1 2009-12-29 Ian Lance Taylor <iant@google.com>
4 * output.h (class Output_section): Add is_entsize_zero_ field.
5 * output.cc (Output_section::Output_section): Initialize
7 (Output_section::set_entsize): If two different entsizes are
8 requested, force it to zero.
9 (Output_section::add_input_section): Set flags for .debug_str
10 before updating section flags. Set entsize.
11 (Output_section::update_flags_for_input_section): Set SHF_MERGE
12 and SHF_STRING if all input sections have those flags.
14 2009-12-29 Rafael Espindola <espindola@google.com>
16 * main.cc (main): Fix the sys time reporting.
17 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
20 2009-12-29 Sriraman Tallam <tmsriram@google.com>
22 * options.cc (General_options::parse_version): Allow -v to exit
23 without an error if there is nothing to link.
25 2009-12-29 Ian Lance Taylor <iant@google.com>
27 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
28 using a version of gcc before 4.1.
31 2009-12-28 Chris Demetriou <cgd@google.com>
33 * attributes.cc (Output_attributes_section_data::do_write): Use
34 std::vector::front rather than std::vector::data.
36 2009-12-28 Ian Lance Taylor <iant@google.com>
38 * symtab.h (class Symbol_table): Add enum Defined.
39 * resolve.cc (Symbol_table::should_override): Add defined
40 parameter. Change all callers. Test whether object is NULL
41 before calling a method on it.
42 (Symbol_table::report_resolve_problem): Add defined parameter.
44 (Symbol_table::should_override_with_special): Likewise.
45 * symtab.cc (Symbol_table::define_in_output_data): Add defined
46 parameter. Change all callers.
47 (Symbol_table::do_define_in_output_data): Likewise.
48 (Symbol_table::define_in_output_segment): Likewise.
49 (Symbol_table::do_define_in_output_segment): Likewise.
50 (Symbol_table::define_as_constant): Likewise.
51 (Symbol_table::do_define_as_constant): Likewise.
52 * script.h (class Symbol_assignment): Add is_defsym parameter to
53 constructor; change all callers.
54 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
55 parameter. Change all callers. Add is_defsym_ field.
56 (class Parser_closure): Add parsing_defsym parameter to
57 constructor; change all callers. Add parsing_defsym accessor
58 function. Add parsing_defsym_ field.
60 2009-12-28 Ian Lance Taylor <iant@google.com>
62 * gold.cc (queue_middle_tasks): Fix formatting.
63 * object.cc (Relobj::is_section_name_included): Likewise.
65 2009-12-23 Ian Lance Taylor <iant@google.com>
67 * i386.cc (Target_i386::do_calls_non_split): Recognize
68 -fsplit-stack prologue for a function with a static chain.
69 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
70 -fsplit-stack prologue when using %r11.
72 2009-12-21 Sriraman Tallam <tmsriram@google.com>
74 * options.cc (General_options::parse_version): Make -v continue and do
75 the link like GNU ld does.
77 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
79 * Makefile.am (CCFILES): Add timer.cc.
80 (HFILES): Add timer.h.
81 * configure.ac: Check for sysconf and times.
82 * main.cc: include timer.h.
83 (main): Use Timer instead of get_run_time.
86 * workqueue.cc: include timer.h.
87 (Workqueue::find_and_run_task):
88 Report user, sys and wall time.
89 * Makefile.in: Regenerate.
90 * config.in: Regenerate.
91 * configure: Regenerate.
93 2009-12-16 Doug Kwan <dougkwan@google.com>
95 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
97 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
98 relaxed input sections.
99 * output.cc (Output_section::find_relaxed_input_section): Change
100 return type to Output_relaxed_input_section pointer. Adjust code
101 for new type of relaxed_input_section_map_.
102 * output.h (Output_section::find_relaxed_input_section): Change
103 return type to Output_relaxed_input_section pointer.
104 (Output_section::Output_relaxed_input_section_by_input_section_map):
106 (Output_section::relaxed_input_section_map_): Change type to
107 Output_section::Output_relaxed_input_section_by_input_section_map.
108 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
111 2009-12-15 Ian Lance Taylor <iant@google.com>
113 * layout.cc (Layout::create_shstrtab): Only write out after input
114 sections if we are compressing debug sections.
116 2009-12-15 Ian Lance Taylor <iant@google.com>
118 * archive.cc (Archive::add_symbols): Only look up a symbol without
119 a version if there is, in fact, a version.
121 2009-12-14 Ian Lance Taylor <iant@google.com>
123 Revert -Wshadow changes, all changes from:
124 2009-12-11 Doug Kwan <dougkwan@google.com>
125 2009-12-11 Nick Clifton <nickc@redhat.com>
126 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
128 2009-12-11 Doug Kwan <dougkwan@google.com>
130 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
132 * attributes.cc (Object_attribute::size): Ditto.
133 (Attributes_section_data::size): Ditto.
134 (Attributes_section_data::Attributes_section_data): Ditto.
135 (Output_attributes_section_data::do_write): Ditto.
136 * attributes.h (Object_attribute::set_type): Ditto.
137 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
139 2009-12-11 Nick Clifton <nickc@redhat.com>
141 * archive.cc: Fix shadowed variable warnings.
143 * compressed_output.cc: Likewise.
144 * compressed_output.h: Likewise.
145 * configure: Likewise.
146 * dwarf_reader.cc: Likewise.
147 * dynobj.cc: Likewise.
148 * dynobj.h: Likewise.
149 * ehframe.cc: Likewise.
150 * ehframe.h: Likewise.
151 * errors.cc: Likewise.
152 * expression.cc: Likewise.
153 * fileread.cc: Likewise.
154 * fileread.h: Likewise.
155 * freebsd.h: Likewise.
158 * incremental.h: Likewise.
159 * layout.cc: Likewise.
160 * layout.h: Likewise.
161 * mapfile.cc: Likewise.
162 * merge.cc: Likewise.
164 * object.cc: Likewise.
165 * object.h: Likewise.
166 * options.h: Likewise.
167 * output.cc: Likewise.
168 * output.h: Likewise.
169 * parameters.cc: Likewise.
170 * plugin.cc: Likewise.
171 * powerpc.cc: Likewise.
172 * reduced_debug_output.cc: Likewise.
173 * reduced_debug_output.h: Likewise.
174 * reloc.cc: Likewise.
176 * resolve.cc: Likewise.
177 * script-sections.cc: Likewise.
178 * script.cc: Likewise.
179 * script.h: Likewise.
180 * sparc.cc: Likewise.
181 * symtab.cc: Likewise.
182 * symtab.h: Likewise.
183 * target-select.cc: Likewise.
184 * target-select.h: Likewise.
186 * workqueue.cc: Likewise.
187 * workqueue.h: Likewise.
188 * x86_64.cc: Likewise.
190 2009-12-10 Doug Kwan <dougkwan@google.com>
192 * arm.cc (attributes.h): New include.
193 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
194 (Arm_relobj::~Arm_relobj): Delete object pointed by
195 attributes_section_data_.
196 (Arm_relobj::attributes_section_data): New method definition.
197 (Arm_relobj::attributes_section_data_): New data member declaration.
198 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
199 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
200 attributes_section_data_.
201 (Arm_dynobj::attributes_section_data): New method definition.
202 (Arm_dynobj::attributes_section_data_): New data member declaration.
203 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
204 initialization value of may_use_blx_ to false.
205 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
206 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
207 object attributes to compute results instead of hard-coding.
208 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
209 Target_arm::get_secondary_compatible_arch,
210 Target_arm::set_secondary_compatible_arch
211 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
212 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
213 New method declarations.
214 (Target_arm::get_aeabi_object_attribute): New method definition.
215 (Target_arm::attributes_section_data_): New data member declaration.
216 (read_arm_attributes_section): New template definition.
217 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
218 (Arm_dynobj::do_read_symbols): Ditto.
219 (Target_arm::do_finalize_sections): Merge attributes sections from
220 input. Check for BLX use after attributes section merging.
221 Fix __exidx_start and __exidx_end visibility. Create an
222 .ARM.attributes section if necessary.
223 (Target_arm::get_secondary_compatible_arch,
224 Target_arm::set_secondary_compatible_arch,
225 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
226 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
227 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
228 New method definitions.
230 2009-12-09 Ian Lance Taylor <iant@google.com>
232 * plugin.cc (Plugin::load): Don't cast from void* to a function
235 2009-12-09 Ian Lance Taylor <iant@google.com>
237 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
240 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
242 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
243 Replace two_file_shared_1.so with two_file_shared_2.so.
244 * testsuite/Makefile.in: Regenerated.
246 2009-12-08 Doug Kwan <dougkwan@google.com>
248 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
249 (HFILES): Add attributes.h and int_encoding.h.
250 * Makefile.in: Regenerate.
251 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
252 function definitions to int_encoding.cc
253 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
254 prototypes to int_encoding.h
255 * reduced_debug_output.cc (int_encoding.h): New include.
256 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
257 function definitions to int_encoding.cc
258 (insert_into_vector, read_from_pointer): Move template definitions to
260 * attributes.cc: New file.
261 * attributes.h: New file.
262 * int_encoding.cc: New file.
263 * int_encoding.h: New file.
265 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
268 * incremental-dump.cc (dump_incremental_inputs): New.
269 (main): Use dump_incremental_inputs.
271 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
274 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
275 checking elfcpp::STT_FUNC.
276 (Target_i386::Relocate::relocate): Likewise.
277 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
279 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
280 symbols from shared libraries into normal FUNC symbols.
282 * symtab.h (Symbol): Add is_func and use it.
284 2009-12-05 Doug Kwan <dougkwan@google.com>
286 * arm.cc (Target_arm::arm_info): Initialize new fields
287 attributes_section and attributes_vendor.
288 * i386.cc (Target_i386::i386_info): Same.
289 * object.cc (Sized_relobj::do_layout): Skip attribute section.
290 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
291 fields attributes_section and attributes_vendor.
292 * sparc.cc (Target_sparc::sparc_info): Same.
293 * target.h (Target::attributes_section, Target::attributes_vendor,
294 Target::is_attributes_section, Target::attribute_arg_type,
295 Target::attributes_order): New method definitions.
296 (Target::Target_info::attributes_section,
297 Target::Target_info::attributes_vendor): New fields.
298 (Target::do_attribute_arg_type, Target::do_attributes_order): New
299 virtual method definitions.
300 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
301 attributes_section and attributes_vendor.
302 * testsuite/testfile.cc (Target_test::test_target_info): Same.
304 2009-12-05 Doug Kwan <dougkwan@google.com>
306 * arm.cc: Update comments about interworking and stub generation.
307 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
308 considered as non-PIC.
309 (Arm_relocate_functions::base_abs): Fix formatting.
310 (Arm_relocate_functions::got_prel): Fix comment. Change interface
311 of function to use GOT entry address instead of offset.
312 (Target_arm::Scan::global): Issue an error if a symbol would need a
313 PLT does not get one because it is untyped. Remove code to create
314 dynamic symbols for relative branches.
315 (Target_arm::Relocate::relocate: Use 0 instead of false since function
316 takes unsigned integer instead of boolean.
318 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
320 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
321 (two_file_test_LDADD): Likewise.
322 (common_test_1_LDADD): Likewise.
323 (exception_test_LDADD) Likewise.
324 (weak_test_LDADD): Likewise.
325 (many_sections_test_LDADD): Likewise.
326 (initpri1_LDADD): Likewise.
327 (script_test_1_LDADD): Likewise.
328 (script_test_2_LDADD): Likewise.
329 (justsyms_LDADD): Likewise.
330 (binary_test_LDADD): Likewise.
331 (large_LDADD): Likewise.
332 * testsuite/Makefile.in: Regenerated.
334 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
336 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
337 (Symbol_table::override_with_special): Likewise.
338 (Symbol_table::add_from_object): Likewise.
340 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
342 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
343 Don't set the data_offset twice.
345 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
347 * testsuite/Makefile.in: Regenerate.
349 2009-12-03 Doug Kwan <dougkwan@google.com>
351 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
352 (Target_arm::do_finalize_sections): Add parameter for symbol table
353 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
354 * i386.cc (Target_i386::do_finalize_sections): Add an additional
355 parameter for symbol table pointer.
356 * layout.cc (Layout::finalize): Call Target::finalize_sections with
357 an additional parameter for a pointer to symbol table.
358 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
359 parameter for a symbol table pointer.
360 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
361 * target.h (Target::finalize_sections, Target::do_finalize_sections):
363 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
364 parameter for a symbol table pointer.
366 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
368 * incremental.cc (Incremental_inputs_header)
369 (Incremental_inputs_header_write, Incremental_inputs_entry)
370 (Incremental_inputs_entry_write): Move ...
371 * incremental.h (Incremental_inputs_header)
372 (Incremental_inputs_header_write, Incremental_inputs_entry)
373 (Incremental_inputs_entry_write): here.
375 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
377 * incremental.cc (make_sized_incremental_binary): Set the target.
378 Error if it is incompatible.
379 * output.h (Output_file): Add filename method.
381 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
383 * incremental.cc (Incremental_inputs_entry): Remove unused argument
384 from the get_* methods.
386 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
388 * incremental-dump.cc (main): Check that the offeset of a script is 0.
389 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
390 Write 0 for the data_offset of scripts.
392 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
394 * testsuite/Makefile.am: Add the incremental_test.sh test.
395 * testsuite/incremental_test.sh: New.
396 * testsuite/incremental_test_1.c: New.
397 * testsuite/incremental_test_2.c: New.
399 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
401 * incremental-dump.cc (main): Fix typos.
403 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
406 * incremental-dump.cc (main): Use llu to print 64 bit values.
408 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
409 H.J. Lu <hongjiu.lu@intel.com>
411 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
413 (incremental_dump_LDADD): Likewise.
414 * Makefile.in: Regenerated.
416 2009-11-25 Doug Kwan <dougkwan@google.com>
420 2009-11-25 Doug Kwan <dougkwan@google.com>
422 * arm.cc (Target_arm::Target_arm): Move method definition
423 outside of class definition. Add code to handle
424 --target1-rel, --target1-abs and --target2= options.
425 (Target_arm::get_reloc_reloc_type): Change method to be
426 non-static and const.
427 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
428 New data member declaration.
429 (Target_arm::Scan::local, Target_arm::Scan::global,
430 Target_arm::Relocate::relocate,
431 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
432 Adjust call to Target_arm::get_real_reloc_type.
433 (Target_arm::get_real_reloc_type): Use command line options
434 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
435 * options.h (--target1-rel, --target1-abs, --target2): New
438 2009-11-25 Doug Kwan <dougkwan@google.com>
440 * arm.cc (Target_arm::Target_arm): Move method definition outside of
441 class definition. Add code to handle --target1-rel, --target1-abs
442 and --target2= options.
443 (Target_arm::get_reloc_reloc_type): Change method to be non-static
445 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
447 (Target_arm::Scan::local, Target_arm::Scan::global,
448 Target_arm::Relocate::relocate,
449 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
450 call to Target_arm::get_real_reloc_type.
451 (Target_arm::get_real_reloc_type): Use command line options to
452 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
453 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
456 2009-11-25 Doug Kwan <dougkwan@google.com>
458 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
459 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
460 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
462 (Arm_relocate_functions::thm_call): Replace body with a call to
463 Arm_relocate_functions::thumb_branch_common.
464 (Arm_relocate_functions::thm_jump24,
465 Arm_relocate_functions::thm_xpc22): New method definitions.
466 (Arm_relocate_functions::thumb_branch_common): New method definition.
467 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
469 (Target_arm::Relocate::relocate): Adjust call to thm_call.
470 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
472 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
474 * Makefile.am: Build incremental-dump
475 * Makefile.in: Regenerate.
476 * incremental-dump.cc: New.
477 * incremental.cc (Incremental_inputs_header_data,
478 Incremental_inputs_entry_data): Move to incremental.h
479 * incremental.h: (Incremental_inputs_header_data,
480 Incremental_inputs_entry_data): Move from incremental.cc
482 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
484 * incremental.cc (Incremental_inputs_header,
485 Incremental_inputs_header_write, Incremental_inputs_entry,
486 Incremental_inputs_entry_write): Add a typedef with the data type.
488 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
490 * incremental.cc (Incremental_inputs_header,
491 Incremental_inputs_header_write, Incremental_inputs_entry,
492 Incremental_inputs_entry_write): Update comment about which
493 type has the filed descriptions.
495 2009-11-15 Doug Kwan <dougkwan@google.com>
497 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
498 (Arm_relocate_functions::arm_branch_common): Change method defintion
499 in class definition to a method declaration and update list of formal
501 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
502 Arm_relocation_functions::jump24): Adjust call to
503 Arm_relocate_functions::arm_branch_common. Update list of formal
505 (Arm_relocate_functions::xpc25): New method definition.
506 (Arm_relocate_functions::arm_branch_common): Move method defintion
507 out from class definition. Use stubs for mode-switching and extending
509 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
510 specially. Change code to enable use of stubs in ARM branches.
512 2009-11-10 Doug Kwan <dougkwan@google.com>
514 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
515 in method declaration.
516 (Target_arm::relocate_stub): New method declaration.
517 (Target_arm::default_target): Change to return a pointer instead of
519 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
520 Target_arm::default_target.
521 (Arm_Relobj::do_relocate_sections): Remove options paramater in
523 (Target_arm::relocate_section): Adjust view.
524 (Target_arm::relocate_stub): New method definition.
526 2009-11-10 Doug Kwan <dougkwan@google.com>
528 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
530 * incremental.cc (open_incremental_binary): Initialized local
531 variables to avoid warnings.
532 * object.cc (make_elf_object): Ditto.
533 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
536 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
539 * testsuite/plugin_test.c: Include "config.h".
541 2009-11-09 Doug Kwan <dougkwan@google.com>
543 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
544 (arm_symbol_value): Remove.
545 (Arm_relocate_functions::arm_branch_common,
546 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
547 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
548 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
549 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
550 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
551 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
552 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
553 Arm_relocate_functions::thm_mobw_abs_nc,
554 Arm_relocate_functions::thm_mov_abs,
555 Arm_relocate_functions::movw_prel_nc,
556 Arm_relocate_functions::thm_movt_abs,
557 Arm_relocate_functions::movt_prel,
558 Arm_relocate_functions::thm_movw_prel_nc,
559 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
560 (Target_arm::Relocate::relocate): Only decompose address into two
561 parts if relocation type uses the thumb-bit and pass the actual
562 bit instead of a flag indicating that the thumb-bit is used. Adjust
563 calls to methods in Arm_relocate_functions for this change.
565 2009-11-08 Ian Lance Taylor <iant@google.com>
568 * reloc.cc: Instantiate
569 Sized_relobj::initialize_input_to_output_maps and
570 Sized_relobj:free_input_to_output_maps.
572 2009-11-06 Ian Lance Taylor <iant@google.com>
575 * defstd.cc (in_segment): Set only_if_ref true for "end".
577 2009-11-06 Doug Kwan <dougkwan@google.com>
579 * arm.cc (class Reloc_stub): Correct a comment.
580 (Target_arm::Target_arm): Initialize arm_input_section_map_.
581 (Target_arm::scan_section_for_stubs): New method declaration.
582 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
583 Change methods from private to protected.
584 (Target_arm::do_may_relax): New method definition.
585 (Target_arm::do_relax, Target_arm::group_sections,
586 Target_arm::scan_reloc_for_stub,
587 Target_arm::scan_reloc_section_for_stubs): New method declarations.
588 (Target_arm::arm_input_section_map_): New data member declaration.
589 (Target_arm::scan_reloc_for_stub,
590 Target_arm::scan_reloc_section_for_stubs,
591 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
592 Target_arm::do_relax): New method definitions.
594 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
596 * configure.ac: Check for (struct stat)::st_mtim
597 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
598 * config.in: Regenerate.
599 * configure: Regenerate.
601 2009-11-05 Ian Lance Taylor <iant@google.com>
604 * output.cc (Output_segment::add_output_section): Add missing
607 2009-11-04 Ian Lance Taylor <iant@google.com>
610 * object.h (class Object): Add is_needed and set_is_needed
611 methods. Add is_needed_ field. Make bool fields into bitfields.
612 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
613 defined in a dynamic object and referenced by a regular object,
614 set is_needed for the dynamic object.
615 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
616 if the file is marked with as_needed and it is not needed.
618 2009-11-04 Ian Lance Taylor <iant@google.com>
621 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
622 tags if data is discarded by linker script.
623 * i386.cc (Target_i386::do_finalize_sections): Likewise.
624 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
625 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
626 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
628 2009-11-04 Ian Lance Taylor <iant@google.com>
630 * layout.cc (Layout::get_output_section): Add is_interp and
631 is_dynamic_linker_section parameters. Change all callers.
632 (Layout::choose_output_section): Likewise.
633 (Layout::make_output_section): Likewise.
634 (Layout::add_output_section_data): Add is_dynamic_linker_section
635 parameter. Change all callers.
636 * layout.h (class Layout): Update declarations.
637 * output.h (class Output_section): Add is_interp, set_is_interp,
638 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
639 Add is_interp_, is_dynamic_linker_section_ fields. Change
640 generate_code_fills_at_write_ to a bitfield.
641 * output.cc (Output_section::Output_sections): Initialize new
643 (Output_segment::add_output_section): Add do_sort parameter.
646 2009-11-03 Ian Lance Taylor <iant@google.com>
649 * options.h (class General_options): Add --warn-common.
650 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
651 merging two common symbols.
652 (Symbol_table::should_override): Handle --warn-common when merging
653 a common symbol with a defined symbol. Use report_resolve_problem
654 for multiple definitions.
655 (Symbol_table::report_resolve_problem): New function.
656 * symtab.h (class Symbol_table): Declare report_resolve_problem.
658 2009-11-03 Doug Kwan <dougkwan@google.com>
660 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
662 (Target_arm::stub_factory): New method definition.
663 (Target_arm::new_arm_input_section,
664 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
665 Target_arm::reloc_uses_thumb_bit): New method declarations.
666 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
667 New type definitions.
668 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
670 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
671 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
672 New method definitions.
674 2009-11-03 Ian Lance Taylor <iant@google.com>
676 * options.h (class General_options): Add --warn_constructors.
678 2009-11-03 Ian Lance Taylor <iant@google.com>
681 * defstd.cc (in_section): Add entries for __rel_iplt_start,
682 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
684 2009-11-03 Ian Lance Taylor <iant@google.com>
687 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
688 --msgid-bugs-address.
689 (install-pdf): New target.
690 (install-data_yes): Look up one directory to find mkinstalldirs.
692 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
694 * po/Make-in (.po.gmo): Don't generate .gmo files in source
697 2009-10-30 Doug Kwan <dougkwan@google.com>
699 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
701 2009-10-30 Doug Kwan <dougkwan@google.com>
703 * arm.cc (Stub_addend_reader): New struct template definition
704 and partial specializations.
705 (Stub_addend_reader::operator()): New method definition for a
706 partially specialized template.
708 2009-10-30 Doug Kwan <dougkwan@google.com>
710 * arm.cc (Arm_relobj::processor_specific_flags): New method
712 (Arm_relobj::do_read_symbols): New method declaration.
713 (Arm_relobj::processor_specific_flags_): New data member declaration.
714 (Arm_dynobj): New class definition.
715 (Target_arm::do_finalize_sections): Add input_objects parameter.
716 (Target_arm::do_adjust_elf_header): New method declaration.
717 (Target_arm::are_eabi_versions_compatible,
718 (Target_arm::merge_processor_specific_flags): New method declaration.
719 (Target_arm::do_make_elf_object): New overloaded method definitions
721 (Arm_relobj::do_read_symbols): New method definition.
722 (Arm_dynobj::do_read_symbols): Ditto.
723 (Target_arm::do_finalize_sections): Add input_objects parameters.
724 Merge processor-specific flags from all input objects.
725 (Target_arm::are_eabi_versions_compatible,
726 Target_arm::merge_processor_specific_flags,
727 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
728 New method definitions.
729 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
730 Input_objects pointer type parameter.
731 * layout.cc (Layout::finalize): Pass input objects to target's.
732 finalize_sections function.
733 * output.cc (Output_file_header::do_sized_write): Set ELF file
734 header's processor-specific flags.
735 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
736 Input_objects pointer type parameter.
737 * sparc.cc (Target_sparc::do_finalize_sections): Same.
738 * target.h (Input_objects): New forward class declaration.
739 (Target::processor_specific_flags,
740 Target::are_processor_specific_flags_sect): New method definitions.
741 (Target::finalize_sections): Add input_objects parameter.
742 (Target::Target): Initialize processor_specific_flags_ and
743 are_processor_specific_flags_set_.
744 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
746 (Target::set_processor_specific_flags): New method definition.
747 (Target::processor_specific_flags_,
748 Target::are_processor_specific_flags_set_): New data member
750 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
751 Input_objects pointer type parameter.
753 2009-10-30 Doug Kwan <dougkwan@google.com>
755 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
757 2009-10-28 Ian Lance Taylor <iant@google.com>
759 * object.h (class Relobj): Drop options parameter from
760 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
761 do_scan_relocs, do_relocate. Change all callers.
762 (class Sized_relobj): Drop options parameters from
763 do_gc_process_relocs, do_scan_relocs, do_relocate,
764 do_relocate_sections, relocate_sections, emit_relocs_scan,
765 emit_relocs_scan_reltype. Change all callers.
766 (struct Relocate_info): Remove options field and all references to
768 * reloc.h (class Read_relocs): Remove options constructor
769 parameter and options_ field. Change all callers.
770 (class Gc_process_relocs, class Scan_relocs): Likewise.
771 (class Relocate_task): Likewise.
772 * target-reloc.h (scan_relocs): Remove options parameter. Change
774 (scan_relocatable_relocs): Likewise.
775 * target.h (class Sized_target): Remove options parameter from
776 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
778 * gc.h (gc_process_relocs): Remove options parameter. Change all
780 * arm.cc: Update functions to remove options parameters.
782 * powerpc.cc: Likewise.
783 * sparc.cc: Likewise.
784 * x86_64.cc: Likewise.
785 * testsuite/testfile.cc: Likewise.
787 2009-10-28 Doug Kwan <dougkwan@google.com>
789 * arm.cc (Arm_relobj): New class definition.
790 (Arm_relobj::scan_sections_for_stubs,
791 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
792 New method definitions.
794 2009-10-28 Cary Coutant <ccoutant@google.com>
796 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
797 (Plugin::cleanup_done_): New member.
798 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
799 (Plugin_manager::cleanup_done_): Remove.
800 (Plugin_manager::add_input_file): Edit error message.
801 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
802 (Plugin_manager::cleanup): Remove use of cleanup_done_.
804 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
806 * fileread.cc: (File_read::View::~View): Use the new
807 data_ownership_ filed.
808 (File_read::~File_read): Dispose the new whole_file_view_.
809 (File_read::open): Mmap the whole file if needed.
810 (File_read::open): Use whole_file_view_ instead of contents_.
811 (File_read::find_view): Use whole_file_view_ if applicable.
812 (File_read::do_read): Use whole_file_view_ instead of contents_.
813 (File_read::make_view): Use whole_file_view_ instead of contents_,
814 update File_read::View::View call.
815 (File_read::find_or_make_view): Update File_read::View::View
817 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
819 (File_read::View::Data_ownership): New enum.
820 (File_read::View::View): Replace bool mapped_ with Data_ownership
822 (File_read::View::mapped_): Remove (replaced by data_ownership_).
823 (File_read::View::data_ownership_): New field.
824 (File_read::contents_): Remove (replaced by whole_file_view_).
825 (File_read::whole_file_view_): New field.
826 * options.h (class General_options): Add --keep-files-mapped.
828 2009-10-27 Cary Coutant <ccoutant@google.com>
830 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
831 * testsuite/Makefile.am (plugin_test_5): New test case.
832 * testsuite/Makefile.in: Regenerate.
834 2009-10-25 Doug Kwan <dougkwan@google.com>
836 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
837 from private to protected to allow access by child class.
838 (Sized_relobj::do_relocate_sections): New method declaration.
839 (Sized_relobj::relocate_sections): Virtualize.
840 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
841 Sized_relobj::relocate_sections. Instantiate template explicitly
842 for different target sizes and endianity.
844 2009-10-24 Doug Kwan <dougkwan@google.com>
846 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
847 (Arm_input_section::as_arm_input_section): New method.
848 (Arm_output_section): New class definition.
849 (Arm_output_section::create_stub_group,
850 Arm_output_section::group_sections): New method definitions.
852 2009-10-22 Doug Kwan <dougkwan@google.com>
854 * arm.cc (Arm_input_section): New class definition.
855 (Arm_input_section::init, Arm_input_section:do_write,
856 Arm_input_section::set_final_data_size,
857 Arm_input_section::do_reset_address_and_file_offset): New method
860 2009-10-21 Doug Kwan <dougkwan@google.com>
862 * arm.cc (Stub_table, Arm_input_section): New forward class
864 (Stub_table): New class defintion.
865 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
866 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
867 New method definition.
869 2009-10-21 Doug Kwan <dougkwan@google.com>
871 * arm.cc: Update copyright comments.
872 (Target_arm): New forward class template declaration.
873 (Arm_address): New type.
874 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
875 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
876 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
878 (Insn_template): Same.
879 (DEF_STUBS): New macro.
880 (Stub_type): New enum type.
881 (Stub_template): New class definition.
884 (Stub_factory): Same.
885 (Target_arm::Target_arm): Initialize may_use_blx_ and
886 should_force_pic_veneer_.
887 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
888 Target_arm::should_force_pic_veneer,
889 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
890 Target_arm::using_thumb_only, Target_arm:;default_target): New
892 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
893 New data member declarations.
894 (Insn_template::size, Insn_template::alignment): New method defintions.
895 (Stub_template::Stub_template): New method definition.
896 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
897 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
898 (Stub_factory::Stub_factory): New method definition.
899 * gold.h (string_hash): New template.
900 * output.h (Input_section_specifier::hash_value): Use
902 (Input_section_specifier::string_hash): Remove.
903 * stringpool.cc (Stringpool_template::string_hash): Use
906 2009-10-20 Doug Kwan <dougkwan@google.com>
908 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
909 symbols of relaxed input sections.
910 * output.h (Output_section::find_relaxed_input_section): Make
913 2009-10-16 Doug Kwan <dougkwan@google.com>
915 * dynobj.cc (Versions::Versions): Initialize version_script_.
916 Only insert base version symbol definition for a shared object
917 if version script defines any version versions.
918 (Versions::define_base_version): New method definition.
919 (Versions::add_def): Check that base version is not needed.
920 (Versions::add_need): Define base version lazily.
921 * dynobj.h (Versions::define_base_version): New method declaration.
922 (Versions::needs_base_version_): New data member declaration.
923 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
924 (check_DATA): Add no_version_test.stdout.
925 (libno_version_test.so, no_version_test.o no_version_test.stdout):
927 * testsuite/Makefile.in: Regenerate.
928 * testsuite/no_version_test.c: New file.
929 * testsuite/no_version_test.sh: Ditto.
931 2009-10-16 Doug Kwan <dougkwan@google.com>
933 * expression.cc (class Segment_start_expression): New class definition.
934 (Segment_start_expression::value): New method definition.
935 (script_exp_function_segment_start): Return a new
936 Segment_start_expression.
937 * gold/script-c.h (script_saw_segment_start_expression): New function
939 * script-sections.cc (Script_sections::Script_sections): Initialize
940 SAW_SEGMENT_START_EXPRESSION_ to false.
941 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
942 and -Tbbs options to specify section addresses if given in
943 command line and no SEGMENT_START expression is seen in a script.
944 * script-sections.h (Script_sections::saw_segment_start_expression,
945 Script_sections::set_saw_segment_start_expression): New method
947 (Script_sections::saw_segment_start_expression_): New data member
949 * script.cc (script_saw_segment_start_expression): New function.
950 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
951 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
952 script_test_7.sh and script_test_8.sh.
953 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
954 script_test_8.stdout.
955 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
956 (script_test_6, script_test_6.stdout, script_test_7,
957 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
958 * Makefile.in: Regenerate.
959 * testsuite/script_test_6.sh: New file.
960 * testsuite/script_test_6.t: Same.
961 * testsuite/script_test_7.sh: Same.
962 * testsuite/script_test_7.t: Same.
963 * testsuite/script_test_8.sh: Same.
965 2009-10-16 Doug Kwan <dougkwan@google.com>
967 * output.cc (Output_segment::set_section_list_address): Cast
968 expressions to unsigned long long type to avoid format warnings.
970 2009-10-15 Ian Lance Taylor <iant@google.com>
972 * script.cc (Script_options::add_symbol_assignment): Always add a
973 dot assignment to script_sections_.
974 * script-sections.cc (Script_sections::add_dot_assignment):
975 Initialize if necessary.
977 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
978 program headers with no load segment if there is a linker script.
980 * layout.cc (Layout::set_segment_offsets): Align the file offset
981 to the segment aligment for -N or -n with no load segment.
982 * output.cc (Output_segment::add_output_section): Don't crash if
983 the first section is a TLS section.
984 (Output_segment::set_section_list_addresses): Print an error
985 message if the address moves backward in a linker script.
987 (Output_section_element_input::set_section_addresses): Don't
988 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
989 (Orphan_output_section::set_section_addresses): Likewise.
991 2009-10-15 Doug Kwan <dougkwan@google.com>
993 * layout.cc (Layout::finish_dynamic_section): Generate tags
994 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
995 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
996 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
998 2009-10-14 Ian Lance Taylor <iant@google.com>
1000 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1002 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1003 data_shdr fields of relinfo.
1004 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1005 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1006 R_386_TLS_LDO_32, adjust based on section flags.
1007 (Target_i386::Relocate::fix_up_ldo): Remove.
1009 2009-10-13 Ian Lance Taylor <iant@google.com>
1011 Add support for -pie.
1012 * options.h (class General_options): Add -pie and
1014 (General_options::output_is_position_independent): Test -pie.
1015 (General_options::output_is_executable): Return true if not shared
1016 and not relocatable.
1017 (General_options::output_is_pie): Remove.
1018 * options.cc (General_options::finalize): Reject incompatible uses
1020 * gold.cc (queue_middle_tasks): A -pie link is not static.
1021 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1022 * symtab.cc (Symbol::final_value_is_known): Return false if
1023 output_is_position_independent.
1024 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1025 output_is_position_independent.
1026 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1027 output_is_position_independent.
1028 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1029 output_is_position_independent.
1030 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1032 (basic_pie_test.o, basic_pie_test): New targets.
1033 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1034 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1035 (two_file_pie_test): New target.
1036 * testsuite/Makefile.in: Rebuild.
1037 * README: Remove note saying that -pie is not supported.
1039 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1041 * options.h (class General_options): Add -init and -fini.
1042 * layout.cc (Layout::finish_dynamic_section): Emit
1043 given init and fini functions.
1045 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1047 * gc.h (gc_process_relocs): Check if icf is enabled using new
1049 * gold.cc (queue_initial_tasks): Likewise.
1050 (queue_middle_tasks): Likewise.
1051 * object.cc (do_layout): Likewise.
1052 * symtab.cc (is_section_folded): Likewise.
1053 * main.cc (main): Likewise.
1054 * reloc.cc (Read_relocs::run): Likewise.
1055 (Sized_relobj::do_scan_relocs): Likewise.
1056 * icf.cc (is_function_ctor_or_dtor): New function.
1057 (Icf::find_identical_sections): Check if function is ctor or dtor when
1059 * options.h (General_options::icf): Change option to be an enum.
1060 (Icf_status): New enum.
1061 (icf_enabled): New method.
1062 (icf_safe_folding): New method.
1063 (set_icf_status): New method.
1064 (icf_status_): New variable.
1065 * (options.cc) (General_options::finalize): Set icf_status_.
1066 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1067 icf_test and icf_keep_unique_test to use the --icf enum flag.
1068 * testsuite/icf_safe_test.sh: New file.
1069 * testsuite/icf_safe_test.cc: New file.
1071 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1073 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1074 includes to gc.h and icf.h.
1075 * arm.cc: Include gc.h.
1076 * gold.cc: Likewise.
1077 * i386.cc: Likewise.
1078 * powerpc.cc: Likewise.
1079 * sparc.cc: Likewise.
1080 * x86_64.cc: Likewise.
1081 * gc.h: Include icf.h.
1083 2009-10-11 Ian Lance Taylor <iant@google.com>
1085 * plugin.cc: Include "gold.h" before other header files.
1087 2009-10-10 Chris Demetriou <cgd@google.com>
1089 * options.h (Input_file_argument::Input_file_type): New enum.
1090 (Input_file_argument::is_lib_): Replace with...
1091 (Input_file_argument::type_): New member.
1092 (Input_file_argument::Input_file_argument): Take Input_file_type
1093 'type' rather than boolean 'is_lib' as second argument.
1094 (Input_file_argument::is_lib): Use type_.
1095 (Input_file_argument::is_searched_file): New function.
1096 (Input_file_argument::may_need_search): Handle is_searched_file.
1097 * options.cc (General_options::parse_library): Support -l:filename.
1098 (General_options::parse_just_symbols): Update for Input_file_argument
1100 (Command_line::process): Likewise.
1101 * archive.cc (Archive::get_file_and_offset): Likewise.
1102 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1103 * script.cc (read_script_file, script_add_file): Likewise.
1104 * fileread.cc (Input_file::Input_file): Likewise.
1105 (Input_file::will_search_for): Handle is_searched_file.
1106 (Input_file::open): Likewise.
1107 * readsyms.cc (Read_symbols::get_name): Likewise.
1108 * testsuite/Makefile.am (searched_file_test): New test.
1109 * testsuite/Makefile.in: Regenerate.
1110 * testsuite/searched_file_test.cc: New file.
1111 * testsuite/searched_file_test_lib.cc: New file.
1113 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1114 Ian Lance Taylor <iant@google.com>
1116 * descriptor.cc: Include <cstdio> and "binary-io.h".
1117 (Descriptors::open): Open the files in binary mode always.
1118 * script.cc (Lex::get_token): Treat \r as whitespace.
1120 2009-10-09 Ian Lance Taylor <iant@google.com>
1122 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1124 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1125 Ian Lance Taylor <iant@google.com>
1127 * configure.ac: Check for readv function also.
1128 * fileread.cc (readv): Define if not HAVE_READV.
1129 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1131 * config.in: Regenerate.
1132 * configure: Regenerate.
1134 2009-10-09 Doug Kwan <dougkwan@google.com>
1136 * layout.cc (Layout::make_output_section): Call target hook to make
1137 ordinary output section.
1138 (Layout::finalize): Adjust parameter list of call the
1139 Target::may_relax().
1140 * layout.h (class Layout::section_list): New method.
1141 * merge.h (Output_merge_base::entsize): Change visibility to public.
1142 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1144 (Output_merge_string::do_is_string): New method.
1145 * object.cc (Sized_relobj::do_setup): renamed from
1146 Sized_relobj::set_up.
1147 * object.h (Sized_relobj::adjust_shndx,
1148 Sized_relobj::initializ_input_to_output_maps,
1149 Sized_relobj::free_input_to_output_maps): Change visibilities to
1151 (Sized_relobj::setup): Virtualize.
1152 (Sized_relobj::do_setup): New method declaration.
1153 (Sized_relobj::invalidate_section_offset,
1154 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1155 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1156 * options.cc (parse_int): New function.
1157 * options.h (parse_int): New declaration.
1158 (DEFINE_int): New macro.
1159 (stub_group_size): New option.
1160 * output.cc (Output_section::Output_section): Initialize memebers
1161 merge_section_map_, merge_section_by_properties_map_,
1162 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1163 (Output_section::add_input_section): Handled deferred code-fill
1164 generation and remove an old comment.
1165 (Output_section::add_relaxed_input_section): New method definition.
1166 (Output_section::add_merge_input_section): Use merge section by
1167 properties map to speed to search. Update merge section maps
1169 (Output_section::build_relaxation_map): New method definition.
1170 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1172 (Output_section::relax_input_section): Renamed to
1173 Output_section::convert_input_sections_to_relaxed_sections and change
1174 interface to take a vector of pointers to relaxed sections.
1175 (Output_section::find_merge_section,
1176 Output_section::find_relaxed_input_section): New method definitions.
1177 (Output_section::is_input_address_mapped,
1178 Output_section::output_offset, Output_section::output_address):
1179 Use output section data maps to speed up searching.
1180 (Output_section::find_starting_output_address): Add comments.
1181 (Output_section::do_write,
1182 Output_section::write_to_postprocessing_buffer): Do code-fill
1183 generation as appropriate.
1184 (Output_section::get_input_sections): Invalidate relaxed input section
1186 (Output_section::restore_states): Adjust type of checkpoint .
1187 Invalidate relaxed input section map.
1188 * output.h (Output_merge_base): New class declaration.
1189 (Input_section_specifier): New class defintion.
1190 (class Output_relaxed_input_section) Change base class to
1191 Output_section_data_build.
1192 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1193 base class initializer.
1194 (Output_section::add_relaxed_input_section): New method declaration.
1195 (Output_section::Input_section): Change visibility to protected.
1196 (Output_section::Input_section::relobj,
1197 Output_section::Input_section::shndx): Handle relaxed input sections.
1198 Output_section::input_sections) Change visibility to protected. Also
1199 define overload to return a non-const pointer.
1200 (Output_section::Merge_section_properties): New class defintion.
1201 (Output_section::Merge_section_by_properties_map,
1202 Output_section::Output_section_data_by_input_section_map,
1203 Output_section::Relaxation_map): New types.
1204 (Output_section::relax_input_section): Rename method to
1205 Output_section::convert_input_sections_to_relaxed_sections and change
1206 interface to take a vector of relaxed section pointers.
1207 (Output_section::find_merge_section,
1208 Output_section::find_relaxed_input_section,
1209 Output_section::build_relaxation_map,
1210 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1211 New method declarations.
1212 (Output_section::merge_section_map_
1213 Output_section::merge_section_by_properties_map_,
1214 Output_section::relaxed_input_section_map_,
1215 Output_section::is_relaxed_input_section_map_valid_,
1216 Output_section::generate_code_fills_at_write_): New data members.
1217 * script-sections.cc
1218 (Output_section_element_input::set_section_addresses): Call
1219 current_data_size and addralign methods of relaxed input sections.
1220 (Orphan_output_section::set_section_addresses): Call current_data_size
1221 and addralign methods of relaxed input sections.
1222 * symtab.cc (Symbol_table::compute_final_value): Extract template
1223 from the body of Symbol_table::sized_finalize_symbol.
1224 (Symbol_table::sized_finalized_symbol): Call
1225 Symbol_table::compute_final_value.
1226 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1227 (Symbol_table::compute_final_value): New templated method declaration.
1228 * target.cc (Target::do_make_output_section): New method defintion.
1229 * target.h (Target::make_output_section): New method declaration.
1230 (Target::relax): Add more parameters for input objects, symbol table
1231 and layout. Adjust call to do_relax.
1232 (Target::do_make_output_section): New method declaration.
1233 (Target::do_relax): Add parameters for input objects, symbol table
1236 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1238 * pread.c: Include stdio.h.
1240 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1242 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1245 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1247 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1248 Change read_shndx type to unsigned int.
1249 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1251 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1252 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1253 Change read_shndx type to unsigned int.
1254 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1256 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1257 * layout.cc (Layout::create_symtab_sections): Cast the result of
1258 local_symcount * symsize to off_t in the gold_assert.
1260 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1262 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1263 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1265 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1266 (Arm_relocate_functions::thm_abs5): New function.
1267 (Arm_relocate_functions::abs12): New function.
1268 (Arm_relocate_functions::abs16): New function.
1269 (Arm_relocate_functions::base_abs): New function.
1270 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1271 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1272 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1274 (Scan::global): Likewise.
1275 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1276 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1277 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1278 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1281 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1283 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1284 (Arm_relocate_functions::movt_prel): New function.
1285 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1286 (Arm_relocate_functions::thm_movt_prel): New function.
1287 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1288 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1289 (Scan::global, Relocate::relocate): Likewise.
1290 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1292 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1294 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1295 Incremental_checker.
1296 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1298 (class Incremental_inputs_header): New class.
1299 (Incremental_inputs_header_writer): Edit comment.
1300 (Incremental_inputs_entry): New class.
1301 (Incremental_inputs_entry_writer): Edit comment.
1302 (Sized_incremental_binary::do_find_incremental_inputs_section):
1303 Add *strtab_shndx parameter, fill it.
1304 (Sized_incremental_binary::do_check_inputs): New method.
1305 (Incremental_checker::can_incrementally_link_output_file): Use
1306 Sized_incremental_binary::check_inputs.
1307 (Incremental_inputs::report_command_line): Save command line in
1310 (Incremental_binary::find_incremental_inputs_section): New
1312 (Incremental_binary::do_find_incremental_inputs_section): Add
1313 strtab_shndx parameter.
1314 (Incremental_binary::do_check_inputs): New pure virtual method.
1315 (Sized_incremental_binary::do_check_inputs): Declare.
1316 (Incremental_checker::Incremental_checker): Add incremental_inputs
1317 parameter, use it to initialize incremental_inputs_.
1318 (Incremental_checker::incremental_inputs_): New field.
1319 (Incremental_checker::command_line): New method.
1320 (Incremental_checker::inputs): New method.
1321 (Incremental_checker::command_line_): New field.
1323 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1325 * incremental.cc: Include <cstdarg> and "target-select.h".
1326 (vexplain_no_incremental): New function.
1327 (explain_no_incremental): New function.
1328 (Incremental_binary::error): New method.
1329 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1331 (make_sized_incremental_binary): New function.
1332 (open_incremental_binary): New function.
1333 (can_incrementally_link_file): Add checks if output is ELF and has
1335 * incremental.h: Include "elfcpp_file.h" and "output.h".
1336 (Incremental_binary): New class.
1337 (Sized_incremental_binary): New class.
1338 (open_incremental_binary): Declare.
1339 * object.cc (is_elf_object): Use
1340 elfcpp::Elf_recognizer::is_elf_file.
1341 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1342 * output.h (Output_file::filesize): New method.
1344 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1346 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1348 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1349 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1351 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1353 (Arm_relocate_functions::movw_abs_nc): New function.
1354 (Arm_relocate_functions::movt_abs): New function.
1355 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1356 (Arm_relocate_functions::thm_movt_abs): New function.
1357 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1358 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1359 (Scan::global): Likewise.
1360 (Relocate::relocate): Likewise.
1361 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1363 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1365 * arm.cc (Arm_relocate_functions::got_prel) New function.
1366 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1367 (Relocate::relocate): Likewise.
1368 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1370 2009-10-06 Ian Lance Taylor <iant@google.com>
1372 * options.h (class General_options): Define
1373 split_stack_adjust_size parameter.
1374 * object.h (class Object): Add uses_split_stack_ and
1375 has_no_split_stack_ fields. Add uses_split_stack and
1376 has_no_split_stack accessor functions. Declare
1377 handle_split_stack_section.
1378 (class Reloc_symbol_changes): Define.
1379 (class Sized_relobj): Define Function_offsets. Declare
1380 split_stack_adjust, split_stack_adjust_reltype, and
1382 * object.cc (Object::handle_split_stack_section): New function.
1383 (Sized_relobj::do_layout): Call handle_split_stack_section.
1384 * dynobj.cc (Sized_dynobj::do_layout): Call
1385 handle_split_stack_section.
1386 * reloc.cc (Sized_relobj::relocate_sections): Call
1387 split_stack_adjust for executable sections in split_stack
1388 objects. Pass reloc_map to relocate_section.
1389 (Sized_relobj::split_stack_adjust): New function.
1390 (Sized_relobj::split_stack_adjust_reltype): New function.
1391 (Sized_relobj::find_functions): New function.
1392 * target-reloc.h: Include "object.h".
1393 (relocate_section): Add reloc_symbol_changes parameter. Change
1395 * target.h (class Target): Add calls_non_split method. Declare
1396 do_calls_non_split virtual method. Declare match_view and
1398 * target.cc: Include "elfcpp.h".
1399 (Target::do_calls_non_split): New function.
1400 (Target::match_view): New function.
1401 (Target::set_view_to_nop): New function.
1402 * gold.cc (queue_middle_tasks): Give an error if mixing
1403 split-stack and non-split-stack objects with -r.
1404 * i386.cc (Target_i386::relocate_section): Add
1405 reloc_symbol_changes parameter.
1406 (Target_i386::do_calls_non_split): New function.
1407 * x86_64.cc (Target_x86_64::relocate_section): Add
1408 reloc_symbol_changes parameter.
1409 (Target_x86_64::do_calls_non_split): New function.
1410 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1412 * powerpc.cc (Target_powerpc::relocate_section): Add
1413 reloc_symbol_changes parameter.
1414 * sparc.cc (Target_sparc::relocate_section): Add
1415 reloc_symbol_changes parameter.
1416 * configure.ac: Call AM_CONDITIONAL for the default target.
1417 * configure: Rebuild.
1418 * testsuite/Makefile.am (TEST_AS): New variable.
1419 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1420 (check_DATA): Add split_i386 and split_x86_64 files.
1421 (SPLIT_DEFSYMS): Define.
1422 (split_i386_[1234n].o): New targets.
1423 (split_i386_[124]): New targets.
1424 (split_i386_[1234r].stdout): New targets.
1425 (split_x86_64_[1234n].o): New targets.
1426 (split_x86_64_[124]): New targets.
1427 (split_x86_64_[1234r].stdout): New targets.
1428 (MOSTLYCLEANFILES): Add new executables.
1429 * testsuite/split_i386.sh: New file.
1430 * testsuite/split_x86_64.sh: New file.
1431 * testsuite/split_i386_1.s: New file.
1432 * testsuite/split_i386_2.s: New file.
1433 * testsuite/split_i386_3.s: New file.
1434 * testsuite/split_i386_4.s: New file.
1435 * testsuite/split_i386_n.s: New file.
1436 * testsuite/split_x86_64_1.s: New file.
1437 * testsuite/split_x86_64_2.s: New file.
1438 * testsuite/split_x86_64_3.s: New file.
1439 * testsuite/split_x86_64_4.s: New file.
1440 * testsuite/split_x86_64_n.s: New file.
1441 * testsuite/testfile.cc (Target_test): Update relocation_section
1443 * testsuite/Makefile.in: Rebuild.
1445 2009-10-06 Ian Lance Taylor <iant@google.com>
1447 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1448 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1449 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1450 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1451 the address on ldo_addrs_.
1452 (Target_i386::Relocate::fix_up_ldo): New function.
1454 2009-10-06 Rafael Espindola <espindola@google.com>
1456 * plugin.cc (add_input_library): New.
1457 (Plugin::load): Add add_input_library to tv.
1458 (Plugin_manager::add_input_file): Add the is_lib argument.
1459 (add_input_file): Update call to Plugin_manager::add_input_file.
1460 (add_input_library): New.
1461 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1463 2009-09-30 Doug Kwan <dougkwan@google.com>
1465 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1466 symbol and call Symbol::may_need_copy_reloc to determine if
1467 a copy reloc is needed.
1468 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1469 nocopyreloc is given in command line.
1470 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1471 given in command line.
1472 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1473 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1474 of the removed Target_i386::may_need_copy_reloc.
1475 * options.h (copyreloc): New option with default value false.
1476 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1477 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1478 instead of the removed Target_powerpc::may_need_copy_reloc.
1479 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1480 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1481 instead of the removed Target_sparc::may_need_copy_reloc.
1482 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1483 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1484 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1485 instead of the removed Target_x86_64::may_need_copy_reloc.
1487 2009-09-30 Ian Lance Taylor <iant@google.com>
1489 * object.h (class Object): Remove target_ field, and target,
1490 sized_target, and set_target methods.
1491 (Object::sized_target): Remove.
1492 (class Sized_relobj): Update declarations. Remove sized_target.
1493 * object.cc (Sized_relobj::setup): Remove target parameter.
1495 (Input_objects::add_object): Don't do anything with the target.
1496 (make_elf_sized_object): Add punconfigured parameter. Change all
1497 callers. Set or test parameter target.
1498 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1500 * parameters.cc (Parameters::set_target): Change parameter type to
1502 (Parameters::default_target): Remove.
1503 (set_parameters_target): Change parameter type to be non-const.
1504 (parameters_force_valid_target): New function.
1505 (parameters_clear_target): New function.
1506 * parameters.h (class Parameters): Update declarations. Remove
1507 default_target method. Add sized_target and clear_target
1508 methods. Change target_ to be non-const.
1509 (set_parameters_target): Update declaration.
1510 (parameters_force_valid_target): Declare.
1511 (parameters_clear_target): Declare.
1512 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1513 as NULL if we aren't searching.
1514 (Add_symbols::run): Don't check for compatible target.
1515 * fileread.cc (Input_file::open_binary): Call
1516 parameters_force_valid_target.
1517 * gold.cc (queue_middle_tasks): Likewise.
1518 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1519 set_target on object.
1520 * dynobj.h (class Sized_dynobj): Update declarations.
1521 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1522 make_elf_object returns NULL.
1523 (Archive::include_member): Don't check whether object target is
1525 * output.cc (Output_section::add_input_section): Get target from
1527 (Output_section::relax_input_section): Likewise.
1528 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1530 (Sized_relobj::do_scan_relocs): Likewise.
1531 (Sized_relobj::relocate_sections): Likewise.
1532 * resolve.cc (Symbol_table::resolve): Likewise.
1533 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1534 parameter. Change all callers.
1535 (Symbol_table::add_from_object): Get target from parameters.
1536 (Symbol_table::add_from_relobj): Don't check object target.
1537 (Symbol_table::add_from_dynobj): Likewise.
1538 (Symbol_table::define_special_symbol): Get target from
1540 * symtab.h (class Symbol_table): Update declaration.
1541 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1542 parameter. Change all callers. Clear parameter target.
1543 (Binary_test): Test target here.
1544 * testsuite/object_unittest.cc (gold_testsuite): Remove
1545 target_test_pointer parameter. Change all callers.
1546 (Object_test): Test target here.
1548 2009-09-26 Ian Lance Taylor <iant@google.com>
1550 * testsuite/initpri1.c: Don't try to use constructor priorities if
1551 compiling with gcc before 4.3.
1553 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1555 * testsuite/retain_symbols_file_test.sh (check_present): Change
1556 output file name to retain_symbols_file_test.stdout.
1557 (check_absent): Likewise.
1559 2009-09-18 Craig Silverstein <csilvers@google.com>
1561 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1562 * options.cc: Include <cerrno> and <fstream>.
1563 (General_options::finalize): Parse -retain-symbols-file tag.
1564 * options.h: New flag.
1565 (General_options): New method should_retain_symbol, new
1566 variable symbols_to_retain.
1567 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1568 should_retain_symbol map.
1569 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/retain_symbols_file_test.sh: New file.
1573 2009-09-18 Nick Clifton <nickc@redhat.com>
1575 * po/es.po: Updated Spanish translation.
1577 2009-09-17 Doug Kwan <dougkwan@google.com>
1579 * debug.h (DEBUG_RELAXATION): New constant.
1580 (DEBUG_ALL): Add DEBUG_RELAXATION.
1581 (debug_string_to_enum): Add relaxation debug option.
1583 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1584 Layout::Relaxation_debug_check::read_sections,
1585 Layout::Relaxation_debug_check::read_sections): New method definitions.
1586 (Layout::Layout): Initialize data members
1587 record_output_section_data_from_scrips_,
1588 script_output_section_data_list_ and relaxation_debug_check_.
1589 (Layout::save_segments, Layout::restore_segments,
1590 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1591 Layout::relaxation_loop_body): New method definitions.
1592 (Layout::finalize): Support relaxation. Move section layout code to
1593 Layout::relaxation_loop_body.
1594 (Layout::set_asection_address_from_script): Move code for orphan
1595 section placement out.
1596 (Layout::place_orphan_sections_in_script): New method definition.
1597 * layout.h (Output_segment_headers, Output_file_header):
1598 New forward class declarations.
1599 (Layout::~Layout): Define.
1600 (Layout::new_output_section_data_from_script): New method definition.
1601 (Layout::place_orphan_sections_in_script): New method declaration.
1602 (Layout::Segment_states): New type declaration.
1603 (Layout::save_segments, Layout::restore_segments,
1604 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1605 Layout::relaxation_loop_body): New method declarations.
1606 (Layout::Output_section_data_list): New type declaration.
1607 (Layout::Relaxation_debug_check): New class definition.
1608 (Layout::record_output_section_data_from_script_,
1609 Layout::script_output_section_data_list_, Layout::segment_states_,
1610 Layout::relaxation_debug_check_): New data members.
1611 * output.cc: (Output_section_headers::do_size): New method definition.
1612 (Output_section_headers::Output_section_headers): Move size
1613 computation to Output_section_headers::do_size.
1614 (Output_segment_headers::do_size): New method definition.
1615 (Output_file_header::Output_file_header): Move size computation to
1616 Output_file_header::do_size and call it.
1617 (Output_file_header::do_size): New method definition.
1618 (Output_data_group::Output_data_group): Adjust call to
1619 Output_section_data.
1620 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1621 (Output_symtab_xindex::do_write): Add array bound check.
1622 (Output_section::Input_section::print_to_mapfile): Handle
1623 RELAXED_INPUT_SECTION_CODE.
1624 (Output_section::Output_section): Initialize data member checkpoint_.
1625 (Output_section::~Output_section): Delete checkpoint object pointed
1627 (Output_section::add_input_section): Always add an Input_section if
1629 (Output_section::add_merge_input_section): Add assert.
1630 (Output_section::relax_input_section): New method definition.
1631 (Output_section::set_final_data_size): Set load address to zero for
1632 an unallocated section.
1633 (Output_section::do_address_and_file_offset_have_reset_values):
1634 New method definition.
1635 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1636 Handle relaxed input section.
1637 (Output_section::sort_attached_input_sections): Checkpoint input
1638 section list lazily.
1639 (Output_section::get_input_sections): Change type of input_sections to
1640 list of Simple_input_section pointers. Checkpoint input section list
1641 lazily. Also handle relaxed input sections.
1642 (Output_section::add_input_section_for_script): Take a reference to
1643 a Simple_input_section object instead of Relobj pointer and section
1644 index as parameter. Handle relaxed input sections.
1645 (Output_section::save_states, Output_section::restore_states): New
1647 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1648 (Output_data::is_data_size_fixed): New method definition.
1649 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1651 (Output_data::address_and_file_offset_have_reset_values): New method
1653 (Output_data::do_address_and_file_offset_have_reset_values): New method
1655 (Output_data::set_data_size): Check that data size is not fixed.
1656 (Output_data::fix_data_size): New method definition.
1657 (Output_data::is_data_size_fixed_): New data member.
1658 (Output_section_headers::set_final_data_size): New method definition.
1659 (Output_section_headers::do_size): New method declaration.
1660 (Output_segment_headers::set_final_data_size): New method definition.
1661 (Output_segment_headers::do_size): New method declaration.
1662 (Output_file_header::set_final_data_size)::New method definition.
1663 (Output_file_header::do_size)::New method declaration.
1664 (Output_section_data::Output_section_data): Add new parameter
1665 is_data_size_fixed and use it to fix data size.
1666 (Output_data_const::Output_data_const): Adjust call to base class
1667 constructor and fix data size.
1668 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1669 base class constructor and fix data size.
1670 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1671 base class constructor and fix data size.
1672 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1673 class constructor and fix data size.
1674 (Output_data_group::set_final_data_size): New method definition.
1675 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1676 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1677 class constructor and fix data size.
1678 (Output_relaxed_input_section): New class definition.
1679 (Output_section::Simple_input_section): New class definition.
1680 (Output_section::get_input_sections): Adjust parameter list.
1681 (Output_section::add_input_section_for_script): Same.
1682 (Output_section::save_states, Output_section::restore_states,
1683 Output_section::do_address_and_file_offset_have_reset_values,
1684 (Output_section::Input_section::Input_section): Handle
1685 RELAXED_INPUT_SECTION_CODE. Add new overload for
1686 Output_relaxed_input_section.
1687 (Output_section::Input_section::is_input_section,
1688 Output_section::Input_section::set_output_section): Handle relaxed
1690 (Output_section::Input_section::is_relaxed_input_section,
1691 Output_section::Input_section::output_section_data,
1692 Output_section::Input_section::relaxed_input_section): New method
1694 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1696 (Output_section::Input_section::u1_): Update comments.
1697 (Output_section::Input_section::u2_): Add new union member poris.
1698 (Output_section::Checkpoint_output_section): New classs definition.
1699 (Output_section::relax_input_section): New method declaration.
1700 (Output_section::checkpoint_): New data member.
1701 (Output_segment): Update comments.
1702 (Output_segment::Output_segment): Un-privatize copy constructor.
1703 (Output_segment::operator=): Un-privatize.
1704 * script-sections.cc (Output_section_element::Input_section_list):
1705 Change element type to Output_section::Simple_input_section.
1706 (Output_section_element_dot_assignment::set_section_addresses):
1707 Register output section data for relaxation clean up.
1708 (Output_data_exression::Output_data_expression): Adjust call to base
1709 constructor to fix data size.
1710 (Output_section_element_data::set_section_addresses): Register
1711 Output_data_expression object for relaxation clean up.
1712 (struct Input_section_info): Replace Relobj pointer and section index
1713 pair with Output_section::Simple_input_section and Convert struct to a
1715 (Input_section_sorter::operator()): Adjust access to
1716 Input_section_info data member to use accessors.
1717 (Output_section_element_input::set_section_addresses): Use layout
1718 parameter. Adjust code to use Output_section::Simple_input_section
1719 and Input_secction_info classes. Register filler for relaxation
1721 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1722 and section index pair with Output_section::Simple_input_section
1723 class. Adjust code accordingly.
1724 (Phdrs_element::release_segment): New method definition.
1725 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1727 (Script_sections::release_segments): New method definition.
1728 * gold/script-sections.h (Script_sections::release_segments): New
1730 * gold/target.h (Target::may_relax, Target::relax,
1731 Target::do_may_relax, Target::do_relax): New method definitions.
1733 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1735 * arm.cc (has_signed_unsigned_overflow): New function.
1736 (Arm_relocate_functions::abs8): New function.
1737 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1738 (Target_arm::Scan::global): Likewise.
1739 (Target_arm::relocate::relocate): Likewise.
1740 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1743 2009-09-16 Cary Coutant <ccoutant@google.com>
1745 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1746 * testsuite/Makefile.in: Regenerate.
1748 2009-09-11 Nick Clifton <nickc@redhat.com>
1750 * po/gold.pot: Updated by the Translation project.
1752 2009-09-08 Cary Coutant <ccoutant@google.com>
1754 * output.cc (Output_file::open): Add execute permission to empty file.
1755 * testsuite/Makefile.am (permission_test): New test.
1756 * testsuite/Makefile.in: Regenerate.
1758 2009-09-02 Ian Lance Taylor <iant@google.com>
1760 * output.cc (Output_file::resize): Call map_no_anonymous rather
1763 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1765 * gold.cc: Include "incremental.h".
1766 (queue_initial_tasks): Call Incremental_checker methods.
1767 * incremental.cc: Include "output.h".
1768 (Incremental_checker::can_incrementally_link_output_file): New
1770 * incremental.h (Incremental_checker): New class.
1772 * output.cc (Output_file::open_for_modification): New method.
1773 (Output_file::map_anonymous): Changed return type to bool. Record
1775 (Output_file::map_no_anonymous): New method, broken out of map.
1776 (Output_file::map): Use map_no_anonymous and map_anonymous.
1777 * output.h (class Output_file): Update declarations.
1779 2009-08-24 Cary Coutant <ccoutant@google.com>
1781 * options.h (Command_line::Pre_options): New class.
1782 (Command_line::pre_options): New member.
1783 * options.cc (gold::options::ready_to_register): New variable.
1784 (One_option::register_option): Do nothing if not registering options.
1785 Assert if same short option registered twice.
1786 (General_options::General_options): Turn off option registration when
1788 (Command_line::Pre_options::Pre_options): New constructor.
1790 2009-08-24 Cary Coutant <ccoutant@google.com>
1792 * options.h (General_options::no_keep_memory): Remove incorrect
1795 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1797 * Makefile.am (am__skiplex, am__skipyacc): New.
1798 * Makefile.in: Regenerate.
1800 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1802 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1803 (INCLUDES): ... this.
1804 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1805 (AM_CPPFLAGS): Renamed from ...
1806 (INCLUDE): ... this.
1807 * Makefile.in, testsuite/Makefile.in: Regenerate.
1809 * Makefile.in: Regenerate.
1810 * aclocal.m4: Likewise.
1811 * config.in: Likewise.
1812 * configure: Likewise.
1813 * testsuite/Makefile.in: Likewise.
1815 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1816 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1817 * Makefile.in: Regenerate.
1818 * testsuite/Makefile.in: Regenerate.
1820 2009-08-19 Cary Coutant <ccoutant@google.com>
1822 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1823 symbols in shared libraries overridden by hidden or internal symbols
1824 in the main program.
1826 2009-08-19 Chris Demetriou <cgd@google.com>
1828 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1829 checking source file names in error messages.
1831 2009-08-18 Doug Kwan <dougkwan@google.com>
1833 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1834 an elcpp::Ehdr as parameter. Adjust call to set_target.
1835 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1836 an elfcpp::Ehdr as parameter.
1837 * object.cc (Object::set_target): Remove the version that looks up
1838 a target and sets it.
1839 (Sized_relobj::setup): Take a Target object instead of
1840 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1841 (make_elf_sized_object): Find target and ask target to
1843 * object.h: (Object::set_target): Remove the version that looks up
1844 a target and sets it.
1845 (Sized_relobj::setup): Take a Target object instead of
1846 an elfcpp:Ehdr as parameter.
1847 * target.cc: Include dynobj.h.
1848 (Target::do_make_elf_object_implementation): New.
1849 (Target::do_make_elf_object): New.
1850 * target.h (Target::make_elf_object): New template declaration.
1851 (Target::do_make_elf_object): New method declarations.
1852 (Target::do_make_elf_object_implementation): New template declaration.
1854 2009-08-14 Ian Lance Taylor <iant@google.com>
1856 * gold.h (FUNCTION_NAME): Define.
1857 (gold_unreachable): Use FUNCTION_NAME.
1859 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1861 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1862 symbol in the --keep-unique list is not found.
1864 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1866 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1867 been maked as --keep-unique.
1868 (Icf::unfold_section): New function.
1869 * icf.h (Icf::unfold_section): New function.
1870 * options.h (General_options::keep_unique): New option.
1871 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1872 * testsuite/Makefile.in: Regenerate.
1873 * testsuite/icf_keep_unique_test.sh: New file.
1874 * testsuite/icf_keep_unique_test.cc: New file.
1876 2009-08-12 Cary Coutant <ccoutant@google.com>
1879 * resolve.cc (Symbol_table::resolve): Check for references from
1880 dynamic objects to hidden and internal symbols.
1881 * testsuite/Makefile.am (hidden_test.sh): New test.
1882 * testsuite/Makefile.in: Regenerate.
1883 * testsuite/hidden_test.sh: New script.
1884 * testsuite/hidden_test_1.c: New test source.
1885 * testsuite/hidden_test_main.c: New test source.
1887 2009-08-11 Doug Kwan <dougkwan@google.com>
1889 * arm.cc: Update comments.
1890 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1891 segment to locate the .ARM.exidx section if present.
1893 2009-08-09 Doug Kwan <dougkwan@google.com>
1895 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1898 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1899 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1902 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1904 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1905 valid tls_segment only for non-debug-section relocations.
1906 * testsuite/Makefile.am: Add gc_tls_test.
1907 * testsuite/Makefile.in: Regenerate.
1908 * testsuite/gc_tls_test.cc: New file.
1909 * testsuite/gc_tls_test.sh: New file.
1911 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1915 * Makefile.am (CCFILES): Add icf.cc.
1917 * Makefile.in: Regenerate.
1918 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1919 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1920 section, symbol and addend information for the relocs.
1921 * gold.cc (queue_middle_tasks): Call identical code folding.
1922 * gold.h: Add defines for multimap.
1923 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1924 to the call of finalize_local_symbols.
1925 * main.cc (main): Create object of class Icf.
1926 * object.cc (Sized_relobj::do_layout): Allow this function to be
1927 called twice during icf.
1928 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1929 to sections marked as identical by icf.
1930 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1932 (Sized_relobj::do_section_entsize): New function.
1933 * object.h (Object::section_entsize): New function.
1934 (Object::do_section_entsize): New pure virtual function.
1935 (Relobj::finalize_local_symbols): Add new parameter.
1936 (Relobj::do_section_entsize): New function.
1937 * options.h (General_options::icf): New option.
1938 (General_options::icf_iterations): New option.
1939 (General_options::print_icf_sections): New option.
1940 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1941 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1942 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1944 * symtab.cc (Symbol_table::is_section_folded): New function.
1945 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1946 to sections marked as identical by icf.
1947 * symtab.h (Symbol_table::set_icf): New function.
1948 (Symbol_table::icf): New function.
1949 (Symbol_table::is_section_folded): New function.
1950 (Symbol_table::icf_): New data member.
1951 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1952 * testsuite/Makefile.am: Add commands to build icf_test.
1953 * testsuite/Makefile.in: Regenerate.
1954 * testsuite/icf_test.sh: New file.
1955 * testsuite/icf_test.cc: New file.
1957 2009-07-24 Chris Demetriou <cgd@google.com>
1959 * layout.cc (is_compressible_debug_section): Fix incorrect
1960 comment about compressed section names.
1962 2009-07-20 Ian Lance Taylor <ian@airs.com>
1965 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1967 2009-07-16 Ian Lance Taylor <iant@google.com>
1970 * layout.h: #include <map>.
1971 (class Kept_section): Change from struct to class. Add accessors
1972 and setters. Add section size to Comdat_group mapping. Change
1973 Comdat_group to std::map. Add is_comdat_ field. Add
1974 linkonce_size field in union.
1975 (class Layout): Update declaration of find_or_add_kept_section.
1976 Don't declare find_kept_object.
1977 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1978 parameter. Add object, shndx, is_comdat, and is_group_name
1979 parameters. Change all callers. Adjust for new Kept_section.
1980 (Layout::find_kept_object): Remove.
1981 * object.cc (Sized_relobj::include_section_group): Update use of
1982 Kept_section. Rename secnum to shndx. Only record
1983 Kept_comdat_section if sections are the same size.
1984 (Sized_relobj::include_linkonce_section): Update use of
1985 Kept_section. Only record Kept_comdat_section if sections are the
1986 same size. Set size of linkonce section.
1987 (Sized_relobj::map_to_kept_section): Update call to
1988 get_kept_comdat_section.
1989 * object.h (class Sized_relobj): Rename fields in
1990 Kept_comdat_section to drop trailing underscores; change object
1991 field to Relobj*. Change Kept_comdat_section_table to store
1992 struct rather than pointer.
1993 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1994 Add kept_object and kept_shndx parameters. Change all callers.
1995 (Sized_relobj::get_kept_comdat_section): Change return type to
1996 bool. Add kept_object and kept_shndx parameters. Change all
1998 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1999 Layout::find_or_add_kept_section.
2001 2009-07-09 Ian Lance Taylor <iant@google.com>
2003 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2004 Reserve space in the hash table.
2006 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2008 * fileread.cc (File_read::get_mtime): New method.
2009 * fileread.h (Timespec): New structure.
2010 (File_read::get_mtime): New method.
2011 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2012 Renamed from timestamp_nsec.
2013 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2015 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2017 (Incremental_inputs::report_archive): Save mtime; style fix.
2018 (Incremental_inputs::report_obejct): Save mtime; style fix.
2019 (Incremental_inputs::report_script): Save mtime; style fix.
2020 (Incremental_inputs::finalize_inputs): Style fix.
2021 (Incremental_inputs::finalize): Style fix.
2022 (Incremental_inputs::create_input_section_data): Store inputs
2024 * incremental.h (Incremental_inputs::report_script): Add mtime
2026 (Incremental_inputs::Input_info::Input_info): Intialize only one
2028 (Incremental_inputs::Input_info::archive): Move to nameless
2030 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2031 (Incremental_inputs::Input_info::script): Move to nameless union.
2032 (Incremental_inputs::mtime): New field.
2033 * script.cc (read_input_script): Pass file mtime to
2035 * script.h (Script_info::inputs): Style fix.
2037 2009-07-01 Ian Lance Taylor <ian@airs.com>
2039 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2042 2009-06-24 Ian Lance Taylor <iant@google.com>
2045 * layout.cc (Layout::choose_output_section): If we find an
2046 existing section, update the flags.
2047 (Layout::create_notes): New function, broken out of
2049 (Layout::finalize): Don't create note sections.
2050 (Layout::create_note): Don't crash if linker script discards
2052 (Layout::create_gold_note): Likewise.
2053 (Layout::create_build_id): Likewise. Don't set
2054 after_input_sections on the section.
2055 (Layout::create_executable_stack_info): Remove target parameter.
2057 * layout.h (class Layout): Declare create_notes. Update
2058 declaration of create_executable_stack_info.
2059 * gold.cc (queue_middle_tasks): Call create_notes.
2060 * output.cc (Output_section::update_flags_for_input_section): Move
2061 here from output.h. If SHF_ALLOC flag is newly set, mark address
2063 * output.h (Output_data::mark_address_invalid): New function.
2064 (class Output_section): Only declare, not define,
2065 update_flags_for_input_section. Remove set_flags.
2067 2009-06-24 Ian Lance Taylor <iant@google.com>
2069 * script-sections.cc (Output_section_definition::
2070 set_section_addresses): Rename shadowing local load_address to
2073 2009-06-24 Ian Lance Taylor <iant@google.com>
2076 * reloc.cc (relocate_sections): Skip empty relocation sections.
2078 2009-06-23 Ian Lance Taylor <iant@google.com>
2081 * layout.cc (Layout::create_note): Use choose_output_section
2082 rather than make_output_section.
2084 2009-06-23 Ian Lance Taylor <iant@google.com>
2087 * options.cc (General_options::parse_V): Set printed_version_.
2088 (General_options::General_options): Initialize printed_version_.
2089 * options.h (class General_options): Add printed_version_ field.
2090 * gold.cc (queue_initial_tasks): If there are no input files,
2091 don't give a fatal error if we printed the version information.
2092 (queue_middle_tasks): If using -r with a shared object, give a
2093 fatal error rather than an ordinary error.
2095 2009-06-23 Ian Lance Taylor <iant@google.com>
2098 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2099 (Layout::make_output_section): Set have_stabstr_section_ if we see
2100 a .stab*str section.
2101 (Layout::finalize): Call link_stabs_sections.
2102 (Layout::link_stabs_sections): New file.
2103 * layout.h (class Layout): Add have_stabstr_section_ field.
2104 Declare link_stabs_sections.
2106 2009-06-23 Doug Kwan <dougkwan@google.com>
2108 * Makefile.am (libgold_a_LIBADD): New.
2109 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2110 * Makefile.in: Regenerate.
2111 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2112 * configure: Regenerate.
2113 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2114 * fileread.cc: Include sys/state.h
2115 * gold.h: Declare memmem and strndup if found missing.
2116 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2118 2009-06-23 Ian Lance Taylor <iant@google.com>
2120 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2121 * configure: Rebuild.
2123 2009-06-23 Ian Lance Taylor <iant@google.com>
2126 * object.cc (Object::section_contents): Don't try to get a view if
2127 the section has length zero.
2128 (Object::handle_gnu_warning_section): If the section is empty, use
2129 the name of the section as the warning.
2131 2009-06-23 Ian Lance Taylor <iant@google.com>
2134 * stringpool.h (class Stringpool_template): Add optimize_ field.
2135 (Stringpool_template::set_optimize): New function.
2136 * stringpool.cc (Stringpool_template::Stringpool_template):
2137 Initialize optimize_ field.
2138 (Stringpool_template::set_string_offsets): Test local optimize
2139 fild rather than parameter.
2140 * layout.cc (Layout::Layout): Call set_optimize on the section
2143 2009-06-22 Ian Lance Taylor <iant@google.com>
2146 * yyscript.y: Parse TARGET.
2147 * script.cc (script_set_target): New function.
2148 * script-c.h (script_set_target): Declare.
2149 * options.cc (General_options::string_to_object_format): Rename
2150 from string_to_object_format in anonymous namespace. Change
2152 * options.h (class General_options): Declare
2153 string_to_object_format.
2155 2009-06-22 Ian Lance Taylor <iant@google.com>
2157 * script-sections.cc (Script_sections::create_segments): Don't put
2158 program headers in a PT_LOAD segment if -n or -N.
2160 2009-06-22 Ian Lance Taylor <iant@google.com>
2163 * options.h (class General_options): Add -z lazy and -z now. Sort
2164 -z options into alphabetical order.
2165 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2167 2009-06-21 Ian Lance Taylor <iant@google.com>
2169 * layout.cc (Layout::make_output_section): Call
2170 Target::new_output_section.
2171 (Layout::attach_allocated_section_to_segment): Put large section
2172 sections in a separate load segment with the large segment flag
2174 (Layout::segment_precedes): Sort large data segments after other
2176 (align_file_offset): New static function.
2177 (Layout::set_segment_offsets): Use align_file_offset.
2178 * output.h (class Output_section): Add is_small_section_ and
2179 is_large_section_ fields.
2180 (Output_section::is_small_section): New function.
2181 (Output_section::set_is_small_section): New function.
2182 (Output_section::is_large_section): New function.
2183 (Output_section::set_is_large_section): New function.
2184 (Output_section::is_large_data_section): New function.
2185 (class Output_segment): Add is_large_data_segment_ field.
2186 (Output_segment::is_large_data_segment): New function.
2187 (Output_segment::set_is_large_data_segment): New function.
2188 * output.cc (Output_section::Output_section): Initialize new
2190 (Output_segment::Output_segment): Likewise.
2191 (Output_segment::add_output_section): Add assertion that large
2192 data sections always go in large data segments. Force small data
2193 sections to the end of the list of data sections. Force small BSS
2194 sections to the start of the list of BSS sections. For large BSS
2195 sections to the end of the list of BSS sections.
2196 * symtab.h (class Symbol): Declare is_common_shndx.
2197 (Symbol::is_defined): Check Symbol::is_common_shndx.
2198 (Symbol::is_common): Likewise.
2199 (class Symbol_table): Define enum Commons_section_type. Update
2200 declarations. Add small_commons_ and large_commons_ fields.
2201 * symtab.cc (Symbol::is_common_shndx): New function.
2202 (Symbol_table::Symbol_table): Initialize new fields.
2203 (Symbol_table::add_from_object): Put small and large common
2204 symbols in the right list.
2205 (Symbol_table::sized_finalized_symbol): Check
2206 Symbol::is_common_shndx.
2207 (Symbol_table::sized_write_globals): Likewise.
2208 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2209 common symbol lists. Don't call do_allocate_commons_list if the
2211 (Symbol_table::do_allocate_commons_list): Remove is_tls
2212 parameter. Add comons_section_type parameter. Change all
2213 callers. Handle small and large common symbols.
2214 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2215 Symbol::is_common_shndx.
2216 * resolve.cc (symbol_to_bits): Likewise.
2217 * target.h (Target::small_common_shndx): New function.
2218 (Target::small_common_section_flags): New function.
2219 (Target::large_common_shndx): New function.
2220 (Target::large_common_section_flags): New function.
2221 (Target::new_output_section): New function.
2222 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2223 small_common_section_flags, and large_common_section_flags
2225 (Target::do_new_output_section): New virtual function.
2226 * arm.cc (Target_arm::arm_info): Initialize new fields.
2227 * i386.cc (Target_i386::i386_info): Likewise.
2228 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2230 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2231 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2232 (Target_x86_64::do_new_output_section): New function.
2233 * configure.ac: Define conditional MCMODEL_MEDIUM.
2234 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2235 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2236 (large_LDFLAGS): Define.
2237 * testsuite/large.c: New file.
2238 * testsuite/testfile.cc (Target_test::test_target_info):
2239 Initialize new fields.
2240 * configure, testsuite/Makefile.in: Rebuild.
2242 2009-06-05 Doug Kwan <dougkwan@google.com>
2244 * Makefile.am (CCFILES): Add target.cc.
2245 * Makefile.in: Regenerate.
2246 * i386.cc (class Target_i386): Define new virtual method to
2247 override do_is_local_label_name in parent.
2248 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2249 local symbols if --discard-locals or -X is given.
2250 * options.h (class General_options): Declare new options
2251 '--discard-locals' and '-X' for discarding locals.
2252 * target.h (class Target): Define new methods is_local_label_name.
2253 Declare new virtual method do_is_local_label_name.
2254 * target.cc: New file.
2255 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2256 (check_SCRIPTS): Add discard_locals_test.sh.
2257 (check_DATA): Add discard_local_tests.syms.
2258 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2259 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2260 * testsuite/Makefile.in: Regenerate.
2261 * testsuite/discard_locals_test.c: New file.
2262 * testsuite/discard_locals_test.sh: Same.
2264 2009-06-05 Doug Kwan <dougkwan@google.com>
2266 * object.cc (Sized_relobj::Sized_relobj): Initialize
2267 discarded_eh_frame_shndx_ to -1U.
2268 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2270 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2271 a discarded .eh_frame section.
2272 (Sized_relobj::do_finalize_local_symbols): Ditto.
2273 * object.h (class Sized_relobj): Declare new member
2274 discarded_eh_frame_shndx_.
2275 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2276 (local_labels_test.o, local_labels_test): New rules.
2277 * testsuite/Makefile.in: Regenerate.
2279 2009-06-04 Doug Kwan <dougkwan@google.com>
2281 * layout.cc (Layout::section_name_mapping): Add mapping for
2282 special ARM sections.
2284 2009-06-03 Doug Kwan <dougkwan@google.com>
2286 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2287 (utils::has_overflow): Same.
2289 2009-06-03 Ian Lance Taylor <iant@google.com>
2291 * layout.cc (Layout::section_name_mapping): New array, replacing
2292 Layout::linkonce_mapping.
2293 (Layout::section_name_mapping_count): New variable, replacing
2294 Layout::linkonce_mapping_count.
2295 (Layout::linkonce_output_name): Remove.
2296 (Layout::output_section_name): Rewrite.
2297 * layout.h (class Layout): Rename Linkonce_mapping to
2298 Section_name_mapping, linkonce_mapping to section_name_mapping,
2299 linkonce_mapping_count to section_name_mapping_count. Don't
2300 declare linkonce_output_name.
2302 2009-06-03 Doug Kwan <dougkwan@google.com>
2304 * gold/arm.cc (namespace utils): New.
2305 (Target_arm::reloc_is_non_pic): Define new method.
2306 (class Arm_relocate_functions): New.
2307 (Target_arm::Relocate::relocate): Handle relocation types used by
2310 2009-06-03 Ian Lance Taylor <iant@google.com>
2312 * arm.cc (Target_arm::scan::global): Use || instead of |.
2314 2009-06-02 Doug Kwan <dougkwan@google.com>
2316 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2317 issued_non_pic_error_.
2318 (class Target_arm::Scan): Declare new method check_non_pic.
2319 Define new method symbol_needs_plt_entry.
2320 Declare new data member issued_non_pic_error_.
2321 (class Target_arm::Relocate): Declare new method
2322 should_apply_static_reloc.
2323 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2324 (Target_arm::Scan::check_non_pic): Define new method.
2325 (Target_arm::Scan::local): Handle a small subset of reloc types used
2327 (Target_arm::Scan::local): Same.
2328 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2330 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2332 * incremental.cc (Incremental_inputs::report_command_line): Filter
2333 out --incremental-* options.
2335 2009-05-29 Doug Kwan <dougkwan@google.com>
2337 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2339 (class Target_arm): Update comment.
2340 (Target_arm::Target_arm): Initialize new data members GOT_,
2341 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2342 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2343 and Target_arm::rel_dyn_section.
2344 Declare new_enum Target_arm::Got_type.
2345 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2347 Update commments for member do_dynsym_value.
2348 (Target_arm::got_size, Target_arm::plt_section,
2349 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2350 new methods inside class defintion.
2351 (Target_arm::got_section): Define new method.
2352 (Target_arm::rel_dyn_section): Same.
2353 (Output_data_plt_arm): New template class.
2354 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2355 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2356 (Output_data_plt_arm::add_entry): Same.
2357 (Output_data_plt_arm::first_plt_entry): Define new
2358 static data member for PLT instruction template.
2359 (Output_data_plt_arm::plt_entry): Same.
2360 (Output_data_plt_arm::do_write): Define new method.
2361 (Target_arm::make_plt_entry): Same.
2362 (Target_arm::do_finalize_sections): Same.
2363 (Target_arm::do_dynsym_value): Same.
2365 2009-05-28 Doug Kwan <dougkwan@google.com>
2367 * Makefile.am (TARGETSOURCES): Add arm.cc.
2368 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2369 * Makefile.in: Regenerate.
2371 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2373 2009-05-26 Doug Kwan <dougkwan@google.com>
2375 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2376 (General_options::check_excluded_libs): Strip off directories in
2377 archive name before matching like GNU ld does.
2378 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2379 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2380 (exclude_libs_test_LDFLAGS): Add linker option
2381 -Wl,--exclude-libs,libexclude_libs_test_3
2382 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2383 an explicit archive without using -l.
2384 (alt/libexclude_libs_test_3.a): New make rule.
2385 * testsuite/Makefile.in: Regenerate.
2386 * testsuite/exclude_libs_test.c : Declare lib3_default().
2388 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2389 * exclude_libs_test_3.c: New file.
2391 2009-05-26 Nick Clifton <nickc@redhat.com>
2393 * po/id.po: New Indonesian translation.
2394 * po/gold.pot: Updated template file.
2396 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2398 * testsuite/Makefile.am: Add -ffunction-sections to compile
2399 gc_comdat_test files. Add -Wl,--gc-sections to build
2401 * testsuite/Makefile.in: Regenerate.
2402 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2404 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2406 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2407 kept comdat section was garbage collected.
2408 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2409 * testsuite/Makefile.in: Regenerate.
2410 * testsuite/gc_comdat_test.sh: New file.
2411 * testsuite/gc_comdat_test_1.cc: New file.
2412 * testsuite/gc_comdat_test_2.cc: New file.
2414 2009-05-19 Doug Kwan <dougkwan@google.com>
2416 * archive.cc (Archive::Archive): Move constructor from archive.h
2417 to here. Initialize no_export_.
2418 (Archive::get_elf_object_for_member): Set no_export flag of object.
2419 * archive.h (Archive::Archive): Move constructor body to
2421 (Archive::no_export): New method.
2422 (Archive::no_export_): New field.
2423 * object.h (Object::Object): Initialize no_export_ to false.
2424 (Object::no_export, Object::set_no_export): New methods.
2425 (Object::no_export_): New field.
2426 * options.cc (General_options::parse_exclude_libs): New method.
2427 (General_options::check_excluded_libs) Same.
2428 * options.h (exclude_libs): New option.
2429 (General_options::check_excluded_libs): New method declaration.
2430 (General_options::excluded_libs_): New field.
2431 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2432 default or protected visibility if an object has no-export flag set.
2433 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2434 (check_SCRIPTS): Add exclude_libs_test.sh.
2435 (check_DATA): Add exclude_libs_test.syms.
2436 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2437 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2438 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2439 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2440 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2441 libexclude_libs_test_2.a): New rules.
2442 * testsuite/Makefile.in: Regenerate.
2443 * testsuite/exclude_libs_test.c: New file.
2444 * testsuite/exclude_libs_test.sh: Ditto.
2445 * testsuite/exclude_libs_test_1.c: Ditto.
2446 * testsuite/exclude_libs_test_2.c: Ditto.
2448 2009-05-15 Ian Lance Taylor <iant@google.com>
2450 * configure.ac: Check for declarations for cases where libiberty.h
2451 checks HAVE_DECL_xxx.
2452 * configure, config.in: Rebuild.
2454 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2456 * gold.h (Incremental_argument_list): Remove (invalid) forward
2458 * incremental.cc (Incremental_inputs::report_achive): New method.
2459 (Incremental_inputs::report_object): New method.
2460 (Incremental_inputs::report_script): New method.
2461 (Incremental_inputs::finalize_inputs): New method.
2462 (Incremental_inputs::finalize): Call finalize_inputs().
2463 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2464 Create inputs entries.
2465 * incremental.h (Incremental_input_type): New enum.
2466 (Incremental_inputs::Incremental_input): Initialize new fields.
2467 (Incremental_inputs::report_inputs): New method.
2468 (Incremental_inputs::report_achive): New method.
2469 (Incremental_inputs::report_object): New method.
2470 (Incremental_inputs::report_script): New method.
2471 (Incremental_inputs::finalize_inputs): New method.
2472 (Incremental_inputs::Input_info): New struct.
2473 (Incremental_inputs::Input_info_map): New typedef.
2474 (Incremental_inputs::lock_): New field.
2475 (Incremental_inputs::Inputs_): New field.
2476 (Incremental_inputs::Inputs_map): New field.
2477 * main.cc (main): Call Incremental_input::report_inputs.
2478 * options.h (Input_argument_list): Typedef moved from
2480 (Input_file_group::Files): Remove, use ::Input_argument_list.
2481 (Input_file_group::Input_argument_list): Remove, use
2482 ::Input_argument_list.
2483 * plugin.cc (Plugin_manager::add_input_file): Add error in
2485 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2487 * script.cc (read_input_script): Call
2488 Incremental_input::report_script.
2489 * script.h (Script_info): New class.
2491 2009-04-27 Ian Lance Taylor <iant@google.com>
2493 * x86_64.cc (do_adjust_output_section): Set entsize to
2496 2009-04-23 Elliott Hughes <enh@google.com>
2498 * output.cc (Output_file::close): After short writes, continue
2499 writing from the correct offset in the buffer being written.
2501 2009-04-23 Chris Demetriou <cgd@google.com>
2503 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2504 * configure: Regenerate.
2505 * config.in: Regenerate.
2506 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2507 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2509 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2511 * incremental.cc (Incremental_inputs_header_data): Renamed from
2512 Incremental_input_header_data.
2513 (Incremental_inputs_header_data::data_size): New field.
2514 (Incremental_inputs_header_data::put_input_file_count): Renamed
2515 from input_file_count.
2516 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2517 from command_line_offset.
2518 (Incremental_inputs_header_data::put_reserved): Renamed from
2520 (Incremental_inputs_entry_data): Renamed from
2521 Incremental_input_entry_data.
2522 (Incremental_inputs_entry_data::data_size): New field.
2523 (Incremental_inputs::report_command_line): New method.
2524 (Incremental_inputs::finalize): New method.
2525 (Incremental_inputs::create_incremental_inputs_data): New method.
2526 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2527 * incremental.h: New file.
2528 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2529 (Layout::finalize): Create incremental inputs section in
2531 (Layout::create_incremental_info_sections): New method.
2532 * layout.h (Layout::incremental_inputs): New method.
2533 (Layout::create_incremental_info_sections): New method.
2534 (Layout::incremental_inputs_): New field.
2535 * main.cc (main): Notify Incremental_input of the command line.
2537 2009-04-01 Ian Lance Taylor <iant@google.com>
2538 Mikolaj Zalewski <mikolajz@google.com>
2540 * gold.h (reserve_unordered_map): Define, three versions, one for
2541 each version of Unordered_map.
2542 * layout.cc (Layout::Layout): Remove options parameter. Add
2543 number_of_input_files parameter. Don't initialize options_.
2544 Initialize number_of_input_files_ and resized_signatures_. Move
2545 sections_are_attached_.
2546 (Layout::layout_group): Reserve space for group_signatures_.
2547 (Layout::find_or_add_kept_section): Change name parameter to be a
2548 reference. Resize signatures_ map when it gets large enough.
2549 (Layout::layout_eh_frame): Use parameters->options() instead of
2551 (Layout::make_output_section): Likewise.
2552 (Layout::attach_allocated_section_to_segment): Likewise.
2553 (Layout::finalize, Layout::create_executable_stack): Likewise.
2554 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2555 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2556 * layout.h (class Layout): Update declarations. Remove options_
2557 field. Add number_of_input_files_ and resized_signatures_
2558 fields. Move sections_are_attached_ field.
2559 * main.cc (main): Pass number of input files to Layout
2560 constructor. Don't pass options.
2562 2009-03-30 Ian Lance Taylor <iant@google.com>
2564 * ffsll.c (ffsll): Correct implementation.
2566 2009-03-27 Ian Lance Taylor <iant@google.com>
2568 * ffsll.c: New file.
2569 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2570 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2571 * ftruncate.c (ftruncate): Declare before definition.
2572 * mremap.c (mremap): Likewise.
2573 * pread.c (pread): Likewise.
2574 * configure, Makefile.in, config.in: Rebuild.
2576 * mremap.c: New file.
2577 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2578 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2579 (mremap): Declare if HAVE_MREMAP is not defined.
2580 * configure, Makefile.in, config.in: Rebuild.
2582 2009-03-27 Cary Coutant <ccoutant@google.com>
2584 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2585 position independent.
2586 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2587 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2589 2009-03-24 Cary Coutant <ccoutant@google.com>
2591 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2593 (needs_dynamic_reloc): Likewise.
2595 2009-03-24 Ian Lance Taylor <iant@google.com>
2597 * yyscript.y (file_cmd): Recognize EXTERN.
2598 (extern_name_list, extern_name_list_body): New nonterminals.
2599 * script.cc (script_add_extern): Define.
2600 * script-c.h (script_add_extern): Declare.
2602 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2604 * object.cc (is_elf_object): Define.
2605 * object.h (is_elf_object): Declare.
2606 * archive.cc (Archive::get_elf_object_for_member): Call
2608 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2610 2009-03-24 Elliott Hughes <enh@google.com>
2612 * output.cc (Output_file::map_anonymous): Define.
2613 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2614 try an anonymous one. Report the size if the mmap fails.
2615 * output.h (class Output_file): Declare map_anonymous.
2617 2009-03-24 Ian Lance Taylor <iant@google.com>
2619 * target-select.cc (instantiate_target): Don't acquire the lock if
2620 the instantiated_target_ field has already been set.
2622 2009-03-23 Ian Lance Taylor <iant@google.com>
2624 * gold-threads.h (class Initialize_lock): Define.
2625 * gold-threads.cc (class Initialize_lock_once): Define.
2626 (initialize_lock_control): New static variable.
2627 (initialize_lock_pointer): New static variable.
2628 (initialize_lock_once): New static function.
2629 (Initialize_lock::Initialize_lock): Define.
2630 (Initialize_lock::initialize): Define.
2631 * target-select.h: Include "gold-threads.h".
2632 (class Target_selector): Add lock_ and initialize_lock_ fields.
2633 Don't define instantiate_target, just declare it.
2634 * target-select.cc (Target_selector::Target_selector): Initialize
2636 (Target_selector::instantiate_target): Define.
2637 * descriptors.h: Include "gold-threads.h".
2638 (class Descriptors): Add initialize_lock_ field.
2639 * descriptors.cc (Descriptors::Descriptors): Initialize new
2641 (Descriptors::open): Use initialize_lock_ field
2642 * errors.h (class Errors): Add initialize_lock_ field.
2643 * errors.cc (Errors::Errors): Initialize new field.
2644 (Errors::initialize_lock): Use initialize_lock_ field.
2645 * powerpc.cc (class Target_selector_powerpc): Remove
2646 instantiated_target_ field. In do_recognize call
2647 instantiate_target rather than do_instantiate_target. In
2648 do_instantiate_target just allocate a new target.
2649 * sparc.cc (class Target_selector_sparc): Likewise.
2651 * freebsd.h: New file.
2652 * i386.cc: Include "freebsd.h".
2653 (Target_i386): Derive from Target_freebsd rather than
2655 (Target_selector_i386): Derive from Target_selector_freebsd rather
2656 than Target_selector.
2657 * x86_64.cc: Include "freebsd.h".
2658 (Target_x86_64): Derive from Target_freebsd rather than
2660 (Target_selector_x86_64): Derive from Target_selector_freebsd
2661 rather than Target_selector.
2662 * target.h (class Target): Add adjust_elf_header and
2663 do_adjust_elf_header.
2664 * output.cc (Output_file_header:: do_sized_write): Call target
2665 adjust_elf_header routine.
2666 * configure.tgt: Set targ_osabi.
2667 * configure.ac: Define GOLD_DEFAULT_OSABI.
2668 * parameters.cc (Parameters::default_target): Pass
2669 GOLD_DEFAULT_OSABI to select_target.
2670 * target-select.h (class Target_selector): Make instantiate_target
2671 protected rather than private.
2672 * Makefile.am (HFILES): Add freebsd.h.
2673 * configure, Makefile.in, config.in: Rebuild.
2675 * merge.cc (do_add_input_section): Correct pend value. Change
2676 message about last entry not being null terminated from error to
2679 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2681 * incremental.cc: New file.
2682 * Makefile.am (CCFILES): Add incremental.cc.
2683 * Makefile.in: Rebuild.
2685 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2687 * layout.cc (Layout::output_section_name): Preserve names
2688 of '.note.' sections.
2690 2009-03-19 Ian Lance Taylor <iant@google.com>
2692 * descriptors.cc (Descriptors::open): Check that the options are
2693 valid before using them.
2695 2009-03-18 Ian Lance Taylor <iant@google.com>
2697 * script-sections.h: Include <list>.
2698 (class Script_sections): Change Sections_elements from std::vector
2699 to std::list. Typedef public Elements_iterator. Add
2700 orphan_section_placement_, data_segment_align_start_, and
2701 saw_data_segment_align_ fields. Remove data_segment_align_index_
2703 * script-sections.cc (class Orphan_section_placement): New class.
2704 (class Sections_element): Add virtual functions is_relro and
2705 orphan_section_init. Remove virtual function place_orphan_here.
2706 (class Output_section_definition): Add is_relro and
2707 orphan_section_init. Remove place_orphan_here.
2708 (class Orphan_output_section): Likewise.
2709 (Script_sections::Script_sections): Update for field changes.
2710 (Script_sections::data_segment_align): Set saw_data_segment_align_
2711 and data_segment_align_start_, not data_segment_align_index.
2712 (Script_sections::data_segment_relro_end): Check
2713 saw_data_segment_align_. Use data_segment_align_start_ rather
2714 than data_segment_align_index_.
2715 (Script_sections::place_orphan): Rewrite to use
2716 Orphan_section_placement.
2718 2009-03-17 Ian Lance Taylor <iant@google.com>
2720 * archive.cc (Archive::add_symbols): Check for a version attached
2721 to the symbol name in the archive map.
2722 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2723 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2724 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2725 (ver_test_11.a): New target.
2726 * testsuite/Makefile.in: Rebuild.
2728 * configure.ac: Check for chsize and posix_fallocate. Replace
2730 * ftruncate.c: New file, from gnulib.
2731 * output.cc (posix_fallocate): Define dummy version if not
2732 HAVE_POSIX_FALLOCATE.
2733 (Output_file::map): Call posix_fallocate rather than lseek and
2735 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2736 * configure, Makefile.in, config.in: Rebuild.
2738 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2740 * layout.h (Layout::create_note): Add section_name parameter.
2741 * layout.cc (Layout::create_note): Likewise.
2742 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2744 2009-03-17 Ian Lance Taylor <iant@google.com>
2746 * descriptors.cc: Include "options.h".
2747 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2748 (Descriptors::open): Always use O_CLOEXEC when opening a new
2749 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2750 then set FD_CLOEXEC.
2752 * sparc.cc (class Target_sparc): Add has_got_section.
2753 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2754 make sure we have a GOT section.
2756 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2757 (Target_sparc::Scan::local): Likewise.
2758 (Target_sparc::Scan::global): Likewise.
2759 (Target_sparc::Relocate::relocate): Likewise.
2760 (Target_sparc::Relocate::relocate_tls): Likewise.
2762 * symtab.cc (Symbol_table::define_default_version): New function,
2763 broken out of add_from_object.
2764 (Symbol_table::add_from_object): Call define_default_version.
2765 (Symbol_table::define_special_symbol): Add resolve_oldsym
2766 parameter. Change all callers. If the version for a symbol comes
2767 from a version script, resolve it with the symbol with the same
2768 name with no version. Also add the symbol without a version if
2770 (do_define_in_output_data): If resolving with oldsym, don't delete
2772 (do_define_in_output_segment): Likewise.
2773 (do_define_as_constant): Likewise.
2774 * symtab.h (class Symbol_table): Update declarations.
2776 2009-03-13 Ian Lance Taylor <iant@google.com>
2778 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2779 (Read_symbols::requeue): New function.
2780 (Read_symbols::do_read_symbols): If make_elf_object fails because
2781 the target type is not configured, and the file was searched for,
2782 issue a warning and retry with the next directory.
2783 (Add_symbols::run): If the file has an incompatible format, and
2784 it was searched for, requeue the Read_symbols task. On error,
2786 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2787 dirindex parameter to constructor. Change all callers. Declare
2788 incompatible_warning and requeue.
2789 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2790 input_argument_ and input_group_ fields. Add them to
2791 constructor. Change all callers.
2792 (class Read_script): Add dirindex_ field. Add it to constructor.
2794 * archive.cc (Archive::setup): Remove input_objects parameter.
2796 (Archive::get_file_and_offset): Likewise.
2797 (Archive::read_all_symbols): Likewise.
2798 (Archive::read_symbols): Likewise.
2799 (Archive::get_elf_object_for_member): Remove input_objects
2800 parameter. Add punconfigured parameter. Change all callers.
2801 (Archive::add_symbols): Change return type to bool. Check return
2802 value of include_member.
2803 (Archive::include_all_members): Likewise.
2804 (Archive::include_member): Change return type to bool. Return
2805 false if first included object has incompatible target. Set
2806 included_member_ field.
2807 (Add_archive_symbols::run): If add_symbols returns false, requeue
2809 * archive.h (class Archive): Add included_member_ field.
2810 Initialize it in constructor. Add input_file and searched_for
2811 methods. Update declarations.
2812 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2813 input_argument_ fields. Add them to constructor. Change all
2815 * script.cc: Include "target-select.h".
2816 (class Parser_closure): Add skip_on_incompatible_target_ and
2817 found_incompatible_target_ fields. Add
2818 skip_on_incompatible_target parameter to constructor. Change all
2819 callers. Add methods skip_on_incompatible_target,
2820 clear_skip_on_incompatible_target, found_incompatible_target, and
2821 set_found_incompatible_target.
2822 (read_input_script): Add dirindex parameter. Change all callers.
2823 If parser finds an incompatible target, requeue Read_symbols
2825 (script_set_symbol): Clear skip_on_incompatible_target in
2827 (script_add_assertion, script_parse_option): Likewise.
2828 (script_start_sections, script_add_phdr): Likewise.
2829 (script_check_output_format): New function.
2830 * script.h (read_input_script): Update declaration.
2831 * script-c.h (script_check_output_format): Declare.
2832 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2833 (ignore_cmd): Remove OUTPUT_FORMAT.
2834 * fileread.cc (Input_file::Input_file): Add explicit this.
2835 (Input_file::will_search_for): New function.
2836 (Input_file::open): Add pindex parameter. Change all callers.
2837 * fileread.h (class Input_file): Add input_file_argument method.
2838 Declare will_search_for. Update declarations.
2839 * object.cc (make_elf_object): Add punconfigured parameter.
2841 * object.h (class Object): Make input_file public. Add
2842 searched_for method.
2843 (make_elf_object): Update declaration.
2844 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2846 * dirsearch.h (class Dirsearch): Update declaration.
2847 * options.h (class General_options): Add --warn-search-mismatch.
2848 * parameters.cc (Parameters::is_compatible_target): New function.
2849 * parameters.h (class Parameters): Declare is_compatible_target.
2850 * workqueue.cc (Workqueue::add_blocker): New function.
2851 * workqueue.h (class Workqueue): Declare add_blocker.
2853 * fileread.cc (Input_file::open): Remove options parameter.
2855 (Input_file::open_binary): Likewise.
2856 * script.cc (read_input_script): Likewise.
2857 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2858 options parameter from constructor. Change all callers.
2859 (class Read_script): Likewise.
2860 * fileread.h (class Input_file): Update declarations.
2861 * script.h (read_input_script): Update declaration.
2863 2009-03-10 Nick Clifton <nickc@redhat.com>
2865 * po/es.po: New Spanish translation.
2867 2009-03-06 Cary Coutant <ccoutant@google.com>
2869 * options.cc (parse_short_option): Keep dash_z from registering itself.
2871 2009-03-03 Ian Lance Taylor <iant@google.com>
2874 * target-reloc.h (relocate_section): Pass output_section to
2876 * i386.cc (Target_i386::should_apply_static_reloc): Add
2877 output_section parameter. Change all callers.
2878 (Target_i386::Relocate::relocate): Add output_section parameter.
2879 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2880 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2881 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2882 * testsuite/two_file_shared.sh: New script.
2883 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2884 (check_DATA): Add two_file_shared.dbg.
2885 (two_file_shared.dbg): New target.
2886 * testsuite/Makefile.in: Rebuild.
2888 2009-03-01 Ian Lance Taylor <iant@google.com>
2890 * configure.ac: Check for byteswap.h.
2891 * configure: Rebuild.
2892 * config.in: Rebuild.
2894 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2896 * layout.cc (Layout::find_or_add_kept_section): New function.
2897 (Layout::add_comdat): Removed.
2898 * layout.h (struct Kept_section): Move out of class Layout.
2899 Remove trailing underscores from field names. Add group_sections
2900 field. Rename group_ field to is_group. Change all uses.
2901 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2902 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2903 comdat_groups_ field.
2904 (Sized_relobj::include_section_group): Use
2905 find_or_add_kept_section and Kept_section::group_sections.
2906 (Sized_relobj::include_linkonce_section): Likewise.
2907 * object.cc (class Sized_relobj): Don't define Comdat_group or
2908 Comdat_group_table. Remove find_comdat_group and
2909 add_comdat_group. Remove comdat_groups_ field.
2910 * plugin.cc (include_comdat_group): Use
2911 Layout::find_or_add_kept_section.
2913 2009-02-28 Ian Lance Taylor <iant@google.com>
2915 * README: --gc-sections and map files are now supported. Document
2916 some build requirements.
2919 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2920 relocatable link set the value of the section symbol to zero.
2921 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2922 relocatable link don't include the section address in the local
2925 2009-02-27 Ian Lance Taylor <iant@google.com>
2928 * options.h (class Search_directory): Add is_system_directory.
2929 (class General_options): Declare is_in_system_directory.
2930 * options.cc (get_relative_sysroot): Make static.
2931 (get_default_sysroot): Make static.
2932 (General_optoins::is_in_system_directory): New function.
2933 * fileread.cc (Input_file::is_in_system_directory): New function.
2934 * fileread.h (class Input_file): Declare is_in_system_directory.
2935 * object.h (class Object): Add is_in_system_directory.
2936 (class Input_objects): Remove system_library_directory_ field.
2937 * object.cc (Input_objects::add_object): Don't set
2938 system_library_directory_.
2939 (input_objects::found_in_system_library_directory): Remove.
2940 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2941 parameter. Change all callers.
2942 (Symbol_table::sized_write_globals): Likewise.
2943 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2944 Call Object::is_in_system_directory.
2945 * symtab.h (class Symbol_table): Update declarations.
2948 * descriptors.h (Open_descriptor): Add is_on_stack field.
2949 * descriptors.cc (Descriptors::open): If the descriptor is on the
2950 top of the stack, remove it. Initialize is_on_stack field.
2951 (Descriptors::release): Only add pod to stack if it is not on the
2953 (Descriptors::close_some_descriptor): Clear stack_next and
2957 * output.cc (Output_section::find_starting_output_address): Rename
2958 from starting_output_address; add PADDR parameter; change return
2960 * output.h (class Output_section): Declare
2961 find_starting_output_address instead of starting_output_address.
2962 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2963 section symbol for which we can't find a merge section.
2966 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2967 hidden or internal, force the symbol to be local.
2968 * resolve.cc (Symbol::override_visibility): Define.
2969 (Symbol::override_base): Use override_visibility.
2970 (Symbol_table::resolve): Likewise.
2971 (Symbol::override_base_with_special): Likewise.
2972 (Symbol_table::override_with_special): If the visibility is hidden
2973 or internal, force the symbol to be local.
2974 * symtab.h (class Symbol): Add set_visibility and
2975 override_visibility.
2976 * testsuite/ver_test_1.sh: New file.
2977 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2978 (check_DATA): Add ver_test_1.syms.
2979 (ver_test_1.syms): New target.
2980 * testsuite/Makefile.in: Rebuild.
2982 2009-02-25 Cary Coutant <ccoutant@google.com>
2984 * layout.cc (Layout::choose_output_section): Don't rename sections
2985 when using a linker script that has a SECTIONS clause.
2986 * Makefile.in: Regenerate.
2988 * testsuite/Makefile.am (script_test_5.sh): New test case.
2989 * testsuite/Makefile.in: Regenerate.
2990 * testsuite/script_test_5.cc: New file.
2991 * testsuite/script_test_5.sh: New file.
2992 * testsuite/script_test_5.t: New file.
2994 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2996 * archive.cc (Archive::include_member): Update calls to add_symbols.
2997 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2998 the Layout argument.
2999 * dynobj.h (do_add_symbols): Add the Layout argument.
3000 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3002 * object.h (Object::add_symbols): Add the Layout argument.
3003 (Object::do_add_symbols): Add the Layout argument.
3004 (Sized_relobj::do_add_symbols): Add the Layout argument.
3005 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3006 Unify the two versions.
3007 (Add_plugin_symbols): Remove.
3008 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3009 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3010 (Add_plugin_symbols): Remove.
3011 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3012 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3013 (Add_symbols::run): Make it work with Pulginobj.
3015 2009-02-06 Ian Lance Taylor <iant@google.com>
3017 * object.cc (Sized_relobj::do_layout): Make info message start
3018 with lower case letter.
3020 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3022 * binary.cc: Fix file comment.
3024 * options.h (enum Incremental_disposition): Define.
3025 (class General_options): Add new options: --incremental,
3026 --incremental_changed, --incremental_unchanged,
3027 --incremental_unknown. Add incremental_disposition_ and
3028 implicit_incremental_ fields.
3029 (General_options::incremental_disposition): New function.
3030 (class Position_dependent_options): Add incremental_disposition
3032 (Position_dependent_options::copy_from_options): Set incremental
3034 * options.cc (General_options::parse_incremental_changed): New
3036 (General_options::parse_incremental_unchanged): New function.
3037 (General_options::parse_incremental_unknown): New function.
3038 (General_options::General_options): Initialize new fields
3039 incremental_disposition_ and implicit_incremental_.
3040 (General_options::finalize): Check for uasge of --incremental-*
3041 without --incremental.
3043 2009-02-06 Chris Demetriou <cgd@google.com>
3045 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3046 pointer and to report location as the file name associated with
3048 (gold_undefined_symbol_at_location): New function to replace the
3049 old gold_undefined_symbol functionality.
3050 * target-reloc.h (relocate_section): Update to use
3051 gold_undefined_symbol_at_location.
3052 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3053 Call gold_undefined_symbol function rather than gold_error.
3054 * errors.h (Errors::undefined_symbol): Take location as a
3055 string, rather than calculating it from a relocation.
3056 * errors.cc (Errors::fatal): Print "fatal error:" before the
3058 (Errors::error, Errors::error_at_location): Print "error: "
3059 before the formatted message.
3060 (Errors::undefined_symbol): Take location as a string, rather
3061 than calculating it from a relocation.
3062 (gold_undefined_symbol_at_location): New function akin to
3063 old gold_undefined_symbol, calculates location from relocation.
3064 (gold_undefined_symbol): Change to take only a Symbol pointer
3065 and to report location as the file name associated with the symbol.
3066 * testsuite/debug_msg.sh: Update for changed error messages.
3067 * testsuite/undef_symbol.sh: Likewise.
3069 2009-02-04 Duncan Sands <baldrick@free.fr>
3072 * reduced_debug_output.h
3073 (Output_reduced_debug_abbrev_section::failed): Use format for
3075 (Output_reduced_debug_info_section::faild): Likewise.
3077 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3079 * script.cc (Lazy_demangler): New class.
3080 (Version_script_info::get_symbol_version_helper): Demangle a
3083 2009-01-29 Cary Coutant <ccoutant@google.com>
3085 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3087 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3089 2009-01-28 Ian Lance Taylor <iant@google.com>
3091 * version.cc (version_string): Bump to 1.9.
3093 * gold.h: Include <cstring> and <stdint.h>.
3094 * version.cc: Include <cstdio>.
3095 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3097 * reduced_debug_output.cc (insert_into_vector): Rename from
3098 Insert_into_vector; change all callers. Use Swap_unaligned to
3099 avoid aliasing issue; remove union since it is unnecessary.
3101 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3103 * Makefile.am (CCFILES): Add gc.cc.
3105 * Makefile.in: Regenerate.
3106 * gold.cc (Gc_runner): New class.
3107 (queue_initial_tasks): Call garbage collection related tasks
3108 when corresponding options are invoked.
3109 (queue_middle_gc_tasks): New function.
3110 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3111 processed early before laying out sections during garbage collection.
3112 * gold.h (queue_middle_gc_tasks): New function.
3113 (is_prefix_of): Move from "layout.cc".
3114 * i386.cc (Target_i386::gc_process_relocs): New function.
3115 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3116 * main.cc (main): Create object of class "Garbage_collection".
3117 * object.cc (Relobj::copy_symbols_data): New function.
3118 (Relobj::is_section_name_included): New function.
3119 (Sized_relobj::do_layout): Allow this function to be called twice
3120 during garbage collection and defer layout of section during the
3122 * object.h (Relobj::get_symbols_data): New function.
3123 (Relobj::is_section_name_included): New function.
3124 (Relobj::copy_symbols_data): New function.
3125 (Relobj::set_symbols_data): New function.
3126 (Relobj::get_relocs_data): New function.
3127 (Relobj::set_relocs_data): New function.
3128 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3129 (Relobj::gc_process_relocs): New function.
3130 (Relobj::do_gc_process_relocs): New pure virtual function.
3131 (Relobj::sd_): New data member.
3132 (Sized_relobj::is_output_section_offset_invalid): New function.
3133 (Sized_relobj::do_gc_process_relocs): New function.
3134 * options.h (General_options::gc_sections): Modify to not be a no-op.
3135 (General_options::print_gc_sections): New option.
3136 * plugin.cc (Plugin_finish::run): Remove function call to
3137 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3138 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3139 * reloc.cc (Read_relocs::run): Add task to process relocs and
3140 determine unreferenced sections when doing garbage collection.
3141 (Gc_process_relocs): New class.
3142 (Sized_relobj::do_gc_process_relocs): New function.
3143 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3144 sections that are garbage collected.
3145 * reloc.h (Gc_process_relocs): New class.
3146 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3147 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3148 symbols whose corresponding sections are garbage collected.
3149 (Symbol_table::Symbol_table): Add new parameter for the garbage
3151 (Symbol_table::gc_mark_undef_symbols): New function.
3152 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3153 (Symbol_table::gc_mark_dyn_syms): New function.
3154 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3156 (Symbol_table::add_from_object): Likewise.
3157 (Symbol_table::add_from_relobj): When building shared objects, do not
3158 treat externally visible symbols as garbage.
3159 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3160 table information for static and relocatable links.
3161 * symtab.h (Symbol_table::set_gc): New function.
3162 (Symbol_table::gc): New function.
3163 (Symbol_table::gc_mark_undef_symbols): New function.
3164 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3165 (Symbol_table::gc_mark_dyn_syms): New function.
3166 (Symbol_table::gc_): New data member.
3167 * target.h (Sized_target::gc_process_relocs): New pure virtual
3169 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3170 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3172 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3174 * options.h (General_options::gc_sections): Define as a no-op for now.
3175 (General_options::no_keep_memory): Ditto.
3176 (General_options::Bshareable): Define.
3177 * options.cc (General_options::finalize): Honor -Bshareable.
3179 2009-01-20 Andreas Schwab <schwab@suse.de>
3181 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3182 read the value in the contents, since we don't use it. Use the
3183 template endianness when writing.
3184 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3186 2009-01-19 Andreas Schwab <schwab@suse.de>
3188 * configure.tgt (powerpc64-*): Fix targ_obj.
3190 2009-01-15 Ian Lance Taylor <iant@google.com>
3192 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3193 local symbols when stripping all symbols.
3195 2009-01-14 Cary Coutant <ccoutant@google.com>
3197 * output.cc (Output_reloc): Add explicit instantiations.
3199 2009-01-14 Cary Coutant <ccoutant@google.com>
3201 * archive.cc (Archive::get_elf_object_for_member): Remove call
3202 to File_read::claim_for_plugin.
3203 * descriptors.cc (Descriptors::open): Remove reference to
3205 (Descriptors::claim_for_plugin): Remove.
3206 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3207 (Descriptors::is_claimed): Remove.
3208 (claim_descriptor_for_plugin): Remove.
3209 * fileread.cc (File_read::claim_for_plugin): Remove.
3210 * fileread.h (File_read::claim_for_plugin): Remove.
3211 (File_read::descriptor): Reopen descriptor if necessary.
3212 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3213 (Plugin_manager::all_symbols_read): Add task parameter. Change
3215 (Plugin_manager::get_input_file): New function.
3216 (Plugin_manager::release_input_file): New function.
3217 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3218 corresponding data member.
3219 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3220 and pass to base constructor. Change all callers.
3221 (get_input_file, release_input_file): New functions.
3222 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3223 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3224 (Plugin_manager::all_symbols_read): Add task parameter.
3225 (Plugin_manager::get_input_file): New function.
3226 (Plugin_manager::release_input_file): New function.
3227 (Plugin_manager::task_): New data member.
3228 (Pluginobj::Pluginobj): Add filesize parameter.
3229 (Pluginobj::filename): New function.
3230 (Pluginobj::descriptor): New function.
3231 (Pluginobj::filesize): New function.
3232 (Pluginobj::filesize_): New data member.
3233 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3234 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3235 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3237 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3238 with archive libraries.
3239 * testsuite/Makefile.in: Regenerate.
3240 * testsuite/plugin_test.c (struct sym_info): New type.
3241 (get_input_file, release_input_file): New static variables.
3242 (onload): Capture new transfer vector entries.
3243 (claim_file_hook): Stop reading at end of file according to filesize.
3244 Factor out parsing of readelf output into separate function.
3245 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3246 APIs and get the source file name from the symbol table. Convert
3247 source file name to corresponding object file name. Print info
3248 message when adding new input files.
3249 (parse_readelf_line): New function.
3250 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3251 * testsuite/plugin_test_2.sh: Likewise.
3252 * testsuite/plugin_test_3.sh: Likewise.
3253 * testsuite/plugin_test_4.sh: New test case.
3255 2009-01-07 Ian Lance Taylor <iant@google.com>
3257 * version.cc (version_string): Bump to 1.8.
3259 2008-12-23 Cary Coutant <ccoutant@google.com>
3261 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3262 * plugin.cc (Plugin_manager::finish): Rename as
3263 layout_deferred_objects. Move cleanup to separate function.
3264 (Plugin_manager::cleanup): New function.
3265 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3267 * plugin.h (Plugin_manager::finish): Rename as
3268 layout_deferred_objects.
3269 (Plugin_manager::cleanup): New function.
3270 (Plugin_manager::cleanup_done): New field.
3272 2008-12-23 Cary Coutant <ccoutant@google.com>
3274 * plugin.cc (is_visible_from_outside): New function.
3275 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3276 so we don't return "IR only" status for exported symbols or -r links.
3278 * testsuite/Makefile.am (plugin_test_3): New test case.
3279 * testsuite/Makefile.in: Regenerate.
3280 * testsuite/plugin_test_3.sh: New file.
3282 2008-12-22 Cary Coutant <ccoutant@google.com>
3284 * object.cc (Sized_relobj::layout_section): New function.
3285 (Sized_relobj::do_layout): Defer layout of input sections until after
3286 plugin has provided replacement files.
3287 (Sized_relobj::do_layout_deferred_sections): New function.
3288 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3289 (Relobj::layout_deferred_sections): New function.
3290 (Relobj::do_layout_deferred_sections): New function.
3291 (Sized_relobj::do_layout_deferred_sections): New function.
3292 (Sized_relobj::layout_section): New function.
3293 (Sized_relobj::Deferred_layout): New structure.
3294 (Sized_relobj::deferred_layout_): New field.
3295 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3296 Change all callers. Layout deferred sections.
3297 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3299 (Plugin_hook::run): Move code from do_plugin_hook inline.
3300 (Plugin_hook::do_plugin_hook): Remove.
3301 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3302 (Plugin_manager::finish): Renamed, was cleanup.
3303 (Plugin_manager::should_defer_layout): New function.
3304 (Plugin_manager::add_deferred_layout_object): New function.
3305 (Plugin_manager::Deferred_layout_list): New type.
3306 (Plugin_manager::deferred_layout_objects_): New field.
3307 (Plugin_hook::do_plugin_hook): Remove.
3309 2008-12-17 Ian Lance Taylor <iant@google.com>
3311 * options.h (class General_options): Add --no case for
3314 2008-12-16 Cary Coutant <ccoutant@google.com>
3316 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3318 (Plugin_manager::claim_file): Create plugin object even if
3319 plugin did not call the add_symbols callback.
3320 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3321 asking for more symbols than were added.
3322 * testsuite/Makefile.am (plugin_test_1): Add test case with
3324 (empty.syms): New target.
3325 * testsuite/Makefile.in: Regenerate.
3326 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3327 message. Don't call add_symbols if no globals.
3328 (all_symbols_read_hook): Don't provide replacement for empty
3331 2008-12-12 Ian Lance Taylor <iant@google.com>
3333 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3334 r_type == 0 for a local symbol with r_sym == 0.
3335 (scan_relocatable_relocs): Pass r_sym to
3336 local_non_section_strategy.
3337 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3340 * configure.ac: Update test for TLS descriptors: they are
3341 supported as of glibc 2.9.
3342 * configure: Rebuild.
3344 2008-12-11 Ian Lance Taylor <iant@google.com>
3347 * target-reloc.h (Default_scan_relocatable_relocs): For each
3348 function, map r_type == 0 to RELOC_DISCARD.
3350 2008-12-10 Cary Coutant <ccoutant@google.com>
3352 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3353 object to override a kept COMDAT group from a plugin object.
3355 2008-12-09 Ian Lance Taylor <iant@google.com>
3358 * yyscript.y (file_cmd): Handle INPUT.
3360 * testsuite/initpri1.c: Change all declarations to be full
3361 prototypes by adding void, to avoid compiler warnings.
3363 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3365 * options.cc (General_options::parse_plugin_opt): New.
3366 (General_options::add_plugin): The argument now is just the filename.
3367 (General_options::add_plugin_option): New.
3368 * options.h (plugin_opt): New.
3369 (add_plugin): Change argument name.
3370 (add_plugin_option): New.
3371 * plugin.cc (Plugin::load): Don't parse the plugin option.
3372 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3373 (Plugin::add_option): New.
3374 (Plugin::args_): Change type.
3375 (Plugin::filename_): New.
3376 (Plugin_manager::add_plugin_option): New.
3377 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3378 * testsuite/Makefile.in: Regenerate.
3380 2008-12-05 Cary Coutant <ccoutant@google.com>
3382 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3383 Handle --strip-lto-sections option.
3384 * options.h (strip_lto_sections): New option.
3386 2008-12-01 Cary Coutant <ccoutant@google.com>
3388 * plugin.cc (ld_plugin_message): Change format parameter to const.
3389 Fix mismatch between new[] and delete.
3391 2008-11-14 Cary Coutant <ccoutant@google.com>
3393 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3396 2008-11-05 Craig Silverstein <csilvers@google.com>
3398 * options.cc (General_options::parse_dynamic_list): New function.
3399 * options.h (General_options): New flags dynamic_list,
3400 dynamic_list_data, dynamic_list_cpp_new, and
3401 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3402 (General_options::in_dynamic_list): New function.
3403 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3404 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3405 (Lex::can_continue_name): Likewise.
3407 (read_script_file): New parameter script_options.
3408 (read_dynamic_list): New function.
3409 (Script_options::define_dynamic_list): New function.
3410 (dynamic_list_keyword_parsecodes): New variable.
3411 (dynamic_list_keywords): New variable.
3412 * script.h (Script_options::define_dynamic_list): New function
3414 (read_dynamic_list): New function prototype.
3415 * symtab.cc (strprefix): New macro.
3416 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3417 dynamic_list_data, dynamic_list_cpp_new, and
3418 dynamic_list_cpp_typeinfo.
3419 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3420 (dynamic_list_expr): New rule.
3421 (dynamic_list_nodes): Likewise.
3422 (dynamic_list_node): Likewise.
3423 * testsuite/Makefile.am (dynamic_list): New test.
3424 * testsuite/Makefile.in: Regenerated.
3425 * testsuite/dynamic_list.t: New file.
3426 * testsuite/dynamic_list.sh: New file.
3428 2008-11-05 Craig Silverstein <csilvers@google.com>
3430 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3431 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3432 (t11_last): Likewise.
3433 * testsuite/ver_test_6.c (main): Likewise.
3435 2008-10-07 Cary Coutant <ccoutant@google.com>
3437 * options.c (General_options::finalize): Add check for -static and
3439 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3442 2008-10-02 Cary Coutant <ccoutant@google.com>
3444 * plugin.cc (make_sized_plugin_object): Fix conditional
3445 compilation to work when not all targets are enabled.
3447 2008-09-29 Cary Coutant <ccoutant@google.com>
3449 * archive.cc (Archive::get_file_and_offset): Use filename instead
3450 of name to get library path.
3451 (Archive::include_member): Unlock external member of a thin archive.
3453 * testsuite/Makefile.am (TEST_AR): New variable.
3454 (thin_archive_test_1): New test.
3455 (thin_archive_test_2): New test.
3456 * testsuite/Makefile.in: Regenerate.
3457 * testsuite/thin_archive_main.cc: New file.
3458 * testsuite/thin_archive_test_1.cc: New file.
3459 * testsuite/thin_archive_test_2.cc: New file.
3460 * testsuite/thin_archive_test_3.cc: New file.
3461 * testsuite/thin_archive_test_4.cc: New file.
3463 2008-09-29 Cary Coutant <ccoutant@google.com>
3465 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3466 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3468 (Sized_relobj::do_finalize_local_symbols): Likewise.
3469 (Sized_relobj::map_to_kept_section): Likewise.
3470 * object.h (Sized_relobj::invalid_address): New constant.
3471 (Sized_relobj::do_output_section_offset): Check for invalid_address
3473 * output.cc (Output_reloc::local_section_offset): Use constant
3474 invalid_address instead of -1U.
3475 (Output_reloc::get_address): Likewise.
3476 (Output_section::output_address): Change -1U to -1ULL.
3477 * output.h (Output_reloc::invalid_address): New constant.
3478 * reloc.cc (Sized_relobj::write_sections): Use constant
3479 invalid_address instead of -1U.
3480 (Sized_relobj::relocate_sections): Likewise.
3481 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3482 values for merge sections.
3483 * target-reloc.h (relocate_for_relocatable): Use constant
3484 invalid_address instead of -1U.
3486 2008-09-19 Cary Coutant <ccoutant@google.com>
3488 Add plugin functionality for link-time optimization (LTO).
3489 * configure.ac (plugins): Add --enable-plugins option.
3490 * configure: Regenerate.
3491 * config.in: Regenerate.
3492 * Makefile.am (LIBDL): New variable.
3493 (CCFILES): Add plugin.cc.
3494 (HFILES): Add plugin.h.
3495 (ldadd_var): Add LIBDL.
3496 * Makefile.in: Regenerate.
3498 * archive.cc: Include "plugin.h".
3499 (Archive::setup): Don't preread archive symbols when using a plugin.
3500 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3501 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3503 (Archive::include_member): Add symbols from plugin objects.
3504 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3505 * descriptors.cc (Descriptors::open): Check for file descriptors
3506 abandoned by plugins.
3507 (Descriptors::claim_for_plugin): New function.
3508 * descriptors.h (Descriptors::claim_for_plugin): New function.
3509 (Open_descriptor::is_claimed): New field.
3510 (claim_descriptor_for_plugin): New function.
3511 * fileread.cc (File_read::claim_for_plugin): New function.
3512 * fileread.h (File_read::claim_for_plugin): New function.
3513 (File_read::descriptor): New function.
3514 * gold.cc: Include "plugin.h".
3515 (queue_initial_tasks): Add task to call plugin hooks for generating
3517 * main.cc: Include "plugin.h".
3518 (main): Load plugin libraries.
3519 * object.h (Pluginobj): Declare.
3520 (Object::pluginobj): New function.
3521 (Object::do_pluginobj): New function.
3522 (Object::set_target): New function.
3523 * options.cc: Include "plugin.h".
3524 (General_options::parse_plugin): New function.
3525 (General_options::General_options): Initialize plugins_ field.
3526 (General_options::add_plugin): New function.
3527 * options.h (Plugin_manager): Declare.
3528 (General_options): Add --plugin option.
3529 (General_options::has_plugins): New function.
3530 (General_options::plugins): New function.
3531 (General_options::add_plugin): New function.
3532 (General_options::plugins_): New field.
3533 * plugin.cc: New file.
3534 * plugin.h: New file.
3535 * readsyms.cc: Include "plugin.h".
3536 (Read_symbols::do_read_symbols): Check for archive before checking
3537 for ELF file. Call plugin hooks to claim files.
3538 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3539 from a real object file; force override when processing replacement
3541 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3542 (Symbol::init_base_object): Likewise.
3543 (Symbol::init_base_output_data): Likewise.
3544 (Symbol::init_base_output_segment): Likewise.
3545 (Symbol::init_base_constant): Likewise.
3546 (Symbol::init_base_undefined): Likewise.
3547 (Symbol::output_section): Assert that object is not a plugin.
3548 (Symbol_table::add_from_pluginobj): New function.
3549 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3551 (Symbol_table::sized_write_globals): Likewise.
3552 (Symbol_table::add_from_pluginobj): Instantiate template.
3553 * symtab.h (Sized_pluginobj): Declare.
3554 (Symbol::in_real_elf): New function.
3555 (Symbol::set_in_real_elf): New function.
3556 (Symbol::in_real_elf_): New field.
3557 (Symbol_table::add_from_pluginobj): New function.
3559 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3560 (LIBDL): New variable.
3562 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3563 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3564 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3565 (MOSTLYCLEANFILES): Likewise.
3566 * testsuite/Makefile.in: Regenerate.
3567 * testsuite/plugin_test.c: New file.
3568 * testsuite/plugin_test_1.sh: New file.
3569 * testsuite/plugin_test_2.sh: New file.
3571 2008-09-16 Ian Lance Taylor <iant@google.com>
3573 * target-reloc.h (relocate_section): Check whether a symbol is
3574 defined by the ABI before reporting an undefined symbol error.
3575 * target.h (Target::is_defined_by_abi): Make parameter const.
3576 (Target::do_is_defined_by_abi): Likewise.
3577 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3578 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3579 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3580 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3581 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3582 * testsuite/Makefile.in: Rebuild.
3584 * fileread.cc (make_view): Add casts to avoid warning.
3586 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3588 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3589 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3591 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3593 * options.h (General_options::output_is_executable): New.
3594 (General_options::output_is_pie): New.
3595 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3596 for shared libraries.
3597 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3599 2008-09-11 Chris Demetriou <cgd@google.com>
3601 * options.h (origin): New -z option.
3602 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3603 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3606 2008-09-05 Cary Coutant <ccoutant@google.com>
3608 * fileread.cc (File_read::make_view): Add check for attempt to map
3611 2008-09-05 Cary Coutant <ccoutant@google.com>
3613 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3614 explicit instantiations.
3616 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3619 * options.cc (General_options::finalize): Allow undefined symbols
3620 in shlibs if linking -shared.
3623 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3624 symbols as not needing a dynsym entry.
3626 2008-08-20 Craig Silverstein <csilvers@google.com>
3628 * fileread.cc (File_read::open): Do not lock the file unless it
3629 was successfully opened.
3631 2008-08-14 Cary Coutant <ccoutant@google.com>
3633 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3634 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3635 * testsuite/tls_test.cc (struct int128): 128-bit struct
3636 for testing TLS relocs with non-zero addend.
3637 (v12): New TLS variable.
3639 (t_last): Add check for v12.
3640 * testsuite/tls_test.h (t12): New function.
3641 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3643 2008-08-13 Ian Lance Taylor <iant@google.com>
3645 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3646 set tls_segment_ or relro_segment_.
3647 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3649 * output.h (Output_section::clear_is_relro): New function.
3650 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3651 sections specially even when output_data_ is empty.
3652 (Output_segment::maximum_alignment): When first section is relro,
3653 only force alignment for PT_LOAD segments.
3654 * script.cc (script_data_segment_align): New function.
3655 (script_data_segment_relro_end): New function.
3656 * script-c.h (script_data_segment_align): Declare.
3657 (script_data_segment_relro_end): Declare.
3658 * script-sections.h (class Script_sections): Declare
3659 data_segment_align and data_segment_relro_end. Add fields
3660 segment_align_index_ and saw_relro_end_.
3661 * script-sections.cc (class Sections_element): Add set_is_relro
3662 virtual function. Add new bool* parameter to place_orphan_here.
3663 Add get_output_section virtual function.
3664 (class Output_section_definition): Add set_is_relro. Add new
3665 bool* parameter to place_orphan_here. Add get_output_section.
3666 Add is_relro_ field.
3667 (Output_section_definition::Output_section_definition): Initialize
3668 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3669 and is_relro_ fields.
3670 (Output_section_definition::place_orphan_here): Add is_relro
3672 (Output_section_definition::set_section_addresses): Set relro for
3674 (Output_section_definition::alternate_constraint): Likewise.
3675 (class Orphan_output_section): Add new bool* parameter to
3676 place_orphan_here. Add get_output_section.
3677 (Orphan_output_section::place_orphan_here): Add is_relro
3679 (Script_sections::Script_sections): Initialize
3680 data_segment_align_index_ and saw_relro_end_.
3681 (Script_sections::data_segment_align): New function.
3682 (Script_sections::data_segment_relro_end): New function.
3683 (Script_sections::place_orphan): Set or clear is_relro.
3684 (Script_sections::set_section_addresses): Force alignment of first
3686 * yyscript.y (exp): Call script_data_segment_align and
3687 script_data_segment_relro_end.
3688 * testsuite/relro_script_test.t: New file.
3689 * testsuite/relro_test.cc (using_script): Declare.
3690 (t1, t2): Test using_script.
3691 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3692 (relro_script_test_SOURCES): Define.
3693 (relro_script_test_DEPENDENCIES): Define.
3694 (relro_script_test_LDFLAGS): Define.
3695 (relro_script_test_LDADD): Define.
3696 (relro_script_test.so): New target.
3697 * testsuite/Makefile.in: Rebuild.
3699 2008-08-06 Cary Coutant <ccoutant@google.com>
3701 * archive.cc (Archive::total_archives, Archive::total_members)
3702 (Archive::total_members_loaded): New variables.
3703 (Archive::setup): Add parameter. Add option to preread
3705 (Archive::read_armap): Add counter.
3706 (Archive::get_file_and_offset): New function.
3707 (Archive::get_elf_object_for_member): New function.
3708 (Archive::read_all_symbols): New function.
3709 (Archive::read_symbols): New function.
3710 (Archive::add_symbols): Add counters.
3711 (Archive::include_all_members): Use armap to find members if it's
3713 (Archive::include_member): Skip reading symbols if already read.
3714 Factored code into Archive::get_file_and_offset and
3715 Archive::get_elf_object_for_member. Changed call to
3716 Mapfile::report_include_archive_member.
3717 (Archive::print_stats): New function.
3718 * archive.h: Declare Object and Read_symbols_data classes.
3719 (Archive::Archive): Add initializers for new members.
3720 (Archive::setup): Add parameter.
3721 (Archive::print_stats): New function.
3722 (Archive::total_archives, Archive::total_members)
3723 (Archive::total_members_loaded): New variables.
3724 (Archive::get_file_and_offset): New function.
3725 (Archive::get_elf_object_for_member): New function.
3726 (Archive::read_all_symbols): New function.
3727 (Archive::read_symbols): New function.
3728 (Archive::Archive_member): New class.
3729 (Archive::members_): New member.
3730 (Archive::num_members_): New member.
3731 * main.cc: Include archive.h.
3732 (main): Call Archive::print_stats.
3733 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3734 archive parameter; member_name is now the fully-decorated name.
3735 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3736 * options.h: (General_options): Add --preread-archive-symbols option.
3737 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3740 2008-08-04 Ian Lance Taylor <iant@google.com>
3742 * symtab.h (Symbol::use_plt_offset): New function.
3743 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3744 * powerpc.cc (Relocate::relocate): Likewise.
3745 * sparc.cc (Relocate::relocate): Likewise.
3746 * x86_64.cc (Relocate::relocate): Likewise.
3747 * testsuite/weak_plt.sh: New test.
3748 * testsuite/weak_plt_main.cc: New test.
3749 * testsuite/weak_plt_shared.cc: New test.
3750 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3751 (check_PROGRAMS): Add weak_plt.
3752 (check_DATA): Add weak_plt_shared.so.
3753 (weak_plt_main_pic.o, weak_plt): New targets.
3754 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3755 * testsuite/Makefile.in: Rebuild.
3757 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3759 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3760 * testsuite/Makefile.in: Rebuild.
3762 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3764 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3765 * Makefile.in: Regenerate.
3766 * po/POTFILES.in: Regenerate.
3768 2008-07-29 Ian Lance Taylor <iant@google.com>
3770 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3771 symbols before other symbols.
3772 * testsuite/script_test_2.cc (test_addr): Declare.
3773 (test_addr_alias): Declare.
3774 (main): Check that test_addr and test_addr_alias have the right
3776 * testsuite/script_test_2.t: Define test_addr_alias and
3779 2008-07-24 Ian Lance Taylor <iant@google.com>
3782 * descriptors.cc: New file.
3783 * descriptors.h: New file.
3784 * gold-threads.h (class Hold_optional_lock): New class.
3785 * fileread.cc: Include "descriptors.h".
3786 (File_read::~File_read): Release descriptor rather than closing
3788 (File_read::open) [file]: Call open_descriptor rather than open.
3789 Set is_descriptor_opened_.
3790 (File_read::open) [memory]: Assert that descriptor is not open.
3791 (File_read::reopen_descriptor): New function.
3792 (File_read::release): Release descriptor.
3793 (File_read::do_read): Make non-const. Reopen descriptor.
3794 (File_read::read): Make non-const.
3795 (File_read::make_view): Reopen descriptor.
3796 (File_read::do_readv): Likewise.
3797 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3798 Update declarations.
3799 * layout.cc: Include "descriptors.h".
3800 (Layout::create_build_id): Use open_descriptor rather than open.
3801 * output.cc: Include "descriptors.h".
3802 (Output_file::open): Use open_descriptor rather than open.
3803 * archive.cc (Archive::const_iterator): Change Archive to be
3805 (Archive::begin, Archive::end): Make non-const.
3806 (Archive::count_members): Likewise.
3807 * archive.h (class Archive): Update declarations.
3808 * object.h (Object::read): Make non-const.
3809 * Makefile.am (CCFILES): Add descriptors.cc.
3810 (HFILES): Add descriptors.h.
3811 * Makefile.in: Rebuild.
3814 * gold.h: Always include <clocale>. Add Solaris workarounds
3815 following code in binutils/sysdep.h.
3818 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3819 this->eh_frame_hdr_ is NULL before using it.
3821 * dynobj.cc (Versions::Versions): Update comment.
3823 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3824 the base version name.
3826 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3827 array size plus one.
3828 (Stringpool_template::set_string_offsets): Subtract one from key
3829 before using it as an array index.
3830 (Stringpool_template::get_offset_with_length): Likewise.
3831 (Stringpool_template::write_to_buffer): Likewise.
3832 * stringpool.h (Stringpool_template::get_offset_from_key):
3835 2008-07-23 Ian Lance Taylor <iant@google.com>
3838 * object.h (Merged_symbol_value::value): Do our best to handle a
3842 * script.cc (Version_script_info::get_versions): Don't add empty
3843 version tag to return value.
3844 (Version_script_info::get_symbol_version_helper): Change return
3845 type to bool. Add pversion parameter. Change all callers.
3846 (script_register_vers_node): Don't require a non-NULL tag.
3847 * script.h (class Version_script_info): Update declarations.
3848 (Version_script_info::get_symbol_version): Change return type to
3849 bool. Add version parameter. Change all callers.
3850 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3851 handling. Handle an empty version from a version script.
3852 (Symbol_table::define_special_symbol): Likewise.
3853 * testsuite/ver_test_10.script: New file.
3854 * testsuite/ver_test_10.sh: New file.
3855 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3856 (check_DATA): Add ver_test_10.syms.
3857 (ver_test_10.syms, ver_test_10.so): New target.
3858 * testsuite/Makefile.in: Rebuild.
3860 2008-07-23 Simon Baldwin <simonb@google.com>
3862 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3863 to zero for undefined symbols from dynamic libraries.
3865 2008-07-23 Ian Lance Taylor <iant@google.com>
3867 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3869 * symtab.h (class Symbol_table): Update declaration.
3870 * testsuite/ver_test_9.cc: New file.
3871 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3872 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3873 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3874 (ver_test_9.so, ver_test_9.o): New targets.
3875 * testsuite/Makefile.in: Rebuild.
3877 2008-07-22 Ian Lance Taylor <iant@google.com>
3879 * options.h (class General_options): Define --check-sections.
3880 * layout.cc (Layout::set_segment_offsets): Handle
3883 * options.h (class General_options): Define -n/--nmagic and
3885 * options.cc (General_options::finalize): For -n/--nmagic or
3886 -N/--omagic, set -static.
3887 * layout.cc (Layout::attach_allocated_section_to_segment): If
3888 -N/--omagic, don't put read-only and read-write sections in
3890 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3891 finding a read-only segment.
3892 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3893 don't set the minimum segment alignment to the common page size,
3894 and don't set the file offset to the address modulo the page size.
3895 * script-sections.cc (Script_sections::create_segments): If
3896 -n/--omagic, don't put read-only and read-write sections in
3899 * cref.cc: New file.
3901 * options.h (class General_options): Add --print-symbol-counts.
3902 * main.cc (main): Issue defined symbol report if requested.
3903 * archive.cc (Archive::interpret_header): Make into a const member
3905 (Archive::add_symbols): Call Input_objects::archive_start and
3907 (Archive::const_iterator): Define new class.
3908 (Archive::begin, Archive::end): New functions.
3909 (Archive::include_all_members): Rewrite to use iterator.
3910 (Archive::count_members): New function.
3911 * archive.h (class Archive): Update declarations.
3912 (Archive::filename): New function.
3913 * object.cc: Include "cref.h".
3914 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3915 (Sized_relobj::do_get_global_symbol_counts): New function.
3916 (Input_objects::add_object): Add object to cross-referencer.
3917 (Input_objects::archive_start): New function.
3918 (Input_objects::archive_stop): New function.
3919 (Input_objects::print_symbol_counts): New function.
3920 * object.h: Declare Cref and Archive.
3921 (Object::get_global_symbol_counts): New function.
3922 (Object::do_get_global_symbol_counts): New pure virtual function.
3923 (class Sized_relobj): Add defined_count_ field. Update
3925 (class Input_objects): Add cref_ field. Update constructor.
3926 Update declarations.
3927 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3929 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3931 (Sized_dynobj::do_get_global_symbol_counts): New function.
3932 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3933 defined_count_. Update declarations. Define Symbols typedef.
3934 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3935 parameter. Change all callers.
3936 (Symbol_table::add_from_dynobj): Add sympointers and defined
3937 parameters. Change all callers.
3938 * symtab.h (class Symbol_table): Update declarations.
3939 * Makefile.am (CCFILES): Add cref.cc.
3940 (HFILES): Add cref.h.
3941 * Makefile.in: Rebuild.
3943 2008-07-22 Simon Baldwin <simonb@google.com>
3945 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3946 to zero when writing undefined symbols.
3948 2008-07-22 Ian Lance Taylor <iant@google.com>
3950 * output.cc (Output_section::add_input_section): Don't try to
3951 merge empty merge sections.
3953 2008-07-21 Craig Silverstein <csilvers@google.com>
3955 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3956 Include symbol version in error message.
3958 2008-07-20 Chris Demetriou <cgd@google.com>
3960 * configure.ac (gold_cv_c_random_seed): New configured variable.
3961 (RANDOM_SEED_CFLAGS): New substituted variable.
3962 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3963 * configure: Rebuild.
3964 * Makefile.in: Likewise.
3965 * testsuite/Makefile.in: Likewise.
3967 2008-07-18 Ian Lance Taylor <iant@google.com>
3969 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3970 where we see NAME/NULL and NAME/VERSION as separate symbols.
3971 * testsuite/ver_test_main.cc (main): Call t4.
3972 (t4, t4_2a): Define.
3973 * testsuite/ver_test_2.cc (t4_2): Define.
3974 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3975 * testsuite/ver_test_4.cc (t4_2a): Define.
3976 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3977 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3979 2008-07-17 Ian Lance Taylor <iant@google.com>
3981 * dynobj.cc (Versions::add_def): If we give an error about a
3982 missing version, go ahead and create the version anyhow.
3984 2008-07-10 Ian Lance Taylor <iant@google.com>
3986 Handle output sections with more than 0x7fffffff bytes.
3987 * object.h (class Relobj): Change map_to_output_ to
3988 output_sections_, and just keep a section pointer. Change all
3989 uses. Move comdat group support to Sized_relobj.
3990 (Relobj::is_section_specially_mapped): Remove.
3991 (Relobj::output_section): Remove poff parameter. Change all
3993 (Relobj::output_section_offset): New function.
3994 (Relobj::set_section_offset): Rewrite.
3995 (Relobj::map_to_output): Remove.
3996 (Relobj::output_sections): New function.
3997 (Relobj::do_output_section_offset): New pure virtual function.
3998 (Relobj::do_set_section_offset): Likewise.
3999 (class Sized_relobj): Add section_offsets_ field. Add comdat
4000 group support from Relobj. Update declarations.
4001 (Sized_relobj::get_output_section_offset): New function.
4002 (Sized_relobj::do_output_section_offset): New function.
4003 (Sized_relobj::do_set_section_offset): New function.
4004 * object.cc (Relobj::output_section_address): Remove.
4005 (Sized_relobj::Sized_relobj): Initialize new fields.
4006 (Sized_relobj::include_section_group): Cast find_kept_object to
4008 (Sized_relobj::include_linkonce_section): Likewise.
4009 (Sized_relobj::do_layout): Use separate arrays for output section
4011 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4013 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4014 output_sections and section_offsets.
4015 (Sized_relobj::write_local_symbols): Likewise.
4016 (map_to_kept_section): Compute output address directly.
4017 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4018 output_sections and section_offsets.
4019 (Sized_relobj::write_sections): Likewise.
4020 (Sized_relobj::relocate_sections): Likewise.
4021 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4022 * output.h (class Output_reloc): Update declarations. Change
4023 u2_.relobj to Sized_relobj*.
4024 (class Output_data_reloc): Change add functions to use
4026 * output.cc (Output_reloc::Output_reloc): Change relobj to
4028 (Output_reloc::local_section_offset): Change return type to
4029 Elf_Addr. Use get_output_section_offset.
4030 (Output_reloc::get_address): Likewise.
4031 (Output_section::is_input_address_mapped): Don't call
4032 is_section_specially_mapped.
4033 (Output_section::output_offset): Likewise.
4034 (Output_section::output_address): Likewise.
4035 (Output_section::starting_output_address): Likewise.
4036 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4037 parameter to Sized_relobj*.
4038 (Copy_relocs::need_copy_reloc): Likewise.
4039 (Copy_relocs::save): Likewise.
4040 * copy-relocs.h (class Copy_relocs): Update declarations.
4041 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4042 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4043 * target-reloc.h (relocate_for_relocatable): Change
4044 offset_in_output_section type to Elf_Addr. Change code that uses
4046 * layout.cc (Layout::layout): Always set *off.
4047 * mapfile.cc (Mapfile::print_input_section): Use
4048 output_section_offset.
4049 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4051 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4052 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4053 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4055 2008-07-03 Ian Lance Taylor <iant@google.com>
4057 * layout.cc (Layout::include_section): Do not discard unrecognized
4058 SHT_STRTAB sections.
4060 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4062 * script.cc (Lex::can_continue_name): Make '?' allowable in
4063 version-script names.
4064 * testsuite/version_script.map: Change glob pattern to use '?'
4066 2008-06-30 Manish Singh <yosh@gimp.org>
4069 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4072 2008-06-30 Ian Lance Taylor <iant@google.com>
4076 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4077 versions]: Don't try to read the value in the contents, since we
4078 don't use it. Use the template endianness when writing.
4080 2008-06-25 Cary Coutant <ccoutant@google.com>
4082 * fileread.cc (File_read::make_view): Assert on zero-length view.
4083 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4084 symbol table when there are no symbols to read.
4086 2008-06-23 Craig Silverstein <csilvers@google.com>
4088 * version.cc (version_string): Bump to 1.7
4090 2008-06-18 Craig Silverstein <csilvers@google.com>
4092 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4093 constant 0xFFFF to type Valtype.
4094 (Powerpc_relocate_functions::rel16_ha): Likewise.
4096 2008-06-17 Ian Lance Taylor <iant@google.com>
4098 * output.h (Output_section::Input_section): Initialize p2align_ to
4099 zero for Output_section_data constructors.
4100 (Output_section::Input_section::addralign): If not an input
4101 section, return the alignment of the Output_section_data.
4102 * testsuite/copy_test.cc: New file.
4103 * testsuite/copy_test_1.cc: New file.
4104 * testsuite/copy_test_2.cc: New file.
4105 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4106 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4107 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4108 (copy_test_1_pic.o, copy_test_1.so): New targets.
4109 (copy_test_2_pic.o, copy_test_2.so): New targets.
4110 * testsuite/Makefile.in: Rebuild.
4112 * script-sections.cc (Script_sections::place_orphan): Initialize
4113 local variable exact.
4115 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4117 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4119 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4120 David S. Miller <davem@davemloft.net>
4122 * powerpc.cc: New file.
4123 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4124 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4125 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4126 * Makefile.in: Rebuild.
4128 2008-06-09 Ian Lance Taylor <iant@google.com>
4130 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4132 (throwing, orig_terminate): New static variables.
4133 (terminate_handler): New static function.
4134 (t2): Set terminate handler.
4136 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4139 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4142 2008-05-30 Cary Coutant <ccoutant@google.com>
4144 * archive.cc (Archive::include_all_members) Correct to step
4145 over symbol table and extended name table in thin archives.
4147 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4150 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4153 2008-05-28 Caleb Howe <cshowe@google.com>
4155 * reduced_debug_output.cc: New file.
4156 * reduced_debug_output.h: New file.
4157 * options.h (class General_options): Add --strip-debug-non-line.
4158 * options.cc (General_options::finalize): Add strip_debug_non_line
4159 to the strip heirarchy.
4160 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4162 * layout.cc: Include "reduced_debug_output.h".
4163 (Layout::Layout): Initialize new fields.
4164 (line_only_debug_sections): New static array.
4165 (is_lines_only_debug_sections): New static inline function.
4166 (Layout::include_section): Handle --strip-debug-non-line.
4167 (Layout::make_output_section): If --strip-debug-non-line, build
4168 new output sections for .debug_abbrev and .debug_info.
4169 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4170 gold. Warn about possible overflow.
4171 (read_signed_LEB_128): Likewise.
4172 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4173 (read_signed_LEB_128): Declare.
4174 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4175 (HFILES): Add reduced_debug_output.h.
4176 * Makefile.in: Rebuild.
4178 2008-05-21 Ian Lance Taylor <iant@google.com>
4180 * mapfile.cc: New file.
4181 * mapfile.h: New file.
4182 * options.h (class General_options): Add -M/--print-map and -Map.
4183 * options.cc (General_options::finalize): Make -M equivalent to
4185 * main.cc: Include <cstdio> and "mapfile.h".
4186 (main): Open mapfile if requested.
4187 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4188 constructor. Change caller.
4189 (queue_initial_tasks): Add mapfile parameter. Change caller.
4190 (queue_middle_tasks): Likewise.
4191 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4193 * archive.cc: Include "mapfile.h".
4194 (Archive::add_symbols): Add mapfile parameter. Change all
4195 callers. Pass mapfile, symbol, and reason to include_member.
4196 (Archive::include_all_members): Add mapfile parameter. Change all
4198 (Archive::include_member): Add mapfile, sym, and why parameters.
4199 Change all callers. Report inclusion to map file.
4200 * archive.h: Include "fileread.h".
4201 (class Archive): Update declarations.
4202 (Archive::file): New const method.
4203 (class Add_archive_symbols): Add mapfile_ field. Update
4204 constructor. Change all callers.
4205 * readsyms.h (class Read_symbols): Likewise.
4206 (class Finish_group): Likewise.
4207 (class Read_script): Likewise.
4208 * common.cc: Include "mapfile.h".
4209 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4211 (Symbol_table::do_allocate_commons): Likewise.
4212 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4213 symbol allocation to mapfile.
4214 * common.h (class Allocate_commons_task): Add mapfile_ field.
4215 Update constructor. Change all callers.
4216 * symtab.h (class Symbol_table): Update declarations.
4217 * layout.cc: Include "mapfile.h".
4218 (Layout_task_runner::run): Print information to mapfile.
4219 (Layout::create_gold_note): Change Output_data_fixed_space to
4220 Output_data_zero_fill.
4221 (Layout::create_build_id): Likewise.
4222 (Layout::print_to_mapfile): New function.
4223 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4224 constructor. Change caller.
4225 (class Layout): Declare print_to_mapfile.
4226 * output.cc (Output_section::Input_section::print_to_mapfile): New
4228 (Output_section::add_input_section): If producing a map, always
4229 add to input_sections_ list.
4230 (Output_section::do_print_to_mapfile): New function.
4231 (Output_segment::print_sections_to_mapfile): New function.
4232 (Output_segment::print_section_list_to_mapfile): New function.
4233 * output.h: Include "mapfile.h".
4234 (Output_data::print_to_mapfile): New function.
4235 (Output_data::do_print_to_mapfile): New virtual function.
4236 (Output_segment_headers::do_print_to_mapfile): New function.
4237 (Output_file_header::do_print_to_mapfile): New function.
4238 (Output_data_const::do_print_to_mapfile): New function.
4239 (class Output_data_const_buffer): Add map_name_ field. Update
4240 constructor. Change all callers. Add do_print_to_mapfile
4242 (class Output_data_fixed_space): Likewise.
4243 (class Output_data_space): Likewise.
4244 (class Output_data_zero_fill): New class.
4245 (Output_data_strtab::do_print_to_mapfile): New function.
4246 (Output_data_reloc_base::do_print_to_mapfile): New function.
4247 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4248 (Output_data_group::do_print_to_mapfile): New function.
4249 (Output_data_got::do_print_to_mapfile): New function.
4250 (Output_data_dynamic::do_print_to_mapfile): New function.
4251 (Output_symtab_xindex::do_print_to_mapfile): New function.
4252 (class Output_section): Declare do_print_to_mapflie. Declare
4253 print_to_mapfile in Input_section.
4254 (class Output_segment): Declare new functions.
4255 * object.h (Sized_relobj::symbol_count): New function.
4256 * script-sections.cc
4257 (Output_section_element_dot_assignment::set_section_addresses):
4258 Change Output_data_fixed_space to Output_data_zero_fill.
4259 (Output_data_expression::do_print_to_mapfile): New function.
4260 * script.cc (read_input_script): Add mapfile parameter. Change
4262 * script.h (read_input_script): Update declaration.
4263 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4264 (Eh_frame::do_print_to_mapfile): New function.
4265 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4266 (Output_merge_string::do_print_to_mapfile): New function.
4267 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4269 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4271 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4273 * Makefile.am (CCFILES): Add mapfile.cc.
4274 (HFILES): Add mapfile.h.
4275 * Makefile.in: Rebuild.
4277 2008-05-19 Ian Lance Taylor <iant@google.com>
4279 * options.h (class General_options): Add -z relro.
4280 * layout.cc (Layout::Layout): Initialize relro_segment_.
4281 (Layout::add_output_section_data): Return the output section.
4282 (Layout::make_output_section): Rcognize relro sections and mark
4284 (Layout::attach_allocated_section_to_segment): Put relro sections
4285 in a PT_GNU_RELRO segment.
4286 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4288 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4290 (Layout::linkonce_mapping): Map d.rel.ro.local to
4292 (Layout::output_section_name): Us .data.rel.ro.local for any
4293 section which begins with that.
4294 * layout.h (class Layout): Update add_output_section_data
4295 declaration. Add relro_segment_ field.
4296 * output.cc (Output_section::Output_section): Initialize is_relro_
4297 and is_relro_local_ fields.
4298 (Output_segment::add_output_section): Group relro sections.
4299 (Output_segment::is_first_section_relro): New function.
4300 (Output_segment::maximum_alignment): If there is a relro section,
4301 align the segment to the common page size.
4302 (Output_segment::set_section_addresses): Track whether we are
4303 looking at relro sections. If the last section is a relro
4304 section, align to the common page size.
4305 (Output_segment::set_section_list_addresses): Add in_relro
4306 parameter. Change all callers. Align to the page size when
4307 moving from relro to non-relro section.
4308 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4310 * output.h (class Output_section): Add is_relro_ and
4311 is_relro_local_ fields.
4312 (Output_section::is_relro): New function.
4313 (Output_section::set_is_relro): New function.
4314 (Output_section::is_relro_local): New function.
4315 (Output_section::set_is_relro_local): New function.
4316 (class Output_segment): Update declarations.
4317 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4318 * sparc.cc (Target_sparc::got_section): Likewise.
4319 * x86_64.cc (Target_x86_64::got_section): Likewise.
4320 * testsuite/relro_test_main.cc: New file.
4321 * testsuite/relro_test.cc: New file.
4322 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4323 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4324 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4325 (relro_test.so, relro_test_pic.o): New targets.
4326 * testsuite/Makefile.in: Rebuild.
4328 2008-05-16 Ian Lance Taylor <iant@google.com>
4330 * output.cc (Output_segment::add_output_section): Remove front
4332 * output.h (class Output_segment): Remove
4333 add_initial_output_section and overloaded add_output_section.
4334 Update declaration of remaining add_output_section.
4335 * layout.cc (Layout::create_interp): Call add_output_section
4336 rather than add_initial_output_section.
4337 (Layout::finish_dynamic_section): Likewise.
4339 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4340 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4341 know the dynamic type.
4342 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4343 field. Initialize it in constructor.
4344 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4345 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4346 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4349 * output.cc (Output_reloc::get_address): Change return type to
4351 * output.h (class Output_reloc): Update get_address declaration.
4352 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4353 for section addresses.
4355 2008-05-09 Ian Lance Taylor <iant@google.com>
4358 * gold.cc (gold_nomem): Use return value of write.
4360 2008-05-08 Ian Lance Taylor <iant@google.com>
4362 * symtab.c (Symbol::init_base_output_data): Add version
4363 parameter. Change all callers.
4364 (Symbol::init_base_output_segment): Likewise.
4365 (Symbol::init_base_constant): Likewise.
4366 (Symbol::init_base_undefined): Likewise.
4367 (Sized_symbol::init_output_data): Likewise.
4368 (Sized_symbol::init_output_segment): Likewise.
4369 (Sized_symbol::init_constant): Likewise.
4370 (Sized_symbol::init_undefined): Likewise.
4371 (Symbol_table::do_define_in_output_data): If the new symbol has a
4372 version, mark it as the default.
4373 (Symbol_table::do_define_in_output_segment): Likewise.
4374 (Symbol_table::do_define_as_constant): Likewise.
4375 * symtab.h (class Symbol): Update declarations.
4376 (class Sized_symbol): Likewise.
4377 * resolve.cc (Symbol::override_version): New function.
4378 (Symbol::override_base): Call override_version.
4379 (Symbol::override_base_with_special): Likewise.
4380 * testsuite/ver_script_8.script: New file.
4381 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4382 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4383 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4384 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4386 2008-05-06 Ian Lance Taylor <iant@google.com>
4389 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4391 (class General_options): Remove existing --undefined, and add
4392 --no-undefined instead. Add new --undefined as synonym for -u.
4393 * archive.cc (Archive::add_symbols): Check whether symbol was
4395 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4396 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4397 all uses. Add IS_UNDEFINED. Update declarations to split
4398 different versions of init_base. Declare init_base_undefined.
4399 (Symbol::is_defined): Handle IS_UNDEFINED.
4400 (Symbol::is_undefined): Likewise.
4401 (Symbol::is_weak_undefined): Call is_undefined.
4402 (Symbol::is_absolute): Handle IS_CONSTANT.
4403 (class Sized_symbol): Update declarations to split different
4404 versions of init. Declare init_undefined.
4405 (class Symbol_table): Declare new functions.
4406 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4408 (Symbol::init_base_output_data): Likewise.
4409 (Symbol::init_base_output_segment): Likewise.
4410 (Symbol::init_base_constant): Likewise.
4411 (Symbol::init_base_undefined): New function.
4412 (Sized_symbol::init_object): Rename from init. Change all
4414 (Sized_symbol::init_output_data): Likewise.
4415 (Sized_symbol::init_output_segment): Likewise.
4416 (Sized_symbol::init_constant): Likewise.
4417 (Sized_symbol::init_undefined): New function.
4418 (Symbol_table::add_undefined_symbols_from_command_line): New
4420 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4422 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4423 (Symbol::output_section): Likewise.
4424 (Symbol::set_output_section): Likewise.
4425 (Symbol_table::sized_finalize_symbol): Likewise.
4426 (Symbol_table::sized_write_globals): Likewise.
4427 * resolve.cc (Symbol_table::should_override): Likewise.
4428 (Symbol::override_base_with_special): Likewise.
4430 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4431 symbol, change it to have default visibility.
4432 * testsuite/protected_1.cc: New file.
4433 * testsuite/protected_2.cc: New file.
4434 * testsuite/protected_3.cc: New file.
4435 * testsuite/protected_main_1.cc: New file.
4436 * testsuite/protected_main_2.cc: New file.
4437 * testsuite/protected_main_3.cc: New file.
4438 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4439 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4440 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4441 (protected_1.so): New target.
4442 (protected_1_pic.o, protected_2_pic.o): New targets.
4443 (protected_3_pic.o): New target.
4444 (check_PROGRAMS): Add protected_2.
4445 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4446 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4447 * testsuite/Makefile.in: Rebuild.
4449 * options.h (DEFINE_var): Add set_user_set_##varname__.
4450 (DEFINE_bool_alias): New macro.
4451 (class General_options): Define -Bstatic using DEFINE_bool_alias
4452 rather than DEFINE_special. Add --undefined as an alias for -z
4454 * options.cc (General_options::parse_Bstatic): Remove.
4456 * options.h (class General_options): Add --fatal-warnings.
4457 * main.cc (main): Implement --fatal-warnings.
4458 * errors.h (Errors::warning_count): New function.
4460 * options.h (class General_options): Add -Bsymbolic-functions.
4461 * symtab.h (Symbol::is_preemptible): Check for
4462 -Bsymbolic-functions.
4464 2008-05-05 Ian Lance Taylor <iant@google.com>
4466 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4467 as noVARNAME rather than no-VARNAME.
4468 (class General_options): Add option -z combreloc.
4469 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4471 (Output_reloc::sort_before) [SHT_REL]: New function.
4472 (Output_reloc::sort_before) [SHT_RELA]: New function.
4473 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4474 Sort_relocs_comparison.
4475 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4476 parameter. Change all callers.
4477 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4478 sort_relocs parameter. Change all callers.
4479 * output.cc (Output_reloc::get_address): New function, broken out
4481 (Output_reloc::write_rel): Call it.
4482 (Output_reloc::compare): New function.
4483 (Output_data_reloc_base::do_write): Optionally sort relocs.
4485 * configure.ac: If targ_extra_obj is set, link it in.
4486 * configure.tgt: Initialize all variables.
4487 (x86_64*): Set targ_extra_obj and targ_extra_size.
4488 * configure: Rebuild.
4490 * object.cc (Sized_relobj::include_section_group): Adjust section
4491 indexes read from group data. Build vector to pass to
4493 * layout.cc (Layout::layout_group): Add flags and shndxes
4494 parameters. Remove contents parameter. Change caller. Update
4495 explicit instantiations.
4496 * layout.h (class Layout): Update layout_group declaration.
4497 * output.cc (Output_data_group::Output_data_group): Add flags and
4498 input_shndxes parameters. Remove contents parameter. Change
4500 (Output_data_group::do_write): Change input_sections_ to
4502 * output.h (class Output_data_group): Update constructor
4503 declaration. Rename input_sections_ to input_shndxes_.
4504 * testsuite/many_sections_test.cc: Add template.
4506 2008-04-30 Cary Coutant <ccoutant@google.com>
4508 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4510 * layout.cc (Layout::include_section): Refactored check for debug
4512 (Layout::add_comdat): Add new parameters. Change type
4513 of signature parameter. Add object and shndx to signatures table.
4514 (Layout::find_kept_object): New function.
4515 * layout.h: Include <cstring>.
4516 (Layout::is_debug_info_section): New function.
4517 (Layout::add_comdat): Add new parameters.
4518 (Layout::find_kept_object): New function.
4519 (Layout::Kept_section): New struct.
4520 (Layout::Signatures): Change type of map range.
4521 * object.cc (Relobj::output_section_address): New function.
4522 (Sized_relobj::include_section_group): Add new parameters. Change
4523 calls to Layout::add_comdat. Change to build table of kept comdat
4524 groups and table mapping discarded sections to kept sections.
4525 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4526 (Sized_relobj::do_layout): Change calls to include_section_group and
4527 include_linkonce_section.
4528 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4529 value to zero when section is discarded.
4530 (Sized_relobj::map_to_kept_section): New function.
4531 * object.h (Relobj::output_section_address): New function.
4532 (Relobj::Comdat_group): New type.
4533 (Relobj::find_comdat_group): New function.
4534 (Relobj::Comdat_group_table): New type.
4535 (Relobj::Kept_comdat_section): New type.
4536 (Relobj::Kept_comdat_section_table): New type.
4537 (Relobj::add_comdat_group): New function.
4538 (Relobj::set_kept_comdat_section): New function.
4539 (Relobj::get_kept_comdat_section): New function.
4540 (Relobj::comdat_groups_): New field.
4541 (Relobj::kept_comdat_sections_): New field.
4542 (Symbol_value::input_value): Update comment.
4543 (Sized_relobj::map_to_kept_section) New function.
4544 (Sized_relobj::include_linkonce_section): Add new parameter.
4545 * target-reloc.h (Comdat_behavior): New type.
4546 (get_comdat_behavior): New function.
4547 (relocate_section): Add code to map a discarded section to the
4548 corresponding kept section when applying a relocation.
4550 2008-04-30 Craig Silverstein <csilvers@google.com>
4552 * dwarf_reader.cc (next_generation_count): New static var.
4553 (Addr2line_cache_entry): New struct.
4554 (addr2line_cache): New static var.
4555 (Dwarf_line_info::one_addr2line): Added caching.
4556 (Dwarf_line_info::clear_addr2line_cache): New function.
4557 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4558 cache-size parameter.
4559 (Dwarf_line_info::one_addr2line_cache): New function.
4560 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4561 new cache-size argument to one_addr2line(), and clear cache.
4563 2008-04-28 Cary Coutant <ccoutant@google.com>
4565 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4566 R_386_PC8 relocations.
4568 2008-04-23 Ian Lance Taylor <iant@google.com>
4570 * object.cc (Sized_relobj::include_section_group): Check for
4571 invalid section group.
4573 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4576 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4577 than read for file header.
4578 * archive.cc (Archive::include_member): Likewise.
4580 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4582 * aclocal.m4: Regenerate.
4583 * configure: Regenerate.
4585 2008-04-19 Ian Lance Taylor <iant@google.com>
4587 * version.cc (version_string): Bump to 1.6.
4589 * testsuite/Makefile.am (many_sections_r_test): New target.
4590 (many_sections_r_test_SOURCES): Remove.
4591 (many_sections_r_test_DEPENDENCIES): Remove.
4592 (many_sections_r_test_LDFLAGS): Remove.
4593 (many_sections_r_test_LDADD): Remove.
4595 * object.cc (Sized_relobj::do_add_symbols): Always pass
4596 local_symbol_count_ to add_from_relobj.
4598 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4599 every thousand variables.
4600 * testsuite/Makefile.in: Rebuild.
4602 * object.cc (Xindex::initialize_symtab_xindex): New function.
4603 (Xindex::read_symtab_xindex): New function.
4604 (Xindex::sym_xindex_to_shndx): New function.
4605 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4607 (Sized_relobj::do_initialize_xindex): New function.
4608 (Sized_relobj::do_read_symbols): Adjust section links.
4609 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4610 parameter. Change all callers.
4611 (Sized_relobj::include_section_group): Adjust section links and
4612 symbol section indexes.
4613 (Sized_relobj::do_layout): Adjust section links.
4614 (Sized_relobj::do_count_local_symbols): Adjust section links and
4615 symbol section indexes.
4616 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4617 ordinary and special symbols.
4618 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4619 dynsym_xindex parameters. Change all callers. Adjust section
4620 links. Use SHN_XINDEX when needed.
4621 (Sized_relobj::get_symbol_location_info): Adjust section links.
4622 Don't get fooled by special symbols.
4623 * object.h (class Xindex): Define.
4624 (class Object): Add xindex_ parameter. Declare virtual functoin
4625 do_initialize_xindex.
4626 (Object::adjust_sym_shndx): New function.
4627 (Object::set_xindex): New protected function.
4628 (class Symbol_value): Add is_ordinary_shndx_ field.
4629 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4630 (Symbol_value::value): Assert ordinary section.
4631 (Symbol_value::initialize_input_to_output_map): Likewise.
4632 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4634 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4636 (class Sized_relobj): Update declarations.
4637 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4638 parameter. Change all callers.
4639 (Sized_relobj::adjust_shndx): New function.
4640 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4642 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4643 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4644 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4645 (Sized_dynobj::read_dynsym_section): Adjust section links.
4646 (Sized_dynobj::read_dynamic): Likewise.
4647 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4649 (Sized_dynobj::do_initialize_xindex): New function.
4650 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4651 do_initialize_xindex.
4652 (Sized_dynobj::adjust_shndx): New function.
4653 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4654 dynsym_xindex_ fields.
4655 (Layout::finalize): Add a call to set_section_indexes before
4656 creating the symtab sections.
4657 (Layout::set_section_indexes): Don't do anything if the section
4658 already has a section index.
4659 (Layout::create_symtab_sections): Add shnum parameter. Change
4660 caller. Create .symtab_shndx section if needed.
4661 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4663 (Layout::allocated_output_section_count): New function.
4664 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4666 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4667 fields. Update declarations.
4668 (Layout::symtab_xindex): New function.
4669 (Layout::dynsym_xindex): New function.
4670 (class Write_symbols_task): Add layout_ field.
4671 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4673 * output.cc (Output_section_headers::Output_section_headers): Add
4674 shstrtab_section parameter. Change all callers.
4675 (Output_section_headers::do_sized_write): Store overflow values
4676 for section count and section string table section index in
4677 section header zero.
4678 (Output_file_header::do_sized_write): Check for overflow of
4679 section count and section string table section index.
4680 (Output_symtab_xindex::do_write): New function.
4681 (Output_symtab_xindex::endian_do_write): New function.
4682 * output.h (class Output_section_headers): Add shstrtab_section_.
4683 Update declarations.
4684 (class Output_symtab_xindex): Define.
4685 (Output_section::has_out_shndx): New function.
4686 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4688 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4690 (Sized_symbol::init): Likewise.
4691 (Symbol::output_section): Check for ordinary symbol.
4692 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4693 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4695 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4696 Change all callers. Simplify handling of symbols from sections
4697 not included in the link.
4698 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4700 (Weak_alias_sorter::operator()): Assert that symbols are
4702 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4704 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4705 parameters. Change all callers.
4706 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4707 symbol distinction. Use SHN_XINDEX when needed.
4708 (Symbol_table::write_section_symbol): Add symtab_xindex
4709 parameter. Change all callers.
4710 (Symbol_table::sized_write_section_symbol): Likewise. Use
4711 SHN_XINDEX when needed.
4712 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4714 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4715 (Symbol::is_defined): Check is_ordinary.
4716 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4717 (Symbol::is_absolute, Symbol::is_common): Likewise.
4718 (class Sized_symbol): Update declarations.
4719 (class Symbol_table): Update declarations.
4720 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4721 parameters. Change all callers.
4722 (Sized_symbol::override): Likewise.
4723 (Symbol_table::override): Likewise.
4724 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4725 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4726 is_ordinary, and orig_st_shndx parameters. Change all callers.
4727 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4728 to be in an ordinary section.
4729 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4730 object and is_ordinary parameters. Change all callers.
4731 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4732 Change all callers. Don't add undefined or non-ordinary symbols
4734 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4736 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4738 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4739 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4740 (Sized_relobj::relocate_sections): Likewise.
4741 * target-reloc.h (scan_relocs): Adjust section symbol index.
4742 (scan_relocatable_relocs): Likewise.
4743 * i386.cc (Scan::local): Check for ordinary symbols.
4744 * sparc.cc (Scan::local): Likewise.
4745 * x86_64.cc (Scan::local): Likewise.
4746 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4747 to symbol_section_and_value.
4748 * testsuite/many_sections_test.cc: New file.
4749 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4750 (check_PROGRAMS): Add many_sections_test.
4751 (many_sections_test_SOURCES): Define.
4752 (many_sections_test_DEPENDENCIES): Define.
4753 (many_sections_test_LDFLAGS): Define.
4754 (BUILT_SOURCES): Add many_sections_define.h.
4755 (many_sections_define.h): New target.
4756 (BUILT_SOURCES): Add many_sections_check.h.
4757 (many_sections_check.h): New target.
4758 (check_PROGRAMS): Add many_sections_r_test.
4759 (many_sections_r_test_SOURCES): Define.
4760 (many_sections_r_test_DEPENDENCIES): Define.
4761 (many_sections_r_test_LDFLAGS): Define.
4762 (many_sections_r_test_LDADD): Define.
4763 (many_sections_r_test.o): New target.
4764 * testsuite/Makefile.in: Rebuild.
4766 2008-04-17 Cary Coutant <ccoutant@google.com>
4768 * errors.cc (Errors::info): New function.
4769 (gold_info): New function.
4770 * errors.h (Errors::info): New function.
4771 * gold.h (gold_info): New function.
4772 * object.cc (Input_objects::add_object): Print trace output.
4773 * options.cc (options::parse_set): New function.
4774 (General_options::parse_wrap): Deleted.
4775 (General_options::General_options): Deleted initializer.
4776 * options.h (options::String_set): New typedef.
4777 (options::parse_set): New function.
4778 (DEFINE_set): New macro.
4779 (General_options::wrap): Changed to use DEFINE_set. Changed
4780 callers of any_wrap_symbols and is_wrap_symbol.
4781 (General_options::trace, General_options::trace_symbol):
4783 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4784 (General_options::wrap_symbols_): Deleted.
4785 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4787 2008-04-17 David S. Miller <davem@davemloft.net>
4789 * options.cc (General_options::parse_V): New function.
4790 * options.h: Add entries for -V and -Qy.
4792 2008-04-17 Ian Lance Taylor <iant@google.com>
4794 * common.cc (Symbol_table::allocate_commons): Remove options
4795 parameter. Change caller.
4796 (Symbol_table::do_allocate_commons): Remove options parameter.
4797 Change caller. Just call do_allocate_commons_list twice.
4798 (Symbol_table::do_allocate_commons_list): New function, broken out
4799 of do_allocate_commons.
4800 * common.h (class Allocate_commons_task): Remove options_ field.
4802 * symtab.cc (Symbol_table::Symbol_table): Initialize
4804 (Symbol_table::add_from_object): Put TLS common symbols on
4806 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4807 which are IN_OUTPUT_DATA.
4808 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4809 allocate_commons and do_allocate_commons declarations. Declare
4810 do_allocate_commons_list.
4811 * gold.cc (queue_middle_tasks): Update creation of
4812 Allocate_commons_task to not pass options.
4813 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4814 (TLS_TEST_C_FLAGS): New variable.
4815 (tls_test_c_pic.o): New target.
4816 (tls_test_shared.so): Link in tls_test_c_pic.o.
4817 (tls_test_c_pic_ie.o): New target.
4818 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4819 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4820 (tls_test_c.o): New target.
4821 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4822 (tls_pic_test_LDADD): Likewise.
4823 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4824 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4825 (tls_test_c_gnu2.o): New target.
4826 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4828 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4829 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4830 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4831 * testsuite/tls_test.cc: Include "config.h".
4832 (t_last): Call t11_last.
4833 * testsuite/tls_test.h (t11, t11_last): Declare.
4834 * testsuite/tls_test_c.c: New file.
4835 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4836 * configure.ac: Check for OpenMP support.
4837 * configure, config.in, Makefile.in: Rebuild.
4838 * testsuite/Makefile.in: Rebuild.
4840 2008-04-16 Cary Coutant <ccoutant@google.com>
4842 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4843 (Target_i386::tls_base_symbol_defined_): New field.
4844 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4845 (Target_i386::Scan::global): Likewise.
4846 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4847 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4848 (Target_x86_64::tls_base_symbol_defined_): New field.
4849 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4850 (Target_x86_64::Scan::global): Likewise.
4852 2008-04-16 Cary Coutant <ccoutant@google.com>
4854 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4855 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4856 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4857 building shared libraries.
4858 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4859 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4860 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4861 * testsuite/Makefile.in: Rebuild.
4862 * testsuite/weak_undef.h: New file.
4863 * testsuite/weak_undef_file1.cc: Add extra test cases.
4864 * testsuite/weak_undef_file2.cc: Likewise.
4865 * testsuite/weak_undef_test.cc: Likewise.
4867 2008-04-16 David S. Miller <davem@davemloft.net>
4869 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4870 Add issued_non_pic_error_ field. Declare check_non_pic.
4871 (Target_sparc::Scan::check_non_pic): New function.
4872 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4873 (Target_sparc::Scan::global): Likewise.
4875 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4876 * configure: Rebuild.
4878 * options.h (DEFINE_enable): New macro.
4879 (new_dtags): New enable option.
4880 (initfirst, interpose, loadfltr, nodefaultlib,
4881 nodelete, nodlopen, nodump): New -z options.
4882 * layout.cc (Layout:finish_dynamic_section): If new
4883 dtags enabled, emit DT_RUNPATH. Also, emit a
4884 DT_FLAGS_1 containing any specified -z flags.
4886 2008-04-16 Ian Lance Taylor <iant@google.com>
4888 * copy-relocs.cc: New file.
4889 * copy-relocs.h: New file.
4890 * reloc.cc: Remove Copy_relocs code.
4891 * reloc.h: Likewise.
4892 * reloc-types.h (struct Reloc_types) [both versions]: Add
4893 get_reloc_addend_noerror.
4894 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4895 variants of add_global which take an addend which must be zero.
4896 * i386.cc: Include "copy-relocs.h".
4897 (class Target_i386): Change type of copy_relocs_ to variable,
4899 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4901 (Target_i386::do_finalize_sections): Change handling of
4903 * sparc.cc: Include "copy-relocs.h".
4904 (class Target_sparc): Change type of copy_relocs_ to variable,
4906 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4908 (Target_sparc::do_finalize_sections): Change handling of
4910 * x86_64.cc: Include "copy-relocs.h".
4911 (class Target_x86_64): Change type of copy_relocs_ to variable,
4913 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4914 class. Change all callers.
4915 (Target_x86_64::do_finalize_sections): Change handling of
4917 * Makefile.am (CCFILES): Add copy-relocs.cc.
4918 (HFILES): Add copy-relocs.h.
4920 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4922 * testsuite/script_test_4.sh: Permit leading zeroes.
4924 2008-04-15 Ian Lance Taylor <iant@google.com>
4926 * script-sections.cc (Script_sections::create_segments): Use
4927 header_size_adjustment even when there is enough room for the
4929 * testsuite/script_test_4.sh: New file.
4930 * testsuite/script_test_4.t: New file.
4931 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4932 (check_DATA): Add script_test_4.stdout.
4933 (MOSTLYCLEANFILES): Likewise.
4934 (script_test_4): New target.
4935 (script_test_4.stdout): New target.
4936 * testsuite/Makefile.in: Rebuild.
4938 * sparc.cc: Add definitions for Output_data_plt_sparc class
4941 2008-04-14 David S. Miller <davem@davemloft.net>
4943 * sparc.cc: New file.
4944 * Makefile.am (TARGETSOURCES): Add sparc.cc
4945 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4946 * configure.tgt: Document targ_extra_size and
4947 targ_extra_big_endian. Add entries for sparc-* and
4949 * configure.ac: Handle targ_extra_size and
4950 targ_extra_big_endian.
4951 * Makefile.in: Rebuild.
4952 * configure: Likewise.
4953 * po/POTFILES.in: Likewise.
4954 * po/gold.pot: Likewise.
4956 2008-04-14 Ian Lance Taylor <iant@google.com>
4958 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4959 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4960 in the name/type/flags to section mapping. Don't call
4961 allocate_output_section.
4962 (Layout::choose_output_section): Change parameter from adjust_name
4963 to is_input_section. Don't permit input sections after sections
4964 are attached to segments. Don't call allocate_output_section.
4965 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4966 not write_enable_output_section.
4967 (Layout::make_output_section): Don't push to
4968 unattached_section_list_ nor call attach_to_segment. Call
4969 attach_section_to_segment if sections are attached.
4970 (Layout::attach_sections_to_segments): New function.
4971 (Layout::attach_section_to_segment): New function.
4972 (Layout::attach_allocated_section_to_segment): Rename from
4973 attach_to_segment. Remove flags parameter.
4974 (Layout::allocate_output_section): Remove function.
4975 (Layout::write_enable_output_section): Remove function.
4976 * layout.h (class Layout): Update for above changes. Add new
4977 field sections_are_attached_.
4978 * output.h (Output_section::update_flags_for_input_section): New
4980 * output.cc (Output_section::add_input_section): Call
4981 update_flags_for_input_section.
4982 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4984 2008-04-11 Cary Coutant <ccoutant@google.com>
4986 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4987 thought unnecessary.
4988 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4990 2008-04-11 Ian Lance Taylor <iant@google.com>
4992 * output.h (class Output_section_data): Remove inline definition
4994 * output.cc (Output_section_data::set_addralign): New function.
4996 2008-04-11 Cary Coutant <ccoutant@google.com>
4998 Add support for TLS descriptors for i386 and x86_64.
4999 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5000 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5001 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5003 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5004 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5005 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5007 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5008 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5009 Fix problem with initial-exec relocations.
5010 (Target_i386::Relocate::relocate_tls): Likewise.
5011 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5013 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5014 support for section-plus-offset dynamic table entries.
5015 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5016 (Output_data_dynamic::Dynamic_entry): Add support for
5017 section-plus-offset dynamic table entries.
5018 (Output_data_dynamic::Classification): Likewise.
5019 (Output_data_dynamic::classification_): Renamed offset_.
5020 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5021 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5022 (Target_x86_64::make_plt_section): New function.
5023 (Target_x86_64::reserve_tlsdesc_entries): New function.
5024 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5025 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5026 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5027 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5028 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5029 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5030 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5031 add extra PLT entry for TLS descriptors.
5032 (Output_data_plt_x86_64::got_): New field.
5033 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5034 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5036 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5038 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5039 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5040 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5041 R_386_TLS_DESC_CALL relocations.
5042 (Target_x86_64::Scan::global): Likewise.
5043 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5044 for TLS descriptors.
5045 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5046 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5047 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5048 GD-to-IE relaxation.
5049 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5050 and TLS_DESCRIPTORS.
5051 * Makefile.in: Rebuild.
5052 * configure: Rebuild.
5053 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5054 (tls_test_shared2.so): New target.
5055 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5056 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5057 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5058 (tls_shared_gd_to_ie_test_LDADD): New variable.
5059 (tls_shared_gnu2_gd_to_ie_test): New target.
5060 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5062 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5063 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5064 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5065 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5066 (tls_shared_gnu2_test): New target.
5067 (tls_test_gnu2_shared.so): New target.
5068 (tls_shared_gnu2_test_SOURCES): New variable.
5069 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5070 (tls_shared_gnu2_test_LDFLAGS): New variable.
5071 (tls_shared_gnu2_test_LDADD): New variable.
5072 * testsuite/Makefile.in: Rebuild.
5073 * testsuite/Makefile.
5075 2008-04-11 Ian Lance Taylor <iant@google.com>
5077 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5079 * testsuite/Makefile.in: Rebuild.
5081 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5083 * testsuite/script_test_2.cc (main): Adjust test.
5085 2008-04-11 David S. Miller <davem@davemloft.net>
5086 Ian Lance Taylor <iant@google.com>
5088 * options.h (General_options): Add entries for '-Y' and
5090 * options.cc (General_options:finalize): If -Y was used, add those
5091 entries to the library path instead of the default "/lib" and
5094 2008-04-11 David S. Miller <davem@davemloft.net>
5096 * testsuite/justsyms.t: Start at 0x100.
5097 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5098 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5100 * testsuite/script_test_2.cc: Adjust string and section length
5103 2008-04-09 Ian Lance Taylor <iant@google.com>
5106 * script-sections.cc (Sections_element::allocate_to_segment): Add
5108 (Output_section_definition::allocate_to_segment): Likewise.
5109 (Orphan_output_section::allocate_to_segment): Likewise.
5110 (Script_sections::attach_sections_using_phdrs_clause): Don't
5111 propagate non-PT_LOAD segments to orphan sections.
5112 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5113 readelf rather than objdump.
5114 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5115 .interp section and PT_INTERP segment are the same size.
5116 * testsuite/Makefile.in: Rebuild.
5118 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5119 aliases for symbols defined in the same object.
5120 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5121 (weak_alias_test_SOURCES): New variable.
5122 (weak_alias_test_DEPENDENCIES): New variable.
5123 (weak_alias_test_LDFLAGS): New variable.
5124 (weak_alias_test_LDADD): New variable.
5125 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5126 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5127 (weak_alias_test_3.o): New target.
5128 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5129 * testsuite/weak_alias_test_main.cc: New file.
5130 * testsuite/weak_alias_test_1.cc: New file.
5131 * testsuite/weak_alias_test_2.cc: New file.
5132 * testsuite/weak_alias_test_3.cc: New file.
5134 2008-04-08 Ian Lance Taylor <iant@google.com>
5136 * options.h (class General_options): Add --noinhibit-exec option.
5137 * main.cc (main): Check --noinhibit-exec.
5139 * options.h (class General_options): Define --wrap as a special
5140 option. Add wrap_symbols_ field.
5141 (General_options::any_wrap_symbols): New function.
5142 (General_options::is_wrap_symbol): New function.
5143 * options.cc (General_options::parse_wrap): New function.
5144 (General_options::General_options): Initialize wrap_symbols_.
5145 * symtab.cc (Symbol_table::wrap_symbol): New function.
5146 (Symbol_table::add_from_object): Handle --wrap.
5147 * symtab.h (class Symbol_table): Declare wrap_symbol.
5148 * target.h (Target::wrap_char): New function.
5149 (Target::Target_info): Add wrap_char field.
5150 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5151 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5152 * testsuite/testfile.cc (Target_test::test_target_info):
5155 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5158 * layout.h (class Layout): Add added_eh_frame_data_ field.
5159 * layout.cc (Layout::Layout): Initialize new field.
5160 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5161 output section until we find a section we merged successfully.
5162 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5163 that the size be non-zero.
5165 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5168 2008-04-08 Craig Silverstein <csilvers@google.com>
5170 * configure.ac: Export new conditional variable HAVE_ZLIB.
5171 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5173 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5174 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5176 2008-04-07 Ian Lance Taylor <iant@google.com>
5178 * version.cc (version_string): Set to "1.5".
5180 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5181 Add issued_non_pic_error_ field. Declare check_non_pic.
5182 (Target_x86_64::Scan::check_non_pic): New function.
5183 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5184 (Target_x86_64::Scan::global): Likewise.
5186 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5187 addend parameter. Change caller. Handle merge sections.
5188 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5189 Address to Addend. Don't add in the result of
5190 local_section_offset, pass down the addend and use the returned
5192 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5193 Update declarations of local_section_offset and symbol_value.
5194 * testsuite/two_file_test_1.cc (t18): New function.
5195 * testsuite/two_file_test_2.cc (f18): New function.
5196 * testsuite/two_file_test_main.cc (main): Call t18.
5197 * testsuite/two_file_test.h (t18, f18): Declare.
5199 * configure.ac: Don't test for objdump, c++filt, or readelf.
5200 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5202 (TEST_READELF): New variable.
5203 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5204 (check_PROGRAMS): Add two_file_strip_test.
5205 (two_file_strip_test): New target.
5206 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5207 (two_file_same_shared_strip_test_SOURCES): New variable.
5208 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5209 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5210 (two_file_same_shared_strip_test_LDADD): New variable.
5211 (two_file_shared_strip.so): New target.
5212 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5213 (ver_test_5.syms, ver_test_7.syms): Likewise.
5214 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5215 (strip_test_3.stdout): Use TEST_OBJDUMP.
5216 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5218 2008-04-04 Cary Coutant <ccoutant@google.com>
5220 * symtab.h (Symbol::is_weak_undefined): New function.
5221 (Symbol::is_strong_undefined): New function.
5222 (Symbol::is_absolute): New function.
5223 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5224 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5226 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5227 (weak_undef_test): New target.
5228 * testsuite/Makefile.in: Rebuild.
5229 * testsuite/weak_undef_file1.cc: New file.
5230 * testsuite/weak_undef_file2.cc: New file.
5231 * testsuite/weak_undef_test.cc: New file.
5233 2008-04-03 Craig Silverstein <csilvers@google.com>
5235 * compressed_output.h (class Output_compressed_section): Use
5237 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5239 (zlib_compressed_suffix): Removed.
5240 (Output_compressed_section::set_final_data_size): Use unsigned
5242 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5243 Fix linker invocation.
5244 (flagstest_o_specialfile_and_compress_debug_sections):
5246 * testsuite/Makefile.in: Regenerated.
5248 2008-04-02 David S. Miller <davem@davemloft.net>
5250 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5251 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5253 2008-04-02 Craig Silverstein <csilvers@google.com>
5257 2008-04-02 Ian Lance Taylor <iant@google.com>
5259 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5260 parameters. Update for new key type to views_. Change all
5262 (File_read::read): Adjust for byteshift in returned view.
5263 (File_read::add_view): New function, broken out of
5265 (File_read::make_view): New function, broken out of
5267 (File_read::find_or_make_view): Add offset and aligned
5268 parameters. Rewrite accordingly. Change all callers.
5269 (File_read::get_view): Add offset and aligned parameters. Adjust
5270 for byteshift in return value.
5271 (File_read::get_lasting_view): Likewise.
5272 * fileread.h (class File_read): Update declarations.
5273 (class File_read::View): Add byteshift_ field. Add byteshift to
5274 constructor. Add byteshift method.
5275 * archive.h (Archive::clear_uncached_views): New function.
5276 (Archive::get_view): Add aligned parameter. Change all callers.
5277 * object.h (Object::get_view): Add aligned parameter. Change all
5279 (Object::get_lasting_view): Likewise.
5281 * fileread.cc (File_read::release): Don't call clear_views if
5282 there are multiple objects.
5283 * fileread.h (File_read::clear_uncached_views): New function.
5284 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5287 2008-03-31 Cary Coutant <ccoutant@google.com>
5289 Add thin archive support.
5290 * archive.cc (Archive::armagt): New const.
5291 (Archive::setup): Remove task parameter and calls to unlock.
5292 (Archive::unlock_nested_archives): New function.
5293 (Archive::read_header): Add nested_off parameter. Change
5295 (Archive::interpret_header): Likewise.
5296 (Archive::include_all_members): Change to handle thin
5298 (Archive::include_member): Likewise.
5299 * archive.h (Archive::Archive): Add new parameters and
5301 (Archive::armagt): New const.
5302 (Archive::setup): Remove task parameter.
5303 (Archive::unlock_nested_archives): New function.
5304 (Archive::read_header): Add nested_off parameter.
5305 (Archive::interpret_header): Likewise.
5306 (Archive::Nested_archive_table): New typedef.
5307 (Archive::is_thin_archive_): New field.
5308 (Archive::nested_archives_): New field.
5309 (Archive::options_): New field.
5310 (Archive::dirpath_): New field.
5311 (Archive::task_): New field.
5312 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5313 for thin archives. Pass additional parameters to
5314 Archive::Archive. Unlock the archive file after calling
5317 2008-03-29 Ian Lance Taylor <iant@google.com>
5319 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5320 version symbol to be local.
5321 * testsuite/ver_test_4.sh: New file.
5322 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5323 (check_DATA): Add ver_test_4.syms.
5324 (ver_test_4.syms): New target.
5325 * testsuite/Makefile.in: Rebuild.
5328 (Output_section::Input_section_sort_entry::has_priority): New
5330 (Output_section::Input_section_sort_entry::match_file_name): New
5332 (Output_section::Input_section_sort_entry::match_section_name):
5334 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5336 (Output_section::Input_section_sort_entry::match_section_file):
5338 (Output_section::Input_section_sort_compare::operator()): Rewrite
5339 using new Input_section_sort_entry functions. Sort crtbegin and
5340 crtend first. Sort sections with no priority before sections with
5342 * testsuite/initpri1.c (d3): Check j != 4.
5343 (cd5): New constructor/destructor function.
5344 (main): Check j != 2.
5346 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5347 new symbol when resolving, don't call set_is_default.
5348 * testsuite/ver_test_7.cc: New file.
5349 * testsuite/ver_test_7.sh: New file.
5350 * testsuite/Makefile.am (ver_test_7.so): New target.
5351 (ver_test_7.o): New target.
5352 (check_SCRIPTS): Add ver_test_7.sh.
5353 (check_DATA): Add ver_test_7.syms.
5354 (ver_test_7.syms): New target.
5356 2008-03-28 Ian Lance Taylor <iant@google.com>
5358 * layout.cc (Layout::layout): If we see an input section with a
5359 name that needs sorting, set the must_sort flag for the output
5361 (Layout::make_output_section): If the name of the output section
5362 indicates that it might require sorting, set the may_sort flag.
5363 * output.h (Output_section::may_sort_attached_input_sections): New
5365 (Output_section::set_may_sort_attached_input_sections): New
5367 (Output_section::must_sort_attached_input_sections): New
5369 (Output_section::set_must_sort_attached_input_sections): New
5371 (class Output_section): Declare Input_section_sort_entry. Define
5372 Input_section_sort_compare. Declare
5373 sort_attached_input_sections. Add new fields:
5374 may_sort_attached_input_sections_,
5375 must_sort_attached_input_sections_,
5376 attached_input_sections_are_sorted_.
5377 * output.cc (Output_section::Output_section): Initialize new
5379 (Output_section::add_input_section): Add an entry to
5380 input_sections_ if may_sort or must_sort are true.
5381 (Output_section::set_final_data_size): Call
5382 sort_attached_input_sections if necessary.
5383 (Output_section::Input_section_sort_entry): Define new class.
5384 (Output_section::Input_section_sort_compare::operator()): New
5386 (Output_section::sort_attached_input_sections): New function.
5387 * configure.ac: Check whether the compiler supports constructor
5388 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5389 * testsuite/initpri1.c: New file.
5390 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5391 CONSTRUCTOR_PRIORITY.
5392 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5393 (initpri1_LDFLAGS): New variable.
5394 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5396 2008-03-27 Ian Lance Taylor <iant@google.com>
5398 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5399 * testsuite/common_test_1.c: New file.
5400 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5401 (common_test_1_SOURCES): New variable.
5402 (common_test_1_DEPENDENCIES): New variable.
5403 (common_test_1_LDFLAGS): New variable.
5405 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5406 and commons_ correctly when NAME/VERSION does not override
5408 * testsuite/ver_test_6.c: New file.
5409 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5410 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5411 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5413 2008-03-26 Ian Lance Taylor <iant@google.com>
5415 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5416 of an undefined symbol from a version script.
5417 * testsuite/Makefile.am (ver_test_5.so): New target.
5418 (ver_test_5.o): New target.
5419 (check_SCRIPTS): Add ver_test_5.sh.
5420 (check_DATA): Add ver_test_5.syms.
5421 (ver_test_5.syms): New target.
5422 * testsuite/ver_test_5.cc: New file.
5423 * testsuite/ver_test_5.script: New file.
5424 * testsuite/ver_test_5.sh: New file.
5425 * Makefile.in, testsuite/Makefile.in: Rebuild.
5428 Fix problems building gold with gcc 4.3.0.
5429 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5430 (gold_error_at_location, gold_warning_at_location): Use it.
5431 * configure.ac: Check whether we can compile and use a template
5432 function with a printf attribute.
5433 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5434 when jumping over bytes.
5435 * object.cc: Instantiate Object::read_section_data.
5436 * debug.h: Include <cstring>
5437 * dwarf_reader.cc: Include <algorithm>
5438 * main.cc: Include <cstring>.
5439 * options.cc: Include <cstring>.
5440 * output.cc: Include <cstring>.
5441 * script.cc: Include <cstring>.
5442 * script.h: Include <string>.
5443 * symtab.cc: Include <cstring> and <algorithm>.
5444 * target-select.cc: Include <cstring>.
5445 * version.cc: Include <string>.
5446 * testsuite/testmain.cc: Include <cstdlib>.
5447 * configure, config.in: Rebuild.
5449 2008-03-25 Ian Lance Taylor <iant@google.com>
5451 * options.cc: Include "../bfd/bfdver.h".
5452 (options::help): Print bug reporting address.
5454 * version.cc (print_version): Adjust output for current value of
5459 * options.cc (options::help): Print list of supported targets.
5460 * target-select.h: Include <vector>.
5461 (class Target_selector): Make machine_, size_, and is_big_endian_
5462 fields const. Add bfd_name_ and instantiated_target_ fields.
5463 (Target_selector::Target_selector): Add bfd_name parameter.
5464 (Target_selector::recognize): Make non-virtual, call
5466 (Target_selector::recognize_by_name): Make non-virtual, call
5467 do_recognize_by_name.
5468 (Target_selector::supported_names): New function.
5469 (Target_selector::bfd_name): New function.
5470 (Target_selector::do_instantiate_target): New pure virtual
5472 (Target_selector::do_recognize): New virtual function.
5473 (Target_selector::do_recognize_by_name): New virtual function.
5474 (Target_selector::instantiate_target): New private function.
5475 (supported_target_names): Declare.
5476 * target-select.cc (Target_selector::Target_selector): Update for
5477 new parameter and fields.
5478 (select_target_by_name): Check that the name matches before
5479 calling recognize_by_name.
5480 (supported_target_names): New function.
5481 * i386.cc (class Target_selector_i386): Update Target_selector
5482 constructor call. Remove recognize and recognize_by_name. Add
5483 do_instantiate_target.
5484 * x86_64.cc (class Target_selector_x86_64): Likewise.
5485 * testsuite/testfile.cc (class Target_selector_test): Update for
5486 changes to Target_selector.
5488 * README: Rewrite, with some notes on unsupported features.
5490 2008-03-24 Cary Coutant <ccoutant@google.com>
5492 * i386.cc (Target_i386::Got_type): New enum declaration.
5493 (Target_i386::Scan::local): Updated callers of Output_data_got
5495 (Target_i386::Scan::global): Likewise.
5496 (Target_i386::Relocate::relocate): Likewise.
5497 (Target_i386::Relocate::relocate_tls): Likewise.
5498 * object.h (Got_offset_list): New class.
5499 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5500 (Sized_relobj::local_got_offset): Likewise.
5501 (Sized_relobj::set_local_got_offset): Likewise.
5502 (Sized_relobj::local_has_tls_got_offset): Removed.
5503 (Sized_relobj::local_tls_got_offset): Removed.
5504 (Sized_relobj::set_local_tls_got_offset): Removed.
5505 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5506 * output.cc (Output_data_got::add_global): Added got_type parameter.
5507 (Output_data_got::add_global_with_rel): Likewise.
5508 (Output_data_got::add_global_with_rela): Likewise.
5509 (Output_data_got::add_global_pair_with_rel): New function.
5510 (Output_data_got::add_global_pair_with_rela): New function.
5511 (Output_data_got::add_local): Added got_type parameter.
5512 (Output_data_got::add_local_with_rel): Likewise.
5513 (Output_data_got::add_local_with_rela): Likewise.
5514 (Output_data_got::add_local_pair_with_rel): New function.
5515 (Output_data_got::add_local_pair_with_rela): New function.
5516 (Output_data_got::add_global_tls): Removed.
5517 (Output_data_got::add_global_tls_with_rel): Removed.
5518 (Output_data_got::add_global_tls_with_rela): Removed.
5519 (Output_data_got::add_local_tls): Removed.
5520 (Output_data_got::add_local_tls_with_rel): Removed.
5521 (Output_data_got::add_local_tls_with_rela): Removed.
5522 * output.h (Output_data_got::add_global): Added got_type parameter.
5523 (Output_data_got::add_global_with_rel): Likewise.
5524 (Output_data_got::add_global_with_rela): Likewise.
5525 (Output_data_got::add_global_pair_with_rel): New function.
5526 (Output_data_got::add_global_pair_with_rela): New function.
5527 (Output_data_got::add_local): Added got_type parameter.
5528 (Output_data_got::add_local_with_rel): Likewise.
5529 (Output_data_got::add_local_with_rela): Likewise.
5530 (Output_data_got::add_local_pair_with_rel): New function.
5531 (Output_data_got::add_local_pair_with_rela): New function.
5532 (Output_data_got::add_global_tls): Removed.
5533 (Output_data_got::add_global_tls_with_rel): Removed.
5534 (Output_data_got::add_global_tls_with_rela): Removed.
5535 (Output_data_got::add_local_tls): Removed.
5536 (Output_data_got::add_local_tls_with_rel): Removed.
5537 (Output_data_got::add_local_tls_with_rela): Removed.
5538 * resolve.cc (Symbol::override_base_with_special): Removed
5539 reference to has_got_offset_ field.
5540 * symtab.cc (Symbol::init_fields): Replaced initialization
5541 of got_offset_ with got_offsets_. Removed initialization
5543 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5544 (Symbol::got_offset): Likewise.
5545 (Symbol::set_got_offset): Likewise.
5546 (Symbol::has_tls_got_offset): Removed.
5547 (Symbol::tls_got_offset): Removed.
5548 (Symbol::set_tls_got_offset): Removed.
5549 (Symbol::got_offset_): Removed.
5550 (Symbol::tls_mod_got_offset_): Removed.
5551 (Symbol::tls_pair_got_offset_): Removed.
5552 (Symbol::got_offsets_): New field.
5553 (Symbol::has_got_offset): Removed.
5554 (Symbol::has_tls_mod_got_offset): Removed.
5555 (Symbol::has_tls_pair_got_offset): Removed.
5556 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5557 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5559 (Target_x86_64::Scan::global): Likewise.
5560 (Target_x86_64::Relocate::relocate): Likewise.
5561 (Target_x86_64::Relocate::relocate_tls): Likewise.
5563 2008-03-25 Ben Elliston <bje@au.ibm.com>
5565 * yyscript.y: Fix spelling error in comment.
5567 2008-03-24 Ian Lance Taylor <iant@google.com>
5569 * options.h (class General_options): Define build_id option.
5570 * layout.h (class Layout): Declare write_build_id, create_note,
5571 create_build_id. Add build_id_note_ member.
5572 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5573 "libiberty.h", "md5.h", "sha1.h".
5574 (Layout::Layout): Initialize eh_frame_data_,
5575 eh_frame_hdr_section_, and build_id_note_.
5576 (Layout::finalize): Call create_build_id.
5577 (Layout::create_note): New function, broken out of
5578 Layout::create_gold_note.
5579 (Layout::create_gold_note): Call create_note.
5580 (Layout::create_build_id): New function.
5581 (Layout::write_build_id): New function.
5582 (Close_task_runner::run): Call write_build_id.
5584 * x86_64.cc: Correct license to GPLv3.
5586 2008-03-23 Ian Lance Taylor <iant@google.com>
5588 * options.cc: Include "demangle.h".
5589 (parse_optional_string): New function.
5590 (parse_long_option): Handle takes_optional_argument.
5591 (parse_short_option): Update dash_z initializer. Handle
5592 takes_optional_argument.
5593 (General_options::General_options): Initialize do_demangle_.
5594 (General_options::finalize): Set do_demangle_. Handle demangling
5596 * options.h (parse_optional_string): Declare.
5597 (struct One_option): Add optional_arg field. Update constructor.
5598 Update call constructor calls. Add takes_optional_argument
5600 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5601 (DEFINE_optional_string): Define.
5602 (General_options::demangle): Change from DEFINE_bool to
5603 DEFINE_optional_string.
5604 (General_options::no_demangle): New function.
5605 (General_options::do_demangle): New function.
5606 (General_options::set_do_demangle): New function.
5607 (General_options::execstack_status_): Move definition to end of
5609 (General_options::static_): Likewise.
5610 (General_options::do_demangle_): New field.
5611 * object.cc (big_endian>::get_symbol_location_info): Call
5612 Options::do_demangle, not Options::demangle.
5613 * symtab.cc (demangle): Likewise.
5615 2008-03-22 Ian Lance Taylor <iant@google.com>
5617 * gold.h: Include <cstddef> and <sys/types.h>
5618 * options.h: Include <cstring>.
5620 2008-03-21 Ian Lance Taylor <iant@google.com>
5622 * Added source code to GNU binutils.