sort parameter.
712 2009-11-03 Ian Lance Taylor <iant@google.com>
715 * options.h (class General_options): Add --warn-common.
716 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
717 merging two common symbols.
718 (Symbol_table::should_override): Handle --warn-common when merging
719 a common symbol with a defined symbol. Use report_resolve_problem
720 for multiple definitions.
721 (Symbol_table::report_resolve_problem): New function.
722 * symtab.h (class Symbol_table): Declare report_resolve_problem.
724 2009-11-03 Doug Kwan <dougkwan@google.com>
726 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
728 (Target_arm::stub_factory): New method definition.
729 (Target_arm::new_arm_input_section,
730 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
731 Target_arm::reloc_uses_thumb_bit): New method declarations.
732 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
733 New type definitions.
734 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
736 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
737 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
738 New method definitions.
740 2009-11-03 Ian Lance Taylor <iant@google.com>
742 * options.h (class General_options): Add --warn_constructors.
744 2009-11-03 Ian Lance Taylor <iant@google.com>
747 * defstd.cc (in_section): Add entries for __rel_iplt_start,
748 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
750 2009-11-03 Ian Lance Taylor <iant@google.com>
753 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
754 --msgid-bugs-address.
755 (install-pdf): New target.
756 (install-data_yes): Look up one directory to find mkinstalldirs.
758 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
760 * po/Make-in (.po.gmo): Don't generate .gmo files in source
763 2009-10-30 Doug Kwan <dougkwan@google.com>
765 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
767 2009-10-30 Doug Kwan <dougkwan@google.com>
769 * arm.cc (Stub_addend_reader): New struct template definition
770 and partial specializations.
771 (Stub_addend_reader::operator()): New method definition for a
772 partially specialized template.
774 2009-10-30 Doug Kwan <dougkwan@google.com>
776 * arm.cc (Arm_relobj::processor_specific_flags): New method
778 (Arm_relobj::do_read_symbols): New method declaration.
779 (Arm_relobj::processor_specific_flags_): New data member declaration.
780 (Arm_dynobj): New class definition.
781 (Target_arm::do_finalize_sections): Add input_objects parameter.
782 (Target_arm::do_adjust_elf_header): New method declaration.
783 (Target_arm::are_eabi_versions_compatible,
784 (Target_arm::merge_processor_specific_flags): New method declaration.
785 (Target_arm::do_make_elf_object): New overloaded method definitions
787 (Arm_relobj::do_read_symbols): New method definition.
788 (Arm_dynobj::do_read_symbols): Ditto.
789 (Target_arm::do_finalize_sections): Add input_objects parameters.
790 Merge processor-specific flags from all input objects.
791 (Target_arm::are_eabi_versions_compatible,
792 Target_arm::merge_processor_specific_flags,
793 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
794 New method definitions.
795 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
796 Input_objects pointer type parameter.
797 * layout.cc (Layout::finalize): Pass input objects to target's.
798 finalize_sections function.
799 * output.cc (Output_file_header::do_sized_write): Set ELF file
800 header's processor-specific flags.
801 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
802 Input_objects pointer type parameter.
803 * sparc.cc (Target_sparc::do_finalize_sections): Same.
804 * target.h (Input_objects): New forward class declaration.
805 (Target::processor_specific_flags,
806 Target::are_processor_specific_flags_sect): New method definitions.
807 (Target::finalize_sections): Add input_objects parameter.
808 (Target::Target): Initialize processor_specific_flags_ and
809 are_processor_specific_flags_set_.
810 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
812 (Target::set_processor_specific_flags): New method definition.
813 (Target::processor_specific_flags_,
814 Target::are_processor_specific_flags_set_): New data member
816 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
817 Input_objects pointer type parameter.
819 2009-10-30 Doug Kwan <dougkwan@google.com>
821 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
823 2009-10-28 Ian Lance Taylor <iant@google.com>
825 * object.h (class Relobj): Drop options parameter from
826 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
827 do_scan_relocs, do_relocate. Change all callers.
828 (class Sized_relobj): Drop options parameters from
829 do_gc_process_relocs, do_scan_relocs, do_relocate,
830 do_relocate_sections, relocate_sections, emit_relocs_scan,
831 emit_relocs_scan_reltype. Change all callers.
832 (struct Relocate_info): Remove options field and all references to
834 * reloc.h (class Read_relocs): Remove options constructor
835 parameter and options_ field. Change all callers.
836 (class Gc_process_relocs, class Scan_relocs): Likewise.
837 (class Relocate_task): Likewise.
838 * target-reloc.h (scan_relocs): Remove options parameter. Change
840 (scan_relocatable_relocs): Likewise.
841 * target.h (class Sized_target): Remove options parameter from
842 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
844 * gc.h (gc_process_relocs): Remove options parameter. Change all
846 * arm.cc: Update functions to remove options parameters.
848 * powerpc.cc: Likewise.
849 * sparc.cc: Likewise.
850 * x86_64.cc: Likewise.
851 * testsuite/testfile.cc: Likewise.
853 2009-10-28 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Arm_relobj): New class definition.
856 (Arm_relobj::scan_sections_for_stubs,
857 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
858 New method definitions.
860 2009-10-28 Cary Coutant <ccoutant@google.com>
862 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
863 (Plugin::cleanup_done_): New member.
864 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
865 (Plugin_manager::cleanup_done_): Remove.
866 (Plugin_manager::add_input_file): Edit error message.
867 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
868 (Plugin_manager::cleanup): Remove use of cleanup_done_.
870 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
872 * fileread.cc: (File_read::View::~View): Use the new
873 data_ownership_ filed.
874 (File_read::~File_read): Dispose the new whole_file_view_.
875 (File_read::open): Mmap the whole file if needed.
876 (File_read::open): Use whole_file_view_ instead of contents_.
877 (File_read::find_view): Use whole_file_view_ if applicable.
878 (File_read::do_read): Use whole_file_view_ instead of contents_.
879 (File_read::make_view): Use whole_file_view_ instead of contents_,
880 update File_read::View::View call.
881 (File_read::find_or_make_view): Update File_read::View::View
883 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
885 (File_read::View::Data_ownership): New enum.
886 (File_read::View::View): Replace bool mapped_ with Data_ownership
888 (File_read::View::mapped_): Remove (replaced by data_ownership_).
889 (File_read::View::data_ownership_): New field.
890 (File_read::contents_): Remove (replaced by whole_file_view_).
891 (File_read::whole_file_view_): New field.
892 * options.h (class General_options): Add --keep-files-mapped.
894 2009-10-27 Cary Coutant <ccoutant@google.com>
896 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
897 * testsuite/Makefile.am (plugin_test_5): New test case.
898 * testsuite/Makefile.in: Regenerate.
900 2009-10-25 Doug Kwan <dougkwan@google.com>
902 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
903 from private to protected to allow access by child class.
904 (Sized_relobj::do_relocate_sections): New method declaration.
905 (Sized_relobj::relocate_sections): Virtualize.
906 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
907 Sized_relobj::relocate_sections. Instantiate template explicitly
908 for different target sizes and endianity.
910 2009-10-24 Doug Kwan <dougkwan@google.com>
912 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
913 (Arm_input_section::as_arm_input_section): New method.
914 (Arm_output_section): New class definition.
915 (Arm_output_section::create_stub_group,
916 Arm_output_section::group_sections): New method definitions.
918 2009-10-22 Doug Kwan <dougkwan@google.com>
920 * arm.cc (Arm_input_section): New class definition.
921 (Arm_input_section::init, Arm_input_section:do_write,
922 Arm_input_section::set_final_data_size,
923 Arm_input_section::do_reset_address_and_file_offset): New method
926 2009-10-21 Doug Kwan <dougkwan@google.com>
928 * arm.cc (Stub_table, Arm_input_section): New forward class
930 (Stub_table): New class defintion.
931 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
932 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
933 New method definition.
935 2009-10-21 Doug Kwan <dougkwan@google.com>
937 * arm.cc: Update copyright comments.
938 (Target_arm): New forward class template declaration.
939 (Arm_address): New type.
940 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
941 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
942 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
944 (Insn_template): Same.
945 (DEF_STUBS): New macro.
946 (Stub_type): New enum type.
947 (Stub_template): New class definition.
950 (Stub_factory): Same.
951 (Target_arm::Target_arm): Initialize may_use_blx_ and
952 should_force_pic_veneer_.
953 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
954 Target_arm::should_force_pic_veneer,
955 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
956 Target_arm::using_thumb_only, Target_arm:;default_target): New
958 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
959 New data member declarations.
960 (Insn_template::size, Insn_template::alignment): New method defintions.
961 (Stub_template::Stub_template): New method definition.
962 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
963 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
964 (Stub_factory::Stub_factory): New method definition.
965 * gold.h (string_hash): New template.
966 * output.h (Input_section_specifier::hash_value): Use
968 (Input_section_specifier::string_hash): Remove.
969 * stringpool.cc (Stringpool_template::string_hash): Use
972 2009-10-20 Doug Kwan <dougkwan@google.com>
974 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
975 symbols of relaxed input sections.
976 * output.h (Output_section::find_relaxed_input_section): Make
979 2009-10-16 Doug Kwan <dougkwan@google.com>
981 * dynobj.cc (Versions::Versions): Initialize version_script_.
982 Only insert base version symbol definition for a shared object
983 if version script defines any version versions.
984 (Versions::define_base_version): New method definition.
985 (Versions::add_def): Check that base version is not needed.
986 (Versions::add_need): Define base version lazily.
987 * dynobj.h (Versions::define_base_version): New method declaration.
988 (Versions::needs_base_version_): New data member declaration.
989 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
990 (check_DATA): Add no_version_test.stdout.
991 (libno_version_test.so, no_version_test.o no_version_test.stdout):
993 * testsuite/Makefile.in: Regenerate.
994 * testsuite/no_version_test.c: New file.
995 * testsuite/no_version_test.sh: Ditto.
997 2009-10-16 Doug Kwan <dougkwan@google.com>
999 * expression.cc (class Segment_start_expression): New class definition.
1000 (Segment_start_expression::value): New method definition.
1001 (script_exp_function_segment_start): Return a new
1002 Segment_start_expression.
1003 * gold/script-c.h (script_saw_segment_start_expression): New function
1005 * script-sections.cc (Script_sections::Script_sections): Initialize
1006 SAW_SEGMENT_START_EXPRESSION_ to false.
1007 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1008 and -Tbbs options to specify section addresses if given in
1009 command line and no SEGMENT_START expression is seen in a script.
1010 * script-sections.h (Script_sections::saw_segment_start_expression,
1011 Script_sections::set_saw_segment_start_expression): New method
1013 (Script_sections::saw_segment_start_expression_): New data member
1015 * script.cc (script_saw_segment_start_expression): New function.
1016 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1017 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1018 script_test_7.sh and script_test_8.sh.
1019 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1020 script_test_8.stdout.
1021 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1022 (script_test_6, script_test_6.stdout, script_test_7,
1023 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1024 * Makefile.in: Regenerate.
1025 * testsuite/script_test_6.sh: New file.
1026 * testsuite/script_test_6.t: Same.
1027 * testsuite/script_test_7.sh: Same.
1028 * testsuite/script_test_7.t: Same.
1029 * testsuite/script_test_8.sh: Same.
1031 2009-10-16 Doug Kwan <dougkwan@google.com>
1033 * output.cc (Output_segment::set_section_list_address): Cast
1034 expressions to unsigned long long type to avoid format warnings.
1036 2009-10-15 Ian Lance Taylor <iant@google.com>
1038 * script.cc (Script_options::add_symbol_assignment): Always add a
1039 dot assignment to script_sections_.
1040 * script-sections.cc (Script_sections::add_dot_assignment):
1041 Initialize if necessary.
1043 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1044 program headers with no load segment if there is a linker script.
1046 * layout.cc (Layout::set_segment_offsets): Align the file offset
1047 to the segment aligment for -N or -n with no load segment.
1048 * output.cc (Output_segment::add_output_section): Don't crash if
1049 the first section is a TLS section.
1050 (Output_segment::set_section_list_addresses): Print an error
1051 message if the address moves backward in a linker script.
1052 * script-sections.cc
1053 (Output_section_element_input::set_section_addresses): Don't
1054 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1055 (Orphan_output_section::set_section_addresses): Likewise.
1057 2009-10-15 Doug Kwan <dougkwan@google.com>
1059 * layout.cc (Layout::finish_dynamic_section): Generate tags
1060 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1061 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1062 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1064 2009-10-14 Ian Lance Taylor <iant@google.com>
1066 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1068 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1069 data_shdr fields of relinfo.
1070 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1071 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1072 R_386_TLS_LDO_32, adjust based on section flags.
1073 (Target_i386::Relocate::fix_up_ldo): Remove.
1075 2009-10-13 Ian Lance Taylor <iant@google.com>
1077 Add support for -pie.
1078 * options.h (class General_options): Add -pie and
1080 (General_options::output_is_position_independent): Test -pie.
1081 (General_options::output_is_executable): Return true if not shared
1082 and not relocatable.
1083 (General_options::output_is_pie): Remove.
1084 * options.cc (General_options::finalize): Reject incompatible uses
1086 * gold.cc (queue_middle_tasks): A -pie link is not static.
1087 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1088 * symtab.cc (Symbol::final_value_is_known): Return false if
1089 output_is_position_independent.
1090 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1091 output_is_position_independent.
1092 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1093 output_is_position_independent.
1094 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1095 output_is_position_independent.
1096 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1098 (basic_pie_test.o, basic_pie_test): New targets.
1099 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1100 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1101 (two_file_pie_test): New target.
1102 * testsuite/Makefile.in: Rebuild.
1103 * README: Remove note saying that -pie is not supported.
1105 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1107 * options.h (class General_options): Add -init and -fini.
1108 * layout.cc (Layout::finish_dynamic_section): Emit
1109 given init and fini functions.
1111 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1113 * gc.h (gc_process_relocs): Check if icf is enabled using new
1115 * gold.cc (queue_initial_tasks): Likewise.
1116 (queue_middle_tasks): Likewise.
1117 * object.cc (do_layout): Likewise.
1118 * symtab.cc (is_section_folded): Likewise.
1119 * main.cc (main): Likewise.
1120 * reloc.cc (Read_relocs::run): Likewise.
1121 (Sized_relobj::do_scan_relocs): Likewise.
1122 * icf.cc (is_function_ctor_or_dtor): New function.
1123 (Icf::find_identical_sections): Check if function is ctor or dtor when
1125 * options.h (General_options::icf): Change option to be an enum.
1126 (Icf_status): New enum.
1127 (icf_enabled): New method.
1128 (icf_safe_folding): New method.
1129 (set_icf_status): New method.
1130 (icf_status_): New variable.
1131 * (options.cc) (General_options::finalize): Set icf_status_.
1132 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1133 icf_test and icf_keep_unique_test to use the --icf enum flag.
1134 * testsuite/icf_safe_test.sh: New file.
1135 * testsuite/icf_safe_test.cc: New file.
1137 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1139 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1140 includes to gc.h and icf.h.
1141 * arm.cc: Include gc.h.
1142 * gold.cc: Likewise.
1143 * i386.cc: Likewise.
1144 * powerpc.cc: Likewise.
1145 * sparc.cc: Likewise.
1146 * x86_64.cc: Likewise.
1147 * gc.h: Include icf.h.
1149 2009-10-11 Ian Lance Taylor <iant@google.com>
1151 * plugin.cc: Include "gold.h" before other header files.
1153 2009-10-10 Chris Demetriou <cgd@google.com>
1155 * options.h (Input_file_argument::Input_file_type): New enum.
1156 (Input_file_argument::is_lib_): Replace with...
1157 (Input_file_argument::type_): New member.
1158 (Input_file_argument::Input_file_argument): Take Input_file_type
1159 'type' rather than boolean 'is_lib' as second argument.
1160 (Input_file_argument::is_lib): Use type_.
1161 (Input_file_argument::is_searched_file): New function.
1162 (Input_file_argument::may_need_search): Handle is_searched_file.
1163 * options.cc (General_options::parse_library): Support -l:filename.
1164 (General_options::parse_just_symbols): Update for Input_file_argument
1166 (Command_line::process): Likewise.
1167 * archive.cc (Archive::get_file_and_offset): Likewise.
1168 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1169 * script.cc (read_script_file, script_add_file): Likewise.
1170 * fileread.cc (Input_file::Input_file): Likewise.
1171 (Input_file::will_search_for): Handle is_searched_file.
1172 (Input_file::open): Likewise.
1173 * readsyms.cc (Read_symbols::get_name): Likewise.
1174 * testsuite/Makefile.am (searched_file_test): New test.
1175 * testsuite/Makefile.in: Regenerate.
1176 * testsuite/searched_file_test.cc: New file.
1177 * testsuite/searched_file_test_lib.cc: New file.
1179 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1180 Ian Lance Taylor <iant@google.com>
1182 * descriptor.cc: Include <cstdio> and "binary-io.h".
1183 (Descriptors::open): Open the files in binary mode always.
1184 * script.cc (Lex::get_token): Treat \r as whitespace.
1186 2009-10-09 Ian Lance Taylor <iant@google.com>
1188 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1190 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1191 Ian Lance Taylor <iant@google.com>
1193 * configure.ac: Check for readv function also.
1194 * fileread.cc (readv): Define if not HAVE_READV.
1195 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1197 * config.in: Regenerate.
1198 * configure: Regenerate.
1200 2009-10-09 Doug Kwan <dougkwan@google.com>
1202 * layout.cc (Layout::make_output_section): Call target hook to make
1203 ordinary output section.
1204 (Layout::finalize): Adjust parameter list of call the
1205 Target::may_relax().
1206 * layout.h (class Layout::section_list): New method.
1207 * merge.h (Output_merge_base::entsize): Change visibility to public.
1208 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1210 (Output_merge_string::do_is_string): New method.
1211 * object.cc (Sized_relobj::do_setup): renamed from
1212 Sized_relobj::set_up.
1213 * object.h (Sized_relobj::adjust_shndx,
1214 Sized_relobj::initializ_input_to_output_maps,
1215 Sized_relobj::free_input_to_output_maps): Change visibilities to
1217 (Sized_relobj::setup): Virtualize.
1218 (Sized_relobj::do_setup): New method declaration.
1219 (Sized_relobj::invalidate_section_offset,
1220 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1221 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1222 * options.cc (parse_int): New function.
1223 * options.h (parse_int): New declaration.
1224 (DEFINE_int): New macro.
1225 (stub_group_size): New option.
1226 * output.cc (Output_section::Output_section): Initialize memebers
1227 merge_section_map_, merge_section_by_properties_map_,
1228 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1229 (Output_section::add_input_section): Handled deferred code-fill
1230 generation and remove an old comment.
1231 (Output_section::add_relaxed_input_section): New method definition.
1232 (Output_section::add_merge_input_section): Use merge section by
1233 properties map to speed to search. Update merge section maps
1235 (Output_section::build_relaxation_map): New method definition.
1236 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1238 (Output_section::relax_input_section): Renamed to
1239 Output_section::convert_input_sections_to_relaxed_sections and change
1240 interface to take a vector of pointers to relaxed sections.
1241 (Output_section::find_merge_section,
1242 Output_section::find_relaxed_input_section): New method definitions.
1243 (Output_section::is_input_address_mapped,
1244 Output_section::output_offset, Output_section::output_address):
1245 Use output section data maps to speed up searching.
1246 (Output_section::find_starting_output_address): Add comments.
1247 (Output_section::do_write,
1248 Output_section::write_to_postprocessing_buffer): Do code-fill
1249 generation as appropriate.
1250 (Output_section::get_input_sections): Invalidate relaxed input section
1252 (Output_section::restore_states): Adjust type of checkpoint .
1253 Invalidate relaxed input section map.
1254 * output.h (Output_merge_base): New class declaration.
1255 (Input_section_specifier): New class defintion.
1256 (class Output_relaxed_input_section) Change base class to
1257 Output_section_data_build.
1258 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1259 base class initializer.
1260 (Output_section::add_relaxed_input_section): New method declaration.
1261 (Output_section::Input_section): Change visibility to protected.
1262 (Output_section::Input_section::relobj,
1263 Output_section::Input_section::shndx): Handle relaxed input sections.
1264 Output_section::input_sections) Change visibility to protected. Also
1265 define overload to return a non-const pointer.
1266 (Output_section::Merge_section_properties): New class defintion.
1267 (Output_section::Merge_section_by_properties_map,
1268 Output_section::Output_section_data_by_input_section_map,
1269 Output_section::Relaxation_map): New types.
1270 (Output_section::relax_input_section): Rename method to
1271 Output_section::convert_input_sections_to_relaxed_sections and change
1272 interface to take a vector of relaxed section pointers.
1273 (Output_section::find_merge_section,
1274 Output_section::find_relaxed_input_section,
1275 Output_section::build_relaxation_map,
1276 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1277 New method declarations.
1278 (Output_section::merge_section_map_
1279 Output_section::merge_section_by_properties_map_,
1280 Output_section::relaxed_input_section_map_,
1281 Output_section::is_relaxed_input_section_map_valid_,
1282 Output_section::generate_code_fills_at_write_): New data members.
1283 * script-sections.cc
1284 (Output_section_element_input::set_section_addresses): Call
1285 current_data_size and addralign methods of relaxed input sections.
1286 (Orphan_output_section::set_section_addresses): Call current_data_size
1287 and addralign methods of relaxed input sections.
1288 * symtab.cc (Symbol_table::compute_final_value): Extract template
1289 from the body of Symbol_table::sized_finalize_symbol.
1290 (Symbol_table::sized_finalized_symbol): Call
1291 Symbol_table::compute_final_value.
1292 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1293 (Symbol_table::compute_final_value): New templated method declaration.
1294 * target.cc (Target::do_make_output_section): New method defintion.
1295 * target.h (Target::make_output_section): New method declaration.
1296 (Target::relax): Add more parameters for input objects, symbol table
1297 and layout. Adjust call to do_relax.
1298 (Target::do_make_output_section): New method declaration.
1299 (Target::do_relax): Add parameters for input objects, symbol table
1302 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1304 * pread.c: Include stdio.h.
1306 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1308 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1311 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1313 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1314 Change read_shndx type to unsigned int.
1315 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1317 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1318 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1319 Change read_shndx type to unsigned int.
1320 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1322 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1323 * layout.cc (Layout::create_symtab_sections): Cast the result of
1324 local_symcount * symsize to off_t in the gold_assert.
1326 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1328 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1329 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1331 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1332 (Arm_relocate_functions::thm_abs5): New function.
1333 (Arm_relocate_functions::abs12): New function.
1334 (Arm_relocate_functions::abs16): New function.
1335 (Arm_relocate_functions::base_abs): New function.
1336 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1337 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1338 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1340 (Scan::global): Likewise.
1341 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1342 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1343 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1344 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1347 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1349 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1350 (Arm_relocate_functions::movt_prel): New function.
1351 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1352 (Arm_relocate_functions::thm_movt_prel): New function.
1353 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1354 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1355 (Scan::global, Relocate::relocate): Likewise.
1356 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1358 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1360 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1361 Incremental_checker.
1362 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1364 (class Incremental_inputs_header): New class.
1365 (Incremental_inputs_header_writer): Edit comment.
1366 (Incremental_inputs_entry): New class.
1367 (Incremental_inputs_entry_writer): Edit comment.
1368 (Sized_incremental_binary::do_find_incremental_inputs_section):
1369 Add *strtab_shndx parameter, fill it.
1370 (Sized_incremental_binary::do_check_inputs): New method.
1371 (Incremental_checker::can_incrementally_link_output_file): Use
1372 Sized_incremental_binary::check_inputs.
1373 (Incremental_inputs::report_command_line): Save command line in
1376 (Incremental_binary::find_incremental_inputs_section): New
1378 (Incremental_binary::do_find_incremental_inputs_section): Add
1379 strtab_shndx parameter.
1380 (Incremental_binary::do_check_inputs): New pure virtual method.
1381 (Sized_incremental_binary::do_check_inputs): Declare.
1382 (Incremental_checker::Incremental_checker): Add incremental_inputs
1383 parameter, use it to initialize incremental_inputs_.
1384 (Incremental_checker::incremental_inputs_): New field.
1385 (Incremental_checker::command_line): New method.
1386 (Incremental_checker::inputs): New method.
1387 (Incremental_checker::command_line_): New field.
1389 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1391 * incremental.cc: Include <cstdarg> and "target-select.h".
1392 (vexplain_no_incremental): New function.
1393 (explain_no_incremental): New function.
1394 (Incremental_binary::error): New method.
1395 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1397 (make_sized_incremental_binary): New function.
1398 (open_incremental_binary): New function.
1399 (can_incrementally_link_file): Add checks if output is ELF and has
1401 * incremental.h: Include "elfcpp_file.h" and "output.h".
1402 (Incremental_binary): New class.
1403 (Sized_incremental_binary): New class.
1404 (open_incremental_binary): Declare.
1405 * object.cc (is_elf_object): Use
1406 elfcpp::Elf_recognizer::is_elf_file.
1407 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1408 * output.h (Output_file::filesize): New method.
1410 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1412 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1414 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1415 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1417 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1419 (Arm_relocate_functions::movw_abs_nc): New function.
1420 (Arm_relocate_functions::movt_abs): New function.
1421 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1422 (Arm_relocate_functions::thm_movt_abs): New function.
1423 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1424 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1425 (Scan::global): Likewise.
1426 (Relocate::relocate): Likewise.
1427 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1429 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1431 * arm.cc (Arm_relocate_functions::got_prel) New function.
1432 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1433 (Relocate::relocate): Likewise.
1434 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1436 2009-10-06 Ian Lance Taylor <iant@google.com>
1438 * options.h (class General_options): Define
1439 split_stack_adjust_size parameter.
1440 * object.h (class Object): Add uses_split_stack_ and
1441 has_no_split_stack_ fields. Add uses_split_stack and
1442 has_no_split_stack accessor functions. Declare
1443 handle_split_stack_section.
1444 (class Reloc_symbol_changes): Define.
1445 (class Sized_relobj): Define Function_offsets. Declare
1446 split_stack_adjust, split_stack_adjust_reltype, and
1448 * object.cc (Object::handle_split_stack_section): New function.
1449 (Sized_relobj::do_layout): Call handle_split_stack_section.
1450 * dynobj.cc (Sized_dynobj::do_layout): Call
1451 handle_split_stack_section.
1452 * reloc.cc (Sized_relobj::relocate_sections): Call
1453 split_stack_adjust for executable sections in split_stack
1454 objects. Pass reloc_map to relocate_section.
1455 (Sized_relobj::split_stack_adjust): New function.
1456 (Sized_relobj::split_stack_adjust_reltype): New function.
1457 (Sized_relobj::find_functions): New function.
1458 * target-reloc.h: Include "object.h".
1459 (relocate_section): Add reloc_symbol_changes parameter. Change
1461 * target.h (class Target): Add calls_non_split method. Declare
1462 do_calls_non_split virtual method. Declare match_view and
1464 * target.cc: Include "elfcpp.h".
1465 (Target::do_calls_non_split): New function.
1466 (Target::match_view): New function.
1467 (Target::set_view_to_nop): New function.
1468 * gold.cc (queue_middle_tasks): Give an error if mixing
1469 split-stack and non-split-stack objects with -r.
1470 * i386.cc (Target_i386::relocate_section): Add
1471 reloc_symbol_changes parameter.
1472 (Target_i386::do_calls_non_split): New function.
1473 * x86_64.cc (Target_x86_64::relocate_section): Add
1474 reloc_symbol_changes parameter.
1475 (Target_x86_64::do_calls_non_split): New function.
1476 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1478 * powerpc.cc (Target_powerpc::relocate_section): Add
1479 reloc_symbol_changes parameter.
1480 * sparc.cc (Target_sparc::relocate_section): Add
1481 reloc_symbol_changes parameter.
1482 * configure.ac: Call AM_CONDITIONAL for the default target.
1483 * configure: Rebuild.
1484 * testsuite/Makefile.am (TEST_AS): New variable.
1485 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1486 (check_DATA): Add split_i386 and split_x86_64 files.
1487 (SPLIT_DEFSYMS): Define.
1488 (split_i386_[1234n].o): New targets.
1489 (split_i386_[124]): New targets.
1490 (split_i386_[1234r].stdout): New targets.
1491 (split_x86_64_[1234n].o): New targets.
1492 (split_x86_64_[124]): New targets.
1493 (split_x86_64_[1234r].stdout): New targets.
1494 (MOSTLYCLEANFILES): Add new executables.
1495 * testsuite/split_i386.sh: New file.
1496 * testsuite/split_x86_64.sh: New file.
1497 * testsuite/split_i386_1.s: New file.
1498 * testsuite/split_i386_2.s: New file.
1499 * testsuite/split_i386_3.s: New file.
1500 * testsuite/split_i386_4.s: New file.
1501 * testsuite/split_i386_n.s: New file.
1502 * testsuite/split_x86_64_1.s: New file.
1503 * testsuite/split_x86_64_2.s: New file.
1504 * testsuite/split_x86_64_3.s: New file.
1505 * testsuite/split_x86_64_4.s: New file.
1506 * testsuite/split_x86_64_n.s: New file.
1507 * testsuite/testfile.cc (Target_test): Update relocation_section
1509 * testsuite/Makefile.in: Rebuild.
1511 2009-10-06 Ian Lance Taylor <iant@google.com>
1513 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1514 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1515 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1516 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1517 the address on ldo_addrs_.
1518 (Target_i386::Relocate::fix_up_ldo): New function.
1520 2009-10-06 Rafael Espindola <espindola@google.com>
1522 * plugin.cc (add_input_library): New.
1523 (Plugin::load): Add add_input_library to tv.
1524 (Plugin_manager::add_input_file): Add the is_lib argument.
1525 (add_input_file): Update call to Plugin_manager::add_input_file.
1526 (add_input_library): New.
1527 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1529 2009-09-30 Doug Kwan <dougkwan@google.com>
1531 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1532 symbol and call Symbol::may_need_copy_reloc to determine if
1533 a copy reloc is needed.
1534 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1535 nocopyreloc is given in command line.
1536 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1537 given in command line.
1538 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1539 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1540 of the removed Target_i386::may_need_copy_reloc.
1541 * options.h (copyreloc): New option with default value false.
1542 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1543 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1544 instead of the removed Target_powerpc::may_need_copy_reloc.
1545 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1546 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1547 instead of the removed Target_sparc::may_need_copy_reloc.
1548 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1549 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1550 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1551 instead of the removed Target_x86_64::may_need_copy_reloc.
1553 2009-09-30 Ian Lance Taylor <iant@google.com>
1555 * object.h (class Object): Remove target_ field, and target,
1556 sized_target, and set_target methods.
1557 (Object::sized_target): Remove.
1558 (class Sized_relobj): Update declarations. Remove sized_target.
1559 * object.cc (Sized_relobj::setup): Remove target parameter.
1561 (Input_objects::add_object): Don't do anything with the target.
1562 (make_elf_sized_object): Add punconfigured parameter. Change all
1563 callers. Set or test parameter target.
1564 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1566 * parameters.cc (Parameters::set_target): Change parameter type to
1568 (Parameters::default_target): Remove.
1569 (set_parameters_target): Change parameter type to be non-const.
1570 (parameters_force_valid_target): New function.
1571 (parameters_clear_target): New function.
1572 * parameters.h (class Parameters): Update declarations. Remove
1573 default_target method. Add sized_target and clear_target
1574 methods. Change target_ to be non-const.
1575 (set_parameters_target): Update declaration.
1576 (parameters_force_valid_target): Declare.
1577 (parameters_clear_target): Declare.
1578 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1579 as NULL if we aren't searching.
1580 (Add_symbols::run): Don't check for compatible target.
1581 * fileread.cc (Input_file::open_binary): Call
1582 parameters_force_valid_target.
1583 * gold.cc (queue_middle_tasks): Likewise.
1584 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1585 set_target on object.
1586 * dynobj.h (class Sized_dynobj): Update declarations.
1587 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1588 make_elf_object returns NULL.
1589 (Archive::include_member): Don't check whether object target is
1591 * output.cc (Output_section::add_input_section): Get target from
1593 (Output_section::relax_input_section): Likewise.
1594 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1596 (Sized_relobj::do_scan_relocs): Likewise.
1597 (Sized_relobj::relocate_sections): Likewise.
1598 * resolve.cc (Symbol_table::resolve): Likewise.
1599 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1600 parameter. Change all callers.
1601 (Symbol_table::add_from_object): Get target from parameters.
1602 (Symbol_table::add_from_relobj): Don't check object target.
1603 (Symbol_table::add_from_dynobj): Likewise.
1604 (Symbol_table::define_special_symbol): Get target from
1606 * symtab.h (class Symbol_table): Update declaration.
1607 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1608 parameter. Change all callers. Clear parameter target.
1609 (Binary_test): Test target here.
1610 * testsuite/object_unittest.cc (gold_testsuite): Remove
1611 target_test_pointer parameter. Change all callers.
1612 (Object_test): Test target here.
1614 2009-09-26 Ian Lance Taylor <iant@google.com>
1616 * testsuite/initpri1.c: Don't try to use constructor priorities if
1617 compiling with gcc before 4.3.
1619 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1621 * testsuite/retain_symbols_file_test.sh (check_present): Change
1622 output file name to retain_symbols_file_test.stdout.
1623 (check_absent): Likewise.
1625 2009-09-18 Craig Silverstein <csilvers@google.com>
1627 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1628 * options.cc: Include <cerrno> and <fstream>.
1629 (General_options::finalize): Parse -retain-symbols-file tag.
1630 * options.h: New flag.
1631 (General_options): New method should_retain_symbol, new
1632 variable symbols_to_retain.
1633 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1634 should_retain_symbol map.
1635 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1636 * testsuite/Makefile.in: Regenerate.
1637 * testsuite/retain_symbols_file_test.sh: New file.
1639 2009-09-18 Nick Clifton <nickc@redhat.com>
1641 * po/es.po: Updated Spanish translation.
1643 2009-09-17 Doug Kwan <dougkwan@google.com>
1645 * debug.h (DEBUG_RELAXATION): New constant.
1646 (DEBUG_ALL): Add DEBUG_RELAXATION.
1647 (debug_string_to_enum): Add relaxation debug option.
1649 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1650 Layout::Relaxation_debug_check::read_sections,
1651 Layout::Relaxation_debug_check::read_sections): New method definitions.
1652 (Layout::Layout): Initialize data members
1653 record_output_section_data_from_scrips_,
1654 script_output_section_data_list_ and relaxation_debug_check_.
1655 (Layout::save_segments, Layout::restore_segments,
1656 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1657 Layout::relaxation_loop_body): New method definitions.
1658 (Layout::finalize): Support relaxation. Move section layout code to
1659 Layout::relaxation_loop_body.
1660 (Layout::set_asection_address_from_script): Move code for orphan
1661 section placement out.
1662 (Layout::place_orphan_sections_in_script): New method definition.
1663 * layout.h (Output_segment_headers, Output_file_header):
1664 New forward class declarations.
1665 (Layout::~Layout): Define.
1666 (Layout::new_output_section_data_from_script): New method definition.
1667 (Layout::place_orphan_sections_in_script): New method declaration.
1668 (Layout::Segment_states): New type declaration.
1669 (Layout::save_segments, Layout::restore_segments,
1670 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1671 Layout::relaxation_loop_body): New method declarations.
1672 (Layout::Output_section_data_list): New type declaration.
1673 (Layout::Relaxation_debug_check): New class definition.
1674 (Layout::record_output_section_data_from_script_,
1675 Layout::script_output_section_data_list_, Layout::segment_states_,
1676 Layout::relaxation_debug_check_): New data members.
1677 * output.cc: (Output_section_headers::do_size): New method definition.
1678 (Output_section_headers::Output_section_headers): Move size
1679 computation to Output_section_headers::do_size.
1680 (Output_segment_headers::do_size): New method definition.
1681 (Output_file_header::Output_file_header): Move size computation to
1682 Output_file_header::do_size and call it.
1683 (Output_file_header::do_size): New method definition.
1684 (Output_data_group::Output_data_group): Adjust call to
1685 Output_section_data.
1686 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1687 (Output_symtab_xindex::do_write): Add array bound check.
1688 (Output_section::Input_section::print_to_mapfile): Handle
1689 RELAXED_INPUT_SECTION_CODE.
1690 (Output_section::Output_section): Initialize data member checkpoint_.
1691 (Output_section::~Output_section): Delete checkpoint object pointed
1693 (Output_section::add_input_section): Always add an Input_section if
1695 (Output_section::add_merge_input_section): Add assert.
1696 (Output_section::relax_input_section): New method definition.
1697 (Output_section::set_final_data_size): Set load address to zero for
1698 an unallocated section.
1699 (Output_section::do_address_and_file_offset_have_reset_values):
1700 New method definition.
1701 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1702 Handle relaxed input section.
1703 (Output_section::sort_attached_input_sections): Checkpoint input
1704 section list lazily.
1705 (Output_section::get_input_sections): Change type of input_sections to
1706 list of Simple_input_section pointers. Checkpoint input section list
1707 lazily. Also handle relaxed input sections.
1708 (Output_section::add_input_section_for_script): Take a reference to
1709 a Simple_input_section object instead of Relobj pointer and section
1710 index as parameter. Handle relaxed input sections.
1711 (Output_section::save_states, Output_section::restore_states): New
1713 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1714 (Output_data::is_data_size_fixed): New method definition.
1715 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1717 (Output_data::address_and_file_offset_have_reset_values): New method
1719 (Output_data::do_address_and_file_offset_have_reset_values): New method
1721 (Output_data::set_data_size): Check that data size is not fixed.
1722 (Output_data::fix_data_size): New method definition.
1723 (Output_data::is_data_size_fixed_): New data member.
1724 (Output_section_headers::set_final_data_size): New method definition.
1725 (Output_section_headers::do_size): New method declaration.
1726 (Output_segment_headers::set_final_data_size): New method definition.
1727 (Output_segment_headers::do_size): New method declaration.
1728 (Output_file_header::set_final_data_size)::New method definition.
1729 (Output_file_header::do_size)::New method declaration.
1730 (Output_section_data::Output_section_data): Add new parameter
1731 is_data_size_fixed and use it to fix data size.
1732 (Output_data_const::Output_data_const): Adjust call to base class
1733 constructor and fix data size.
1734 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1735 base class constructor and fix data size.
1736 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1737 base class constructor and fix data size.
1738 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1739 class constructor and fix data size.
1740 (Output_data_group::set_final_data_size): New method definition.
1741 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1742 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1743 class constructor and fix data size.
1744 (Output_relaxed_input_section): New class definition.
1745 (Output_section::Simple_input_section): New class definition.
1746 (Output_section::get_input_sections): Adjust parameter list.
1747 (Output_section::add_input_section_for_script): Same.
1748 (Output_section::save_states, Output_section::restore_states,
1749 Output_section::do_address_and_file_offset_have_reset_values,
1750 (Output_section::Input_section::Input_section): Handle
1751 RELAXED_INPUT_SECTION_CODE. Add new overload for
1752 Output_relaxed_input_section.
1753 (Output_section::Input_section::is_input_section,
1754 Output_section::Input_section::set_output_section): Handle relaxed
1756 (Output_section::Input_section::is_relaxed_input_section,
1757 Output_section::Input_section::output_section_data,
1758 Output_section::Input_section::relaxed_input_section): New method
1760 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1762 (Output_section::Input_section::u1_): Update comments.
1763 (Output_section::Input_section::u2_): Add new union member poris.
1764 (Output_section::Checkpoint_output_section): New classs definition.
1765 (Output_section::relax_input_section): New method declaration.
1766 (Output_section::checkpoint_): New data member.
1767 (Output_segment): Update comments.
1768 (Output_segment::Output_segment): Un-privatize copy constructor.
1769 (Output_segment::operator=): Un-privatize.
1770 * script-sections.cc (Output_section_element::Input_section_list):
1771 Change element type to Output_section::Simple_input_section.
1772 (Output_section_element_dot_assignment::set_section_addresses):
1773 Register output section data for relaxation clean up.
1774 (Output_data_exression::Output_data_expression): Adjust call to base
1775 constructor to fix data size.
1776 (Output_section_element_data::set_section_addresses): Register
1777 Output_data_expression object for relaxation clean up.
1778 (struct Input_section_info): Replace Relobj pointer and section index
1779 pair with Output_section::Simple_input_section and Convert struct to a
1781 (Input_section_sorter::operator()): Adjust access to
1782 Input_section_info data member to use accessors.
1783 (Output_section_element_input::set_section_addresses): Use layout
1784 parameter. Adjust code to use Output_section::Simple_input_section
1785 and Input_secction_info classes. Register filler for relaxation
1787 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1788 and section index pair with Output_section::Simple_input_section
1789 class. Adjust code accordingly.
1790 (Phdrs_element::release_segment): New method definition.
1791 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1793 (Script_sections::release_segments): New method definition.
1794 * gold/script-sections.h (Script_sections::release_segments): New
1796 * gold/target.h (Target::may_relax, Target::relax,
1797 Target::do_may_relax, Target::do_relax): New method definitions.
1799 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1801 * arm.cc (has_signed_unsigned_overflow): New function.
1802 (Arm_relocate_functions::abs8): New function.
1803 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1804 (Target_arm::Scan::global): Likewise.
1805 (Target_arm::relocate::relocate): Likewise.
1806 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1809 2009-09-16 Cary Coutant <ccoutant@google.com>
1811 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1812 * testsuite/Makefile.in: Regenerate.
1814 2009-09-11 Nick Clifton <nickc@redhat.com>
1816 * po/gold.pot: Updated by the Translation project.
1818 2009-09-08 Cary Coutant <ccoutant@google.com>
1820 * output.cc (Output_file::open): Add execute permission to empty file.
1821 * testsuite/Makefile.am (permission_test): New test.
1822 * testsuite/Makefile.in: Regenerate.
1824 2009-09-02 Ian Lance Taylor <iant@google.com>
1826 * output.cc (Output_file::resize): Call map_no_anonymous rather
1829 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1831 * gold.cc: Include "incremental.h".
1832 (queue_initial_tasks): Call Incremental_checker methods.
1833 * incremental.cc: Include "output.h".
1834 (Incremental_checker::can_incrementally_link_output_file): New
1836 * incremental.h (Incremental_checker): New class.
1838 * output.cc (Output_file::open_for_modification): New method.
1839 (Output_file::map_anonymous): Changed return type to bool. Record
1841 (Output_file::map_no_anonymous): New method, broken out of map.
1842 (Output_file::map): Use map_no_anonymous and map_anonymous.
1843 * output.h (class Output_file): Update declarations.
1845 2009-08-24 Cary Coutant <ccoutant@google.com>
1847 * options.h (Command_line::Pre_options): New class.
1848 (Command_line::pre_options): New member.
1849 * options.cc (gold::options::ready_to_register): New variable.
1850 (One_option::register_option): Do nothing if not registering options.
1851 Assert if same short option registered twice.
1852 (General_options::General_options): Turn off option registration when
1854 (Command_line::Pre_options::Pre_options): New constructor.
1856 2009-08-24 Cary Coutant <ccoutant@google.com>
1858 * options.h (General_options::no_keep_memory): Remove incorrect
1861 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1863 * Makefile.am (am__skiplex, am__skipyacc): New.
1864 * Makefile.in: Regenerate.
1866 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1868 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1869 (INCLUDES): ... this.
1870 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1871 (AM_CPPFLAGS): Renamed from ...
1872 (INCLUDE): ... this.
1873 * Makefile.in, testsuite/Makefile.in: Regenerate.
1875 * Makefile.in: Regenerate.
1876 * aclocal.m4: Likewise.
1877 * config.in: Likewise.
1878 * configure: Likewise.
1879 * testsuite/Makefile.in: Likewise.
1881 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1882 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1883 * Makefile.in: Regenerate.
1884 * testsuite/Makefile.in: Regenerate.
1886 2009-08-19 Cary Coutant <ccoutant@google.com>
1888 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1889 symbols in shared libraries overridden by hidden or internal symbols
1890 in the main program.
1892 2009-08-19 Chris Demetriou <cgd@google.com>
1894 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1895 checking source file names in error messages.
1897 2009-08-18 Doug Kwan <dougkwan@google.com>
1899 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1900 an elcpp::Ehdr as parameter. Adjust call to set_target.
1901 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1902 an elfcpp::Ehdr as parameter.
1903 * object.cc (Object::set_target): Remove the version that looks up
1904 a target and sets it.
1905 (Sized_relobj::setup): Take a Target object instead of
1906 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1907 (make_elf_sized_object): Find target and ask target to
1909 * object.h: (Object::set_target): Remove the version that looks up
1910 a target and sets it.
1911 (Sized_relobj::setup): Take a Target object instead of
1912 an elfcpp:Ehdr as parameter.
1913 * target.cc: Include dynobj.h.
1914 (Target::do_make_elf_object_implementation): New.
1915 (Target::do_make_elf_object): New.
1916 * target.h (Target::make_elf_object): New template declaration.
1917 (Target::do_make_elf_object): New method declarations.
1918 (Target::do_make_elf_object_implementation): New template declaration.
1920 2009-08-14 Ian Lance Taylor <iant@google.com>
1922 * gold.h (FUNCTION_NAME): Define.
1923 (gold_unreachable): Use FUNCTION_NAME.
1925 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1927 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1928 symbol in the --keep-unique list is not found.
1930 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1932 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1933 been maked as --keep-unique.
1934 (Icf::unfold_section): New function.
1935 * icf.h (Icf::unfold_section): New function.
1936 * options.h (General_options::keep_unique): New option.
1937 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1938 * testsuite/Makefile.in: Regenerate.
1939 * testsuite/icf_keep_unique_test.sh: New file.
1940 * testsuite/icf_keep_unique_test.cc: New file.
1942 2009-08-12 Cary Coutant <ccoutant@google.com>
1945 * resolve.cc (Symbol_table::resolve): Check for references from
1946 dynamic objects to hidden and internal symbols.
1947 * testsuite/Makefile.am (hidden_test.sh): New test.
1948 * testsuite/Makefile.in: Regenerate.
1949 * testsuite/hidden_test.sh: New script.
1950 * testsuite/hidden_test_1.c: New test source.
1951 * testsuite/hidden_test_main.c: New test source.
1953 2009-08-11 Doug Kwan <dougkwan@google.com>
1955 * arm.cc: Update comments.
1956 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1957 segment to locate the .ARM.exidx section if present.
1959 2009-08-09 Doug Kwan <dougkwan@google.com>
1961 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1964 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1965 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1968 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1970 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1971 valid tls_segment only for non-debug-section relocations.
1972 * testsuite/Makefile.am: Add gc_tls_test.
1973 * testsuite/Makefile.in: Regenerate.
1974 * testsuite/gc_tls_test.cc: New file.
1975 * testsuite/gc_tls_test.sh: New file.
1977 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1981 * Makefile.am (CCFILES): Add icf.cc.
1983 * Makefile.in: Regenerate.
1984 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1985 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1986 section, symbol and addend information for the relocs.
1987 * gold.cc (queue_middle_tasks): Call identical code folding.
1988 * gold.h: Add defines for multimap.
1989 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1990 to the call of finalize_local_symbols.
1991 * main.cc (main): Create object of class Icf.
1992 * object.cc (Sized_relobj::do_layout): Allow this function to be
1993 called twice during icf.
1994 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1995 to sections marked as identical by icf.
1996 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1998 (Sized_relobj::do_section_entsize): New function.
1999 * object.h (Object::section_entsize): New function.
2000 (Object::do_section_entsize): New pure virtual function.
2001 (Relobj::finalize_local_symbols): Add new parameter.
2002 (Relobj::do_section_entsize): New function.
2003 * options.h (General_options::icf): New option.
2004 (General_options::icf_iterations): New option.
2005 (General_options::print_icf_sections): New option.
2006 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2007 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2008 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2010 * symtab.cc (Symbol_table::is_section_folded): New function.
2011 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2012 to sections marked as identical by icf.
2013 * symtab.h (Symbol_table::set_icf): New function.
2014 (Symbol_table::icf): New function.
2015 (Symbol_table::is_section_folded): New function.
2016 (Symbol_table::icf_): New data member.
2017 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2018 * testsuite/Makefile.am: Add commands to build icf_test.
2019 * testsuite/Makefile.in: Regenerate.
2020 * testsuite/icf_test.sh: New file.
2021 * testsuite/icf_test.cc: New file.
2023 2009-07-24 Chris Demetriou <cgd@google.com>
2025 * layout.cc (is_compressible_debug_section): Fix incorrect
2026 comment about compressed section names.
2028 2009-07-20 Ian Lance Taylor <ian@airs.com>
2031 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2033 2009-07-16 Ian Lance Taylor <iant@google.com>
2036 * layout.h: #include <map>.
2037 (class Kept_section): Change from struct to class. Add accessors
2038 and setters. Add section size to Comdat_group mapping. Change
2039 Comdat_group to std::map. Add is_comdat_ field. Add
2040 linkonce_size field in union.
2041 (class Layout): Update declaration of find_or_add_kept_section.
2042 Don't declare find_kept_object.
2043 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2044 parameter. Add object, shndx, is_comdat, and is_group_name
2045 parameters. Change all callers. Adjust for new Kept_section.
2046 (Layout::find_kept_object): Remove.
2047 * object.cc (Sized_relobj::include_section_group): Update use of
2048 Kept_section. Rename secnum to shndx. Only record
2049 Kept_comdat_section if sections are the same size.
2050 (Sized_relobj::include_linkonce_section): Update use of
2051 Kept_section. Only record Kept_comdat_section if sections are the
2052 same size. Set size of linkonce section.
2053 (Sized_relobj::map_to_kept_section): Update call to
2054 get_kept_comdat_section.
2055 * object.h (class Sized_relobj): Rename fields in
2056 Kept_comdat_section to drop trailing underscores; change object
2057 field to Relobj*. Change Kept_comdat_section_table to store
2058 struct rather than pointer.
2059 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2060 Add kept_object and kept_shndx parameters. Change all callers.
2061 (Sized_relobj::get_kept_comdat_section): Change return type to
2062 bool. Add kept_object and kept_shndx parameters. Change all
2064 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2065 Layout::find_or_add_kept_section.
2067 2009-07-09 Ian Lance Taylor <iant@google.com>
2069 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2070 Reserve space in the hash table.
2072 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2074 * fileread.cc (File_read::get_mtime): New method.
2075 * fileread.h (Timespec): New structure.
2076 (File_read::get_mtime): New method.
2077 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2078 Renamed from timestamp_nsec.
2079 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2081 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2083 (Incremental_inputs::report_archive): Save mtime; style fix.
2084 (Incremental_inputs::report_obejct): Save mtime; style fix.
2085 (Incremental_inputs::report_script): Save mtime; style fix.
2086 (Incremental_inputs::finalize_inputs): Style fix.
2087 (Incremental_inputs::finalize): Style fix.
2088 (Incremental_inputs::create_input_section_data): Store inputs
2090 * incremental.h (Incremental_inputs::report_script): Add mtime
2092 (Incremental_inputs::Input_info::Input_info): Intialize only one
2094 (Incremental_inputs::Input_info::archive): Move to nameless
2096 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2097 (Incremental_inputs::Input_info::script): Move to nameless union.
2098 (Incremental_inputs::mtime): New field.
2099 * script.cc (read_input_script): Pass file mtime to
2101 * script.h (Script_info::inputs): Style fix.
2103 2009-07-01 Ian Lance Taylor <ian@airs.com>
2105 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2108 2009-06-24 Ian Lance Taylor <iant@google.com>
2111 * layout.cc (Layout::choose_output_section): If we find an
2112 existing section, update the flags.
2113 (Layout::create_notes): New function, broken out of
2115 (Layout::finalize): Don't create note sections.
2116 (Layout::create_note): Don't crash if linker script discards
2118 (Layout::create_gold_note): Likewise.
2119 (Layout::create_build_id): Likewise. Don't set
2120 after_input_sections on the section.
2121 (Layout::create_executable_stack_info): Remove target parameter.
2123 * layout.h (class Layout): Declare create_notes. Update
2124 declaration of create_executable_stack_info.
2125 * gold.cc (queue_middle_tasks): Call create_notes.
2126 * output.cc (Output_section::update_flags_for_input_section): Move
2127 here from output.h. If SHF_ALLOC flag is newly set, mark address
2129 * output.h (Output_data::mark_address_invalid): New function.
2130 (class Output_section): Only declare, not define,
2131 update_flags_for_input_section. Remove set_flags.
2133 2009-06-24 Ian Lance Taylor <iant@google.com>
2135 * script-sections.cc (Output_section_definition::
2136 set_section_addresses): Rename shadowing local load_address to
2139 2009-06-24 Ian Lance Taylor <iant@google.com>
2142 * reloc.cc (relocate_sections): Skip empty relocation sections.
2144 2009-06-23 Ian Lance Taylor <iant@google.com>
2147 * layout.cc (Layout::create_note): Use choose_output_section
2148 rather than make_output_section.
2150 2009-06-23 Ian Lance Taylor <iant@google.com>
2153 * options.cc (General_options::parse_V): Set printed_version_.
2154 (General_options::General_options): Initialize printed_version_.
2155 * options.h (class General_options): Add printed_version_ field.
2156 * gold.cc (queue_initial_tasks): If there are no input files,
2157 don't give a fatal error if we printed the version information.
2158 (queue_middle_tasks): If using -r with a shared object, give a
2159 fatal error rather than an ordinary error.
2161 2009-06-23 Ian Lance Taylor <iant@google.com>
2164 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2165 (Layout::make_output_section): Set have_stabstr_section_ if we see
2166 a .stab*str section.
2167 (Layout::finalize): Call link_stabs_sections.
2168 (Layout::link_stabs_sections): New file.
2169 * layout.h (class Layout): Add have_stabstr_section_ field.
2170 Declare link_stabs_sections.
2172 2009-06-23 Doug Kwan <dougkwan@google.com>
2174 * Makefile.am (libgold_a_LIBADD): New.
2175 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2176 * Makefile.in: Regenerate.
2177 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2178 * configure: Regenerate.
2179 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2180 * fileread.cc: Include sys/state.h
2181 * gold.h: Declare memmem and strndup if found missing.
2182 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2184 2009-06-23 Ian Lance Taylor <iant@google.com>
2186 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2187 * configure: Rebuild.
2189 2009-06-23 Ian Lance Taylor <iant@google.com>
2192 * object.cc (Object::section_contents): Don't try to get a view if
2193 the section has length zero.
2194 (Object::handle_gnu_warning_section): If the section is empty, use
2195 the name of the section as the warning.
2197 2009-06-23 Ian Lance Taylor <iant@google.com>
2200 * stringpool.h (class Stringpool_template): Add optimize_ field.
2201 (Stringpool_template::set_optimize): New function.
2202 * stringpool.cc (Stringpool_template::Stringpool_template):
2203 Initialize optimize_ field.
2204 (Stringpool_template::set_string_offsets): Test local optimize
2205 fild rather than parameter.
2206 * layout.cc (Layout::Layout): Call set_optimize on the section
2209 2009-06-22 Ian Lance Taylor <iant@google.com>
2212 * yyscript.y: Parse TARGET.
2213 * script.cc (script_set_target): New function.
2214 * script-c.h (script_set_target): Declare.
2215 * options.cc (General_options::string_to_object_format): Rename
2216 from string_to_object_format in anonymous namespace. Change
2218 * options.h (class General_options): Declare
2219 string_to_object_format.
2221 2009-06-22 Ian Lance Taylor <iant@google.com>
2223 * script-sections.cc (Script_sections::create_segments): Don't put
2224 program headers in a PT_LOAD segment if -n or -N.
2226 2009-06-22 Ian Lance Taylor <iant@google.com>
2229 * options.h (class General_options): Add -z lazy and -z now. Sort
2230 -z options into alphabetical order.
2231 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2233 2009-06-21 Ian Lance Taylor <iant@google.com>
2235 * layout.cc (Layout::make_output_section): Call
2236 Target::new_output_section.
2237 (Layout::attach_allocated_section_to_segment): Put large section
2238 sections in a separate load segment with the large segment flag
2240 (Layout::segment_precedes): Sort large data segments after other
2242 (align_file_offset): New static function.
2243 (Layout::set_segment_offsets): Use align_file_offset.
2244 * output.h (class Output_section): Add is_small_section_ and
2245 is_large_section_ fields.
2246 (Output_section::is_small_section): New function.
2247 (Output_section::set_is_small_section): New function.
2248 (Output_section::is_large_section): New function.
2249 (Output_section::set_is_large_section): New function.
2250 (Output_section::is_large_data_section): New function.
2251 (class Output_segment): Add is_large_data_segment_ field.
2252 (Output_segment::is_large_data_segment): New function.
2253 (Output_segment::set_is_large_data_segment): New function.
2254 * output.cc (Output_section::Output_section): Initialize new
2256 (Output_segment::Output_segment): Likewise.
2257 (Output_segment::add_output_section): Add assertion that large
2258 data sections always go in large data segments. Force small data
2259 sections to the end of the list of data sections. Force small BSS
2260 sections to the start of the list of BSS sections. For large BSS
2261 sections to the end of the list of BSS sections.
2262 * symtab.h (class Symbol): Declare is_common_shndx.
2263 (Symbol::is_defined): Check Symbol::is_common_shndx.
2264 (Symbol::is_common): Likewise.
2265 (class Symbol_table): Define enum Commons_section_type. Update
2266 declarations. Add small_commons_ and large_commons_ fields.
2267 * symtab.cc (Symbol::is_common_shndx): New function.
2268 (Symbol_table::Symbol_table): Initialize new fields.
2269 (Symbol_table::add_from_object): Put small and large common
2270 symbols in the right list.
2271 (Symbol_table::sized_finalized_symbol): Check
2272 Symbol::is_common_shndx.
2273 (Symbol_table::sized_write_globals): Likewise.
2274 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2275 common symbol lists. Don't call do_allocate_commons_list if the
2277 (Symbol_table::do_allocate_commons_list): Remove is_tls
2278 parameter. Add comons_section_type parameter. Change all
2279 callers. Handle small and large common symbols.
2280 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2281 Symbol::is_common_shndx.
2282 * resolve.cc (symbol_to_bits): Likewise.
2283 * target.h (Target::small_common_shndx): New function.
2284 (Target::small_common_section_flags): New function.
2285 (Target::large_common_shndx): New function.
2286 (Target::large_common_section_flags): New function.
2287 (Target::new_output_section): New function.
2288 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2289 small_common_section_flags, and large_common_section_flags
2291 (Target::do_new_output_section): New virtual function.
2292 * arm.cc (Target_arm::arm_info): Initialize new fields.
2293 * i386.cc (Target_i386::i386_info): Likewise.
2294 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2296 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2297 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2298 (Target_x86_64::do_new_output_section): New function.
2299 * configure.ac: Define conditional MCMODEL_MEDIUM.
2300 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2301 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2302 (large_LDFLAGS): Define.
2303 * testsuite/large.c: New file.
2304 * testsuite/testfile.cc (Target_test::test_target_info):
2305 Initialize new fields.
2306 * configure, testsuite/Makefile.in: Rebuild.
2308 2009-06-05 Doug Kwan <dougkwan@google.com>
2310 * Makefile.am (CCFILES): Add target.cc.
2311 * Makefile.in: Regenerate.
2312 * i386.cc (class Target_i386): Define new virtual method to
2313 override do_is_local_label_name in parent.
2314 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2315 local symbols if --discard-locals or -X is given.
2316 * options.h (class General_options): Declare new options
2317 '--discard-locals' and '-X' for discarding locals.
2318 * target.h (class Target): Define new methods is_local_label_name.
2319 Declare new virtual method do_is_local_label_name.
2320 * target.cc: New file.
2321 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2322 (check_SCRIPTS): Add discard_locals_test.sh.
2323 (check_DATA): Add discard_local_tests.syms.
2324 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2325 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2326 * testsuite/Makefile.in: Regenerate.
2327 * testsuite/discard_locals_test.c: New file.
2328 * testsuite/discard_locals_test.sh: Same.
2330 2009-06-05 Doug Kwan <dougkwan@google.com>
2332 * object.cc (Sized_relobj::Sized_relobj): Initialize
2333 discarded_eh_frame_shndx_ to -1U.
2334 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2336 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2337 a discarded .eh_frame section.
2338 (Sized_relobj::do_finalize_local_symbols): Ditto.
2339 * object.h (class Sized_relobj): Declare new member
2340 discarded_eh_frame_shndx_.
2341 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2342 (local_labels_test.o, local_labels_test): New rules.
2343 * testsuite/Makefile.in: Regenerate.
2345 2009-06-04 Doug Kwan <dougkwan@google.com>
2347 * layout.cc (Layout::section_name_mapping): Add mapping for
2348 special ARM sections.
2350 2009-06-03 Doug Kwan <dougkwan@google.com>
2352 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2353 (utils::has_overflow): Same.
2355 2009-06-03 Ian Lance Taylor <iant@google.com>
2357 * layout.cc (Layout::section_name_mapping): New array, replacing
2358 Layout::linkonce_mapping.
2359 (Layout::section_name_mapping_count): New variable, replacing
2360 Layout::linkonce_mapping_count.
2361 (Layout::linkonce_output_name): Remove.
2362 (Layout::output_section_name): Rewrite.
2363 * layout.h (class Layout): Rename Linkonce_mapping to
2364 Section_name_mapping, linkonce_mapping to section_name_mapping,
2365 linkonce_mapping_count to section_name_mapping_count. Don't
2366 declare linkonce_output_name.
2368 2009-06-03 Doug Kwan <dougkwan@google.com>
2370 * gold/arm.cc (namespace utils): New.
2371 (Target_arm::reloc_is_non_pic): Define new method.
2372 (class Arm_relocate_functions): New.
2373 (Target_arm::Relocate::relocate): Handle relocation types used by
2376 2009-06-03 Ian Lance Taylor <iant@google.com>
2378 * arm.cc (Target_arm::scan::global): Use || instead of |.
2380 2009-06-02 Doug Kwan <dougkwan@google.com>
2382 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2383 issued_non_pic_error_.
2384 (class Target_arm::Scan): Declare new method check_non_pic.
2385 Define new method symbol_needs_plt_entry.
2386 Declare new data member issued_non_pic_error_.
2387 (class Target_arm::Relocate): Declare new method
2388 should_apply_static_reloc.
2389 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2390 (Target_arm::Scan::check_non_pic): Define new method.
2391 (Target_arm::Scan::local): Handle a small subset of reloc types used
2393 (Target_arm::Scan::local): Same.
2394 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2396 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2398 * incremental.cc (Incremental_inputs::report_command_line): Filter
2399 out --incremental-* options.
2401 2009-05-29 Doug Kwan <dougkwan@google.com>
2403 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2405 (class Target_arm): Update comment.
2406 (Target_arm::Target_arm): Initialize new data members GOT_,
2407 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2408 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2409 and Target_arm::rel_dyn_section.
2410 Declare new_enum Target_arm::Got_type.
2411 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2413 Update commments for member do_dynsym_value.
2414 (Target_arm::got_size, Target_arm::plt_section,
2415 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2416 new methods inside class defintion.
2417 (Target_arm::got_section): Define new method.
2418 (Target_arm::rel_dyn_section): Same.
2419 (Output_data_plt_arm): New template class.
2420 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2421 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2422 (Output_data_plt_arm::add_entry): Same.
2423 (Output_data_plt_arm::first_plt_entry): Define new
2424 static data member for PLT instruction template.
2425 (Output_data_plt_arm::plt_entry): Same.
2426 (Output_data_plt_arm::do_write): Define new method.
2427 (Target_arm::make_plt_entry): Same.
2428 (Target_arm::do_finalize_sections): Same.
2429 (Target_arm::do_dynsym_value): Same.
2431 2009-05-28 Doug Kwan <dougkwan@google.com>
2433 * Makefile.am (TARGETSOURCES): Add arm.cc.
2434 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2435 * Makefile.in: Regenerate.
2437 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2439 2009-05-26 Doug Kwan <dougkwan@google.com>
2441 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2442 (General_options::check_excluded_libs): Strip off directories in
2443 archive name before matching like GNU ld does.
2444 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2445 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2446 (exclude_libs_test_LDFLAGS): Add linker option
2447 -Wl,--exclude-libs,libexclude_libs_test_3
2448 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2449 an explicit archive without using -l.
2450 (alt/libexclude_libs_test_3.a): New make rule.
2451 * testsuite/Makefile.in: Regenerate.
2452 * testsuite/exclude_libs_test.c : Declare lib3_default().
2454 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2455 * exclude_libs_test_3.c: New file.
2457 2009-05-26 Nick Clifton <nickc@redhat.com>
2459 * po/id.po: New Indonesian translation.
2460 * po/gold.pot: Updated template file.
2462 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2464 * testsuite/Makefile.am: Add -ffunction-sections to compile
2465 gc_comdat_test files. Add -Wl,--gc-sections to build
2467 * testsuite/Makefile.in: Regenerate.
2468 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2470 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2472 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2473 kept comdat section was garbage collected.
2474 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2475 * testsuite/Makefile.in: Regenerate.
2476 * testsuite/gc_comdat_test.sh: New file.
2477 * testsuite/gc_comdat_test_1.cc: New file.
2478 * testsuite/gc_comdat_test_2.cc: New file.
2480 2009-05-19 Doug Kwan <dougkwan@google.com>
2482 * archive.cc (Archive::Archive): Move constructor from archive.h
2483 to here. Initialize no_export_.
2484 (Archive::get_elf_object_for_member): Set no_export flag of object.
2485 * archive.h (Archive::Archive): Move constructor body to
2487 (Archive::no_export): New method.
2488 (Archive::no_export_): New field.
2489 * object.h (Object::Object): Initialize no_export_ to false.
2490 (Object::no_export, Object::set_no_export): New methods.
2491 (Object::no_export_): New field.
2492 * options.cc (General_options::parse_exclude_libs): New method.
2493 (General_options::check_excluded_libs) Same.
2494 * options.h (exclude_libs): New option.
2495 (General_options::check_excluded_libs): New method declaration.
2496 (General_options::excluded_libs_): New field.
2497 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2498 default or protected visibility if an object has no-export flag set.
2499 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2500 (check_SCRIPTS): Add exclude_libs_test.sh.
2501 (check_DATA): Add exclude_libs_test.syms.
2502 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2503 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2504 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2505 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2506 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2507 libexclude_libs_test_2.a): New rules.
2508 * testsuite/Makefile.in: Regenerate.
2509 * testsuite/exclude_libs_test.c: New file.
2510 * testsuite/exclude_libs_test.sh: Ditto.
2511 * testsuite/exclude_libs_test_1.c: Ditto.
2512 * testsuite/exclude_libs_test_2.c: Ditto.
2514 2009-05-15 Ian Lance Taylor <iant@google.com>
2516 * configure.ac: Check for declarations for cases where libiberty.h
2517 checks HAVE_DECL_xxx.
2518 * configure, config.in: Rebuild.
2520 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2522 * gold.h (Incremental_argument_list): Remove (invalid) forward
2524 * incremental.cc (Incremental_inputs::report_achive): New method.
2525 (Incremental_inputs::report_object): New method.
2526 (Incremental_inputs::report_script): New method.
2527 (Incremental_inputs::finalize_inputs): New method.
2528 (Incremental_inputs::finalize): Call finalize_inputs().
2529 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2530 Create inputs entries.
2531 * incremental.h (Incremental_input_type): New enum.
2532 (Incremental_inputs::Incremental_input): Initialize new fields.
2533 (Incremental_inputs::report_inputs): New method.
2534 (Incremental_inputs::report_achive): New method.
2535 (Incremental_inputs::report_object): New method.
2536 (Incremental_inputs::report_script): New method.
2537 (Incremental_inputs::finalize_inputs): New method.
2538 (Incremental_inputs::Input_info): New struct.
2539 (Incremental_inputs::Input_info_map): New typedef.
2540 (Incremental_inputs::lock_): New field.
2541 (Incremental_inputs::Inputs_): New field.
2542 (Incremental_inputs::Inputs_map): New field.
2543 * main.cc (main): Call Incremental_input::report_inputs.
2544 * options.h (Input_argument_list): Typedef moved from
2546 (Input_file_group::Files): Remove, use ::Input_argument_list.
2547 (Input_file_group::Input_argument_list): Remove, use
2548 ::Input_argument_list.
2549 * plugin.cc (Plugin_manager::add_input_file): Add error in
2551 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2553 * script.cc (read_input_script): Call
2554 Incremental_input::report_script.
2555 * script.h (Script_info): New class.
2557 2009-04-27 Ian Lance Taylor <iant@google.com>
2559 * x86_64.cc (do_adjust_output_section): Set entsize to
2562 2009-04-23 Elliott Hughes <enh@google.com>
2564 * output.cc (Output_file::close): After short writes, continue
2565 writing from the correct offset in the buffer being written.
2567 2009-04-23 Chris Demetriou <cgd@google.com>
2569 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2570 * configure: Regenerate.
2571 * config.in: Regenerate.
2572 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2573 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2575 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2577 * incremental.cc (Incremental_inputs_header_data): Renamed from
2578 Incremental_input_header_data.
2579 (Incremental_inputs_header_data::data_size): New field.
2580 (Incremental_inputs_header_data::put_input_file_count): Renamed
2581 from input_file_count.
2582 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2583 from command_line_offset.
2584 (Incremental_inputs_header_data::put_reserved): Renamed from
2586 (Incremental_inputs_entry_data): Renamed from
2587 Incremental_input_entry_data.
2588 (Incremental_inputs_entry_data::data_size): New field.
2589 (Incremental_inputs::report_command_line): New method.
2590 (Incremental_inputs::finalize): New method.
2591 (Incremental_inputs::create_incremental_inputs_data): New method.
2592 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2593 * incremental.h: New file.
2594 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2595 (Layout::finalize): Create incremental inputs section in
2597 (Layout::create_incremental_info_sections): New method.
2598 * layout.h (Layout::incremental_inputs): New method.
2599 (Layout::create_incremental_info_sections): New method.
2600 (Layout::incremental_inputs_): New field.
2601 * main.cc (main): Notify Incremental_input of the command line.
2603 2009-04-01 Ian Lance Taylor <iant@google.com>
2604 Mikolaj Zalewski <mikolajz@google.com>
2606 * gold.h (reserve_unordered_map): Define, three versions, one for
2607 each version of Unordered_map.
2608 * layout.cc (Layout::Layout): Remove options parameter. Add
2609 number_of_input_files parameter. Don't initialize options_.
2610 Initialize number_of_input_files_ and resized_signatures_. Move
2611 sections_are_attached_.
2612 (Layout::layout_group): Reserve space for group_signatures_.
2613 (Layout::find_or_add_kept_section): Change name parameter to be a
2614 reference. Resize signatures_ map when it gets large enough.
2615 (Layout::layout_eh_frame): Use parameters->options() instead of
2617 (Layout::make_output_section): Likewise.
2618 (Layout::attach_allocated_section_to_segment): Likewise.
2619 (Layout::finalize, Layout::create_executable_stack): Likewise.
2620 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2621 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2622 * layout.h (class Layout): Update declarations. Remove options_
2623 field. Add number_of_input_files_ and resized_signatures_
2624 fields. Move sections_are_attached_ field.
2625 * main.cc (main): Pass number of input files to Layout
2626 constructor. Don't pass options.
2628 2009-03-30 Ian Lance Taylor <iant@google.com>
2630 * ffsll.c (ffsll): Correct implementation.
2632 2009-03-27 Ian Lance Taylor <iant@google.com>
2634 * ffsll.c: New file.
2635 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2636 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2637 * ftruncate.c (ftruncate): Declare before definition.
2638 * mremap.c (mremap): Likewise.
2639 * pread.c (pread): Likewise.
2640 * configure, Makefile.in, config.in: Rebuild.
2642 * mremap.c: New file.
2643 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2644 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2645 (mremap): Declare if HAVE_MREMAP is not defined.
2646 * configure, Makefile.in, config.in: Rebuild.
2648 2009-03-27 Cary Coutant <ccoutant@google.com>
2650 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2651 position independent.
2652 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2653 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2655 2009-03-24 Cary Coutant <ccoutant@google.com>
2657 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2659 (needs_dynamic_reloc): Likewise.
2661 2009-03-24 Ian Lance Taylor <iant@google.com>
2663 * yyscript.y (file_cmd): Recognize EXTERN.
2664 (extern_name_list, extern_name_list_body): New nonterminals.
2665 * script.cc (script_add_extern): Define.
2666 * script-c.h (script_add_extern): Declare.
2668 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2670 * object.cc (is_elf_object): Define.
2671 * object.h (is_elf_object): Declare.
2672 * archive.cc (Archive::get_elf_object_for_member): Call
2674 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2676 2009-03-24 Elliott Hughes <enh@google.com>
2678 * output.cc (Output_file::map_anonymous): Define.
2679 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2680 try an anonymous one. Report the size if the mmap fails.
2681 * output.h (class Output_file): Declare map_anonymous.
2683 2009-03-24 Ian Lance Taylor <iant@google.com>
2685 * target-select.cc (instantiate_target): Don't acquire the lock if
2686 the instantiated_target_ field has already been set.
2688 2009-03-23 Ian Lance Taylor <iant@google.com>
2690 * gold-threads.h (class Initialize_lock): Define.
2691 * gold-threads.cc (class Initialize_lock_once): Define.
2692 (initialize_lock_control): New static variable.
2693 (initialize_lock_pointer): New static variable.
2694 (initialize_lock_once): New static function.
2695 (Initialize_lock::Initialize_lock): Define.
2696 (Initialize_lock::initialize): Define.
2697 * target-select.h: Include "gold-threads.h".
2698 (class Target_selector): Add lock_ and initialize_lock_ fields.
2699 Don't define instantiate_target, just declare it.
2700 * target-select.cc (Target_selector::Target_selector): Initialize
2702 (Target_selector::instantiate_target): Define.
2703 * descriptors.h: Include "gold-threads.h".
2704 (class Descriptors): Add initialize_lock_ field.
2705 * descriptors.cc (Descriptors::Descriptors): Initialize new
2707 (Descriptors::open): Use initialize_lock_ field
2708 * errors.h (class Errors): Add initialize_lock_ field.
2709 * errors.cc (Errors::Errors): Initialize new field.
2710 (Errors::initialize_lock): Use initialize_lock_ field.
2711 * powerpc.cc (class Target_selector_powerpc): Remove
2712 instantiated_target_ field. In do_recognize call
2713 instantiate_target rather than do_instantiate_target. In
2714 do_instantiate_target just allocate a new target.
2715 * sparc.cc (class Target_selector_sparc): Likewise.
2717 * freebsd.h: New file.
2718 * i386.cc: Include "freebsd.h".
2719 (Target_i386): Derive from Target_freebsd rather than
2721 (Target_selector_i386): Derive from Target_selector_freebsd rather
2722 than Target_selector.
2723 * x86_64.cc: Include "freebsd.h".
2724 (Target_x86_64): Derive from Target_freebsd rather than
2726 (Target_selector_x86_64): Derive from Target_selector_freebsd
2727 rather than Target_selector.
2728 * target.h (class Target): Add adjust_elf_header and
2729 do_adjust_elf_header.
2730 * output.cc (Output_file_header:: do_sized_write): Call target
2731 adjust_elf_header routine.
2732 * configure.tgt: Set targ_osabi.
2733 * configure.ac: Define GOLD_DEFAULT_OSABI.
2734 * parameters.cc (Parameters::default_target): Pass
2735 GOLD_DEFAULT_OSABI to select_target.
2736 * target-select.h (class Target_selector): Make instantiate_target
2737 protected rather than private.
2738 * Makefile.am (HFILES): Add freebsd.h.
2739 * configure, Makefile.in, config.in: Rebuild.
2741 * merge.cc (do_add_input_section): Correct pend value. Change
2742 message about last entry not being null terminated from error to
2745 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2747 * incremental.cc: New file.
2748 * Makefile.am (CCFILES): Add incremental.cc.
2749 * Makefile.in: Rebuild.
2751 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2753 * layout.cc (Layout::output_section_name): Preserve names
2754 of '.note.' sections.
2756 2009-03-19 Ian Lance Taylor <iant@google.com>
2758 * descriptors.cc (Descriptors::open): Check that the options are
2759 valid before using them.
2761 2009-03-18 Ian Lance Taylor <iant@google.com>
2763 * script-sections.h: Include <list>.
2764 (class Script_sections): Change Sections_elements from std::vector
2765 to std::list. Typedef public Elements_iterator. Add
2766 orphan_section_placement_, data_segment_align_start_, and
2767 saw_data_segment_align_ fields. Remove data_segment_align_index_
2769 * script-sections.cc (class Orphan_section_placement): New class.
2770 (class Sections_element): Add virtual functions is_relro and
2771 orphan_section_init. Remove virtual function place_orphan_here.
2772 (class Output_section_definition): Add is_relro and
2773 orphan_section_init. Remove place_orphan_here.
2774 (class Orphan_output_section): Likewise.
2775 (Script_sections::Script_sections): Update for field changes.
2776 (Script_sections::data_segment_align): Set saw_data_segment_align_
2777 and data_segment_align_start_, not data_segment_align_index.
2778 (Script_sections::data_segment_relro_end): Check
2779 saw_data_segment_align_. Use data_segment_align_start_ rather
2780 than data_segment_align_index_.
2781 (Script_sections::place_orphan): Rewrite to use
2782 Orphan_section_placement.
2784 2009-03-17 Ian Lance Taylor <iant@google.com>
2786 * archive.cc (Archive::add_symbols): Check for a version attached
2787 to the symbol name in the archive map.
2788 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2789 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2790 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2791 (ver_test_11.a): New target.
2792 * testsuite/Makefile.in: Rebuild.
2794 * configure.ac: Check for chsize and posix_fallocate. Replace
2796 * ftruncate.c: New file, from gnulib.
2797 * output.cc (posix_fallocate): Define dummy version if not
2798 HAVE_POSIX_FALLOCATE.
2799 (Output_file::map): Call posix_fallocate rather than lseek and
2801 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2802 * configure, Makefile.in, config.in: Rebuild.
2804 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2806 * layout.h (Layout::create_note): Add section_name parameter.
2807 * layout.cc (Layout::create_note): Likewise.
2808 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2810 2009-03-17 Ian Lance Taylor <iant@google.com>
2812 * descriptors.cc: Include "options.h".
2813 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2814 (Descriptors::open): Always use O_CLOEXEC when opening a new
2815 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2816 then set FD_CLOEXEC.
2818 * sparc.cc (class Target_sparc): Add has_got_section.
2819 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2820 make sure we have a GOT section.
2822 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2823 (Target_sparc::Scan::local): Likewise.
2824 (Target_sparc::Scan::global): Likewise.
2825 (Target_sparc::Relocate::relocate): Likewise.
2826 (Target_sparc::Relocate::relocate_tls): Likewise.
2828 * symtab.cc (Symbol_table::define_default_version): New function,
2829 broken out of add_from_object.
2830 (Symbol_table::add_from_object): Call define_default_version.
2831 (Symbol_table::define_special_symbol): Add resolve_oldsym
2832 parameter. Change all callers. If the version for a symbol comes
2833 from a version script, resolve it with the symbol with the same
2834 name with no version. Also add the symbol without a version if
2836 (do_define_in_output_data): If resolving with oldsym, don't delete
2838 (do_define_in_output_segment): Likewise.
2839 (do_define_as_constant): Likewise.
2840 * symtab.h (class Symbol_table): Update declarations.
2842 2009-03-13 Ian Lance Taylor <iant@google.com>
2844 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2845 (Read_symbols::requeue): New function.
2846 (Read_symbols::do_read_symbols): If make_elf_object fails because
2847 the target type is not configured, and the file was searched for,
2848 issue a warning and retry with the next directory.
2849 (Add_symbols::run): If the file has an incompatible format, and
2850 it was searched for, requeue the Read_symbols task. On error,
2852 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2853 dirindex parameter to constructor. Change all callers. Declare
2854 incompatible_warning and requeue.
2855 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2856 input_argument_ and input_group_ fields. Add them to
2857 constructor. Change all callers.
2858 (class Read_script): Add dirindex_ field. Add it to constructor.
2860 * archive.cc (Archive::setup): Remove input_objects parameter.
2862 (Archive::get_file_and_offset): Likewise.
2863 (Archive::read_all_symbols): Likewise.
2864 (Archive::read_symbols): Likewise.
2865 (Archive::get_elf_object_for_member): Remove input_objects
2866 parameter. Add punconfigured parameter. Change all callers.
2867 (Archive::add_symbols): Change return type to bool. Check return
2868 value of include_member.
2869 (Archive::include_all_members): Likewise.
2870 (Archive::include_member): Change return type to bool. Return
2871 false if first included object has incompatible target. Set
2872 included_member_ field.
2873 (Add_archive_symbols::run): If add_symbols returns false, requeue
2875 * archive.h (class Archive): Add included_member_ field.
2876 Initialize it in constructor. Add input_file and searched_for
2877 methods. Update declarations.
2878 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2879 input_argument_ fields. Add them to constructor. Change all
2881 * script.cc: Include "target-select.h".
2882 (class Parser_closure): Add skip_on_incompatible_target_ and
2883 found_incompatible_target_ fields. Add
2884 skip_on_incompatible_target parameter to constructor. Change all
2885 callers. Add methods skip_on_incompatible_target,
2886 clear_skip_on_incompatible_target, found_incompatible_target, and
2887 set_found_incompatible_target.
2888 (read_input_script): Add dirindex parameter. Change all callers.
2889 If parser finds an incompatible target, requeue Read_symbols
2891 (script_set_symbol): Clear skip_on_incompatible_target in
2893 (script_add_assertion, script_parse_option): Likewise.
2894 (script_start_sections, script_add_phdr): Likewise.
2895 (script_check_output_format): New function.
2896 * script.h (read_input_script): Update declaration.
2897 * script-c.h (script_check_output_format): Declare.
2898 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2899 (ignore_cmd): Remove OUTPUT_FORMAT.
2900 * fileread.cc (Input_file::Input_file): Add explicit this.
2901 (Input_file::will_search_for): New function.
2902 (Input_file::open): Add pindex parameter. Change all callers.
2903 * fileread.h (class Input_file): Add input_file_argument method.
2904 Declare will_search_for. Update declarations.
2905 * object.cc (make_elf_object): Add punconfigured parameter.
2907 * object.h (class Object): Make input_file public. Add
2908 searched_for method.
2909 (make_elf_object): Update declaration.
2910 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2912 * dirsearch.h (class Dirsearch): Update declaration.
2913 * options.h (class General_options): Add --warn-search-mismatch.
2914 * parameters.cc (Parameters::is_compatible_target): New function.
2915 * parameters.h (class Parameters): Declare is_compatible_target.
2916 * workqueue.cc (Workqueue::add_blocker): New function.
2917 * workqueue.h (class Workqueue): Declare add_blocker.
2919 * fileread.cc (Input_file::open): Remove options parameter.
2921 (Input_file::open_binary): Likewise.
2922 * script.cc (read_input_script): Likewise.
2923 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2924 options parameter from constructor. Change all callers.
2925 (class Read_script): Likewise.
2926 * fileread.h (class Input_file): Update declarations.
2927 * script.h (read_input_script): Update declaration.
2929 2009-03-10 Nick Clifton <nickc@redhat.com>
2931 * po/es.po: New Spanish translation.
2933 2009-03-06 Cary Coutant <ccoutant@google.com>
2935 * options.cc (parse_short_option): Keep dash_z from registering itself.
2937 2009-03-03 Ian Lance Taylor <iant@google.com>
2940 * target-reloc.h (relocate_section): Pass output_section to
2942 * i386.cc (Target_i386::should_apply_static_reloc): Add
2943 output_section parameter. Change all callers.
2944 (Target_i386::Relocate::relocate): Add output_section parameter.
2945 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2946 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2947 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2948 * testsuite/two_file_shared.sh: New script.
2949 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2950 (check_DATA): Add two_file_shared.dbg.
2951 (two_file_shared.dbg): New target.
2952 * testsuite/Makefile.in: Rebuild.
2954 2009-03-01 Ian Lance Taylor <iant@google.com>
2956 * configure.ac: Check for byteswap.h.
2957 * configure: Rebuild.
2958 * config.in: Rebuild.
2960 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2962 * layout.cc (Layout::find_or_add_kept_section): New function.
2963 (Layout::add_comdat): Removed.
2964 * layout.h (struct Kept_section): Move out of class Layout.
2965 Remove trailing underscores from field names. Add group_sections
2966 field. Rename group_ field to is_group. Change all uses.
2967 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2968 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2969 comdat_groups_ field.
2970 (Sized_relobj::include_section_group): Use
2971 find_or_add_kept_section and Kept_section::group_sections.
2972 (Sized_relobj::include_linkonce_section): Likewise.
2973 * object.cc (class Sized_relobj): Don't define Comdat_group or
2974 Comdat_group_table. Remove find_comdat_group and
2975 add_comdat_group. Remove comdat_groups_ field.
2976 * plugin.cc (include_comdat_group): Use
2977 Layout::find_or_add_kept_section.
2979 2009-02-28 Ian Lance Taylor <iant@google.com>
2981 * README: --gc-sections and map files are now supported. Document
2982 some build requirements.
2985 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2986 relocatable link set the value of the section symbol to zero.
2987 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2988 relocatable link don't include the section address in the local
2991 2009-02-27 Ian Lance Taylor <iant@google.com>
2994 * options.h (class Search_directory): Add is_system_directory.
2995 (class General_options): Declare is_in_system_directory.
2996 * options.cc (get_relative_sysroot): Make static.
2997 (get_default_sysroot): Make static.
2998 (General_optoins::is_in_system_directory): New function.
2999 * fileread.cc (Input_file::is_in_system_directory): New function.
3000 * fileread.h (class Input_file): Declare is_in_system_directory.
3001 * object.h (class Object): Add is_in_system_directory.
3002 (class Input_objects): Remove system_library_directory_ field.
3003 * object.cc (Input_objects::add_object): Don't set
3004 system_library_directory_.
3005 (input_objects::found_in_system_library_directory): Remove.
3006 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3007 parameter. Change all callers.
3008 (Symbol_table::sized_write_globals): Likewise.
3009 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3010 Call Object::is_in_system_directory.
3011 * symtab.h (class Symbol_table): Update declarations.
3014 * descriptors.h (Open_descriptor): Add is_on_stack field.
3015 * descriptors.cc (Descriptors::open): If the descriptor is on the
3016 top of the stack, remove it. Initialize is_on_stack field.
3017 (Descriptors::release): Only add pod to stack if it is not on the
3019 (Descriptors::close_some_descriptor): Clear stack_next and
3023 * output.cc (Output_section::find_starting_output_address): Rename
3024 from starting_output_address; add PADDR parameter; change return
3026 * output.h (class Output_section): Declare
3027 find_starting_output_address instead of starting_output_address.
3028 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3029 section symbol for which we can't find a merge section.
3032 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3033 hidden or internal, force the symbol to be local.
3034 * resolve.cc (Symbol::override_visibility): Define.
3035 (Symbol::override_base): Use override_visibility.
3036 (Symbol_table::resolve): Likewise.
3037 (Symbol::override_base_with_special): Likewise.
3038 (Symbol_table::override_with_special): If the visibility is hidden
3039 or internal, force the symbol to be local.
3040 * symtab.h (class Symbol): Add set_visibility and
3041 override_visibility.
3042 * testsuite/ver_test_1.sh: New file.
3043 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3044 (check_DATA): Add ver_test_1.syms.
3045 (ver_test_1.syms): New target.
3046 * testsuite/Makefile.in: Rebuild.
3048 2009-02-25 Cary Coutant <ccoutant@google.com>
3050 * layout.cc (Layout::choose_output_section): Don't rename sections
3051 when using a linker script that has a SECTIONS clause.
3052 * Makefile.in: Regenerate.
3054 * testsuite/Makefile.am (script_test_5.sh): New test case.
3055 * testsuite/Makefile.in: Regenerate.
3056 * testsuite/script_test_5.cc: New file.
3057 * testsuite/script_test_5.sh: New file.
3058 * testsuite/script_test_5.t: New file.
3060 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3062 * archive.cc (Archive::include_member): Update calls to add_symbols.
3063 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3064 the Layout argument.
3065 * dynobj.h (do_add_symbols): Add the Layout argument.
3066 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3068 * object.h (Object::add_symbols): Add the Layout argument.
3069 (Object::do_add_symbols): Add the Layout argument.
3070 (Sized_relobj::do_add_symbols): Add the Layout argument.
3071 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3072 Unify the two versions.
3073 (Add_plugin_symbols): Remove.
3074 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3075 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3076 (Add_plugin_symbols): Remove.
3077 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3078 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3079 (Add_symbols::run): Make it work with Pulginobj.
3081 2009-02-06 Ian Lance Taylor <iant@google.com>
3083 * object.cc (Sized_relobj::do_layout): Make info message start
3084 with lower case letter.
3086 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3088 * binary.cc: Fix file comment.
3090 * options.h (enum Incremental_disposition): Define.
3091 (class General_options): Add new options: --incremental,
3092 --incremental_changed, --incremental_unchanged,
3093 --incremental_unknown. Add incremental_disposition_ and
3094 implicit_incremental_ fields.
3095 (General_options::incremental_disposition): New function.
3096 (class Position_dependent_options): Add incremental_disposition
3098 (Position_dependent_options::copy_from_options): Set incremental
3100 * options.cc (General_options::parse_incremental_changed): New
3102 (General_options::parse_incremental_unchanged): New function.
3103 (General_options::parse_incremental_unknown): New function.
3104 (General_options::General_options): Initialize new fields
3105 incremental_disposition_ and implicit_incremental_.
3106 (General_options::finalize): Check for uasge of --incremental-*
3107 without --incremental.
3109 2009-02-06 Chris Demetriou <cgd@google.com>
3111 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3112 pointer and to report location as the file name associated with
3114 (gold_undefined_symbol_at_location): New function to replace the
3115 old gold_undefined_symbol functionality.
3116 * target-reloc.h (relocate_section): Update to use
3117 gold_undefined_symbol_at_location.
3118 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3119 Call gold_undefined_symbol function rather than gold_error.
3120 * errors.h (Errors::undefined_symbol): Take location as a
3121 string, rather than calculating it from a relocation.
3122 * errors.cc (Errors::fatal): Print "fatal error:" before the
3124 (Errors::error, Errors::error_at_location): Print "error: "
3125 before the formatted message.
3126 (Errors::undefined_symbol): Take location as a string, rather
3127 than calculating it from a relocation.
3128 (gold_undefined_symbol_at_location): New function akin to
3129 old gold_undefined_symbol, calculates location from relocation.
3130 (gold_undefined_symbol): Change to take only a Symbol pointer
3131 and to report location as the file name associated with the symbol.
3132 * testsuite/debug_msg.sh: Update for changed error messages.
3133 * testsuite/undef_symbol.sh: Likewise.
3135 2009-02-04 Duncan Sands <baldrick@free.fr>
3138 * reduced_debug_output.h
3139 (Output_reduced_debug_abbrev_section::failed): Use format for
3141 (Output_reduced_debug_info_section::faild): Likewise.
3143 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3145 * script.cc (Lazy_demangler): New class.
3146 (Version_script_info::get_symbol_version_helper): Demangle a
3149 2009-01-29 Cary Coutant <ccoutant@google.com>
3151 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3153 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3155 2009-01-28 Ian Lance Taylor <iant@google.com>
3157 * version.cc (version_string): Bump to 1.9.
3159 * gold.h: Include <cstring> and <stdint.h>.
3160 * version.cc: Include <cstdio>.
3161 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3163 * reduced_debug_output.cc (insert_into_vector): Rename from
3164 Insert_into_vector; change all callers. Use Swap_unaligned to
3165 avoid aliasing issue; remove union since it is unnecessary.
3167 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3169 * Makefile.am (CCFILES): Add gc.cc.
3171 * Makefile.in: Regenerate.
3172 * gold.cc (Gc_runner): New class.
3173 (queue_initial_tasks): Call garbage collection related tasks
3174 when corresponding options are invoked.
3175 (queue_middle_gc_tasks): New function.
3176 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3177 processed early before laying out sections during garbage collection.
3178 * gold.h (queue_middle_gc_tasks): New function.
3179 (is_prefix_of): Move from "layout.cc".
3180 * i386.cc (Target_i386::gc_process_relocs): New function.
3181 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3182 * main.cc (main): Create object of class "Garbage_collection".
3183 * object.cc (Relobj::copy_symbols_data): New function.
3184 (Relobj::is_section_name_included): New function.
3185 (Sized_relobj::do_layout): Allow this function to be called twice
3186 during garbage collection and defer layout of section during the
3188 * object.h (Relobj::get_symbols_data): New function.
3189 (Relobj::is_section_name_included): New function.
3190 (Relobj::copy_symbols_data): New function.
3191 (Relobj::set_symbols_data): New function.
3192 (Relobj::get_relocs_data): New function.
3193 (Relobj::set_relocs_data): New function.
3194 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3195 (Relobj::gc_process_relocs): New function.
3196 (Relobj::do_gc_process_relocs): New pure virtual function.
3197 (Relobj::sd_): New data member.
3198 (Sized_relobj::is_output_section_offset_invalid): New function.
3199 (Sized_relobj::do_gc_process_relocs): New function.
3200 * options.h (General_options::gc_sections): Modify to not be a no-op.
3201 (General_options::print_gc_sections): New option.
3202 * plugin.cc (Plugin_finish::run): Remove function call to
3203 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3204 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3205 * reloc.cc (Read_relocs::run): Add task to process relocs and
3206 determine unreferenced sections when doing garbage collection.
3207 (Gc_process_relocs): New class.
3208 (Sized_relobj::do_gc_process_relocs): New function.
3209 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3210 sections that are garbage collected.
3211 * reloc.h (Gc_process_relocs): New class.
3212 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3213 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3214 symbols whose corresponding sections are garbage collected.
3215 (Symbol_table::Symbol_table): Add new parameter for the garbage
3217 (Symbol_table::gc_mark_undef_symbols): New function.
3218 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3219 (Symbol_table::gc_mark_dyn_syms): New function.
3220 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3222 (Symbol_table::add_from_object): Likewise.
3223 (Symbol_table::add_from_relobj): When building shared objects, do not
3224 treat externally visible symbols as garbage.
3225 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3226 table information for static and relocatable links.
3227 * symtab.h (Symbol_table::set_gc): New function.
3228 (Symbol_table::gc): New function.
3229 (Symbol_table::gc_mark_undef_symbols): New function.
3230 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3231 (Symbol_table::gc_mark_dyn_syms): New function.
3232 (Symbol_table::gc_): New data member.
3233 * target.h (Sized_target::gc_process_relocs): New pure virtual
3235 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3236 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3238 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3240 * options.h (General_options::gc_sections): Define as a no-op for now.
3241 (General_options::no_keep_memory): Ditto.
3242 (General_options::Bshareable): Define.
3243 * options.cc (General_options::finalize): Honor -Bshareable.
3245 2009-01-20 Andreas Schwab <schwab@suse.de>
3247 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3248 read the value in the contents, since we don't use it. Use the
3249 template endianness when writing.
3250 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3252 2009-01-19 Andreas Schwab <schwab@suse.de>
3254 * configure.tgt (powerpc64-*): Fix targ_obj.
3256 2009-01-15 Ian Lance Taylor <iant@google.com>
3258 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3259 local symbols when stripping all symbols.
3261 2009-01-14 Cary Coutant <ccoutant@google.com>
3263 * output.cc (Output_reloc): Add explicit instantiations.
3265 2009-01-14 Cary Coutant <ccoutant@google.com>
3267 * archive.cc (Archive::get_elf_object_for_member): Remove call
3268 to File_read::claim_for_plugin.
3269 * descriptors.cc (Descriptors::open): Remove reference to
3271 (Descriptors::claim_for_plugin): Remove.
3272 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3273 (Descriptors::is_claimed): Remove.
3274 (claim_descriptor_for_plugin): Remove.
3275 * fileread.cc (File_read::claim_for_plugin): Remove.
3276 * fileread.h (File_read::claim_for_plugin): Remove.
3277 (File_read::descriptor): Reopen descriptor if necessary.
3278 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3279 (Plugin_manager::all_symbols_read): Add task parameter. Change
3281 (Plugin_manager::get_input_file): New function.
3282 (Plugin_manager::release_input_file): New function.
3283 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3284 corresponding data member.
3285 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3286 and pass to base constructor. Change all callers.
3287 (get_input_file, release_input_file): New functions.
3288 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3289 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3290 (Plugin_manager::all_symbols_read): Add task parameter.
3291 (Plugin_manager::get_input_file): New function.
3292 (Plugin_manager::release_input_file): New function.
3293 (Plugin_manager::task_): New data member.
3294 (Pluginobj::Pluginobj): Add filesize parameter.
3295 (Pluginobj::filename): New function.
3296 (Pluginobj::descriptor): New function.
3297 (Pluginobj::filesize): New function.
3298 (Pluginobj::filesize_): New data member.
3299 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3300 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3301 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3303 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3304 with archive libraries.
3305 * testsuite/Makefile.in: Regenerate.
3306 * testsuite/plugin_test.c (struct sym_info): New type.
3307 (get_input_file, release_input_file): New static variables.
3308 (onload): Capture new transfer vector entries.
3309 (claim_file_hook): Stop reading at end of file according to filesize.
3310 Factor out parsing of readelf output into separate function.
3311 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3312 APIs and get the source file name from the symbol table. Convert
3313 source file name to corresponding object file name. Print info
3314 message when adding new input files.
3315 (parse_readelf_line): New function.
3316 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3317 * testsuite/plugin_test_2.sh: Likewise.
3318 * testsuite/plugin_test_3.sh: Likewise.
3319 * testsuite/plugin_test_4.sh: New test case.
3321 2009-01-07 Ian Lance Taylor <iant@google.com>
3323 * version.cc (version_string): Bump to 1.8.
3325 2008-12-23 Cary Coutant <ccoutant@google.com>
3327 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3328 * plugin.cc (Plugin_manager::finish): Rename as
3329 layout_deferred_objects. Move cleanup to separate function.
3330 (Plugin_manager::cleanup): New function.
3331 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3333 * plugin.h (Plugin_manager::finish): Rename as
3334 layout_deferred_objects.
3335 (Plugin_manager::cleanup): New function.
3336 (Plugin_manager::cleanup_done): New field.
3338 2008-12-23 Cary Coutant <ccoutant@google.com>
3340 * plugin.cc (is_visible_from_outside): New function.
3341 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3342 so we don't return "IR only" status for exported symbols or -r links.
3344 * testsuite/Makefile.am (plugin_test_3): New test case.
3345 * testsuite/Makefile.in: Regenerate.
3346 * testsuite/plugin_test_3.sh: New file.
3348 2008-12-22 Cary Coutant <ccoutant@google.com>
3350 * object.cc (Sized_relobj::layout_section): New function.
3351 (Sized_relobj::do_layout): Defer layout of input sections until after
3352 plugin has provided replacement files.
3353 (Sized_relobj::do_layout_deferred_sections): New function.
3354 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3355 (Relobj::layout_deferred_sections): New function.
3356 (Relobj::do_layout_deferred_sections): New function.
3357 (Sized_relobj::do_layout_deferred_sections): New function.
3358 (Sized_relobj::layout_section): New function.
3359 (Sized_relobj::Deferred_layout): New structure.
3360 (Sized_relobj::deferred_layout_): New field.
3361 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3362 Change all callers. Layout deferred sections.
3363 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3365 (Plugin_hook::run): Move code from do_plugin_hook inline.
3366 (Plugin_hook::do_plugin_hook): Remove.
3367 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3368 (Plugin_manager::finish): Renamed, was cleanup.
3369 (Plugin_manager::should_defer_layout): New function.
3370 (Plugin_manager::add_deferred_layout_object): New function.
3371 (Plugin_manager::Deferred_layout_list): New type.
3372 (Plugin_manager::deferred_layout_objects_): New field.
3373 (Plugin_hook::do_plugin_hook): Remove.
3375 2008-12-17 Ian Lance Taylor <iant@google.com>
3377 * options.h (class General_options): Add --no case for
3380 2008-12-16 Cary Coutant <ccoutant@google.com>
3382 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3384 (Plugin_manager::claim_file): Create plugin object even if
3385 plugin did not call the add_symbols callback.
3386 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3387 asking for more symbols than were added.
3388 * testsuite/Makefile.am (plugin_test_1): Add test case with
3390 (empty.syms): New target.
3391 * testsuite/Makefile.in: Regenerate.
3392 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3393 message. Don't call add_symbols if no globals.
3394 (all_symbols_read_hook): Don't provide replacement for empty
3397 2008-12-12 Ian Lance Taylor <iant@google.com>
3399 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3400 r_type == 0 for a local symbol with r_sym == 0.
3401 (scan_relocatable_relocs): Pass r_sym to
3402 local_non_section_strategy.
3403 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3406 * configure.ac: Update test for TLS descriptors: they are
3407 supported as of glibc 2.9.
3408 * configure: Rebuild.
3410 2008-12-11 Ian Lance Taylor <iant@google.com>
3413 * target-reloc.h (Default_scan_relocatable_relocs): For each
3414 function, map r_type == 0 to RELOC_DISCARD.
3416 2008-12-10 Cary Coutant <ccoutant@google.com>
3418 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3419 object to override a kept COMDAT group from a plugin object.
3421 2008-12-09 Ian Lance Taylor <iant@google.com>
3424 * yyscript.y (file_cmd): Handle INPUT.
3426 * testsuite/initpri1.c: Change all declarations to be full
3427 prototypes by adding void, to avoid compiler warnings.
3429 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3431 * options.cc (General_options::parse_plugin_opt): New.
3432 (General_options::add_plugin): The argument now is just the filename.
3433 (General_options::add_plugin_option): New.
3434 * options.h (plugin_opt): New.
3435 (add_plugin): Change argument name.
3436 (add_plugin_option): New.
3437 * plugin.cc (Plugin::load): Don't parse the plugin option.
3438 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3439 (Plugin::add_option): New.
3440 (Plugin::args_): Change type.
3441 (Plugin::filename_): New.
3442 (Plugin_manager::add_plugin_option): New.
3443 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3444 * testsuite/Makefile.in: Regenerate.
3446 2008-12-05 Cary Coutant <ccoutant@google.com>
3448 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3449 Handle --strip-lto-sections option.
3450 * options.h (strip_lto_sections): New option.
3452 2008-12-01 Cary Coutant <ccoutant@google.com>
3454 * plugin.cc (ld_plugin_message): Change format parameter to const.
3455 Fix mismatch between new[] and delete.
3457 2008-11-14 Cary Coutant <ccoutant@google.com>
3459 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3462 2008-11-05 Craig Silverstein <csilvers@google.com>
3464 * options.cc (General_options::parse_dynamic_list): New function.
3465 * options.h (General_options): New flags dynamic_list,
3466 dynamic_list_data, dynamic_list_cpp_new, and
3467 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3468 (General_options::in_dynamic_list): New function.
3469 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3470 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3471 (Lex::can_continue_name): Likewise.
3473 (read_script_file): New parameter script_options.
3474 (read_dynamic_list): New function.
3475 (Script_options::define_dynamic_list): New function.
3476 (dynamic_list_keyword_parsecodes): New variable.
3477 (dynamic_list_keywords): New variable.
3478 * script.h (Script_options::define_dynamic_list): New function
3480 (read_dynamic_list): New function prototype.
3481 * symtab.cc (strprefix): New macro.
3482 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3483 dynamic_list_data, dynamic_list_cpp_new, and
3484 dynamic_list_cpp_typeinfo.
3485 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3486 (dynamic_list_expr): New rule.
3487 (dynamic_list_nodes): Likewise.
3488 (dynamic_list_node): Likewise.
3489 * testsuite/Makefile.am (dynamic_list): New test.
3490 * testsuite/Makefile.in: Regenerated.
3491 * testsuite/dynamic_list.t: New file.
3492 * testsuite/dynamic_list.sh: New file.
3494 2008-11-05 Craig Silverstein <csilvers@google.com>
3496 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3497 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3498 (t11_last): Likewise.
3499 * testsuite/ver_test_6.c (main): Likewise.
3501 2008-10-07 Cary Coutant <ccoutant@google.com>
3503 * options.c (General_options::finalize): Add check for -static and
3505 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3508 2008-10-02 Cary Coutant <ccoutant@google.com>
3510 * plugin.cc (make_sized_plugin_object): Fix conditional
3511 compilation to work when not all targets are enabled.
3513 2008-09-29 Cary Coutant <ccoutant@google.com>
3515 * archive.cc (Archive::get_file_and_offset): Use filename instead
3516 of name to get library path.
3517 (Archive::include_member): Unlock external member of a thin archive.
3519 * testsuite/Makefile.am (TEST_AR): New variable.
3520 (thin_archive_test_1): New test.
3521 (thin_archive_test_2): New test.
3522 * testsuite/Makefile.in: Regenerate.
3523 * testsuite/thin_archive_main.cc: New file.
3524 * testsuite/thin_archive_test_1.cc: New file.
3525 * testsuite/thin_archive_test_2.cc: New file.
3526 * testsuite/thin_archive_test_3.cc: New file.
3527 * testsuite/thin_archive_test_4.cc: New file.
3529 2008-09-29 Cary Coutant <ccoutant@google.com>
3531 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3532 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3534 (Sized_relobj::do_finalize_local_symbols): Likewise.
3535 (Sized_relobj::map_to_kept_section): Likewise.
3536 * object.h (Sized_relobj::invalid_address): New constant.
3537 (Sized_relobj::do_output_section_offset): Check for invalid_address
3539 * output.cc (Output_reloc::local_section_offset): Use constant
3540 invalid_address instead of -1U.
3541 (Output_reloc::get_address): Likewise.
3542 (Output_section::output_address): Change -1U to -1ULL.
3543 * output.h (Output_reloc::invalid_address): New constant.
3544 * reloc.cc (Sized_relobj::write_sections): Use constant
3545 invalid_address instead of -1U.
3546 (Sized_relobj::relocate_sections): Likewise.
3547 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3548 values for merge sections.
3549 * target-reloc.h (relocate_for_relocatable): Use constant
3550 invalid_address instead of -1U.
3552 2008-09-19 Cary Coutant <ccoutant@google.com>
3554 Add plugin functionality for link-time optimization (LTO).
3555 * configure.ac (plugins): Add --enable-plugins option.
3556 * configure: Regenerate.
3557 * config.in: Regenerate.
3558 * Makefile.am (LIBDL): New variable.
3559 (CCFILES): Add plugin.cc.
3560 (HFILES): Add plugin.h.
3561 (ldadd_var): Add LIBDL.
3562 * Makefile.in: Regenerate.
3564 * archive.cc: Include "plugin.h".
3565 (Archive::setup): Don't preread archive symbols when using a plugin.
3566 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3567 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3569 (Archive::include_member): Add symbols from plugin objects.
3570 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3571 * descriptors.cc (Descriptors::open): Check for file descriptors
3572 abandoned by plugins.
3573 (Descriptors::claim_for_plugin): New function.
3574 * descriptors.h (Descriptors::claim_for_plugin): New function.
3575 (Open_descriptor::is_claimed): New field.
3576 (claim_descriptor_for_plugin): New function.
3577 * fileread.cc (File_read::claim_for_plugin): New function.
3578 * fileread.h (File_read::claim_for_plugin): New function.
3579 (File_read::descriptor): New function.
3580 * gold.cc: Include "plugin.h".
3581 (queue_initial_tasks): Add task to call plugin hooks for generating
3583 * main.cc: Include "plugin.h".
3584 (main): Load plugin libraries.
3585 * object.h (Pluginobj): Declare.
3586 (Object::pluginobj): New function.
3587 (Object::do_pluginobj): New function.
3588 (Object::set_target): New function.
3589 * options.cc: Include "plugin.h".
3590 (General_options::parse_plugin): New function.
3591 (General_options::General_options): Initialize plugins_ field.
3592 (General_options::add_plugin): New function.
3593 * options.h (Plugin_manager): Declare.
3594 (General_options): Add --plugin option.
3595 (General_options::has_plugins): New function.
3596 (General_options::plugins): New function.
3597 (General_options::add_plugin): New function.
3598 (General_options::plugins_): New field.
3599 * plugin.cc: New file.
3600 * plugin.h: New file.
3601 * readsyms.cc: Include "plugin.h".
3602 (Read_symbols::do_read_symbols): Check for archive before checking
3603 for ELF file. Call plugin hooks to claim files.
3604 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3605 from a real object file; force override when processing replacement
3607 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3608 (Symbol::init_base_object): Likewise.
3609 (Symbol::init_base_output_data): Likewise.
3610 (Symbol::init_base_output_segment): Likewise.
3611 (Symbol::init_base_constant): Likewise.
3612 (Symbol::init_base_undefined): Likewise.
3613 (Symbol::output_section): Assert that object is not a plugin.
3614 (Symbol_table::add_from_pluginobj): New function.
3615 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3617 (Symbol_table::sized_write_globals): Likewise.
3618 (Symbol_table::add_from_pluginobj): Instantiate template.
3619 * symtab.h (Sized_pluginobj): Declare.
3620 (Symbol::in_real_elf): New function.
3621 (Symbol::set_in_real_elf): New function.
3622 (Symbol::in_real_elf_): New field.
3623 (Symbol_table::add_from_pluginobj): New function.
3625 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3626 (LIBDL): New variable.
3628 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3629 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3630 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3631 (MOSTLYCLEANFILES): Likewise.
3632 * testsuite/Makefile.in: Regenerate.
3633 * testsuite/plugin_test.c: New file.
3634 * testsuite/plugin_test_1.sh: New file.
3635 * testsuite/plugin_test_2.sh: New file.
3637 2008-09-16 Ian Lance Taylor <iant@google.com>
3639 * target-reloc.h (relocate_section): Check whether a symbol is
3640 defined by the ABI before reporting an undefined symbol error.
3641 * target.h (Target::is_defined_by_abi): Make parameter const.
3642 (Target::do_is_defined_by_abi): Likewise.
3643 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3644 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3645 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3646 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3647 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3648 * testsuite/Makefile.in: Rebuild.
3650 * fileread.cc (make_view): Add casts to avoid warning.
3652 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3654 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3655 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3657 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3659 * options.h (General_options::output_is_executable): New.
3660 (General_options::output_is_pie): New.
3661 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3662 for shared libraries.
3663 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3665 2008-09-11 Chris Demetriou <cgd@google.com>
3667 * options.h (origin): New -z option.
3668 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3669 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3672 2008-09-05 Cary Coutant <ccoutant@google.com>
3674 * fileread.cc (File_read::make_view): Add check for attempt to map
3677 2008-09-05 Cary Coutant <ccoutant@google.com>
3679 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3680 explicit instantiations.
3682 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3685 * options.cc (General_options::finalize): Allow undefined symbols
3686 in shlibs if linking -shared.
3689 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3690 symbols as not needing a dynsym entry.
3692 2008-08-20 Craig Silverstein <csilvers@google.com>
3694 * fileread.cc (File_read::open): Do not lock the file unless it
3695 was successfully opened.
3697 2008-08-14 Cary Coutant <ccoutant@google.com>
3699 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3700 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3701 * testsuite/tls_test.cc (struct int128): 128-bit struct
3702 for testing TLS relocs with non-zero addend.
3703 (v12): New TLS variable.
3705 (t_last): Add check for v12.
3706 * testsuite/tls_test.h (t12): New function.
3707 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3709 2008-08-13 Ian Lance Taylor <iant@google.com>
3711 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3712 set tls_segment_ or relro_segment_.
3713 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3715 * output.h (Output_section::clear_is_relro): New function.
3716 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3717 sections specially even when output_data_ is empty.
3718 (Output_segment::maximum_alignment): When first section is relro,
3719 only force alignment for PT_LOAD segments.
3720 * script.cc (script_data_segment_align): New function.
3721 (script_data_segment_relro_end): New function.
3722 * script-c.h (script_data_segment_align): Declare.
3723 (script_data_segment_relro_end): Declare.
3724 * script-sections.h (class Script_sections): Declare
3725 data_segment_align and data_segment_relro_end. Add fields
3726 segment_align_index_ and saw_relro_end_.
3727 * script-sections.cc (class Sections_element): Add set_is_relro
3728 virtual function. Add new bool* parameter to place_orphan_here.
3729 Add get_output_section virtual function.
3730 (class Output_section_definition): Add set_is_relro. Add new
3731 bool* parameter to place_orphan_here. Add get_output_section.
3732 Add is_relro_ field.
3733 (Output_section_definition::Output_section_definition): Initialize
3734 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3735 and is_relro_ fields.
3736 (Output_section_definition::place_orphan_here): Add is_relro
3738 (Output_section_definition::set_section_addresses): Set relro for
3740 (Output_section_definition::alternate_constraint): Likewise.
3741 (class Orphan_output_section): Add new bool* parameter to
3742 place_orphan_here. Add get_output_section.
3743 (Orphan_output_section::place_orphan_here): Add is_relro
3745 (Script_sections::Script_sections): Initialize
3746 data_segment_align_index_ and saw_relro_end_.
3747 (Script_sections::data_segment_align): New function.
3748 (Script_sections::data_segment_relro_end): New function.
3749 (Script_sections::place_orphan): Set or clear is_relro.
3750 (Script_sections::set_section_addresses): Force alignment of first
3752 * yyscript.y (exp): Call script_data_segment_align and
3753 script_data_segment_relro_end.
3754 * testsuite/relro_script_test.t: New file.
3755 * testsuite/relro_test.cc (using_script): Declare.
3756 (t1, t2): Test using_script.
3757 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3758 (relro_script_test_SOURCES): Define.
3759 (relro_script_test_DEPENDENCIES): Define.
3760 (relro_script_test_LDFLAGS): Define.
3761 (relro_script_test_LDADD): Define.
3762 (relro_script_test.so): New target.
3763 * testsuite/Makefile.in: Rebuild.
3765 2008-08-06 Cary Coutant <ccoutant@google.com>
3767 * archive.cc (Archive::total_archives, Archive::total_members)
3768 (Archive::total_members_loaded): New variables.
3769 (Archive::setup): Add parameter. Add option to preread
3771 (Archive::read_armap): Add counter.
3772 (Archive::get_file_and_offset): New function.
3773 (Archive::get_elf_object_for_member): New function.
3774 (Archive::read_all_symbols): New function.
3775 (Archive::read_symbols): New function.
3776 (Archive::add_symbols): Add counters.
3777 (Archive::include_all_members): Use armap to find members if it's
3779 (Archive::include_member): Skip reading symbols if already read.
3780 Factored code into Archive::get_file_and_offset and
3781 Archive::get_elf_object_for_member. Changed call to
3782 Mapfile::report_include_archive_member.
3783 (Archive::print_stats): New function.
3784 * archive.h: Declare Object and Read_symbols_data classes.
3785 (Archive::Archive): Add initializers for new members.
3786 (Archive::setup): Add parameter.
3787 (Archive::print_stats): New function.
3788 (Archive::total_archives, Archive::total_members)
3789 (Archive::total_members_loaded): New variables.
3790 (Archive::get_file_and_offset): New function.
3791 (Archive::get_elf_object_for_member): New function.
3792 (Archive::read_all_symbols): New function.
3793 (Archive::read_symbols): New function.
3794 (Archive::Archive_member): New class.
3795 (Archive::members_): New member.
3796 (Archive::num_members_): New member.
3797 * main.cc: Include archive.h.
3798 (main): Call Archive::print_stats.
3799 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3800 archive parameter; member_name is now the fully-decorated name.
3801 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3802 * options.h: (General_options): Add --preread-archive-symbols option.
3803 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3806 2008-08-04 Ian Lance Taylor <iant@google.com>
3808 * symtab.h (Symbol::use_plt_offset): New function.
3809 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3810 * powerpc.cc (Relocate::relocate): Likewise.
3811 * sparc.cc (Relocate::relocate): Likewise.
3812 * x86_64.cc (Relocate::relocate): Likewise.
3813 * testsuite/weak_plt.sh: New test.
3814 * testsuite/weak_plt_main.cc: New test.
3815 * testsuite/weak_plt_shared.cc: New test.
3816 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3817 (check_PROGRAMS): Add weak_plt.
3818 (check_DATA): Add weak_plt_shared.so.
3819 (weak_plt_main_pic.o, weak_plt): New targets.
3820 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3821 * testsuite/Makefile.in: Rebuild.
3823 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3825 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3826 * testsuite/Makefile.in: Rebuild.
3828 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3830 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3831 * Makefile.in: Regenerate.
3832 * po/POTFILES.in: Regenerate.
3834 2008-07-29 Ian Lance Taylor <iant@google.com>
3836 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3837 symbols before other symbols.
3838 * testsuite/script_test_2.cc (test_addr): Declare.
3839 (test_addr_alias): Declare.
3840 (main): Check that test_addr and test_addr_alias have the right
3842 * testsuite/script_test_2.t: Define test_addr_alias and
3845 2008-07-24 Ian Lance Taylor <iant@google.com>
3848 * descriptors.cc: New file.
3849 * descriptors.h: New file.
3850 * gold-threads.h (class Hold_optional_lock): New class.
3851 * fileread.cc: Include "descriptors.h".
3852 (File_read::~File_read): Release descriptor rather than closing
3854 (File_read::open) [file]: Call open_descriptor rather than open.
3855 Set is_descriptor_opened_.
3856 (File_read::open) [memory]: Assert that descriptor is not open.
3857 (File_read::reopen_descriptor): New function.
3858 (File_read::release): Release descriptor.
3859 (File_read::do_read): Make non-const. Reopen descriptor.
3860 (File_read::read): Make non-const.
3861 (File_read::make_view): Reopen descriptor.
3862 (File_read::do_readv): Likewise.
3863 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3864 Update declarations.
3865 * layout.cc: Include "descriptors.h".
3866 (Layout::create_build_id): Use open_descriptor rather than open.
3867 * output.cc: Include "descriptors.h".
3868 (Output_file::open): Use open_descriptor rather than open.
3869 * archive.cc (Archive::const_iterator): Change Archive to be
3871 (Archive::begin, Archive::end): Make non-const.
3872 (Archive::count_members): Likewise.
3873 * archive.h (class Archive): Update declarations.
3874 * object.h (Object::read): Make non-const.
3875 * Makefile.am (CCFILES): Add descriptors.cc.
3876 (HFILES): Add descriptors.h.
3877 * Makefile.in: Rebuild.
3880 * gold.h: Always include <clocale>. Add Solaris workarounds
3881 following code in binutils/sysdep.h.
3884 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3885 this->eh_frame_hdr_ is NULL before using it.
3887 * dynobj.cc (Versions::Versions): Update comment.
3889 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3890 the base version name.
3892 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3893 array size plus one.
3894 (Stringpool_template::set_string_offsets): Subtract one from key
3895 before using it as an array index.
3896 (Stringpool_template::get_offset_with_length): Likewise.
3897 (Stringpool_template::write_to_buffer): Likewise.
3898 * stringpool.h (Stringpool_template::get_offset_from_key):
3901 2008-07-23 Ian Lance Taylor <iant@google.com>
3904 * object.h (Merged_symbol_value::value): Do our best to handle a
3908 * script.cc (Version_script_info::get_versions): Don't add empty
3909 version tag to return value.
3910 (Version_script_info::get_symbol_version_helper): Change return
3911 type to bool. Add pversion parameter. Change all callers.
3912 (script_register_vers_node): Don't require a non-NULL tag.
3913 * script.h (class Version_script_info): Update declarations.
3914 (Version_script_info::get_symbol_version): Change return type to
3915 bool. Add version parameter. Change all callers.
3916 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3917 handling. Handle an empty version from a version script.
3918 (Symbol_table::define_special_symbol): Likewise.
3919 * testsuite/ver_test_10.script: New file.
3920 * testsuite/ver_test_10.sh: New file.
3921 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3922 (check_DATA): Add ver_test_10.syms.
3923 (ver_test_10.syms, ver_test_10.so): New target.
3924 * testsuite/Makefile.in: Rebuild.
3926 2008-07-23 Simon Baldwin <simonb@google.com>
3928 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3929 to zero for undefined symbols from dynamic libraries.
3931 2008-07-23 Ian Lance Taylor <iant@google.com>
3933 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3935 * symtab.h (class Symbol_table): Update declaration.
3936 * testsuite/ver_test_9.cc: New file.
3937 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3938 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3939 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3940 (ver_test_9.so, ver_test_9.o): New targets.
3941 * testsuite/Makefile.in: Rebuild.
3943 2008-07-22 Ian Lance Taylor <iant@google.com>
3945 * options.h (class General_options): Define --check-sections.
3946 * layout.cc (Layout::set_segment_offsets): Handle
3949 * options.h (class General_options): Define -n/--nmagic and
3951 * options.cc (General_options::finalize): For -n/--nmagic or
3952 -N/--omagic, set -static.
3953 * layout.cc (Layout::attach_allocated_section_to_segment): If
3954 -N/--omagic, don't put read-only and read-write sections in
3956 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3957 finding a read-only segment.
3958 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3959 don't set the minimum segment alignment to the common page size,
3960 and don't set the file offset to the address modulo the page size.
3961 * script-sections.cc (Script_sections::create_segments): If
3962 -n/--omagic, don't put read-only and read-write sections in
3965 * cref.cc: New file.
3967 * options.h (class General_options): Add --print-symbol-counts.
3968 * main.cc (main): Issue defined symbol report if requested.
3969 * archive.cc (Archive::interpret_header): Make into a const member
3971 (Archive::add_symbols): Call Input_objects::archive_start and
3973 (Archive::const_iterator): Define new class.
3974 (Archive::begin, Archive::end): New functions.
3975 (Archive::include_all_members): Rewrite to use iterator.
3976 (Archive::count_members): New function.
3977 * archive.h (class Archive): Update declarations.
3978 (Archive::filename): New function.
3979 * object.cc: Include "cref.h".
3980 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3981 (Sized_relobj::do_get_global_symbol_counts): New function.
3982 (Input_objects::add_object): Add object to cross-referencer.
3983 (Input_objects::archive_start): New function.
3984 (Input_objects::archive_stop): New function.
3985 (Input_objects::print_symbol_counts): New function.
3986 * object.h: Declare Cref and Archive.
3987 (Object::get_global_symbol_counts): New function.
3988 (Object::do_get_global_symbol_counts): New pure virtual function.
3989 (class Sized_relobj): Add defined_count_ field. Update
3991 (class Input_objects): Add cref_ field. Update constructor.
3992 Update declarations.
3993 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3995 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3997 (Sized_dynobj::do_get_global_symbol_counts): New function.
3998 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3999 defined_count_. Update declarations. Define Symbols typedef.
4000 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4001 parameter. Change all callers.
4002 (Symbol_table::add_from_dynobj): Add sympointers and defined
4003 parameters. Change all callers.
4004 * symtab.h (class Symbol_table): Update declarations.
4005 * Makefile.am (CCFILES): Add cref.cc.
4006 (HFILES): Add cref.h.
4007 * Makefile.in: Rebuild.
4009 2008-07-22 Simon Baldwin <simonb@google.com>
4011 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4012 to zero when writing undefined symbols.
4014 2008-07-22 Ian Lance Taylor <iant@google.com>
4016 * output.cc (Output_section::add_input_section): Don't try to
4017 merge empty merge sections.
4019 2008-07-21 Craig Silverstein <csilvers@google.com>
4021 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4022 Include symbol version in error message.
4024 2008-07-20 Chris Demetriou <cgd@google.com>
4026 * configure.ac (gold_cv_c_random_seed): New configured variable.
4027 (RANDOM_SEED_CFLAGS): New substituted variable.
4028 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4029 * configure: Rebuild.
4030 * Makefile.in: Likewise.
4031 * testsuite/Makefile.in: Likewise.
4033 2008-07-18 Ian Lance Taylor <iant@google.com>
4035 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4036 where we see NAME/NULL and NAME/VERSION as separate symbols.
4037 * testsuite/ver_test_main.cc (main): Call t4.
4038 (t4, t4_2a): Define.
4039 * testsuite/ver_test_2.cc (t4_2): Define.
4040 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4041 * testsuite/ver_test_4.cc (t4_2a): Define.
4042 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4043 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4045 2008-07-17 Ian Lance Taylor <iant@google.com>
4047 * dynobj.cc (Versions::add_def): If we give an error about a
4048 missing version, go ahead and create the version anyhow.
4050 2008-07-10 Ian Lance Taylor <iant@google.com>
4052 Handle output sections with more than 0x7fffffff bytes.
4053 * object.h (class Relobj): Change map_to_output_ to
4054 output_sections_, and just keep a section pointer. Change all
4055 uses. Move comdat group support to Sized_relobj.
4056 (Relobj::is_section_specially_mapped): Remove.
4057 (Relobj::output_section): Remove poff parameter. Change all
4059 (Relobj::output_section_offset): New function.
4060 (Relobj::set_section_offset): Rewrite.
4061 (Relobj::map_to_output): Remove.
4062 (Relobj::output_sections): New function.
4063 (Relobj::do_output_section_offset): New pure virtual function.
4064 (Relobj::do_set_section_offset): Likewise.
4065 (class Sized_relobj): Add section_offsets_ field. Add comdat
4066 group support from Relobj. Update declarations.
4067 (Sized_relobj::get_output_section_offset): New function.
4068 (Sized_relobj::do_output_section_offset): New function.
4069 (Sized_relobj::do_set_section_offset): New function.
4070 * object.cc (Relobj::output_section_address): Remove.
4071 (Sized_relobj::Sized_relobj): Initialize new fields.
4072 (Sized_relobj::include_section_group): Cast find_kept_object to
4074 (Sized_relobj::include_linkonce_section): Likewise.
4075 (Sized_relobj::do_layout): Use separate arrays for output section
4077 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4079 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4080 output_sections and section_offsets.
4081 (Sized_relobj::write_local_symbols): Likewise.
4082 (map_to_kept_section): Compute output address directly.
4083 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4084 output_sections and section_offsets.
4085 (Sized_relobj::write_sections): Likewise.
4086 (Sized_relobj::relocate_sections): Likewise.
4087 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4088 * output.h (class Output_reloc): Update declarations. Change
4089 u2_.relobj to Sized_relobj*.
4090 (class Output_data_reloc): Change add functions to use
4092 * output.cc (Output_reloc::Output_reloc): Change relobj to
4094 (Output_reloc::local_section_offset): Change return type to
4095 Elf_Addr. Use get_output_section_offset.
4096 (Output_reloc::get_address): Likewise.
4097 (Output_section::is_input_address_mapped): Don't call
4098 is_section_specially_mapped.
4099 (Output_section::output_offset): Likewise.
4100 (Output_section::output_address): Likewise.
4101 (Output_section::starting_output_address): Likewise.
4102 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4103 parameter to Sized_relobj*.
4104 (Copy_relocs::need_copy_reloc): Likewise.
4105 (Copy_relocs::save): Likewise.
4106 * copy-relocs.h (class Copy_relocs): Update declarations.
4107 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4108 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4109 * target-reloc.h (relocate_for_relocatable): Change
4110 offset_in_output_section type to Elf_Addr. Change code that uses
4112 * layout.cc (Layout::layout): Always set *off.
4113 * mapfile.cc (Mapfile::print_input_section): Use
4114 output_section_offset.
4115 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4117 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4118 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4119 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4121 2008-07-03 Ian Lance Taylor <iant@google.com>
4123 * layout.cc (Layout::include_section): Do not discard unrecognized
4124 SHT_STRTAB sections.
4126 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4128 * script.cc (Lex::can_continue_name): Make '?' allowable in
4129 version-script names.
4130 * testsuite/version_script.map: Change glob pattern to use '?'
4132 2008-06-30 Manish Singh <yosh@gimp.org>
4135 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4138 2008-06-30 Ian Lance Taylor <iant@google.com>
4142 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4143 versions]: Don't try to read the value in the contents, since we
4144 don't use it. Use the template endianness when writing.
4146 2008-06-25 Cary Coutant <ccoutant@google.com>
4148 * fileread.cc (File_read::make_view): Assert on zero-length view.
4149 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4150 symbol table when there are no symbols to read.
4152 2008-06-23 Craig Silverstein <csilvers@google.com>
4154 * version.cc (version_string): Bump to 1.7
4156 2008-06-18 Craig Silverstein <csilvers@google.com>
4158 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4159 constant 0xFFFF to type Valtype.
4160 (Powerpc_relocate_functions::rel16_ha): Likewise.
4162 2008-06-17 Ian Lance Taylor <iant@google.com>
4164 * output.h (Output_section::Input_section): Initialize p2align_ to
4165 zero for Output_section_data constructors.
4166 (Output_section::Input_section::addralign): If not an input
4167 section, return the alignment of the Output_section_data.
4168 * testsuite/copy_test.cc: New file.
4169 * testsuite/copy_test_1.cc: New file.
4170 * testsuite/copy_test_2.cc: New file.
4171 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4172 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4173 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4174 (copy_test_1_pic.o, copy_test_1.so): New targets.
4175 (copy_test_2_pic.o, copy_test_2.so): New targets.
4176 * testsuite/Makefile.in: Rebuild.
4178 * script-sections.cc (Script_sections::place_orphan): Initialize
4179 local variable exact.
4181 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4183 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4185 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4186 David S. Miller <davem@davemloft.net>
4188 * powerpc.cc: New file.
4189 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4190 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4191 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4192 * Makefile.in: Rebuild.
4194 2008-06-09 Ian Lance Taylor <iant@google.com>
4196 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4198 (throwing, orig_terminate): New static variables.
4199 (terminate_handler): New static function.
4200 (t2): Set terminate handler.
4202 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4205 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4208 2008-05-30 Cary Coutant <ccoutant@google.com>
4210 * archive.cc (Archive::include_all_members) Correct to step
4211 over symbol table and extended name table in thin archives.
4213 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4216 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4219 2008-05-28 Caleb Howe <cshowe@google.com>
4221 * reduced_debug_output.cc: New file.
4222 * reduced_debug_output.h: New file.
4223 * options.h (class General_options): Add --strip-debug-non-line.
4224 * options.cc (General_options::finalize): Add strip_debug_non_line
4225 to the strip heirarchy.
4226 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4228 * layout.cc: Include "reduced_debug_output.h".
4229 (Layout::Layout): Initialize new fields.
4230 (line_only_debug_sections): New static array.
4231 (is_lines_only_debug_sections): New static inline function.
4232 (Layout::include_section): Handle --strip-debug-non-line.
4233 (Layout::make_output_section): If --strip-debug-non-line, build
4234 new output sections for .debug_abbrev and .debug_info.
4235 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4236 gold. Warn about possible overflow.
4237 (read_signed_LEB_128): Likewise.
4238 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4239 (read_signed_LEB_128): Declare.
4240 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4241 (HFILES): Add reduced_debug_output.h.
4242 * Makefile.in: Rebuild.
4244 2008-05-21 Ian Lance Taylor <iant@google.com>
4246 * mapfile.cc: New file.
4247 * mapfile.h: New file.
4248 * options.h (class General_options): Add -M/--print-map and -Map.
4249 * options.cc (General_options::finalize): Make -M equivalent to
4251 * main.cc: Include <cstdio> and "mapfile.h".
4252 (main): Open mapfile if requested.
4253 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4254 constructor. Change caller.
4255 (queue_initial_tasks): Add mapfile parameter. Change caller.
4256 (queue_middle_tasks): Likewise.
4257 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4259 * archive.cc: Include "mapfile.h".
4260 (Archive::add_symbols): Add mapfile parameter. Change all
4261 callers. Pass mapfile, symbol, and reason to include_member.
4262 (Archive::include_all_members): Add mapfile parameter. Change all
4264 (Archive::include_member): Add mapfile, sym, and why parameters.
4265 Change all callers. Report inclusion to map file.
4266 * archive.h: Include "fileread.h".
4267 (class Archive): Update declarations.
4268 (Archive::file): New const method.
4269 (class Add_archive_symbols): Add mapfile_ field. Update
4270 constructor. Change all callers.
4271 * readsyms.h (class Read_symbols): Likewise.
4272 (class Finish_group): Likewise.
4273 (class Read_script): Likewise.
4274 * common.cc: Include "mapfile.h".
4275 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4277 (Symbol_table::do_allocate_commons): Likewise.
4278 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4279 symbol allocation to mapfile.
4280 * common.h (class Allocate_commons_task): Add mapfile_ field.
4281 Update constructor. Change all callers.
4282 * symtab.h (class Symbol_table): Update declarations.
4283 * layout.cc: Include "mapfile.h".
4284 (Layout_task_runner::run): Print information to mapfile.
4285 (Layout::create_gold_note): Change Output_data_fixed_space to
4286 Output_data_zero_fill.
4287 (Layout::create_build_id): Likewise.
4288 (Layout::print_to_mapfile): New function.
4289 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4290 constructor. Change caller.
4291 (class Layout): Declare print_to_mapfile.
4292 * output.cc (Output_section::Input_section::print_to_mapfile): New
4294 (Output_section::add_input_section): If producing a map, always
4295 add to input_sections_ list.
4296 (Output_section::do_print_to_mapfile): New function.
4297 (Output_segment::print_sections_to_mapfile): New function.
4298 (Output_segment::print_section_list_to_mapfile): New function.
4299 * output.h: Include "mapfile.h".
4300 (Output_data::print_to_mapfile): New function.
4301 (Output_data::do_print_to_mapfile): New virtual function.
4302 (Output_segment_headers::do_print_to_mapfile): New function.
4303 (Output_file_header::do_print_to_mapfile): New function.
4304 (Output_data_const::do_print_to_mapfile): New function.
4305 (class Output_data_const_buffer): Add map_name_ field. Update
4306 constructor. Change all callers. Add do_print_to_mapfile
4308 (class Output_data_fixed_space): Likewise.
4309 (class Output_data_space): Likewise.
4310 (class Output_data_zero_fill): New class.
4311 (Output_data_strtab::do_print_to_mapfile): New function.
4312 (Output_data_reloc_base::do_print_to_mapfile): New function.
4313 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4314 (Output_data_group::do_print_to_mapfile): New function.
4315 (Output_data_got::do_print_to_mapfile): New function.
4316 (Output_data_dynamic::do_print_to_mapfile): New function.
4317 (Output_symtab_xindex::do_print_to_mapfile): New function.
4318 (class Output_section): Declare do_print_to_mapflie. Declare
4319 print_to_mapfile in Input_section.
4320 (class Output_segment): Declare new functions.
4321 * object.h (Sized_relobj::symbol_count): New function.
4322 * script-sections.cc
4323 (Output_section_element_dot_assignment::set_section_addresses):
4324 Change Output_data_fixed_space to Output_data_zero_fill.
4325 (Output_data_expression::do_print_to_mapfile): New function.
4326 * script.cc (read_input_script): Add mapfile parameter. Change
4328 * script.h (read_input_script): Update declaration.
4329 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4330 (Eh_frame::do_print_to_mapfile): New function.
4331 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4332 (Output_merge_string::do_print_to_mapfile): New function.
4333 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4335 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4337 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4339 * Makefile.am (CCFILES): Add mapfile.cc.
4340 (HFILES): Add mapfile.h.
4341 * Makefile.in: Rebuild.
4343 2008-05-19 Ian Lance Taylor <iant@google.com>
4345 * options.h (class General_options): Add -z relro.
4346 * layout.cc (Layout::Layout): Initialize relro_segment_.
4347 (Layout::add_output_section_data): Return the output section.
4348 (Layout::make_output_section): Rcognize relro sections and mark
4350 (Layout::attach_allocated_section_to_segment): Put relro sections
4351 in a PT_GNU_RELRO segment.
4352 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4354 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4356 (Layout::linkonce_mapping): Map d.rel.ro.local to
4358 (Layout::output_section_name): Us .data.rel.ro.local for any
4359 section which begins with that.
4360 * layout.h (class Layout): Update add_output_section_data
4361 declaration. Add relro_segment_ field.
4362 * output.cc (Output_section::Output_section): Initialize is_relro_
4363 and is_relro_local_ fields.
4364 (Output_segment::add_output_section): Group relro sections.
4365 (Output_segment::is_first_section_relro): New function.
4366 (Output_segment::maximum_alignment): If there is a relro section,
4367 align the segment to the common page size.
4368 (Output_segment::set_section_addresses): Track whether we are
4369 looking at relro sections. If the last section is a relro
4370 section, align to the common page size.
4371 (Output_segment::set_section_list_addresses): Add in_relro
4372 parameter. Change all callers. Align to the page size when
4373 moving from relro to non-relro section.
4374 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4376 * output.h (class Output_section): Add is_relro_ and
4377 is_relro_local_ fields.
4378 (Output_section::is_relro): New function.
4379 (Output_section::set_is_relro): New function.
4380 (Output_section::is_relro_local): New function.
4381 (Output_section::set_is_relro_local): New function.
4382 (class Output_segment): Update declarations.
4383 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4384 * sparc.cc (Target_sparc::got_section): Likewise.
4385 * x86_64.cc (Target_x86_64::got_section): Likewise.
4386 * testsuite/relro_test_main.cc: New file.
4387 * testsuite/relro_test.cc: New file.
4388 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4389 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4390 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4391 (relro_test.so, relro_test_pic.o): New targets.
4392 * testsuite/Makefile.in: Rebuild.
4394 2008-05-16 Ian Lance Taylor <iant@google.com>
4396 * output.cc (Output_segment::add_output_section): Remove front
4398 * output.h (class Output_segment): Remove
4399 add_initial_output_section and overloaded add_output_section.
4400 Update declaration of remaining add_output_section.
4401 * layout.cc (Layout::create_interp): Call add_output_section
4402 rather than add_initial_output_section.
4403 (Layout::finish_dynamic_section): Likewise.
4405 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4406 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4407 know the dynamic type.
4408 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4409 field. Initialize it in constructor.
4410 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4411 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4412 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4415 * output.cc (Output_reloc::get_address): Change return type to
4417 * output.h (class Output_reloc): Update get_address declaration.
4418 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4419 for section addresses.
4421 2008-05-09 Ian Lance Taylor <iant@google.com>
4424 * gold.cc (gold_nomem): Use return value of write.
4426 2008-05-08 Ian Lance Taylor <iant@google.com>
4428 * symtab.c (Symbol::init_base_output_data): Add version
4429 parameter. Change all callers.
4430 (Symbol::init_base_output_segment): Likewise.
4431 (Symbol::init_base_constant): Likewise.
4432 (Symbol::init_base_undefined): Likewise.
4433 (Sized_symbol::init_output_data): Likewise.
4434 (Sized_symbol::init_output_segment): Likewise.
4435 (Sized_symbol::init_constant): Likewise.
4436 (Sized_symbol::init_undefined): Likewise.
4437 (Symbol_table::do_define_in_output_data): If the new symbol has a
4438 version, mark it as the default.
4439 (Symbol_table::do_define_in_output_segment): Likewise.
4440 (Symbol_table::do_define_as_constant): Likewise.
4441 * symtab.h (class Symbol): Update declarations.
4442 (class Sized_symbol): Likewise.
4443 * resolve.cc (Symbol::override_version): New function.
4444 (Symbol::override_base): Call override_version.
4445 (Symbol::override_base_with_special): Likewise.
4446 * testsuite/ver_script_8.script: New file.
4447 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4448 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4449 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4450 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4452 2008-05-06 Ian Lance Taylor <iant@google.com>
4455 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4457 (class General_options): Remove existing --undefined, and add
4458 --no-undefined instead. Add new --undefined as synonym for -u.
4459 * archive.cc (Archive::add_symbols): Check whether symbol was
4461 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4462 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4463 all uses. Add IS_UNDEFINED. Update declarations to split
4464 different versions of init_base. Declare init_base_undefined.
4465 (Symbol::is_defined): Handle IS_UNDEFINED.
4466 (Symbol::is_undefined): Likewise.
4467 (Symbol::is_weak_undefined): Call is_undefined.
4468 (Symbol::is_absolute): Handle IS_CONSTANT.
4469 (class Sized_symbol): Update declarations to split different
4470 versions of init. Declare init_undefined.
4471 (class Symbol_table): Declare new functions.
4472 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4474 (Symbol::init_base_output_data): Likewise.
4475 (Symbol::init_base_output_segment): Likewise.
4476 (Symbol::init_base_constant): Likewise.
4477 (Symbol::init_base_undefined): New function.
4478 (Sized_symbol::init_object): Rename from init. Change all
4480 (Sized_symbol::init_output_data): Likewise.
4481 (Sized_symbol::init_output_segment): Likewise.
4482 (Sized_symbol::init_constant): Likewise.
4483 (Sized_symbol::init_undefined): New function.
4484 (Symbol_table::add_undefined_symbols_from_command_line): New
4486 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4488 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4489 (Symbol::output_section): Likewise.
4490 (Symbol::set_output_section): Likewise.
4491 (Symbol_table::sized_finalize_symbol): Likewise.
4492 (Symbol_table::sized_write_globals): Likewise.
4493 * resolve.cc (Symbol_table::should_override): Likewise.
4494 (Symbol::override_base_with_special): Likewise.
4496 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4497 symbol, change it to have default visibility.
4498 * testsuite/protected_1.cc: New file.
4499 * testsuite/protected_2.cc: New file.
4500 * testsuite/protected_3.cc: New file.
4501 * testsuite/protected_main_1.cc: New file.
4502 * testsuite/protected_main_2.cc: New file.
4503 * testsuite/protected_main_3.cc: New file.
4504 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4505 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4506 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4507 (protected_1.so): New target.
4508 (protected_1_pic.o, protected_2_pic.o): New targets.
4509 (protected_3_pic.o): New target.
4510 (check_PROGRAMS): Add protected_2.
4511 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4512 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4513 * testsuite/Makefile.in: Rebuild.
4515 * options.h (DEFINE_var): Add set_user_set_##varname__.
4516 (DEFINE_bool_alias): New macro.
4517 (class General_options): Define -Bstatic using DEFINE_bool_alias
4518 rather than DEFINE_special. Add --undefined as an alias for -z
4520 * options.cc (General_options::parse_Bstatic): Remove.
4522 * options.h (class General_options): Add --fatal-warnings.
4523 * main.cc (main): Implement --fatal-warnings.
4524 * errors.h (Errors::warning_count): New function.
4526 * options.h (class General_options): Add -Bsymbolic-functions.
4527 * symtab.h (Symbol::is_preemptible): Check for
4528 -Bsymbolic-functions.
4530 2008-05-05 Ian Lance Taylor <iant@google.com>
4532 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4533 as noVARNAME rather than no-VARNAME.
4534 (class General_options): Add option -z combreloc.
4535 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4537 (Output_reloc::sort_before) [SHT_REL]: New function.
4538 (Output_reloc::sort_before) [SHT_RELA]: New function.
4539 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4540 Sort_relocs_comparison.
4541 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4542 parameter. Change all callers.
4543 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4544 sort_relocs parameter. Change all callers.
4545 * output.cc (Output_reloc::get_address): New function, broken out
4547 (Output_reloc::write_rel): Call it.
4548 (Output_reloc::compare): New function.
4549 (Output_data_reloc_base::do_write): Optionally sort relocs.
4551 * configure.ac: If targ_extra_obj is set, link it in.
4552 * configure.tgt: Initialize all variables.
4553 (x86_64*): Set targ_extra_obj and targ_extra_size.
4554 * configure: Rebuild.
4556 * object.cc (Sized_relobj::include_section_group): Adjust section
4557 indexes read from group data. Build vector to pass to
4559 * layout.cc (Layout::layout_group): Add flags and shndxes
4560 parameters. Remove contents parameter. Change caller. Update
4561 explicit instantiations.
4562 * layout.h (class Layout): Update layout_group declaration.
4563 * output.cc (Output_data_group::Output_data_group): Add flags and
4564 input_shndxes parameters. Remove contents parameter. Change
4566 (Output_data_group::do_write): Change input_sections_ to
4568 * output.h (class Output_data_group): Update constructor
4569 declaration. Rename input_sections_ to input_shndxes_.
4570 * testsuite/many_sections_test.cc: Add template.
4572 2008-04-30 Cary Coutant <ccoutant@google.com>
4574 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4576 * layout.cc (Layout::include_section): Refactored check for debug
4578 (Layout::add_comdat): Add new parameters. Change type
4579 of signature parameter. Add object and shndx to signatures table.
4580 (Layout::find_kept_object): New function.
4581 * layout.h: Include <cstring>.
4582 (Layout::is_debug_info_section): New function.
4583 (Layout::add_comdat): Add new parameters.
4584 (Layout::find_kept_object): New function.
4585 (Layout::Kept_section): New struct.
4586 (Layout::Signatures): Change type of map range.
4587 * object.cc (Relobj::output_section_address): New function.
4588 (Sized_relobj::include_section_group): Add new parameters. Change
4589 calls to Layout::add_comdat. Change to build table of kept comdat
4590 groups and table mapping discarded sections to kept sections.
4591 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4592 (Sized_relobj::do_layout): Change calls to include_section_group and
4593 include_linkonce_section.
4594 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4595 value to zero when section is discarded.
4596 (Sized_relobj::map_to_kept_section): New function.
4597 * object.h (Relobj::output_section_address): New function.
4598 (Relobj::Comdat_group): New type.
4599 (Relobj::find_comdat_group): New function.
4600 (Relobj::Comdat_group_table): New type.
4601 (Relobj::Kept_comdat_section): New type.
4602 (Relobj::Kept_comdat_section_table): New type.
4603 (Relobj::add_comdat_group): New function.
4604 (Relobj::set_kept_comdat_section): New function.
4605 (Relobj::get_kept_comdat_section): New function.
4606 (Relobj::comdat_groups_): New field.
4607 (Relobj::kept_comdat_sections_): New field.
4608 (Symbol_value::input_value): Update comment.
4609 (Sized_relobj::map_to_kept_section) New function.
4610 (Sized_relobj::include_linkonce_section): Add new parameter.
4611 * target-reloc.h (Comdat_behavior): New type.
4612 (get_comdat_behavior): New function.
4613 (relocate_section): Add code to map a discarded section to the
4614 corresponding kept section when applying a relocation.
4616 2008-04-30 Craig Silverstein <csilvers@google.com>
4618 * dwarf_reader.cc (next_generation_count): New static var.
4619 (Addr2line_cache_entry): New struct.
4620 (addr2line_cache): New static var.
4621 (Dwarf_line_info::one_addr2line): Added caching.
4622 (Dwarf_line_info::clear_addr2line_cache): New function.
4623 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4624 cache-size parameter.
4625 (Dwarf_line_info::one_addr2line_cache): New function.
4626 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4627 new cache-size argument to one_addr2line(), and clear cache.
4629 2008-04-28 Cary Coutant <ccoutant@google.com>
4631 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4632 R_386_PC8 relocations.
4634 2008-04-23 Ian Lance Taylor <iant@google.com>
4636 * object.cc (Sized_relobj::include_section_group): Check for
4637 invalid section group.
4639 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4642 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4643 than read for file header.
4644 * archive.cc (Archive::include_member): Likewise.
4646 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4648 * aclocal.m4: Regenerate.
4649 * configure: Regenerate.
4651 2008-04-19 Ian Lance Taylor <iant@google.com>
4653 * version.cc (version_string): Bump to 1.6.
4655 * testsuite/Makefile.am (many_sections_r_test): New target.
4656 (many_sections_r_test_SOURCES): Remove.
4657 (many_sections_r_test_DEPENDENCIES): Remove.
4658 (many_sections_r_test_LDFLAGS): Remove.
4659 (many_sections_r_test_LDADD): Remove.
4661 * object.cc (Sized_relobj::do_add_symbols): Always pass
4662 local_symbol_count_ to add_from_relobj.
4664 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4665 every thousand variables.
4666 * testsuite/Makefile.in: Rebuild.
4668 * object.cc (Xindex::initialize_symtab_xindex): New function.
4669 (Xindex::read_symtab_xindex): New function.
4670 (Xindex::sym_xindex_to_shndx): New function.
4671 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4673 (Sized_relobj::do_initialize_xindex): New function.
4674 (Sized_relobj::do_read_symbols): Adjust section links.
4675 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4676 parameter. Change all callers.
4677 (Sized_relobj::include_section_group): Adjust section links and
4678 symbol section indexes.
4679 (Sized_relobj::do_layout): Adjust section links.
4680 (Sized_relobj::do_count_local_symbols): Adjust section links and
4681 symbol section indexes.
4682 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4683 ordinary and special symbols.
4684 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4685 dynsym_xindex parameters. Change all callers. Adjust section
4686 links. Use SHN_XINDEX when needed.
4687 (Sized_relobj::get_symbol_location_info): Adjust section links.
4688 Don't get fooled by special symbols.
4689 * object.h (class Xindex): Define.
4690 (class Object): Add xindex_ parameter. Declare virtual functoin
4691 do_initialize_xindex.
4692 (Object::adjust_sym_shndx): New function.
4693 (Object::set_xindex): New protected function.
4694 (class Symbol_value): Add is_ordinary_shndx_ field.
4695 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4696 (Symbol_value::value): Assert ordinary section.
4697 (Symbol_value::initialize_input_to_output_map): Likewise.
4698 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4700 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4702 (class Sized_relobj): Update declarations.
4703 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4704 parameter. Change all callers.
4705 (Sized_relobj::adjust_shndx): New function.
4706 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4708 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4709 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4710 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4711 (Sized_dynobj::read_dynsym_section): Adjust section links.
4712 (Sized_dynobj::read_dynamic): Likewise.
4713 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4715 (Sized_dynobj::do_initialize_xindex): New function.
4716 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4717 do_initialize_xindex.
4718 (Sized_dynobj::adjust_shndx): New function.
4719 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4720 dynsym_xindex_ fields.
4721 (Layout::finalize): Add a call to set_section_indexes before
4722 creating the symtab sections.
4723 (Layout::set_section_indexes): Don't do anything if the section
4724 already has a section index.
4725 (Layout::create_symtab_sections): Add shnum parameter. Change
4726 caller. Create .symtab_shndx section if needed.
4727 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4729 (Layout::allocated_output_section_count): New function.
4730 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4732 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4733 fields. Update declarations.
4734 (Layout::symtab_xindex): New function.
4735 (Layout::dynsym_xindex): New function.
4736 (class Write_symbols_task): Add layout_ field.
4737 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4739 * output.cc (Output_section_headers::Output_section_headers): Add
4740 shstrtab_section parameter. Change all callers.
4741 (Output_section_headers::do_sized_write): Store overflow values
4742 for section count and section string table section index in
4743 section header zero.
4744 (Output_file_header::do_sized_write): Check for overflow of
4745 section count and section string table section index.
4746 (Output_symtab_xindex::do_write): New function.
4747 (Output_symtab_xindex::endian_do_write): New function.
4748 * output.h (class Output_section_headers): Add shstrtab_section_.
4749 Update declarations.
4750 (class Output_symtab_xindex): Define.
4751 (Output_section::has_out_shndx): New function.
4752 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4754 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4756 (Sized_symbol::init): Likewise.
4757 (Symbol::output_section): Check for ordinary symbol.
4758 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4759 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4761 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4762 Change all callers. Simplify handling of symbols from sections
4763 not included in the link.
4764 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4766 (Weak_alias_sorter::operator()): Assert that symbols are
4768 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4770 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4771 parameters. Change all callers.
4772 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4773 symbol distinction. Use SHN_XINDEX when needed.
4774 (Symbol_table::write_section_symbol): Add symtab_xindex
4775 parameter. Change all callers.
4776 (Symbol_table::sized_write_section_symbol): Likewise. Use
4777 SHN_XINDEX when needed.
4778 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4780 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4781 (Symbol::is_defined): Check is_ordinary.
4782 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4783 (Symbol::is_absolute, Symbol::is_common): Likewise.
4784 (class Sized_symbol): Update declarations.
4785 (class Symbol_table): Update declarations.
4786 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4787 parameters. Change all callers.
4788 (Sized_symbol::override): Likewise.
4789 (Symbol_table::override): Likewise.
4790 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4791 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4792 is_ordinary, and orig_st_shndx parameters. Change all callers.
4793 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4794 to be in an ordinary section.
4795 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4796 object and is_ordinary parameters. Change all callers.
4797 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4798 Change all callers. Don't add undefined or non-ordinary symbols
4800 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4802 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4804 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4805 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4806 (Sized_relobj::relocate_sections): Likewise.
4807 * target-reloc.h (scan_relocs): Adjust section symbol index.
4808 (scan_relocatable_relocs): Likewise.
4809 * i386.cc (Scan::local): Check for ordinary symbols.
4810 * sparc.cc (Scan::local): Likewise.
4811 * x86_64.cc (Scan::local): Likewise.
4812 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4813 to symbol_section_and_value.
4814 * testsuite/many_sections_test.cc: New file.
4815 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4816 (check_PROGRAMS): Add many_sections_test.
4817 (many_sections_test_SOURCES): Define.
4818 (many_sections_test_DEPENDENCIES): Define.
4819 (many_sections_test_LDFLAGS): Define.
4820 (BUILT_SOURCES): Add many_sections_define.h.
4821 (many_sections_define.h): New target.
4822 (BUILT_SOURCES): Add many_sections_check.h.
4823 (many_sections_check.h): New target.
4824 (check_PROGRAMS): Add many_sections_r_test.
4825 (many_sections_r_test_SOURCES): Define.
4826 (many_sections_r_test_DEPENDENCIES): Define.
4827 (many_sections_r_test_LDFLAGS): Define.
4828 (many_sections_r_test_LDADD): Define.
4829 (many_sections_r_test.o): New target.
4830 * testsuite/Makefile.in: Rebuild.
4832 2008-04-17 Cary Coutant <ccoutant@google.com>
4834 * errors.cc (Errors::info): New function.
4835 (gold_info): New function.
4836 * errors.h (Errors::info): New function.
4837 * gold.h (gold_info): New function.
4838 * object.cc (Input_objects::add_object): Print trace output.
4839 * options.cc (options::parse_set): New function.
4840 (General_options::parse_wrap): Deleted.
4841 (General_options::General_options): Deleted initializer.
4842 * options.h (options::String_set): New typedef.
4843 (options::parse_set): New function.
4844 (DEFINE_set): New macro.
4845 (General_options::wrap): Changed to use DEFINE_set. Changed
4846 callers of any_wrap_symbols and is_wrap_symbol.
4847 (General_options::trace, General_options::trace_symbol):
4849 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4850 (General_options::wrap_symbols_): Deleted.
4851 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4853 2008-04-17 David S. Miller <davem@davemloft.net>
4855 * options.cc (General_options::parse_V): New function.
4856 * options.h: Add entries for -V and -Qy.
4858 2008-04-17 Ian Lance Taylor <iant@google.com>
4860 * common.cc (Symbol_table::allocate_commons): Remove options
4861 parameter. Change caller.
4862 (Symbol_table::do_allocate_commons): Remove options parameter.
4863 Change caller. Just call do_allocate_commons_list twice.
4864 (Symbol_table::do_allocate_commons_list): New function, broken out
4865 of do_allocate_commons.
4866 * common.h (class Allocate_commons_task): Remove options_ field.
4868 * symtab.cc (Symbol_table::Symbol_table): Initialize
4870 (Symbol_table::add_from_object): Put TLS common symbols on
4872 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4873 which are IN_OUTPUT_DATA.
4874 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4875 allocate_commons and do_allocate_commons declarations. Declare
4876 do_allocate_commons_list.
4877 * gold.cc (queue_middle_tasks): Update creation of
4878 Allocate_commons_task to not pass options.
4879 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4880 (TLS_TEST_C_FLAGS): New variable.
4881 (tls_test_c_pic.o): New target.
4882 (tls_test_shared.so): Link in tls_test_c_pic.o.
4883 (tls_test_c_pic_ie.o): New target.
4884 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4885 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4886 (tls_test_c.o): New target.
4887 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4888 (tls_pic_test_LDADD): Likewise.
4889 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4890 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4891 (tls_test_c_gnu2.o): New target.
4892 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4894 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4895 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4896 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4897 * testsuite/tls_test.cc: Include "config.h".
4898 (t_last): Call t11_last.
4899 * testsuite/tls_test.h (t11, t11_last): Declare.
4900 * testsuite/tls_test_c.c: New file.
4901 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4902 * configure.ac: Check for OpenMP support.
4903 * configure, config.in, Makefile.in: Rebuild.
4904 * testsuite/Makefile.in: Rebuild.
4906 2008-04-16 Cary Coutant <ccoutant@google.com>
4908 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4909 (Target_i386::tls_base_symbol_defined_): New field.
4910 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4911 (Target_i386::Scan::global): Likewise.
4912 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4913 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4914 (Target_x86_64::tls_base_symbol_defined_): New field.
4915 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4916 (Target_x86_64::Scan::global): Likewise.
4918 2008-04-16 Cary Coutant <ccoutant@google.com>
4920 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4921 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4922 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4923 building shared libraries.
4924 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4925 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4926 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4927 * testsuite/Makefile.in: Rebuild.
4928 * testsuite/weak_undef.h: New file.
4929 * testsuite/weak_undef_file1.cc: Add extra test cases.
4930 * testsuite/weak_undef_file2.cc: Likewise.
4931 * testsuite/weak_undef_test.cc: Likewise.
4933 2008-04-16 David S. Miller <davem@davemloft.net>
4935 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4936 Add issued_non_pic_error_ field. Declare check_non_pic.
4937 (Target_sparc::Scan::check_non_pic): New function.
4938 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4939 (Target_sparc::Scan::global): Likewise.
4941 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4942 * configure: Rebuild.
4944 * options.h (DEFINE_enable): New macro.
4945 (new_dtags): New enable option.
4946 (initfirst, interpose, loadfltr, nodefaultlib,
4947 nodelete, nodlopen, nodump): New -z options.
4948 * layout.cc (Layout:finish_dynamic_section): If new
4949 dtags enabled, emit DT_RUNPATH. Also, emit a
4950 DT_FLAGS_1 containing any specified -z flags.
4952 2008-04-16 Ian Lance Taylor <iant@google.com>
4954 * copy-relocs.cc: New file.
4955 * copy-relocs.h: New file.
4956 * reloc.cc: Remove Copy_relocs code.
4957 * reloc.h: Likewise.
4958 * reloc-types.h (struct Reloc_types) [both versions]: Add
4959 get_reloc_addend_noerror.
4960 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4961 variants of add_global which take an addend which must be zero.
4962 * i386.cc: Include "copy-relocs.h".
4963 (class Target_i386): Change type of copy_relocs_ to variable,
4965 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4967 (Target_i386::do_finalize_sections): Change handling of
4969 * sparc.cc: Include "copy-relocs.h".
4970 (class Target_sparc): Change type of copy_relocs_ to variable,
4972 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4974 (Target_sparc::do_finalize_sections): Change handling of
4976 * x86_64.cc: Include "copy-relocs.h".
4977 (class Target_x86_64): Change type of copy_relocs_ to variable,
4979 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4980 class. Change all callers.
4981 (Target_x86_64::do_finalize_sections): Change handling of
4983 * Makefile.am (CCFILES): Add copy-relocs.cc.
4984 (HFILES): Add copy-relocs.h.
4986 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4988 * testsuite/script_test_4.sh: Permit leading zeroes.
4990 2008-04-15 Ian Lance Taylor <iant@google.com>
4992 * script-sections.cc (Script_sections::create_segments): Use
4993 header_size_adjustment even when there is enough room for the
4995 * testsuite/script_test_4.sh: New file.
4996 * testsuite/script_test_4.t: New file.
4997 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4998 (check_DATA): Add script_test_4.stdout.
4999 (MOSTLYCLEANFILES): Likewise.
5000 (script_test_4): New target.
5001 (script_test_4.stdout): New target.
5002 * testsuite/Makefile.in: Rebuild.
5004 * sparc.cc: Add definitions for Output_data_plt_sparc class
5007 2008-04-14 David S. Miller <davem@davemloft.net>
5009 * sparc.cc: New file.
5010 * Makefile.am (TARGETSOURCES): Add sparc.cc
5011 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5012 * configure.tgt: Document targ_extra_size and
5013 targ_extra_big_endian. Add entries for sparc-* and
5015 * configure.ac: Handle targ_extra_size and
5016 targ_extra_big_endian.
5017 * Makefile.in: Rebuild.
5018 * configure: Likewise.
5019 * po/POTFILES.in: Likewise.
5020 * po/gold.pot: Likewise.
5022 2008-04-14 Ian Lance Taylor <iant@google.com>
5024 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5025 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5026 in the name/type/flags to section mapping. Don't call
5027 allocate_output_section.
5028 (Layout::choose_output_section): Change parameter from adjust_name
5029 to is_input_section. Don't permit input sections after sections
5030 are attached to segments. Don't call allocate_output_section.
5031 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5032 not write_enable_output_section.
5033 (Layout::make_output_section): Don't push to
5034 unattached_section_list_ nor call attach_to_segment. Call
5035 attach_section_to_segment if sections are attached.
5036 (Layout::attach_sections_to_segments): New function.
5037 (Layout::attach_section_to_segment): New function.
5038 (Layout::attach_allocated_section_to_segment): Rename from
5039 attach_to_segment. Remove flags parameter.
5040 (Layout::allocate_output_section): Remove function.
5041 (Layout::write_enable_output_section): Remove function.
5042 * layout.h (class Layout): Update for above changes. Add new
5043 field sections_are_attached_.
5044 * output.h (Output_section::update_flags_for_input_section): New
5046 * output.cc (Output_section::add_input_section): Call
5047 update_flags_for_input_section.
5048 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5050 2008-04-11 Cary Coutant <ccoutant@google.com>
5052 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5053 thought unnecessary.
5054 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5056 2008-04-11 Ian Lance Taylor <iant@google.com>
5058 * output.h (class Output_section_data): Remove inline definition
5060 * output.cc (Output_section_data::set_addralign): New function.
5062 2008-04-11 Cary Coutant <ccoutant@google.com>
5064 Add support for TLS descriptors for i386 and x86_64.
5065 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5066 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5067 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5069 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5070 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5071 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5073 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5074 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5075 Fix problem with initial-exec relocations.
5076 (Target_i386::Relocate::relocate_tls): Likewise.
5077 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5079 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5080 support for section-plus-offset dynamic table entries.
5081 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5082 (Output_data_dynamic::Dynamic_entry): Add support for
5083 section-plus-offset dynamic table entries.
5084 (Output_data_dynamic::Classification): Likewise.
5085 (Output_data_dynamic::classification_): Renamed offset_.
5086 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5087 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5088 (Target_x86_64::make_plt_section): New function.
5089 (Target_x86_64::reserve_tlsdesc_entries): New function.
5090 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5091 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5092 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5093 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5094 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5095 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5096 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5097 add extra PLT entry for TLS descriptors.
5098 (Output_data_plt_x86_64::got_): New field.
5099 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5100 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5102 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5104 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5105 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5106 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5107 R_386_TLS_DESC_CALL relocations.
5108 (Target_x86_64::Scan::global): Likewise.
5109 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5110 for TLS descriptors.
5111 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5112 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5113 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5114 GD-to-IE relaxation.
5115 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5116 and TLS_DESCRIPTORS.
5117 * Makefile.in: Rebuild.
5118 * configure: Rebuild.
5119 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5120 (tls_test_shared2.so): New target.
5121 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5122 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5123 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5124 (tls_shared_gd_to_ie_test_LDADD): New variable.
5125 (tls_shared_gnu2_gd_to_ie_test): New target.
5126 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5128 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5129 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5130 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5131 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5132 (tls_shared_gnu2_test): New target.
5133 (tls_test_gnu2_shared.so): New target.
5134 (tls_shared_gnu2_test_SOURCES): New variable.
5135 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5136 (tls_shared_gnu2_test_LDFLAGS): New variable.
5137 (tls_shared_gnu2_test_LDADD): New variable.
5138 * testsuite/Makefile.in: Rebuild.
5139 * testsuite/Makefile.
5141 2008-04-11 Ian Lance Taylor <iant@google.com>
5143 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5145 * testsuite/Makefile.in: Rebuild.
5147 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5149 * testsuite/script_test_2.cc (main): Adjust test.
5151 2008-04-11 David S. Miller <davem@davemloft.net>
5152 Ian Lance Taylor <iant@google.com>
5154 * options.h (General_options): Add entries for '-Y' and
5156 * options.cc (General_options:finalize): If -Y was used, add those
5157 entries to the library path instead of the default "/lib" and
5160 2008-04-11 David S. Miller <davem@davemloft.net>
5162 * testsuite/justsyms.t: Start at 0x100.
5163 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5164 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5166 * testsuite/script_test_2.cc: Adjust string and section length
5169 2008-04-09 Ian Lance Taylor <iant@google.com>
5172 * script-sections.cc (Sections_element::allocate_to_segment): Add
5174 (Output_section_definition::allocate_to_segment): Likewise.
5175 (Orphan_output_section::allocate_to_segment): Likewise.
5176 (Script_sections::attach_sections_using_phdrs_clause): Don't
5177 propagate non-PT_LOAD segments to orphan sections.
5178 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5179 readelf rather than objdump.
5180 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5181 .interp section and PT_INTERP segment are the same size.
5182 * testsuite/Makefile.in: Rebuild.
5184 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5185 aliases for symbols defined in the same object.
5186 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5187 (weak_alias_test_SOURCES): New variable.
5188 (weak_alias_test_DEPENDENCIES): New variable.
5189 (weak_alias_test_LDFLAGS): New variable.
5190 (weak_alias_test_LDADD): New variable.
5191 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5192 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5193 (weak_alias_test_3.o): New target.
5194 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5195 * testsuite/weak_alias_test_main.cc: New file.
5196 * testsuite/weak_alias_test_1.cc: New file.
5197 * testsuite/weak_alias_test_2.cc: New file.
5198 * testsuite/weak_alias_test_3.cc: New file.
5200 2008-04-08 Ian Lance Taylor <iant@google.com>
5202 * options.h (class General_options): Add --noinhibit-exec option.
5203 * main.cc (main): Check --noinhibit-exec.
5205 * options.h (class General_options): Define --wrap as a special
5206 option. Add wrap_symbols_ field.
5207 (General_options::any_wrap_symbols): New function.
5208 (General_options::is_wrap_symbol): New function.
5209 * options.cc (General_options::parse_wrap): New function.
5210 (General_options::General_options): Initialize wrap_symbols_.
5211 * symtab.cc (Symbol_table::wrap_symbol): New function.
5212 (Symbol_table::add_from_object): Handle --wrap.
5213 * symtab.h (class Symbol_table): Declare wrap_symbol.
5214 * target.h (Target::wrap_char): New function.
5215 (Target::Target_info): Add wrap_char field.
5216 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5217 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5218 * testsuite/testfile.cc (Target_test::test_target_info):
5221 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5224 * layout.h (class Layout): Add added_eh_frame_data_ field.
5225 * layout.cc (Layout::Layout): Initialize new field.
5226 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5227 output section until we find a section we merged successfully.
5228 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5229 that the size be non-zero.
5231 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5234 2008-04-08 Craig Silverstein <csilvers@google.com>
5236 * configure.ac: Export new conditional variable HAVE_ZLIB.
5237 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5239 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5240 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5242 2008-04-07 Ian Lance Taylor <iant@google.com>
5244 * version.cc (version_string): Set to "1.5".
5246 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5247 Add issued_non_pic_error_ field. Declare check_non_pic.
5248 (Target_x86_64::Scan::check_non_pic): New function.
5249 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5250 (Target_x86_64::Scan::global): Likewise.
5252 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5253 addend parameter. Change caller. Handle merge sections.
5254 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5255 Address to Addend. Don't add in the result of
5256 local_section_offset, pass down the addend and use the returned
5258 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5259 Update declarations of local_section_offset and symbol_value.
5260 * testsuite/two_file_test_1.cc (t18): New function.
5261 * testsuite/two_file_test_2.cc (f18): New function.
5262 * testsuite/two_file_test_main.cc (main): Call t18.
5263 * testsuite/two_file_test.h (t18, f18): Declare.
5265 * configure.ac: Don't test for objdump, c++filt, or readelf.
5266 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5268 (TEST_READELF): New variable.
5269 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5270 (check_PROGRAMS): Add two_file_strip_test.
5271 (two_file_strip_test): New target.
5272 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5273 (two_file_same_shared_strip_test_SOURCES): New variable.
5274 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5275 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5276 (two_file_same_shared_strip_test_LDADD): New variable.
5277 (two_file_shared_strip.so): New target.
5278 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5279 (ver_test_5.syms, ver_test_7.syms): Likewise.
5280 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5281 (strip_test_3.stdout): Use TEST_OBJDUMP.
5282 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5284 2008-04-04 Cary Coutant <ccoutant@google.com>
5286 * symtab.h (Symbol::is_weak_undefined): New function.
5287 (Symbol::is_strong_undefined): New function.
5288 (Symbol::is_absolute): New function.
5289 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5290 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5292 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5293 (weak_undef_test): New target.
5294 * testsuite/Makefile.in: Rebuild.
5295 * testsuite/weak_undef_file1.cc: New file.
5296 * testsuite/weak_undef_file2.cc: New file.
5297 * testsuite/weak_undef_test.cc: New file.
5299 2008-04-03 Craig Silverstein <csilvers@google.com>
5301 * compressed_output.h (class Output_compressed_section): Use
5303 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5305 (zlib_compressed_suffix): Removed.
5306 (Output_compressed_section::set_final_data_size): Use unsigned
5308 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5309 Fix linker invocation.
5310 (flagstest_o_specialfile_and_compress_debug_sections):
5312 * testsuite/Makefile.in: Regenerated.
5314 2008-04-02 David S. Miller <davem@davemloft.net>
5316 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5317 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5319 2008-04-02 Craig Silverstein <csilvers@google.com>
5323 2008-04-02 Ian Lance Taylor <iant@google.com>
5325 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5326 parameters. Update for new key type to views_. Change all
5328 (File_read::read): Adjust for byteshift in returned view.
5329 (File_read::add_view): New function, broken out of
5331 (File_read::make_view): New function, broken out of
5333 (File_read::find_or_make_view): Add offset and aligned
5334 parameters. Rewrite accordingly. Change all callers.
5335 (File_read::get_view): Add offset and aligned parameters. Adjust
5336 for byteshift in return value.
5337 (File_read::get_lasting_view): Likewise.
5338 * fileread.h (class File_read): Update declarations.
5339 (class File_read::View): Add byteshift_ field. Add byteshift to
5340 constructor. Add byteshift method.
5341 * archive.h (Archive::clear_uncached_views): New function.
5342 (Archive::get_view): Add aligned parameter. Change all callers.
5343 * object.h (Object::get_view): Add aligned parameter. Change all
5345 (Object::get_lasting_view): Likewise.
5347 * fileread.cc (File_read::release): Don't call clear_views if
5348 there are multiple objects.
5349 * fileread.h (File_read::clear_uncached_views): New function.
5350 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5353 2008-03-31 Cary Coutant <ccoutant@google.com>
5355 Add thin archive support.
5356 * archive.cc (Archive::armagt): New const.
5357 (Archive::setup): Remove task parameter and calls to unlock.
5358 (Archive::unlock_nested_archives): New function.
5359 (Archive::read_header): Add nested_off parameter. Change
5361 (Archive::interpret_header): Likewise.
5362 (Archive::include_all_members): Change to handle thin
5364 (Archive::include_member): Likewise.
5365 * archive.h (Archive::Archive): Add new parameters and
5367 (Archive::armagt): New const.
5368 (Archive::setup): Remove task parameter.
5369 (Archive::unlock_nested_archives): New function.
5370 (Archive::read_header): Add nested_off parameter.
5371 (Archive::interpret_header): Likewise.
5372 (Archive::Nested_archive_table): New typedef.
5373 (Archive::is_thin_archive_): New field.
5374 (Archive::nested_archives_): New field.
5375 (Archive::options_): New field.
5376 (Archive::dirpath_): New field.
5377 (Archive::task_): New field.
5378 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5379 for thin archives. Pass additional parameters to
5380 Archive::Archive. Unlock the archive file after calling
5383 2008-03-29 Ian Lance Taylor <iant@google.com>
5385 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5386 version symbol to be local.
5387 * testsuite/ver_test_4.sh: New file.
5388 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5389 (check_DATA): Add ver_test_4.syms.
5390 (ver_test_4.syms): New target.
5391 * testsuite/Makefile.in: Rebuild.
5394 (Output_section::Input_section_sort_entry::has_priority): New
5396 (Output_section::Input_section_sort_entry::match_file_name): New
5398 (Output_section::Input_section_sort_entry::match_section_name):
5400 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5402 (Output_section::Input_section_sort_entry::match_section_file):
5404 (Output_section::Input_section_sort_compare::operator()): Rewrite
5405 using new Input_section_sort_entry functions. Sort crtbegin and
5406 crtend first. Sort sections with no priority before sections with
5408 * testsuite/initpri1.c (d3): Check j != 4.
5409 (cd5): New constructor/destructor function.
5410 (main): Check j != 2.
5412 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5413 new symbol when resolving, don't call set_is_default.
5414 * testsuite/ver_test_7.cc: New file.
5415 * testsuite/ver_test_7.sh: New file.
5416 * testsuite/Makefile.am (ver_test_7.so): New target.
5417 (ver_test_7.o): New target.
5418 (check_SCRIPTS): Add ver_test_7.sh.
5419 (check_DATA): Add ver_test_7.syms.
5420 (ver_test_7.syms): New target.
5422 2008-03-28 Ian Lance Taylor <iant@google.com>
5424 * layout.cc (Layout::layout): If we see an input section with a
5425 name that needs sorting, set the must_sort flag for the output
5427 (Layout::make_output_section): If the name of the output section
5428 indicates that it might require sorting, set the may_sort flag.
5429 * output.h (Output_section::may_sort_attached_input_sections): New
5431 (Output_section::set_may_sort_attached_input_sections): New
5433 (Output_section::must_sort_attached_input_sections): New
5435 (Output_section::set_must_sort_attached_input_sections): New
5437 (class Output_section): Declare Input_section_sort_entry. Define
5438 Input_section_sort_compare. Declare
5439 sort_attached_input_sections. Add new fields:
5440 may_sort_attached_input_sections_,
5441 must_sort_attached_input_sections_,
5442 attached_input_sections_are_sorted_.
5443 * output.cc (Output_section::Output_section): Initialize new
5445 (Output_section::add_input_section): Add an entry to
5446 input_sections_ if may_sort or must_sort are true.
5447 (Output_section::set_final_data_size): Call
5448 sort_attached_input_sections if necessary.
5449 (Output_section::Input_section_sort_entry): Define new class.
5450 (Output_section::Input_section_sort_compare::operator()): New
5452 (Output_section::sort_attached_input_sections): New function.
5453 * configure.ac: Check whether the compiler supports constructor
5454 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5455 * testsuite/initpri1.c: New file.
5456 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5457 CONSTRUCTOR_PRIORITY.
5458 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5459 (initpri1_LDFLAGS): New variable.
5460 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5462 2008-03-27 Ian Lance Taylor <iant@google.com>
5464 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5465 * testsuite/common_test_1.c: New file.
5466 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5467 (common_test_1_SOURCES): New variable.
5468 (common_test_1_DEPENDENCIES): New variable.
5469 (common_test_1_LDFLAGS): New variable.
5471 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5472 and commons_ correctly when NAME/VERSION does not override
5474 * testsuite/ver_test_6.c: New file.
5475 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5476 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5477 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5479 2008-03-26 Ian Lance Taylor <iant@google.com>
5481 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5482 of an undefined symbol from a version script.
5483 * testsuite/Makefile.am (ver_test_5.so): New target.
5484 (ver_test_5.o): New target.
5485 (check_SCRIPTS): Add ver_test_5.sh.
5486 (check_DATA): Add ver_test_5.syms.
5487 (ver_test_5.syms): New target.
5488 * testsuite/ver_test_5.cc: New file.
5489 * testsuite/ver_test_5.script: New file.
5490 * testsuite/ver_test_5.sh: New file.
5491 * Makefile.in, testsuite/Makefile.in: Rebuild.
5494 Fix problems building gold with gcc 4.3.0.
5495 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5496 (gold_error_at_location, gold_warning_at_location): Use it.
5497 * configure.ac: Check whether we can compile and use a template
5498 function with a printf attribute.
5499 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5500 when jumping over bytes.
5501 * object.cc: Instantiate Object::read_section_data.
5502 * debug.h: Include <cstring>
5503 * dwarf_reader.cc: Include <algorithm>
5504 * main.cc: Include <cstring>.
5505 * options.cc: Include <cstring>.
5506 * output.cc: Include <cstring>.
5507 * script.cc: Include <cstring>.
5508 * script.h: Include <string>.
5509 * symtab.cc: Include <cstring> and <algorithm>.
5510 * target-select.cc: Include <cstring>.
5511 * version.cc: Include <string>.
5512 * testsuite/testmain.cc: Include <cstdlib>.
5513 * configure, config.in: Rebuild.
5515 2008-03-25 Ian Lance Taylor <iant@google.com>
5517 * options.cc: Include "../bfd/bfdver.h".
5518 (options::help): Print bug reporting address.
5520 * version.cc (print_version): Adjust output for current value of
5525 * options.cc (options::help): Print list of supported targets.
5526 * target-select.h: Include <vector>.
5527 (class Target_selector): Make machine_, size_, and is_big_endian_
5528 fields const. Add bfd_name_ and instantiated_target_ fields.
5529 (Target_selector::Target_selector): Add bfd_name parameter.
5530 (Target_selector::recognize): Make non-virtual, call
5532 (Target_selector::recognize_by_name): Make non-virtual, call
5533 do_recognize_by_name.
5534 (Target_selector::supported_names): New function.
5535 (Target_selector::bfd_name): New function.
5536 (Target_selector::do_instantiate_target): New pure virtual
5538 (Target_selector::do_recognize): New virtual function.
5539 (Target_selector::do_recognize_by_name): New virtual function.
5540 (Target_selector::instantiate_target): New private function.
5541 (supported_target_names): Declare.
5542 * target-select.cc (Target_selector::Target_selector): Update for
5543 new parameter and fields.
5544 (select_target_by_name): Check that the name matches before
5545 calling recognize_by_name.
5546 (supported_target_names): New function.
5547 * i386.cc (class Target_selector_i386): Update Target_selector
5548 constructor call. Remove recognize and recognize_by_name. Add
5549 do_instantiate_target.
5550 * x86_64.cc (class Target_selector_x86_64): Likewise.
5551 * testsuite/testfile.cc (class Target_selector_test): Update for
5552 changes to Target_selector.
5554 * README: Rewrite, with some notes on unsupported features.
5556 2008-03-24 Cary Coutant <ccoutant@google.com>
5558 * i386.cc (Target_i386::Got_type): New enum declaration.
5559 (Target_i386::Scan::local): Updated callers of Output_data_got
5561 (Target_i386::Scan::global): Likewise.
5562 (Target_i386::Relocate::relocate): Likewise.
5563 (Target_i386::Relocate::relocate_tls): Likewise.
5564 * object.h (Got_offset_list): New class.
5565 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5566 (Sized_relobj::local_got_offset): Likewise.
5567 (Sized_relobj::set_local_got_offset): Likewise.
5568 (Sized_relobj::local_has_tls_got_offset): Removed.
5569 (Sized_relobj::local_tls_got_offset): Removed.
5570 (Sized_relobj::set_local_tls_got_offset): Removed.
5571 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5572 * output.cc (Output_data_got::add_global): Added got_type parameter.
5573 (Output_data_got::add_global_with_rel): Likewise.
5574 (Output_data_got::add_global_with_rela): Likewise.
5575 (Output_data_got::add_global_pair_with_rel): New function.
5576 (Output_data_got::add_global_pair_with_rela): New function.
5577 (Output_data_got::add_local): Added got_type parameter.
5578 (Output_data_got::add_local_with_rel): Likewise.
5579 (Output_data_got::add_local_with_rela): Likewise.
5580 (Output_data_got::add_local_pair_with_rel): New function.
5581 (Output_data_got::add_local_pair_with_rela): New function.
5582 (Output_data_got::add_global_tls): Removed.
5583 (Output_data_got::add_global_tls_with_rel): Removed.
5584 (Output_data_got::add_global_tls_with_rela): Removed.
5585 (Output_data_got::add_local_tls): Removed.
5586 (Output_data_got::add_local_tls_with_rel): Removed.
5587 (Output_data_got::add_local_tls_with_rela): Removed.
5588 * output.h (Output_data_got::add_global): Added got_type parameter.
5589 (Output_data_got::add_global_with_rel): Likewise.
5590 (Output_data_got::add_global_with_rela): Likewise.
5591 (Output_data_got::add_global_pair_with_rel): New function.
5592 (Output_data_got::add_global_pair_with_rela): New function.
5593 (Output_data_got::add_local): Added got_type parameter.
5594 (Output_data_got::add_local_with_rel): Likewise.
5595 (Output_data_got::add_local_with_rela): Likewise.
5596 (Output_data_got::add_local_pair_with_rel): New function.
5597 (Output_data_got::add_local_pair_with_rela): New function.
5598 (Output_data_got::add_global_tls): Removed.
5599 (Output_data_got::add_global_tls_with_rel): Removed.
5600 (Output_data_got::add_global_tls_with_rela): Removed.
5601 (Output_data_got::add_local_tls): Removed.
5602 (Output_data_got::add_local_tls_with_rel): Removed.
5603 (Output_data_got::add_local_tls_with_rela): Removed.
5604 * resolve.cc (Symbol::override_base_with_special): Removed
5605 reference to has_got_offset_ field.
5606 * symtab.cc (Symbol::init_fields): Replaced initialization
5607 of got_offset_ with got_offsets_. Removed initialization
5609 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5610 (Symbol::got_offset): Likewise.
5611 (Symbol::set_got_offset): Likewise.
5612 (Symbol::has_tls_got_offset): Removed.
5613 (Symbol::tls_got_offset): Removed.
5614 (Symbol::set_tls_got_offset): Removed.
5615 (Symbol::got_offset_): Removed.
5616 (Symbol::tls_mod_got_offset_): Removed.
5617 (Symbol::tls_pair_got_offset_): Removed.
5618 (Symbol::got_offsets_): New field.
5619 (Symbol::has_got_offset): Removed.
5620 (Symbol::has_tls_mod_got_offset): Removed.
5621 (Symbol::has_tls_pair_got_offset): Removed.
5622 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5623 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5625 (Target_x86_64::Scan::global): Likewise.
5626 (Target_x86_64::Relocate::relocate): Likewise.
5627 (Target_x86_64::Relocate::relocate_tls): Likewise.
5629 2008-03-25 Ben Elliston <bje@au.ibm.com>
5631 * yyscript.y: Fix spelling error in comment.
5633 2008-03-24 Ian Lance Taylor <iant@google.com>
5635 * options.h (class General_options): Define build_id option.
5636 * layout.h (class Layout): Declare write_build_id, create_note,
5637 create_build_id. Add build_id_note_ member.
5638 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5639 "libiberty.h", "md5.h", "sha1.h".
5640 (Layout::Layout): Initialize eh_frame_data_,
5641 eh_frame_hdr_section_, and build_id_note_.
5642 (Layout::finalize): Call create_build_id.
5643 (Layout::create_note): New function, broken out of
5644 Layout::create_gold_note.
5645 (Layout::create_gold_note): Call create_note.
5646 (Layout::create_build_id): New function.
5647 (Layout::write_build_id): New function.
5648 (Close_task_runner::run): Call write_build_id.
5650 * x86_64.cc: Correct license to GPLv3.
5652 2008-03-23 Ian Lance Taylor <iant@google.com>
5654 * options.cc: Include "demangle.h".
5655 (parse_optional_string): New function.
5656 (parse_long_option): Handle takes_optional_argument.
5657 (parse_short_option): Update dash_z initializer. Handle
5658 takes_optional_argument.
5659 (General_options::General_options): Initialize do_demangle_.
5660 (General_options::finalize): Set do_demangle_. Handle demangling
5662 * options.h (parse_optional_string): Declare.
5663 (struct One_option): Add optional_arg field. Update constructor.
5664 Update call constructor calls. Add takes_optional_argument
5666 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5667 (DEFINE_optional_string): Define.
5668 (General_options::demangle): Change from DEFINE_bool to
5669 DEFINE_optional_string.
5670 (General_options::no_demangle): New function.
5671 (General_options::do_demangle): New function.
5672 (General_options::set_do_demangle): New function.
5673 (General_options::execstack_status_): Move definition to end of
5675 (General_options::static_): Likewise.
5676 (General_options::do_demangle_): New field.
5677 * object.cc (big_endian>::get_symbol_location_info): Call
5678 Options::do_demangle, not Options::demangle.
5679 * symtab.cc (demangle): Likewise.
5681 2008-03-22 Ian Lance Taylor <iant@google.com>
5683 * gold.h: Include <cstddef> and <sys/types.h>
5684 * options.h: Include <cstring>.
5686 2008-03-21 Ian Lance Taylor <iant@google.com>
5688 * Added source code to GNU binutils.