1 2009-12-29 Ian Lance Taylor <iant@google.com>
4 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5 .gnu.hash table for a 32-bit target.
8 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9 regular and a dynamic object only needs a dynamic symbol table
10 entry if it is externally visible.
13 * i386.cc (class Target_i386): Initialize global_offset_table_ in
14 constructor. Add global_offset_table_ field.
15 (Target_i386::got_section): Set global_offset_table_.
16 (Target_i386::do_finalize_sections): Set global_offset_table_
18 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
19 in constructor. Add global_offset_table_ field.
20 (Target_x86_64::got_section): Set global_offset_table_.
21 (Target_x86_64::do_finalize_sections): Set global_offset_table_
24 * layout.cc (Layout::Layout): Initialize increase_relro_.
25 (Layout::get_output_section): Add is_relro, is_last_relro, and
26 is_first_non_relro parameters. Change all callers.
27 (Layout::choose_output_section): Likewise.
28 (Layout::add_output_section_data): Likewise.
29 (Layout::make_output_section): Likewise.
30 (Layout::set_segment_offsets): Clear increase_relro when using a
32 * layout.h (class Layout): Add increase_relro method. Add
33 increase_relro_ field. Update declarations.
34 * output.cc (Output_section::Output_section): Initialize
35 is_last_relro_ and is_first_non_relro_.
36 (Output_segment::add_output_section): Group relro sections is
37 do_sort is true. Handle is_last_relro and is_first_non_relro.
38 (Output_segment::maximum_alignment): Remove relro handling.
39 (Output_segment::set_section_addresses): Add increase_relro
40 parameter. Change all callers. Add initial alignment to align
41 relro sections on separate page. Remove old relro handling.
42 (Output_segment::set_section_list_addresses): Remove in_relro
43 parameter. Change all callers.
44 (Output_segment::set_offset): Add increase parameter. Change all
45 callers. Remove old relro handling.
46 * output.h (class Output_section): Add new methods: is_last_relro,
47 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
48 Add is_last_relro_ and is_first_non_relro_ fields.
49 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
50 Create separate .got.plt section. Call increase_relro.
51 * x86_64.cc (Target_x86_64::got_section): Likewise.
52 * testsuite/relro_script_test.t: Add .got.plt.
55 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
56 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
57 (Layout::finalize): Call set_dynamic_symbol_size.
58 (Layout::set_dynamic_symbol_size): New function.
59 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
60 set_dynamic_symbol_size.
63 * output.h (class Output_section): Add is_entsize_zero_ field.
64 * output.cc (Output_section::Output_section): Initialize
66 (Output_section::set_entsize): If two different entsizes are
67 requested, force it to zero.
68 (Output_section::add_input_section): Set flags for .debug_str
69 before updating section flags. Set entsize.
70 (Output_section::update_flags_for_input_section): Set SHF_MERGE
71 and SHF_STRING if all input sections have those flags.
73 2009-12-29 Rafael Espindola <espindola@google.com>
75 * main.cc (main): Fix the sys time reporting.
76 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
79 2009-12-29 Sriraman Tallam <tmsriram@google.com>
81 * options.cc (General_options::parse_version): Allow -v to exit
82 without an error if there is nothing to link.
84 2009-12-29 Ian Lance Taylor <iant@google.com>
86 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
87 using a version of gcc before 4.1.
90 2009-12-28 Chris Demetriou <cgd@google.com>
92 * attributes.cc (Output_attributes_section_data::do_write): Use
93 std::vector::front rather than std::vector::data.
95 2009-12-28 Ian Lance Taylor <iant@google.com>
97 * symtab.h (class Symbol_table): Add enum Defined.
98 * resolve.cc (Symbol_table::should_override): Add defined
99 parameter. Change all callers. Test whether object is NULL
100 before calling a method on it.
101 (Symbol_table::report_resolve_problem): Add defined parameter.
103 (Symbol_table::should_override_with_special): Likewise.
104 * symtab.cc (Symbol_table::define_in_output_data): Add defined
105 parameter. Change all callers.
106 (Symbol_table::do_define_in_output_data): Likewise.
107 (Symbol_table::define_in_output_segment): Likewise.
108 (Symbol_table::do_define_in_output_segment): Likewise.
109 (Symbol_table::define_as_constant): Likewise.
110 (Symbol_table::do_define_as_constant): Likewise.
111 * script.h (class Symbol_assignment): Add is_defsym parameter to
112 constructor; change all callers.
113 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
114 parameter. Change all callers. Add is_defsym_ field.
115 (class Parser_closure): Add parsing_defsym parameter to
116 constructor; change all callers. Add parsing_defsym accessor
117 function. Add parsing_defsym_ field.
119 2009-12-28 Ian Lance Taylor <iant@google.com>
121 * gold.cc (queue_middle_tasks): Fix formatting.
122 * object.cc (Relobj::is_section_name_included): Likewise.
124 2009-12-23 Ian Lance Taylor <iant@google.com>
126 * i386.cc (Target_i386::do_calls_non_split): Recognize
127 -fsplit-stack prologue for a function with a static chain.
128 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
129 -fsplit-stack prologue when using %r11.
131 2009-12-21 Sriraman Tallam <tmsriram@google.com>
133 * options.cc (General_options::parse_version): Make -v continue and do
134 the link like GNU ld does.
136 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
138 * Makefile.am (CCFILES): Add timer.cc.
139 (HFILES): Add timer.h.
140 * configure.ac: Check for sysconf and times.
141 * main.cc: include timer.h.
142 (main): Use Timer instead of get_run_time.
145 * workqueue.cc: include timer.h.
146 (Workqueue::find_and_run_task):
147 Report user, sys and wall time.
148 * Makefile.in: Regenerate.
149 * config.in: Regenerate.
150 * configure: Regenerate.
152 2009-12-16 Doug Kwan <dougkwan@google.com>
154 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
156 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
157 relaxed input sections.
158 * output.cc (Output_section::find_relaxed_input_section): Change
159 return type to Output_relaxed_input_section pointer. Adjust code
160 for new type of relaxed_input_section_map_.
161 * output.h (Output_section::find_relaxed_input_section): Change
162 return type to Output_relaxed_input_section pointer.
163 (Output_section::Output_relaxed_input_section_by_input_section_map):
165 (Output_section::relaxed_input_section_map_): Change type to
166 Output_section::Output_relaxed_input_section_by_input_section_map.
167 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
170 2009-12-15 Ian Lance Taylor <iant@google.com>
172 * layout.cc (Layout::create_shstrtab): Only write out after input
173 sections if we are compressing debug sections.
175 2009-12-15 Ian Lance Taylor <iant@google.com>
177 * archive.cc (Archive::add_symbols): Only look up a symbol without
178 a version if there is, in fact, a version.
180 2009-12-14 Ian Lance Taylor <iant@google.com>
182 Revert -Wshadow changes, all changes from:
183 2009-12-11 Doug Kwan <dougkwan@google.com>
184 2009-12-11 Nick Clifton <nickc@redhat.com>
185 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
187 2009-12-11 Doug Kwan <dougkwan@google.com>
189 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
191 * attributes.cc (Object_attribute::size): Ditto.
192 (Attributes_section_data::size): Ditto.
193 (Attributes_section_data::Attributes_section_data): Ditto.
194 (Output_attributes_section_data::do_write): Ditto.
195 * attributes.h (Object_attribute::set_type): Ditto.
196 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
198 2009-12-11 Nick Clifton <nickc@redhat.com>
200 * archive.cc: Fix shadowed variable warnings.
202 * compressed_output.cc: Likewise.
203 * compressed_output.h: Likewise.
204 * configure: Likewise.
205 * dwarf_reader.cc: Likewise.
206 * dynobj.cc: Likewise.
207 * dynobj.h: Likewise.
208 * ehframe.cc: Likewise.
209 * ehframe.h: Likewise.
210 * errors.cc: Likewise.
211 * expression.cc: Likewise.
212 * fileread.cc: Likewise.
213 * fileread.h: Likewise.
214 * freebsd.h: Likewise.
217 * incremental.h: Likewise.
218 * layout.cc: Likewise.
219 * layout.h: Likewise.
220 * mapfile.cc: Likewise.
221 * merge.cc: Likewise.
223 * object.cc: Likewise.
224 * object.h: Likewise.
225 * options.h: Likewise.
226 * output.cc: Likewise.
227 * output.h: Likewise.
228 * parameters.cc: Likewise.
229 * plugin.cc: Likewise.
230 * powerpc.cc: Likewise.
231 * reduced_debug_output.cc: Likewise.
232 * reduced_debug_output.h: Likewise.
233 * reloc.cc: Likewise.
235 * resolve.cc: Likewise.
236 * script-sections.cc: Likewise.
237 * script.cc: Likewise.
238 * script.h: Likewise.
239 * sparc.cc: Likewise.
240 * symtab.cc: Likewise.
241 * symtab.h: Likewise.
242 * target-select.cc: Likewise.
243 * target-select.h: Likewise.
245 * workqueue.cc: Likewise.
246 * workqueue.h: Likewise.
247 * x86_64.cc: Likewise.
249 2009-12-10 Doug Kwan <dougkwan@google.com>
251 * arm.cc (attributes.h): New include.
252 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
253 (Arm_relobj::~Arm_relobj): Delete object pointed by
254 attributes_section_data_.
255 (Arm_relobj::attributes_section_data): New method definition.
256 (Arm_relobj::attributes_section_data_): New data member declaration.
257 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
258 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
259 attributes_section_data_.
260 (Arm_dynobj::attributes_section_data): New method definition.
261 (Arm_dynobj::attributes_section_data_): New data member declaration.
262 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
263 initialization value of may_use_blx_ to false.
264 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
265 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
266 object attributes to compute results instead of hard-coding.
267 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
268 Target_arm::get_secondary_compatible_arch,
269 Target_arm::set_secondary_compatible_arch
270 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
271 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
272 New method declarations.
273 (Target_arm::get_aeabi_object_attribute): New method definition.
274 (Target_arm::attributes_section_data_): New data member declaration.
275 (read_arm_attributes_section): New template definition.
276 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
277 (Arm_dynobj::do_read_symbols): Ditto.
278 (Target_arm::do_finalize_sections): Merge attributes sections from
279 input. Check for BLX use after attributes section merging.
280 Fix __exidx_start and __exidx_end visibility. Create an
281 .ARM.attributes section if necessary.
282 (Target_arm::get_secondary_compatible_arch,
283 Target_arm::set_secondary_compatible_arch,
284 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
285 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
286 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
287 New method definitions.
289 2009-12-09 Ian Lance Taylor <iant@google.com>
291 * plugin.cc (Plugin::load): Don't cast from void* to a function
294 2009-12-09 Ian Lance Taylor <iant@google.com>
296 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
299 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
301 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
302 Replace two_file_shared_1.so with two_file_shared_2.so.
303 * testsuite/Makefile.in: Regenerated.
305 2009-12-08 Doug Kwan <dougkwan@google.com>
307 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
308 (HFILES): Add attributes.h and int_encoding.h.
309 * Makefile.in: Regenerate.
310 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
311 function definitions to int_encoding.cc
312 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
313 prototypes to int_encoding.h
314 * reduced_debug_output.cc (int_encoding.h): New include.
315 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
316 function definitions to int_encoding.cc
317 (insert_into_vector, read_from_pointer): Move template definitions to
319 * attributes.cc: New file.
320 * attributes.h: New file.
321 * int_encoding.cc: New file.
322 * int_encoding.h: New file.
324 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
327 * incremental-dump.cc (dump_incremental_inputs): New.
328 (main): Use dump_incremental_inputs.
330 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
333 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
334 checking elfcpp::STT_FUNC.
335 (Target_i386::Relocate::relocate): Likewise.
336 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
338 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
339 symbols from shared libraries into normal FUNC symbols.
341 * symtab.h (Symbol): Add is_func and use it.
343 2009-12-05 Doug Kwan <dougkwan@google.com>
345 * arm.cc (Target_arm::arm_info): Initialize new fields
346 attributes_section and attributes_vendor.
347 * i386.cc (Target_i386::i386_info): Same.
348 * object.cc (Sized_relobj::do_layout): Skip attribute section.
349 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
350 fields attributes_section and attributes_vendor.
351 * sparc.cc (Target_sparc::sparc_info): Same.
352 * target.h (Target::attributes_section, Target::attributes_vendor,
353 Target::is_attributes_section, Target::attribute_arg_type,
354 Target::attributes_order): New method definitions.
355 (Target::Target_info::attributes_section,
356 Target::Target_info::attributes_vendor): New fields.
357 (Target::do_attribute_arg_type, Target::do_attributes_order): New
358 virtual method definitions.
359 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
360 attributes_section and attributes_vendor.
361 * testsuite/testfile.cc (Target_test::test_target_info): Same.
363 2009-12-05 Doug Kwan <dougkwan@google.com>
365 * arm.cc: Update comments about interworking and stub generation.
366 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
367 considered as non-PIC.
368 (Arm_relocate_functions::base_abs): Fix formatting.
369 (Arm_relocate_functions::got_prel): Fix comment. Change interface
370 of function to use GOT entry address instead of offset.
371 (Target_arm::Scan::global): Issue an error if a symbol would need a
372 PLT does not get one because it is untyped. Remove code to create
373 dynamic symbols for relative branches.
374 (Target_arm::Relocate::relocate: Use 0 instead of false since function
375 takes unsigned integer instead of boolean.
377 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
379 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
380 (two_file_test_LDADD): Likewise.
381 (common_test_1_LDADD): Likewise.
382 (exception_test_LDADD) Likewise.
383 (weak_test_LDADD): Likewise.
384 (many_sections_test_LDADD): Likewise.
385 (initpri1_LDADD): Likewise.
386 (script_test_1_LDADD): Likewise.
387 (script_test_2_LDADD): Likewise.
388 (justsyms_LDADD): Likewise.
389 (binary_test_LDADD): Likewise.
390 (large_LDADD): Likewise.
391 * testsuite/Makefile.in: Regenerated.
393 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
395 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
396 (Symbol_table::override_with_special): Likewise.
397 (Symbol_table::add_from_object): Likewise.
399 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
401 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
402 Don't set the data_offset twice.
404 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
406 * testsuite/Makefile.in: Regenerate.
408 2009-12-03 Doug Kwan <dougkwan@google.com>
410 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
411 (Target_arm::do_finalize_sections): Add parameter for symbol table
412 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
413 * i386.cc (Target_i386::do_finalize_sections): Add an additional
414 parameter for symbol table pointer.
415 * layout.cc (Layout::finalize): Call Target::finalize_sections with
416 an additional parameter for a pointer to symbol table.
417 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
418 parameter for a symbol table pointer.
419 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
420 * target.h (Target::finalize_sections, Target::do_finalize_sections):
422 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
423 parameter for a symbol table pointer.
425 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
427 * incremental.cc (Incremental_inputs_header)
428 (Incremental_inputs_header_write, Incremental_inputs_entry)
429 (Incremental_inputs_entry_write): Move ...
430 * incremental.h (Incremental_inputs_header)
431 (Incremental_inputs_header_write, Incremental_inputs_entry)
432 (Incremental_inputs_entry_write): here.
434 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
436 * incremental.cc (make_sized_incremental_binary): Set the target.
437 Error if it is incompatible.
438 * output.h (Output_file): Add filename method.
440 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
442 * incremental.cc (Incremental_inputs_entry): Remove unused argument
443 from the get_* methods.
445 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
447 * incremental-dump.cc (main): Check that the offeset of a script is 0.
448 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
449 Write 0 for the data_offset of scripts.
451 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
453 * testsuite/Makefile.am: Add the incremental_test.sh test.
454 * testsuite/incremental_test.sh: New.
455 * testsuite/incremental_test_1.c: New.
456 * testsuite/incremental_test_2.c: New.
458 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
460 * incremental-dump.cc (main): Fix typos.
462 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
465 * incremental-dump.cc (main): Use llu to print 64 bit values.
467 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
468 H.J. Lu <hongjiu.lu@intel.com>
470 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
472 (incremental_dump_LDADD): Likewise.
473 * Makefile.in: Regenerated.
475 2009-11-25 Doug Kwan <dougkwan@google.com>
479 2009-11-25 Doug Kwan <dougkwan@google.com>
481 * arm.cc (Target_arm::Target_arm): Move method definition
482 outside of class definition. Add code to handle
483 --target1-rel, --target1-abs and --target2= options.
484 (Target_arm::get_reloc_reloc_type): Change method to be
485 non-static and const.
486 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
487 New data member declaration.
488 (Target_arm::Scan::local, Target_arm::Scan::global,
489 Target_arm::Relocate::relocate,
490 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
491 Adjust call to Target_arm::get_real_reloc_type.
492 (Target_arm::get_real_reloc_type): Use command line options
493 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
494 * options.h (--target1-rel, --target1-abs, --target2): New
497 2009-11-25 Doug Kwan <dougkwan@google.com>
499 * arm.cc (Target_arm::Target_arm): Move method definition outside of
500 class definition. Add code to handle --target1-rel, --target1-abs
501 and --target2= options.
502 (Target_arm::get_reloc_reloc_type): Change method to be non-static
504 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
506 (Target_arm::Scan::local, Target_arm::Scan::global,
507 Target_arm::Relocate::relocate,
508 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
509 call to Target_arm::get_real_reloc_type.
510 (Target_arm::get_real_reloc_type): Use command line options to
511 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
512 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
515 2009-11-25 Doug Kwan <dougkwan@google.com>
517 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
518 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
519 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
521 (Arm_relocate_functions::thm_call): Replace body with a call to
522 Arm_relocate_functions::thumb_branch_common.
523 (Arm_relocate_functions::thm_jump24,
524 Arm_relocate_functions::thm_xpc22): New method definitions.
525 (Arm_relocate_functions::thumb_branch_common): New method definition.
526 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
528 (Target_arm::Relocate::relocate): Adjust call to thm_call.
529 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
531 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
533 * Makefile.am: Build incremental-dump
534 * Makefile.in: Regenerate.
535 * incremental-dump.cc: New.
536 * incremental.cc (Incremental_inputs_header_data,
537 Incremental_inputs_entry_data): Move to incremental.h
538 * incremental.h: (Incremental_inputs_header_data,
539 Incremental_inputs_entry_data): Move from incremental.cc
541 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
543 * incremental.cc (Incremental_inputs_header,
544 Incremental_inputs_header_write, Incremental_inputs_entry,
545 Incremental_inputs_entry_write): Add a typedef with the data type.
547 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
549 * incremental.cc (Incremental_inputs_header,
550 Incremental_inputs_header_write, Incremental_inputs_entry,
551 Incremental_inputs_entry_write): Update comment about which
552 type has the filed descriptions.
554 2009-11-15 Doug Kwan <dougkwan@google.com>
556 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
557 (Arm_relocate_functions::arm_branch_common): Change method defintion
558 in class definition to a method declaration and update list of formal
560 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
561 Arm_relocation_functions::jump24): Adjust call to
562 Arm_relocate_functions::arm_branch_common. Update list of formal
564 (Arm_relocate_functions::xpc25): New method definition.
565 (Arm_relocate_functions::arm_branch_common): Move method defintion
566 out from class definition. Use stubs for mode-switching and extending
568 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
569 specially. Change code to enable use of stubs in ARM branches.
571 2009-11-10 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
574 in method declaration.
575 (Target_arm::relocate_stub): New method declaration.
576 (Target_arm::default_target): Change to return a pointer instead of
578 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
579 Target_arm::default_target.
580 (Arm_Relobj::do_relocate_sections): Remove options paramater in
582 (Target_arm::relocate_section): Adjust view.
583 (Target_arm::relocate_stub): New method definition.
585 2009-11-10 Doug Kwan <dougkwan@google.com>
587 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
589 * incremental.cc (open_incremental_binary): Initialized local
590 variables to avoid warnings.
591 * object.cc (make_elf_object): Ditto.
592 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
595 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
598 * testsuite/plugin_test.c: Include "config.h".
600 2009-11-09 Doug Kwan <dougkwan@google.com>
602 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
603 (arm_symbol_value): Remove.
604 (Arm_relocate_functions::arm_branch_common,
605 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
606 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
607 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
608 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
609 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
610 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
611 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
612 Arm_relocate_functions::thm_mobw_abs_nc,
613 Arm_relocate_functions::thm_mov_abs,
614 Arm_relocate_functions::movw_prel_nc,
615 Arm_relocate_functions::thm_movt_abs,
616 Arm_relocate_functions::movt_prel,
617 Arm_relocate_functions::thm_movw_prel_nc,
618 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
619 (Target_arm::Relocate::relocate): Only decompose address into two
620 parts if relocation type uses the thumb-bit and pass the actual
621 bit instead of a flag indicating that the thumb-bit is used. Adjust
622 calls to methods in Arm_relocate_functions for this change.
624 2009-11-08 Ian Lance Taylor <iant@google.com>
627 * reloc.cc: Instantiate
628 Sized_relobj::initialize_input_to_output_maps and
629 Sized_relobj:free_input_to_output_maps.
631 2009-11-06 Ian Lance Taylor <iant@google.com>
634 * defstd.cc (in_segment): Set only_if_ref true for "end".
636 2009-11-06 Doug Kwan <dougkwan@google.com>
638 * arm.cc (class Reloc_stub): Correct a comment.
639 (Target_arm::Target_arm): Initialize arm_input_section_map_.
640 (Target_arm::scan_section_for_stubs): New method declaration.
641 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
642 Change methods from private to protected.
643 (Target_arm::do_may_relax): New method definition.
644 (Target_arm::do_relax, Target_arm::group_sections,
645 Target_arm::scan_reloc_for_stub,
646 Target_arm::scan_reloc_section_for_stubs): New method declarations.
647 (Target_arm::arm_input_section_map_): New data member declaration.
648 (Target_arm::scan_reloc_for_stub,
649 Target_arm::scan_reloc_section_for_stubs,
650 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
651 Target_arm::do_relax): New method definitions.
653 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
655 * configure.ac: Check for (struct stat)::st_mtim
656 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
657 * config.in: Regenerate.
658 * configure: Regenerate.
660 2009-11-05 Ian Lance Taylor <iant@google.com>
663 * output.cc (Output_segment::add_output_section): Add missing
666 2009-11-04 Ian Lance Taylor <iant@google.com>
669 * object.h (class Object): Add is_needed and set_is_needed
670 methods. Add is_needed_ field. Make bool fields into bitfields.
671 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
672 defined in a dynamic object and referenced by a regular object,
673 set is_needed for the dynamic object.
674 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
675 if the file is marked with as_needed and it is not needed.
677 2009-11-04 Ian Lance Taylor <iant@google.com>
680 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
681 tags if data is discarded by linker script.
682 * i386.cc (Target_i386::do_finalize_sections): Likewise.
683 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
684 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
685 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
687 2009-11-04 Ian Lance Taylor <iant@google.com>
689 * layout.cc (Layout::get_output_section): Add is_interp and
690 is_dynamic_linker_section parameters. Change all callers.
691 (Layout::choose_output_section): Likewise.
692 (Layout::make_output_section): Likewise.
693 (Layout::add_output_section_data): Add is_dynamic_linker_section
694 parameter. Change all callers.
695 * layout.h (class Layout): Update declarations.
696 * output.h (class Output_section): Add is_interp, set_is_interp,
697 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
698 Add is_interp_, is_dynamic_linker_section_ fields. Change
699 generate_code_fills_at_write_ to a bitfield.
700 * output.cc (Output_section::Output_sections): Initialize new
702 (Output_segment::add_output_section): Add do_sort parameter.
705 2009-11-03 Ian Lance Taylor <iant@google.com>
708 * options.h (class General_options): Add --warn-common.
709 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
710 merging two common symbols.
711 (Symbol_table::should_override): Handle --warn-common when merging
712 a common symbol with a defined symbol. Use report_resolve_problem
713 for multiple definitions.
714 (Symbol_table::report_resolve_problem): New function.
715 * symtab.h (class Symbol_table): Declare report_resolve_problem.
717 2009-11-03 Doug Kwan <dougkwan@google.com>
719 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
721 (Target_arm::stub_factory): New method definition.
722 (Target_arm::new_arm_input_section,
723 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
724 Target_arm::reloc_uses_thumb_bit): New method declarations.
725 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
726 New type definitions.
727 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
729 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
730 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
731 New method definitions.
733 2009-11-03 Ian Lance Taylor <iant@google.com>
735 * options.h (class General_options): Add --warn_constructors.
737 2009-11-03 Ian Lance Taylor <iant@google.com>
740 * defstd.cc (in_section): Add entries for __rel_iplt_start,
741 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
743 2009-11-03 Ian Lance Taylor <iant@google.com>
746 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
747 --msgid-bugs-address.
748 (install-pdf): New target.
749 (install-data_yes): Look up one directory to find mkinstalldirs.
751 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
753 * po/Make-in (.po.gmo): Don't generate .gmo files in source
756 2009-10-30 Doug Kwan <dougkwan@google.com>
758 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
760 2009-10-30 Doug Kwan <dougkwan@google.com>
762 * arm.cc (Stub_addend_reader): New struct template definition
763 and partial specializations.
764 (Stub_addend_reader::operator()): New method definition for a
765 partially specialized template.
767 2009-10-30 Doug Kwan <dougkwan@google.com>
769 * arm.cc (Arm_relobj::processor_specific_flags): New method
771 (Arm_relobj::do_read_symbols): New method declaration.
772 (Arm_relobj::processor_specific_flags_): New data member declaration.
773 (Arm_dynobj): New class definition.
774 (Target_arm::do_finalize_sections): Add input_objects parameter.
775 (Target_arm::do_adjust_elf_header): New method declaration.
776 (Target_arm::are_eabi_versions_compatible,
777 (Target_arm::merge_processor_specific_flags): New method declaration.
778 (Target_arm::do_make_elf_object): New overloaded method definitions
780 (Arm_relobj::do_read_symbols): New method definition.
781 (Arm_dynobj::do_read_symbols): Ditto.
782 (Target_arm::do_finalize_sections): Add input_objects parameters.
783 Merge processor-specific flags from all input objects.
784 (Target_arm::are_eabi_versions_compatible,
785 Target_arm::merge_processor_specific_flags,
786 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
787 New method definitions.
788 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
789 Input_objects pointer type parameter.
790 * layout.cc (Layout::finalize): Pass input objects to target's.
791 finalize_sections function.
792 * output.cc (Output_file_header::do_sized_write): Set ELF file
793 header's processor-specific flags.
794 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
795 Input_objects pointer type parameter.
796 * sparc.cc (Target_sparc::do_finalize_sections): Same.
797 * target.h (Input_objects): New forward class declaration.
798 (Target::processor_specific_flags,
799 Target::are_processor_specific_flags_sect): New method definitions.
800 (Target::finalize_sections): Add input_objects parameter.
801 (Target::Target): Initialize processor_specific_flags_ and
802 are_processor_specific_flags_set_.
803 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
805 (Target::set_processor_specific_flags): New method definition.
806 (Target::processor_specific_flags_,
807 Target::are_processor_specific_flags_set_): New data member
809 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
810 Input_objects pointer type parameter.
812 2009-10-30 Doug Kwan <dougkwan@google.com>
814 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
816 2009-10-28 Ian Lance Taylor <iant@google.com>
818 * object.h (class Relobj): Drop options parameter from
819 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
820 do_scan_relocs, do_relocate. Change all callers.
821 (class Sized_relobj): Drop options parameters from
822 do_gc_process_relocs, do_scan_relocs, do_relocate,
823 do_relocate_sections, relocate_sections, emit_relocs_scan,
824 emit_relocs_scan_reltype. Change all callers.
825 (struct Relocate_info): Remove options field and all references to
827 * reloc.h (class Read_relocs): Remove options constructor
828 parameter and options_ field. Change all callers.
829 (class Gc_process_relocs, class Scan_relocs): Likewise.
830 (class Relocate_task): Likewise.
831 * target-reloc.h (scan_relocs): Remove options parameter. Change
833 (scan_relocatable_relocs): Likewise.
834 * target.h (class Sized_target): Remove options parameter from
835 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
837 * gc.h (gc_process_relocs): Remove options parameter. Change all
839 * arm.cc: Update functions to remove options parameters.
841 * powerpc.cc: Likewise.
842 * sparc.cc: Likewise.
843 * x86_64.cc: Likewise.
844 * testsuite/testfile.cc: Likewise.
846 2009-10-28 Doug Kwan <dougkwan@google.com>
848 * arm.cc (Arm_relobj): New class definition.
849 (Arm_relobj::scan_sections_for_stubs,
850 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
851 New method definitions.
853 2009-10-28 Cary Coutant <ccoutant@google.com>
855 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
856 (Plugin::cleanup_done_): New member.
857 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
858 (Plugin_manager::cleanup_done_): Remove.
859 (Plugin_manager::add_input_file): Edit error message.
860 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
861 (Plugin_manager::cleanup): Remove use of cleanup_done_.
863 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
865 * fileread.cc: (File_read::View::~View): Use the new
866 data_ownership_ filed.
867 (File_read::~File_read): Dispose the new whole_file_view_.
868 (File_read::open): Mmap the whole file if needed.
869 (File_read::open): Use whole_file_view_ instead of contents_.
870 (File_read::find_view): Use whole_file_view_ if applicable.
871 (File_read::do_read): Use whole_file_view_ instead of contents_.
872 (File_read::make_view): Use whole_file_view_ instead of contents_,
873 update File_read::View::View call.
874 (File_read::find_or_make_view): Update File_read::View::View
876 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
878 (File_read::View::Data_ownership): New enum.
879 (File_read::View::View): Replace bool mapped_ with Data_ownership
881 (File_read::View::mapped_): Remove (replaced by data_ownership_).
882 (File_read::View::data_ownership_): New field.
883 (File_read::contents_): Remove (replaced by whole_file_view_).
884 (File_read::whole_file_view_): New field.
885 * options.h (class General_options): Add --keep-files-mapped.
887 2009-10-27 Cary Coutant <ccoutant@google.com>
889 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
890 * testsuite/Makefile.am (plugin_test_5): New test case.
891 * testsuite/Makefile.in: Regenerate.
893 2009-10-25 Doug Kwan <dougkwan@google.com>
895 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
896 from private to protected to allow access by child class.
897 (Sized_relobj::do_relocate_sections): New method declaration.
898 (Sized_relobj::relocate_sections): Virtualize.
899 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
900 Sized_relobj::relocate_sections. Instantiate template explicitly
901 for different target sizes and endianity.
903 2009-10-24 Doug Kwan <dougkwan@google.com>
905 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
906 (Arm_input_section::as_arm_input_section): New method.
907 (Arm_output_section): New class definition.
908 (Arm_output_section::create_stub_group,
909 Arm_output_section::group_sections): New method definitions.
911 2009-10-22 Doug Kwan <dougkwan@google.com>
913 * arm.cc (Arm_input_section): New class definition.
914 (Arm_input_section::init, Arm_input_section:do_write,
915 Arm_input_section::set_final_data_size,
916 Arm_input_section::do_reset_address_and_file_offset): New method
919 2009-10-21 Doug Kwan <dougkwan@google.com>
921 * arm.cc (Stub_table, Arm_input_section): New forward class
923 (Stub_table): New class defintion.
924 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
925 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
926 New method definition.
928 2009-10-21 Doug Kwan <dougkwan@google.com>
930 * arm.cc: Update copyright comments.
931 (Target_arm): New forward class template declaration.
932 (Arm_address): New type.
933 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
934 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
935 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
937 (Insn_template): Same.
938 (DEF_STUBS): New macro.
939 (Stub_type): New enum type.
940 (Stub_template): New class definition.
943 (Stub_factory): Same.
944 (Target_arm::Target_arm): Initialize may_use_blx_ and
945 should_force_pic_veneer_.
946 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
947 Target_arm::should_force_pic_veneer,
948 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
949 Target_arm::using_thumb_only, Target_arm:;default_target): New
951 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
952 New data member declarations.
953 (Insn_template::size, Insn_template::alignment): New method defintions.
954 (Stub_template::Stub_template): New method definition.
955 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
956 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
957 (Stub_factory::Stub_factory): New method definition.
958 * gold.h (string_hash): New template.
959 * output.h (Input_section_specifier::hash_value): Use
961 (Input_section_specifier::string_hash): Remove.
962 * stringpool.cc (Stringpool_template::string_hash): Use
965 2009-10-20 Doug Kwan <dougkwan@google.com>
967 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
968 symbols of relaxed input sections.
969 * output.h (Output_section::find_relaxed_input_section): Make
972 2009-10-16 Doug Kwan <dougkwan@google.com>
974 * dynobj.cc (Versions::Versions): Initialize version_script_.
975 Only insert base version symbol definition for a shared object
976 if version script defines any version versions.
977 (Versions::define_base_version): New method definition.
978 (Versions::add_def): Check that base version is not needed.
979 (Versions::add_need): Define base version lazily.
980 * dynobj.h (Versions::define_base_version): New method declaration.
981 (Versions::needs_base_version_): New data member declaration.
982 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
983 (check_DATA): Add no_version_test.stdout.
984 (libno_version_test.so, no_version_test.o no_version_test.stdout):
986 * testsuite/Makefile.in: Regenerate.
987 * testsuite/no_version_test.c: New file.
988 * testsuite/no_version_test.sh: Ditto.
990 2009-10-16 Doug Kwan <dougkwan@google.com>
992 * expression.cc (class Segment_start_expression): New class definition.
993 (Segment_start_expression::value): New method definition.
994 (script_exp_function_segment_start): Return a new
995 Segment_start_expression.
996 * gold/script-c.h (script_saw_segment_start_expression): New function
998 * script-sections.cc (Script_sections::Script_sections): Initialize
999 SAW_SEGMENT_START_EXPRESSION_ to false.
1000 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1001 and -Tbbs options to specify section addresses if given in
1002 command line and no SEGMENT_START expression is seen in a script.
1003 * script-sections.h (Script_sections::saw_segment_start_expression,
1004 Script_sections::set_saw_segment_start_expression): New method
1006 (Script_sections::saw_segment_start_expression_): New data member
1008 * script.cc (script_saw_segment_start_expression): New function.
1009 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1010 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1011 script_test_7.sh and script_test_8.sh.
1012 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1013 script_test_8.stdout.
1014 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1015 (script_test_6, script_test_6.stdout, script_test_7,
1016 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1017 * Makefile.in: Regenerate.
1018 * testsuite/script_test_6.sh: New file.
1019 * testsuite/script_test_6.t: Same.
1020 * testsuite/script_test_7.sh: Same.
1021 * testsuite/script_test_7.t: Same.
1022 * testsuite/script_test_8.sh: Same.
1024 2009-10-16 Doug Kwan <dougkwan@google.com>
1026 * output.cc (Output_segment::set_section_list_address): Cast
1027 expressions to unsigned long long type to avoid format warnings.
1029 2009-10-15 Ian Lance Taylor <iant@google.com>
1031 * script.cc (Script_options::add_symbol_assignment): Always add a
1032 dot assignment to script_sections_.
1033 * script-sections.cc (Script_sections::add_dot_assignment):
1034 Initialize if necessary.
1036 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1037 program headers with no load segment if there is a linker script.
1039 * layout.cc (Layout::set_segment_offsets): Align the file offset
1040 to the segment aligment for -N or -n with no load segment.
1041 * output.cc (Output_segment::add_output_section): Don't crash if
1042 the first section is a TLS section.
1043 (Output_segment::set_section_list_addresses): Print an error
1044 message if the address moves backward in a linker script.
1045 * script-sections.cc
1046 (Output_section_element_input::set_section_addresses): Don't
1047 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1048 (Orphan_output_section::set_section_addresses): Likewise.
1050 2009-10-15 Doug Kwan <dougkwan@google.com>
1052 * layout.cc (Layout::finish_dynamic_section): Generate tags
1053 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1054 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1055 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1057 2009-10-14 Ian Lance Taylor <iant@google.com>
1059 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1061 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1062 data_shdr fields of relinfo.
1063 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1064 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1065 R_386_TLS_LDO_32, adjust based on section flags.
1066 (Target_i386::Relocate::fix_up_ldo): Remove.
1068 2009-10-13 Ian Lance Taylor <iant@google.com>
1070 Add support for -pie.
1071 * options.h (class General_options): Add -pie and
1073 (General_options::output_is_position_independent): Test -pie.
1074 (General_options::output_is_executable): Return true if not shared
1075 and not relocatable.
1076 (General_options::output_is_pie): Remove.
1077 * options.cc (General_options::finalize): Reject incompatible uses
1079 * gold.cc (queue_middle_tasks): A -pie link is not static.
1080 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1081 * symtab.cc (Symbol::final_value_is_known): Return false if
1082 output_is_position_independent.
1083 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1084 output_is_position_independent.
1085 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1086 output_is_position_independent.
1087 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1088 output_is_position_independent.
1089 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1091 (basic_pie_test.o, basic_pie_test): New targets.
1092 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1093 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1094 (two_file_pie_test): New target.
1095 * testsuite/Makefile.in: Rebuild.
1096 * README: Remove note saying that -pie is not supported.
1098 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1100 * options.h (class General_options): Add -init and -fini.
1101 * layout.cc (Layout::finish_dynamic_section): Emit
1102 given init and fini functions.
1104 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1106 * gc.h (gc_process_relocs): Check if icf is enabled using new
1108 * gold.cc (queue_initial_tasks): Likewise.
1109 (queue_middle_tasks): Likewise.
1110 * object.cc (do_layout): Likewise.
1111 * symtab.cc (is_section_folded): Likewise.
1112 * main.cc (main): Likewise.
1113 * reloc.cc (Read_relocs::run): Likewise.
1114 (Sized_relobj::do_scan_relocs): Likewise.
1115 * icf.cc (is_function_ctor_or_dtor): New function.
1116 (Icf::find_identical_sections): Check if function is ctor or dtor when
1118 * options.h (General_options::icf): Change option to be an enum.
1119 (Icf_status): New enum.
1120 (icf_enabled): New method.
1121 (icf_safe_folding): New method.
1122 (set_icf_status): New method.
1123 (icf_status_): New variable.
1124 * (options.cc) (General_options::finalize): Set icf_status_.
1125 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1126 icf_test and icf_keep_unique_test to use the --icf enum flag.
1127 * testsuite/icf_safe_test.sh: New file.
1128 * testsuite/icf_safe_test.cc: New file.
1130 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1132 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1133 includes to gc.h and icf.h.
1134 * arm.cc: Include gc.h.
1135 * gold.cc: Likewise.
1136 * i386.cc: Likewise.
1137 * powerpc.cc: Likewise.
1138 * sparc.cc: Likewise.
1139 * x86_64.cc: Likewise.
1140 * gc.h: Include icf.h.
1142 2009-10-11 Ian Lance Taylor <iant@google.com>
1144 * plugin.cc: Include "gold.h" before other header files.
1146 2009-10-10 Chris Demetriou <cgd@google.com>
1148 * options.h (Input_file_argument::Input_file_type): New enum.
1149 (Input_file_argument::is_lib_): Replace with...
1150 (Input_file_argument::type_): New member.
1151 (Input_file_argument::Input_file_argument): Take Input_file_type
1152 'type' rather than boolean 'is_lib' as second argument.
1153 (Input_file_argument::is_lib): Use type_.
1154 (Input_file_argument::is_searched_file): New function.
1155 (Input_file_argument::may_need_search): Handle is_searched_file.
1156 * options.cc (General_options::parse_library): Support -l:filename.
1157 (General_options::parse_just_symbols): Update for Input_file_argument
1159 (Command_line::process): Likewise.
1160 * archive.cc (Archive::get_file_and_offset): Likewise.
1161 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1162 * script.cc (read_script_file, script_add_file): Likewise.
1163 * fileread.cc (Input_file::Input_file): Likewise.
1164 (Input_file::will_search_for): Handle is_searched_file.
1165 (Input_file::open): Likewise.
1166 * readsyms.cc (Read_symbols::get_name): Likewise.
1167 * testsuite/Makefile.am (searched_file_test): New test.
1168 * testsuite/Makefile.in: Regenerate.
1169 * testsuite/searched_file_test.cc: New file.
1170 * testsuite/searched_file_test_lib.cc: New file.
1172 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1173 Ian Lance Taylor <iant@google.com>
1175 * descriptor.cc: Include <cstdio> and "binary-io.h".
1176 (Descriptors::open): Open the files in binary mode always.
1177 * script.cc (Lex::get_token): Treat \r as whitespace.
1179 2009-10-09 Ian Lance Taylor <iant@google.com>
1181 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1183 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1184 Ian Lance Taylor <iant@google.com>
1186 * configure.ac: Check for readv function also.
1187 * fileread.cc (readv): Define if not HAVE_READV.
1188 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1190 * config.in: Regenerate.
1191 * configure: Regenerate.
1193 2009-10-09 Doug Kwan <dougkwan@google.com>
1195 * layout.cc (Layout::make_output_section): Call target hook to make
1196 ordinary output section.
1197 (Layout::finalize): Adjust parameter list of call the
1198 Target::may_relax().
1199 * layout.h (class Layout::section_list): New method.
1200 * merge.h (Output_merge_base::entsize): Change visibility to public.
1201 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1203 (Output_merge_string::do_is_string): New method.
1204 * object.cc (Sized_relobj::do_setup): renamed from
1205 Sized_relobj::set_up.
1206 * object.h (Sized_relobj::adjust_shndx,
1207 Sized_relobj::initializ_input_to_output_maps,
1208 Sized_relobj::free_input_to_output_maps): Change visibilities to
1210 (Sized_relobj::setup): Virtualize.
1211 (Sized_relobj::do_setup): New method declaration.
1212 (Sized_relobj::invalidate_section_offset,
1213 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1214 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1215 * options.cc (parse_int): New function.
1216 * options.h (parse_int): New declaration.
1217 (DEFINE_int): New macro.
1218 (stub_group_size): New option.
1219 * output.cc (Output_section::Output_section): Initialize memebers
1220 merge_section_map_, merge_section_by_properties_map_,
1221 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1222 (Output_section::add_input_section): Handled deferred code-fill
1223 generation and remove an old comment.
1224 (Output_section::add_relaxed_input_section): New method definition.
1225 (Output_section::add_merge_input_section): Use merge section by
1226 properties map to speed to search. Update merge section maps
1228 (Output_section::build_relaxation_map): New method definition.
1229 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1231 (Output_section::relax_input_section): Renamed to
1232 Output_section::convert_input_sections_to_relaxed_sections and change
1233 interface to take a vector of pointers to relaxed sections.
1234 (Output_section::find_merge_section,
1235 Output_section::find_relaxed_input_section): New method definitions.
1236 (Output_section::is_input_address_mapped,
1237 Output_section::output_offset, Output_section::output_address):
1238 Use output section data maps to speed up searching.
1239 (Output_section::find_starting_output_address): Add comments.
1240 (Output_section::do_write,
1241 Output_section::write_to_postprocessing_buffer): Do code-fill
1242 generation as appropriate.
1243 (Output_section::get_input_sections): Invalidate relaxed input section
1245 (Output_section::restore_states): Adjust type of checkpoint .
1246 Invalidate relaxed input section map.
1247 * output.h (Output_merge_base): New class declaration.
1248 (Input_section_specifier): New class defintion.
1249 (class Output_relaxed_input_section) Change base class to
1250 Output_section_data_build.
1251 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1252 base class initializer.
1253 (Output_section::add_relaxed_input_section): New method declaration.
1254 (Output_section::Input_section): Change visibility to protected.
1255 (Output_section::Input_section::relobj,
1256 Output_section::Input_section::shndx): Handle relaxed input sections.
1257 Output_section::input_sections) Change visibility to protected. Also
1258 define overload to return a non-const pointer.
1259 (Output_section::Merge_section_properties): New class defintion.
1260 (Output_section::Merge_section_by_properties_map,
1261 Output_section::Output_section_data_by_input_section_map,
1262 Output_section::Relaxation_map): New types.
1263 (Output_section::relax_input_section): Rename method to
1264 Output_section::convert_input_sections_to_relaxed_sections and change
1265 interface to take a vector of relaxed section pointers.
1266 (Output_section::find_merge_section,
1267 Output_section::find_relaxed_input_section,
1268 Output_section::build_relaxation_map,
1269 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1270 New method declarations.
1271 (Output_section::merge_section_map_
1272 Output_section::merge_section_by_properties_map_,
1273 Output_section::relaxed_input_section_map_,
1274 Output_section::is_relaxed_input_section_map_valid_,
1275 Output_section::generate_code_fills_at_write_): New data members.
1276 * script-sections.cc
1277 (Output_section_element_input::set_section_addresses): Call
1278 current_data_size and addralign methods of relaxed input sections.
1279 (Orphan_output_section::set_section_addresses): Call current_data_size
1280 and addralign methods of relaxed input sections.
1281 * symtab.cc (Symbol_table::compute_final_value): Extract template
1282 from the body of Symbol_table::sized_finalize_symbol.
1283 (Symbol_table::sized_finalized_symbol): Call
1284 Symbol_table::compute_final_value.
1285 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1286 (Symbol_table::compute_final_value): New templated method declaration.
1287 * target.cc (Target::do_make_output_section): New method defintion.
1288 * target.h (Target::make_output_section): New method declaration.
1289 (Target::relax): Add more parameters for input objects, symbol table
1290 and layout. Adjust call to do_relax.
1291 (Target::do_make_output_section): New method declaration.
1292 (Target::do_relax): Add parameters for input objects, symbol table
1295 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1297 * pread.c: Include stdio.h.
1299 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1301 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1304 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1306 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1307 Change read_shndx type to unsigned int.
1308 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1310 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1311 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1312 Change read_shndx type to unsigned int.
1313 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1315 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1316 * layout.cc (Layout::create_symtab_sections): Cast the result of
1317 local_symcount * symsize to off_t in the gold_assert.
1319 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1321 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1322 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1324 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1325 (Arm_relocate_functions::thm_abs5): New function.
1326 (Arm_relocate_functions::abs12): New function.
1327 (Arm_relocate_functions::abs16): New function.
1328 (Arm_relocate_functions::base_abs): New function.
1329 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1330 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1331 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1333 (Scan::global): Likewise.
1334 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1335 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1336 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1337 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1340 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1342 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1343 (Arm_relocate_functions::movt_prel): New function.
1344 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1345 (Arm_relocate_functions::thm_movt_prel): New function.
1346 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1347 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1348 (Scan::global, Relocate::relocate): Likewise.
1349 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1351 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1353 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1354 Incremental_checker.
1355 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1357 (class Incremental_inputs_header): New class.
1358 (Incremental_inputs_header_writer): Edit comment.
1359 (Incremental_inputs_entry): New class.
1360 (Incremental_inputs_entry_writer): Edit comment.
1361 (Sized_incremental_binary::do_find_incremental_inputs_section):
1362 Add *strtab_shndx parameter, fill it.
1363 (Sized_incremental_binary::do_check_inputs): New method.
1364 (Incremental_checker::can_incrementally_link_output_file): Use
1365 Sized_incremental_binary::check_inputs.
1366 (Incremental_inputs::report_command_line): Save command line in
1369 (Incremental_binary::find_incremental_inputs_section): New
1371 (Incremental_binary::do_find_incremental_inputs_section): Add
1372 strtab_shndx parameter.
1373 (Incremental_binary::do_check_inputs): New pure virtual method.
1374 (Sized_incremental_binary::do_check_inputs): Declare.
1375 (Incremental_checker::Incremental_checker): Add incremental_inputs
1376 parameter, use it to initialize incremental_inputs_.
1377 (Incremental_checker::incremental_inputs_): New field.
1378 (Incremental_checker::command_line): New method.
1379 (Incremental_checker::inputs): New method.
1380 (Incremental_checker::command_line_): New field.
1382 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1384 * incremental.cc: Include <cstdarg> and "target-select.h".
1385 (vexplain_no_incremental): New function.
1386 (explain_no_incremental): New function.
1387 (Incremental_binary::error): New method.
1388 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1390 (make_sized_incremental_binary): New function.
1391 (open_incremental_binary): New function.
1392 (can_incrementally_link_file): Add checks if output is ELF and has
1394 * incremental.h: Include "elfcpp_file.h" and "output.h".
1395 (Incremental_binary): New class.
1396 (Sized_incremental_binary): New class.
1397 (open_incremental_binary): Declare.
1398 * object.cc (is_elf_object): Use
1399 elfcpp::Elf_recognizer::is_elf_file.
1400 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1401 * output.h (Output_file::filesize): New method.
1403 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1405 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1407 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1408 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1410 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1412 (Arm_relocate_functions::movw_abs_nc): New function.
1413 (Arm_relocate_functions::movt_abs): New function.
1414 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1415 (Arm_relocate_functions::thm_movt_abs): New function.
1416 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1417 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1418 (Scan::global): Likewise.
1419 (Relocate::relocate): Likewise.
1420 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1422 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1424 * arm.cc (Arm_relocate_functions::got_prel) New function.
1425 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1426 (Relocate::relocate): Likewise.
1427 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1429 2009-10-06 Ian Lance Taylor <iant@google.com>
1431 * options.h (class General_options): Define
1432 split_stack_adjust_size parameter.
1433 * object.h (class Object): Add uses_split_stack_ and
1434 has_no_split_stack_ fields. Add uses_split_stack and
1435 has_no_split_stack accessor functions. Declare
1436 handle_split_stack_section.
1437 (class Reloc_symbol_changes): Define.
1438 (class Sized_relobj): Define Function_offsets. Declare
1439 split_stack_adjust, split_stack_adjust_reltype, and
1441 * object.cc (Object::handle_split_stack_section): New function.
1442 (Sized_relobj::do_layout): Call handle_split_stack_section.
1443 * dynobj.cc (Sized_dynobj::do_layout): Call
1444 handle_split_stack_section.
1445 * reloc.cc (Sized_relobj::relocate_sections): Call
1446 split_stack_adjust for executable sections in split_stack
1447 objects. Pass reloc_map to relocate_section.
1448 (Sized_relobj::split_stack_adjust): New function.
1449 (Sized_relobj::split_stack_adjust_reltype): New function.
1450 (Sized_relobj::find_functions): New function.
1451 * target-reloc.h: Include "object.h".
1452 (relocate_section): Add reloc_symbol_changes parameter. Change
1454 * target.h (class Target): Add calls_non_split method. Declare
1455 do_calls_non_split virtual method. Declare match_view and
1457 * target.cc: Include "elfcpp.h".
1458 (Target::do_calls_non_split): New function.
1459 (Target::match_view): New function.
1460 (Target::set_view_to_nop): New function.
1461 * gold.cc (queue_middle_tasks): Give an error if mixing
1462 split-stack and non-split-stack objects with -r.
1463 * i386.cc (Target_i386::relocate_section): Add
1464 reloc_symbol_changes parameter.
1465 (Target_i386::do_calls_non_split): New function.
1466 * x86_64.cc (Target_x86_64::relocate_section): Add
1467 reloc_symbol_changes parameter.
1468 (Target_x86_64::do_calls_non_split): New function.
1469 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1471 * powerpc.cc (Target_powerpc::relocate_section): Add
1472 reloc_symbol_changes parameter.
1473 * sparc.cc (Target_sparc::relocate_section): Add
1474 reloc_symbol_changes parameter.
1475 * configure.ac: Call AM_CONDITIONAL for the default target.
1476 * configure: Rebuild.
1477 * testsuite/Makefile.am (TEST_AS): New variable.
1478 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1479 (check_DATA): Add split_i386 and split_x86_64 files.
1480 (SPLIT_DEFSYMS): Define.
1481 (split_i386_[1234n].o): New targets.
1482 (split_i386_[124]): New targets.
1483 (split_i386_[1234r].stdout): New targets.
1484 (split_x86_64_[1234n].o): New targets.
1485 (split_x86_64_[124]): New targets.
1486 (split_x86_64_[1234r].stdout): New targets.
1487 (MOSTLYCLEANFILES): Add new executables.
1488 * testsuite/split_i386.sh: New file.
1489 * testsuite/split_x86_64.sh: New file.
1490 * testsuite/split_i386_1.s: New file.
1491 * testsuite/split_i386_2.s: New file.
1492 * testsuite/split_i386_3.s: New file.
1493 * testsuite/split_i386_4.s: New file.
1494 * testsuite/split_i386_n.s: New file.
1495 * testsuite/split_x86_64_1.s: New file.
1496 * testsuite/split_x86_64_2.s: New file.
1497 * testsuite/split_x86_64_3.s: New file.
1498 * testsuite/split_x86_64_4.s: New file.
1499 * testsuite/split_x86_64_n.s: New file.
1500 * testsuite/testfile.cc (Target_test): Update relocation_section
1502 * testsuite/Makefile.in: Rebuild.
1504 2009-10-06 Ian Lance Taylor <iant@google.com>
1506 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1507 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1508 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1509 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1510 the address on ldo_addrs_.
1511 (Target_i386::Relocate::fix_up_ldo): New function.
1513 2009-10-06 Rafael Espindola <espindola@google.com>
1515 * plugin.cc (add_input_library): New.
1516 (Plugin::load): Add add_input_library to tv.
1517 (Plugin_manager::add_input_file): Add the is_lib argument.
1518 (add_input_file): Update call to Plugin_manager::add_input_file.
1519 (add_input_library): New.
1520 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1522 2009-09-30 Doug Kwan <dougkwan@google.com>
1524 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1525 symbol and call Symbol::may_need_copy_reloc to determine if
1526 a copy reloc is needed.
1527 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1528 nocopyreloc is given in command line.
1529 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1530 given in command line.
1531 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1532 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1533 of the removed Target_i386::may_need_copy_reloc.
1534 * options.h (copyreloc): New option with default value false.
1535 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1536 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1537 instead of the removed Target_powerpc::may_need_copy_reloc.
1538 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1539 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1540 instead of the removed Target_sparc::may_need_copy_reloc.
1541 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1542 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1543 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1544 instead of the removed Target_x86_64::may_need_copy_reloc.
1546 2009-09-30 Ian Lance Taylor <iant@google.com>
1548 * object.h (class Object): Remove target_ field, and target,
1549 sized_target, and set_target methods.
1550 (Object::sized_target): Remove.
1551 (class Sized_relobj): Update declarations. Remove sized_target.
1552 * object.cc (Sized_relobj::setup): Remove target parameter.
1554 (Input_objects::add_object): Don't do anything with the target.
1555 (make_elf_sized_object): Add punconfigured parameter. Change all
1556 callers. Set or test parameter target.
1557 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1559 * parameters.cc (Parameters::set_target): Change parameter type to
1561 (Parameters::default_target): Remove.
1562 (set_parameters_target): Change parameter type to be non-const.
1563 (parameters_force_valid_target): New function.
1564 (parameters_clear_target): New function.
1565 * parameters.h (class Parameters): Update declarations. Remove
1566 default_target method. Add sized_target and clear_target
1567 methods. Change target_ to be non-const.
1568 (set_parameters_target): Update declaration.
1569 (parameters_force_valid_target): Declare.
1570 (parameters_clear_target): Declare.
1571 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1572 as NULL if we aren't searching.
1573 (Add_symbols::run): Don't check for compatible target.
1574 * fileread.cc (Input_file::open_binary): Call
1575 parameters_force_valid_target.
1576 * gold.cc (queue_middle_tasks): Likewise.
1577 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1578 set_target on object.
1579 * dynobj.h (class Sized_dynobj): Update declarations.
1580 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1581 make_elf_object returns NULL.
1582 (Archive::include_member): Don't check whether object target is
1584 * output.cc (Output_section::add_input_section): Get target from
1586 (Output_section::relax_input_section): Likewise.
1587 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1589 (Sized_relobj::do_scan_relocs): Likewise.
1590 (Sized_relobj::relocate_sections): Likewise.
1591 * resolve.cc (Symbol_table::resolve): Likewise.
1592 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1593 parameter. Change all callers.
1594 (Symbol_table::add_from_object): Get target from parameters.
1595 (Symbol_table::add_from_relobj): Don't check object target.
1596 (Symbol_table::add_from_dynobj): Likewise.
1597 (Symbol_table::define_special_symbol): Get target from
1599 * symtab.h (class Symbol_table): Update declaration.
1600 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1601 parameter. Change all callers. Clear parameter target.
1602 (Binary_test): Test target here.
1603 * testsuite/object_unittest.cc (gold_testsuite): Remove
1604 target_test_pointer parameter. Change all callers.
1605 (Object_test): Test target here.
1607 2009-09-26 Ian Lance Taylor <iant@google.com>
1609 * testsuite/initpri1.c: Don't try to use constructor priorities if
1610 compiling with gcc before 4.3.
1612 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1614 * testsuite/retain_symbols_file_test.sh (check_present): Change
1615 output file name to retain_symbols_file_test.stdout.
1616 (check_absent): Likewise.
1618 2009-09-18 Craig Silverstein <csilvers@google.com>
1620 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1621 * options.cc: Include <cerrno> and <fstream>.
1622 (General_options::finalize): Parse -retain-symbols-file tag.
1623 * options.h: New flag.
1624 (General_options): New method should_retain_symbol, new
1625 variable symbols_to_retain.
1626 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1627 should_retain_symbol map.
1628 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1629 * testsuite/Makefile.in: Regenerate.
1630 * testsuite/retain_symbols_file_test.sh: New file.
1632 2009-09-18 Nick Clifton <nickc@redhat.com>
1634 * po/es.po: Updated Spanish translation.
1636 2009-09-17 Doug Kwan <dougkwan@google.com>
1638 * debug.h (DEBUG_RELAXATION): New constant.
1639 (DEBUG_ALL): Add DEBUG_RELAXATION.
1640 (debug_string_to_enum): Add relaxation debug option.
1642 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1643 Layout::Relaxation_debug_check::read_sections,
1644 Layout::Relaxation_debug_check::read_sections): New method definitions.
1645 (Layout::Layout): Initialize data members
1646 record_output_section_data_from_scrips_,
1647 script_output_section_data_list_ and relaxation_debug_check_.
1648 (Layout::save_segments, Layout::restore_segments,
1649 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1650 Layout::relaxation_loop_body): New method definitions.
1651 (Layout::finalize): Support relaxation. Move section layout code to
1652 Layout::relaxation_loop_body.
1653 (Layout::set_asection_address_from_script): Move code for orphan
1654 section placement out.
1655 (Layout::place_orphan_sections_in_script): New method definition.
1656 * layout.h (Output_segment_headers, Output_file_header):
1657 New forward class declarations.
1658 (Layout::~Layout): Define.
1659 (Layout::new_output_section_data_from_script): New method definition.
1660 (Layout::place_orphan_sections_in_script): New method declaration.
1661 (Layout::Segment_states): New type declaration.
1662 (Layout::save_segments, Layout::restore_segments,
1663 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1664 Layout::relaxation_loop_body): New method declarations.
1665 (Layout::Output_section_data_list): New type declaration.
1666 (Layout::Relaxation_debug_check): New class definition.
1667 (Layout::record_output_section_data_from_script_,
1668 Layout::script_output_section_data_list_, Layout::segment_states_,
1669 Layout::relaxation_debug_check_): New data members.
1670 * output.cc: (Output_section_headers::do_size): New method definition.
1671 (Output_section_headers::Output_section_headers): Move size
1672 computation to Output_section_headers::do_size.
1673 (Output_segment_headers::do_size): New method definition.
1674 (Output_file_header::Output_file_header): Move size computation to
1675 Output_file_header::do_size and call it.
1676 (Output_file_header::do_size): New method definition.
1677 (Output_data_group::Output_data_group): Adjust call to
1678 Output_section_data.
1679 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1680 (Output_symtab_xindex::do_write): Add array bound check.
1681 (Output_section::Input_section::print_to_mapfile): Handle
1682 RELAXED_INPUT_SECTION_CODE.
1683 (Output_section::Output_section): Initialize data member checkpoint_.
1684 (Output_section::~Output_section): Delete checkpoint object pointed
1686 (Output_section::add_input_section): Always add an Input_section if
1688 (Output_section::add_merge_input_section): Add assert.
1689 (Output_section::relax_input_section): New method definition.
1690 (Output_section::set_final_data_size): Set load address to zero for
1691 an unallocated section.
1692 (Output_section::do_address_and_file_offset_have_reset_values):
1693 New method definition.
1694 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1695 Handle relaxed input section.
1696 (Output_section::sort_attached_input_sections): Checkpoint input
1697 section list lazily.
1698 (Output_section::get_input_sections): Change type of input_sections to
1699 list of Simple_input_section pointers. Checkpoint input section list
1700 lazily. Also handle relaxed input sections.
1701 (Output_section::add_input_section_for_script): Take a reference to
1702 a Simple_input_section object instead of Relobj pointer and section
1703 index as parameter. Handle relaxed input sections.
1704 (Output_section::save_states, Output_section::restore_states): New
1706 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1707 (Output_data::is_data_size_fixed): New method definition.
1708 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1710 (Output_data::address_and_file_offset_have_reset_values): New method
1712 (Output_data::do_address_and_file_offset_have_reset_values): New method
1714 (Output_data::set_data_size): Check that data size is not fixed.
1715 (Output_data::fix_data_size): New method definition.
1716 (Output_data::is_data_size_fixed_): New data member.
1717 (Output_section_headers::set_final_data_size): New method definition.
1718 (Output_section_headers::do_size): New method declaration.
1719 (Output_segment_headers::set_final_data_size): New method definition.
1720 (Output_segment_headers::do_size): New method declaration.
1721 (Output_file_header::set_final_data_size)::New method definition.
1722 (Output_file_header::do_size)::New method declaration.
1723 (Output_section_data::Output_section_data): Add new parameter
1724 is_data_size_fixed and use it to fix data size.
1725 (Output_data_const::Output_data_const): Adjust call to base class
1726 constructor and fix data size.
1727 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1728 base class constructor and fix data size.
1729 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1730 base class constructor and fix data size.
1731 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1732 class constructor and fix data size.
1733 (Output_data_group::set_final_data_size): New method definition.
1734 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1735 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1736 class constructor and fix data size.
1737 (Output_relaxed_input_section): New class definition.
1738 (Output_section::Simple_input_section): New class definition.
1739 (Output_section::get_input_sections): Adjust parameter list.
1740 (Output_section::add_input_section_for_script): Same.
1741 (Output_section::save_states, Output_section::restore_states,
1742 Output_section::do_address_and_file_offset_have_reset_values,
1743 (Output_section::Input_section::Input_section): Handle
1744 RELAXED_INPUT_SECTION_CODE. Add new overload for
1745 Output_relaxed_input_section.
1746 (Output_section::Input_section::is_input_section,
1747 Output_section::Input_section::set_output_section): Handle relaxed
1749 (Output_section::Input_section::is_relaxed_input_section,
1750 Output_section::Input_section::output_section_data,
1751 Output_section::Input_section::relaxed_input_section): New method
1753 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1755 (Output_section::Input_section::u1_): Update comments.
1756 (Output_section::Input_section::u2_): Add new union member poris.
1757 (Output_section::Checkpoint_output_section): New classs definition.
1758 (Output_section::relax_input_section): New method declaration.
1759 (Output_section::checkpoint_): New data member.
1760 (Output_segment): Update comments.
1761 (Output_segment::Output_segment): Un-privatize copy constructor.
1762 (Output_segment::operator=): Un-privatize.
1763 * script-sections.cc (Output_section_element::Input_section_list):
1764 Change element type to Output_section::Simple_input_section.
1765 (Output_section_element_dot_assignment::set_section_addresses):
1766 Register output section data for relaxation clean up.
1767 (Output_data_exression::Output_data_expression): Adjust call to base
1768 constructor to fix data size.
1769 (Output_section_element_data::set_section_addresses): Register
1770 Output_data_expression object for relaxation clean up.
1771 (struct Input_section_info): Replace Relobj pointer and section index
1772 pair with Output_section::Simple_input_section and Convert struct to a
1774 (Input_section_sorter::operator()): Adjust access to
1775 Input_section_info data member to use accessors.
1776 (Output_section_element_input::set_section_addresses): Use layout
1777 parameter. Adjust code to use Output_section::Simple_input_section
1778 and Input_secction_info classes. Register filler for relaxation
1780 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1781 and section index pair with Output_section::Simple_input_section
1782 class. Adjust code accordingly.
1783 (Phdrs_element::release_segment): New method definition.
1784 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1786 (Script_sections::release_segments): New method definition.
1787 * gold/script-sections.h (Script_sections::release_segments): New
1789 * gold/target.h (Target::may_relax, Target::relax,
1790 Target::do_may_relax, Target::do_relax): New method definitions.
1792 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1794 * arm.cc (has_signed_unsigned_overflow): New function.
1795 (Arm_relocate_functions::abs8): New function.
1796 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1797 (Target_arm::Scan::global): Likewise.
1798 (Target_arm::relocate::relocate): Likewise.
1799 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1802 2009-09-16 Cary Coutant <ccoutant@google.com>
1804 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1805 * testsuite/Makefile.in: Regenerate.
1807 2009-09-11 Nick Clifton <nickc@redhat.com>
1809 * po/gold.pot: Updated by the Translation project.
1811 2009-09-08 Cary Coutant <ccoutant@google.com>
1813 * output.cc (Output_file::open): Add execute permission to empty file.
1814 * testsuite/Makefile.am (permission_test): New test.
1815 * testsuite/Makefile.in: Regenerate.
1817 2009-09-02 Ian Lance Taylor <iant@google.com>
1819 * output.cc (Output_file::resize): Call map_no_anonymous rather
1822 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1824 * gold.cc: Include "incremental.h".
1825 (queue_initial_tasks): Call Incremental_checker methods.
1826 * incremental.cc: Include "output.h".
1827 (Incremental_checker::can_incrementally_link_output_file): New
1829 * incremental.h (Incremental_checker): New class.
1831 * output.cc (Output_file::open_for_modification): New method.
1832 (Output_file::map_anonymous): Changed return type to bool. Record
1834 (Output_file::map_no_anonymous): New method, broken out of map.
1835 (Output_file::map): Use map_no_anonymous and map_anonymous.
1836 * output.h (class Output_file): Update declarations.
1838 2009-08-24 Cary Coutant <ccoutant@google.com>
1840 * options.h (Command_line::Pre_options): New class.
1841 (Command_line::pre_options): New member.
1842 * options.cc (gold::options::ready_to_register): New variable.
1843 (One_option::register_option): Do nothing if not registering options.
1844 Assert if same short option registered twice.
1845 (General_options::General_options): Turn off option registration when
1847 (Command_line::Pre_options::Pre_options): New constructor.
1849 2009-08-24 Cary Coutant <ccoutant@google.com>
1851 * options.h (General_options::no_keep_memory): Remove incorrect
1854 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1856 * Makefile.am (am__skiplex, am__skipyacc): New.
1857 * Makefile.in: Regenerate.
1859 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1861 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1862 (INCLUDES): ... this.
1863 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1864 (AM_CPPFLAGS): Renamed from ...
1865 (INCLUDE): ... this.
1866 * Makefile.in, testsuite/Makefile.in: Regenerate.
1868 * Makefile.in: Regenerate.
1869 * aclocal.m4: Likewise.
1870 * config.in: Likewise.
1871 * configure: Likewise.
1872 * testsuite/Makefile.in: Likewise.
1874 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1875 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1876 * Makefile.in: Regenerate.
1877 * testsuite/Makefile.in: Regenerate.
1879 2009-08-19 Cary Coutant <ccoutant@google.com>
1881 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1882 symbols in shared libraries overridden by hidden or internal symbols
1883 in the main program.
1885 2009-08-19 Chris Demetriou <cgd@google.com>
1887 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1888 checking source file names in error messages.
1890 2009-08-18 Doug Kwan <dougkwan@google.com>
1892 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1893 an elcpp::Ehdr as parameter. Adjust call to set_target.
1894 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1895 an elfcpp::Ehdr as parameter.
1896 * object.cc (Object::set_target): Remove the version that looks up
1897 a target and sets it.
1898 (Sized_relobj::setup): Take a Target object instead of
1899 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1900 (make_elf_sized_object): Find target and ask target to
1902 * object.h: (Object::set_target): Remove the version that looks up
1903 a target and sets it.
1904 (Sized_relobj::setup): Take a Target object instead of
1905 an elfcpp:Ehdr as parameter.
1906 * target.cc: Include dynobj.h.
1907 (Target::do_make_elf_object_implementation): New.
1908 (Target::do_make_elf_object): New.
1909 * target.h (Target::make_elf_object): New template declaration.
1910 (Target::do_make_elf_object): New method declarations.
1911 (Target::do_make_elf_object_implementation): New template declaration.
1913 2009-08-14 Ian Lance Taylor <iant@google.com>
1915 * gold.h (FUNCTION_NAME): Define.
1916 (gold_unreachable): Use FUNCTION_NAME.
1918 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1920 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1921 symbol in the --keep-unique list is not found.
1923 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1925 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1926 been maked as --keep-unique.
1927 (Icf::unfold_section): New function.
1928 * icf.h (Icf::unfold_section): New function.
1929 * options.h (General_options::keep_unique): New option.
1930 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1931 * testsuite/Makefile.in: Regenerate.
1932 * testsuite/icf_keep_unique_test.sh: New file.
1933 * testsuite/icf_keep_unique_test.cc: New file.
1935 2009-08-12 Cary Coutant <ccoutant@google.com>
1938 * resolve.cc (Symbol_table::resolve): Check for references from
1939 dynamic objects to hidden and internal symbols.
1940 * testsuite/Makefile.am (hidden_test.sh): New test.
1941 * testsuite/Makefile.in: Regenerate.
1942 * testsuite/hidden_test.sh: New script.
1943 * testsuite/hidden_test_1.c: New test source.
1944 * testsuite/hidden_test_main.c: New test source.
1946 2009-08-11 Doug Kwan <dougkwan@google.com>
1948 * arm.cc: Update comments.
1949 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1950 segment to locate the .ARM.exidx section if present.
1952 2009-08-09 Doug Kwan <dougkwan@google.com>
1954 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1957 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1958 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1961 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1963 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1964 valid tls_segment only for non-debug-section relocations.
1965 * testsuite/Makefile.am: Add gc_tls_test.
1966 * testsuite/Makefile.in: Regenerate.
1967 * testsuite/gc_tls_test.cc: New file.
1968 * testsuite/gc_tls_test.sh: New file.
1970 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1974 * Makefile.am (CCFILES): Add icf.cc.
1976 * Makefile.in: Regenerate.
1977 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1978 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1979 section, symbol and addend information for the relocs.
1980 * gold.cc (queue_middle_tasks): Call identical code folding.
1981 * gold.h: Add defines for multimap.
1982 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1983 to the call of finalize_local_symbols.
1984 * main.cc (main): Create object of class Icf.
1985 * object.cc (Sized_relobj::do_layout): Allow this function to be
1986 called twice during icf.
1987 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1988 to sections marked as identical by icf.
1989 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1991 (Sized_relobj::do_section_entsize): New function.
1992 * object.h (Object::section_entsize): New function.
1993 (Object::do_section_entsize): New pure virtual function.
1994 (Relobj::finalize_local_symbols): Add new parameter.
1995 (Relobj::do_section_entsize): New function.
1996 * options.h (General_options::icf): New option.
1997 (General_options::icf_iterations): New option.
1998 (General_options::print_icf_sections): New option.
1999 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2000 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2001 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2003 * symtab.cc (Symbol_table::is_section_folded): New function.
2004 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2005 to sections marked as identical by icf.
2006 * symtab.h (Symbol_table::set_icf): New function.
2007 (Symbol_table::icf): New function.
2008 (Symbol_table::is_section_folded): New function.
2009 (Symbol_table::icf_): New data member.
2010 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2011 * testsuite/Makefile.am: Add commands to build icf_test.
2012 * testsuite/Makefile.in: Regenerate.
2013 * testsuite/icf_test.sh: New file.
2014 * testsuite/icf_test.cc: New file.
2016 2009-07-24 Chris Demetriou <cgd@google.com>
2018 * layout.cc (is_compressible_debug_section): Fix incorrect
2019 comment about compressed section names.
2021 2009-07-20 Ian Lance Taylor <ian@airs.com>
2024 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2026 2009-07-16 Ian Lance Taylor <iant@google.com>
2029 * layout.h: #include <map>.
2030 (class Kept_section): Change from struct to class. Add accessors
2031 and setters. Add section size to Comdat_group mapping. Change
2032 Comdat_group to std::map. Add is_comdat_ field. Add
2033 linkonce_size field in union.
2034 (class Layout): Update declaration of find_or_add_kept_section.
2035 Don't declare find_kept_object.
2036 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2037 parameter. Add object, shndx, is_comdat, and is_group_name
2038 parameters. Change all callers. Adjust for new Kept_section.
2039 (Layout::find_kept_object): Remove.
2040 * object.cc (Sized_relobj::include_section_group): Update use of
2041 Kept_section. Rename secnum to shndx. Only record
2042 Kept_comdat_section if sections are the same size.
2043 (Sized_relobj::include_linkonce_section): Update use of
2044 Kept_section. Only record Kept_comdat_section if sections are the
2045 same size. Set size of linkonce section.
2046 (Sized_relobj::map_to_kept_section): Update call to
2047 get_kept_comdat_section.
2048 * object.h (class Sized_relobj): Rename fields in
2049 Kept_comdat_section to drop trailing underscores; change object
2050 field to Relobj*. Change Kept_comdat_section_table to store
2051 struct rather than pointer.
2052 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2053 Add kept_object and kept_shndx parameters. Change all callers.
2054 (Sized_relobj::get_kept_comdat_section): Change return type to
2055 bool. Add kept_object and kept_shndx parameters. Change all
2057 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2058 Layout::find_or_add_kept_section.
2060 2009-07-09 Ian Lance Taylor <iant@google.com>
2062 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2063 Reserve space in the hash table.
2065 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2067 * fileread.cc (File_read::get_mtime): New method.
2068 * fileread.h (Timespec): New structure.
2069 (File_read::get_mtime): New method.
2070 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2071 Renamed from timestamp_nsec.
2072 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2074 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2076 (Incremental_inputs::report_archive): Save mtime; style fix.
2077 (Incremental_inputs::report_obejct): Save mtime; style fix.
2078 (Incremental_inputs::report_script): Save mtime; style fix.
2079 (Incremental_inputs::finalize_inputs): Style fix.
2080 (Incremental_inputs::finalize): Style fix.
2081 (Incremental_inputs::create_input_section_data): Store inputs
2083 * incremental.h (Incremental_inputs::report_script): Add mtime
2085 (Incremental_inputs::Input_info::Input_info): Intialize only one
2087 (Incremental_inputs::Input_info::archive): Move to nameless
2089 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2090 (Incremental_inputs::Input_info::script): Move to nameless union.
2091 (Incremental_inputs::mtime): New field.
2092 * script.cc (read_input_script): Pass file mtime to
2094 * script.h (Script_info::inputs): Style fix.
2096 2009-07-01 Ian Lance Taylor <ian@airs.com>
2098 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2101 2009-06-24 Ian Lance Taylor <iant@google.com>
2104 * layout.cc (Layout::choose_output_section): If we find an
2105 existing section, update the flags.
2106 (Layout::create_notes): New function, broken out of
2108 (Layout::finalize): Don't create note sections.
2109 (Layout::create_note): Don't crash if linker script discards
2111 (Layout::create_gold_note): Likewise.
2112 (Layout::create_build_id): Likewise. Don't set
2113 after_input_sections on the section.
2114 (Layout::create_executable_stack_info): Remove target parameter.
2116 * layout.h (class Layout): Declare create_notes. Update
2117 declaration of create_executable_stack_info.
2118 * gold.cc (queue_middle_tasks): Call create_notes.
2119 * output.cc (Output_section::update_flags_for_input_section): Move
2120 here from output.h. If SHF_ALLOC flag is newly set, mark address
2122 * output.h (Output_data::mark_address_invalid): New function.
2123 (class Output_section): Only declare, not define,
2124 update_flags_for_input_section. Remove set_flags.
2126 2009-06-24 Ian Lance Taylor <iant@google.com>
2128 * script-sections.cc (Output_section_definition::
2129 set_section_addresses): Rename shadowing local load_address to
2132 2009-06-24 Ian Lance Taylor <iant@google.com>
2135 * reloc.cc (relocate_sections): Skip empty relocation sections.
2137 2009-06-23 Ian Lance Taylor <iant@google.com>
2140 * layout.cc (Layout::create_note): Use choose_output_section
2141 rather than make_output_section.
2143 2009-06-23 Ian Lance Taylor <iant@google.com>
2146 * options.cc (General_options::parse_V): Set printed_version_.
2147 (General_options::General_options): Initialize printed_version_.
2148 * options.h (class General_options): Add printed_version_ field.
2149 * gold.cc (queue_initial_tasks): If there are no input files,
2150 don't give a fatal error if we printed the version information.
2151 (queue_middle_tasks): If using -r with a shared object, give a
2152 fatal error rather than an ordinary error.
2154 2009-06-23 Ian Lance Taylor <iant@google.com>
2157 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2158 (Layout::make_output_section): Set have_stabstr_section_ if we see
2159 a .stab*str section.
2160 (Layout::finalize): Call link_stabs_sections.
2161 (Layout::link_stabs_sections): New file.
2162 * layout.h (class Layout): Add have_stabstr_section_ field.
2163 Declare link_stabs_sections.
2165 2009-06-23 Doug Kwan <dougkwan@google.com>
2167 * Makefile.am (libgold_a_LIBADD): New.
2168 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2169 * Makefile.in: Regenerate.
2170 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2171 * configure: Regenerate.
2172 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2173 * fileread.cc: Include sys/state.h
2174 * gold.h: Declare memmem and strndup if found missing.
2175 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2177 2009-06-23 Ian Lance Taylor <iant@google.com>
2179 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2180 * configure: Rebuild.
2182 2009-06-23 Ian Lance Taylor <iant@google.com>
2185 * object.cc (Object::section_contents): Don't try to get a view if
2186 the section has length zero.
2187 (Object::handle_gnu_warning_section): If the section is empty, use
2188 the name of the section as the warning.
2190 2009-06-23 Ian Lance Taylor <iant@google.com>
2193 * stringpool.h (class Stringpool_template): Add optimize_ field.
2194 (Stringpool_template::set_optimize): New function.
2195 * stringpool.cc (Stringpool_template::Stringpool_template):
2196 Initialize optimize_ field.
2197 (Stringpool_template::set_string_offsets): Test local optimize
2198 fild rather than parameter.
2199 * layout.cc (Layout::Layout): Call set_optimize on the section
2202 2009-06-22 Ian Lance Taylor <iant@google.com>
2205 * yyscript.y: Parse TARGET.
2206 * script.cc (script_set_target): New function.
2207 * script-c.h (script_set_target): Declare.
2208 * options.cc (General_options::string_to_object_format): Rename
2209 from string_to_object_format in anonymous namespace. Change
2211 * options.h (class General_options): Declare
2212 string_to_object_format.
2214 2009-06-22 Ian Lance Taylor <iant@google.com>
2216 * script-sections.cc (Script_sections::create_segments): Don't put
2217 program headers in a PT_LOAD segment if -n or -N.
2219 2009-06-22 Ian Lance Taylor <iant@google.com>
2222 * options.h (class General_options): Add -z lazy and -z now. Sort
2223 -z options into alphabetical order.
2224 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2226 2009-06-21 Ian Lance Taylor <iant@google.com>
2228 * layout.cc (Layout::make_output_section): Call
2229 Target::new_output_section.
2230 (Layout::attach_allocated_section_to_segment): Put large section
2231 sections in a separate load segment with the large segment flag
2233 (Layout::segment_precedes): Sort large data segments after other
2235 (align_file_offset): New static function.
2236 (Layout::set_segment_offsets): Use align_file_offset.
2237 * output.h (class Output_section): Add is_small_section_ and
2238 is_large_section_ fields.
2239 (Output_section::is_small_section): New function.
2240 (Output_section::set_is_small_section): New function.
2241 (Output_section::is_large_section): New function.
2242 (Output_section::set_is_large_section): New function.
2243 (Output_section::is_large_data_section): New function.
2244 (class Output_segment): Add is_large_data_segment_ field.
2245 (Output_segment::is_large_data_segment): New function.
2246 (Output_segment::set_is_large_data_segment): New function.
2247 * output.cc (Output_section::Output_section): Initialize new
2249 (Output_segment::Output_segment): Likewise.
2250 (Output_segment::add_output_section): Add assertion that large
2251 data sections always go in large data segments. Force small data
2252 sections to the end of the list of data sections. Force small BSS
2253 sections to the start of the list of BSS sections. For large BSS
2254 sections to the end of the list of BSS sections.
2255 * symtab.h (class Symbol): Declare is_common_shndx.
2256 (Symbol::is_defined): Check Symbol::is_common_shndx.
2257 (Symbol::is_common): Likewise.
2258 (class Symbol_table): Define enum Commons_section_type. Update
2259 declarations. Add small_commons_ and large_commons_ fields.
2260 * symtab.cc (Symbol::is_common_shndx): New function.
2261 (Symbol_table::Symbol_table): Initialize new fields.
2262 (Symbol_table::add_from_object): Put small and large common
2263 symbols in the right list.
2264 (Symbol_table::sized_finalized_symbol): Check
2265 Symbol::is_common_shndx.
2266 (Symbol_table::sized_write_globals): Likewise.
2267 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2268 common symbol lists. Don't call do_allocate_commons_list if the
2270 (Symbol_table::do_allocate_commons_list): Remove is_tls
2271 parameter. Add comons_section_type parameter. Change all
2272 callers. Handle small and large common symbols.
2273 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2274 Symbol::is_common_shndx.
2275 * resolve.cc (symbol_to_bits): Likewise.
2276 * target.h (Target::small_common_shndx): New function.
2277 (Target::small_common_section_flags): New function.
2278 (Target::large_common_shndx): New function.
2279 (Target::large_common_section_flags): New function.
2280 (Target::new_output_section): New function.
2281 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2282 small_common_section_flags, and large_common_section_flags
2284 (Target::do_new_output_section): New virtual function.
2285 * arm.cc (Target_arm::arm_info): Initialize new fields.
2286 * i386.cc (Target_i386::i386_info): Likewise.
2287 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2289 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2290 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2291 (Target_x86_64::do_new_output_section): New function.
2292 * configure.ac: Define conditional MCMODEL_MEDIUM.
2293 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2294 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2295 (large_LDFLAGS): Define.
2296 * testsuite/large.c: New file.
2297 * testsuite/testfile.cc (Target_test::test_target_info):
2298 Initialize new fields.
2299 * configure, testsuite/Makefile.in: Rebuild.
2301 2009-06-05 Doug Kwan <dougkwan@google.com>
2303 * Makefile.am (CCFILES): Add target.cc.
2304 * Makefile.in: Regenerate.
2305 * i386.cc (class Target_i386): Define new virtual method to
2306 override do_is_local_label_name in parent.
2307 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2308 local symbols if --discard-locals or -X is given.
2309 * options.h (class General_options): Declare new options
2310 '--discard-locals' and '-X' for discarding locals.
2311 * target.h (class Target): Define new methods is_local_label_name.
2312 Declare new virtual method do_is_local_label_name.
2313 * target.cc: New file.
2314 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2315 (check_SCRIPTS): Add discard_locals_test.sh.
2316 (check_DATA): Add discard_local_tests.syms.
2317 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2318 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2319 * testsuite/Makefile.in: Regenerate.
2320 * testsuite/discard_locals_test.c: New file.
2321 * testsuite/discard_locals_test.sh: Same.
2323 2009-06-05 Doug Kwan <dougkwan@google.com>
2325 * object.cc (Sized_relobj::Sized_relobj): Initialize
2326 discarded_eh_frame_shndx_ to -1U.
2327 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2329 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2330 a discarded .eh_frame section.
2331 (Sized_relobj::do_finalize_local_symbols): Ditto.
2332 * object.h (class Sized_relobj): Declare new member
2333 discarded_eh_frame_shndx_.
2334 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2335 (local_labels_test.o, local_labels_test): New rules.
2336 * testsuite/Makefile.in: Regenerate.
2338 2009-06-04 Doug Kwan <dougkwan@google.com>
2340 * layout.cc (Layout::section_name_mapping): Add mapping for
2341 special ARM sections.
2343 2009-06-03 Doug Kwan <dougkwan@google.com>
2345 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2346 (utils::has_overflow): Same.
2348 2009-06-03 Ian Lance Taylor <iant@google.com>
2350 * layout.cc (Layout::section_name_mapping): New array, replacing
2351 Layout::linkonce_mapping.
2352 (Layout::section_name_mapping_count): New variable, replacing
2353 Layout::linkonce_mapping_count.
2354 (Layout::linkonce_output_name): Remove.
2355 (Layout::output_section_name): Rewrite.
2356 * layout.h (class Layout): Rename Linkonce_mapping to
2357 Section_name_mapping, linkonce_mapping to section_name_mapping,
2358 linkonce_mapping_count to section_name_mapping_count. Don't
2359 declare linkonce_output_name.
2361 2009-06-03 Doug Kwan <dougkwan@google.com>
2363 * gold/arm.cc (namespace utils): New.
2364 (Target_arm::reloc_is_non_pic): Define new method.
2365 (class Arm_relocate_functions): New.
2366 (Target_arm::Relocate::relocate): Handle relocation types used by
2369 2009-06-03 Ian Lance Taylor <iant@google.com>
2371 * arm.cc (Target_arm::scan::global): Use || instead of |.
2373 2009-06-02 Doug Kwan <dougkwan@google.com>
2375 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2376 issued_non_pic_error_.
2377 (class Target_arm::Scan): Declare new method check_non_pic.
2378 Define new method symbol_needs_plt_entry.
2379 Declare new data member issued_non_pic_error_.
2380 (class Target_arm::Relocate): Declare new method
2381 should_apply_static_reloc.
2382 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2383 (Target_arm::Scan::check_non_pic): Define new method.
2384 (Target_arm::Scan::local): Handle a small subset of reloc types used
2386 (Target_arm::Scan::local): Same.
2387 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2389 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2391 * incremental.cc (Incremental_inputs::report_command_line): Filter
2392 out --incremental-* options.
2394 2009-05-29 Doug Kwan <dougkwan@google.com>
2396 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2398 (class Target_arm): Update comment.
2399 (Target_arm::Target_arm): Initialize new data members GOT_,
2400 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2401 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2402 and Target_arm::rel_dyn_section.
2403 Declare new_enum Target_arm::Got_type.
2404 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2406 Update commments for member do_dynsym_value.
2407 (Target_arm::got_size, Target_arm::plt_section,
2408 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2409 new methods inside class defintion.
2410 (Target_arm::got_section): Define new method.
2411 (Target_arm::rel_dyn_section): Same.
2412 (Output_data_plt_arm): New template class.
2413 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2414 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2415 (Output_data_plt_arm::add_entry): Same.
2416 (Output_data_plt_arm::first_plt_entry): Define new
2417 static data member for PLT instruction template.
2418 (Output_data_plt_arm::plt_entry): Same.
2419 (Output_data_plt_arm::do_write): Define new method.
2420 (Target_arm::make_plt_entry): Same.
2421 (Target_arm::do_finalize_sections): Same.
2422 (Target_arm::do_dynsym_value): Same.
2424 2009-05-28 Doug Kwan <dougkwan@google.com>
2426 * Makefile.am (TARGETSOURCES): Add arm.cc.
2427 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2428 * Makefile.in: Regenerate.
2430 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2432 2009-05-26 Doug Kwan <dougkwan@google.com>
2434 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2435 (General_options::check_excluded_libs): Strip off directories in
2436 archive name before matching like GNU ld does.
2437 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2438 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2439 (exclude_libs_test_LDFLAGS): Add linker option
2440 -Wl,--exclude-libs,libexclude_libs_test_3
2441 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2442 an explicit archive without using -l.
2443 (alt/libexclude_libs_test_3.a): New make rule.
2444 * testsuite/Makefile.in: Regenerate.
2445 * testsuite/exclude_libs_test.c : Declare lib3_default().
2447 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2448 * exclude_libs_test_3.c: New file.
2450 2009-05-26 Nick Clifton <nickc@redhat.com>
2452 * po/id.po: New Indonesian translation.
2453 * po/gold.pot: Updated template file.
2455 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2457 * testsuite/Makefile.am: Add -ffunction-sections to compile
2458 gc_comdat_test files. Add -Wl,--gc-sections to build
2460 * testsuite/Makefile.in: Regenerate.
2461 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2463 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2465 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2466 kept comdat section was garbage collected.
2467 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2468 * testsuite/Makefile.in: Regenerate.
2469 * testsuite/gc_comdat_test.sh: New file.
2470 * testsuite/gc_comdat_test_1.cc: New file.
2471 * testsuite/gc_comdat_test_2.cc: New file.
2473 2009-05-19 Doug Kwan <dougkwan@google.com>
2475 * archive.cc (Archive::Archive): Move constructor from archive.h
2476 to here. Initialize no_export_.
2477 (Archive::get_elf_object_for_member): Set no_export flag of object.
2478 * archive.h (Archive::Archive): Move constructor body to
2480 (Archive::no_export): New method.
2481 (Archive::no_export_): New field.
2482 * object.h (Object::Object): Initialize no_export_ to false.
2483 (Object::no_export, Object::set_no_export): New methods.
2484 (Object::no_export_): New field.
2485 * options.cc (General_options::parse_exclude_libs): New method.
2486 (General_options::check_excluded_libs) Same.
2487 * options.h (exclude_libs): New option.
2488 (General_options::check_excluded_libs): New method declaration.
2489 (General_options::excluded_libs_): New field.
2490 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2491 default or protected visibility if an object has no-export flag set.
2492 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2493 (check_SCRIPTS): Add exclude_libs_test.sh.
2494 (check_DATA): Add exclude_libs_test.syms.
2495 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2496 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2497 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2498 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2499 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2500 libexclude_libs_test_2.a): New rules.
2501 * testsuite/Makefile.in: Regenerate.
2502 * testsuite/exclude_libs_test.c: New file.
2503 * testsuite/exclude_libs_test.sh: Ditto.
2504 * testsuite/exclude_libs_test_1.c: Ditto.
2505 * testsuite/exclude_libs_test_2.c: Ditto.
2507 2009-05-15 Ian Lance Taylor <iant@google.com>
2509 * configure.ac: Check for declarations for cases where libiberty.h
2510 checks HAVE_DECL_xxx.
2511 * configure, config.in: Rebuild.
2513 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2515 * gold.h (Incremental_argument_list): Remove (invalid) forward
2517 * incremental.cc (Incremental_inputs::report_achive): New method.
2518 (Incremental_inputs::report_object): New method.
2519 (Incremental_inputs::report_script): New method.
2520 (Incremental_inputs::finalize_inputs): New method.
2521 (Incremental_inputs::finalize): Call finalize_inputs().
2522 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2523 Create inputs entries.
2524 * incremental.h (Incremental_input_type): New enum.
2525 (Incremental_inputs::Incremental_input): Initialize new fields.
2526 (Incremental_inputs::report_inputs): New method.
2527 (Incremental_inputs::report_achive): New method.
2528 (Incremental_inputs::report_object): New method.
2529 (Incremental_inputs::report_script): New method.
2530 (Incremental_inputs::finalize_inputs): New method.
2531 (Incremental_inputs::Input_info): New struct.
2532 (Incremental_inputs::Input_info_map): New typedef.
2533 (Incremental_inputs::lock_): New field.
2534 (Incremental_inputs::Inputs_): New field.
2535 (Incremental_inputs::Inputs_map): New field.
2536 * main.cc (main): Call Incremental_input::report_inputs.
2537 * options.h (Input_argument_list): Typedef moved from
2539 (Input_file_group::Files): Remove, use ::Input_argument_list.
2540 (Input_file_group::Input_argument_list): Remove, use
2541 ::Input_argument_list.
2542 * plugin.cc (Plugin_manager::add_input_file): Add error in
2544 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2546 * script.cc (read_input_script): Call
2547 Incremental_input::report_script.
2548 * script.h (Script_info): New class.
2550 2009-04-27 Ian Lance Taylor <iant@google.com>
2552 * x86_64.cc (do_adjust_output_section): Set entsize to
2555 2009-04-23 Elliott Hughes <enh@google.com>
2557 * output.cc (Output_file::close): After short writes, continue
2558 writing from the correct offset in the buffer being written.
2560 2009-04-23 Chris Demetriou <cgd@google.com>
2562 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2563 * configure: Regenerate.
2564 * config.in: Regenerate.
2565 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2566 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2568 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2570 * incremental.cc (Incremental_inputs_header_data): Renamed from
2571 Incremental_input_header_data.
2572 (Incremental_inputs_header_data::data_size): New field.
2573 (Incremental_inputs_header_data::put_input_file_count): Renamed
2574 from input_file_count.
2575 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2576 from command_line_offset.
2577 (Incremental_inputs_header_data::put_reserved): Renamed from
2579 (Incremental_inputs_entry_data): Renamed from
2580 Incremental_input_entry_data.
2581 (Incremental_inputs_entry_data::data_size): New field.
2582 (Incremental_inputs::report_command_line): New method.
2583 (Incremental_inputs::finalize): New method.
2584 (Incremental_inputs::create_incremental_inputs_data): New method.
2585 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2586 * incremental.h: New file.
2587 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2588 (Layout::finalize): Create incremental inputs section in
2590 (Layout::create_incremental_info_sections): New method.
2591 * layout.h (Layout::incremental_inputs): New method.
2592 (Layout::create_incremental_info_sections): New method.
2593 (Layout::incremental_inputs_): New field.
2594 * main.cc (main): Notify Incremental_input of the command line.
2596 2009-04-01 Ian Lance Taylor <iant@google.com>
2597 Mikolaj Zalewski <mikolajz@google.com>
2599 * gold.h (reserve_unordered_map): Define, three versions, one for
2600 each version of Unordered_map.
2601 * layout.cc (Layout::Layout): Remove options parameter. Add
2602 number_of_input_files parameter. Don't initialize options_.
2603 Initialize number_of_input_files_ and resized_signatures_. Move
2604 sections_are_attached_.
2605 (Layout::layout_group): Reserve space for group_signatures_.
2606 (Layout::find_or_add_kept_section): Change name parameter to be a
2607 reference. Resize signatures_ map when it gets large enough.
2608 (Layout::layout_eh_frame): Use parameters->options() instead of
2610 (Layout::make_output_section): Likewise.
2611 (Layout::attach_allocated_section_to_segment): Likewise.
2612 (Layout::finalize, Layout::create_executable_stack): Likewise.
2613 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2614 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2615 * layout.h (class Layout): Update declarations. Remove options_
2616 field. Add number_of_input_files_ and resized_signatures_
2617 fields. Move sections_are_attached_ field.
2618 * main.cc (main): Pass number of input files to Layout
2619 constructor. Don't pass options.
2621 2009-03-30 Ian Lance Taylor <iant@google.com>
2623 * ffsll.c (ffsll): Correct implementation.
2625 2009-03-27 Ian Lance Taylor <iant@google.com>
2627 * ffsll.c: New file.
2628 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2629 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2630 * ftruncate.c (ftruncate): Declare before definition.
2631 * mremap.c (mremap): Likewise.
2632 * pread.c (pread): Likewise.
2633 * configure, Makefile.in, config.in: Rebuild.
2635 * mremap.c: New file.
2636 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2637 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2638 (mremap): Declare if HAVE_MREMAP is not defined.
2639 * configure, Makefile.in, config.in: Rebuild.
2641 2009-03-27 Cary Coutant <ccoutant@google.com>
2643 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2644 position independent.
2645 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2646 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2648 2009-03-24 Cary Coutant <ccoutant@google.com>
2650 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2652 (needs_dynamic_reloc): Likewise.
2654 2009-03-24 Ian Lance Taylor <iant@google.com>
2656 * yyscript.y (file_cmd): Recognize EXTERN.
2657 (extern_name_list, extern_name_list_body): New nonterminals.
2658 * script.cc (script_add_extern): Define.
2659 * script-c.h (script_add_extern): Declare.
2661 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2663 * object.cc (is_elf_object): Define.
2664 * object.h (is_elf_object): Declare.
2665 * archive.cc (Archive::get_elf_object_for_member): Call
2667 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2669 2009-03-24 Elliott Hughes <enh@google.com>
2671 * output.cc (Output_file::map_anonymous): Define.
2672 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2673 try an anonymous one. Report the size if the mmap fails.
2674 * output.h (class Output_file): Declare map_anonymous.
2676 2009-03-24 Ian Lance Taylor <iant@google.com>
2678 * target-select.cc (instantiate_target): Don't acquire the lock if
2679 the instantiated_target_ field has already been set.
2681 2009-03-23 Ian Lance Taylor <iant@google.com>
2683 * gold-threads.h (class Initialize_lock): Define.
2684 * gold-threads.cc (class Initialize_lock_once): Define.
2685 (initialize_lock_control): New static variable.
2686 (initialize_lock_pointer): New static variable.
2687 (initialize_lock_once): New static function.
2688 (Initialize_lock::Initialize_lock): Define.
2689 (Initialize_lock::initialize): Define.
2690 * target-select.h: Include "gold-threads.h".
2691 (class Target_selector): Add lock_ and initialize_lock_ fields.
2692 Don't define instantiate_target, just declare it.
2693 * target-select.cc (Target_selector::Target_selector): Initialize
2695 (Target_selector::instantiate_target): Define.
2696 * descriptors.h: Include "gold-threads.h".
2697 (class Descriptors): Add initialize_lock_ field.
2698 * descriptors.cc (Descriptors::Descriptors): Initialize new
2700 (Descriptors::open): Use initialize_lock_ field
2701 * errors.h (class Errors): Add initialize_lock_ field.
2702 * errors.cc (Errors::Errors): Initialize new field.
2703 (Errors::initialize_lock): Use initialize_lock_ field.
2704 * powerpc.cc (class Target_selector_powerpc): Remove
2705 instantiated_target_ field. In do_recognize call
2706 instantiate_target rather than do_instantiate_target. In
2707 do_instantiate_target just allocate a new target.
2708 * sparc.cc (class Target_selector_sparc): Likewise.
2710 * freebsd.h: New file.
2711 * i386.cc: Include "freebsd.h".
2712 (Target_i386): Derive from Target_freebsd rather than
2714 (Target_selector_i386): Derive from Target_selector_freebsd rather
2715 than Target_selector.
2716 * x86_64.cc: Include "freebsd.h".
2717 (Target_x86_64): Derive from Target_freebsd rather than
2719 (Target_selector_x86_64): Derive from Target_selector_freebsd
2720 rather than Target_selector.
2721 * target.h (class Target): Add adjust_elf_header and
2722 do_adjust_elf_header.
2723 * output.cc (Output_file_header:: do_sized_write): Call target
2724 adjust_elf_header routine.
2725 * configure.tgt: Set targ_osabi.
2726 * configure.ac: Define GOLD_DEFAULT_OSABI.
2727 * parameters.cc (Parameters::default_target): Pass
2728 GOLD_DEFAULT_OSABI to select_target.
2729 * target-select.h (class Target_selector): Make instantiate_target
2730 protected rather than private.
2731 * Makefile.am (HFILES): Add freebsd.h.
2732 * configure, Makefile.in, config.in: Rebuild.
2734 * merge.cc (do_add_input_section): Correct pend value. Change
2735 message about last entry not being null terminated from error to
2738 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2740 * incremental.cc: New file.
2741 * Makefile.am (CCFILES): Add incremental.cc.
2742 * Makefile.in: Rebuild.
2744 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2746 * layout.cc (Layout::output_section_name): Preserve names
2747 of '.note.' sections.
2749 2009-03-19 Ian Lance Taylor <iant@google.com>
2751 * descriptors.cc (Descriptors::open): Check that the options are
2752 valid before using them.
2754 2009-03-18 Ian Lance Taylor <iant@google.com>
2756 * script-sections.h: Include <list>.
2757 (class Script_sections): Change Sections_elements from std::vector
2758 to std::list. Typedef public Elements_iterator. Add
2759 orphan_section_placement_, data_segment_align_start_, and
2760 saw_data_segment_align_ fields. Remove data_segment_align_index_
2762 * script-sections.cc (class Orphan_section_placement): New class.
2763 (class Sections_element): Add virtual functions is_relro and
2764 orphan_section_init. Remove virtual function place_orphan_here.
2765 (class Output_section_definition): Add is_relro and
2766 orphan_section_init. Remove place_orphan_here.
2767 (class Orphan_output_section): Likewise.
2768 (Script_sections::Script_sections): Update for field changes.
2769 (Script_sections::data_segment_align): Set saw_data_segment_align_
2770 and data_segment_align_start_, not data_segment_align_index.
2771 (Script_sections::data_segment_relro_end): Check
2772 saw_data_segment_align_. Use data_segment_align_start_ rather
2773 than data_segment_align_index_.
2774 (Script_sections::place_orphan): Rewrite to use
2775 Orphan_section_placement.
2777 2009-03-17 Ian Lance Taylor <iant@google.com>
2779 * archive.cc (Archive::add_symbols): Check for a version attached
2780 to the symbol name in the archive map.
2781 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2782 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2783 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2784 (ver_test_11.a): New target.
2785 * testsuite/Makefile.in: Rebuild.
2787 * configure.ac: Check for chsize and posix_fallocate. Replace
2789 * ftruncate.c: New file, from gnulib.
2790 * output.cc (posix_fallocate): Define dummy version if not
2791 HAVE_POSIX_FALLOCATE.
2792 (Output_file::map): Call posix_fallocate rather than lseek and
2794 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2795 * configure, Makefile.in, config.in: Rebuild.
2797 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2799 * layout.h (Layout::create_note): Add section_name parameter.
2800 * layout.cc (Layout::create_note): Likewise.
2801 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2803 2009-03-17 Ian Lance Taylor <iant@google.com>
2805 * descriptors.cc: Include "options.h".
2806 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2807 (Descriptors::open): Always use O_CLOEXEC when opening a new
2808 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2809 then set FD_CLOEXEC.
2811 * sparc.cc (class Target_sparc): Add has_got_section.
2812 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2813 make sure we have a GOT section.
2815 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2816 (Target_sparc::Scan::local): Likewise.
2817 (Target_sparc::Scan::global): Likewise.
2818 (Target_sparc::Relocate::relocate): Likewise.
2819 (Target_sparc::Relocate::relocate_tls): Likewise.
2821 * symtab.cc (Symbol_table::define_default_version): New function,
2822 broken out of add_from_object.
2823 (Symbol_table::add_from_object): Call define_default_version.
2824 (Symbol_table::define_special_symbol): Add resolve_oldsym
2825 parameter. Change all callers. If the version for a symbol comes
2826 from a version script, resolve it with the symbol with the same
2827 name with no version. Also add the symbol without a version if
2829 (do_define_in_output_data): If resolving with oldsym, don't delete
2831 (do_define_in_output_segment): Likewise.
2832 (do_define_as_constant): Likewise.
2833 * symtab.h (class Symbol_table): Update declarations.
2835 2009-03-13 Ian Lance Taylor <iant@google.com>
2837 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2838 (Read_symbols::requeue): New function.
2839 (Read_symbols::do_read_symbols): If make_elf_object fails because
2840 the target type is not configured, and the file was searched for,
2841 issue a warning and retry with the next directory.
2842 (Add_symbols::run): If the file has an incompatible format, and
2843 it was searched for, requeue the Read_symbols task. On error,
2845 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2846 dirindex parameter to constructor. Change all callers. Declare
2847 incompatible_warning and requeue.
2848 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2849 input_argument_ and input_group_ fields. Add them to
2850 constructor. Change all callers.
2851 (class Read_script): Add dirindex_ field. Add it to constructor.
2853 * archive.cc (Archive::setup): Remove input_objects parameter.
2855 (Archive::get_file_and_offset): Likewise.
2856 (Archive::read_all_symbols): Likewise.
2857 (Archive::read_symbols): Likewise.
2858 (Archive::get_elf_object_for_member): Remove input_objects
2859 parameter. Add punconfigured parameter. Change all callers.
2860 (Archive::add_symbols): Change return type to bool. Check return
2861 value of include_member.
2862 (Archive::include_all_members): Likewise.
2863 (Archive::include_member): Change return type to bool. Return
2864 false if first included object has incompatible target. Set
2865 included_member_ field.
2866 (Add_archive_symbols::run): If add_symbols returns false, requeue
2868 * archive.h (class Archive): Add included_member_ field.
2869 Initialize it in constructor. Add input_file and searched_for
2870 methods. Update declarations.
2871 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2872 input_argument_ fields. Add them to constructor. Change all
2874 * script.cc: Include "target-select.h".
2875 (class Parser_closure): Add skip_on_incompatible_target_ and
2876 found_incompatible_target_ fields. Add
2877 skip_on_incompatible_target parameter to constructor. Change all
2878 callers. Add methods skip_on_incompatible_target,
2879 clear_skip_on_incompatible_target, found_incompatible_target, and
2880 set_found_incompatible_target.
2881 (read_input_script): Add dirindex parameter. Change all callers.
2882 If parser finds an incompatible target, requeue Read_symbols
2884 (script_set_symbol): Clear skip_on_incompatible_target in
2886 (script_add_assertion, script_parse_option): Likewise.
2887 (script_start_sections, script_add_phdr): Likewise.
2888 (script_check_output_format): New function.
2889 * script.h (read_input_script): Update declaration.
2890 * script-c.h (script_check_output_format): Declare.
2891 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2892 (ignore_cmd): Remove OUTPUT_FORMAT.
2893 * fileread.cc (Input_file::Input_file): Add explicit this.
2894 (Input_file::will_search_for): New function.
2895 (Input_file::open): Add pindex parameter. Change all callers.
2896 * fileread.h (class Input_file): Add input_file_argument method.
2897 Declare will_search_for. Update declarations.
2898 * object.cc (make_elf_object): Add punconfigured parameter.
2900 * object.h (class Object): Make input_file public. Add
2901 searched_for method.
2902 (make_elf_object): Update declaration.
2903 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2905 * dirsearch.h (class Dirsearch): Update declaration.
2906 * options.h (class General_options): Add --warn-search-mismatch.
2907 * parameters.cc (Parameters::is_compatible_target): New function.
2908 * parameters.h (class Parameters): Declare is_compatible_target.
2909 * workqueue.cc (Workqueue::add_blocker): New function.
2910 * workqueue.h (class Workqueue): Declare add_blocker.
2912 * fileread.cc (Input_file::open): Remove options parameter.
2914 (Input_file::open_binary): Likewise.
2915 * script.cc (read_input_script): Likewise.
2916 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2917 options parameter from constructor. Change all callers.
2918 (class Read_script): Likewise.
2919 * fileread.h (class Input_file): Update declarations.
2920 * script.h (read_input_script): Update declaration.
2922 2009-03-10 Nick Clifton <nickc@redhat.com>
2924 * po/es.po: New Spanish translation.
2926 2009-03-06 Cary Coutant <ccoutant@google.com>
2928 * options.cc (parse_short_option): Keep dash_z from registering itself.
2930 2009-03-03 Ian Lance Taylor <iant@google.com>
2933 * target-reloc.h (relocate_section): Pass output_section to
2935 * i386.cc (Target_i386::should_apply_static_reloc): Add
2936 output_section parameter. Change all callers.
2937 (Target_i386::Relocate::relocate): Add output_section parameter.
2938 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2939 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2940 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2941 * testsuite/two_file_shared.sh: New script.
2942 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2943 (check_DATA): Add two_file_shared.dbg.
2944 (two_file_shared.dbg): New target.
2945 * testsuite/Makefile.in: Rebuild.
2947 2009-03-01 Ian Lance Taylor <iant@google.com>
2949 * configure.ac: Check for byteswap.h.
2950 * configure: Rebuild.
2951 * config.in: Rebuild.
2953 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2955 * layout.cc (Layout::find_or_add_kept_section): New function.
2956 (Layout::add_comdat): Removed.
2957 * layout.h (struct Kept_section): Move out of class Layout.
2958 Remove trailing underscores from field names. Add group_sections
2959 field. Rename group_ field to is_group. Change all uses.
2960 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2961 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2962 comdat_groups_ field.
2963 (Sized_relobj::include_section_group): Use
2964 find_or_add_kept_section and Kept_section::group_sections.
2965 (Sized_relobj::include_linkonce_section): Likewise.
2966 * object.cc (class Sized_relobj): Don't define Comdat_group or
2967 Comdat_group_table. Remove find_comdat_group and
2968 add_comdat_group. Remove comdat_groups_ field.
2969 * plugin.cc (include_comdat_group): Use
2970 Layout::find_or_add_kept_section.
2972 2009-02-28 Ian Lance Taylor <iant@google.com>
2974 * README: --gc-sections and map files are now supported. Document
2975 some build requirements.
2978 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2979 relocatable link set the value of the section symbol to zero.
2980 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2981 relocatable link don't include the section address in the local
2984 2009-02-27 Ian Lance Taylor <iant@google.com>
2987 * options.h (class Search_directory): Add is_system_directory.
2988 (class General_options): Declare is_in_system_directory.
2989 * options.cc (get_relative_sysroot): Make static.
2990 (get_default_sysroot): Make static.
2991 (General_optoins::is_in_system_directory): New function.
2992 * fileread.cc (Input_file::is_in_system_directory): New function.
2993 * fileread.h (class Input_file): Declare is_in_system_directory.
2994 * object.h (class Object): Add is_in_system_directory.
2995 (class Input_objects): Remove system_library_directory_ field.
2996 * object.cc (Input_objects::add_object): Don't set
2997 system_library_directory_.
2998 (input_objects::found_in_system_library_directory): Remove.
2999 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3000 parameter. Change all callers.
3001 (Symbol_table::sized_write_globals): Likewise.
3002 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3003 Call Object::is_in_system_directory.
3004 * symtab.h (class Symbol_table): Update declarations.
3007 * descriptors.h (Open_descriptor): Add is_on_stack field.
3008 * descriptors.cc (Descriptors::open): If the descriptor is on the
3009 top of the stack, remove it. Initialize is_on_stack field.
3010 (Descriptors::release): Only add pod to stack if it is not on the
3012 (Descriptors::close_some_descriptor): Clear stack_next and
3016 * output.cc (Output_section::find_starting_output_address): Rename
3017 from starting_output_address; add PADDR parameter; change return
3019 * output.h (class Output_section): Declare
3020 find_starting_output_address instead of starting_output_address.
3021 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3022 section symbol for which we can't find a merge section.
3025 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3026 hidden or internal, force the symbol to be local.
3027 * resolve.cc (Symbol::override_visibility): Define.
3028 (Symbol::override_base): Use override_visibility.
3029 (Symbol_table::resolve): Likewise.
3030 (Symbol::override_base_with_special): Likewise.
3031 (Symbol_table::override_with_special): If the visibility is hidden
3032 or internal, force the symbol to be local.
3033 * symtab.h (class Symbol): Add set_visibility and
3034 override_visibility.
3035 * testsuite/ver_test_1.sh: New file.
3036 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3037 (check_DATA): Add ver_test_1.syms.
3038 (ver_test_1.syms): New target.
3039 * testsuite/Makefile.in: Rebuild.
3041 2009-02-25 Cary Coutant <ccoutant@google.com>
3043 * layout.cc (Layout::choose_output_section): Don't rename sections
3044 when using a linker script that has a SECTIONS clause.
3045 * Makefile.in: Regenerate.
3047 * testsuite/Makefile.am (script_test_5.sh): New test case.
3048 * testsuite/Makefile.in: Regenerate.
3049 * testsuite/script_test_5.cc: New file.
3050 * testsuite/script_test_5.sh: New file.
3051 * testsuite/script_test_5.t: New file.
3053 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3055 * archive.cc (Archive::include_member): Update calls to add_symbols.
3056 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3057 the Layout argument.
3058 * dynobj.h (do_add_symbols): Add the Layout argument.
3059 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3061 * object.h (Object::add_symbols): Add the Layout argument.
3062 (Object::do_add_symbols): Add the Layout argument.
3063 (Sized_relobj::do_add_symbols): Add the Layout argument.
3064 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3065 Unify the two versions.
3066 (Add_plugin_symbols): Remove.
3067 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3068 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3069 (Add_plugin_symbols): Remove.
3070 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3071 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3072 (Add_symbols::run): Make it work with Pulginobj.
3074 2009-02-06 Ian Lance Taylor <iant@google.com>
3076 * object.cc (Sized_relobj::do_layout): Make info message start
3077 with lower case letter.
3079 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3081 * binary.cc: Fix file comment.
3083 * options.h (enum Incremental_disposition): Define.
3084 (class General_options): Add new options: --incremental,
3085 --incremental_changed, --incremental_unchanged,
3086 --incremental_unknown. Add incremental_disposition_ and
3087 implicit_incremental_ fields.
3088 (General_options::incremental_disposition): New function.
3089 (class Position_dependent_options): Add incremental_disposition
3091 (Position_dependent_options::copy_from_options): Set incremental
3093 * options.cc (General_options::parse_incremental_changed): New
3095 (General_options::parse_incremental_unchanged): New function.
3096 (General_options::parse_incremental_unknown): New function.
3097 (General_options::General_options): Initialize new fields
3098 incremental_disposition_ and implicit_incremental_.
3099 (General_options::finalize): Check for uasge of --incremental-*
3100 without --incremental.
3102 2009-02-06 Chris Demetriou <cgd@google.com>
3104 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3105 pointer and to report location as the file name associated with
3107 (gold_undefined_symbol_at_location): New function to replace the
3108 old gold_undefined_symbol functionality.
3109 * target-reloc.h (relocate_section): Update to use
3110 gold_undefined_symbol_at_location.
3111 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3112 Call gold_undefined_symbol function rather than gold_error.
3113 * errors.h (Errors::undefined_symbol): Take location as a
3114 string, rather than calculating it from a relocation.
3115 * errors.cc (Errors::fatal): Print "fatal error:" before the
3117 (Errors::error, Errors::error_at_location): Print "error: "
3118 before the formatted message.
3119 (Errors::undefined_symbol): Take location as a string, rather
3120 than calculating it from a relocation.
3121 (gold_undefined_symbol_at_location): New function akin to
3122 old gold_undefined_symbol, calculates location from relocation.
3123 (gold_undefined_symbol): Change to take only a Symbol pointer
3124 and to report location as the file name associated with the symbol.
3125 * testsuite/debug_msg.sh: Update for changed error messages.
3126 * testsuite/undef_symbol.sh: Likewise.
3128 2009-02-04 Duncan Sands <baldrick@free.fr>
3131 * reduced_debug_output.h
3132 (Output_reduced_debug_abbrev_section::failed): Use format for
3134 (Output_reduced_debug_info_section::faild): Likewise.
3136 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3138 * script.cc (Lazy_demangler): New class.
3139 (Version_script_info::get_symbol_version_helper): Demangle a
3142 2009-01-29 Cary Coutant <ccoutant@google.com>
3144 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3146 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3148 2009-01-28 Ian Lance Taylor <iant@google.com>
3150 * version.cc (version_string): Bump to 1.9.
3152 * gold.h: Include <cstring> and <stdint.h>.
3153 * version.cc: Include <cstdio>.
3154 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3156 * reduced_debug_output.cc (insert_into_vector): Rename from
3157 Insert_into_vector; change all callers. Use Swap_unaligned to
3158 avoid aliasing issue; remove union since it is unnecessary.
3160 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3162 * Makefile.am (CCFILES): Add gc.cc.
3164 * Makefile.in: Regenerate.
3165 * gold.cc (Gc_runner): New class.
3166 (queue_initial_tasks): Call garbage collection related tasks
3167 when corresponding options are invoked.
3168 (queue_middle_gc_tasks): New function.
3169 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3170 processed early before laying out sections during garbage collection.
3171 * gold.h (queue_middle_gc_tasks): New function.
3172 (is_prefix_of): Move from "layout.cc".
3173 * i386.cc (Target_i386::gc_process_relocs): New function.
3174 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3175 * main.cc (main): Create object of class "Garbage_collection".
3176 * object.cc (Relobj::copy_symbols_data): New function.
3177 (Relobj::is_section_name_included): New function.
3178 (Sized_relobj::do_layout): Allow this function to be called twice
3179 during garbage collection and defer layout of section during the
3181 * object.h (Relobj::get_symbols_data): New function.
3182 (Relobj::is_section_name_included): New function.
3183 (Relobj::copy_symbols_data): New function.
3184 (Relobj::set_symbols_data): New function.
3185 (Relobj::get_relocs_data): New function.
3186 (Relobj::set_relocs_data): New function.
3187 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3188 (Relobj::gc_process_relocs): New function.
3189 (Relobj::do_gc_process_relocs): New pure virtual function.
3190 (Relobj::sd_): New data member.
3191 (Sized_relobj::is_output_section_offset_invalid): New function.
3192 (Sized_relobj::do_gc_process_relocs): New function.
3193 * options.h (General_options::gc_sections): Modify to not be a no-op.
3194 (General_options::print_gc_sections): New option.
3195 * plugin.cc (Plugin_finish::run): Remove function call to
3196 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3197 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3198 * reloc.cc (Read_relocs::run): Add task to process relocs and
3199 determine unreferenced sections when doing garbage collection.
3200 (Gc_process_relocs): New class.
3201 (Sized_relobj::do_gc_process_relocs): New function.
3202 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3203 sections that are garbage collected.
3204 * reloc.h (Gc_process_relocs): New class.
3205 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3206 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3207 symbols whose corresponding sections are garbage collected.
3208 (Symbol_table::Symbol_table): Add new parameter for the garbage
3210 (Symbol_table::gc_mark_undef_symbols): New function.
3211 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3212 (Symbol_table::gc_mark_dyn_syms): New function.
3213 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3215 (Symbol_table::add_from_object): Likewise.
3216 (Symbol_table::add_from_relobj): When building shared objects, do not
3217 treat externally visible symbols as garbage.
3218 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3219 table information for static and relocatable links.
3220 * symtab.h (Symbol_table::set_gc): New function.
3221 (Symbol_table::gc): New function.
3222 (Symbol_table::gc_mark_undef_symbols): New function.
3223 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3224 (Symbol_table::gc_mark_dyn_syms): New function.
3225 (Symbol_table::gc_): New data member.
3226 * target.h (Sized_target::gc_process_relocs): New pure virtual
3228 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3229 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3231 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3233 * options.h (General_options::gc_sections): Define as a no-op for now.
3234 (General_options::no_keep_memory): Ditto.
3235 (General_options::Bshareable): Define.
3236 * options.cc (General_options::finalize): Honor -Bshareable.
3238 2009-01-20 Andreas Schwab <schwab@suse.de>
3240 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3241 read the value in the contents, since we don't use it. Use the
3242 template endianness when writing.
3243 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3245 2009-01-19 Andreas Schwab <schwab@suse.de>
3247 * configure.tgt (powerpc64-*): Fix targ_obj.
3249 2009-01-15 Ian Lance Taylor <iant@google.com>
3251 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3252 local symbols when stripping all symbols.
3254 2009-01-14 Cary Coutant <ccoutant@google.com>
3256 * output.cc (Output_reloc): Add explicit instantiations.
3258 2009-01-14 Cary Coutant <ccoutant@google.com>
3260 * archive.cc (Archive::get_elf_object_for_member): Remove call
3261 to File_read::claim_for_plugin.
3262 * descriptors.cc (Descriptors::open): Remove reference to
3264 (Descriptors::claim_for_plugin): Remove.
3265 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3266 (Descriptors::is_claimed): Remove.
3267 (claim_descriptor_for_plugin): Remove.
3268 * fileread.cc (File_read::claim_for_plugin): Remove.
3269 * fileread.h (File_read::claim_for_plugin): Remove.
3270 (File_read::descriptor): Reopen descriptor if necessary.
3271 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3272 (Plugin_manager::all_symbols_read): Add task parameter. Change
3274 (Plugin_manager::get_input_file): New function.
3275 (Plugin_manager::release_input_file): New function.
3276 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3277 corresponding data member.
3278 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3279 and pass to base constructor. Change all callers.
3280 (get_input_file, release_input_file): New functions.
3281 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3282 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3283 (Plugin_manager::all_symbols_read): Add task parameter.
3284 (Plugin_manager::get_input_file): New function.
3285 (Plugin_manager::release_input_file): New function.
3286 (Plugin_manager::task_): New data member.
3287 (Pluginobj::Pluginobj): Add filesize parameter.
3288 (Pluginobj::filename): New function.
3289 (Pluginobj::descriptor): New function.
3290 (Pluginobj::filesize): New function.
3291 (Pluginobj::filesize_): New data member.
3292 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3293 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3294 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3296 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3297 with archive libraries.
3298 * testsuite/Makefile.in: Regenerate.
3299 * testsuite/plugin_test.c (struct sym_info): New type.
3300 (get_input_file, release_input_file): New static variables.
3301 (onload): Capture new transfer vector entries.
3302 (claim_file_hook): Stop reading at end of file according to filesize.
3303 Factor out parsing of readelf output into separate function.
3304 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3305 APIs and get the source file name from the symbol table. Convert
3306 source file name to corresponding object file name. Print info
3307 message when adding new input files.
3308 (parse_readelf_line): New function.
3309 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3310 * testsuite/plugin_test_2.sh: Likewise.
3311 * testsuite/plugin_test_3.sh: Likewise.
3312 * testsuite/plugin_test_4.sh: New test case.
3314 2009-01-07 Ian Lance Taylor <iant@google.com>
3316 * version.cc (version_string): Bump to 1.8.
3318 2008-12-23 Cary Coutant <ccoutant@google.com>
3320 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3321 * plugin.cc (Plugin_manager::finish): Rename as
3322 layout_deferred_objects. Move cleanup to separate function.
3323 (Plugin_manager::cleanup): New function.
3324 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3326 * plugin.h (Plugin_manager::finish): Rename as
3327 layout_deferred_objects.
3328 (Plugin_manager::cleanup): New function.
3329 (Plugin_manager::cleanup_done): New field.
3331 2008-12-23 Cary Coutant <ccoutant@google.com>
3333 * plugin.cc (is_visible_from_outside): New function.
3334 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3335 so we don't return "IR only" status for exported symbols or -r links.
3337 * testsuite/Makefile.am (plugin_test_3): New test case.
3338 * testsuite/Makefile.in: Regenerate.
3339 * testsuite/plugin_test_3.sh: New file.
3341 2008-12-22 Cary Coutant <ccoutant@google.com>
3343 * object.cc (Sized_relobj::layout_section): New function.
3344 (Sized_relobj::do_layout): Defer layout of input sections until after
3345 plugin has provided replacement files.
3346 (Sized_relobj::do_layout_deferred_sections): New function.
3347 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3348 (Relobj::layout_deferred_sections): New function.
3349 (Relobj::do_layout_deferred_sections): New function.
3350 (Sized_relobj::do_layout_deferred_sections): New function.
3351 (Sized_relobj::layout_section): New function.
3352 (Sized_relobj::Deferred_layout): New structure.
3353 (Sized_relobj::deferred_layout_): New field.
3354 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3355 Change all callers. Layout deferred sections.
3356 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3358 (Plugin_hook::run): Move code from do_plugin_hook inline.
3359 (Plugin_hook::do_plugin_hook): Remove.
3360 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3361 (Plugin_manager::finish): Renamed, was cleanup.
3362 (Plugin_manager::should_defer_layout): New function.
3363 (Plugin_manager::add_deferred_layout_object): New function.
3364 (Plugin_manager::Deferred_layout_list): New type.
3365 (Plugin_manager::deferred_layout_objects_): New field.
3366 (Plugin_hook::do_plugin_hook): Remove.
3368 2008-12-17 Ian Lance Taylor <iant@google.com>
3370 * options.h (class General_options): Add --no case for
3373 2008-12-16 Cary Coutant <ccoutant@google.com>
3375 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3377 (Plugin_manager::claim_file): Create plugin object even if
3378 plugin did not call the add_symbols callback.
3379 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3380 asking for more symbols than were added.
3381 * testsuite/Makefile.am (plugin_test_1): Add test case with
3383 (empty.syms): New target.
3384 * testsuite/Makefile.in: Regenerate.
3385 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3386 message. Don't call add_symbols if no globals.
3387 (all_symbols_read_hook): Don't provide replacement for empty
3390 2008-12-12 Ian Lance Taylor <iant@google.com>
3392 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3393 r_type == 0 for a local symbol with r_sym == 0.
3394 (scan_relocatable_relocs): Pass r_sym to
3395 local_non_section_strategy.
3396 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3399 * configure.ac: Update test for TLS descriptors: they are
3400 supported as of glibc 2.9.
3401 * configure: Rebuild.
3403 2008-12-11 Ian Lance Taylor <iant@google.com>
3406 * target-reloc.h (Default_scan_relocatable_relocs): For each
3407 function, map r_type == 0 to RELOC_DISCARD.
3409 2008-12-10 Cary Coutant <ccoutant@google.com>
3411 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3412 object to override a kept COMDAT group from a plugin object.
3414 2008-12-09 Ian Lance Taylor <iant@google.com>
3417 * yyscript.y (file_cmd): Handle INPUT.
3419 * testsuite/initpri1.c: Change all declarations to be full
3420 prototypes by adding void, to avoid compiler warnings.
3422 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3424 * options.cc (General_options::parse_plugin_opt): New.
3425 (General_options::add_plugin): The argument now is just the filename.
3426 (General_options::add_plugin_option): New.
3427 * options.h (plugin_opt): New.
3428 (add_plugin): Change argument name.
3429 (add_plugin_option): New.
3430 * plugin.cc (Plugin::load): Don't parse the plugin option.
3431 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3432 (Plugin::add_option): New.
3433 (Plugin::args_): Change type.
3434 (Plugin::filename_): New.
3435 (Plugin_manager::add_plugin_option): New.
3436 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3437 * testsuite/Makefile.in: Regenerate.
3439 2008-12-05 Cary Coutant <ccoutant@google.com>
3441 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3442 Handle --strip-lto-sections option.
3443 * options.h (strip_lto_sections): New option.
3445 2008-12-01 Cary Coutant <ccoutant@google.com>
3447 * plugin.cc (ld_plugin_message): Change format parameter to const.
3448 Fix mismatch between new[] and delete.
3450 2008-11-14 Cary Coutant <ccoutant@google.com>
3452 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3455 2008-11-05 Craig Silverstein <csilvers@google.com>
3457 * options.cc (General_options::parse_dynamic_list): New function.
3458 * options.h (General_options): New flags dynamic_list,
3459 dynamic_list_data, dynamic_list_cpp_new, and
3460 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3461 (General_options::in_dynamic_list): New function.
3462 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3463 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3464 (Lex::can_continue_name): Likewise.
3466 (read_script_file): New parameter script_options.
3467 (read_dynamic_list): New function.
3468 (Script_options::define_dynamic_list): New function.
3469 (dynamic_list_keyword_parsecodes): New variable.
3470 (dynamic_list_keywords): New variable.
3471 * script.h (Script_options::define_dynamic_list): New function
3473 (read_dynamic_list): New function prototype.
3474 * symtab.cc (strprefix): New macro.
3475 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3476 dynamic_list_data, dynamic_list_cpp_new, and
3477 dynamic_list_cpp_typeinfo.
3478 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3479 (dynamic_list_expr): New rule.
3480 (dynamic_list_nodes): Likewise.
3481 (dynamic_list_node): Likewise.
3482 * testsuite/Makefile.am (dynamic_list): New test.
3483 * testsuite/Makefile.in: Regenerated.
3484 * testsuite/dynamic_list.t: New file.
3485 * testsuite/dynamic_list.sh: New file.
3487 2008-11-05 Craig Silverstein <csilvers@google.com>
3489 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3490 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3491 (t11_last): Likewise.
3492 * testsuite/ver_test_6.c (main): Likewise.
3494 2008-10-07 Cary Coutant <ccoutant@google.com>
3496 * options.c (General_options::finalize): Add check for -static and
3498 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3501 2008-10-02 Cary Coutant <ccoutant@google.com>
3503 * plugin.cc (make_sized_plugin_object): Fix conditional
3504 compilation to work when not all targets are enabled.
3506 2008-09-29 Cary Coutant <ccoutant@google.com>
3508 * archive.cc (Archive::get_file_and_offset): Use filename instead
3509 of name to get library path.
3510 (Archive::include_member): Unlock external member of a thin archive.
3512 * testsuite/Makefile.am (TEST_AR): New variable.
3513 (thin_archive_test_1): New test.
3514 (thin_archive_test_2): New test.
3515 * testsuite/Makefile.in: Regenerate.
3516 * testsuite/thin_archive_main.cc: New file.
3517 * testsuite/thin_archive_test_1.cc: New file.
3518 * testsuite/thin_archive_test_2.cc: New file.
3519 * testsuite/thin_archive_test_3.cc: New file.
3520 * testsuite/thin_archive_test_4.cc: New file.
3522 2008-09-29 Cary Coutant <ccoutant@google.com>
3524 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3525 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3527 (Sized_relobj::do_finalize_local_symbols): Likewise.
3528 (Sized_relobj::map_to_kept_section): Likewise.
3529 * object.h (Sized_relobj::invalid_address): New constant.
3530 (Sized_relobj::do_output_section_offset): Check for invalid_address
3532 * output.cc (Output_reloc::local_section_offset): Use constant
3533 invalid_address instead of -1U.
3534 (Output_reloc::get_address): Likewise.
3535 (Output_section::output_address): Change -1U to -1ULL.
3536 * output.h (Output_reloc::invalid_address): New constant.
3537 * reloc.cc (Sized_relobj::write_sections): Use constant
3538 invalid_address instead of -1U.
3539 (Sized_relobj::relocate_sections): Likewise.
3540 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3541 values for merge sections.
3542 * target-reloc.h (relocate_for_relocatable): Use constant
3543 invalid_address instead of -1U.
3545 2008-09-19 Cary Coutant <ccoutant@google.com>
3547 Add plugin functionality for link-time optimization (LTO).
3548 * configure.ac (plugins): Add --enable-plugins option.
3549 * configure: Regenerate.
3550 * config.in: Regenerate.
3551 * Makefile.am (LIBDL): New variable.
3552 (CCFILES): Add plugin.cc.
3553 (HFILES): Add plugin.h.
3554 (ldadd_var): Add LIBDL.
3555 * Makefile.in: Regenerate.
3557 * archive.cc: Include "plugin.h".
3558 (Archive::setup): Don't preread archive symbols when using a plugin.
3559 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3560 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3562 (Archive::include_member): Add symbols from plugin objects.
3563 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3564 * descriptors.cc (Descriptors::open): Check for file descriptors
3565 abandoned by plugins.
3566 (Descriptors::claim_for_plugin): New function.
3567 * descriptors.h (Descriptors::claim_for_plugin): New function.
3568 (Open_descriptor::is_claimed): New field.
3569 (claim_descriptor_for_plugin): New function.
3570 * fileread.cc (File_read::claim_for_plugin): New function.
3571 * fileread.h (File_read::claim_for_plugin): New function.
3572 (File_read::descriptor): New function.
3573 * gold.cc: Include "plugin.h".
3574 (queue_initial_tasks): Add task to call plugin hooks for generating
3576 * main.cc: Include "plugin.h".
3577 (main): Load plugin libraries.
3578 * object.h (Pluginobj): Declare.
3579 (Object::pluginobj): New function.
3580 (Object::do_pluginobj): New function.
3581 (Object::set_target): New function.
3582 * options.cc: Include "plugin.h".
3583 (General_options::parse_plugin): New function.
3584 (General_options::General_options): Initialize plugins_ field.
3585 (General_options::add_plugin): New function.
3586 * options.h (Plugin_manager): Declare.
3587 (General_options): Add --plugin option.
3588 (General_options::has_plugins): New function.
3589 (General_options::plugins): New function.
3590 (General_options::add_plugin): New function.
3591 (General_options::plugins_): New field.
3592 * plugin.cc: New file.
3593 * plugin.h: New file.
3594 * readsyms.cc: Include "plugin.h".
3595 (Read_symbols::do_read_symbols): Check for archive before checking
3596 for ELF file. Call plugin hooks to claim files.
3597 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3598 from a real object file; force override when processing replacement
3600 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3601 (Symbol::init_base_object): Likewise.
3602 (Symbol::init_base_output_data): Likewise.
3603 (Symbol::init_base_output_segment): Likewise.
3604 (Symbol::init_base_constant): Likewise.
3605 (Symbol::init_base_undefined): Likewise.
3606 (Symbol::output_section): Assert that object is not a plugin.
3607 (Symbol_table::add_from_pluginobj): New function.
3608 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3610 (Symbol_table::sized_write_globals): Likewise.
3611 (Symbol_table::add_from_pluginobj): Instantiate template.
3612 * symtab.h (Sized_pluginobj): Declare.
3613 (Symbol::in_real_elf): New function.
3614 (Symbol::set_in_real_elf): New function.
3615 (Symbol::in_real_elf_): New field.
3616 (Symbol_table::add_from_pluginobj): New function.
3618 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3619 (LIBDL): New variable.
3621 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3622 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3623 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3624 (MOSTLYCLEANFILES): Likewise.
3625 * testsuite/Makefile.in: Regenerate.
3626 * testsuite/plugin_test.c: New file.
3627 * testsuite/plugin_test_1.sh: New file.
3628 * testsuite/plugin_test_2.sh: New file.
3630 2008-09-16 Ian Lance Taylor <iant@google.com>
3632 * target-reloc.h (relocate_section): Check whether a symbol is
3633 defined by the ABI before reporting an undefined symbol error.
3634 * target.h (Target::is_defined_by_abi): Make parameter const.
3635 (Target::do_is_defined_by_abi): Likewise.
3636 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3637 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3638 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3639 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3640 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3641 * testsuite/Makefile.in: Rebuild.
3643 * fileread.cc (make_view): Add casts to avoid warning.
3645 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3647 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3648 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3650 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3652 * options.h (General_options::output_is_executable): New.
3653 (General_options::output_is_pie): New.
3654 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3655 for shared libraries.
3656 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3658 2008-09-11 Chris Demetriou <cgd@google.com>
3660 * options.h (origin): New -z option.
3661 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3662 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3665 2008-09-05 Cary Coutant <ccoutant@google.com>
3667 * fileread.cc (File_read::make_view): Add check for attempt to map
3670 2008-09-05 Cary Coutant <ccoutant@google.com>
3672 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3673 explicit instantiations.
3675 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3678 * options.cc (General_options::finalize): Allow undefined symbols
3679 in shlibs if linking -shared.
3682 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3683 symbols as not needing a dynsym entry.
3685 2008-08-20 Craig Silverstein <csilvers@google.com>
3687 * fileread.cc (File_read::open): Do not lock the file unless it
3688 was successfully opened.
3690 2008-08-14 Cary Coutant <ccoutant@google.com>
3692 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3693 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3694 * testsuite/tls_test.cc (struct int128): 128-bit struct
3695 for testing TLS relocs with non-zero addend.
3696 (v12): New TLS variable.
3698 (t_last): Add check for v12.
3699 * testsuite/tls_test.h (t12): New function.
3700 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3702 2008-08-13 Ian Lance Taylor <iant@google.com>
3704 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3705 set tls_segment_ or relro_segment_.
3706 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3708 * output.h (Output_section::clear_is_relro): New function.
3709 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3710 sections specially even when output_data_ is empty.
3711 (Output_segment::maximum_alignment): When first section is relro,
3712 only force alignment for PT_LOAD segments.
3713 * script.cc (script_data_segment_align): New function.
3714 (script_data_segment_relro_end): New function.
3715 * script-c.h (script_data_segment_align): Declare.
3716 (script_data_segment_relro_end): Declare.
3717 * script-sections.h (class Script_sections): Declare
3718 data_segment_align and data_segment_relro_end. Add fields
3719 segment_align_index_ and saw_relro_end_.
3720 * script-sections.cc (class Sections_element): Add set_is_relro
3721 virtual function. Add new bool* parameter to place_orphan_here.
3722 Add get_output_section virtual function.
3723 (class Output_section_definition): Add set_is_relro. Add new
3724 bool* parameter to place_orphan_here. Add get_output_section.
3725 Add is_relro_ field.
3726 (Output_section_definition::Output_section_definition): Initialize
3727 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3728 and is_relro_ fields.
3729 (Output_section_definition::place_orphan_here): Add is_relro
3731 (Output_section_definition::set_section_addresses): Set relro for
3733 (Output_section_definition::alternate_constraint): Likewise.
3734 (class Orphan_output_section): Add new bool* parameter to
3735 place_orphan_here. Add get_output_section.
3736 (Orphan_output_section::place_orphan_here): Add is_relro
3738 (Script_sections::Script_sections): Initialize
3739 data_segment_align_index_ and saw_relro_end_.
3740 (Script_sections::data_segment_align): New function.
3741 (Script_sections::data_segment_relro_end): New function.
3742 (Script_sections::place_orphan): Set or clear is_relro.
3743 (Script_sections::set_section_addresses): Force alignment of first
3745 * yyscript.y (exp): Call script_data_segment_align and
3746 script_data_segment_relro_end.
3747 * testsuite/relro_script_test.t: New file.
3748 * testsuite/relro_test.cc (using_script): Declare.
3749 (t1, t2): Test using_script.
3750 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3751 (relro_script_test_SOURCES): Define.
3752 (relro_script_test_DEPENDENCIES): Define.
3753 (relro_script_test_LDFLAGS): Define.
3754 (relro_script_test_LDADD): Define.
3755 (relro_script_test.so): New target.
3756 * testsuite/Makefile.in: Rebuild.
3758 2008-08-06 Cary Coutant <ccoutant@google.com>
3760 * archive.cc (Archive::total_archives, Archive::total_members)
3761 (Archive::total_members_loaded): New variables.
3762 (Archive::setup): Add parameter. Add option to preread
3764 (Archive::read_armap): Add counter.
3765 (Archive::get_file_and_offset): New function.
3766 (Archive::get_elf_object_for_member): New function.
3767 (Archive::read_all_symbols): New function.
3768 (Archive::read_symbols): New function.
3769 (Archive::add_symbols): Add counters.
3770 (Archive::include_all_members): Use armap to find members if it's
3772 (Archive::include_member): Skip reading symbols if already read.
3773 Factored code into Archive::get_file_and_offset and
3774 Archive::get_elf_object_for_member. Changed call to
3775 Mapfile::report_include_archive_member.
3776 (Archive::print_stats): New function.
3777 * archive.h: Declare Object and Read_symbols_data classes.
3778 (Archive::Archive): Add initializers for new members.
3779 (Archive::setup): Add parameter.
3780 (Archive::print_stats): New function.
3781 (Archive::total_archives, Archive::total_members)
3782 (Archive::total_members_loaded): New variables.
3783 (Archive::get_file_and_offset): New function.
3784 (Archive::get_elf_object_for_member): New function.
3785 (Archive::read_all_symbols): New function.
3786 (Archive::read_symbols): New function.
3787 (Archive::Archive_member): New class.
3788 (Archive::members_): New member.
3789 (Archive::num_members_): New member.
3790 * main.cc: Include archive.h.
3791 (main): Call Archive::print_stats.
3792 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3793 archive parameter; member_name is now the fully-decorated name.
3794 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3795 * options.h: (General_options): Add --preread-archive-symbols option.
3796 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3799 2008-08-04 Ian Lance Taylor <iant@google.com>
3801 * symtab.h (Symbol::use_plt_offset): New function.
3802 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3803 * powerpc.cc (Relocate::relocate): Likewise.
3804 * sparc.cc (Relocate::relocate): Likewise.
3805 * x86_64.cc (Relocate::relocate): Likewise.
3806 * testsuite/weak_plt.sh: New test.
3807 * testsuite/weak_plt_main.cc: New test.
3808 * testsuite/weak_plt_shared.cc: New test.
3809 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3810 (check_PROGRAMS): Add weak_plt.
3811 (check_DATA): Add weak_plt_shared.so.
3812 (weak_plt_main_pic.o, weak_plt): New targets.
3813 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3814 * testsuite/Makefile.in: Rebuild.
3816 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3818 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3819 * testsuite/Makefile.in: Rebuild.
3821 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3823 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3824 * Makefile.in: Regenerate.
3825 * po/POTFILES.in: Regenerate.
3827 2008-07-29 Ian Lance Taylor <iant@google.com>
3829 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3830 symbols before other symbols.
3831 * testsuite/script_test_2.cc (test_addr): Declare.
3832 (test_addr_alias): Declare.
3833 (main): Check that test_addr and test_addr_alias have the right
3835 * testsuite/script_test_2.t: Define test_addr_alias and
3838 2008-07-24 Ian Lance Taylor <iant@google.com>
3841 * descriptors.cc: New file.
3842 * descriptors.h: New file.
3843 * gold-threads.h (class Hold_optional_lock): New class.
3844 * fileread.cc: Include "descriptors.h".
3845 (File_read::~File_read): Release descriptor rather than closing
3847 (File_read::open) [file]: Call open_descriptor rather than open.
3848 Set is_descriptor_opened_.
3849 (File_read::open) [memory]: Assert that descriptor is not open.
3850 (File_read::reopen_descriptor): New function.
3851 (File_read::release): Release descriptor.
3852 (File_read::do_read): Make non-const. Reopen descriptor.
3853 (File_read::read): Make non-const.
3854 (File_read::make_view): Reopen descriptor.
3855 (File_read::do_readv): Likewise.
3856 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3857 Update declarations.
3858 * layout.cc: Include "descriptors.h".
3859 (Layout::create_build_id): Use open_descriptor rather than open.
3860 * output.cc: Include "descriptors.h".
3861 (Output_file::open): Use open_descriptor rather than open.
3862 * archive.cc (Archive::const_iterator): Change Archive to be
3864 (Archive::begin, Archive::end): Make non-const.
3865 (Archive::count_members): Likewise.
3866 * archive.h (class Archive): Update declarations.
3867 * object.h (Object::read): Make non-const.
3868 * Makefile.am (CCFILES): Add descriptors.cc.
3869 (HFILES): Add descriptors.h.
3870 * Makefile.in: Rebuild.
3873 * gold.h: Always include <clocale>. Add Solaris workarounds
3874 following code in binutils/sysdep.h.
3877 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3878 this->eh_frame_hdr_ is NULL before using it.
3880 * dynobj.cc (Versions::Versions): Update comment.
3882 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3883 the base version name.
3885 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3886 array size plus one.
3887 (Stringpool_template::set_string_offsets): Subtract one from key
3888 before using it as an array index.
3889 (Stringpool_template::get_offset_with_length): Likewise.
3890 (Stringpool_template::write_to_buffer): Likewise.
3891 * stringpool.h (Stringpool_template::get_offset_from_key):
3894 2008-07-23 Ian Lance Taylor <iant@google.com>
3897 * object.h (Merged_symbol_value::value): Do our best to handle a
3901 * script.cc (Version_script_info::get_versions): Don't add empty
3902 version tag to return value.
3903 (Version_script_info::get_symbol_version_helper): Change return
3904 type to bool. Add pversion parameter. Change all callers.
3905 (script_register_vers_node): Don't require a non-NULL tag.
3906 * script.h (class Version_script_info): Update declarations.
3907 (Version_script_info::get_symbol_version): Change return type to
3908 bool. Add version parameter. Change all callers.
3909 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3910 handling. Handle an empty version from a version script.
3911 (Symbol_table::define_special_symbol): Likewise.
3912 * testsuite/ver_test_10.script: New file.
3913 * testsuite/ver_test_10.sh: New file.
3914 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3915 (check_DATA): Add ver_test_10.syms.
3916 (ver_test_10.syms, ver_test_10.so): New target.
3917 * testsuite/Makefile.in: Rebuild.
3919 2008-07-23 Simon Baldwin <simonb@google.com>
3921 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3922 to zero for undefined symbols from dynamic libraries.
3924 2008-07-23 Ian Lance Taylor <iant@google.com>
3926 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3928 * symtab.h (class Symbol_table): Update declaration.
3929 * testsuite/ver_test_9.cc: New file.
3930 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3931 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3932 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3933 (ver_test_9.so, ver_test_9.o): New targets.
3934 * testsuite/Makefile.in: Rebuild.
3936 2008-07-22 Ian Lance Taylor <iant@google.com>
3938 * options.h (class General_options): Define --check-sections.
3939 * layout.cc (Layout::set_segment_offsets): Handle
3942 * options.h (class General_options): Define -n/--nmagic and
3944 * options.cc (General_options::finalize): For -n/--nmagic or
3945 -N/--omagic, set -static.
3946 * layout.cc (Layout::attach_allocated_section_to_segment): If
3947 -N/--omagic, don't put read-only and read-write sections in
3949 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3950 finding a read-only segment.
3951 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3952 don't set the minimum segment alignment to the common page size,
3953 and don't set the file offset to the address modulo the page size.
3954 * script-sections.cc (Script_sections::create_segments): If
3955 -n/--omagic, don't put read-only and read-write sections in
3958 * cref.cc: New file.
3960 * options.h (class General_options): Add --print-symbol-counts.
3961 * main.cc (main): Issue defined symbol report if requested.
3962 * archive.cc (Archive::interpret_header): Make into a const member
3964 (Archive::add_symbols): Call Input_objects::archive_start and
3966 (Archive::const_iterator): Define new class.
3967 (Archive::begin, Archive::end): New functions.
3968 (Archive::include_all_members): Rewrite to use iterator.
3969 (Archive::count_members): New function.
3970 * archive.h (class Archive): Update declarations.
3971 (Archive::filename): New function.
3972 * object.cc: Include "cref.h".
3973 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3974 (Sized_relobj::do_get_global_symbol_counts): New function.
3975 (Input_objects::add_object): Add object to cross-referencer.
3976 (Input_objects::archive_start): New function.
3977 (Input_objects::archive_stop): New function.
3978 (Input_objects::print_symbol_counts): New function.
3979 * object.h: Declare Cref and Archive.
3980 (Object::get_global_symbol_counts): New function.
3981 (Object::do_get_global_symbol_counts): New pure virtual function.
3982 (class Sized_relobj): Add defined_count_ field. Update
3984 (class Input_objects): Add cref_ field. Update constructor.
3985 Update declarations.
3986 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3988 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3990 (Sized_dynobj::do_get_global_symbol_counts): New function.
3991 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3992 defined_count_. Update declarations. Define Symbols typedef.
3993 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3994 parameter. Change all callers.
3995 (Symbol_table::add_from_dynobj): Add sympointers and defined
3996 parameters. Change all callers.
3997 * symtab.h (class Symbol_table): Update declarations.
3998 * Makefile.am (CCFILES): Add cref.cc.
3999 (HFILES): Add cref.h.
4000 * Makefile.in: Rebuild.
4002 2008-07-22 Simon Baldwin <simonb@google.com>
4004 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4005 to zero when writing undefined symbols.
4007 2008-07-22 Ian Lance Taylor <iant@google.com>
4009 * output.cc (Output_section::add_input_section): Don't try to
4010 merge empty merge sections.
4012 2008-07-21 Craig Silverstein <csilvers@google.com>
4014 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4015 Include symbol version in error message.
4017 2008-07-20 Chris Demetriou <cgd@google.com>
4019 * configure.ac (gold_cv_c_random_seed): New configured variable.
4020 (RANDOM_SEED_CFLAGS): New substituted variable.
4021 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4022 * configure: Rebuild.
4023 * Makefile.in: Likewise.
4024 * testsuite/Makefile.in: Likewise.
4026 2008-07-18 Ian Lance Taylor <iant@google.com>
4028 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4029 where we see NAME/NULL and NAME/VERSION as separate symbols.
4030 * testsuite/ver_test_main.cc (main): Call t4.
4031 (t4, t4_2a): Define.
4032 * testsuite/ver_test_2.cc (t4_2): Define.
4033 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4034 * testsuite/ver_test_4.cc (t4_2a): Define.
4035 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4036 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4038 2008-07-17 Ian Lance Taylor <iant@google.com>
4040 * dynobj.cc (Versions::add_def): If we give an error about a
4041 missing version, go ahead and create the version anyhow.
4043 2008-07-10 Ian Lance Taylor <iant@google.com>
4045 Handle output sections with more than 0x7fffffff bytes.
4046 * object.h (class Relobj): Change map_to_output_ to
4047 output_sections_, and just keep a section pointer. Change all
4048 uses. Move comdat group support to Sized_relobj.
4049 (Relobj::is_section_specially_mapped): Remove.
4050 (Relobj::output_section): Remove poff parameter. Change all
4052 (Relobj::output_section_offset): New function.
4053 (Relobj::set_section_offset): Rewrite.
4054 (Relobj::map_to_output): Remove.
4055 (Relobj::output_sections): New function.
4056 (Relobj::do_output_section_offset): New pure virtual function.
4057 (Relobj::do_set_section_offset): Likewise.
4058 (class Sized_relobj): Add section_offsets_ field. Add comdat
4059 group support from Relobj. Update declarations.
4060 (Sized_relobj::get_output_section_offset): New function.
4061 (Sized_relobj::do_output_section_offset): New function.
4062 (Sized_relobj::do_set_section_offset): New function.
4063 * object.cc (Relobj::output_section_address): Remove.
4064 (Sized_relobj::Sized_relobj): Initialize new fields.
4065 (Sized_relobj::include_section_group): Cast find_kept_object to
4067 (Sized_relobj::include_linkonce_section): Likewise.
4068 (Sized_relobj::do_layout): Use separate arrays for output section
4070 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4072 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4073 output_sections and section_offsets.
4074 (Sized_relobj::write_local_symbols): Likewise.
4075 (map_to_kept_section): Compute output address directly.
4076 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4077 output_sections and section_offsets.
4078 (Sized_relobj::write_sections): Likewise.
4079 (Sized_relobj::relocate_sections): Likewise.
4080 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4081 * output.h (class Output_reloc): Update declarations. Change
4082 u2_.relobj to Sized_relobj*.
4083 (class Output_data_reloc): Change add functions to use
4085 * output.cc (Output_reloc::Output_reloc): Change relobj to
4087 (Output_reloc::local_section_offset): Change return type to
4088 Elf_Addr. Use get_output_section_offset.
4089 (Output_reloc::get_address): Likewise.
4090 (Output_section::is_input_address_mapped): Don't call
4091 is_section_specially_mapped.
4092 (Output_section::output_offset): Likewise.
4093 (Output_section::output_address): Likewise.
4094 (Output_section::starting_output_address): Likewise.
4095 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4096 parameter to Sized_relobj*.
4097 (Copy_relocs::need_copy_reloc): Likewise.
4098 (Copy_relocs::save): Likewise.
4099 * copy-relocs.h (class Copy_relocs): Update declarations.
4100 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4101 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4102 * target-reloc.h (relocate_for_relocatable): Change
4103 offset_in_output_section type to Elf_Addr. Change code that uses
4105 * layout.cc (Layout::layout): Always set *off.
4106 * mapfile.cc (Mapfile::print_input_section): Use
4107 output_section_offset.
4108 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4110 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4111 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4112 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4114 2008-07-03 Ian Lance Taylor <iant@google.com>
4116 * layout.cc (Layout::include_section): Do not discard unrecognized
4117 SHT_STRTAB sections.
4119 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4121 * script.cc (Lex::can_continue_name): Make '?' allowable in
4122 version-script names.
4123 * testsuite/version_script.map: Change glob pattern to use '?'
4125 2008-06-30 Manish Singh <yosh@gimp.org>
4128 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4131 2008-06-30 Ian Lance Taylor <iant@google.com>
4135 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4136 versions]: Don't try to read the value in the contents, since we
4137 don't use it. Use the template endianness when writing.
4139 2008-06-25 Cary Coutant <ccoutant@google.com>
4141 * fileread.cc (File_read::make_view): Assert on zero-length view.
4142 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4143 symbol table when there are no symbols to read.
4145 2008-06-23 Craig Silverstein <csilvers@google.com>
4147 * version.cc (version_string): Bump to 1.7
4149 2008-06-18 Craig Silverstein <csilvers@google.com>
4151 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4152 constant 0xFFFF to type Valtype.
4153 (Powerpc_relocate_functions::rel16_ha): Likewise.
4155 2008-06-17 Ian Lance Taylor <iant@google.com>
4157 * output.h (Output_section::Input_section): Initialize p2align_ to
4158 zero for Output_section_data constructors.
4159 (Output_section::Input_section::addralign): If not an input
4160 section, return the alignment of the Output_section_data.
4161 * testsuite/copy_test.cc: New file.
4162 * testsuite/copy_test_1.cc: New file.
4163 * testsuite/copy_test_2.cc: New file.
4164 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4165 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4166 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4167 (copy_test_1_pic.o, copy_test_1.so): New targets.
4168 (copy_test_2_pic.o, copy_test_2.so): New targets.
4169 * testsuite/Makefile.in: Rebuild.
4171 * script-sections.cc (Script_sections::place_orphan): Initialize
4172 local variable exact.
4174 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4176 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4178 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4179 David S. Miller <davem@davemloft.net>
4181 * powerpc.cc: New file.
4182 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4183 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4184 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4185 * Makefile.in: Rebuild.
4187 2008-06-09 Ian Lance Taylor <iant@google.com>
4189 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4191 (throwing, orig_terminate): New static variables.
4192 (terminate_handler): New static function.
4193 (t2): Set terminate handler.
4195 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4198 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4201 2008-05-30 Cary Coutant <ccoutant@google.com>
4203 * archive.cc (Archive::include_all_members) Correct to step
4204 over symbol table and extended name table in thin archives.
4206 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4209 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4212 2008-05-28 Caleb Howe <cshowe@google.com>
4214 * reduced_debug_output.cc: New file.
4215 * reduced_debug_output.h: New file.
4216 * options.h (class General_options): Add --strip-debug-non-line.
4217 * options.cc (General_options::finalize): Add strip_debug_non_line
4218 to the strip heirarchy.
4219 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4221 * layout.cc: Include "reduced_debug_output.h".
4222 (Layout::Layout): Initialize new fields.
4223 (line_only_debug_sections): New static array.
4224 (is_lines_only_debug_sections): New static inline function.
4225 (Layout::include_section): Handle --strip-debug-non-line.
4226 (Layout::make_output_section): If --strip-debug-non-line, build
4227 new output sections for .debug_abbrev and .debug_info.
4228 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4229 gold. Warn about possible overflow.
4230 (read_signed_LEB_128): Likewise.
4231 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4232 (read_signed_LEB_128): Declare.
4233 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4234 (HFILES): Add reduced_debug_output.h.
4235 * Makefile.in: Rebuild.
4237 2008-05-21 Ian Lance Taylor <iant@google.com>
4239 * mapfile.cc: New file.
4240 * mapfile.h: New file.
4241 * options.h (class General_options): Add -M/--print-map and -Map.
4242 * options.cc (General_options::finalize): Make -M equivalent to
4244 * main.cc: Include <cstdio> and "mapfile.h".
4245 (main): Open mapfile if requested.
4246 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4247 constructor. Change caller.
4248 (queue_initial_tasks): Add mapfile parameter. Change caller.
4249 (queue_middle_tasks): Likewise.
4250 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4252 * archive.cc: Include "mapfile.h".
4253 (Archive::add_symbols): Add mapfile parameter. Change all
4254 callers. Pass mapfile, symbol, and reason to include_member.
4255 (Archive::include_all_members): Add mapfile parameter. Change all
4257 (Archive::include_member): Add mapfile, sym, and why parameters.
4258 Change all callers. Report inclusion to map file.
4259 * archive.h: Include "fileread.h".
4260 (class Archive): Update declarations.
4261 (Archive::file): New const method.
4262 (class Add_archive_symbols): Add mapfile_ field. Update
4263 constructor. Change all callers.
4264 * readsyms.h (class Read_symbols): Likewise.
4265 (class Finish_group): Likewise.
4266 (class Read_script): Likewise.
4267 * common.cc: Include "mapfile.h".
4268 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4270 (Symbol_table::do_allocate_commons): Likewise.
4271 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4272 symbol allocation to mapfile.
4273 * common.h (class Allocate_commons_task): Add mapfile_ field.
4274 Update constructor. Change all callers.
4275 * symtab.h (class Symbol_table): Update declarations.
4276 * layout.cc: Include "mapfile.h".
4277 (Layout_task_runner::run): Print information to mapfile.
4278 (Layout::create_gold_note): Change Output_data_fixed_space to
4279 Output_data_zero_fill.
4280 (Layout::create_build_id): Likewise.
4281 (Layout::print_to_mapfile): New function.
4282 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4283 constructor. Change caller.
4284 (class Layout): Declare print_to_mapfile.
4285 * output.cc (Output_section::Input_section::print_to_mapfile): New
4287 (Output_section::add_input_section): If producing a map, always
4288 add to input_sections_ list.
4289 (Output_section::do_print_to_mapfile): New function.
4290 (Output_segment::print_sections_to_mapfile): New function.
4291 (Output_segment::print_section_list_to_mapfile): New function.
4292 * output.h: Include "mapfile.h".
4293 (Output_data::print_to_mapfile): New function.
4294 (Output_data::do_print_to_mapfile): New virtual function.
4295 (Output_segment_headers::do_print_to_mapfile): New function.
4296 (Output_file_header::do_print_to_mapfile): New function.
4297 (Output_data_const::do_print_to_mapfile): New function.
4298 (class Output_data_const_buffer): Add map_name_ field. Update
4299 constructor. Change all callers. Add do_print_to_mapfile
4301 (class Output_data_fixed_space): Likewise.
4302 (class Output_data_space): Likewise.
4303 (class Output_data_zero_fill): New class.
4304 (Output_data_strtab::do_print_to_mapfile): New function.
4305 (Output_data_reloc_base::do_print_to_mapfile): New function.
4306 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4307 (Output_data_group::do_print_to_mapfile): New function.
4308 (Output_data_got::do_print_to_mapfile): New function.
4309 (Output_data_dynamic::do_print_to_mapfile): New function.
4310 (Output_symtab_xindex::do_print_to_mapfile): New function.
4311 (class Output_section): Declare do_print_to_mapflie. Declare
4312 print_to_mapfile in Input_section.
4313 (class Output_segment): Declare new functions.
4314 * object.h (Sized_relobj::symbol_count): New function.
4315 * script-sections.cc
4316 (Output_section_element_dot_assignment::set_section_addresses):
4317 Change Output_data_fixed_space to Output_data_zero_fill.
4318 (Output_data_expression::do_print_to_mapfile): New function.
4319 * script.cc (read_input_script): Add mapfile parameter. Change
4321 * script.h (read_input_script): Update declaration.
4322 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4323 (Eh_frame::do_print_to_mapfile): New function.
4324 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4325 (Output_merge_string::do_print_to_mapfile): New function.
4326 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4328 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4330 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4332 * Makefile.am (CCFILES): Add mapfile.cc.
4333 (HFILES): Add mapfile.h.
4334 * Makefile.in: Rebuild.
4336 2008-05-19 Ian Lance Taylor <iant@google.com>
4338 * options.h (class General_options): Add -z relro.
4339 * layout.cc (Layout::Layout): Initialize relro_segment_.
4340 (Layout::add_output_section_data): Return the output section.
4341 (Layout::make_output_section): Rcognize relro sections and mark
4343 (Layout::attach_allocated_section_to_segment): Put relro sections
4344 in a PT_GNU_RELRO segment.
4345 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4347 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4349 (Layout::linkonce_mapping): Map d.rel.ro.local to
4351 (Layout::output_section_name): Us .data.rel.ro.local for any
4352 section which begins with that.
4353 * layout.h (class Layout): Update add_output_section_data
4354 declaration. Add relro_segment_ field.
4355 * output.cc (Output_section::Output_section): Initialize is_relro_
4356 and is_relro_local_ fields.
4357 (Output_segment::add_output_section): Group relro sections.
4358 (Output_segment::is_first_section_relro): New function.
4359 (Output_segment::maximum_alignment): If there is a relro section,
4360 align the segment to the common page size.
4361 (Output_segment::set_section_addresses): Track whether we are
4362 looking at relro sections. If the last section is a relro
4363 section, align to the common page size.
4364 (Output_segment::set_section_list_addresses): Add in_relro
4365 parameter. Change all callers. Align to the page size when
4366 moving from relro to non-relro section.
4367 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4369 * output.h (class Output_section): Add is_relro_ and
4370 is_relro_local_ fields.
4371 (Output_section::is_relro): New function.
4372 (Output_section::set_is_relro): New function.
4373 (Output_section::is_relro_local): New function.
4374 (Output_section::set_is_relro_local): New function.
4375 (class Output_segment): Update declarations.
4376 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4377 * sparc.cc (Target_sparc::got_section): Likewise.
4378 * x86_64.cc (Target_x86_64::got_section): Likewise.
4379 * testsuite/relro_test_main.cc: New file.
4380 * testsuite/relro_test.cc: New file.
4381 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4382 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4383 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4384 (relro_test.so, relro_test_pic.o): New targets.
4385 * testsuite/Makefile.in: Rebuild.
4387 2008-05-16 Ian Lance Taylor <iant@google.com>
4389 * output.cc (Output_segment::add_output_section): Remove front
4391 * output.h (class Output_segment): Remove
4392 add_initial_output_section and overloaded add_output_section.
4393 Update declaration of remaining add_output_section.
4394 * layout.cc (Layout::create_interp): Call add_output_section
4395 rather than add_initial_output_section.
4396 (Layout::finish_dynamic_section): Likewise.
4398 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4399 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4400 know the dynamic type.
4401 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4402 field. Initialize it in constructor.
4403 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4404 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4405 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4408 * output.cc (Output_reloc::get_address): Change return type to
4410 * output.h (class Output_reloc): Update get_address declaration.
4411 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4412 for section addresses.
4414 2008-05-09 Ian Lance Taylor <iant@google.com>
4417 * gold.cc (gold_nomem): Use return value of write.
4419 2008-05-08 Ian Lance Taylor <iant@google.com>
4421 * symtab.c (Symbol::init_base_output_data): Add version
4422 parameter. Change all callers.
4423 (Symbol::init_base_output_segment): Likewise.
4424 (Symbol::init_base_constant): Likewise.
4425 (Symbol::init_base_undefined): Likewise.
4426 (Sized_symbol::init_output_data): Likewise.
4427 (Sized_symbol::init_output_segment): Likewise.
4428 (Sized_symbol::init_constant): Likewise.
4429 (Sized_symbol::init_undefined): Likewise.
4430 (Symbol_table::do_define_in_output_data): If the new symbol has a
4431 version, mark it as the default.
4432 (Symbol_table::do_define_in_output_segment): Likewise.
4433 (Symbol_table::do_define_as_constant): Likewise.
4434 * symtab.h (class Symbol): Update declarations.
4435 (class Sized_symbol): Likewise.
4436 * resolve.cc (Symbol::override_version): New function.
4437 (Symbol::override_base): Call override_version.
4438 (Symbol::override_base_with_special): Likewise.
4439 * testsuite/ver_script_8.script: New file.
4440 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4441 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4442 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4443 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4445 2008-05-06 Ian Lance Taylor <iant@google.com>
4448 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4450 (class General_options): Remove existing --undefined, and add
4451 --no-undefined instead. Add new --undefined as synonym for -u.
4452 * archive.cc (Archive::add_symbols): Check whether symbol was
4454 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4455 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4456 all uses. Add IS_UNDEFINED. Update declarations to split
4457 different versions of init_base. Declare init_base_undefined.
4458 (Symbol::is_defined): Handle IS_UNDEFINED.
4459 (Symbol::is_undefined): Likewise.
4460 (Symbol::is_weak_undefined): Call is_undefined.
4461 (Symbol::is_absolute): Handle IS_CONSTANT.
4462 (class Sized_symbol): Update declarations to split different
4463 versions of init. Declare init_undefined.
4464 (class Symbol_table): Declare new functions.
4465 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4467 (Symbol::init_base_output_data): Likewise.
4468 (Symbol::init_base_output_segment): Likewise.
4469 (Symbol::init_base_constant): Likewise.
4470 (Symbol::init_base_undefined): New function.
4471 (Sized_symbol::init_object): Rename from init. Change all
4473 (Sized_symbol::init_output_data): Likewise.
4474 (Sized_symbol::init_output_segment): Likewise.
4475 (Sized_symbol::init_constant): Likewise.
4476 (Sized_symbol::init_undefined): New function.
4477 (Symbol_table::add_undefined_symbols_from_command_line): New
4479 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4481 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4482 (Symbol::output_section): Likewise.
4483 (Symbol::set_output_section): Likewise.
4484 (Symbol_table::sized_finalize_symbol): Likewise.
4485 (Symbol_table::sized_write_globals): Likewise.
4486 * resolve.cc (Symbol_table::should_override): Likewise.
4487 (Symbol::override_base_with_special): Likewise.
4489 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4490 symbol, change it to have default visibility.
4491 * testsuite/protected_1.cc: New file.
4492 * testsuite/protected_2.cc: New file.
4493 * testsuite/protected_3.cc: New file.
4494 * testsuite/protected_main_1.cc: New file.
4495 * testsuite/protected_main_2.cc: New file.
4496 * testsuite/protected_main_3.cc: New file.
4497 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4498 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4499 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4500 (protected_1.so): New target.
4501 (protected_1_pic.o, protected_2_pic.o): New targets.
4502 (protected_3_pic.o): New target.
4503 (check_PROGRAMS): Add protected_2.
4504 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4505 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4506 * testsuite/Makefile.in: Rebuild.
4508 * options.h (DEFINE_var): Add set_user_set_##varname__.
4509 (DEFINE_bool_alias): New macro.
4510 (class General_options): Define -Bstatic using DEFINE_bool_alias
4511 rather than DEFINE_special. Add --undefined as an alias for -z
4513 * options.cc (General_options::parse_Bstatic): Remove.
4515 * options.h (class General_options): Add --fatal-warnings.
4516 * main.cc (main): Implement --fatal-warnings.
4517 * errors.h (Errors::warning_count): New function.
4519 * options.h (class General_options): Add -Bsymbolic-functions.
4520 * symtab.h (Symbol::is_preemptible): Check for
4521 -Bsymbolic-functions.
4523 2008-05-05 Ian Lance Taylor <iant@google.com>
4525 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4526 as noVARNAME rather than no-VARNAME.
4527 (class General_options): Add option -z combreloc.
4528 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4530 (Output_reloc::sort_before) [SHT_REL]: New function.
4531 (Output_reloc::sort_before) [SHT_RELA]: New function.
4532 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4533 Sort_relocs_comparison.
4534 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4535 parameter. Change all callers.
4536 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4537 sort_relocs parameter. Change all callers.
4538 * output.cc (Output_reloc::get_address): New function, broken out
4540 (Output_reloc::write_rel): Call it.
4541 (Output_reloc::compare): New function.
4542 (Output_data_reloc_base::do_write): Optionally sort relocs.
4544 * configure.ac: If targ_extra_obj is set, link it in.
4545 * configure.tgt: Initialize all variables.
4546 (x86_64*): Set targ_extra_obj and targ_extra_size.
4547 * configure: Rebuild.
4549 * object.cc (Sized_relobj::include_section_group): Adjust section
4550 indexes read from group data. Build vector to pass to
4552 * layout.cc (Layout::layout_group): Add flags and shndxes
4553 parameters. Remove contents parameter. Change caller. Update
4554 explicit instantiations.
4555 * layout.h (class Layout): Update layout_group declaration.
4556 * output.cc (Output_data_group::Output_data_group): Add flags and
4557 input_shndxes parameters. Remove contents parameter. Change
4559 (Output_data_group::do_write): Change input_sections_ to
4561 * output.h (class Output_data_group): Update constructor
4562 declaration. Rename input_sections_ to input_shndxes_.
4563 * testsuite/many_sections_test.cc: Add template.
4565 2008-04-30 Cary Coutant <ccoutant@google.com>
4567 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4569 * layout.cc (Layout::include_section): Refactored check for debug
4571 (Layout::add_comdat): Add new parameters. Change type
4572 of signature parameter. Add object and shndx to signatures table.
4573 (Layout::find_kept_object): New function.
4574 * layout.h: Include <cstring>.
4575 (Layout::is_debug_info_section): New function.
4576 (Layout::add_comdat): Add new parameters.
4577 (Layout::find_kept_object): New function.
4578 (Layout::Kept_section): New struct.
4579 (Layout::Signatures): Change type of map range.
4580 * object.cc (Relobj::output_section_address): New function.
4581 (Sized_relobj::include_section_group): Add new parameters. Change
4582 calls to Layout::add_comdat. Change to build table of kept comdat
4583 groups and table mapping discarded sections to kept sections.
4584 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4585 (Sized_relobj::do_layout): Change calls to include_section_group and
4586 include_linkonce_section.
4587 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4588 value to zero when section is discarded.
4589 (Sized_relobj::map_to_kept_section): New function.
4590 * object.h (Relobj::output_section_address): New function.
4591 (Relobj::Comdat_group): New type.
4592 (Relobj::find_comdat_group): New function.
4593 (Relobj::Comdat_group_table): New type.
4594 (Relobj::Kept_comdat_section): New type.
4595 (Relobj::Kept_comdat_section_table): New type.
4596 (Relobj::add_comdat_group): New function.
4597 (Relobj::set_kept_comdat_section): New function.
4598 (Relobj::get_kept_comdat_section): New function.
4599 (Relobj::comdat_groups_): New field.
4600 (Relobj::kept_comdat_sections_): New field.
4601 (Symbol_value::input_value): Update comment.
4602 (Sized_relobj::map_to_kept_section) New function.
4603 (Sized_relobj::include_linkonce_section): Add new parameter.
4604 * target-reloc.h (Comdat_behavior): New type.
4605 (get_comdat_behavior): New function.
4606 (relocate_section): Add code to map a discarded section to the
4607 corresponding kept section when applying a relocation.
4609 2008-04-30 Craig Silverstein <csilvers@google.com>
4611 * dwarf_reader.cc (next_generation_count): New static var.
4612 (Addr2line_cache_entry): New struct.
4613 (addr2line_cache): New static var.
4614 (Dwarf_line_info::one_addr2line): Added caching.
4615 (Dwarf_line_info::clear_addr2line_cache): New function.
4616 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4617 cache-size parameter.
4618 (Dwarf_line_info::one_addr2line_cache): New function.
4619 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4620 new cache-size argument to one_addr2line(), and clear cache.
4622 2008-04-28 Cary Coutant <ccoutant@google.com>
4624 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4625 R_386_PC8 relocations.
4627 2008-04-23 Ian Lance Taylor <iant@google.com>
4629 * object.cc (Sized_relobj::include_section_group): Check for
4630 invalid section group.
4632 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4635 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4636 than read for file header.
4637 * archive.cc (Archive::include_member): Likewise.
4639 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4641 * aclocal.m4: Regenerate.
4642 * configure: Regenerate.
4644 2008-04-19 Ian Lance Taylor <iant@google.com>
4646 * version.cc (version_string): Bump to 1.6.
4648 * testsuite/Makefile.am (many_sections_r_test): New target.
4649 (many_sections_r_test_SOURCES): Remove.
4650 (many_sections_r_test_DEPENDENCIES): Remove.
4651 (many_sections_r_test_LDFLAGS): Remove.
4652 (many_sections_r_test_LDADD): Remove.
4654 * object.cc (Sized_relobj::do_add_symbols): Always pass
4655 local_symbol_count_ to add_from_relobj.
4657 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4658 every thousand variables.
4659 * testsuite/Makefile.in: Rebuild.
4661 * object.cc (Xindex::initialize_symtab_xindex): New function.
4662 (Xindex::read_symtab_xindex): New function.
4663 (Xindex::sym_xindex_to_shndx): New function.
4664 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4666 (Sized_relobj::do_initialize_xindex): New function.
4667 (Sized_relobj::do_read_symbols): Adjust section links.
4668 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4669 parameter. Change all callers.
4670 (Sized_relobj::include_section_group): Adjust section links and
4671 symbol section indexes.
4672 (Sized_relobj::do_layout): Adjust section links.
4673 (Sized_relobj::do_count_local_symbols): Adjust section links and
4674 symbol section indexes.
4675 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4676 ordinary and special symbols.
4677 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4678 dynsym_xindex parameters. Change all callers. Adjust section
4679 links. Use SHN_XINDEX when needed.
4680 (Sized_relobj::get_symbol_location_info): Adjust section links.
4681 Don't get fooled by special symbols.
4682 * object.h (class Xindex): Define.
4683 (class Object): Add xindex_ parameter. Declare virtual functoin
4684 do_initialize_xindex.
4685 (Object::adjust_sym_shndx): New function.
4686 (Object::set_xindex): New protected function.
4687 (class Symbol_value): Add is_ordinary_shndx_ field.
4688 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4689 (Symbol_value::value): Assert ordinary section.
4690 (Symbol_value::initialize_input_to_output_map): Likewise.
4691 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4693 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4695 (class Sized_relobj): Update declarations.
4696 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4697 parameter. Change all callers.
4698 (Sized_relobj::adjust_shndx): New function.
4699 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4701 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4702 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4703 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4704 (Sized_dynobj::read_dynsym_section): Adjust section links.
4705 (Sized_dynobj::read_dynamic): Likewise.
4706 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4708 (Sized_dynobj::do_initialize_xindex): New function.
4709 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4710 do_initialize_xindex.
4711 (Sized_dynobj::adjust_shndx): New function.
4712 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4713 dynsym_xindex_ fields.
4714 (Layout::finalize): Add a call to set_section_indexes before
4715 creating the symtab sections.
4716 (Layout::set_section_indexes): Don't do anything if the section
4717 already has a section index.
4718 (Layout::create_symtab_sections): Add shnum parameter. Change
4719 caller. Create .symtab_shndx section if needed.
4720 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4722 (Layout::allocated_output_section_count): New function.
4723 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4725 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4726 fields. Update declarations.
4727 (Layout::symtab_xindex): New function.
4728 (Layout::dynsym_xindex): New function.
4729 (class Write_symbols_task): Add layout_ field.
4730 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4732 * output.cc (Output_section_headers::Output_section_headers): Add
4733 shstrtab_section parameter. Change all callers.
4734 (Output_section_headers::do_sized_write): Store overflow values
4735 for section count and section string table section index in
4736 section header zero.
4737 (Output_file_header::do_sized_write): Check for overflow of
4738 section count and section string table section index.
4739 (Output_symtab_xindex::do_write): New function.
4740 (Output_symtab_xindex::endian_do_write): New function.
4741 * output.h (class Output_section_headers): Add shstrtab_section_.
4742 Update declarations.
4743 (class Output_symtab_xindex): Define.
4744 (Output_section::has_out_shndx): New function.
4745 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4747 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4749 (Sized_symbol::init): Likewise.
4750 (Symbol::output_section): Check for ordinary symbol.
4751 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4752 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4754 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4755 Change all callers. Simplify handling of symbols from sections
4756 not included in the link.
4757 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4759 (Weak_alias_sorter::operator()): Assert that symbols are
4761 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4763 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4764 parameters. Change all callers.
4765 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4766 symbol distinction. Use SHN_XINDEX when needed.
4767 (Symbol_table::write_section_symbol): Add symtab_xindex
4768 parameter. Change all callers.
4769 (Symbol_table::sized_write_section_symbol): Likewise. Use
4770 SHN_XINDEX when needed.
4771 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4773 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4774 (Symbol::is_defined): Check is_ordinary.
4775 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4776 (Symbol::is_absolute, Symbol::is_common): Likewise.
4777 (class Sized_symbol): Update declarations.
4778 (class Symbol_table): Update declarations.
4779 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4780 parameters. Change all callers.
4781 (Sized_symbol::override): Likewise.
4782 (Symbol_table::override): Likewise.
4783 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4784 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4785 is_ordinary, and orig_st_shndx parameters. Change all callers.
4786 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4787 to be in an ordinary section.
4788 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4789 object and is_ordinary parameters. Change all callers.
4790 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4791 Change all callers. Don't add undefined or non-ordinary symbols
4793 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4795 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4797 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4798 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4799 (Sized_relobj::relocate_sections): Likewise.
4800 * target-reloc.h (scan_relocs): Adjust section symbol index.
4801 (scan_relocatable_relocs): Likewise.
4802 * i386.cc (Scan::local): Check for ordinary symbols.
4803 * sparc.cc (Scan::local): Likewise.
4804 * x86_64.cc (Scan::local): Likewise.
4805 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4806 to symbol_section_and_value.
4807 * testsuite/many_sections_test.cc: New file.
4808 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4809 (check_PROGRAMS): Add many_sections_test.
4810 (many_sections_test_SOURCES): Define.
4811 (many_sections_test_DEPENDENCIES): Define.
4812 (many_sections_test_LDFLAGS): Define.
4813 (BUILT_SOURCES): Add many_sections_define.h.
4814 (many_sections_define.h): New target.
4815 (BUILT_SOURCES): Add many_sections_check.h.
4816 (many_sections_check.h): New target.
4817 (check_PROGRAMS): Add many_sections_r_test.
4818 (many_sections_r_test_SOURCES): Define.
4819 (many_sections_r_test_DEPENDENCIES): Define.
4820 (many_sections_r_test_LDFLAGS): Define.
4821 (many_sections_r_test_LDADD): Define.
4822 (many_sections_r_test.o): New target.
4823 * testsuite/Makefile.in: Rebuild.
4825 2008-04-17 Cary Coutant <ccoutant@google.com>
4827 * errors.cc (Errors::info): New function.
4828 (gold_info): New function.
4829 * errors.h (Errors::info): New function.
4830 * gold.h (gold_info): New function.
4831 * object.cc (Input_objects::add_object): Print trace output.
4832 * options.cc (options::parse_set): New function.
4833 (General_options::parse_wrap): Deleted.
4834 (General_options::General_options): Deleted initializer.
4835 * options.h (options::String_set): New typedef.
4836 (options::parse_set): New function.
4837 (DEFINE_set): New macro.
4838 (General_options::wrap): Changed to use DEFINE_set. Changed
4839 callers of any_wrap_symbols and is_wrap_symbol.
4840 (General_options::trace, General_options::trace_symbol):
4842 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4843 (General_options::wrap_symbols_): Deleted.
4844 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4846 2008-04-17 David S. Miller <davem@davemloft.net>
4848 * options.cc (General_options::parse_V): New function.
4849 * options.h: Add entries for -V and -Qy.
4851 2008-04-17 Ian Lance Taylor <iant@google.com>
4853 * common.cc (Symbol_table::allocate_commons): Remove options
4854 parameter. Change caller.
4855 (Symbol_table::do_allocate_commons): Remove options parameter.
4856 Change caller. Just call do_allocate_commons_list twice.
4857 (Symbol_table::do_allocate_commons_list): New function, broken out
4858 of do_allocate_commons.
4859 * common.h (class Allocate_commons_task): Remove options_ field.
4861 * symtab.cc (Symbol_table::Symbol_table): Initialize
4863 (Symbol_table::add_from_object): Put TLS common symbols on
4865 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4866 which are IN_OUTPUT_DATA.
4867 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4868 allocate_commons and do_allocate_commons declarations. Declare
4869 do_allocate_commons_list.
4870 * gold.cc (queue_middle_tasks): Update creation of
4871 Allocate_commons_task to not pass options.
4872 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4873 (TLS_TEST_C_FLAGS): New variable.
4874 (tls_test_c_pic.o): New target.
4875 (tls_test_shared.so): Link in tls_test_c_pic.o.
4876 (tls_test_c_pic_ie.o): New target.
4877 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4878 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4879 (tls_test_c.o): New target.
4880 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4881 (tls_pic_test_LDADD): Likewise.
4882 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4883 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4884 (tls_test_c_gnu2.o): New target.
4885 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4887 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4888 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4889 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4890 * testsuite/tls_test.cc: Include "config.h".
4891 (t_last): Call t11_last.
4892 * testsuite/tls_test.h (t11, t11_last): Declare.
4893 * testsuite/tls_test_c.c: New file.
4894 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4895 * configure.ac: Check for OpenMP support.
4896 * configure, config.in, Makefile.in: Rebuild.
4897 * testsuite/Makefile.in: Rebuild.
4899 2008-04-16 Cary Coutant <ccoutant@google.com>
4901 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4902 (Target_i386::tls_base_symbol_defined_): New field.
4903 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4904 (Target_i386::Scan::global): Likewise.
4905 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4906 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4907 (Target_x86_64::tls_base_symbol_defined_): New field.
4908 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4909 (Target_x86_64::Scan::global): Likewise.
4911 2008-04-16 Cary Coutant <ccoutant@google.com>
4913 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4914 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4915 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4916 building shared libraries.
4917 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4918 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4919 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4920 * testsuite/Makefile.in: Rebuild.
4921 * testsuite/weak_undef.h: New file.
4922 * testsuite/weak_undef_file1.cc: Add extra test cases.
4923 * testsuite/weak_undef_file2.cc: Likewise.
4924 * testsuite/weak_undef_test.cc: Likewise.
4926 2008-04-16 David S. Miller <davem@davemloft.net>
4928 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4929 Add issued_non_pic_error_ field. Declare check_non_pic.
4930 (Target_sparc::Scan::check_non_pic): New function.
4931 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4932 (Target_sparc::Scan::global): Likewise.
4934 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4935 * configure: Rebuild.
4937 * options.h (DEFINE_enable): New macro.
4938 (new_dtags): New enable option.
4939 (initfirst, interpose, loadfltr, nodefaultlib,
4940 nodelete, nodlopen, nodump): New -z options.
4941 * layout.cc (Layout:finish_dynamic_section): If new
4942 dtags enabled, emit DT_RUNPATH. Also, emit a
4943 DT_FLAGS_1 containing any specified -z flags.
4945 2008-04-16 Ian Lance Taylor <iant@google.com>
4947 * copy-relocs.cc: New file.
4948 * copy-relocs.h: New file.
4949 * reloc.cc: Remove Copy_relocs code.
4950 * reloc.h: Likewise.
4951 * reloc-types.h (struct Reloc_types) [both versions]: Add
4952 get_reloc_addend_noerror.
4953 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4954 variants of add_global which take an addend which must be zero.
4955 * i386.cc: Include "copy-relocs.h".
4956 (class Target_i386): Change type of copy_relocs_ to variable,
4958 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4960 (Target_i386::do_finalize_sections): Change handling of
4962 * sparc.cc: Include "copy-relocs.h".
4963 (class Target_sparc): Change type of copy_relocs_ to variable,
4965 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4967 (Target_sparc::do_finalize_sections): Change handling of
4969 * x86_64.cc: Include "copy-relocs.h".
4970 (class Target_x86_64): Change type of copy_relocs_ to variable,
4972 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4973 class. Change all callers.
4974 (Target_x86_64::do_finalize_sections): Change handling of
4976 * Makefile.am (CCFILES): Add copy-relocs.cc.
4977 (HFILES): Add copy-relocs.h.
4979 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4981 * testsuite/script_test_4.sh: Permit leading zeroes.
4983 2008-04-15 Ian Lance Taylor <iant@google.com>
4985 * script-sections.cc (Script_sections::create_segments): Use
4986 header_size_adjustment even when there is enough room for the
4988 * testsuite/script_test_4.sh: New file.
4989 * testsuite/script_test_4.t: New file.
4990 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4991 (check_DATA): Add script_test_4.stdout.
4992 (MOSTLYCLEANFILES): Likewise.
4993 (script_test_4): New target.
4994 (script_test_4.stdout): New target.
4995 * testsuite/Makefile.in: Rebuild.
4997 * sparc.cc: Add definitions for Output_data_plt_sparc class
5000 2008-04-14 David S. Miller <davem@davemloft.net>
5002 * sparc.cc: New file.
5003 * Makefile.am (TARGETSOURCES): Add sparc.cc
5004 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5005 * configure.tgt: Document targ_extra_size and
5006 targ_extra_big_endian. Add entries for sparc-* and
5008 * configure.ac: Handle targ_extra_size and
5009 targ_extra_big_endian.
5010 * Makefile.in: Rebuild.
5011 * configure: Likewise.
5012 * po/POTFILES.in: Likewise.
5013 * po/gold.pot: Likewise.
5015 2008-04-14 Ian Lance Taylor <iant@google.com>
5017 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5018 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5019 in the name/type/flags to section mapping. Don't call
5020 allocate_output_section.
5021 (Layout::choose_output_section): Change parameter from adjust_name
5022 to is_input_section. Don't permit input sections after sections
5023 are attached to segments. Don't call allocate_output_section.
5024 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5025 not write_enable_output_section.
5026 (Layout::make_output_section): Don't push to
5027 unattached_section_list_ nor call attach_to_segment. Call
5028 attach_section_to_segment if sections are attached.
5029 (Layout::attach_sections_to_segments): New function.
5030 (Layout::attach_section_to_segment): New function.
5031 (Layout::attach_allocated_section_to_segment): Rename from
5032 attach_to_segment. Remove flags parameter.
5033 (Layout::allocate_output_section): Remove function.
5034 (Layout::write_enable_output_section): Remove function.
5035 * layout.h (class Layout): Update for above changes. Add new
5036 field sections_are_attached_.
5037 * output.h (Output_section::update_flags_for_input_section): New
5039 * output.cc (Output_section::add_input_section): Call
5040 update_flags_for_input_section.
5041 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5043 2008-04-11 Cary Coutant <ccoutant@google.com>
5045 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5046 thought unnecessary.
5047 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5049 2008-04-11 Ian Lance Taylor <iant@google.com>
5051 * output.h (class Output_section_data): Remove inline definition
5053 * output.cc (Output_section_data::set_addralign): New function.
5055 2008-04-11 Cary Coutant <ccoutant@google.com>
5057 Add support for TLS descriptors for i386 and x86_64.
5058 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5059 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5060 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5062 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5063 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5064 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5066 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5067 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5068 Fix problem with initial-exec relocations.
5069 (Target_i386::Relocate::relocate_tls): Likewise.
5070 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5072 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5073 support for section-plus-offset dynamic table entries.
5074 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5075 (Output_data_dynamic::Dynamic_entry): Add support for
5076 section-plus-offset dynamic table entries.
5077 (Output_data_dynamic::Classification): Likewise.
5078 (Output_data_dynamic::classification_): Renamed offset_.
5079 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5080 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5081 (Target_x86_64::make_plt_section): New function.
5082 (Target_x86_64::reserve_tlsdesc_entries): New function.
5083 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5084 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5085 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5086 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5087 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5088 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5089 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5090 add extra PLT entry for TLS descriptors.
5091 (Output_data_plt_x86_64::got_): New field.
5092 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5093 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5095 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5097 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5098 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5099 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5100 R_386_TLS_DESC_CALL relocations.
5101 (Target_x86_64::Scan::global): Likewise.
5102 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5103 for TLS descriptors.
5104 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5105 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5106 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5107 GD-to-IE relaxation.
5108 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5109 and TLS_DESCRIPTORS.
5110 * Makefile.in: Rebuild.
5111 * configure: Rebuild.
5112 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5113 (tls_test_shared2.so): New target.
5114 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5115 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5116 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5117 (tls_shared_gd_to_ie_test_LDADD): New variable.
5118 (tls_shared_gnu2_gd_to_ie_test): New target.
5119 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5121 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5122 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5123 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5124 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5125 (tls_shared_gnu2_test): New target.
5126 (tls_test_gnu2_shared.so): New target.
5127 (tls_shared_gnu2_test_SOURCES): New variable.
5128 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5129 (tls_shared_gnu2_test_LDFLAGS): New variable.
5130 (tls_shared_gnu2_test_LDADD): New variable.
5131 * testsuite/Makefile.in: Rebuild.
5132 * testsuite/Makefile.
5134 2008-04-11 Ian Lance Taylor <iant@google.com>
5136 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5138 * testsuite/Makefile.in: Rebuild.
5140 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5142 * testsuite/script_test_2.cc (main): Adjust test.
5144 2008-04-11 David S. Miller <davem@davemloft.net>
5145 Ian Lance Taylor <iant@google.com>
5147 * options.h (General_options): Add entries for '-Y' and
5149 * options.cc (General_options:finalize): If -Y was used, add those
5150 entries to the library path instead of the default "/lib" and
5153 2008-04-11 David S. Miller <davem@davemloft.net>
5155 * testsuite/justsyms.t: Start at 0x100.
5156 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5157 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5159 * testsuite/script_test_2.cc: Adjust string and section length
5162 2008-04-09 Ian Lance Taylor <iant@google.com>
5165 * script-sections.cc (Sections_element::allocate_to_segment): Add
5167 (Output_section_definition::allocate_to_segment): Likewise.
5168 (Orphan_output_section::allocate_to_segment): Likewise.
5169 (Script_sections::attach_sections_using_phdrs_clause): Don't
5170 propagate non-PT_LOAD segments to orphan sections.
5171 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5172 readelf rather than objdump.
5173 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5174 .interp section and PT_INTERP segment are the same size.
5175 * testsuite/Makefile.in: Rebuild.
5177 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5178 aliases for symbols defined in the same object.
5179 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5180 (weak_alias_test_SOURCES): New variable.
5181 (weak_alias_test_DEPENDENCIES): New variable.
5182 (weak_alias_test_LDFLAGS): New variable.
5183 (weak_alias_test_LDADD): New variable.
5184 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5185 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5186 (weak_alias_test_3.o): New target.
5187 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5188 * testsuite/weak_alias_test_main.cc: New file.
5189 * testsuite/weak_alias_test_1.cc: New file.
5190 * testsuite/weak_alias_test_2.cc: New file.
5191 * testsuite/weak_alias_test_3.cc: New file.
5193 2008-04-08 Ian Lance Taylor <iant@google.com>
5195 * options.h (class General_options): Add --noinhibit-exec option.
5196 * main.cc (main): Check --noinhibit-exec.
5198 * options.h (class General_options): Define --wrap as a special
5199 option. Add wrap_symbols_ field.
5200 (General_options::any_wrap_symbols): New function.
5201 (General_options::is_wrap_symbol): New function.
5202 * options.cc (General_options::parse_wrap): New function.
5203 (General_options::General_options): Initialize wrap_symbols_.
5204 * symtab.cc (Symbol_table::wrap_symbol): New function.
5205 (Symbol_table::add_from_object): Handle --wrap.
5206 * symtab.h (class Symbol_table): Declare wrap_symbol.
5207 * target.h (Target::wrap_char): New function.
5208 (Target::Target_info): Add wrap_char field.
5209 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5210 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5211 * testsuite/testfile.cc (Target_test::test_target_info):
5214 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5217 * layout.h (class Layout): Add added_eh_frame_data_ field.
5218 * layout.cc (Layout::Layout): Initialize new field.
5219 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5220 output section until we find a section we merged successfully.
5221 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5222 that the size be non-zero.
5224 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5227 2008-04-08 Craig Silverstein <csilvers@google.com>
5229 * configure.ac: Export new conditional variable HAVE_ZLIB.
5230 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5232 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5233 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5235 2008-04-07 Ian Lance Taylor <iant@google.com>
5237 * version.cc (version_string): Set to "1.5".
5239 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5240 Add issued_non_pic_error_ field. Declare check_non_pic.
5241 (Target_x86_64::Scan::check_non_pic): New function.
5242 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5243 (Target_x86_64::Scan::global): Likewise.
5245 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5246 addend parameter. Change caller. Handle merge sections.
5247 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5248 Address to Addend. Don't add in the result of
5249 local_section_offset, pass down the addend and use the returned
5251 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5252 Update declarations of local_section_offset and symbol_value.
5253 * testsuite/two_file_test_1.cc (t18): New function.
5254 * testsuite/two_file_test_2.cc (f18): New function.
5255 * testsuite/two_file_test_main.cc (main): Call t18.
5256 * testsuite/two_file_test.h (t18, f18): Declare.
5258 * configure.ac: Don't test for objdump, c++filt, or readelf.
5259 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5261 (TEST_READELF): New variable.
5262 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5263 (check_PROGRAMS): Add two_file_strip_test.
5264 (two_file_strip_test): New target.
5265 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5266 (two_file_same_shared_strip_test_SOURCES): New variable.
5267 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5268 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5269 (two_file_same_shared_strip_test_LDADD): New variable.
5270 (two_file_shared_strip.so): New target.
5271 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5272 (ver_test_5.syms, ver_test_7.syms): Likewise.
5273 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5274 (strip_test_3.stdout): Use TEST_OBJDUMP.
5275 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5277 2008-04-04 Cary Coutant <ccoutant@google.com>
5279 * symtab.h (Symbol::is_weak_undefined): New function.
5280 (Symbol::is_strong_undefined): New function.
5281 (Symbol::is_absolute): New function.
5282 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5283 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5285 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5286 (weak_undef_test): New target.
5287 * testsuite/Makefile.in: Rebuild.
5288 * testsuite/weak_undef_file1.cc: New file.
5289 * testsuite/weak_undef_file2.cc: New file.
5290 * testsuite/weak_undef_test.cc: New file.
5292 2008-04-03 Craig Silverstein <csilvers@google.com>
5294 * compressed_output.h (class Output_compressed_section): Use
5296 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5298 (zlib_compressed_suffix): Removed.
5299 (Output_compressed_section::set_final_data_size): Use unsigned
5301 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5302 Fix linker invocation.
5303 (flagstest_o_specialfile_and_compress_debug_sections):
5305 * testsuite/Makefile.in: Regenerated.
5307 2008-04-02 David S. Miller <davem@davemloft.net>
5309 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5310 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5312 2008-04-02 Craig Silverstein <csilvers@google.com>
5316 2008-04-02 Ian Lance Taylor <iant@google.com>
5318 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5319 parameters. Update for new key type to views_. Change all
5321 (File_read::read): Adjust for byteshift in returned view.
5322 (File_read::add_view): New function, broken out of
5324 (File_read::make_view): New function, broken out of
5326 (File_read::find_or_make_view): Add offset and aligned
5327 parameters. Rewrite accordingly. Change all callers.
5328 (File_read::get_view): Add offset and aligned parameters. Adjust
5329 for byteshift in return value.
5330 (File_read::get_lasting_view): Likewise.
5331 * fileread.h (class File_read): Update declarations.
5332 (class File_read::View): Add byteshift_ field. Add byteshift to
5333 constructor. Add byteshift method.
5334 * archive.h (Archive::clear_uncached_views): New function.
5335 (Archive::get_view): Add aligned parameter. Change all callers.
5336 * object.h (Object::get_view): Add aligned parameter. Change all
5338 (Object::get_lasting_view): Likewise.
5340 * fileread.cc (File_read::release): Don't call clear_views if
5341 there are multiple objects.
5342 * fileread.h (File_read::clear_uncached_views): New function.
5343 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5346 2008-03-31 Cary Coutant <ccoutant@google.com>
5348 Add thin archive support.
5349 * archive.cc (Archive::armagt): New const.
5350 (Archive::setup): Remove task parameter and calls to unlock.
5351 (Archive::unlock_nested_archives): New function.
5352 (Archive::read_header): Add nested_off parameter. Change
5354 (Archive::interpret_header): Likewise.
5355 (Archive::include_all_members): Change to handle thin
5357 (Archive::include_member): Likewise.
5358 * archive.h (Archive::Archive): Add new parameters and
5360 (Archive::armagt): New const.
5361 (Archive::setup): Remove task parameter.
5362 (Archive::unlock_nested_archives): New function.
5363 (Archive::read_header): Add nested_off parameter.
5364 (Archive::interpret_header): Likewise.
5365 (Archive::Nested_archive_table): New typedef.
5366 (Archive::is_thin_archive_): New field.
5367 (Archive::nested_archives_): New field.
5368 (Archive::options_): New field.
5369 (Archive::dirpath_): New field.
5370 (Archive::task_): New field.
5371 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5372 for thin archives. Pass additional parameters to
5373 Archive::Archive. Unlock the archive file after calling
5376 2008-03-29 Ian Lance Taylor <iant@google.com>
5378 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5379 version symbol to be local.
5380 * testsuite/ver_test_4.sh: New file.
5381 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5382 (check_DATA): Add ver_test_4.syms.
5383 (ver_test_4.syms): New target.
5384 * testsuite/Makefile.in: Rebuild.
5387 (Output_section::Input_section_sort_entry::has_priority): New
5389 (Output_section::Input_section_sort_entry::match_file_name): New
5391 (Output_section::Input_section_sort_entry::match_section_name):
5393 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5395 (Output_section::Input_section_sort_entry::match_section_file):
5397 (Output_section::Input_section_sort_compare::operator()): Rewrite
5398 using new Input_section_sort_entry functions. Sort crtbegin and
5399 crtend first. Sort sections with no priority before sections with
5401 * testsuite/initpri1.c (d3): Check j != 4.
5402 (cd5): New constructor/destructor function.
5403 (main): Check j != 2.
5405 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5406 new symbol when resolving, don't call set_is_default.
5407 * testsuite/ver_test_7.cc: New file.
5408 * testsuite/ver_test_7.sh: New file.
5409 * testsuite/Makefile.am (ver_test_7.so): New target.
5410 (ver_test_7.o): New target.
5411 (check_SCRIPTS): Add ver_test_7.sh.
5412 (check_DATA): Add ver_test_7.syms.
5413 (ver_test_7.syms): New target.
5415 2008-03-28 Ian Lance Taylor <iant@google.com>
5417 * layout.cc (Layout::layout): If we see an input section with a
5418 name that needs sorting, set the must_sort flag for the output
5420 (Layout::make_output_section): If the name of the output section
5421 indicates that it might require sorting, set the may_sort flag.
5422 * output.h (Output_section::may_sort_attached_input_sections): New
5424 (Output_section::set_may_sort_attached_input_sections): New
5426 (Output_section::must_sort_attached_input_sections): New
5428 (Output_section::set_must_sort_attached_input_sections): New
5430 (class Output_section): Declare Input_section_sort_entry. Define
5431 Input_section_sort_compare. Declare
5432 sort_attached_input_sections. Add new fields:
5433 may_sort_attached_input_sections_,
5434 must_sort_attached_input_sections_,
5435 attached_input_sections_are_sorted_.
5436 * output.cc (Output_section::Output_section): Initialize new
5438 (Output_section::add_input_section): Add an entry to
5439 input_sections_ if may_sort or must_sort are true.
5440 (Output_section::set_final_data_size): Call
5441 sort_attached_input_sections if necessary.
5442 (Output_section::Input_section_sort_entry): Define new class.
5443 (Output_section::Input_section_sort_compare::operator()): New
5445 (Output_section::sort_attached_input_sections): New function.
5446 * configure.ac: Check whether the compiler supports constructor
5447 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5448 * testsuite/initpri1.c: New file.
5449 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5450 CONSTRUCTOR_PRIORITY.
5451 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5452 (initpri1_LDFLAGS): New variable.
5453 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5455 2008-03-27 Ian Lance Taylor <iant@google.com>
5457 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5458 * testsuite/common_test_1.c: New file.
5459 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5460 (common_test_1_SOURCES): New variable.
5461 (common_test_1_DEPENDENCIES): New variable.
5462 (common_test_1_LDFLAGS): New variable.
5464 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5465 and commons_ correctly when NAME/VERSION does not override
5467 * testsuite/ver_test_6.c: New file.
5468 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5469 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5470 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5472 2008-03-26 Ian Lance Taylor <iant@google.com>
5474 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5475 of an undefined symbol from a version script.
5476 * testsuite/Makefile.am (ver_test_5.so): New target.
5477 (ver_test_5.o): New target.
5478 (check_SCRIPTS): Add ver_test_5.sh.
5479 (check_DATA): Add ver_test_5.syms.
5480 (ver_test_5.syms): New target.
5481 * testsuite/ver_test_5.cc: New file.
5482 * testsuite/ver_test_5.script: New file.
5483 * testsuite/ver_test_5.sh: New file.
5484 * Makefile.in, testsuite/Makefile.in: Rebuild.
5487 Fix problems building gold with gcc 4.3.0.
5488 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5489 (gold_error_at_location, gold_warning_at_location): Use it.
5490 * configure.ac: Check whether we can compile and use a template
5491 function with a printf attribute.
5492 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5493 when jumping over bytes.
5494 * object.cc: Instantiate Object::read_section_data.
5495 * debug.h: Include <cstring>
5496 * dwarf_reader.cc: Include <algorithm>
5497 * main.cc: Include <cstring>.
5498 * options.cc: Include <cstring>.
5499 * output.cc: Include <cstring>.
5500 * script.cc: Include <cstring>.
5501 * script.h: Include <string>.
5502 * symtab.cc: Include <cstring> and <algorithm>.
5503 * target-select.cc: Include <cstring>.
5504 * version.cc: Include <string>.
5505 * testsuite/testmain.cc: Include <cstdlib>.
5506 * configure, config.in: Rebuild.
5508 2008-03-25 Ian Lance Taylor <iant@google.com>
5510 * options.cc: Include "../bfd/bfdver.h".
5511 (options::help): Print bug reporting address.
5513 * version.cc (print_version): Adjust output for current value of
5518 * options.cc (options::help): Print list of supported targets.
5519 * target-select.h: Include <vector>.
5520 (class Target_selector): Make machine_, size_, and is_big_endian_
5521 fields const. Add bfd_name_ and instantiated_target_ fields.
5522 (Target_selector::Target_selector): Add bfd_name parameter.
5523 (Target_selector::recognize): Make non-virtual, call
5525 (Target_selector::recognize_by_name): Make non-virtual, call
5526 do_recognize_by_name.
5527 (Target_selector::supported_names): New function.
5528 (Target_selector::bfd_name): New function.
5529 (Target_selector::do_instantiate_target): New pure virtual
5531 (Target_selector::do_recognize): New virtual function.
5532 (Target_selector::do_recognize_by_name): New virtual function.
5533 (Target_selector::instantiate_target): New private function.
5534 (supported_target_names): Declare.
5535 * target-select.cc (Target_selector::Target_selector): Update for
5536 new parameter and fields.
5537 (select_target_by_name): Check that the name matches before
5538 calling recognize_by_name.
5539 (supported_target_names): New function.
5540 * i386.cc (class Target_selector_i386): Update Target_selector
5541 constructor call. Remove recognize and recognize_by_name. Add
5542 do_instantiate_target.
5543 * x86_64.cc (class Target_selector_x86_64): Likewise.
5544 * testsuite/testfile.cc (class Target_selector_test): Update for
5545 changes to Target_selector.
5547 * README: Rewrite, with some notes on unsupported features.
5549 2008-03-24 Cary Coutant <ccoutant@google.com>
5551 * i386.cc (Target_i386::Got_type): New enum declaration.
5552 (Target_i386::Scan::local): Updated callers of Output_data_got
5554 (Target_i386::Scan::global): Likewise.
5555 (Target_i386::Relocate::relocate): Likewise.
5556 (Target_i386::Relocate::relocate_tls): Likewise.
5557 * object.h (Got_offset_list): New class.
5558 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5559 (Sized_relobj::local_got_offset): Likewise.
5560 (Sized_relobj::set_local_got_offset): Likewise.
5561 (Sized_relobj::local_has_tls_got_offset): Removed.
5562 (Sized_relobj::local_tls_got_offset): Removed.
5563 (Sized_relobj::set_local_tls_got_offset): Removed.
5564 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5565 * output.cc (Output_data_got::add_global): Added got_type parameter.
5566 (Output_data_got::add_global_with_rel): Likewise.
5567 (Output_data_got::add_global_with_rela): Likewise.
5568 (Output_data_got::add_global_pair_with_rel): New function.
5569 (Output_data_got::add_global_pair_with_rela): New function.
5570 (Output_data_got::add_local): Added got_type parameter.
5571 (Output_data_got::add_local_with_rel): Likewise.
5572 (Output_data_got::add_local_with_rela): Likewise.
5573 (Output_data_got::add_local_pair_with_rel): New function.
5574 (Output_data_got::add_local_pair_with_rela): New function.
5575 (Output_data_got::add_global_tls): Removed.
5576 (Output_data_got::add_global_tls_with_rel): Removed.
5577 (Output_data_got::add_global_tls_with_rela): Removed.
5578 (Output_data_got::add_local_tls): Removed.
5579 (Output_data_got::add_local_tls_with_rel): Removed.
5580 (Output_data_got::add_local_tls_with_rela): Removed.
5581 * output.h (Output_data_got::add_global): Added got_type parameter.
5582 (Output_data_got::add_global_with_rel): Likewise.
5583 (Output_data_got::add_global_with_rela): Likewise.
5584 (Output_data_got::add_global_pair_with_rel): New function.
5585 (Output_data_got::add_global_pair_with_rela): New function.
5586 (Output_data_got::add_local): Added got_type parameter.
5587 (Output_data_got::add_local_with_rel): Likewise.
5588 (Output_data_got::add_local_with_rela): Likewise.
5589 (Output_data_got::add_local_pair_with_rel): New function.
5590 (Output_data_got::add_local_pair_with_rela): New function.
5591 (Output_data_got::add_global_tls): Removed.
5592 (Output_data_got::add_global_tls_with_rel): Removed.
5593 (Output_data_got::add_global_tls_with_rela): Removed.
5594 (Output_data_got::add_local_tls): Removed.
5595 (Output_data_got::add_local_tls_with_rel): Removed.
5596 (Output_data_got::add_local_tls_with_rela): Removed.
5597 * resolve.cc (Symbol::override_base_with_special): Removed
5598 reference to has_got_offset_ field.
5599 * symtab.cc (Symbol::init_fields): Replaced initialization
5600 of got_offset_ with got_offsets_. Removed initialization
5602 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5603 (Symbol::got_offset): Likewise.
5604 (Symbol::set_got_offset): Likewise.
5605 (Symbol::has_tls_got_offset): Removed.
5606 (Symbol::tls_got_offset): Removed.
5607 (Symbol::set_tls_got_offset): Removed.
5608 (Symbol::got_offset_): Removed.
5609 (Symbol::tls_mod_got_offset_): Removed.
5610 (Symbol::tls_pair_got_offset_): Removed.
5611 (Symbol::got_offsets_): New field.
5612 (Symbol::has_got_offset): Removed.
5613 (Symbol::has_tls_mod_got_offset): Removed.
5614 (Symbol::has_tls_pair_got_offset): Removed.
5615 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5616 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5618 (Target_x86_64::Scan::global): Likewise.
5619 (Target_x86_64::Relocate::relocate): Likewise.
5620 (Target_x86_64::Relocate::relocate_tls): Likewise.
5622 2008-03-25 Ben Elliston <bje@au.ibm.com>
5624 * yyscript.y: Fix spelling error in comment.
5626 2008-03-24 Ian Lance Taylor <iant@google.com>
5628 * options.h (class General_options): Define build_id option.
5629 * layout.h (class Layout): Declare write_build_id, create_note,
5630 create_build_id. Add build_id_note_ member.
5631 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5632 "libiberty.h", "md5.h", "sha1.h".
5633 (Layout::Layout): Initialize eh_frame_data_,
5634 eh_frame_hdr_section_, and build_id_note_.
5635 (Layout::finalize): Call create_build_id.
5636 (Layout::create_note): New function, broken out of
5637 Layout::create_gold_note.
5638 (Layout::create_gold_note): Call create_note.
5639 (Layout::create_build_id): New function.
5640 (Layout::write_build_id): New function.
5641 (Close_task_runner::run): Call write_build_id.
5643 * x86_64.cc: Correct license to GPLv3.
5645 2008-03-23 Ian Lance Taylor <iant@google.com>
5647 * options.cc: Include "demangle.h".
5648 (parse_optional_string): New function.
5649 (parse_long_option): Handle takes_optional_argument.
5650 (parse_short_option): Update dash_z initializer. Handle
5651 takes_optional_argument.
5652 (General_options::General_options): Initialize do_demangle_.
5653 (General_options::finalize): Set do_demangle_. Handle demangling
5655 * options.h (parse_optional_string): Declare.
5656 (struct One_option): Add optional_arg field. Update constructor.
5657 Update call constructor calls. Add takes_optional_argument
5659 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5660 (DEFINE_optional_string): Define.
5661 (General_options::demangle): Change from DEFINE_bool to
5662 DEFINE_optional_string.
5663 (General_options::no_demangle): New function.
5664 (General_options::do_demangle): New function.
5665 (General_options::set_do_demangle): New function.
5666 (General_options::execstack_status_): Move definition to end of
5668 (General_options::static_): Likewise.
5669 (General_options::do_demangle_): New field.
5670 * object.cc (big_endian>::get_symbol_location_info): Call
5671 Options::do_demangle, not Options::demangle.
5672 * symtab.cc (demangle): Likewise.
5674 2008-03-22 Ian Lance Taylor <iant@google.com>
5676 * gold.h: Include <cstddef> and <sys/types.h>
5677 * options.h: Include <cstring>.
5679 2008-03-21 Ian Lance Taylor <iant@google.com>
5681 * Added source code to GNU binutils.