1 2009-12-29 Ian Lance Taylor <iant@google.com>
3 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4 using a version of gcc before 4.1.
7 2009-12-28 Chris Demetriou <cgd@google.com>
9 * attributes.cc (Output_attributes_section_data::do_write): Use
10 std::vector::front rather than std::vector::data.
12 2009-12-28 Ian Lance Taylor <iant@google.com>
14 * symtab.h (class Symbol_table): Add enum Defined.
15 * resolve.cc (Symbol_table::should_override): Add defined
16 parameter. Change all callers. Test whether object is NULL
17 before calling a method on it.
18 (Symbol_table::report_resolve_problem): Add defined parameter.
20 (Symbol_table::should_override_with_special): Likewise.
21 * symtab.cc (Symbol_table::define_in_output_data): Add defined
22 parameter. Change all callers.
23 (Symbol_table::do_define_in_output_data): Likewise.
24 (Symbol_table::define_in_output_segment): Likewise.
25 (Symbol_table::do_define_in_output_segment): Likewise.
26 (Symbol_table::define_as_constant): Likewise.
27 (Symbol_table::do_define_as_constant): Likewise.
28 * script.h (class Symbol_assignment): Add is_defsym parameter to
29 constructor; change all callers.
30 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
31 parameter. Change all callers. Add is_defsym_ field.
32 (class Parser_closure): Add parsing_defsym parameter to
33 constructor; change all callers. Add parsing_defsym accessor
34 function. Add parsing_defsym_ field.
36 2009-12-28 Ian Lance Taylor <iant@google.com>
38 * gold.cc (queue_middle_tasks): Fix formatting.
39 * object.cc (Relobj::is_section_name_included): Likewise.
41 2009-12-23 Ian Lance Taylor <iant@google.com>
43 * i386.cc (Target_i386::do_calls_non_split): Recognize
44 -fsplit-stack prologue for a function with a static chain.
45 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
46 -fsplit-stack prologue when using %r11.
48 2009-12-21 Sriraman Tallam <tmsriram@google.com>
50 * options.cc (General_options::parse_version): Make -v continue and do
51 the link like GNU ld does.
53 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
55 * Makefile.am (CCFILES): Add timer.cc.
56 (HFILES): Add timer.h.
57 * configure.ac: Check for sysconf and times.
58 * main.cc: include timer.h.
59 (main): Use Timer instead of get_run_time.
62 * workqueue.cc: include timer.h.
63 (Workqueue::find_and_run_task):
64 Report user, sys and wall time.
65 * Makefile.in: Regenerate.
66 * config.in: Regenerate.
67 * configure: Regenerate.
69 2009-12-16 Doug Kwan <dougkwan@google.com>
71 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
73 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
74 relaxed input sections.
75 * output.cc (Output_section::find_relaxed_input_section): Change
76 return type to Output_relaxed_input_section pointer. Adjust code
77 for new type of relaxed_input_section_map_.
78 * output.h (Output_section::find_relaxed_input_section): Change
79 return type to Output_relaxed_input_section pointer.
80 (Output_section::Output_relaxed_input_section_by_input_section_map):
82 (Output_section::relaxed_input_section_map_): Change type to
83 Output_section::Output_relaxed_input_section_by_input_section_map.
84 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
87 2009-12-15 Ian Lance Taylor <iant@google.com>
89 * layout.cc (Layout::create_shstrtab): Only write out after input
90 sections if we are compressing debug sections.
92 2009-12-15 Ian Lance Taylor <iant@google.com>
94 * archive.cc (Archive::add_symbols): Only look up a symbol without
95 a version if there is, in fact, a version.
97 2009-12-14 Ian Lance Taylor <iant@google.com>
99 Revert -Wshadow changes, all changes from:
100 2009-12-11 Doug Kwan <dougkwan@google.com>
101 2009-12-11 Nick Clifton <nickc@redhat.com>
102 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
104 2009-12-11 Doug Kwan <dougkwan@google.com>
106 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
108 * attributes.cc (Object_attribute::size): Ditto.
109 (Attributes_section_data::size): Ditto.
110 (Attributes_section_data::Attributes_section_data): Ditto.
111 (Output_attributes_section_data::do_write): Ditto.
112 * attributes.h (Object_attribute::set_type): Ditto.
113 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
115 2009-12-11 Nick Clifton <nickc@redhat.com>
117 * archive.cc: Fix shadowed variable warnings.
119 * compressed_output.cc: Likewise.
120 * compressed_output.h: Likewise.
121 * configure: Likewise.
122 * dwarf_reader.cc: Likewise.
123 * dynobj.cc: Likewise.
124 * dynobj.h: Likewise.
125 * ehframe.cc: Likewise.
126 * ehframe.h: Likewise.
127 * errors.cc: Likewise.
128 * expression.cc: Likewise.
129 * fileread.cc: Likewise.
130 * fileread.h: Likewise.
131 * freebsd.h: Likewise.
134 * incremental.h: Likewise.
135 * layout.cc: Likewise.
136 * layout.h: Likewise.
137 * mapfile.cc: Likewise.
138 * merge.cc: Likewise.
140 * object.cc: Likewise.
141 * object.h: Likewise.
142 * options.h: Likewise.
143 * output.cc: Likewise.
144 * output.h: Likewise.
145 * parameters.cc: Likewise.
146 * plugin.cc: Likewise.
147 * powerpc.cc: Likewise.
148 * reduced_debug_output.cc: Likewise.
149 * reduced_debug_output.h: Likewise.
150 * reloc.cc: Likewise.
152 * resolve.cc: Likewise.
153 * script-sections.cc: Likewise.
154 * script.cc: Likewise.
155 * script.h: Likewise.
156 * sparc.cc: Likewise.
157 * symtab.cc: Likewise.
158 * symtab.h: Likewise.
159 * target-select.cc: Likewise.
160 * target-select.h: Likewise.
162 * workqueue.cc: Likewise.
163 * workqueue.h: Likewise.
164 * x86_64.cc: Likewise.
166 2009-12-10 Doug Kwan <dougkwan@google.com>
168 * arm.cc (attributes.h): New include.
169 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
170 (Arm_relobj::~Arm_relobj): Delete object pointed by
171 attributes_section_data_.
172 (Arm_relobj::attributes_section_data): New method definition.
173 (Arm_relobj::attributes_section_data_): New data member declaration.
174 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
175 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
176 attributes_section_data_.
177 (Arm_dynobj::attributes_section_data): New method definition.
178 (Arm_dynobj::attributes_section_data_): New data member declaration.
179 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
180 initialization value of may_use_blx_ to false.
181 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
182 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
183 object attributes to compute results instead of hard-coding.
184 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
185 Target_arm::get_secondary_compatible_arch,
186 Target_arm::set_secondary_compatible_arch
187 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
188 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
189 New method declarations.
190 (Target_arm::get_aeabi_object_attribute): New method definition.
191 (Target_arm::attributes_section_data_): New data member declaration.
192 (read_arm_attributes_section): New template definition.
193 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
194 (Arm_dynobj::do_read_symbols): Ditto.
195 (Target_arm::do_finalize_sections): Merge attributes sections from
196 input. Check for BLX use after attributes section merging.
197 Fix __exidx_start and __exidx_end visibility. Create an
198 .ARM.attributes section if necessary.
199 (Target_arm::get_secondary_compatible_arch,
200 Target_arm::set_secondary_compatible_arch,
201 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
202 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
203 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
204 New method definitions.
206 2009-12-09 Ian Lance Taylor <iant@google.com>
208 * plugin.cc (Plugin::load): Don't cast from void* to a function
211 2009-12-09 Ian Lance Taylor <iant@google.com>
213 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
216 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
218 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
219 Replace two_file_shared_1.so with two_file_shared_2.so.
220 * testsuite/Makefile.in: Regenerated.
222 2009-12-08 Doug Kwan <dougkwan@google.com>
224 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
225 (HFILES): Add attributes.h and int_encoding.h.
226 * Makefile.in: Regenerate.
227 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
228 function definitions to int_encoding.cc
229 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
230 prototypes to int_encoding.h
231 * reduced_debug_output.cc (int_encoding.h): New include.
232 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
233 function definitions to int_encoding.cc
234 (insert_into_vector, read_from_pointer): Move template definitions to
236 * attributes.cc: New file.
237 * attributes.h: New file.
238 * int_encoding.cc: New file.
239 * int_encoding.h: New file.
241 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
244 * incremental-dump.cc (dump_incremental_inputs): New.
245 (main): Use dump_incremental_inputs.
247 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
250 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
251 checking elfcpp::STT_FUNC.
252 (Target_i386::Relocate::relocate): Likewise.
253 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
255 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
256 symbols from shared libraries into normal FUNC symbols.
258 * symtab.h (Symbol): Add is_func and use it.
260 2009-12-05 Doug Kwan <dougkwan@google.com>
262 * arm.cc (Target_arm::arm_info): Initialize new fields
263 attributes_section and attributes_vendor.
264 * i386.cc (Target_i386::i386_info): Same.
265 * object.cc (Sized_relobj::do_layout): Skip attribute section.
266 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
267 fields attributes_section and attributes_vendor.
268 * sparc.cc (Target_sparc::sparc_info): Same.
269 * target.h (Target::attributes_section, Target::attributes_vendor,
270 Target::is_attributes_section, Target::attribute_arg_type,
271 Target::attributes_order): New method definitions.
272 (Target::Target_info::attributes_section,
273 Target::Target_info::attributes_vendor): New fields.
274 (Target::do_attribute_arg_type, Target::do_attributes_order): New
275 virtual method definitions.
276 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
277 attributes_section and attributes_vendor.
278 * testsuite/testfile.cc (Target_test::test_target_info): Same.
280 2009-12-05 Doug Kwan <dougkwan@google.com>
282 * arm.cc: Update comments about interworking and stub generation.
283 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
284 considered as non-PIC.
285 (Arm_relocate_functions::base_abs): Fix formatting.
286 (Arm_relocate_functions::got_prel): Fix comment. Change interface
287 of function to use GOT entry address instead of offset.
288 (Target_arm::Scan::global): Issue an error if a symbol would need a
289 PLT does not get one because it is untyped. Remove code to create
290 dynamic symbols for relative branches.
291 (Target_arm::Relocate::relocate: Use 0 instead of false since function
292 takes unsigned integer instead of boolean.
294 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
296 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
297 (two_file_test_LDADD): Likewise.
298 (common_test_1_LDADD): Likewise.
299 (exception_test_LDADD) Likewise.
300 (weak_test_LDADD): Likewise.
301 (many_sections_test_LDADD): Likewise.
302 (initpri1_LDADD): Likewise.
303 (script_test_1_LDADD): Likewise.
304 (script_test_2_LDADD): Likewise.
305 (justsyms_LDADD): Likewise.
306 (binary_test_LDADD): Likewise.
307 (large_LDADD): Likewise.
308 * testsuite/Makefile.in: Regenerated.
310 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
312 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
313 (Symbol_table::override_with_special): Likewise.
314 (Symbol_table::add_from_object): Likewise.
316 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
318 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
319 Don't set the data_offset twice.
321 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
323 * testsuite/Makefile.in: Regenerate.
325 2009-12-03 Doug Kwan <dougkwan@google.com>
327 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
328 (Target_arm::do_finalize_sections): Add parameter for symbol table
329 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
330 * i386.cc (Target_i386::do_finalize_sections): Add an additional
331 parameter for symbol table pointer.
332 * layout.cc (Layout::finalize): Call Target::finalize_sections with
333 an additional parameter for a pointer to symbol table.
334 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
335 parameter for a symbol table pointer.
336 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
337 * target.h (Target::finalize_sections, Target::do_finalize_sections):
339 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
340 parameter for a symbol table pointer.
342 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
344 * incremental.cc (Incremental_inputs_header)
345 (Incremental_inputs_header_write, Incremental_inputs_entry)
346 (Incremental_inputs_entry_write): Move ...
347 * incremental.h (Incremental_inputs_header)
348 (Incremental_inputs_header_write, Incremental_inputs_entry)
349 (Incremental_inputs_entry_write): here.
351 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
353 * incremental.cc (make_sized_incremental_binary): Set the target.
354 Error if it is incompatible.
355 * output.h (Output_file): Add filename method.
357 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
359 * incremental.cc (Incremental_inputs_entry): Remove unused argument
360 from the get_* methods.
362 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
364 * incremental-dump.cc (main): Check that the offeset of a script is 0.
365 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
366 Write 0 for the data_offset of scripts.
368 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
370 * testsuite/Makefile.am: Add the incremental_test.sh test.
371 * testsuite/incremental_test.sh: New.
372 * testsuite/incremental_test_1.c: New.
373 * testsuite/incremental_test_2.c: New.
375 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
377 * incremental-dump.cc (main): Fix typos.
379 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
382 * incremental-dump.cc (main): Use llu to print 64 bit values.
384 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
385 H.J. Lu <hongjiu.lu@intel.com>
387 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
389 (incremental_dump_LDADD): Likewise.
390 * Makefile.in: Regenerated.
392 2009-11-25 Doug Kwan <dougkwan@google.com>
396 2009-11-25 Doug Kwan <dougkwan@google.com>
398 * arm.cc (Target_arm::Target_arm): Move method definition
399 outside of class definition. Add code to handle
400 --target1-rel, --target1-abs and --target2= options.
401 (Target_arm::get_reloc_reloc_type): Change method to be
402 non-static and const.
403 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
404 New data member declaration.
405 (Target_arm::Scan::local, Target_arm::Scan::global,
406 Target_arm::Relocate::relocate,
407 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
408 Adjust call to Target_arm::get_real_reloc_type.
409 (Target_arm::get_real_reloc_type): Use command line options
410 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
411 * options.h (--target1-rel, --target1-abs, --target2): New
414 2009-11-25 Doug Kwan <dougkwan@google.com>
416 * arm.cc (Target_arm::Target_arm): Move method definition outside of
417 class definition. Add code to handle --target1-rel, --target1-abs
418 and --target2= options.
419 (Target_arm::get_reloc_reloc_type): Change method to be non-static
421 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
423 (Target_arm::Scan::local, Target_arm::Scan::global,
424 Target_arm::Relocate::relocate,
425 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
426 call to Target_arm::get_real_reloc_type.
427 (Target_arm::get_real_reloc_type): Use command line options to
428 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
429 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
432 2009-11-25 Doug Kwan <dougkwan@google.com>
434 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
435 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
436 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
438 (Arm_relocate_functions::thm_call): Replace body with a call to
439 Arm_relocate_functions::thumb_branch_common.
440 (Arm_relocate_functions::thm_jump24,
441 Arm_relocate_functions::thm_xpc22): New method definitions.
442 (Arm_relocate_functions::thumb_branch_common): New method definition.
443 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
445 (Target_arm::Relocate::relocate): Adjust call to thm_call.
446 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
448 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
450 * Makefile.am: Build incremental-dump
451 * Makefile.in: Regenerate.
452 * incremental-dump.cc: New.
453 * incremental.cc (Incremental_inputs_header_data,
454 Incremental_inputs_entry_data): Move to incremental.h
455 * incremental.h: (Incremental_inputs_header_data,
456 Incremental_inputs_entry_data): Move from incremental.cc
458 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
460 * incremental.cc (Incremental_inputs_header,
461 Incremental_inputs_header_write, Incremental_inputs_entry,
462 Incremental_inputs_entry_write): Add a typedef with the data type.
464 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
466 * incremental.cc (Incremental_inputs_header,
467 Incremental_inputs_header_write, Incremental_inputs_entry,
468 Incremental_inputs_entry_write): Update comment about which
469 type has the filed descriptions.
471 2009-11-15 Doug Kwan <dougkwan@google.com>
473 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
474 (Arm_relocate_functions::arm_branch_common): Change method defintion
475 in class definition to a method declaration and update list of formal
477 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
478 Arm_relocation_functions::jump24): Adjust call to
479 Arm_relocate_functions::arm_branch_common. Update list of formal
481 (Arm_relocate_functions::xpc25): New method definition.
482 (Arm_relocate_functions::arm_branch_common): Move method defintion
483 out from class definition. Use stubs for mode-switching and extending
485 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
486 specially. Change code to enable use of stubs in ARM branches.
488 2009-11-10 Doug Kwan <dougkwan@google.com>
490 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
491 in method declaration.
492 (Target_arm::relocate_stub): New method declaration.
493 (Target_arm::default_target): Change to return a pointer instead of
495 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
496 Target_arm::default_target.
497 (Arm_Relobj::do_relocate_sections): Remove options paramater in
499 (Target_arm::relocate_section): Adjust view.
500 (Target_arm::relocate_stub): New method definition.
502 2009-11-10 Doug Kwan <dougkwan@google.com>
504 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
506 * incremental.cc (open_incremental_binary): Initialized local
507 variables to avoid warnings.
508 * object.cc (make_elf_object): Ditto.
509 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
512 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
515 * testsuite/plugin_test.c: Include "config.h".
517 2009-11-09 Doug Kwan <dougkwan@google.com>
519 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
520 (arm_symbol_value): Remove.
521 (Arm_relocate_functions::arm_branch_common,
522 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
523 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
524 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
525 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
526 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
527 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
528 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
529 Arm_relocate_functions::thm_mobw_abs_nc,
530 Arm_relocate_functions::thm_mov_abs,
531 Arm_relocate_functions::movw_prel_nc,
532 Arm_relocate_functions::thm_movt_abs,
533 Arm_relocate_functions::movt_prel,
534 Arm_relocate_functions::thm_movw_prel_nc,
535 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
536 (Target_arm::Relocate::relocate): Only decompose address into two
537 parts if relocation type uses the thumb-bit and pass the actual
538 bit instead of a flag indicating that the thumb-bit is used. Adjust
539 calls to methods in Arm_relocate_functions for this change.
541 2009-11-08 Ian Lance Taylor <iant@google.com>
544 * reloc.cc: Instantiate
545 Sized_relobj::initialize_input_to_output_maps and
546 Sized_relobj:free_input_to_output_maps.
548 2009-11-06 Ian Lance Taylor <iant@google.com>
551 * defstd.cc (in_segment): Set only_if_ref true for "end".
553 2009-11-06 Doug Kwan <dougkwan@google.com>
555 * arm.cc (class Reloc_stub): Correct a comment.
556 (Target_arm::Target_arm): Initialize arm_input_section_map_.
557 (Target_arm::scan_section_for_stubs): New method declaration.
558 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
559 Change methods from private to protected.
560 (Target_arm::do_may_relax): New method definition.
561 (Target_arm::do_relax, Target_arm::group_sections,
562 Target_arm::scan_reloc_for_stub,
563 Target_arm::scan_reloc_section_for_stubs): New method declarations.
564 (Target_arm::arm_input_section_map_): New data member declaration.
565 (Target_arm::scan_reloc_for_stub,
566 Target_arm::scan_reloc_section_for_stubs,
567 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
568 Target_arm::do_relax): New method definitions.
570 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
572 * configure.ac: Check for (struct stat)::st_mtim
573 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
574 * config.in: Regenerate.
575 * configure: Regenerate.
577 2009-11-05 Ian Lance Taylor <iant@google.com>
580 * output.cc (Output_segment::add_output_section): Add missing
583 2009-11-04 Ian Lance Taylor <iant@google.com>
586 * object.h (class Object): Add is_needed and set_is_needed
587 methods. Add is_needed_ field. Make bool fields into bitfields.
588 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
589 defined in a dynamic object and referenced by a regular object,
590 set is_needed for the dynamic object.
591 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
592 if the file is marked with as_needed and it is not needed.
594 2009-11-04 Ian Lance Taylor <iant@google.com>
597 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
598 tags if data is discarded by linker script.
599 * i386.cc (Target_i386::do_finalize_sections): Likewise.
600 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
601 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
602 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
604 2009-11-04 Ian Lance Taylor <iant@google.com>
606 * layout.cc (Layout::get_output_section): Add is_interp and
607 is_dynamic_linker_section parameters. Change all callers.
608 (Layout::choose_output_section): Likewise.
609 (Layout::make_output_section): Likewise.
610 (Layout::add_output_section_data): Add is_dynamic_linker_section
611 parameter. Change all callers.
612 * layout.h (class Layout): Update declarations.
613 * output.h (class Output_section): Add is_interp, set_is_interp,
614 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
615 Add is_interp_, is_dynamic_linker_section_ fields. Change
616 generate_code_fills_at_write_ to a bitfield.
617 * output.cc (Output_section::Output_sections): Initialize new
619 (Output_segment::add_output_section): Add do_sort parameter.
622 2009-11-03 Ian Lance Taylor <iant@google.com>
625 * options.h (class General_options): Add --warn-common.
626 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
627 merging two common symbols.
628 (Symbol_table::should_override): Handle --warn-common when merging
629 a common symbol with a defined symbol. Use report_resolve_problem
630 for multiple definitions.
631 (Symbol_table::report_resolve_problem): New function.
632 * symtab.h (class Symbol_table): Declare report_resolve_problem.
634 2009-11-03 Doug Kwan <dougkwan@google.com>
636 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
638 (Target_arm::stub_factory): New method definition.
639 (Target_arm::new_arm_input_section,
640 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
641 Target_arm::reloc_uses_thumb_bit): New method declarations.
642 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
643 New type definitions.
644 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
646 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
647 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
648 New method definitions.
650 2009-11-03 Ian Lance Taylor <iant@google.com>
652 * options.h (class General_options): Add --warn_constructors.
654 2009-11-03 Ian Lance Taylor <iant@google.com>
657 * defstd.cc (in_section): Add entries for __rel_iplt_start,
658 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
660 2009-11-03 Ian Lance Taylor <iant@google.com>
663 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
664 --msgid-bugs-address.
665 (install-pdf): New target.
666 (install-data_yes): Look up one directory to find mkinstalldirs.
668 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
670 * po/Make-in (.po.gmo): Don't generate .gmo files in source
673 2009-10-30 Doug Kwan <dougkwan@google.com>
675 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
677 2009-10-30 Doug Kwan <dougkwan@google.com>
679 * arm.cc (Stub_addend_reader): New struct template definition
680 and partial specializations.
681 (Stub_addend_reader::operator()): New method definition for a
682 partially specialized template.
684 2009-10-30 Doug Kwan <dougkwan@google.com>
686 * arm.cc (Arm_relobj::processor_specific_flags): New method
688 (Arm_relobj::do_read_symbols): New method declaration.
689 (Arm_relobj::processor_specific_flags_): New data member declaration.
690 (Arm_dynobj): New class definition.
691 (Target_arm::do_finalize_sections): Add input_objects parameter.
692 (Target_arm::do_adjust_elf_header): New method declaration.
693 (Target_arm::are_eabi_versions_compatible,
694 (Target_arm::merge_processor_specific_flags): New method declaration.
695 (Target_arm::do_make_elf_object): New overloaded method definitions
697 (Arm_relobj::do_read_symbols): New method definition.
698 (Arm_dynobj::do_read_symbols): Ditto.
699 (Target_arm::do_finalize_sections): Add input_objects parameters.
700 Merge processor-specific flags from all input objects.
701 (Target_arm::are_eabi_versions_compatible,
702 Target_arm::merge_processor_specific_flags,
703 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
704 New method definitions.
705 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
706 Input_objects pointer type parameter.
707 * layout.cc (Layout::finalize): Pass input objects to target's.
708 finalize_sections function.
709 * output.cc (Output_file_header::do_sized_write): Set ELF file
710 header's processor-specific flags.
711 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
712 Input_objects pointer type parameter.
713 * sparc.cc (Target_sparc::do_finalize_sections): Same.
714 * target.h (Input_objects): New forward class declaration.
715 (Target::processor_specific_flags,
716 Target::are_processor_specific_flags_sect): New method definitions.
717 (Target::finalize_sections): Add input_objects parameter.
718 (Target::Target): Initialize processor_specific_flags_ and
719 are_processor_specific_flags_set_.
720 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
722 (Target::set_processor_specific_flags): New method definition.
723 (Target::processor_specific_flags_,
724 Target::are_processor_specific_flags_set_): New data member
726 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
727 Input_objects pointer type parameter.
729 2009-10-30 Doug Kwan <dougkwan@google.com>
731 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
733 2009-10-28 Ian Lance Taylor <iant@google.com>
735 * object.h (class Relobj): Drop options parameter from
736 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
737 do_scan_relocs, do_relocate. Change all callers.
738 (class Sized_relobj): Drop options parameters from
739 do_gc_process_relocs, do_scan_relocs, do_relocate,
740 do_relocate_sections, relocate_sections, emit_relocs_scan,
741 emit_relocs_scan_reltype. Change all callers.
742 (struct Relocate_info): Remove options field and all references to
744 * reloc.h (class Read_relocs): Remove options constructor
745 parameter and options_ field. Change all callers.
746 (class Gc_process_relocs, class Scan_relocs): Likewise.
747 (class Relocate_task): Likewise.
748 * target-reloc.h (scan_relocs): Remove options parameter. Change
750 (scan_relocatable_relocs): Likewise.
751 * target.h (class Sized_target): Remove options parameter from
752 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
754 * gc.h (gc_process_relocs): Remove options parameter. Change all
756 * arm.cc: Update functions to remove options parameters.
758 * powerpc.cc: Likewise.
759 * sparc.cc: Likewise.
760 * x86_64.cc: Likewise.
761 * testsuite/testfile.cc: Likewise.
763 2009-10-28 Doug Kwan <dougkwan@google.com>
765 * arm.cc (Arm_relobj): New class definition.
766 (Arm_relobj::scan_sections_for_stubs,
767 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
768 New method definitions.
770 2009-10-28 Cary Coutant <ccoutant@google.com>
772 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
773 (Plugin::cleanup_done_): New member.
774 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
775 (Plugin_manager::cleanup_done_): Remove.
776 (Plugin_manager::add_input_file): Edit error message.
777 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
778 (Plugin_manager::cleanup): Remove use of cleanup_done_.
780 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
782 * fileread.cc: (File_read::View::~View): Use the new
783 data_ownership_ filed.
784 (File_read::~File_read): Dispose the new whole_file_view_.
785 (File_read::open): Mmap the whole file if needed.
786 (File_read::open): Use whole_file_view_ instead of contents_.
787 (File_read::find_view): Use whole_file_view_ if applicable.
788 (File_read::do_read): Use whole_file_view_ instead of contents_.
789 (File_read::make_view): Use whole_file_view_ instead of contents_,
790 update File_read::View::View call.
791 (File_read::find_or_make_view): Update File_read::View::View
793 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
795 (File_read::View::Data_ownership): New enum.
796 (File_read::View::View): Replace bool mapped_ with Data_ownership
798 (File_read::View::mapped_): Remove (replaced by data_ownership_).
799 (File_read::View::data_ownership_): New field.
800 (File_read::contents_): Remove (replaced by whole_file_view_).
801 (File_read::whole_file_view_): New field.
802 * options.h (class General_options): Add --keep-files-mapped.
804 2009-10-27 Cary Coutant <ccoutant@google.com>
806 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
807 * testsuite/Makefile.am (plugin_test_5): New test case.
808 * testsuite/Makefile.in: Regenerate.
810 2009-10-25 Doug Kwan <dougkwan@google.com>
812 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
813 from private to protected to allow access by child class.
814 (Sized_relobj::do_relocate_sections): New method declaration.
815 (Sized_relobj::relocate_sections): Virtualize.
816 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
817 Sized_relobj::relocate_sections. Instantiate template explicitly
818 for different target sizes and endianity.
820 2009-10-24 Doug Kwan <dougkwan@google.com>
822 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
823 (Arm_input_section::as_arm_input_section): New method.
824 (Arm_output_section): New class definition.
825 (Arm_output_section::create_stub_group,
826 Arm_output_section::group_sections): New method definitions.
828 2009-10-22 Doug Kwan <dougkwan@google.com>
830 * arm.cc (Arm_input_section): New class definition.
831 (Arm_input_section::init, Arm_input_section:do_write,
832 Arm_input_section::set_final_data_size,
833 Arm_input_section::do_reset_address_and_file_offset): New method
836 2009-10-21 Doug Kwan <dougkwan@google.com>
838 * arm.cc (Stub_table, Arm_input_section): New forward class
840 (Stub_table): New class defintion.
841 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
842 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
843 New method definition.
845 2009-10-21 Doug Kwan <dougkwan@google.com>
847 * arm.cc: Update copyright comments.
848 (Target_arm): New forward class template declaration.
849 (Arm_address): New type.
850 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
851 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
852 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
854 (Insn_template): Same.
855 (DEF_STUBS): New macro.
856 (Stub_type): New enum type.
857 (Stub_template): New class definition.
860 (Stub_factory): Same.
861 (Target_arm::Target_arm): Initialize may_use_blx_ and
862 should_force_pic_veneer_.
863 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
864 Target_arm::should_force_pic_veneer,
865 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
866 Target_arm::using_thumb_only, Target_arm:;default_target): New
868 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
869 New data member declarations.
870 (Insn_template::size, Insn_template::alignment): New method defintions.
871 (Stub_template::Stub_template): New method definition.
872 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
873 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
874 (Stub_factory::Stub_factory): New method definition.
875 * gold.h (string_hash): New template.
876 * output.h (Input_section_specifier::hash_value): Use
878 (Input_section_specifier::string_hash): Remove.
879 * stringpool.cc (Stringpool_template::string_hash): Use
882 2009-10-20 Doug Kwan <dougkwan@google.com>
884 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
885 symbols of relaxed input sections.
886 * output.h (Output_section::find_relaxed_input_section): Make
889 2009-10-16 Doug Kwan <dougkwan@google.com>
891 * dynobj.cc (Versions::Versions): Initialize version_script_.
892 Only insert base version symbol definition for a shared object
893 if version script defines any version versions.
894 (Versions::define_base_version): New method definition.
895 (Versions::add_def): Check that base version is not needed.
896 (Versions::add_need): Define base version lazily.
897 * dynobj.h (Versions::define_base_version): New method declaration.
898 (Versions::needs_base_version_): New data member declaration.
899 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
900 (check_DATA): Add no_version_test.stdout.
901 (libno_version_test.so, no_version_test.o no_version_test.stdout):
903 * testsuite/Makefile.in: Regenerate.
904 * testsuite/no_version_test.c: New file.
905 * testsuite/no_version_test.sh: Ditto.
907 2009-10-16 Doug Kwan <dougkwan@google.com>
909 * expression.cc (class Segment_start_expression): New class definition.
910 (Segment_start_expression::value): New method definition.
911 (script_exp_function_segment_start): Return a new
912 Segment_start_expression.
913 * gold/script-c.h (script_saw_segment_start_expression): New function
915 * script-sections.cc (Script_sections::Script_sections): Initialize
916 SAW_SEGMENT_START_EXPRESSION_ to false.
917 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
918 and -Tbbs options to specify section addresses if given in
919 command line and no SEGMENT_START expression is seen in a script.
920 * script-sections.h (Script_sections::saw_segment_start_expression,
921 Script_sections::set_saw_segment_start_expression): New method
923 (Script_sections::saw_segment_start_expression_): New data member
925 * script.cc (script_saw_segment_start_expression): New function.
926 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
927 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
928 script_test_7.sh and script_test_8.sh.
929 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
930 script_test_8.stdout.
931 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
932 (script_test_6, script_test_6.stdout, script_test_7,
933 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
934 * Makefile.in: Regenerate.
935 * testsuite/script_test_6.sh: New file.
936 * testsuite/script_test_6.t: Same.
937 * testsuite/script_test_7.sh: Same.
938 * testsuite/script_test_7.t: Same.
939 * testsuite/script_test_8.sh: Same.
941 2009-10-16 Doug Kwan <dougkwan@google.com>
943 * output.cc (Output_segment::set_section_list_address): Cast
944 expressions to unsigned long long type to avoid format warnings.
946 2009-10-15 Ian Lance Taylor <iant@google.com>
948 * script.cc (Script_options::add_symbol_assignment): Always add a
949 dot assignment to script_sections_.
950 * script-sections.cc (Script_sections::add_dot_assignment):
951 Initialize if necessary.
953 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
954 program headers with no load segment if there is a linker script.
956 * layout.cc (Layout::set_segment_offsets): Align the file offset
957 to the segment aligment for -N or -n with no load segment.
958 * output.cc (Output_segment::add_output_section): Don't crash if
959 the first section is a TLS section.
960 (Output_segment::set_section_list_addresses): Print an error
961 message if the address moves backward in a linker script.
963 (Output_section_element_input::set_section_addresses): Don't
964 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
965 (Orphan_output_section::set_section_addresses): Likewise.
967 2009-10-15 Doug Kwan <dougkwan@google.com>
969 * layout.cc (Layout::finish_dynamic_section): Generate tags
970 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
971 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
972 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
974 2009-10-14 Ian Lance Taylor <iant@google.com>
976 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
978 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
979 data_shdr fields of relinfo.
980 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
981 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
982 R_386_TLS_LDO_32, adjust based on section flags.
983 (Target_i386::Relocate::fix_up_ldo): Remove.
985 2009-10-13 Ian Lance Taylor <iant@google.com>
987 Add support for -pie.
988 * options.h (class General_options): Add -pie and
990 (General_options::output_is_position_independent): Test -pie.
991 (General_options::output_is_executable): Return true if not shared
993 (General_options::output_is_pie): Remove.
994 * options.cc (General_options::finalize): Reject incompatible uses
996 * gold.cc (queue_middle_tasks): A -pie link is not static.
997 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
998 * symtab.cc (Symbol::final_value_is_known): Return false if
999 output_is_position_independent.
1000 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1001 output_is_position_independent.
1002 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1003 output_is_position_independent.
1004 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1005 output_is_position_independent.
1006 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1008 (basic_pie_test.o, basic_pie_test): New targets.
1009 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1010 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1011 (two_file_pie_test): New target.
1012 * testsuite/Makefile.in: Rebuild.
1013 * README: Remove note saying that -pie is not supported.
1015 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1017 * options.h (class General_options): Add -init and -fini.
1018 * layout.cc (Layout::finish_dynamic_section): Emit
1019 given init and fini functions.
1021 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1023 * gc.h (gc_process_relocs): Check if icf is enabled using new
1025 * gold.cc (queue_initial_tasks): Likewise.
1026 (queue_middle_tasks): Likewise.
1027 * object.cc (do_layout): Likewise.
1028 * symtab.cc (is_section_folded): Likewise.
1029 * main.cc (main): Likewise.
1030 * reloc.cc (Read_relocs::run): Likewise.
1031 (Sized_relobj::do_scan_relocs): Likewise.
1032 * icf.cc (is_function_ctor_or_dtor): New function.
1033 (Icf::find_identical_sections): Check if function is ctor or dtor when
1035 * options.h (General_options::icf): Change option to be an enum.
1036 (Icf_status): New enum.
1037 (icf_enabled): New method.
1038 (icf_safe_folding): New method.
1039 (set_icf_status): New method.
1040 (icf_status_): New variable.
1041 * (options.cc) (General_options::finalize): Set icf_status_.
1042 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1043 icf_test and icf_keep_unique_test to use the --icf enum flag.
1044 * testsuite/icf_safe_test.sh: New file.
1045 * testsuite/icf_safe_test.cc: New file.
1047 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1049 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1050 includes to gc.h and icf.h.
1051 * arm.cc: Include gc.h.
1052 * gold.cc: Likewise.
1053 * i386.cc: Likewise.
1054 * powerpc.cc: Likewise.
1055 * sparc.cc: Likewise.
1056 * x86_64.cc: Likewise.
1057 * gc.h: Include icf.h.
1059 2009-10-11 Ian Lance Taylor <iant@google.com>
1061 * plugin.cc: Include "gold.h" before other header files.
1063 2009-10-10 Chris Demetriou <cgd@google.com>
1065 * options.h (Input_file_argument::Input_file_type): New enum.
1066 (Input_file_argument::is_lib_): Replace with...
1067 (Input_file_argument::type_): New member.
1068 (Input_file_argument::Input_file_argument): Take Input_file_type
1069 'type' rather than boolean 'is_lib' as second argument.
1070 (Input_file_argument::is_lib): Use type_.
1071 (Input_file_argument::is_searched_file): New function.
1072 (Input_file_argument::may_need_search): Handle is_searched_file.
1073 * options.cc (General_options::parse_library): Support -l:filename.
1074 (General_options::parse_just_symbols): Update for Input_file_argument
1076 (Command_line::process): Likewise.
1077 * archive.cc (Archive::get_file_and_offset): Likewise.
1078 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1079 * script.cc (read_script_file, script_add_file): Likewise.
1080 * fileread.cc (Input_file::Input_file): Likewise.
1081 (Input_file::will_search_for): Handle is_searched_file.
1082 (Input_file::open): Likewise.
1083 * readsyms.cc (Read_symbols::get_name): Likewise.
1084 * testsuite/Makefile.am (searched_file_test): New test.
1085 * testsuite/Makefile.in: Regenerate.
1086 * testsuite/searched_file_test.cc: New file.
1087 * testsuite/searched_file_test_lib.cc: New file.
1089 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1090 Ian Lance Taylor <iant@google.com>
1092 * descriptor.cc: Include <cstdio> and "binary-io.h".
1093 (Descriptors::open): Open the files in binary mode always.
1094 * script.cc (Lex::get_token): Treat \r as whitespace.
1096 2009-10-09 Ian Lance Taylor <iant@google.com>
1098 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1100 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1101 Ian Lance Taylor <iant@google.com>
1103 * configure.ac: Check for readv function also.
1104 * fileread.cc (readv): Define if not HAVE_READV.
1105 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1107 * config.in: Regenerate.
1108 * configure: Regenerate.
1110 2009-10-09 Doug Kwan <dougkwan@google.com>
1112 * layout.cc (Layout::make_output_section): Call target hook to make
1113 ordinary output section.
1114 (Layout::finalize): Adjust parameter list of call the
1115 Target::may_relax().
1116 * layout.h (class Layout::section_list): New method.
1117 * merge.h (Output_merge_base::entsize): Change visibility to public.
1118 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1120 (Output_merge_string::do_is_string): New method.
1121 * object.cc (Sized_relobj::do_setup): renamed from
1122 Sized_relobj::set_up.
1123 * object.h (Sized_relobj::adjust_shndx,
1124 Sized_relobj::initializ_input_to_output_maps,
1125 Sized_relobj::free_input_to_output_maps): Change visibilities to
1127 (Sized_relobj::setup): Virtualize.
1128 (Sized_relobj::do_setup): New method declaration.
1129 (Sized_relobj::invalidate_section_offset,
1130 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1131 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1132 * options.cc (parse_int): New function.
1133 * options.h (parse_int): New declaration.
1134 (DEFINE_int): New macro.
1135 (stub_group_size): New option.
1136 * output.cc (Output_section::Output_section): Initialize memebers
1137 merge_section_map_, merge_section_by_properties_map_,
1138 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1139 (Output_section::add_input_section): Handled deferred code-fill
1140 generation and remove an old comment.
1141 (Output_section::add_relaxed_input_section): New method definition.
1142 (Output_section::add_merge_input_section): Use merge section by
1143 properties map to speed to search. Update merge section maps
1145 (Output_section::build_relaxation_map): New method definition.
1146 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1148 (Output_section::relax_input_section): Renamed to
1149 Output_section::convert_input_sections_to_relaxed_sections and change
1150 interface to take a vector of pointers to relaxed sections.
1151 (Output_section::find_merge_section,
1152 Output_section::find_relaxed_input_section): New method definitions.
1153 (Output_section::is_input_address_mapped,
1154 Output_section::output_offset, Output_section::output_address):
1155 Use output section data maps to speed up searching.
1156 (Output_section::find_starting_output_address): Add comments.
1157 (Output_section::do_write,
1158 Output_section::write_to_postprocessing_buffer): Do code-fill
1159 generation as appropriate.
1160 (Output_section::get_input_sections): Invalidate relaxed input section
1162 (Output_section::restore_states): Adjust type of checkpoint .
1163 Invalidate relaxed input section map.
1164 * output.h (Output_merge_base): New class declaration.
1165 (Input_section_specifier): New class defintion.
1166 (class Output_relaxed_input_section) Change base class to
1167 Output_section_data_build.
1168 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1169 base class initializer.
1170 (Output_section::add_relaxed_input_section): New method declaration.
1171 (Output_section::Input_section): Change visibility to protected.
1172 (Output_section::Input_section::relobj,
1173 Output_section::Input_section::shndx): Handle relaxed input sections.
1174 Output_section::input_sections) Change visibility to protected. Also
1175 define overload to return a non-const pointer.
1176 (Output_section::Merge_section_properties): New class defintion.
1177 (Output_section::Merge_section_by_properties_map,
1178 Output_section::Output_section_data_by_input_section_map,
1179 Output_section::Relaxation_map): New types.
1180 (Output_section::relax_input_section): Rename method to
1181 Output_section::convert_input_sections_to_relaxed_sections and change
1182 interface to take a vector of relaxed section pointers.
1183 (Output_section::find_merge_section,
1184 Output_section::find_relaxed_input_section,
1185 Output_section::build_relaxation_map,
1186 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1187 New method declarations.
1188 (Output_section::merge_section_map_
1189 Output_section::merge_section_by_properties_map_,
1190 Output_section::relaxed_input_section_map_,
1191 Output_section::is_relaxed_input_section_map_valid_,
1192 Output_section::generate_code_fills_at_write_): New data members.
1193 * script-sections.cc
1194 (Output_section_element_input::set_section_addresses): Call
1195 current_data_size and addralign methods of relaxed input sections.
1196 (Orphan_output_section::set_section_addresses): Call current_data_size
1197 and addralign methods of relaxed input sections.
1198 * symtab.cc (Symbol_table::compute_final_value): Extract template
1199 from the body of Symbol_table::sized_finalize_symbol.
1200 (Symbol_table::sized_finalized_symbol): Call
1201 Symbol_table::compute_final_value.
1202 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1203 (Symbol_table::compute_final_value): New templated method declaration.
1204 * target.cc (Target::do_make_output_section): New method defintion.
1205 * target.h (Target::make_output_section): New method declaration.
1206 (Target::relax): Add more parameters for input objects, symbol table
1207 and layout. Adjust call to do_relax.
1208 (Target::do_make_output_section): New method declaration.
1209 (Target::do_relax): Add parameters for input objects, symbol table
1212 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1214 * pread.c: Include stdio.h.
1216 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1218 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1221 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1223 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1224 Change read_shndx type to unsigned int.
1225 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1227 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1228 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1229 Change read_shndx type to unsigned int.
1230 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1232 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1233 * layout.cc (Layout::create_symtab_sections): Cast the result of
1234 local_symcount * symsize to off_t in the gold_assert.
1236 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1238 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1239 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1241 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1242 (Arm_relocate_functions::thm_abs5): New function.
1243 (Arm_relocate_functions::abs12): New function.
1244 (Arm_relocate_functions::abs16): New function.
1245 (Arm_relocate_functions::base_abs): New function.
1246 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1247 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1248 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1250 (Scan::global): Likewise.
1251 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1252 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1253 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1254 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1257 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1259 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1260 (Arm_relocate_functions::movt_prel): New function.
1261 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1262 (Arm_relocate_functions::thm_movt_prel): New function.
1263 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1264 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1265 (Scan::global, Relocate::relocate): Likewise.
1266 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1268 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1270 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1271 Incremental_checker.
1272 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1274 (class Incremental_inputs_header): New class.
1275 (Incremental_inputs_header_writer): Edit comment.
1276 (Incremental_inputs_entry): New class.
1277 (Incremental_inputs_entry_writer): Edit comment.
1278 (Sized_incremental_binary::do_find_incremental_inputs_section):
1279 Add *strtab_shndx parameter, fill it.
1280 (Sized_incremental_binary::do_check_inputs): New method.
1281 (Incremental_checker::can_incrementally_link_output_file): Use
1282 Sized_incremental_binary::check_inputs.
1283 (Incremental_inputs::report_command_line): Save command line in
1286 (Incremental_binary::find_incremental_inputs_section): New
1288 (Incremental_binary::do_find_incremental_inputs_section): Add
1289 strtab_shndx parameter.
1290 (Incremental_binary::do_check_inputs): New pure virtual method.
1291 (Sized_incremental_binary::do_check_inputs): Declare.
1292 (Incremental_checker::Incremental_checker): Add incremental_inputs
1293 parameter, use it to initialize incremental_inputs_.
1294 (Incremental_checker::incremental_inputs_): New field.
1295 (Incremental_checker::command_line): New method.
1296 (Incremental_checker::inputs): New method.
1297 (Incremental_checker::command_line_): New field.
1299 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1301 * incremental.cc: Include <cstdarg> and "target-select.h".
1302 (vexplain_no_incremental): New function.
1303 (explain_no_incremental): New function.
1304 (Incremental_binary::error): New method.
1305 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1307 (make_sized_incremental_binary): New function.
1308 (open_incremental_binary): New function.
1309 (can_incrementally_link_file): Add checks if output is ELF and has
1311 * incremental.h: Include "elfcpp_file.h" and "output.h".
1312 (Incremental_binary): New class.
1313 (Sized_incremental_binary): New class.
1314 (open_incremental_binary): Declare.
1315 * object.cc (is_elf_object): Use
1316 elfcpp::Elf_recognizer::is_elf_file.
1317 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1318 * output.h (Output_file::filesize): New method.
1320 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1322 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1324 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1325 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1327 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1329 (Arm_relocate_functions::movw_abs_nc): New function.
1330 (Arm_relocate_functions::movt_abs): New function.
1331 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1332 (Arm_relocate_functions::thm_movt_abs): New function.
1333 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1334 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1335 (Scan::global): Likewise.
1336 (Relocate::relocate): Likewise.
1337 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1339 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1341 * arm.cc (Arm_relocate_functions::got_prel) New function.
1342 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1343 (Relocate::relocate): Likewise.
1344 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1346 2009-10-06 Ian Lance Taylor <iant@google.com>
1348 * options.h (class General_options): Define
1349 split_stack_adjust_size parameter.
1350 * object.h (class Object): Add uses_split_stack_ and
1351 has_no_split_stack_ fields. Add uses_split_stack and
1352 has_no_split_stack accessor functions. Declare
1353 handle_split_stack_section.
1354 (class Reloc_symbol_changes): Define.
1355 (class Sized_relobj): Define Function_offsets. Declare
1356 split_stack_adjust, split_stack_adjust_reltype, and
1358 * object.cc (Object::handle_split_stack_section): New function.
1359 (Sized_relobj::do_layout): Call handle_split_stack_section.
1360 * dynobj.cc (Sized_dynobj::do_layout): Call
1361 handle_split_stack_section.
1362 * reloc.cc (Sized_relobj::relocate_sections): Call
1363 split_stack_adjust for executable sections in split_stack
1364 objects. Pass reloc_map to relocate_section.
1365 (Sized_relobj::split_stack_adjust): New function.
1366 (Sized_relobj::split_stack_adjust_reltype): New function.
1367 (Sized_relobj::find_functions): New function.
1368 * target-reloc.h: Include "object.h".
1369 (relocate_section): Add reloc_symbol_changes parameter. Change
1371 * target.h (class Target): Add calls_non_split method. Declare
1372 do_calls_non_split virtual method. Declare match_view and
1374 * target.cc: Include "elfcpp.h".
1375 (Target::do_calls_non_split): New function.
1376 (Target::match_view): New function.
1377 (Target::set_view_to_nop): New function.
1378 * gold.cc (queue_middle_tasks): Give an error if mixing
1379 split-stack and non-split-stack objects with -r.
1380 * i386.cc (Target_i386::relocate_section): Add
1381 reloc_symbol_changes parameter.
1382 (Target_i386::do_calls_non_split): New function.
1383 * x86_64.cc (Target_x86_64::relocate_section): Add
1384 reloc_symbol_changes parameter.
1385 (Target_x86_64::do_calls_non_split): New function.
1386 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1388 * powerpc.cc (Target_powerpc::relocate_section): Add
1389 reloc_symbol_changes parameter.
1390 * sparc.cc (Target_sparc::relocate_section): Add
1391 reloc_symbol_changes parameter.
1392 * configure.ac: Call AM_CONDITIONAL for the default target.
1393 * configure: Rebuild.
1394 * testsuite/Makefile.am (TEST_AS): New variable.
1395 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1396 (check_DATA): Add split_i386 and split_x86_64 files.
1397 (SPLIT_DEFSYMS): Define.
1398 (split_i386_[1234n].o): New targets.
1399 (split_i386_[124]): New targets.
1400 (split_i386_[1234r].stdout): New targets.
1401 (split_x86_64_[1234n].o): New targets.
1402 (split_x86_64_[124]): New targets.
1403 (split_x86_64_[1234r].stdout): New targets.
1404 (MOSTLYCLEANFILES): Add new executables.
1405 * testsuite/split_i386.sh: New file.
1406 * testsuite/split_x86_64.sh: New file.
1407 * testsuite/split_i386_1.s: New file.
1408 * testsuite/split_i386_2.s: New file.
1409 * testsuite/split_i386_3.s: New file.
1410 * testsuite/split_i386_4.s: New file.
1411 * testsuite/split_i386_n.s: New file.
1412 * testsuite/split_x86_64_1.s: New file.
1413 * testsuite/split_x86_64_2.s: New file.
1414 * testsuite/split_x86_64_3.s: New file.
1415 * testsuite/split_x86_64_4.s: New file.
1416 * testsuite/split_x86_64_n.s: New file.
1417 * testsuite/testfile.cc (Target_test): Update relocation_section
1419 * testsuite/Makefile.in: Rebuild.
1421 2009-10-06 Ian Lance Taylor <iant@google.com>
1423 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1424 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1425 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1426 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1427 the address on ldo_addrs_.
1428 (Target_i386::Relocate::fix_up_ldo): New function.
1430 2009-10-06 Rafael Espindola <espindola@google.com>
1432 * plugin.cc (add_input_library): New.
1433 (Plugin::load): Add add_input_library to tv.
1434 (Plugin_manager::add_input_file): Add the is_lib argument.
1435 (add_input_file): Update call to Plugin_manager::add_input_file.
1436 (add_input_library): New.
1437 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1439 2009-09-30 Doug Kwan <dougkwan@google.com>
1441 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1442 symbol and call Symbol::may_need_copy_reloc to determine if
1443 a copy reloc is needed.
1444 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1445 nocopyreloc is given in command line.
1446 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1447 given in command line.
1448 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1449 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1450 of the removed Target_i386::may_need_copy_reloc.
1451 * options.h (copyreloc): New option with default value false.
1452 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1453 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1454 instead of the removed Target_powerpc::may_need_copy_reloc.
1455 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1456 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1457 instead of the removed Target_sparc::may_need_copy_reloc.
1458 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1459 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1460 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1461 instead of the removed Target_x86_64::may_need_copy_reloc.
1463 2009-09-30 Ian Lance Taylor <iant@google.com>
1465 * object.h (class Object): Remove target_ field, and target,
1466 sized_target, and set_target methods.
1467 (Object::sized_target): Remove.
1468 (class Sized_relobj): Update declarations. Remove sized_target.
1469 * object.cc (Sized_relobj::setup): Remove target parameter.
1471 (Input_objects::add_object): Don't do anything with the target.
1472 (make_elf_sized_object): Add punconfigured parameter. Change all
1473 callers. Set or test parameter target.
1474 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1476 * parameters.cc (Parameters::set_target): Change parameter type to
1478 (Parameters::default_target): Remove.
1479 (set_parameters_target): Change parameter type to be non-const.
1480 (parameters_force_valid_target): New function.
1481 (parameters_clear_target): New function.
1482 * parameters.h (class Parameters): Update declarations. Remove
1483 default_target method. Add sized_target and clear_target
1484 methods. Change target_ to be non-const.
1485 (set_parameters_target): Update declaration.
1486 (parameters_force_valid_target): Declare.
1487 (parameters_clear_target): Declare.
1488 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1489 as NULL if we aren't searching.
1490 (Add_symbols::run): Don't check for compatible target.
1491 * fileread.cc (Input_file::open_binary): Call
1492 parameters_force_valid_target.
1493 * gold.cc (queue_middle_tasks): Likewise.
1494 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1495 set_target on object.
1496 * dynobj.h (class Sized_dynobj): Update declarations.
1497 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1498 make_elf_object returns NULL.
1499 (Archive::include_member): Don't check whether object target is
1501 * output.cc (Output_section::add_input_section): Get target from
1503 (Output_section::relax_input_section): Likewise.
1504 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1506 (Sized_relobj::do_scan_relocs): Likewise.
1507 (Sized_relobj::relocate_sections): Likewise.
1508 * resolve.cc (Symbol_table::resolve): Likewise.
1509 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1510 parameter. Change all callers.
1511 (Symbol_table::add_from_object): Get target from parameters.
1512 (Symbol_table::add_from_relobj): Don't check object target.
1513 (Symbol_table::add_from_dynobj): Likewise.
1514 (Symbol_table::define_special_symbol): Get target from
1516 * symtab.h (class Symbol_table): Update declaration.
1517 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1518 parameter. Change all callers. Clear parameter target.
1519 (Binary_test): Test target here.
1520 * testsuite/object_unittest.cc (gold_testsuite): Remove
1521 target_test_pointer parameter. Change all callers.
1522 (Object_test): Test target here.
1524 2009-09-26 Ian Lance Taylor <iant@google.com>
1526 * testsuite/initpri1.c: Don't try to use constructor priorities if
1527 compiling with gcc before 4.3.
1529 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1531 * testsuite/retain_symbols_file_test.sh (check_present): Change
1532 output file name to retain_symbols_file_test.stdout.
1533 (check_absent): Likewise.
1535 2009-09-18 Craig Silverstein <csilvers@google.com>
1537 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1538 * options.cc: Include <cerrno> and <fstream>.
1539 (General_options::finalize): Parse -retain-symbols-file tag.
1540 * options.h: New flag.
1541 (General_options): New method should_retain_symbol, new
1542 variable symbols_to_retain.
1543 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1544 should_retain_symbol map.
1545 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1546 * testsuite/Makefile.in: Regenerate.
1547 * testsuite/retain_symbols_file_test.sh: New file.
1549 2009-09-18 Nick Clifton <nickc@redhat.com>
1551 * po/es.po: Updated Spanish translation.
1553 2009-09-17 Doug Kwan <dougkwan@google.com>
1555 * debug.h (DEBUG_RELAXATION): New constant.
1556 (DEBUG_ALL): Add DEBUG_RELAXATION.
1557 (debug_string_to_enum): Add relaxation debug option.
1559 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1560 Layout::Relaxation_debug_check::read_sections,
1561 Layout::Relaxation_debug_check::read_sections): New method definitions.
1562 (Layout::Layout): Initialize data members
1563 record_output_section_data_from_scrips_,
1564 script_output_section_data_list_ and relaxation_debug_check_.
1565 (Layout::save_segments, Layout::restore_segments,
1566 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1567 Layout::relaxation_loop_body): New method definitions.
1568 (Layout::finalize): Support relaxation. Move section layout code to
1569 Layout::relaxation_loop_body.
1570 (Layout::set_asection_address_from_script): Move code for orphan
1571 section placement out.
1572 (Layout::place_orphan_sections_in_script): New method definition.
1573 * layout.h (Output_segment_headers, Output_file_header):
1574 New forward class declarations.
1575 (Layout::~Layout): Define.
1576 (Layout::new_output_section_data_from_script): New method definition.
1577 (Layout::place_orphan_sections_in_script): New method declaration.
1578 (Layout::Segment_states): New type declaration.
1579 (Layout::save_segments, Layout::restore_segments,
1580 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1581 Layout::relaxation_loop_body): New method declarations.
1582 (Layout::Output_section_data_list): New type declaration.
1583 (Layout::Relaxation_debug_check): New class definition.
1584 (Layout::record_output_section_data_from_script_,
1585 Layout::script_output_section_data_list_, Layout::segment_states_,
1586 Layout::relaxation_debug_check_): New data members.
1587 * output.cc: (Output_section_headers::do_size): New method definition.
1588 (Output_section_headers::Output_section_headers): Move size
1589 computation to Output_section_headers::do_size.
1590 (Output_segment_headers::do_size): New method definition.
1591 (Output_file_header::Output_file_header): Move size computation to
1592 Output_file_header::do_size and call it.
1593 (Output_file_header::do_size): New method definition.
1594 (Output_data_group::Output_data_group): Adjust call to
1595 Output_section_data.
1596 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1597 (Output_symtab_xindex::do_write): Add array bound check.
1598 (Output_section::Input_section::print_to_mapfile): Handle
1599 RELAXED_INPUT_SECTION_CODE.
1600 (Output_section::Output_section): Initialize data member checkpoint_.
1601 (Output_section::~Output_section): Delete checkpoint object pointed
1603 (Output_section::add_input_section): Always add an Input_section if
1605 (Output_section::add_merge_input_section): Add assert.
1606 (Output_section::relax_input_section): New method definition.
1607 (Output_section::set_final_data_size): Set load address to zero for
1608 an unallocated section.
1609 (Output_section::do_address_and_file_offset_have_reset_values):
1610 New method definition.
1611 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1612 Handle relaxed input section.
1613 (Output_section::sort_attached_input_sections): Checkpoint input
1614 section list lazily.
1615 (Output_section::get_input_sections): Change type of input_sections to
1616 list of Simple_input_section pointers. Checkpoint input section list
1617 lazily. Also handle relaxed input sections.
1618 (Output_section::add_input_section_for_script): Take a reference to
1619 a Simple_input_section object instead of Relobj pointer and section
1620 index as parameter. Handle relaxed input sections.
1621 (Output_section::save_states, Output_section::restore_states): New
1623 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1624 (Output_data::is_data_size_fixed): New method definition.
1625 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1627 (Output_data::address_and_file_offset_have_reset_values): New method
1629 (Output_data::do_address_and_file_offset_have_reset_values): New method
1631 (Output_data::set_data_size): Check that data size is not fixed.
1632 (Output_data::fix_data_size): New method definition.
1633 (Output_data::is_data_size_fixed_): New data member.
1634 (Output_section_headers::set_final_data_size): New method definition.
1635 (Output_section_headers::do_size): New method declaration.
1636 (Output_segment_headers::set_final_data_size): New method definition.
1637 (Output_segment_headers::do_size): New method declaration.
1638 (Output_file_header::set_final_data_size)::New method definition.
1639 (Output_file_header::do_size)::New method declaration.
1640 (Output_section_data::Output_section_data): Add new parameter
1641 is_data_size_fixed and use it to fix data size.
1642 (Output_data_const::Output_data_const): Adjust call to base class
1643 constructor and fix data size.
1644 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1645 base class constructor and fix data size.
1646 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1647 base class constructor and fix data size.
1648 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1649 class constructor and fix data size.
1650 (Output_data_group::set_final_data_size): New method definition.
1651 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1652 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1653 class constructor and fix data size.
1654 (Output_relaxed_input_section): New class definition.
1655 (Output_section::Simple_input_section): New class definition.
1656 (Output_section::get_input_sections): Adjust parameter list.
1657 (Output_section::add_input_section_for_script): Same.
1658 (Output_section::save_states, Output_section::restore_states,
1659 Output_section::do_address_and_file_offset_have_reset_values,
1660 (Output_section::Input_section::Input_section): Handle
1661 RELAXED_INPUT_SECTION_CODE. Add new overload for
1662 Output_relaxed_input_section.
1663 (Output_section::Input_section::is_input_section,
1664 Output_section::Input_section::set_output_section): Handle relaxed
1666 (Output_section::Input_section::is_relaxed_input_section,
1667 Output_section::Input_section::output_section_data,
1668 Output_section::Input_section::relaxed_input_section): New method
1670 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1672 (Output_section::Input_section::u1_): Update comments.
1673 (Output_section::Input_section::u2_): Add new union member poris.
1674 (Output_section::Checkpoint_output_section): New classs definition.
1675 (Output_section::relax_input_section): New method declaration.
1676 (Output_section::checkpoint_): New data member.
1677 (Output_segment): Update comments.
1678 (Output_segment::Output_segment): Un-privatize copy constructor.
1679 (Output_segment::operator=): Un-privatize.
1680 * script-sections.cc (Output_section_element::Input_section_list):
1681 Change element type to Output_section::Simple_input_section.
1682 (Output_section_element_dot_assignment::set_section_addresses):
1683 Register output section data for relaxation clean up.
1684 (Output_data_exression::Output_data_expression): Adjust call to base
1685 constructor to fix data size.
1686 (Output_section_element_data::set_section_addresses): Register
1687 Output_data_expression object for relaxation clean up.
1688 (struct Input_section_info): Replace Relobj pointer and section index
1689 pair with Output_section::Simple_input_section and Convert struct to a
1691 (Input_section_sorter::operator()): Adjust access to
1692 Input_section_info data member to use accessors.
1693 (Output_section_element_input::set_section_addresses): Use layout
1694 parameter. Adjust code to use Output_section::Simple_input_section
1695 and Input_secction_info classes. Register filler for relaxation
1697 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1698 and section index pair with Output_section::Simple_input_section
1699 class. Adjust code accordingly.
1700 (Phdrs_element::release_segment): New method definition.
1701 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1703 (Script_sections::release_segments): New method definition.
1704 * gold/script-sections.h (Script_sections::release_segments): New
1706 * gold/target.h (Target::may_relax, Target::relax,
1707 Target::do_may_relax, Target::do_relax): New method definitions.
1709 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1711 * arm.cc (has_signed_unsigned_overflow): New function.
1712 (Arm_relocate_functions::abs8): New function.
1713 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1714 (Target_arm::Scan::global): Likewise.
1715 (Target_arm::relocate::relocate): Likewise.
1716 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1719 2009-09-16 Cary Coutant <ccoutant@google.com>
1721 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1722 * testsuite/Makefile.in: Regenerate.
1724 2009-09-11 Nick Clifton <nickc@redhat.com>
1726 * po/gold.pot: Updated by the Translation project.
1728 2009-09-08 Cary Coutant <ccoutant@google.com>
1730 * output.cc (Output_file::open): Add execute permission to empty file.
1731 * testsuite/Makefile.am (permission_test): New test.
1732 * testsuite/Makefile.in: Regenerate.
1734 2009-09-02 Ian Lance Taylor <iant@google.com>
1736 * output.cc (Output_file::resize): Call map_no_anonymous rather
1739 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1741 * gold.cc: Include "incremental.h".
1742 (queue_initial_tasks): Call Incremental_checker methods.
1743 * incremental.cc: Include "output.h".
1744 (Incremental_checker::can_incrementally_link_output_file): New
1746 * incremental.h (Incremental_checker): New class.
1748 * output.cc (Output_file::open_for_modification): New method.
1749 (Output_file::map_anonymous): Changed return type to bool. Record
1751 (Output_file::map_no_anonymous): New method, broken out of map.
1752 (Output_file::map): Use map_no_anonymous and map_anonymous.
1753 * output.h (class Output_file): Update declarations.
1755 2009-08-24 Cary Coutant <ccoutant@google.com>
1757 * options.h (Command_line::Pre_options): New class.
1758 (Command_line::pre_options): New member.
1759 * options.cc (gold::options::ready_to_register): New variable.
1760 (One_option::register_option): Do nothing if not registering options.
1761 Assert if same short option registered twice.
1762 (General_options::General_options): Turn off option registration when
1764 (Command_line::Pre_options::Pre_options): New constructor.
1766 2009-08-24 Cary Coutant <ccoutant@google.com>
1768 * options.h (General_options::no_keep_memory): Remove incorrect
1771 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1773 * Makefile.am (am__skiplex, am__skipyacc): New.
1774 * Makefile.in: Regenerate.
1776 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1778 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1779 (INCLUDES): ... this.
1780 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1781 (AM_CPPFLAGS): Renamed from ...
1782 (INCLUDE): ... this.
1783 * Makefile.in, testsuite/Makefile.in: Regenerate.
1785 * Makefile.in: Regenerate.
1786 * aclocal.m4: Likewise.
1787 * config.in: Likewise.
1788 * configure: Likewise.
1789 * testsuite/Makefile.in: Likewise.
1791 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1792 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1793 * Makefile.in: Regenerate.
1794 * testsuite/Makefile.in: Regenerate.
1796 2009-08-19 Cary Coutant <ccoutant@google.com>
1798 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1799 symbols in shared libraries overridden by hidden or internal symbols
1800 in the main program.
1802 2009-08-19 Chris Demetriou <cgd@google.com>
1804 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1805 checking source file names in error messages.
1807 2009-08-18 Doug Kwan <dougkwan@google.com>
1809 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1810 an elcpp::Ehdr as parameter. Adjust call to set_target.
1811 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1812 an elfcpp::Ehdr as parameter.
1813 * object.cc (Object::set_target): Remove the version that looks up
1814 a target and sets it.
1815 (Sized_relobj::setup): Take a Target object instead of
1816 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1817 (make_elf_sized_object): Find target and ask target to
1819 * object.h: (Object::set_target): Remove the version that looks up
1820 a target and sets it.
1821 (Sized_relobj::setup): Take a Target object instead of
1822 an elfcpp:Ehdr as parameter.
1823 * target.cc: Include dynobj.h.
1824 (Target::do_make_elf_object_implementation): New.
1825 (Target::do_make_elf_object): New.
1826 * target.h (Target::make_elf_object): New template declaration.
1827 (Target::do_make_elf_object): New method declarations.
1828 (Target::do_make_elf_object_implementation): New template declaration.
1830 2009-08-14 Ian Lance Taylor <iant@google.com>
1832 * gold.h (FUNCTION_NAME): Define.
1833 (gold_unreachable): Use FUNCTION_NAME.
1835 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1837 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1838 symbol in the --keep-unique list is not found.
1840 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1842 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1843 been maked as --keep-unique.
1844 (Icf::unfold_section): New function.
1845 * icf.h (Icf::unfold_section): New function.
1846 * options.h (General_options::keep_unique): New option.
1847 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1848 * testsuite/Makefile.in: Regenerate.
1849 * testsuite/icf_keep_unique_test.sh: New file.
1850 * testsuite/icf_keep_unique_test.cc: New file.
1852 2009-08-12 Cary Coutant <ccoutant@google.com>
1855 * resolve.cc (Symbol_table::resolve): Check for references from
1856 dynamic objects to hidden and internal symbols.
1857 * testsuite/Makefile.am (hidden_test.sh): New test.
1858 * testsuite/Makefile.in: Regenerate.
1859 * testsuite/hidden_test.sh: New script.
1860 * testsuite/hidden_test_1.c: New test source.
1861 * testsuite/hidden_test_main.c: New test source.
1863 2009-08-11 Doug Kwan <dougkwan@google.com>
1865 * arm.cc: Update comments.
1866 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1867 segment to locate the .ARM.exidx section if present.
1869 2009-08-09 Doug Kwan <dougkwan@google.com>
1871 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1874 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1875 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1878 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1880 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1881 valid tls_segment only for non-debug-section relocations.
1882 * testsuite/Makefile.am: Add gc_tls_test.
1883 * testsuite/Makefile.in: Regenerate.
1884 * testsuite/gc_tls_test.cc: New file.
1885 * testsuite/gc_tls_test.sh: New file.
1887 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1891 * Makefile.am (CCFILES): Add icf.cc.
1893 * Makefile.in: Regenerate.
1894 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1895 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1896 section, symbol and addend information for the relocs.
1897 * gold.cc (queue_middle_tasks): Call identical code folding.
1898 * gold.h: Add defines for multimap.
1899 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1900 to the call of finalize_local_symbols.
1901 * main.cc (main): Create object of class Icf.
1902 * object.cc (Sized_relobj::do_layout): Allow this function to be
1903 called twice during icf.
1904 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1905 to sections marked as identical by icf.
1906 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1908 (Sized_relobj::do_section_entsize): New function.
1909 * object.h (Object::section_entsize): New function.
1910 (Object::do_section_entsize): New pure virtual function.
1911 (Relobj::finalize_local_symbols): Add new parameter.
1912 (Relobj::do_section_entsize): New function.
1913 * options.h (General_options::icf): New option.
1914 (General_options::icf_iterations): New option.
1915 (General_options::print_icf_sections): New option.
1916 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1917 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1918 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1920 * symtab.cc (Symbol_table::is_section_folded): New function.
1921 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1922 to sections marked as identical by icf.
1923 * symtab.h (Symbol_table::set_icf): New function.
1924 (Symbol_table::icf): New function.
1925 (Symbol_table::is_section_folded): New function.
1926 (Symbol_table::icf_): New data member.
1927 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1928 * testsuite/Makefile.am: Add commands to build icf_test.
1929 * testsuite/Makefile.in: Regenerate.
1930 * testsuite/icf_test.sh: New file.
1931 * testsuite/icf_test.cc: New file.
1933 2009-07-24 Chris Demetriou <cgd@google.com>
1935 * layout.cc (is_compressible_debug_section): Fix incorrect
1936 comment about compressed section names.
1938 2009-07-20 Ian Lance Taylor <ian@airs.com>
1941 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1943 2009-07-16 Ian Lance Taylor <iant@google.com>
1946 * layout.h: #include <map>.
1947 (class Kept_section): Change from struct to class. Add accessors
1948 and setters. Add section size to Comdat_group mapping. Change
1949 Comdat_group to std::map. Add is_comdat_ field. Add
1950 linkonce_size field in union.
1951 (class Layout): Update declaration of find_or_add_kept_section.
1952 Don't declare find_kept_object.
1953 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1954 parameter. Add object, shndx, is_comdat, and is_group_name
1955 parameters. Change all callers. Adjust for new Kept_section.
1956 (Layout::find_kept_object): Remove.
1957 * object.cc (Sized_relobj::include_section_group): Update use of
1958 Kept_section. Rename secnum to shndx. Only record
1959 Kept_comdat_section if sections are the same size.
1960 (Sized_relobj::include_linkonce_section): Update use of
1961 Kept_section. Only record Kept_comdat_section if sections are the
1962 same size. Set size of linkonce section.
1963 (Sized_relobj::map_to_kept_section): Update call to
1964 get_kept_comdat_section.
1965 * object.h (class Sized_relobj): Rename fields in
1966 Kept_comdat_section to drop trailing underscores; change object
1967 field to Relobj*. Change Kept_comdat_section_table to store
1968 struct rather than pointer.
1969 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1970 Add kept_object and kept_shndx parameters. Change all callers.
1971 (Sized_relobj::get_kept_comdat_section): Change return type to
1972 bool. Add kept_object and kept_shndx parameters. Change all
1974 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1975 Layout::find_or_add_kept_section.
1977 2009-07-09 Ian Lance Taylor <iant@google.com>
1979 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1980 Reserve space in the hash table.
1982 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1984 * fileread.cc (File_read::get_mtime): New method.
1985 * fileread.h (Timespec): New structure.
1986 (File_read::get_mtime): New method.
1987 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1988 Renamed from timestamp_nsec.
1989 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1991 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1993 (Incremental_inputs::report_archive): Save mtime; style fix.
1994 (Incremental_inputs::report_obejct): Save mtime; style fix.
1995 (Incremental_inputs::report_script): Save mtime; style fix.
1996 (Incremental_inputs::finalize_inputs): Style fix.
1997 (Incremental_inputs::finalize): Style fix.
1998 (Incremental_inputs::create_input_section_data): Store inputs
2000 * incremental.h (Incremental_inputs::report_script): Add mtime
2002 (Incremental_inputs::Input_info::Input_info): Intialize only one
2004 (Incremental_inputs::Input_info::archive): Move to nameless
2006 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2007 (Incremental_inputs::Input_info::script): Move to nameless union.
2008 (Incremental_inputs::mtime): New field.
2009 * script.cc (read_input_script): Pass file mtime to
2011 * script.h (Script_info::inputs): Style fix.
2013 2009-07-01 Ian Lance Taylor <ian@airs.com>
2015 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2018 2009-06-24 Ian Lance Taylor <iant@google.com>
2021 * layout.cc (Layout::choose_output_section): If we find an
2022 existing section, update the flags.
2023 (Layout::create_notes): New function, broken out of
2025 (Layout::finalize): Don't create note sections.
2026 (Layout::create_note): Don't crash if linker script discards
2028 (Layout::create_gold_note): Likewise.
2029 (Layout::create_build_id): Likewise. Don't set
2030 after_input_sections on the section.
2031 (Layout::create_executable_stack_info): Remove target parameter.
2033 * layout.h (class Layout): Declare create_notes. Update
2034 declaration of create_executable_stack_info.
2035 * gold.cc (queue_middle_tasks): Call create_notes.
2036 * output.cc (Output_section::update_flags_for_input_section): Move
2037 here from output.h. If SHF_ALLOC flag is newly set, mark address
2039 * output.h (Output_data::mark_address_invalid): New function.
2040 (class Output_section): Only declare, not define,
2041 update_flags_for_input_section. Remove set_flags.
2043 2009-06-24 Ian Lance Taylor <iant@google.com>
2045 * script-sections.cc (Output_section_definition::
2046 set_section_addresses): Rename shadowing local load_address to
2049 2009-06-24 Ian Lance Taylor <iant@google.com>
2052 * reloc.cc (relocate_sections): Skip empty relocation sections.
2054 2009-06-23 Ian Lance Taylor <iant@google.com>
2057 * layout.cc (Layout::create_note): Use choose_output_section
2058 rather than make_output_section.
2060 2009-06-23 Ian Lance Taylor <iant@google.com>
2063 * options.cc (General_options::parse_V): Set printed_version_.
2064 (General_options::General_options): Initialize printed_version_.
2065 * options.h (class General_options): Add printed_version_ field.
2066 * gold.cc (queue_initial_tasks): If there are no input files,
2067 don't give a fatal error if we printed the version information.
2068 (queue_middle_tasks): If using -r with a shared object, give a
2069 fatal error rather than an ordinary error.
2071 2009-06-23 Ian Lance Taylor <iant@google.com>
2074 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2075 (Layout::make_output_section): Set have_stabstr_section_ if we see
2076 a .stab*str section.
2077 (Layout::finalize): Call link_stabs_sections.
2078 (Layout::link_stabs_sections): New file.
2079 * layout.h (class Layout): Add have_stabstr_section_ field.
2080 Declare link_stabs_sections.
2082 2009-06-23 Doug Kwan <dougkwan@google.com>
2084 * Makefile.am (libgold_a_LIBADD): New.
2085 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2086 * Makefile.in: Regenerate.
2087 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2088 * configure: Regenerate.
2089 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2090 * fileread.cc: Include sys/state.h
2091 * gold.h: Declare memmem and strndup if found missing.
2092 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2094 2009-06-23 Ian Lance Taylor <iant@google.com>
2096 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2097 * configure: Rebuild.
2099 2009-06-23 Ian Lance Taylor <iant@google.com>
2102 * object.cc (Object::section_contents): Don't try to get a view if
2103 the section has length zero.
2104 (Object::handle_gnu_warning_section): If the section is empty, use
2105 the name of the section as the warning.
2107 2009-06-23 Ian Lance Taylor <iant@google.com>
2110 * stringpool.h (class Stringpool_template): Add optimize_ field.
2111 (Stringpool_template::set_optimize): New function.
2112 * stringpool.cc (Stringpool_template::Stringpool_template):
2113 Initialize optimize_ field.
2114 (Stringpool_template::set_string_offsets): Test local optimize
2115 fild rather than parameter.
2116 * layout.cc (Layout::Layout): Call set_optimize on the section
2119 2009-06-22 Ian Lance Taylor <iant@google.com>
2122 * yyscript.y: Parse TARGET.
2123 * script.cc (script_set_target): New function.
2124 * script-c.h (script_set_target): Declare.
2125 * options.cc (General_options::string_to_object_format): Rename
2126 from string_to_object_format in anonymous namespace. Change
2128 * options.h (class General_options): Declare
2129 string_to_object_format.
2131 2009-06-22 Ian Lance Taylor <iant@google.com>
2133 * script-sections.cc (Script_sections::create_segments): Don't put
2134 program headers in a PT_LOAD segment if -n or -N.
2136 2009-06-22 Ian Lance Taylor <iant@google.com>
2139 * options.h (class General_options): Add -z lazy and -z now. Sort
2140 -z options into alphabetical order.
2141 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2143 2009-06-21 Ian Lance Taylor <iant@google.com>
2145 * layout.cc (Layout::make_output_section): Call
2146 Target::new_output_section.
2147 (Layout::attach_allocated_section_to_segment): Put large section
2148 sections in a separate load segment with the large segment flag
2150 (Layout::segment_precedes): Sort large data segments after other
2152 (align_file_offset): New static function.
2153 (Layout::set_segment_offsets): Use align_file_offset.
2154 * output.h (class Output_section): Add is_small_section_ and
2155 is_large_section_ fields.
2156 (Output_section::is_small_section): New function.
2157 (Output_section::set_is_small_section): New function.
2158 (Output_section::is_large_section): New function.
2159 (Output_section::set_is_large_section): New function.
2160 (Output_section::is_large_data_section): New function.
2161 (class Output_segment): Add is_large_data_segment_ field.
2162 (Output_segment::is_large_data_segment): New function.
2163 (Output_segment::set_is_large_data_segment): New function.
2164 * output.cc (Output_section::Output_section): Initialize new
2166 (Output_segment::Output_segment): Likewise.
2167 (Output_segment::add_output_section): Add assertion that large
2168 data sections always go in large data segments. Force small data
2169 sections to the end of the list of data sections. Force small BSS
2170 sections to the start of the list of BSS sections. For large BSS
2171 sections to the end of the list of BSS sections.
2172 * symtab.h (class Symbol): Declare is_common_shndx.
2173 (Symbol::is_defined): Check Symbol::is_common_shndx.
2174 (Symbol::is_common): Likewise.
2175 (class Symbol_table): Define enum Commons_section_type. Update
2176 declarations. Add small_commons_ and large_commons_ fields.
2177 * symtab.cc (Symbol::is_common_shndx): New function.
2178 (Symbol_table::Symbol_table): Initialize new fields.
2179 (Symbol_table::add_from_object): Put small and large common
2180 symbols in the right list.
2181 (Symbol_table::sized_finalized_symbol): Check
2182 Symbol::is_common_shndx.
2183 (Symbol_table::sized_write_globals): Likewise.
2184 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2185 common symbol lists. Don't call do_allocate_commons_list if the
2187 (Symbol_table::do_allocate_commons_list): Remove is_tls
2188 parameter. Add comons_section_type parameter. Change all
2189 callers. Handle small and large common symbols.
2190 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2191 Symbol::is_common_shndx.
2192 * resolve.cc (symbol_to_bits): Likewise.
2193 * target.h (Target::small_common_shndx): New function.
2194 (Target::small_common_section_flags): New function.
2195 (Target::large_common_shndx): New function.
2196 (Target::large_common_section_flags): New function.
2197 (Target::new_output_section): New function.
2198 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2199 small_common_section_flags, and large_common_section_flags
2201 (Target::do_new_output_section): New virtual function.
2202 * arm.cc (Target_arm::arm_info): Initialize new fields.
2203 * i386.cc (Target_i386::i386_info): Likewise.
2204 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2206 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2207 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2208 (Target_x86_64::do_new_output_section): New function.
2209 * configure.ac: Define conditional MCMODEL_MEDIUM.
2210 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2211 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2212 (large_LDFLAGS): Define.
2213 * testsuite/large.c: New file.
2214 * testsuite/testfile.cc (Target_test::test_target_info):
2215 Initialize new fields.
2216 * configure, testsuite/Makefile.in: Rebuild.
2218 2009-06-05 Doug Kwan <dougkwan@google.com>
2220 * Makefile.am (CCFILES): Add target.cc.
2221 * Makefile.in: Regenerate.
2222 * i386.cc (class Target_i386): Define new virtual method to
2223 override do_is_local_label_name in parent.
2224 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2225 local symbols if --discard-locals or -X is given.
2226 * options.h (class General_options): Declare new options
2227 '--discard-locals' and '-X' for discarding locals.
2228 * target.h (class Target): Define new methods is_local_label_name.
2229 Declare new virtual method do_is_local_label_name.
2230 * target.cc: New file.
2231 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2232 (check_SCRIPTS): Add discard_locals_test.sh.
2233 (check_DATA): Add discard_local_tests.syms.
2234 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2235 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2236 * testsuite/Makefile.in: Regenerate.
2237 * testsuite/discard_locals_test.c: New file.
2238 * testsuite/discard_locals_test.sh: Same.
2240 2009-06-05 Doug Kwan <dougkwan@google.com>
2242 * object.cc (Sized_relobj::Sized_relobj): Initialize
2243 discarded_eh_frame_shndx_ to -1U.
2244 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2246 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2247 a discarded .eh_frame section.
2248 (Sized_relobj::do_finalize_local_symbols): Ditto.
2249 * object.h (class Sized_relobj): Declare new member
2250 discarded_eh_frame_shndx_.
2251 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2252 (local_labels_test.o, local_labels_test): New rules.
2253 * testsuite/Makefile.in: Regenerate.
2255 2009-06-04 Doug Kwan <dougkwan@google.com>
2257 * layout.cc (Layout::section_name_mapping): Add mapping for
2258 special ARM sections.
2260 2009-06-03 Doug Kwan <dougkwan@google.com>
2262 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2263 (utils::has_overflow): Same.
2265 2009-06-03 Ian Lance Taylor <iant@google.com>
2267 * layout.cc (Layout::section_name_mapping): New array, replacing
2268 Layout::linkonce_mapping.
2269 (Layout::section_name_mapping_count): New variable, replacing
2270 Layout::linkonce_mapping_count.
2271 (Layout::linkonce_output_name): Remove.
2272 (Layout::output_section_name): Rewrite.
2273 * layout.h (class Layout): Rename Linkonce_mapping to
2274 Section_name_mapping, linkonce_mapping to section_name_mapping,
2275 linkonce_mapping_count to section_name_mapping_count. Don't
2276 declare linkonce_output_name.
2278 2009-06-03 Doug Kwan <dougkwan@google.com>
2280 * gold/arm.cc (namespace utils): New.
2281 (Target_arm::reloc_is_non_pic): Define new method.
2282 (class Arm_relocate_functions): New.
2283 (Target_arm::Relocate::relocate): Handle relocation types used by
2286 2009-06-03 Ian Lance Taylor <iant@google.com>
2288 * arm.cc (Target_arm::scan::global): Use || instead of |.
2290 2009-06-02 Doug Kwan <dougkwan@google.com>
2292 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2293 issued_non_pic_error_.
2294 (class Target_arm::Scan): Declare new method check_non_pic.
2295 Define new method symbol_needs_plt_entry.
2296 Declare new data member issued_non_pic_error_.
2297 (class Target_arm::Relocate): Declare new method
2298 should_apply_static_reloc.
2299 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2300 (Target_arm::Scan::check_non_pic): Define new method.
2301 (Target_arm::Scan::local): Handle a small subset of reloc types used
2303 (Target_arm::Scan::local): Same.
2304 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2306 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2308 * incremental.cc (Incremental_inputs::report_command_line): Filter
2309 out --incremental-* options.
2311 2009-05-29 Doug Kwan <dougkwan@google.com>
2313 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2315 (class Target_arm): Update comment.
2316 (Target_arm::Target_arm): Initialize new data members GOT_,
2317 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2318 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2319 and Target_arm::rel_dyn_section.
2320 Declare new_enum Target_arm::Got_type.
2321 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2323 Update commments for member do_dynsym_value.
2324 (Target_arm::got_size, Target_arm::plt_section,
2325 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2326 new methods inside class defintion.
2327 (Target_arm::got_section): Define new method.
2328 (Target_arm::rel_dyn_section): Same.
2329 (Output_data_plt_arm): New template class.
2330 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2331 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2332 (Output_data_plt_arm::add_entry): Same.
2333 (Output_data_plt_arm::first_plt_entry): Define new
2334 static data member for PLT instruction template.
2335 (Output_data_plt_arm::plt_entry): Same.
2336 (Output_data_plt_arm::do_write): Define new method.
2337 (Target_arm::make_plt_entry): Same.
2338 (Target_arm::do_finalize_sections): Same.
2339 (Target_arm::do_dynsym_value): Same.
2341 2009-05-28 Doug Kwan <dougkwan@google.com>
2343 * Makefile.am (TARGETSOURCES): Add arm.cc.
2344 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2345 * Makefile.in: Regenerate.
2347 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2349 2009-05-26 Doug Kwan <dougkwan@google.com>
2351 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2352 (General_options::check_excluded_libs): Strip off directories in
2353 archive name before matching like GNU ld does.
2354 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2355 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2356 (exclude_libs_test_LDFLAGS): Add linker option
2357 -Wl,--exclude-libs,libexclude_libs_test_3
2358 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2359 an explicit archive without using -l.
2360 (alt/libexclude_libs_test_3.a): New make rule.
2361 * testsuite/Makefile.in: Regenerate.
2362 * testsuite/exclude_libs_test.c : Declare lib3_default().
2364 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2365 * exclude_libs_test_3.c: New file.
2367 2009-05-26 Nick Clifton <nickc@redhat.com>
2369 * po/id.po: New Indonesian translation.
2370 * po/gold.pot: Updated template file.
2372 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2374 * testsuite/Makefile.am: Add -ffunction-sections to compile
2375 gc_comdat_test files. Add -Wl,--gc-sections to build
2377 * testsuite/Makefile.in: Regenerate.
2378 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2380 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2382 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2383 kept comdat section was garbage collected.
2384 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2385 * testsuite/Makefile.in: Regenerate.
2386 * testsuite/gc_comdat_test.sh: New file.
2387 * testsuite/gc_comdat_test_1.cc: New file.
2388 * testsuite/gc_comdat_test_2.cc: New file.
2390 2009-05-19 Doug Kwan <dougkwan@google.com>
2392 * archive.cc (Archive::Archive): Move constructor from archive.h
2393 to here. Initialize no_export_.
2394 (Archive::get_elf_object_for_member): Set no_export flag of object.
2395 * archive.h (Archive::Archive): Move constructor body to
2397 (Archive::no_export): New method.
2398 (Archive::no_export_): New field.
2399 * object.h (Object::Object): Initialize no_export_ to false.
2400 (Object::no_export, Object::set_no_export): New methods.
2401 (Object::no_export_): New field.
2402 * options.cc (General_options::parse_exclude_libs): New method.
2403 (General_options::check_excluded_libs) Same.
2404 * options.h (exclude_libs): New option.
2405 (General_options::check_excluded_libs): New method declaration.
2406 (General_options::excluded_libs_): New field.
2407 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2408 default or protected visibility if an object has no-export flag set.
2409 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2410 (check_SCRIPTS): Add exclude_libs_test.sh.
2411 (check_DATA): Add exclude_libs_test.syms.
2412 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2413 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2414 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2415 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2416 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2417 libexclude_libs_test_2.a): New rules.
2418 * testsuite/Makefile.in: Regenerate.
2419 * testsuite/exclude_libs_test.c: New file.
2420 * testsuite/exclude_libs_test.sh: Ditto.
2421 * testsuite/exclude_libs_test_1.c: Ditto.
2422 * testsuite/exclude_libs_test_2.c: Ditto.
2424 2009-05-15 Ian Lance Taylor <iant@google.com>
2426 * configure.ac: Check for declarations for cases where libiberty.h
2427 checks HAVE_DECL_xxx.
2428 * configure, config.in: Rebuild.
2430 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2432 * gold.h (Incremental_argument_list): Remove (invalid) forward
2434 * incremental.cc (Incremental_inputs::report_achive): New method.
2435 (Incremental_inputs::report_object): New method.
2436 (Incremental_inputs::report_script): New method.
2437 (Incremental_inputs::finalize_inputs): New method.
2438 (Incremental_inputs::finalize): Call finalize_inputs().
2439 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2440 Create inputs entries.
2441 * incremental.h (Incremental_input_type): New enum.
2442 (Incremental_inputs::Incremental_input): Initialize new fields.
2443 (Incremental_inputs::report_inputs): New method.
2444 (Incremental_inputs::report_achive): New method.
2445 (Incremental_inputs::report_object): New method.
2446 (Incremental_inputs::report_script): New method.
2447 (Incremental_inputs::finalize_inputs): New method.
2448 (Incremental_inputs::Input_info): New struct.
2449 (Incremental_inputs::Input_info_map): New typedef.
2450 (Incremental_inputs::lock_): New field.
2451 (Incremental_inputs::Inputs_): New field.
2452 (Incremental_inputs::Inputs_map): New field.
2453 * main.cc (main): Call Incremental_input::report_inputs.
2454 * options.h (Input_argument_list): Typedef moved from
2456 (Input_file_group::Files): Remove, use ::Input_argument_list.
2457 (Input_file_group::Input_argument_list): Remove, use
2458 ::Input_argument_list.
2459 * plugin.cc (Plugin_manager::add_input_file): Add error in
2461 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2463 * script.cc (read_input_script): Call
2464 Incremental_input::report_script.
2465 * script.h (Script_info): New class.
2467 2009-04-27 Ian Lance Taylor <iant@google.com>
2469 * x86_64.cc (do_adjust_output_section): Set entsize to
2472 2009-04-23 Elliott Hughes <enh@google.com>
2474 * output.cc (Output_file::close): After short writes, continue
2475 writing from the correct offset in the buffer being written.
2477 2009-04-23 Chris Demetriou <cgd@google.com>
2479 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2480 * configure: Regenerate.
2481 * config.in: Regenerate.
2482 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2483 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2485 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2487 * incremental.cc (Incremental_inputs_header_data): Renamed from
2488 Incremental_input_header_data.
2489 (Incremental_inputs_header_data::data_size): New field.
2490 (Incremental_inputs_header_data::put_input_file_count): Renamed
2491 from input_file_count.
2492 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2493 from command_line_offset.
2494 (Incremental_inputs_header_data::put_reserved): Renamed from
2496 (Incremental_inputs_entry_data): Renamed from
2497 Incremental_input_entry_data.
2498 (Incremental_inputs_entry_data::data_size): New field.
2499 (Incremental_inputs::report_command_line): New method.
2500 (Incremental_inputs::finalize): New method.
2501 (Incremental_inputs::create_incremental_inputs_data): New method.
2502 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2503 * incremental.h: New file.
2504 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2505 (Layout::finalize): Create incremental inputs section in
2507 (Layout::create_incremental_info_sections): New method.
2508 * layout.h (Layout::incremental_inputs): New method.
2509 (Layout::create_incremental_info_sections): New method.
2510 (Layout::incremental_inputs_): New field.
2511 * main.cc (main): Notify Incremental_input of the command line.
2513 2009-04-01 Ian Lance Taylor <iant@google.com>
2514 Mikolaj Zalewski <mikolajz@google.com>
2516 * gold.h (reserve_unordered_map): Define, three versions, one for
2517 each version of Unordered_map.
2518 * layout.cc (Layout::Layout): Remove options parameter. Add
2519 number_of_input_files parameter. Don't initialize options_.
2520 Initialize number_of_input_files_ and resized_signatures_. Move
2521 sections_are_attached_.
2522 (Layout::layout_group): Reserve space for group_signatures_.
2523 (Layout::find_or_add_kept_section): Change name parameter to be a
2524 reference. Resize signatures_ map when it gets large enough.
2525 (Layout::layout_eh_frame): Use parameters->options() instead of
2527 (Layout::make_output_section): Likewise.
2528 (Layout::attach_allocated_section_to_segment): Likewise.
2529 (Layout::finalize, Layout::create_executable_stack): Likewise.
2530 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2531 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2532 * layout.h (class Layout): Update declarations. Remove options_
2533 field. Add number_of_input_files_ and resized_signatures_
2534 fields. Move sections_are_attached_ field.
2535 * main.cc (main): Pass number of input files to Layout
2536 constructor. Don't pass options.
2538 2009-03-30 Ian Lance Taylor <iant@google.com>
2540 * ffsll.c (ffsll): Correct implementation.
2542 2009-03-27 Ian Lance Taylor <iant@google.com>
2544 * ffsll.c: New file.
2545 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2546 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2547 * ftruncate.c (ftruncate): Declare before definition.
2548 * mremap.c (mremap): Likewise.
2549 * pread.c (pread): Likewise.
2550 * configure, Makefile.in, config.in: Rebuild.
2552 * mremap.c: New file.
2553 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2554 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2555 (mremap): Declare if HAVE_MREMAP is not defined.
2556 * configure, Makefile.in, config.in: Rebuild.
2558 2009-03-27 Cary Coutant <ccoutant@google.com>
2560 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2561 position independent.
2562 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2563 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2565 2009-03-24 Cary Coutant <ccoutant@google.com>
2567 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2569 (needs_dynamic_reloc): Likewise.
2571 2009-03-24 Ian Lance Taylor <iant@google.com>
2573 * yyscript.y (file_cmd): Recognize EXTERN.
2574 (extern_name_list, extern_name_list_body): New nonterminals.
2575 * script.cc (script_add_extern): Define.
2576 * script-c.h (script_add_extern): Declare.
2578 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2580 * object.cc (is_elf_object): Define.
2581 * object.h (is_elf_object): Declare.
2582 * archive.cc (Archive::get_elf_object_for_member): Call
2584 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2586 2009-03-24 Elliott Hughes <enh@google.com>
2588 * output.cc (Output_file::map_anonymous): Define.
2589 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2590 try an anonymous one. Report the size if the mmap fails.
2591 * output.h (class Output_file): Declare map_anonymous.
2593 2009-03-24 Ian Lance Taylor <iant@google.com>
2595 * target-select.cc (instantiate_target): Don't acquire the lock if
2596 the instantiated_target_ field has already been set.
2598 2009-03-23 Ian Lance Taylor <iant@google.com>
2600 * gold-threads.h (class Initialize_lock): Define.
2601 * gold-threads.cc (class Initialize_lock_once): Define.
2602 (initialize_lock_control): New static variable.
2603 (initialize_lock_pointer): New static variable.
2604 (initialize_lock_once): New static function.
2605 (Initialize_lock::Initialize_lock): Define.
2606 (Initialize_lock::initialize): Define.
2607 * target-select.h: Include "gold-threads.h".
2608 (class Target_selector): Add lock_ and initialize_lock_ fields.
2609 Don't define instantiate_target, just declare it.
2610 * target-select.cc (Target_selector::Target_selector): Initialize
2612 (Target_selector::instantiate_target): Define.
2613 * descriptors.h: Include "gold-threads.h".
2614 (class Descriptors): Add initialize_lock_ field.
2615 * descriptors.cc (Descriptors::Descriptors): Initialize new
2617 (Descriptors::open): Use initialize_lock_ field
2618 * errors.h (class Errors): Add initialize_lock_ field.
2619 * errors.cc (Errors::Errors): Initialize new field.
2620 (Errors::initialize_lock): Use initialize_lock_ field.
2621 * powerpc.cc (class Target_selector_powerpc): Remove
2622 instantiated_target_ field. In do_recognize call
2623 instantiate_target rather than do_instantiate_target. In
2624 do_instantiate_target just allocate a new target.
2625 * sparc.cc (class Target_selector_sparc): Likewise.
2627 * freebsd.h: New file.
2628 * i386.cc: Include "freebsd.h".
2629 (Target_i386): Derive from Target_freebsd rather than
2631 (Target_selector_i386): Derive from Target_selector_freebsd rather
2632 than Target_selector.
2633 * x86_64.cc: Include "freebsd.h".
2634 (Target_x86_64): Derive from Target_freebsd rather than
2636 (Target_selector_x86_64): Derive from Target_selector_freebsd
2637 rather than Target_selector.
2638 * target.h (class Target): Add adjust_elf_header and
2639 do_adjust_elf_header.
2640 * output.cc (Output_file_header:: do_sized_write): Call target
2641 adjust_elf_header routine.
2642 * configure.tgt: Set targ_osabi.
2643 * configure.ac: Define GOLD_DEFAULT_OSABI.
2644 * parameters.cc (Parameters::default_target): Pass
2645 GOLD_DEFAULT_OSABI to select_target.
2646 * target-select.h (class Target_selector): Make instantiate_target
2647 protected rather than private.
2648 * Makefile.am (HFILES): Add freebsd.h.
2649 * configure, Makefile.in, config.in: Rebuild.
2651 * merge.cc (do_add_input_section): Correct pend value. Change
2652 message about last entry not being null terminated from error to
2655 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2657 * incremental.cc: New file.
2658 * Makefile.am (CCFILES): Add incremental.cc.
2659 * Makefile.in: Rebuild.
2661 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2663 * layout.cc (Layout::output_section_name): Preserve names
2664 of '.note.' sections.
2666 2009-03-19 Ian Lance Taylor <iant@google.com>
2668 * descriptors.cc (Descriptors::open): Check that the options are
2669 valid before using them.
2671 2009-03-18 Ian Lance Taylor <iant@google.com>
2673 * script-sections.h: Include <list>.
2674 (class Script_sections): Change Sections_elements from std::vector
2675 to std::list. Typedef public Elements_iterator. Add
2676 orphan_section_placement_, data_segment_align_start_, and
2677 saw_data_segment_align_ fields. Remove data_segment_align_index_
2679 * script-sections.cc (class Orphan_section_placement): New class.
2680 (class Sections_element): Add virtual functions is_relro and
2681 orphan_section_init. Remove virtual function place_orphan_here.
2682 (class Output_section_definition): Add is_relro and
2683 orphan_section_init. Remove place_orphan_here.
2684 (class Orphan_output_section): Likewise.
2685 (Script_sections::Script_sections): Update for field changes.
2686 (Script_sections::data_segment_align): Set saw_data_segment_align_
2687 and data_segment_align_start_, not data_segment_align_index.
2688 (Script_sections::data_segment_relro_end): Check
2689 saw_data_segment_align_. Use data_segment_align_start_ rather
2690 than data_segment_align_index_.
2691 (Script_sections::place_orphan): Rewrite to use
2692 Orphan_section_placement.
2694 2009-03-17 Ian Lance Taylor <iant@google.com>
2696 * archive.cc (Archive::add_symbols): Check for a version attached
2697 to the symbol name in the archive map.
2698 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2699 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2700 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2701 (ver_test_11.a): New target.
2702 * testsuite/Makefile.in: Rebuild.
2704 * configure.ac: Check for chsize and posix_fallocate. Replace
2706 * ftruncate.c: New file, from gnulib.
2707 * output.cc (posix_fallocate): Define dummy version if not
2708 HAVE_POSIX_FALLOCATE.
2709 (Output_file::map): Call posix_fallocate rather than lseek and
2711 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2712 * configure, Makefile.in, config.in: Rebuild.
2714 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2716 * layout.h (Layout::create_note): Add section_name parameter.
2717 * layout.cc (Layout::create_note): Likewise.
2718 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2720 2009-03-17 Ian Lance Taylor <iant@google.com>
2722 * descriptors.cc: Include "options.h".
2723 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2724 (Descriptors::open): Always use O_CLOEXEC when opening a new
2725 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2726 then set FD_CLOEXEC.
2728 * sparc.cc (class Target_sparc): Add has_got_section.
2729 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2730 make sure we have a GOT section.
2732 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2733 (Target_sparc::Scan::local): Likewise.
2734 (Target_sparc::Scan::global): Likewise.
2735 (Target_sparc::Relocate::relocate): Likewise.
2736 (Target_sparc::Relocate::relocate_tls): Likewise.
2738 * symtab.cc (Symbol_table::define_default_version): New function,
2739 broken out of add_from_object.
2740 (Symbol_table::add_from_object): Call define_default_version.
2741 (Symbol_table::define_special_symbol): Add resolve_oldsym
2742 parameter. Change all callers. If the version for a symbol comes
2743 from a version script, resolve it with the symbol with the same
2744 name with no version. Also add the symbol without a version if
2746 (do_define_in_output_data): If resolving with oldsym, don't delete
2748 (do_define_in_output_segment): Likewise.
2749 (do_define_as_constant): Likewise.
2750 * symtab.h (class Symbol_table): Update declarations.
2752 2009-03-13 Ian Lance Taylor <iant@google.com>
2754 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2755 (Read_symbols::requeue): New function.
2756 (Read_symbols::do_read_symbols): If make_elf_object fails because
2757 the target type is not configured, and the file was searched for,
2758 issue a warning and retry with the next directory.
2759 (Add_symbols::run): If the file has an incompatible format, and
2760 it was searched for, requeue the Read_symbols task. On error,
2762 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2763 dirindex parameter to constructor. Change all callers. Declare
2764 incompatible_warning and requeue.
2765 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2766 input_argument_ and input_group_ fields. Add them to
2767 constructor. Change all callers.
2768 (class Read_script): Add dirindex_ field. Add it to constructor.
2770 * archive.cc (Archive::setup): Remove input_objects parameter.
2772 (Archive::get_file_and_offset): Likewise.
2773 (Archive::read_all_symbols): Likewise.
2774 (Archive::read_symbols): Likewise.
2775 (Archive::get_elf_object_for_member): Remove input_objects
2776 parameter. Add punconfigured parameter. Change all callers.
2777 (Archive::add_symbols): Change return type to bool. Check return
2778 value of include_member.
2779 (Archive::include_all_members): Likewise.
2780 (Archive::include_member): Change return type to bool. Return
2781 false if first included object has incompatible target. Set
2782 included_member_ field.
2783 (Add_archive_symbols::run): If add_symbols returns false, requeue
2785 * archive.h (class Archive): Add included_member_ field.
2786 Initialize it in constructor. Add input_file and searched_for
2787 methods. Update declarations.
2788 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2789 input_argument_ fields. Add them to constructor. Change all
2791 * script.cc: Include "target-select.h".
2792 (class Parser_closure): Add skip_on_incompatible_target_ and
2793 found_incompatible_target_ fields. Add
2794 skip_on_incompatible_target parameter to constructor. Change all
2795 callers. Add methods skip_on_incompatible_target,
2796 clear_skip_on_incompatible_target, found_incompatible_target, and
2797 set_found_incompatible_target.
2798 (read_input_script): Add dirindex parameter. Change all callers.
2799 If parser finds an incompatible target, requeue Read_symbols
2801 (script_set_symbol): Clear skip_on_incompatible_target in
2803 (script_add_assertion, script_parse_option): Likewise.
2804 (script_start_sections, script_add_phdr): Likewise.
2805 (script_check_output_format): New function.
2806 * script.h (read_input_script): Update declaration.
2807 * script-c.h (script_check_output_format): Declare.
2808 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2809 (ignore_cmd): Remove OUTPUT_FORMAT.
2810 * fileread.cc (Input_file::Input_file): Add explicit this.
2811 (Input_file::will_search_for): New function.
2812 (Input_file::open): Add pindex parameter. Change all callers.
2813 * fileread.h (class Input_file): Add input_file_argument method.
2814 Declare will_search_for. Update declarations.
2815 * object.cc (make_elf_object): Add punconfigured parameter.
2817 * object.h (class Object): Make input_file public. Add
2818 searched_for method.
2819 (make_elf_object): Update declaration.
2820 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2822 * dirsearch.h (class Dirsearch): Update declaration.
2823 * options.h (class General_options): Add --warn-search-mismatch.
2824 * parameters.cc (Parameters::is_compatible_target): New function.
2825 * parameters.h (class Parameters): Declare is_compatible_target.
2826 * workqueue.cc (Workqueue::add_blocker): New function.
2827 * workqueue.h (class Workqueue): Declare add_blocker.
2829 * fileread.cc (Input_file::open): Remove options parameter.
2831 (Input_file::open_binary): Likewise.
2832 * script.cc (read_input_script): Likewise.
2833 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2834 options parameter from constructor. Change all callers.
2835 (class Read_script): Likewise.
2836 * fileread.h (class Input_file): Update declarations.
2837 * script.h (read_input_script): Update declaration.
2839 2009-03-10 Nick Clifton <nickc@redhat.com>
2841 * po/es.po: New Spanish translation.
2843 2009-03-06 Cary Coutant <ccoutant@google.com>
2845 * options.cc (parse_short_option): Keep dash_z from registering itself.
2847 2009-03-03 Ian Lance Taylor <iant@google.com>
2850 * target-reloc.h (relocate_section): Pass output_section to
2852 * i386.cc (Target_i386::should_apply_static_reloc): Add
2853 output_section parameter. Change all callers.
2854 (Target_i386::Relocate::relocate): Add output_section parameter.
2855 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2856 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2857 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2858 * testsuite/two_file_shared.sh: New script.
2859 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2860 (check_DATA): Add two_file_shared.dbg.
2861 (two_file_shared.dbg): New target.
2862 * testsuite/Makefile.in: Rebuild.
2864 2009-03-01 Ian Lance Taylor <iant@google.com>
2866 * configure.ac: Check for byteswap.h.
2867 * configure: Rebuild.
2868 * config.in: Rebuild.
2870 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2872 * layout.cc (Layout::find_or_add_kept_section): New function.
2873 (Layout::add_comdat): Removed.
2874 * layout.h (struct Kept_section): Move out of class Layout.
2875 Remove trailing underscores from field names. Add group_sections
2876 field. Rename group_ field to is_group. Change all uses.
2877 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2878 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2879 comdat_groups_ field.
2880 (Sized_relobj::include_section_group): Use
2881 find_or_add_kept_section and Kept_section::group_sections.
2882 (Sized_relobj::include_linkonce_section): Likewise.
2883 * object.cc (class Sized_relobj): Don't define Comdat_group or
2884 Comdat_group_table. Remove find_comdat_group and
2885 add_comdat_group. Remove comdat_groups_ field.
2886 * plugin.cc (include_comdat_group): Use
2887 Layout::find_or_add_kept_section.
2889 2009-02-28 Ian Lance Taylor <iant@google.com>
2891 * README: --gc-sections and map files are now supported. Document
2892 some build requirements.
2895 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2896 relocatable link set the value of the section symbol to zero.
2897 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2898 relocatable link don't include the section address in the local
2901 2009-02-27 Ian Lance Taylor <iant@google.com>
2904 * options.h (class Search_directory): Add is_system_directory.
2905 (class General_options): Declare is_in_system_directory.
2906 * options.cc (get_relative_sysroot): Make static.
2907 (get_default_sysroot): Make static.
2908 (General_optoins::is_in_system_directory): New function.
2909 * fileread.cc (Input_file::is_in_system_directory): New function.
2910 * fileread.h (class Input_file): Declare is_in_system_directory.
2911 * object.h (class Object): Add is_in_system_directory.
2912 (class Input_objects): Remove system_library_directory_ field.
2913 * object.cc (Input_objects::add_object): Don't set
2914 system_library_directory_.
2915 (input_objects::found_in_system_library_directory): Remove.
2916 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2917 parameter. Change all callers.
2918 (Symbol_table::sized_write_globals): Likewise.
2919 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2920 Call Object::is_in_system_directory.
2921 * symtab.h (class Symbol_table): Update declarations.
2924 * descriptors.h (Open_descriptor): Add is_on_stack field.
2925 * descriptors.cc (Descriptors::open): If the descriptor is on the
2926 top of the stack, remove it. Initialize is_on_stack field.
2927 (Descriptors::release): Only add pod to stack if it is not on the
2929 (Descriptors::close_some_descriptor): Clear stack_next and
2933 * output.cc (Output_section::find_starting_output_address): Rename
2934 from starting_output_address; add PADDR parameter; change return
2936 * output.h (class Output_section): Declare
2937 find_starting_output_address instead of starting_output_address.
2938 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2939 section symbol for which we can't find a merge section.
2942 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2943 hidden or internal, force the symbol to be local.
2944 * resolve.cc (Symbol::override_visibility): Define.
2945 (Symbol::override_base): Use override_visibility.
2946 (Symbol_table::resolve): Likewise.
2947 (Symbol::override_base_with_special): Likewise.
2948 (Symbol_table::override_with_special): If the visibility is hidden
2949 or internal, force the symbol to be local.
2950 * symtab.h (class Symbol): Add set_visibility and
2951 override_visibility.
2952 * testsuite/ver_test_1.sh: New file.
2953 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2954 (check_DATA): Add ver_test_1.syms.
2955 (ver_test_1.syms): New target.
2956 * testsuite/Makefile.in: Rebuild.
2958 2009-02-25 Cary Coutant <ccoutant@google.com>
2960 * layout.cc (Layout::choose_output_section): Don't rename sections
2961 when using a linker script that has a SECTIONS clause.
2962 * Makefile.in: Regenerate.
2964 * testsuite/Makefile.am (script_test_5.sh): New test case.
2965 * testsuite/Makefile.in: Regenerate.
2966 * testsuite/script_test_5.cc: New file.
2967 * testsuite/script_test_5.sh: New file.
2968 * testsuite/script_test_5.t: New file.
2970 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2972 * archive.cc (Archive::include_member): Update calls to add_symbols.
2973 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2974 the Layout argument.
2975 * dynobj.h (do_add_symbols): Add the Layout argument.
2976 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2978 * object.h (Object::add_symbols): Add the Layout argument.
2979 (Object::do_add_symbols): Add the Layout argument.
2980 (Sized_relobj::do_add_symbols): Add the Layout argument.
2981 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2982 Unify the two versions.
2983 (Add_plugin_symbols): Remove.
2984 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2985 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2986 (Add_plugin_symbols): Remove.
2987 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2988 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2989 (Add_symbols::run): Make it work with Pulginobj.
2991 2009-02-06 Ian Lance Taylor <iant@google.com>
2993 * object.cc (Sized_relobj::do_layout): Make info message start
2994 with lower case letter.
2996 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2998 * binary.cc: Fix file comment.
3000 * options.h (enum Incremental_disposition): Define.
3001 (class General_options): Add new options: --incremental,
3002 --incremental_changed, --incremental_unchanged,
3003 --incremental_unknown. Add incremental_disposition_ and
3004 implicit_incremental_ fields.
3005 (General_options::incremental_disposition): New function.
3006 (class Position_dependent_options): Add incremental_disposition
3008 (Position_dependent_options::copy_from_options): Set incremental
3010 * options.cc (General_options::parse_incremental_changed): New
3012 (General_options::parse_incremental_unchanged): New function.
3013 (General_options::parse_incremental_unknown): New function.
3014 (General_options::General_options): Initialize new fields
3015 incremental_disposition_ and implicit_incremental_.
3016 (General_options::finalize): Check for uasge of --incremental-*
3017 without --incremental.
3019 2009-02-06 Chris Demetriou <cgd@google.com>
3021 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3022 pointer and to report location as the file name associated with
3024 (gold_undefined_symbol_at_location): New function to replace the
3025 old gold_undefined_symbol functionality.
3026 * target-reloc.h (relocate_section): Update to use
3027 gold_undefined_symbol_at_location.
3028 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3029 Call gold_undefined_symbol function rather than gold_error.
3030 * errors.h (Errors::undefined_symbol): Take location as a
3031 string, rather than calculating it from a relocation.
3032 * errors.cc (Errors::fatal): Print "fatal error:" before the
3034 (Errors::error, Errors::error_at_location): Print "error: "
3035 before the formatted message.
3036 (Errors::undefined_symbol): Take location as a string, rather
3037 than calculating it from a relocation.
3038 (gold_undefined_symbol_at_location): New function akin to
3039 old gold_undefined_symbol, calculates location from relocation.
3040 (gold_undefined_symbol): Change to take only a Symbol pointer
3041 and to report location as the file name associated with the symbol.
3042 * testsuite/debug_msg.sh: Update for changed error messages.
3043 * testsuite/undef_symbol.sh: Likewise.
3045 2009-02-04 Duncan Sands <baldrick@free.fr>
3048 * reduced_debug_output.h
3049 (Output_reduced_debug_abbrev_section::failed): Use format for
3051 (Output_reduced_debug_info_section::faild): Likewise.
3053 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3055 * script.cc (Lazy_demangler): New class.
3056 (Version_script_info::get_symbol_version_helper): Demangle a
3059 2009-01-29 Cary Coutant <ccoutant@google.com>
3061 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3063 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3065 2009-01-28 Ian Lance Taylor <iant@google.com>
3067 * version.cc (version_string): Bump to 1.9.
3069 * gold.h: Include <cstring> and <stdint.h>.
3070 * version.cc: Include <cstdio>.
3071 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3073 * reduced_debug_output.cc (insert_into_vector): Rename from
3074 Insert_into_vector; change all callers. Use Swap_unaligned to
3075 avoid aliasing issue; remove union since it is unnecessary.
3077 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3079 * Makefile.am (CCFILES): Add gc.cc.
3081 * Makefile.in: Regenerate.
3082 * gold.cc (Gc_runner): New class.
3083 (queue_initial_tasks): Call garbage collection related tasks
3084 when corresponding options are invoked.
3085 (queue_middle_gc_tasks): New function.
3086 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3087 processed early before laying out sections during garbage collection.
3088 * gold.h (queue_middle_gc_tasks): New function.
3089 (is_prefix_of): Move from "layout.cc".
3090 * i386.cc (Target_i386::gc_process_relocs): New function.
3091 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3092 * main.cc (main): Create object of class "Garbage_collection".
3093 * object.cc (Relobj::copy_symbols_data): New function.
3094 (Relobj::is_section_name_included): New function.
3095 (Sized_relobj::do_layout): Allow this function to be called twice
3096 during garbage collection and defer layout of section during the
3098 * object.h (Relobj::get_symbols_data): New function.
3099 (Relobj::is_section_name_included): New function.
3100 (Relobj::copy_symbols_data): New function.
3101 (Relobj::set_symbols_data): New function.
3102 (Relobj::get_relocs_data): New function.
3103 (Relobj::set_relocs_data): New function.
3104 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3105 (Relobj::gc_process_relocs): New function.
3106 (Relobj::do_gc_process_relocs): New pure virtual function.
3107 (Relobj::sd_): New data member.
3108 (Sized_relobj::is_output_section_offset_invalid): New function.
3109 (Sized_relobj::do_gc_process_relocs): New function.
3110 * options.h (General_options::gc_sections): Modify to not be a no-op.
3111 (General_options::print_gc_sections): New option.
3112 * plugin.cc (Plugin_finish::run): Remove function call to
3113 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3114 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3115 * reloc.cc (Read_relocs::run): Add task to process relocs and
3116 determine unreferenced sections when doing garbage collection.
3117 (Gc_process_relocs): New class.
3118 (Sized_relobj::do_gc_process_relocs): New function.
3119 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3120 sections that are garbage collected.
3121 * reloc.h (Gc_process_relocs): New class.
3122 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3123 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3124 symbols whose corresponding sections are garbage collected.
3125 (Symbol_table::Symbol_table): Add new parameter for the garbage
3127 (Symbol_table::gc_mark_undef_symbols): New function.
3128 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3129 (Symbol_table::gc_mark_dyn_syms): New function.
3130 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3132 (Symbol_table::add_from_object): Likewise.
3133 (Symbol_table::add_from_relobj): When building shared objects, do not
3134 treat externally visible symbols as garbage.
3135 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3136 table information for static and relocatable links.
3137 * symtab.h (Symbol_table::set_gc): New function.
3138 (Symbol_table::gc): New function.
3139 (Symbol_table::gc_mark_undef_symbols): New function.
3140 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3141 (Symbol_table::gc_mark_dyn_syms): New function.
3142 (Symbol_table::gc_): New data member.
3143 * target.h (Sized_target::gc_process_relocs): New pure virtual
3145 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3146 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3148 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3150 * options.h (General_options::gc_sections): Define as a no-op for now.
3151 (General_options::no_keep_memory): Ditto.
3152 (General_options::Bshareable): Define.
3153 * options.cc (General_options::finalize): Honor -Bshareable.
3155 2009-01-20 Andreas Schwab <schwab@suse.de>
3157 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3158 read the value in the contents, since we don't use it. Use the
3159 template endianness when writing.
3160 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3162 2009-01-19 Andreas Schwab <schwab@suse.de>
3164 * configure.tgt (powerpc64-*): Fix targ_obj.
3166 2009-01-15 Ian Lance Taylor <iant@google.com>
3168 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3169 local symbols when stripping all symbols.
3171 2009-01-14 Cary Coutant <ccoutant@google.com>
3173 * output.cc (Output_reloc): Add explicit instantiations.
3175 2009-01-14 Cary Coutant <ccoutant@google.com>
3177 * archive.cc (Archive::get_elf_object_for_member): Remove call
3178 to File_read::claim_for_plugin.
3179 * descriptors.cc (Descriptors::open): Remove reference to
3181 (Descriptors::claim_for_plugin): Remove.
3182 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3183 (Descriptors::is_claimed): Remove.
3184 (claim_descriptor_for_plugin): Remove.
3185 * fileread.cc (File_read::claim_for_plugin): Remove.
3186 * fileread.h (File_read::claim_for_plugin): Remove.
3187 (File_read::descriptor): Reopen descriptor if necessary.
3188 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3189 (Plugin_manager::all_symbols_read): Add task parameter. Change
3191 (Plugin_manager::get_input_file): New function.
3192 (Plugin_manager::release_input_file): New function.
3193 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3194 corresponding data member.
3195 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3196 and pass to base constructor. Change all callers.
3197 (get_input_file, release_input_file): New functions.
3198 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3199 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3200 (Plugin_manager::all_symbols_read): Add task parameter.
3201 (Plugin_manager::get_input_file): New function.
3202 (Plugin_manager::release_input_file): New function.
3203 (Plugin_manager::task_): New data member.
3204 (Pluginobj::Pluginobj): Add filesize parameter.
3205 (Pluginobj::filename): New function.
3206 (Pluginobj::descriptor): New function.
3207 (Pluginobj::filesize): New function.
3208 (Pluginobj::filesize_): New data member.
3209 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3210 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3211 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3213 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3214 with archive libraries.
3215 * testsuite/Makefile.in: Regenerate.
3216 * testsuite/plugin_test.c (struct sym_info): New type.
3217 (get_input_file, release_input_file): New static variables.
3218 (onload): Capture new transfer vector entries.
3219 (claim_file_hook): Stop reading at end of file according to filesize.
3220 Factor out parsing of readelf output into separate function.
3221 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3222 APIs and get the source file name from the symbol table. Convert
3223 source file name to corresponding object file name. Print info
3224 message when adding new input files.
3225 (parse_readelf_line): New function.
3226 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3227 * testsuite/plugin_test_2.sh: Likewise.
3228 * testsuite/plugin_test_3.sh: Likewise.
3229 * testsuite/plugin_test_4.sh: New test case.
3231 2009-01-07 Ian Lance Taylor <iant@google.com>
3233 * version.cc (version_string): Bump to 1.8.
3235 2008-12-23 Cary Coutant <ccoutant@google.com>
3237 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3238 * plugin.cc (Plugin_manager::finish): Rename as
3239 layout_deferred_objects. Move cleanup to separate function.
3240 (Plugin_manager::cleanup): New function.
3241 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3243 * plugin.h (Plugin_manager::finish): Rename as
3244 layout_deferred_objects.
3245 (Plugin_manager::cleanup): New function.
3246 (Plugin_manager::cleanup_done): New field.
3248 2008-12-23 Cary Coutant <ccoutant@google.com>
3250 * plugin.cc (is_visible_from_outside): New function.
3251 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3252 so we don't return "IR only" status for exported symbols or -r links.
3254 * testsuite/Makefile.am (plugin_test_3): New test case.
3255 * testsuite/Makefile.in: Regenerate.
3256 * testsuite/plugin_test_3.sh: New file.
3258 2008-12-22 Cary Coutant <ccoutant@google.com>
3260 * object.cc (Sized_relobj::layout_section): New function.
3261 (Sized_relobj::do_layout): Defer layout of input sections until after
3262 plugin has provided replacement files.
3263 (Sized_relobj::do_layout_deferred_sections): New function.
3264 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3265 (Relobj::layout_deferred_sections): New function.
3266 (Relobj::do_layout_deferred_sections): New function.
3267 (Sized_relobj::do_layout_deferred_sections): New function.
3268 (Sized_relobj::layout_section): New function.
3269 (Sized_relobj::Deferred_layout): New structure.
3270 (Sized_relobj::deferred_layout_): New field.
3271 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3272 Change all callers. Layout deferred sections.
3273 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3275 (Plugin_hook::run): Move code from do_plugin_hook inline.
3276 (Plugin_hook::do_plugin_hook): Remove.
3277 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3278 (Plugin_manager::finish): Renamed, was cleanup.
3279 (Plugin_manager::should_defer_layout): New function.
3280 (Plugin_manager::add_deferred_layout_object): New function.
3281 (Plugin_manager::Deferred_layout_list): New type.
3282 (Plugin_manager::deferred_layout_objects_): New field.
3283 (Plugin_hook::do_plugin_hook): Remove.
3285 2008-12-17 Ian Lance Taylor <iant@google.com>
3287 * options.h (class General_options): Add --no case for
3290 2008-12-16 Cary Coutant <ccoutant@google.com>
3292 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3294 (Plugin_manager::claim_file): Create plugin object even if
3295 plugin did not call the add_symbols callback.
3296 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3297 asking for more symbols than were added.
3298 * testsuite/Makefile.am (plugin_test_1): Add test case with
3300 (empty.syms): New target.
3301 * testsuite/Makefile.in: Regenerate.
3302 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3303 message. Don't call add_symbols if no globals.
3304 (all_symbols_read_hook): Don't provide replacement for empty
3307 2008-12-12 Ian Lance Taylor <iant@google.com>
3309 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3310 r_type == 0 for a local symbol with r_sym == 0.
3311 (scan_relocatable_relocs): Pass r_sym to
3312 local_non_section_strategy.
3313 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3316 * configure.ac: Update test for TLS descriptors: they are
3317 supported as of glibc 2.9.
3318 * configure: Rebuild.
3320 2008-12-11 Ian Lance Taylor <iant@google.com>
3323 * target-reloc.h (Default_scan_relocatable_relocs): For each
3324 function, map r_type == 0 to RELOC_DISCARD.
3326 2008-12-10 Cary Coutant <ccoutant@google.com>
3328 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3329 object to override a kept COMDAT group from a plugin object.
3331 2008-12-09 Ian Lance Taylor <iant@google.com>
3334 * yyscript.y (file_cmd): Handle INPUT.
3336 * testsuite/initpri1.c: Change all declarations to be full
3337 prototypes by adding void, to avoid compiler warnings.
3339 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3341 * options.cc (General_options::parse_plugin_opt): New.
3342 (General_options::add_plugin): The argument now is just the filename.
3343 (General_options::add_plugin_option): New.
3344 * options.h (plugin_opt): New.
3345 (add_plugin): Change argument name.
3346 (add_plugin_option): New.
3347 * plugin.cc (Plugin::load): Don't parse the plugin option.
3348 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3349 (Plugin::add_option): New.
3350 (Plugin::args_): Change type.
3351 (Plugin::filename_): New.
3352 (Plugin_manager::add_plugin_option): New.
3353 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3354 * testsuite/Makefile.in: Regenerate.
3356 2008-12-05 Cary Coutant <ccoutant@google.com>
3358 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3359 Handle --strip-lto-sections option.
3360 * options.h (strip_lto_sections): New option.
3362 2008-12-01 Cary Coutant <ccoutant@google.com>
3364 * plugin.cc (ld_plugin_message): Change format parameter to const.
3365 Fix mismatch between new[] and delete.
3367 2008-11-14 Cary Coutant <ccoutant@google.com>
3369 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3372 2008-11-05 Craig Silverstein <csilvers@google.com>
3374 * options.cc (General_options::parse_dynamic_list): New function.
3375 * options.h (General_options): New flags dynamic_list,
3376 dynamic_list_data, dynamic_list_cpp_new, and
3377 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3378 (General_options::in_dynamic_list): New function.
3379 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3380 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3381 (Lex::can_continue_name): Likewise.
3383 (read_script_file): New parameter script_options.
3384 (read_dynamic_list): New function.
3385 (Script_options::define_dynamic_list): New function.
3386 (dynamic_list_keyword_parsecodes): New variable.
3387 (dynamic_list_keywords): New variable.
3388 * script.h (Script_options::define_dynamic_list): New function
3390 (read_dynamic_list): New function prototype.
3391 * symtab.cc (strprefix): New macro.
3392 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3393 dynamic_list_data, dynamic_list_cpp_new, and
3394 dynamic_list_cpp_typeinfo.
3395 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3396 (dynamic_list_expr): New rule.
3397 (dynamic_list_nodes): Likewise.
3398 (dynamic_list_node): Likewise.
3399 * testsuite/Makefile.am (dynamic_list): New test.
3400 * testsuite/Makefile.in: Regenerated.
3401 * testsuite/dynamic_list.t: New file.
3402 * testsuite/dynamic_list.sh: New file.
3404 2008-11-05 Craig Silverstein <csilvers@google.com>
3406 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3407 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3408 (t11_last): Likewise.
3409 * testsuite/ver_test_6.c (main): Likewise.
3411 2008-10-07 Cary Coutant <ccoutant@google.com>
3413 * options.c (General_options::finalize): Add check for -static and
3415 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3418 2008-10-02 Cary Coutant <ccoutant@google.com>
3420 * plugin.cc (make_sized_plugin_object): Fix conditional
3421 compilation to work when not all targets are enabled.
3423 2008-09-29 Cary Coutant <ccoutant@google.com>
3425 * archive.cc (Archive::get_file_and_offset): Use filename instead
3426 of name to get library path.
3427 (Archive::include_member): Unlock external member of a thin archive.
3429 * testsuite/Makefile.am (TEST_AR): New variable.
3430 (thin_archive_test_1): New test.
3431 (thin_archive_test_2): New test.
3432 * testsuite/Makefile.in: Regenerate.
3433 * testsuite/thin_archive_main.cc: New file.
3434 * testsuite/thin_archive_test_1.cc: New file.
3435 * testsuite/thin_archive_test_2.cc: New file.
3436 * testsuite/thin_archive_test_3.cc: New file.
3437 * testsuite/thin_archive_test_4.cc: New file.
3439 2008-09-29 Cary Coutant <ccoutant@google.com>
3441 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3442 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3444 (Sized_relobj::do_finalize_local_symbols): Likewise.
3445 (Sized_relobj::map_to_kept_section): Likewise.
3446 * object.h (Sized_relobj::invalid_address): New constant.
3447 (Sized_relobj::do_output_section_offset): Check for invalid_address
3449 * output.cc (Output_reloc::local_section_offset): Use constant
3450 invalid_address instead of -1U.
3451 (Output_reloc::get_address): Likewise.
3452 (Output_section::output_address): Change -1U to -1ULL.
3453 * output.h (Output_reloc::invalid_address): New constant.
3454 * reloc.cc (Sized_relobj::write_sections): Use constant
3455 invalid_address instead of -1U.
3456 (Sized_relobj::relocate_sections): Likewise.
3457 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3458 values for merge sections.
3459 * target-reloc.h (relocate_for_relocatable): Use constant
3460 invalid_address instead of -1U.
3462 2008-09-19 Cary Coutant <ccoutant@google.com>
3464 Add plugin functionality for link-time optimization (LTO).
3465 * configure.ac (plugins): Add --enable-plugins option.
3466 * configure: Regenerate.
3467 * config.in: Regenerate.
3468 * Makefile.am (LIBDL): New variable.
3469 (CCFILES): Add plugin.cc.
3470 (HFILES): Add plugin.h.
3471 (ldadd_var): Add LIBDL.
3472 * Makefile.in: Regenerate.
3474 * archive.cc: Include "plugin.h".
3475 (Archive::setup): Don't preread archive symbols when using a plugin.
3476 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3477 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3479 (Archive::include_member): Add symbols from plugin objects.
3480 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3481 * descriptors.cc (Descriptors::open): Check for file descriptors
3482 abandoned by plugins.
3483 (Descriptors::claim_for_plugin): New function.
3484 * descriptors.h (Descriptors::claim_for_plugin): New function.
3485 (Open_descriptor::is_claimed): New field.
3486 (claim_descriptor_for_plugin): New function.
3487 * fileread.cc (File_read::claim_for_plugin): New function.
3488 * fileread.h (File_read::claim_for_plugin): New function.
3489 (File_read::descriptor): New function.
3490 * gold.cc: Include "plugin.h".
3491 (queue_initial_tasks): Add task to call plugin hooks for generating
3493 * main.cc: Include "plugin.h".
3494 (main): Load plugin libraries.
3495 * object.h (Pluginobj): Declare.
3496 (Object::pluginobj): New function.
3497 (Object::do_pluginobj): New function.
3498 (Object::set_target): New function.
3499 * options.cc: Include "plugin.h".
3500 (General_options::parse_plugin): New function.
3501 (General_options::General_options): Initialize plugins_ field.
3502 (General_options::add_plugin): New function.
3503 * options.h (Plugin_manager): Declare.
3504 (General_options): Add --plugin option.
3505 (General_options::has_plugins): New function.
3506 (General_options::plugins): New function.
3507 (General_options::add_plugin): New function.
3508 (General_options::plugins_): New field.
3509 * plugin.cc: New file.
3510 * plugin.h: New file.
3511 * readsyms.cc: Include "plugin.h".
3512 (Read_symbols::do_read_symbols): Check for archive before checking
3513 for ELF file. Call plugin hooks to claim files.
3514 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3515 from a real object file; force override when processing replacement
3517 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3518 (Symbol::init_base_object): Likewise.
3519 (Symbol::init_base_output_data): Likewise.
3520 (Symbol::init_base_output_segment): Likewise.
3521 (Symbol::init_base_constant): Likewise.
3522 (Symbol::init_base_undefined): Likewise.
3523 (Symbol::output_section): Assert that object is not a plugin.
3524 (Symbol_table::add_from_pluginobj): New function.
3525 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3527 (Symbol_table::sized_write_globals): Likewise.
3528 (Symbol_table::add_from_pluginobj): Instantiate template.
3529 * symtab.h (Sized_pluginobj): Declare.
3530 (Symbol::in_real_elf): New function.
3531 (Symbol::set_in_real_elf): New function.
3532 (Symbol::in_real_elf_): New field.
3533 (Symbol_table::add_from_pluginobj): New function.
3535 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3536 (LIBDL): New variable.
3538 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3539 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3540 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3541 (MOSTLYCLEANFILES): Likewise.
3542 * testsuite/Makefile.in: Regenerate.
3543 * testsuite/plugin_test.c: New file.
3544 * testsuite/plugin_test_1.sh: New file.
3545 * testsuite/plugin_test_2.sh: New file.
3547 2008-09-16 Ian Lance Taylor <iant@google.com>
3549 * target-reloc.h (relocate_section): Check whether a symbol is
3550 defined by the ABI before reporting an undefined symbol error.
3551 * target.h (Target::is_defined_by_abi): Make parameter const.
3552 (Target::do_is_defined_by_abi): Likewise.
3553 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3554 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3555 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3556 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3557 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3558 * testsuite/Makefile.in: Rebuild.
3560 * fileread.cc (make_view): Add casts to avoid warning.
3562 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3564 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3565 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3567 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3569 * options.h (General_options::output_is_executable): New.
3570 (General_options::output_is_pie): New.
3571 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3572 for shared libraries.
3573 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3575 2008-09-11 Chris Demetriou <cgd@google.com>
3577 * options.h (origin): New -z option.
3578 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3579 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3582 2008-09-05 Cary Coutant <ccoutant@google.com>
3584 * fileread.cc (File_read::make_view): Add check for attempt to map
3587 2008-09-05 Cary Coutant <ccoutant@google.com>
3589 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3590 explicit instantiations.
3592 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3595 * options.cc (General_options::finalize): Allow undefined symbols
3596 in shlibs if linking -shared.
3599 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3600 symbols as not needing a dynsym entry.
3602 2008-08-20 Craig Silverstein <csilvers@google.com>
3604 * fileread.cc (File_read::open): Do not lock the file unless it
3605 was successfully opened.
3607 2008-08-14 Cary Coutant <ccoutant@google.com>
3609 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3610 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3611 * testsuite/tls_test.cc (struct int128): 128-bit struct
3612 for testing TLS relocs with non-zero addend.
3613 (v12): New TLS variable.
3615 (t_last): Add check for v12.
3616 * testsuite/tls_test.h (t12): New function.
3617 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3619 2008-08-13 Ian Lance Taylor <iant@google.com>
3621 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3622 set tls_segment_ or relro_segment_.
3623 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3625 * output.h (Output_section::clear_is_relro): New function.
3626 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3627 sections specially even when output_data_ is empty.
3628 (Output_segment::maximum_alignment): When first section is relro,
3629 only force alignment for PT_LOAD segments.
3630 * script.cc (script_data_segment_align): New function.
3631 (script_data_segment_relro_end): New function.
3632 * script-c.h (script_data_segment_align): Declare.
3633 (script_data_segment_relro_end): Declare.
3634 * script-sections.h (class Script_sections): Declare
3635 data_segment_align and data_segment_relro_end. Add fields
3636 segment_align_index_ and saw_relro_end_.
3637 * script-sections.cc (class Sections_element): Add set_is_relro
3638 virtual function. Add new bool* parameter to place_orphan_here.
3639 Add get_output_section virtual function.
3640 (class Output_section_definition): Add set_is_relro. Add new
3641 bool* parameter to place_orphan_here. Add get_output_section.
3642 Add is_relro_ field.
3643 (Output_section_definition::Output_section_definition): Initialize
3644 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3645 and is_relro_ fields.
3646 (Output_section_definition::place_orphan_here): Add is_relro
3648 (Output_section_definition::set_section_addresses): Set relro for
3650 (Output_section_definition::alternate_constraint): Likewise.
3651 (class Orphan_output_section): Add new bool* parameter to
3652 place_orphan_here. Add get_output_section.
3653 (Orphan_output_section::place_orphan_here): Add is_relro
3655 (Script_sections::Script_sections): Initialize
3656 data_segment_align_index_ and saw_relro_end_.
3657 (Script_sections::data_segment_align): New function.
3658 (Script_sections::data_segment_relro_end): New function.
3659 (Script_sections::place_orphan): Set or clear is_relro.
3660 (Script_sections::set_section_addresses): Force alignment of first
3662 * yyscript.y (exp): Call script_data_segment_align and
3663 script_data_segment_relro_end.
3664 * testsuite/relro_script_test.t: New file.
3665 * testsuite/relro_test.cc (using_script): Declare.
3666 (t1, t2): Test using_script.
3667 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3668 (relro_script_test_SOURCES): Define.
3669 (relro_script_test_DEPENDENCIES): Define.
3670 (relro_script_test_LDFLAGS): Define.
3671 (relro_script_test_LDADD): Define.
3672 (relro_script_test.so): New target.
3673 * testsuite/Makefile.in: Rebuild.
3675 2008-08-06 Cary Coutant <ccoutant@google.com>
3677 * archive.cc (Archive::total_archives, Archive::total_members)
3678 (Archive::total_members_loaded): New variables.
3679 (Archive::setup): Add parameter. Add option to preread
3681 (Archive::read_armap): Add counter.
3682 (Archive::get_file_and_offset): New function.
3683 (Archive::get_elf_object_for_member): New function.
3684 (Archive::read_all_symbols): New function.
3685 (Archive::read_symbols): New function.
3686 (Archive::add_symbols): Add counters.
3687 (Archive::include_all_members): Use armap to find members if it's
3689 (Archive::include_member): Skip reading symbols if already read.
3690 Factored code into Archive::get_file_and_offset and
3691 Archive::get_elf_object_for_member. Changed call to
3692 Mapfile::report_include_archive_member.
3693 (Archive::print_stats): New function.
3694 * archive.h: Declare Object and Read_symbols_data classes.
3695 (Archive::Archive): Add initializers for new members.
3696 (Archive::setup): Add parameter.
3697 (Archive::print_stats): New function.
3698 (Archive::total_archives, Archive::total_members)
3699 (Archive::total_members_loaded): New variables.
3700 (Archive::get_file_and_offset): New function.
3701 (Archive::get_elf_object_for_member): New function.
3702 (Archive::read_all_symbols): New function.
3703 (Archive::read_symbols): New function.
3704 (Archive::Archive_member): New class.
3705 (Archive::members_): New member.
3706 (Archive::num_members_): New member.
3707 * main.cc: Include archive.h.
3708 (main): Call Archive::print_stats.
3709 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3710 archive parameter; member_name is now the fully-decorated name.
3711 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3712 * options.h: (General_options): Add --preread-archive-symbols option.
3713 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3716 2008-08-04 Ian Lance Taylor <iant@google.com>
3718 * symtab.h (Symbol::use_plt_offset): New function.
3719 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3720 * powerpc.cc (Relocate::relocate): Likewise.
3721 * sparc.cc (Relocate::relocate): Likewise.
3722 * x86_64.cc (Relocate::relocate): Likewise.
3723 * testsuite/weak_plt.sh: New test.
3724 * testsuite/weak_plt_main.cc: New test.
3725 * testsuite/weak_plt_shared.cc: New test.
3726 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3727 (check_PROGRAMS): Add weak_plt.
3728 (check_DATA): Add weak_plt_shared.so.
3729 (weak_plt_main_pic.o, weak_plt): New targets.
3730 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3731 * testsuite/Makefile.in: Rebuild.
3733 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3735 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3736 * testsuite/Makefile.in: Rebuild.
3738 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3740 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3741 * Makefile.in: Regenerate.
3742 * po/POTFILES.in: Regenerate.
3744 2008-07-29 Ian Lance Taylor <iant@google.com>
3746 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3747 symbols before other symbols.
3748 * testsuite/script_test_2.cc (test_addr): Declare.
3749 (test_addr_alias): Declare.
3750 (main): Check that test_addr and test_addr_alias have the right
3752 * testsuite/script_test_2.t: Define test_addr_alias and
3755 2008-07-24 Ian Lance Taylor <iant@google.com>
3758 * descriptors.cc: New file.
3759 * descriptors.h: New file.
3760 * gold-threads.h (class Hold_optional_lock): New class.
3761 * fileread.cc: Include "descriptors.h".
3762 (File_read::~File_read): Release descriptor rather than closing
3764 (File_read::open) [file]: Call open_descriptor rather than open.
3765 Set is_descriptor_opened_.
3766 (File_read::open) [memory]: Assert that descriptor is not open.
3767 (File_read::reopen_descriptor): New function.
3768 (File_read::release): Release descriptor.
3769 (File_read::do_read): Make non-const. Reopen descriptor.
3770 (File_read::read): Make non-const.
3771 (File_read::make_view): Reopen descriptor.
3772 (File_read::do_readv): Likewise.
3773 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3774 Update declarations.
3775 * layout.cc: Include "descriptors.h".
3776 (Layout::create_build_id): Use open_descriptor rather than open.
3777 * output.cc: Include "descriptors.h".
3778 (Output_file::open): Use open_descriptor rather than open.
3779 * archive.cc (Archive::const_iterator): Change Archive to be
3781 (Archive::begin, Archive::end): Make non-const.
3782 (Archive::count_members): Likewise.
3783 * archive.h (class Archive): Update declarations.
3784 * object.h (Object::read): Make non-const.
3785 * Makefile.am (CCFILES): Add descriptors.cc.
3786 (HFILES): Add descriptors.h.
3787 * Makefile.in: Rebuild.
3790 * gold.h: Always include <clocale>. Add Solaris workarounds
3791 following code in binutils/sysdep.h.
3794 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3795 this->eh_frame_hdr_ is NULL before using it.
3797 * dynobj.cc (Versions::Versions): Update comment.
3799 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3800 the base version name.
3802 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3803 array size plus one.
3804 (Stringpool_template::set_string_offsets): Subtract one from key
3805 before using it as an array index.
3806 (Stringpool_template::get_offset_with_length): Likewise.
3807 (Stringpool_template::write_to_buffer): Likewise.
3808 * stringpool.h (Stringpool_template::get_offset_from_key):
3811 2008-07-23 Ian Lance Taylor <iant@google.com>
3814 * object.h (Merged_symbol_value::value): Do our best to handle a
3818 * script.cc (Version_script_info::get_versions): Don't add empty
3819 version tag to return value.
3820 (Version_script_info::get_symbol_version_helper): Change return
3821 type to bool. Add pversion parameter. Change all callers.
3822 (script_register_vers_node): Don't require a non-NULL tag.
3823 * script.h (class Version_script_info): Update declarations.
3824 (Version_script_info::get_symbol_version): Change return type to
3825 bool. Add version parameter. Change all callers.
3826 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3827 handling. Handle an empty version from a version script.
3828 (Symbol_table::define_special_symbol): Likewise.
3829 * testsuite/ver_test_10.script: New file.
3830 * testsuite/ver_test_10.sh: New file.
3831 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3832 (check_DATA): Add ver_test_10.syms.
3833 (ver_test_10.syms, ver_test_10.so): New target.
3834 * testsuite/Makefile.in: Rebuild.
3836 2008-07-23 Simon Baldwin <simonb@google.com>
3838 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3839 to zero for undefined symbols from dynamic libraries.
3841 2008-07-23 Ian Lance Taylor <iant@google.com>
3843 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3845 * symtab.h (class Symbol_table): Update declaration.
3846 * testsuite/ver_test_9.cc: New file.
3847 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3848 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3849 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3850 (ver_test_9.so, ver_test_9.o): New targets.
3851 * testsuite/Makefile.in: Rebuild.
3853 2008-07-22 Ian Lance Taylor <iant@google.com>
3855 * options.h (class General_options): Define --check-sections.
3856 * layout.cc (Layout::set_segment_offsets): Handle
3859 * options.h (class General_options): Define -n/--nmagic and
3861 * options.cc (General_options::finalize): For -n/--nmagic or
3862 -N/--omagic, set -static.
3863 * layout.cc (Layout::attach_allocated_section_to_segment): If
3864 -N/--omagic, don't put read-only and read-write sections in
3866 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3867 finding a read-only segment.
3868 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3869 don't set the minimum segment alignment to the common page size,
3870 and don't set the file offset to the address modulo the page size.
3871 * script-sections.cc (Script_sections::create_segments): If
3872 -n/--omagic, don't put read-only and read-write sections in
3875 * cref.cc: New file.
3877 * options.h (class General_options): Add --print-symbol-counts.
3878 * main.cc (main): Issue defined symbol report if requested.
3879 * archive.cc (Archive::interpret_header): Make into a const member
3881 (Archive::add_symbols): Call Input_objects::archive_start and
3883 (Archive::const_iterator): Define new class.
3884 (Archive::begin, Archive::end): New functions.
3885 (Archive::include_all_members): Rewrite to use iterator.
3886 (Archive::count_members): New function.
3887 * archive.h (class Archive): Update declarations.
3888 (Archive::filename): New function.
3889 * object.cc: Include "cref.h".
3890 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3891 (Sized_relobj::do_get_global_symbol_counts): New function.
3892 (Input_objects::add_object): Add object to cross-referencer.
3893 (Input_objects::archive_start): New function.
3894 (Input_objects::archive_stop): New function.
3895 (Input_objects::print_symbol_counts): New function.
3896 * object.h: Declare Cref and Archive.
3897 (Object::get_global_symbol_counts): New function.
3898 (Object::do_get_global_symbol_counts): New pure virtual function.
3899 (class Sized_relobj): Add defined_count_ field. Update
3901 (class Input_objects): Add cref_ field. Update constructor.
3902 Update declarations.
3903 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3905 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3907 (Sized_dynobj::do_get_global_symbol_counts): New function.
3908 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3909 defined_count_. Update declarations. Define Symbols typedef.
3910 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3911 parameter. Change all callers.
3912 (Symbol_table::add_from_dynobj): Add sympointers and defined
3913 parameters. Change all callers.
3914 * symtab.h (class Symbol_table): Update declarations.
3915 * Makefile.am (CCFILES): Add cref.cc.
3916 (HFILES): Add cref.h.
3917 * Makefile.in: Rebuild.
3919 2008-07-22 Simon Baldwin <simonb@google.com>
3921 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3922 to zero when writing undefined symbols.
3924 2008-07-22 Ian Lance Taylor <iant@google.com>
3926 * output.cc (Output_section::add_input_section): Don't try to
3927 merge empty merge sections.
3929 2008-07-21 Craig Silverstein <csilvers@google.com>
3931 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3932 Include symbol version in error message.
3934 2008-07-20 Chris Demetriou <cgd@google.com>
3936 * configure.ac (gold_cv_c_random_seed): New configured variable.
3937 (RANDOM_SEED_CFLAGS): New substituted variable.
3938 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3939 * configure: Rebuild.
3940 * Makefile.in: Likewise.
3941 * testsuite/Makefile.in: Likewise.
3943 2008-07-18 Ian Lance Taylor <iant@google.com>
3945 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3946 where we see NAME/NULL and NAME/VERSION as separate symbols.
3947 * testsuite/ver_test_main.cc (main): Call t4.
3948 (t4, t4_2a): Define.
3949 * testsuite/ver_test_2.cc (t4_2): Define.
3950 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3951 * testsuite/ver_test_4.cc (t4_2a): Define.
3952 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3953 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3955 2008-07-17 Ian Lance Taylor <iant@google.com>
3957 * dynobj.cc (Versions::add_def): If we give an error about a
3958 missing version, go ahead and create the version anyhow.
3960 2008-07-10 Ian Lance Taylor <iant@google.com>
3962 Handle output sections with more than 0x7fffffff bytes.
3963 * object.h (class Relobj): Change map_to_output_ to
3964 output_sections_, and just keep a section pointer. Change all
3965 uses. Move comdat group support to Sized_relobj.
3966 (Relobj::is_section_specially_mapped): Remove.
3967 (Relobj::output_section): Remove poff parameter. Change all
3969 (Relobj::output_section_offset): New function.
3970 (Relobj::set_section_offset): Rewrite.
3971 (Relobj::map_to_output): Remove.
3972 (Relobj::output_sections): New function.
3973 (Relobj::do_output_section_offset): New pure virtual function.
3974 (Relobj::do_set_section_offset): Likewise.
3975 (class Sized_relobj): Add section_offsets_ field. Add comdat
3976 group support from Relobj. Update declarations.
3977 (Sized_relobj::get_output_section_offset): New function.
3978 (Sized_relobj::do_output_section_offset): New function.
3979 (Sized_relobj::do_set_section_offset): New function.
3980 * object.cc (Relobj::output_section_address): Remove.
3981 (Sized_relobj::Sized_relobj): Initialize new fields.
3982 (Sized_relobj::include_section_group): Cast find_kept_object to
3984 (Sized_relobj::include_linkonce_section): Likewise.
3985 (Sized_relobj::do_layout): Use separate arrays for output section
3987 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3989 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3990 output_sections and section_offsets.
3991 (Sized_relobj::write_local_symbols): Likewise.
3992 (map_to_kept_section): Compute output address directly.
3993 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3994 output_sections and section_offsets.
3995 (Sized_relobj::write_sections): Likewise.
3996 (Sized_relobj::relocate_sections): Likewise.
3997 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3998 * output.h (class Output_reloc): Update declarations. Change
3999 u2_.relobj to Sized_relobj*.
4000 (class Output_data_reloc): Change add functions to use
4002 * output.cc (Output_reloc::Output_reloc): Change relobj to
4004 (Output_reloc::local_section_offset): Change return type to
4005 Elf_Addr. Use get_output_section_offset.
4006 (Output_reloc::get_address): Likewise.
4007 (Output_section::is_input_address_mapped): Don't call
4008 is_section_specially_mapped.
4009 (Output_section::output_offset): Likewise.
4010 (Output_section::output_address): Likewise.
4011 (Output_section::starting_output_address): Likewise.
4012 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4013 parameter to Sized_relobj*.
4014 (Copy_relocs::need_copy_reloc): Likewise.
4015 (Copy_relocs::save): Likewise.
4016 * copy-relocs.h (class Copy_relocs): Update declarations.
4017 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4018 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4019 * target-reloc.h (relocate_for_relocatable): Change
4020 offset_in_output_section type to Elf_Addr. Change code that uses
4022 * layout.cc (Layout::layout): Always set *off.
4023 * mapfile.cc (Mapfile::print_input_section): Use
4024 output_section_offset.
4025 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4027 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4028 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4029 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4031 2008-07-03 Ian Lance Taylor <iant@google.com>
4033 * layout.cc (Layout::include_section): Do not discard unrecognized
4034 SHT_STRTAB sections.
4036 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4038 * script.cc (Lex::can_continue_name): Make '?' allowable in
4039 version-script names.
4040 * testsuite/version_script.map: Change glob pattern to use '?'
4042 2008-06-30 Manish Singh <yosh@gimp.org>
4045 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4048 2008-06-30 Ian Lance Taylor <iant@google.com>
4052 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4053 versions]: Don't try to read the value in the contents, since we
4054 don't use it. Use the template endianness when writing.
4056 2008-06-25 Cary Coutant <ccoutant@google.com>
4058 * fileread.cc (File_read::make_view): Assert on zero-length view.
4059 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4060 symbol table when there are no symbols to read.
4062 2008-06-23 Craig Silverstein <csilvers@google.com>
4064 * version.cc (version_string): Bump to 1.7
4066 2008-06-18 Craig Silverstein <csilvers@google.com>
4068 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4069 constant 0xFFFF to type Valtype.
4070 (Powerpc_relocate_functions::rel16_ha): Likewise.
4072 2008-06-17 Ian Lance Taylor <iant@google.com>
4074 * output.h (Output_section::Input_section): Initialize p2align_ to
4075 zero for Output_section_data constructors.
4076 (Output_section::Input_section::addralign): If not an input
4077 section, return the alignment of the Output_section_data.
4078 * testsuite/copy_test.cc: New file.
4079 * testsuite/copy_test_1.cc: New file.
4080 * testsuite/copy_test_2.cc: New file.
4081 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4082 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4083 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4084 (copy_test_1_pic.o, copy_test_1.so): New targets.
4085 (copy_test_2_pic.o, copy_test_2.so): New targets.
4086 * testsuite/Makefile.in: Rebuild.
4088 * script-sections.cc (Script_sections::place_orphan): Initialize
4089 local variable exact.
4091 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4093 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4095 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4096 David S. Miller <davem@davemloft.net>
4098 * powerpc.cc: New file.
4099 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4100 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4101 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4102 * Makefile.in: Rebuild.
4104 2008-06-09 Ian Lance Taylor <iant@google.com>
4106 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4108 (throwing, orig_terminate): New static variables.
4109 (terminate_handler): New static function.
4110 (t2): Set terminate handler.
4112 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4115 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4118 2008-05-30 Cary Coutant <ccoutant@google.com>
4120 * archive.cc (Archive::include_all_members) Correct to step
4121 over symbol table and extended name table in thin archives.
4123 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4126 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4129 2008-05-28 Caleb Howe <cshowe@google.com>
4131 * reduced_debug_output.cc: New file.
4132 * reduced_debug_output.h: New file.
4133 * options.h (class General_options): Add --strip-debug-non-line.
4134 * options.cc (General_options::finalize): Add strip_debug_non_line
4135 to the strip heirarchy.
4136 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4138 * layout.cc: Include "reduced_debug_output.h".
4139 (Layout::Layout): Initialize new fields.
4140 (line_only_debug_sections): New static array.
4141 (is_lines_only_debug_sections): New static inline function.
4142 (Layout::include_section): Handle --strip-debug-non-line.
4143 (Layout::make_output_section): If --strip-debug-non-line, build
4144 new output sections for .debug_abbrev and .debug_info.
4145 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4146 gold. Warn about possible overflow.
4147 (read_signed_LEB_128): Likewise.
4148 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4149 (read_signed_LEB_128): Declare.
4150 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4151 (HFILES): Add reduced_debug_output.h.
4152 * Makefile.in: Rebuild.
4154 2008-05-21 Ian Lance Taylor <iant@google.com>
4156 * mapfile.cc: New file.
4157 * mapfile.h: New file.
4158 * options.h (class General_options): Add -M/--print-map and -Map.
4159 * options.cc (General_options::finalize): Make -M equivalent to
4161 * main.cc: Include <cstdio> and "mapfile.h".
4162 (main): Open mapfile if requested.
4163 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4164 constructor. Change caller.
4165 (queue_initial_tasks): Add mapfile parameter. Change caller.
4166 (queue_middle_tasks): Likewise.
4167 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4169 * archive.cc: Include "mapfile.h".
4170 (Archive::add_symbols): Add mapfile parameter. Change all
4171 callers. Pass mapfile, symbol, and reason to include_member.
4172 (Archive::include_all_members): Add mapfile parameter. Change all
4174 (Archive::include_member): Add mapfile, sym, and why parameters.
4175 Change all callers. Report inclusion to map file.
4176 * archive.h: Include "fileread.h".
4177 (class Archive): Update declarations.
4178 (Archive::file): New const method.
4179 (class Add_archive_symbols): Add mapfile_ field. Update
4180 constructor. Change all callers.
4181 * readsyms.h (class Read_symbols): Likewise.
4182 (class Finish_group): Likewise.
4183 (class Read_script): Likewise.
4184 * common.cc: Include "mapfile.h".
4185 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4187 (Symbol_table::do_allocate_commons): Likewise.
4188 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4189 symbol allocation to mapfile.
4190 * common.h (class Allocate_commons_task): Add mapfile_ field.
4191 Update constructor. Change all callers.
4192 * symtab.h (class Symbol_table): Update declarations.
4193 * layout.cc: Include "mapfile.h".
4194 (Layout_task_runner::run): Print information to mapfile.
4195 (Layout::create_gold_note): Change Output_data_fixed_space to
4196 Output_data_zero_fill.
4197 (Layout::create_build_id): Likewise.
4198 (Layout::print_to_mapfile): New function.
4199 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4200 constructor. Change caller.
4201 (class Layout): Declare print_to_mapfile.
4202 * output.cc (Output_section::Input_section::print_to_mapfile): New
4204 (Output_section::add_input_section): If producing a map, always
4205 add to input_sections_ list.
4206 (Output_section::do_print_to_mapfile): New function.
4207 (Output_segment::print_sections_to_mapfile): New function.
4208 (Output_segment::print_section_list_to_mapfile): New function.
4209 * output.h: Include "mapfile.h".
4210 (Output_data::print_to_mapfile): New function.
4211 (Output_data::do_print_to_mapfile): New virtual function.
4212 (Output_segment_headers::do_print_to_mapfile): New function.
4213 (Output_file_header::do_print_to_mapfile): New function.
4214 (Output_data_const::do_print_to_mapfile): New function.
4215 (class Output_data_const_buffer): Add map_name_ field. Update
4216 constructor. Change all callers. Add do_print_to_mapfile
4218 (class Output_data_fixed_space): Likewise.
4219 (class Output_data_space): Likewise.
4220 (class Output_data_zero_fill): New class.
4221 (Output_data_strtab::do_print_to_mapfile): New function.
4222 (Output_data_reloc_base::do_print_to_mapfile): New function.
4223 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4224 (Output_data_group::do_print_to_mapfile): New function.
4225 (Output_data_got::do_print_to_mapfile): New function.
4226 (Output_data_dynamic::do_print_to_mapfile): New function.
4227 (Output_symtab_xindex::do_print_to_mapfile): New function.
4228 (class Output_section): Declare do_print_to_mapflie. Declare
4229 print_to_mapfile in Input_section.
4230 (class Output_segment): Declare new functions.
4231 * object.h (Sized_relobj::symbol_count): New function.
4232 * script-sections.cc
4233 (Output_section_element_dot_assignment::set_section_addresses):
4234 Change Output_data_fixed_space to Output_data_zero_fill.
4235 (Output_data_expression::do_print_to_mapfile): New function.
4236 * script.cc (read_input_script): Add mapfile parameter. Change
4238 * script.h (read_input_script): Update declaration.
4239 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4240 (Eh_frame::do_print_to_mapfile): New function.
4241 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4242 (Output_merge_string::do_print_to_mapfile): New function.
4243 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4245 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4247 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4249 * Makefile.am (CCFILES): Add mapfile.cc.
4250 (HFILES): Add mapfile.h.
4251 * Makefile.in: Rebuild.
4253 2008-05-19 Ian Lance Taylor <iant@google.com>
4255 * options.h (class General_options): Add -z relro.
4256 * layout.cc (Layout::Layout): Initialize relro_segment_.
4257 (Layout::add_output_section_data): Return the output section.
4258 (Layout::make_output_section): Rcognize relro sections and mark
4260 (Layout::attach_allocated_section_to_segment): Put relro sections
4261 in a PT_GNU_RELRO segment.
4262 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4264 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4266 (Layout::linkonce_mapping): Map d.rel.ro.local to
4268 (Layout::output_section_name): Us .data.rel.ro.local for any
4269 section which begins with that.
4270 * layout.h (class Layout): Update add_output_section_data
4271 declaration. Add relro_segment_ field.
4272 * output.cc (Output_section::Output_section): Initialize is_relro_
4273 and is_relro_local_ fields.
4274 (Output_segment::add_output_section): Group relro sections.
4275 (Output_segment::is_first_section_relro): New function.
4276 (Output_segment::maximum_alignment): If there is a relro section,
4277 align the segment to the common page size.
4278 (Output_segment::set_section_addresses): Track whether we are
4279 looking at relro sections. If the last section is a relro
4280 section, align to the common page size.
4281 (Output_segment::set_section_list_addresses): Add in_relro
4282 parameter. Change all callers. Align to the page size when
4283 moving from relro to non-relro section.
4284 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4286 * output.h (class Output_section): Add is_relro_ and
4287 is_relro_local_ fields.
4288 (Output_section::is_relro): New function.
4289 (Output_section::set_is_relro): New function.
4290 (Output_section::is_relro_local): New function.
4291 (Output_section::set_is_relro_local): New function.
4292 (class Output_segment): Update declarations.
4293 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4294 * sparc.cc (Target_sparc::got_section): Likewise.
4295 * x86_64.cc (Target_x86_64::got_section): Likewise.
4296 * testsuite/relro_test_main.cc: New file.
4297 * testsuite/relro_test.cc: New file.
4298 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4299 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4300 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4301 (relro_test.so, relro_test_pic.o): New targets.
4302 * testsuite/Makefile.in: Rebuild.
4304 2008-05-16 Ian Lance Taylor <iant@google.com>
4306 * output.cc (Output_segment::add_output_section): Remove front
4308 * output.h (class Output_segment): Remove
4309 add_initial_output_section and overloaded add_output_section.
4310 Update declaration of remaining add_output_section.
4311 * layout.cc (Layout::create_interp): Call add_output_section
4312 rather than add_initial_output_section.
4313 (Layout::finish_dynamic_section): Likewise.
4315 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4316 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4317 know the dynamic type.
4318 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4319 field. Initialize it in constructor.
4320 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4321 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4322 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4325 * output.cc (Output_reloc::get_address): Change return type to
4327 * output.h (class Output_reloc): Update get_address declaration.
4328 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4329 for section addresses.
4331 2008-05-09 Ian Lance Taylor <iant@google.com>
4334 * gold.cc (gold_nomem): Use return value of write.
4336 2008-05-08 Ian Lance Taylor <iant@google.com>
4338 * symtab.c (Symbol::init_base_output_data): Add version
4339 parameter. Change all callers.
4340 (Symbol::init_base_output_segment): Likewise.
4341 (Symbol::init_base_constant): Likewise.
4342 (Symbol::init_base_undefined): Likewise.
4343 (Sized_symbol::init_output_data): Likewise.
4344 (Sized_symbol::init_output_segment): Likewise.
4345 (Sized_symbol::init_constant): Likewise.
4346 (Sized_symbol::init_undefined): Likewise.
4347 (Symbol_table::do_define_in_output_data): If the new symbol has a
4348 version, mark it as the default.
4349 (Symbol_table::do_define_in_output_segment): Likewise.
4350 (Symbol_table::do_define_as_constant): Likewise.
4351 * symtab.h (class Symbol): Update declarations.
4352 (class Sized_symbol): Likewise.
4353 * resolve.cc (Symbol::override_version): New function.
4354 (Symbol::override_base): Call override_version.
4355 (Symbol::override_base_with_special): Likewise.
4356 * testsuite/ver_script_8.script: New file.
4357 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4358 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4359 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4360 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4362 2008-05-06 Ian Lance Taylor <iant@google.com>
4365 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4367 (class General_options): Remove existing --undefined, and add
4368 --no-undefined instead. Add new --undefined as synonym for -u.
4369 * archive.cc (Archive::add_symbols): Check whether symbol was
4371 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4372 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4373 all uses. Add IS_UNDEFINED. Update declarations to split
4374 different versions of init_base. Declare init_base_undefined.
4375 (Symbol::is_defined): Handle IS_UNDEFINED.
4376 (Symbol::is_undefined): Likewise.
4377 (Symbol::is_weak_undefined): Call is_undefined.
4378 (Symbol::is_absolute): Handle IS_CONSTANT.
4379 (class Sized_symbol): Update declarations to split different
4380 versions of init. Declare init_undefined.
4381 (class Symbol_table): Declare new functions.
4382 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4384 (Symbol::init_base_output_data): Likewise.
4385 (Symbol::init_base_output_segment): Likewise.
4386 (Symbol::init_base_constant): Likewise.
4387 (Symbol::init_base_undefined): New function.
4388 (Sized_symbol::init_object): Rename from init. Change all
4390 (Sized_symbol::init_output_data): Likewise.
4391 (Sized_symbol::init_output_segment): Likewise.
4392 (Sized_symbol::init_constant): Likewise.
4393 (Sized_symbol::init_undefined): New function.
4394 (Symbol_table::add_undefined_symbols_from_command_line): New
4396 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4398 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4399 (Symbol::output_section): Likewise.
4400 (Symbol::set_output_section): Likewise.
4401 (Symbol_table::sized_finalize_symbol): Likewise.
4402 (Symbol_table::sized_write_globals): Likewise.
4403 * resolve.cc (Symbol_table::should_override): Likewise.
4404 (Symbol::override_base_with_special): Likewise.
4406 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4407 symbol, change it to have default visibility.
4408 * testsuite/protected_1.cc: New file.
4409 * testsuite/protected_2.cc: New file.
4410 * testsuite/protected_3.cc: New file.
4411 * testsuite/protected_main_1.cc: New file.
4412 * testsuite/protected_main_2.cc: New file.
4413 * testsuite/protected_main_3.cc: New file.
4414 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4415 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4416 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4417 (protected_1.so): New target.
4418 (protected_1_pic.o, protected_2_pic.o): New targets.
4419 (protected_3_pic.o): New target.
4420 (check_PROGRAMS): Add protected_2.
4421 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4422 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4423 * testsuite/Makefile.in: Rebuild.
4425 * options.h (DEFINE_var): Add set_user_set_##varname__.
4426 (DEFINE_bool_alias): New macro.
4427 (class General_options): Define -Bstatic using DEFINE_bool_alias
4428 rather than DEFINE_special. Add --undefined as an alias for -z
4430 * options.cc (General_options::parse_Bstatic): Remove.
4432 * options.h (class General_options): Add --fatal-warnings.
4433 * main.cc (main): Implement --fatal-warnings.
4434 * errors.h (Errors::warning_count): New function.
4436 * options.h (class General_options): Add -Bsymbolic-functions.
4437 * symtab.h (Symbol::is_preemptible): Check for
4438 -Bsymbolic-functions.
4440 2008-05-05 Ian Lance Taylor <iant@google.com>
4442 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4443 as noVARNAME rather than no-VARNAME.
4444 (class General_options): Add option -z combreloc.
4445 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4447 (Output_reloc::sort_before) [SHT_REL]: New function.
4448 (Output_reloc::sort_before) [SHT_RELA]: New function.
4449 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4450 Sort_relocs_comparison.
4451 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4452 parameter. Change all callers.
4453 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4454 sort_relocs parameter. Change all callers.
4455 * output.cc (Output_reloc::get_address): New function, broken out
4457 (Output_reloc::write_rel): Call it.
4458 (Output_reloc::compare): New function.
4459 (Output_data_reloc_base::do_write): Optionally sort relocs.
4461 * configure.ac: If targ_extra_obj is set, link it in.
4462 * configure.tgt: Initialize all variables.
4463 (x86_64*): Set targ_extra_obj and targ_extra_size.
4464 * configure: Rebuild.
4466 * object.cc (Sized_relobj::include_section_group): Adjust section
4467 indexes read from group data. Build vector to pass to
4469 * layout.cc (Layout::layout_group): Add flags and shndxes
4470 parameters. Remove contents parameter. Change caller. Update
4471 explicit instantiations.
4472 * layout.h (class Layout): Update layout_group declaration.
4473 * output.cc (Output_data_group::Output_data_group): Add flags and
4474 input_shndxes parameters. Remove contents parameter. Change
4476 (Output_data_group::do_write): Change input_sections_ to
4478 * output.h (class Output_data_group): Update constructor
4479 declaration. Rename input_sections_ to input_shndxes_.
4480 * testsuite/many_sections_test.cc: Add template.
4482 2008-04-30 Cary Coutant <ccoutant@google.com>
4484 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4486 * layout.cc (Layout::include_section): Refactored check for debug
4488 (Layout::add_comdat): Add new parameters. Change type
4489 of signature parameter. Add object and shndx to signatures table.
4490 (Layout::find_kept_object): New function.
4491 * layout.h: Include <cstring>.
4492 (Layout::is_debug_info_section): New function.
4493 (Layout::add_comdat): Add new parameters.
4494 (Layout::find_kept_object): New function.
4495 (Layout::Kept_section): New struct.
4496 (Layout::Signatures): Change type of map range.
4497 * object.cc (Relobj::output_section_address): New function.
4498 (Sized_relobj::include_section_group): Add new parameters. Change
4499 calls to Layout::add_comdat. Change to build table of kept comdat
4500 groups and table mapping discarded sections to kept sections.
4501 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4502 (Sized_relobj::do_layout): Change calls to include_section_group and
4503 include_linkonce_section.
4504 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4505 value to zero when section is discarded.
4506 (Sized_relobj::map_to_kept_section): New function.
4507 * object.h (Relobj::output_section_address): New function.
4508 (Relobj::Comdat_group): New type.
4509 (Relobj::find_comdat_group): New function.
4510 (Relobj::Comdat_group_table): New type.
4511 (Relobj::Kept_comdat_section): New type.
4512 (Relobj::Kept_comdat_section_table): New type.
4513 (Relobj::add_comdat_group): New function.
4514 (Relobj::set_kept_comdat_section): New function.
4515 (Relobj::get_kept_comdat_section): New function.
4516 (Relobj::comdat_groups_): New field.
4517 (Relobj::kept_comdat_sections_): New field.
4518 (Symbol_value::input_value): Update comment.
4519 (Sized_relobj::map_to_kept_section) New function.
4520 (Sized_relobj::include_linkonce_section): Add new parameter.
4521 * target-reloc.h (Comdat_behavior): New type.
4522 (get_comdat_behavior): New function.
4523 (relocate_section): Add code to map a discarded section to the
4524 corresponding kept section when applying a relocation.
4526 2008-04-30 Craig Silverstein <csilvers@google.com>
4528 * dwarf_reader.cc (next_generation_count): New static var.
4529 (Addr2line_cache_entry): New struct.
4530 (addr2line_cache): New static var.
4531 (Dwarf_line_info::one_addr2line): Added caching.
4532 (Dwarf_line_info::clear_addr2line_cache): New function.
4533 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4534 cache-size parameter.
4535 (Dwarf_line_info::one_addr2line_cache): New function.
4536 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4537 new cache-size argument to one_addr2line(), and clear cache.
4539 2008-04-28 Cary Coutant <ccoutant@google.com>
4541 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4542 R_386_PC8 relocations.
4544 2008-04-23 Ian Lance Taylor <iant@google.com>
4546 * object.cc (Sized_relobj::include_section_group): Check for
4547 invalid section group.
4549 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4552 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4553 than read for file header.
4554 * archive.cc (Archive::include_member): Likewise.
4556 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4558 * aclocal.m4: Regenerate.
4559 * configure: Regenerate.
4561 2008-04-19 Ian Lance Taylor <iant@google.com>
4563 * version.cc (version_string): Bump to 1.6.
4565 * testsuite/Makefile.am (many_sections_r_test): New target.
4566 (many_sections_r_test_SOURCES): Remove.
4567 (many_sections_r_test_DEPENDENCIES): Remove.
4568 (many_sections_r_test_LDFLAGS): Remove.
4569 (many_sections_r_test_LDADD): Remove.
4571 * object.cc (Sized_relobj::do_add_symbols): Always pass
4572 local_symbol_count_ to add_from_relobj.
4574 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4575 every thousand variables.
4576 * testsuite/Makefile.in: Rebuild.
4578 * object.cc (Xindex::initialize_symtab_xindex): New function.
4579 (Xindex::read_symtab_xindex): New function.
4580 (Xindex::sym_xindex_to_shndx): New function.
4581 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4583 (Sized_relobj::do_initialize_xindex): New function.
4584 (Sized_relobj::do_read_symbols): Adjust section links.
4585 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4586 parameter. Change all callers.
4587 (Sized_relobj::include_section_group): Adjust section links and
4588 symbol section indexes.
4589 (Sized_relobj::do_layout): Adjust section links.
4590 (Sized_relobj::do_count_local_symbols): Adjust section links and
4591 symbol section indexes.
4592 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4593 ordinary and special symbols.
4594 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4595 dynsym_xindex parameters. Change all callers. Adjust section
4596 links. Use SHN_XINDEX when needed.
4597 (Sized_relobj::get_symbol_location_info): Adjust section links.
4598 Don't get fooled by special symbols.
4599 * object.h (class Xindex): Define.
4600 (class Object): Add xindex_ parameter. Declare virtual functoin
4601 do_initialize_xindex.
4602 (Object::adjust_sym_shndx): New function.
4603 (Object::set_xindex): New protected function.
4604 (class Symbol_value): Add is_ordinary_shndx_ field.
4605 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4606 (Symbol_value::value): Assert ordinary section.
4607 (Symbol_value::initialize_input_to_output_map): Likewise.
4608 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4610 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4612 (class Sized_relobj): Update declarations.
4613 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4614 parameter. Change all callers.
4615 (Sized_relobj::adjust_shndx): New function.
4616 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4618 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4619 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4620 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4621 (Sized_dynobj::read_dynsym_section): Adjust section links.
4622 (Sized_dynobj::read_dynamic): Likewise.
4623 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4625 (Sized_dynobj::do_initialize_xindex): New function.
4626 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4627 do_initialize_xindex.
4628 (Sized_dynobj::adjust_shndx): New function.
4629 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4630 dynsym_xindex_ fields.
4631 (Layout::finalize): Add a call to set_section_indexes before
4632 creating the symtab sections.
4633 (Layout::set_section_indexes): Don't do anything if the section
4634 already has a section index.
4635 (Layout::create_symtab_sections): Add shnum parameter. Change
4636 caller. Create .symtab_shndx section if needed.
4637 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4639 (Layout::allocated_output_section_count): New function.
4640 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4642 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4643 fields. Update declarations.
4644 (Layout::symtab_xindex): New function.
4645 (Layout::dynsym_xindex): New function.
4646 (class Write_symbols_task): Add layout_ field.
4647 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4649 * output.cc (Output_section_headers::Output_section_headers): Add
4650 shstrtab_section parameter. Change all callers.
4651 (Output_section_headers::do_sized_write): Store overflow values
4652 for section count and section string table section index in
4653 section header zero.
4654 (Output_file_header::do_sized_write): Check for overflow of
4655 section count and section string table section index.
4656 (Output_symtab_xindex::do_write): New function.
4657 (Output_symtab_xindex::endian_do_write): New function.
4658 * output.h (class Output_section_headers): Add shstrtab_section_.
4659 Update declarations.
4660 (class Output_symtab_xindex): Define.
4661 (Output_section::has_out_shndx): New function.
4662 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4664 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4666 (Sized_symbol::init): Likewise.
4667 (Symbol::output_section): Check for ordinary symbol.
4668 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4669 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4671 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4672 Change all callers. Simplify handling of symbols from sections
4673 not included in the link.
4674 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4676 (Weak_alias_sorter::operator()): Assert that symbols are
4678 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4680 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4681 parameters. Change all callers.
4682 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4683 symbol distinction. Use SHN_XINDEX when needed.
4684 (Symbol_table::write_section_symbol): Add symtab_xindex
4685 parameter. Change all callers.
4686 (Symbol_table::sized_write_section_symbol): Likewise. Use
4687 SHN_XINDEX when needed.
4688 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4690 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4691 (Symbol::is_defined): Check is_ordinary.
4692 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4693 (Symbol::is_absolute, Symbol::is_common): Likewise.
4694 (class Sized_symbol): Update declarations.
4695 (class Symbol_table): Update declarations.
4696 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4697 parameters. Change all callers.
4698 (Sized_symbol::override): Likewise.
4699 (Symbol_table::override): Likewise.
4700 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4701 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4702 is_ordinary, and orig_st_shndx parameters. Change all callers.
4703 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4704 to be in an ordinary section.
4705 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4706 object and is_ordinary parameters. Change all callers.
4707 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4708 Change all callers. Don't add undefined or non-ordinary symbols
4710 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4712 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4714 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4715 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4716 (Sized_relobj::relocate_sections): Likewise.
4717 * target-reloc.h (scan_relocs): Adjust section symbol index.
4718 (scan_relocatable_relocs): Likewise.
4719 * i386.cc (Scan::local): Check for ordinary symbols.
4720 * sparc.cc (Scan::local): Likewise.
4721 * x86_64.cc (Scan::local): Likewise.
4722 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4723 to symbol_section_and_value.
4724 * testsuite/many_sections_test.cc: New file.
4725 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4726 (check_PROGRAMS): Add many_sections_test.
4727 (many_sections_test_SOURCES): Define.
4728 (many_sections_test_DEPENDENCIES): Define.
4729 (many_sections_test_LDFLAGS): Define.
4730 (BUILT_SOURCES): Add many_sections_define.h.
4731 (many_sections_define.h): New target.
4732 (BUILT_SOURCES): Add many_sections_check.h.
4733 (many_sections_check.h): New target.
4734 (check_PROGRAMS): Add many_sections_r_test.
4735 (many_sections_r_test_SOURCES): Define.
4736 (many_sections_r_test_DEPENDENCIES): Define.
4737 (many_sections_r_test_LDFLAGS): Define.
4738 (many_sections_r_test_LDADD): Define.
4739 (many_sections_r_test.o): New target.
4740 * testsuite/Makefile.in: Rebuild.
4742 2008-04-17 Cary Coutant <ccoutant@google.com>
4744 * errors.cc (Errors::info): New function.
4745 (gold_info): New function.
4746 * errors.h (Errors::info): New function.
4747 * gold.h (gold_info): New function.
4748 * object.cc (Input_objects::add_object): Print trace output.
4749 * options.cc (options::parse_set): New function.
4750 (General_options::parse_wrap): Deleted.
4751 (General_options::General_options): Deleted initializer.
4752 * options.h (options::String_set): New typedef.
4753 (options::parse_set): New function.
4754 (DEFINE_set): New macro.
4755 (General_options::wrap): Changed to use DEFINE_set. Changed
4756 callers of any_wrap_symbols and is_wrap_symbol.
4757 (General_options::trace, General_options::trace_symbol):
4759 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4760 (General_options::wrap_symbols_): Deleted.
4761 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4763 2008-04-17 David S. Miller <davem@davemloft.net>
4765 * options.cc (General_options::parse_V): New function.
4766 * options.h: Add entries for -V and -Qy.
4768 2008-04-17 Ian Lance Taylor <iant@google.com>
4770 * common.cc (Symbol_table::allocate_commons): Remove options
4771 parameter. Change caller.
4772 (Symbol_table::do_allocate_commons): Remove options parameter.
4773 Change caller. Just call do_allocate_commons_list twice.
4774 (Symbol_table::do_allocate_commons_list): New function, broken out
4775 of do_allocate_commons.
4776 * common.h (class Allocate_commons_task): Remove options_ field.
4778 * symtab.cc (Symbol_table::Symbol_table): Initialize
4780 (Symbol_table::add_from_object): Put TLS common symbols on
4782 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4783 which are IN_OUTPUT_DATA.
4784 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4785 allocate_commons and do_allocate_commons declarations. Declare
4786 do_allocate_commons_list.
4787 * gold.cc (queue_middle_tasks): Update creation of
4788 Allocate_commons_task to not pass options.
4789 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4790 (TLS_TEST_C_FLAGS): New variable.
4791 (tls_test_c_pic.o): New target.
4792 (tls_test_shared.so): Link in tls_test_c_pic.o.
4793 (tls_test_c_pic_ie.o): New target.
4794 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4795 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4796 (tls_test_c.o): New target.
4797 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4798 (tls_pic_test_LDADD): Likewise.
4799 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4800 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4801 (tls_test_c_gnu2.o): New target.
4802 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4804 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4805 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4806 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4807 * testsuite/tls_test.cc: Include "config.h".
4808 (t_last): Call t11_last.
4809 * testsuite/tls_test.h (t11, t11_last): Declare.
4810 * testsuite/tls_test_c.c: New file.
4811 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4812 * configure.ac: Check for OpenMP support.
4813 * configure, config.in, Makefile.in: Rebuild.
4814 * testsuite/Makefile.in: Rebuild.
4816 2008-04-16 Cary Coutant <ccoutant@google.com>
4818 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4819 (Target_i386::tls_base_symbol_defined_): New field.
4820 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4821 (Target_i386::Scan::global): Likewise.
4822 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4823 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4824 (Target_x86_64::tls_base_symbol_defined_): New field.
4825 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4826 (Target_x86_64::Scan::global): Likewise.
4828 2008-04-16 Cary Coutant <ccoutant@google.com>
4830 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4831 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4832 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4833 building shared libraries.
4834 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4835 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4836 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4837 * testsuite/Makefile.in: Rebuild.
4838 * testsuite/weak_undef.h: New file.
4839 * testsuite/weak_undef_file1.cc: Add extra test cases.
4840 * testsuite/weak_undef_file2.cc: Likewise.
4841 * testsuite/weak_undef_test.cc: Likewise.
4843 2008-04-16 David S. Miller <davem@davemloft.net>
4845 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4846 Add issued_non_pic_error_ field. Declare check_non_pic.
4847 (Target_sparc::Scan::check_non_pic): New function.
4848 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4849 (Target_sparc::Scan::global): Likewise.
4851 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4852 * configure: Rebuild.
4854 * options.h (DEFINE_enable): New macro.
4855 (new_dtags): New enable option.
4856 (initfirst, interpose, loadfltr, nodefaultlib,
4857 nodelete, nodlopen, nodump): New -z options.
4858 * layout.cc (Layout:finish_dynamic_section): If new
4859 dtags enabled, emit DT_RUNPATH. Also, emit a
4860 DT_FLAGS_1 containing any specified -z flags.
4862 2008-04-16 Ian Lance Taylor <iant@google.com>
4864 * copy-relocs.cc: New file.
4865 * copy-relocs.h: New file.
4866 * reloc.cc: Remove Copy_relocs code.
4867 * reloc.h: Likewise.
4868 * reloc-types.h (struct Reloc_types) [both versions]: Add
4869 get_reloc_addend_noerror.
4870 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4871 variants of add_global which take an addend which must be zero.
4872 * i386.cc: Include "copy-relocs.h".
4873 (class Target_i386): Change type of copy_relocs_ to variable,
4875 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4877 (Target_i386::do_finalize_sections): Change handling of
4879 * sparc.cc: Include "copy-relocs.h".
4880 (class Target_sparc): Change type of copy_relocs_ to variable,
4882 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4884 (Target_sparc::do_finalize_sections): Change handling of
4886 * x86_64.cc: Include "copy-relocs.h".
4887 (class Target_x86_64): Change type of copy_relocs_ to variable,
4889 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4890 class. Change all callers.
4891 (Target_x86_64::do_finalize_sections): Change handling of
4893 * Makefile.am (CCFILES): Add copy-relocs.cc.
4894 (HFILES): Add copy-relocs.h.
4896 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4898 * testsuite/script_test_4.sh: Permit leading zeroes.
4900 2008-04-15 Ian Lance Taylor <iant@google.com>
4902 * script-sections.cc (Script_sections::create_segments): Use
4903 header_size_adjustment even when there is enough room for the
4905 * testsuite/script_test_4.sh: New file.
4906 * testsuite/script_test_4.t: New file.
4907 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4908 (check_DATA): Add script_test_4.stdout.
4909 (MOSTLYCLEANFILES): Likewise.
4910 (script_test_4): New target.
4911 (script_test_4.stdout): New target.
4912 * testsuite/Makefile.in: Rebuild.
4914 * sparc.cc: Add definitions for Output_data_plt_sparc class
4917 2008-04-14 David S. Miller <davem@davemloft.net>
4919 * sparc.cc: New file.
4920 * Makefile.am (TARGETSOURCES): Add sparc.cc
4921 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4922 * configure.tgt: Document targ_extra_size and
4923 targ_extra_big_endian. Add entries for sparc-* and
4925 * configure.ac: Handle targ_extra_size and
4926 targ_extra_big_endian.
4927 * Makefile.in: Rebuild.
4928 * configure: Likewise.
4929 * po/POTFILES.in: Likewise.
4930 * po/gold.pot: Likewise.
4932 2008-04-14 Ian Lance Taylor <iant@google.com>
4934 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4935 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4936 in the name/type/flags to section mapping. Don't call
4937 allocate_output_section.
4938 (Layout::choose_output_section): Change parameter from adjust_name
4939 to is_input_section. Don't permit input sections after sections
4940 are attached to segments. Don't call allocate_output_section.
4941 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4942 not write_enable_output_section.
4943 (Layout::make_output_section): Don't push to
4944 unattached_section_list_ nor call attach_to_segment. Call
4945 attach_section_to_segment if sections are attached.
4946 (Layout::attach_sections_to_segments): New function.
4947 (Layout::attach_section_to_segment): New function.
4948 (Layout::attach_allocated_section_to_segment): Rename from
4949 attach_to_segment. Remove flags parameter.
4950 (Layout::allocate_output_section): Remove function.
4951 (Layout::write_enable_output_section): Remove function.
4952 * layout.h (class Layout): Update for above changes. Add new
4953 field sections_are_attached_.
4954 * output.h (Output_section::update_flags_for_input_section): New
4956 * output.cc (Output_section::add_input_section): Call
4957 update_flags_for_input_section.
4958 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4960 2008-04-11 Cary Coutant <ccoutant@google.com>
4962 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4963 thought unnecessary.
4964 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4966 2008-04-11 Ian Lance Taylor <iant@google.com>
4968 * output.h (class Output_section_data): Remove inline definition
4970 * output.cc (Output_section_data::set_addralign): New function.
4972 2008-04-11 Cary Coutant <ccoutant@google.com>
4974 Add support for TLS descriptors for i386 and x86_64.
4975 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4976 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4977 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4979 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4980 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4981 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4983 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4984 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4985 Fix problem with initial-exec relocations.
4986 (Target_i386::Relocate::relocate_tls): Likewise.
4987 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4989 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4990 support for section-plus-offset dynamic table entries.
4991 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4992 (Output_data_dynamic::Dynamic_entry): Add support for
4993 section-plus-offset dynamic table entries.
4994 (Output_data_dynamic::Classification): Likewise.
4995 (Output_data_dynamic::classification_): Renamed offset_.
4996 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4997 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4998 (Target_x86_64::make_plt_section): New function.
4999 (Target_x86_64::reserve_tlsdesc_entries): New function.
5000 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5001 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5002 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5003 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5004 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5005 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5006 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5007 add extra PLT entry for TLS descriptors.
5008 (Output_data_plt_x86_64::got_): New field.
5009 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5010 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5012 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5014 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5015 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5016 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5017 R_386_TLS_DESC_CALL relocations.
5018 (Target_x86_64::Scan::global): Likewise.
5019 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5020 for TLS descriptors.
5021 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5022 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5023 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5024 GD-to-IE relaxation.
5025 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5026 and TLS_DESCRIPTORS.
5027 * Makefile.in: Rebuild.
5028 * configure: Rebuild.
5029 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5030 (tls_test_shared2.so): New target.
5031 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5032 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5033 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5034 (tls_shared_gd_to_ie_test_LDADD): New variable.
5035 (tls_shared_gnu2_gd_to_ie_test): New target.
5036 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5038 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5039 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5040 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5041 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5042 (tls_shared_gnu2_test): New target.
5043 (tls_test_gnu2_shared.so): New target.
5044 (tls_shared_gnu2_test_SOURCES): New variable.
5045 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5046 (tls_shared_gnu2_test_LDFLAGS): New variable.
5047 (tls_shared_gnu2_test_LDADD): New variable.
5048 * testsuite/Makefile.in: Rebuild.
5049 * testsuite/Makefile.
5051 2008-04-11 Ian Lance Taylor <iant@google.com>
5053 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5055 * testsuite/Makefile.in: Rebuild.
5057 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5059 * testsuite/script_test_2.cc (main): Adjust test.
5061 2008-04-11 David S. Miller <davem@davemloft.net>
5062 Ian Lance Taylor <iant@google.com>
5064 * options.h (General_options): Add entries for '-Y' and
5066 * options.cc (General_options:finalize): If -Y was used, add those
5067 entries to the library path instead of the default "/lib" and
5070 2008-04-11 David S. Miller <davem@davemloft.net>
5072 * testsuite/justsyms.t: Start at 0x100.
5073 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5074 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5076 * testsuite/script_test_2.cc: Adjust string and section length
5079 2008-04-09 Ian Lance Taylor <iant@google.com>
5082 * script-sections.cc (Sections_element::allocate_to_segment): Add
5084 (Output_section_definition::allocate_to_segment): Likewise.
5085 (Orphan_output_section::allocate_to_segment): Likewise.
5086 (Script_sections::attach_sections_using_phdrs_clause): Don't
5087 propagate non-PT_LOAD segments to orphan sections.
5088 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5089 readelf rather than objdump.
5090 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5091 .interp section and PT_INTERP segment are the same size.
5092 * testsuite/Makefile.in: Rebuild.
5094 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5095 aliases for symbols defined in the same object.
5096 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5097 (weak_alias_test_SOURCES): New variable.
5098 (weak_alias_test_DEPENDENCIES): New variable.
5099 (weak_alias_test_LDFLAGS): New variable.
5100 (weak_alias_test_LDADD): New variable.
5101 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5102 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5103 (weak_alias_test_3.o): New target.
5104 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5105 * testsuite/weak_alias_test_main.cc: New file.
5106 * testsuite/weak_alias_test_1.cc: New file.
5107 * testsuite/weak_alias_test_2.cc: New file.
5108 * testsuite/weak_alias_test_3.cc: New file.
5110 2008-04-08 Ian Lance Taylor <iant@google.com>
5112 * options.h (class General_options): Add --noinhibit-exec option.
5113 * main.cc (main): Check --noinhibit-exec.
5115 * options.h (class General_options): Define --wrap as a special
5116 option. Add wrap_symbols_ field.
5117 (General_options::any_wrap_symbols): New function.
5118 (General_options::is_wrap_symbol): New function.
5119 * options.cc (General_options::parse_wrap): New function.
5120 (General_options::General_options): Initialize wrap_symbols_.
5121 * symtab.cc (Symbol_table::wrap_symbol): New function.
5122 (Symbol_table::add_from_object): Handle --wrap.
5123 * symtab.h (class Symbol_table): Declare wrap_symbol.
5124 * target.h (Target::wrap_char): New function.
5125 (Target::Target_info): Add wrap_char field.
5126 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5127 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5128 * testsuite/testfile.cc (Target_test::test_target_info):
5131 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5134 * layout.h (class Layout): Add added_eh_frame_data_ field.
5135 * layout.cc (Layout::Layout): Initialize new field.
5136 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5137 output section until we find a section we merged successfully.
5138 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5139 that the size be non-zero.
5141 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5144 2008-04-08 Craig Silverstein <csilvers@google.com>
5146 * configure.ac: Export new conditional variable HAVE_ZLIB.
5147 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5149 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5150 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5152 2008-04-07 Ian Lance Taylor <iant@google.com>
5154 * version.cc (version_string): Set to "1.5".
5156 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5157 Add issued_non_pic_error_ field. Declare check_non_pic.
5158 (Target_x86_64::Scan::check_non_pic): New function.
5159 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5160 (Target_x86_64::Scan::global): Likewise.
5162 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5163 addend parameter. Change caller. Handle merge sections.
5164 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5165 Address to Addend. Don't add in the result of
5166 local_section_offset, pass down the addend and use the returned
5168 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5169 Update declarations of local_section_offset and symbol_value.
5170 * testsuite/two_file_test_1.cc (t18): New function.
5171 * testsuite/two_file_test_2.cc (f18): New function.
5172 * testsuite/two_file_test_main.cc (main): Call t18.
5173 * testsuite/two_file_test.h (t18, f18): Declare.
5175 * configure.ac: Don't test for objdump, c++filt, or readelf.
5176 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5178 (TEST_READELF): New variable.
5179 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5180 (check_PROGRAMS): Add two_file_strip_test.
5181 (two_file_strip_test): New target.
5182 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5183 (two_file_same_shared_strip_test_SOURCES): New variable.
5184 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5185 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5186 (two_file_same_shared_strip_test_LDADD): New variable.
5187 (two_file_shared_strip.so): New target.
5188 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5189 (ver_test_5.syms, ver_test_7.syms): Likewise.
5190 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5191 (strip_test_3.stdout): Use TEST_OBJDUMP.
5192 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5194 2008-04-04 Cary Coutant <ccoutant@google.com>
5196 * symtab.h (Symbol::is_weak_undefined): New function.
5197 (Symbol::is_strong_undefined): New function.
5198 (Symbol::is_absolute): New function.
5199 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5200 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5202 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5203 (weak_undef_test): New target.
5204 * testsuite/Makefile.in: Rebuild.
5205 * testsuite/weak_undef_file1.cc: New file.
5206 * testsuite/weak_undef_file2.cc: New file.
5207 * testsuite/weak_undef_test.cc: New file.
5209 2008-04-03 Craig Silverstein <csilvers@google.com>
5211 * compressed_output.h (class Output_compressed_section): Use
5213 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5215 (zlib_compressed_suffix): Removed.
5216 (Output_compressed_section::set_final_data_size): Use unsigned
5218 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5219 Fix linker invocation.
5220 (flagstest_o_specialfile_and_compress_debug_sections):
5222 * testsuite/Makefile.in: Regenerated.
5224 2008-04-02 David S. Miller <davem@davemloft.net>
5226 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5227 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5229 2008-04-02 Craig Silverstein <csilvers@google.com>
5233 2008-04-02 Ian Lance Taylor <iant@google.com>
5235 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5236 parameters. Update for new key type to views_. Change all
5238 (File_read::read): Adjust for byteshift in returned view.
5239 (File_read::add_view): New function, broken out of
5241 (File_read::make_view): New function, broken out of
5243 (File_read::find_or_make_view): Add offset and aligned
5244 parameters. Rewrite accordingly. Change all callers.
5245 (File_read::get_view): Add offset and aligned parameters. Adjust
5246 for byteshift in return value.
5247 (File_read::get_lasting_view): Likewise.
5248 * fileread.h (class File_read): Update declarations.
5249 (class File_read::View): Add byteshift_ field. Add byteshift to
5250 constructor. Add byteshift method.
5251 * archive.h (Archive::clear_uncached_views): New function.
5252 (Archive::get_view): Add aligned parameter. Change all callers.
5253 * object.h (Object::get_view): Add aligned parameter. Change all
5255 (Object::get_lasting_view): Likewise.
5257 * fileread.cc (File_read::release): Don't call clear_views if
5258 there are multiple objects.
5259 * fileread.h (File_read::clear_uncached_views): New function.
5260 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5263 2008-03-31 Cary Coutant <ccoutant@google.com>
5265 Add thin archive support.
5266 * archive.cc (Archive::armagt): New const.
5267 (Archive::setup): Remove task parameter and calls to unlock.
5268 (Archive::unlock_nested_archives): New function.
5269 (Archive::read_header): Add nested_off parameter. Change
5271 (Archive::interpret_header): Likewise.
5272 (Archive::include_all_members): Change to handle thin
5274 (Archive::include_member): Likewise.
5275 * archive.h (Archive::Archive): Add new parameters and
5277 (Archive::armagt): New const.
5278 (Archive::setup): Remove task parameter.
5279 (Archive::unlock_nested_archives): New function.
5280 (Archive::read_header): Add nested_off parameter.
5281 (Archive::interpret_header): Likewise.
5282 (Archive::Nested_archive_table): New typedef.
5283 (Archive::is_thin_archive_): New field.
5284 (Archive::nested_archives_): New field.
5285 (Archive::options_): New field.
5286 (Archive::dirpath_): New field.
5287 (Archive::task_): New field.
5288 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5289 for thin archives. Pass additional parameters to
5290 Archive::Archive. Unlock the archive file after calling
5293 2008-03-29 Ian Lance Taylor <iant@google.com>
5295 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5296 version symbol to be local.
5297 * testsuite/ver_test_4.sh: New file.
5298 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5299 (check_DATA): Add ver_test_4.syms.
5300 (ver_test_4.syms): New target.
5301 * testsuite/Makefile.in: Rebuild.
5304 (Output_section::Input_section_sort_entry::has_priority): New
5306 (Output_section::Input_section_sort_entry::match_file_name): New
5308 (Output_section::Input_section_sort_entry::match_section_name):
5310 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5312 (Output_section::Input_section_sort_entry::match_section_file):
5314 (Output_section::Input_section_sort_compare::operator()): Rewrite
5315 using new Input_section_sort_entry functions. Sort crtbegin and
5316 crtend first. Sort sections with no priority before sections with
5318 * testsuite/initpri1.c (d3): Check j != 4.
5319 (cd5): New constructor/destructor function.
5320 (main): Check j != 2.
5322 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5323 new symbol when resolving, don't call set_is_default.
5324 * testsuite/ver_test_7.cc: New file.
5325 * testsuite/ver_test_7.sh: New file.
5326 * testsuite/Makefile.am (ver_test_7.so): New target.
5327 (ver_test_7.o): New target.
5328 (check_SCRIPTS): Add ver_test_7.sh.
5329 (check_DATA): Add ver_test_7.syms.
5330 (ver_test_7.syms): New target.
5332 2008-03-28 Ian Lance Taylor <iant@google.com>
5334 * layout.cc (Layout::layout): If we see an input section with a
5335 name that needs sorting, set the must_sort flag for the output
5337 (Layout::make_output_section): If the name of the output section
5338 indicates that it might require sorting, set the may_sort flag.
5339 * output.h (Output_section::may_sort_attached_input_sections): New
5341 (Output_section::set_may_sort_attached_input_sections): New
5343 (Output_section::must_sort_attached_input_sections): New
5345 (Output_section::set_must_sort_attached_input_sections): New
5347 (class Output_section): Declare Input_section_sort_entry. Define
5348 Input_section_sort_compare. Declare
5349 sort_attached_input_sections. Add new fields:
5350 may_sort_attached_input_sections_,
5351 must_sort_attached_input_sections_,
5352 attached_input_sections_are_sorted_.
5353 * output.cc (Output_section::Output_section): Initialize new
5355 (Output_section::add_input_section): Add an entry to
5356 input_sections_ if may_sort or must_sort are true.
5357 (Output_section::set_final_data_size): Call
5358 sort_attached_input_sections if necessary.
5359 (Output_section::Input_section_sort_entry): Define new class.
5360 (Output_section::Input_section_sort_compare::operator()): New
5362 (Output_section::sort_attached_input_sections): New function.
5363 * configure.ac: Check whether the compiler supports constructor
5364 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5365 * testsuite/initpri1.c: New file.
5366 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5367 CONSTRUCTOR_PRIORITY.
5368 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5369 (initpri1_LDFLAGS): New variable.
5370 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5372 2008-03-27 Ian Lance Taylor <iant@google.com>
5374 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5375 * testsuite/common_test_1.c: New file.
5376 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5377 (common_test_1_SOURCES): New variable.
5378 (common_test_1_DEPENDENCIES): New variable.
5379 (common_test_1_LDFLAGS): New variable.
5381 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5382 and commons_ correctly when NAME/VERSION does not override
5384 * testsuite/ver_test_6.c: New file.
5385 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5386 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5387 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5389 2008-03-26 Ian Lance Taylor <iant@google.com>
5391 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5392 of an undefined symbol from a version script.
5393 * testsuite/Makefile.am (ver_test_5.so): New target.
5394 (ver_test_5.o): New target.
5395 (check_SCRIPTS): Add ver_test_5.sh.
5396 (check_DATA): Add ver_test_5.syms.
5397 (ver_test_5.syms): New target.
5398 * testsuite/ver_test_5.cc: New file.
5399 * testsuite/ver_test_5.script: New file.
5400 * testsuite/ver_test_5.sh: New file.
5401 * Makefile.in, testsuite/Makefile.in: Rebuild.
5404 Fix problems building gold with gcc 4.3.0.
5405 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5406 (gold_error_at_location, gold_warning_at_location): Use it.
5407 * configure.ac: Check whether we can compile and use a template
5408 function with a printf attribute.
5409 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5410 when jumping over bytes.
5411 * object.cc: Instantiate Object::read_section_data.
5412 * debug.h: Include <cstring>
5413 * dwarf_reader.cc: Include <algorithm>
5414 * main.cc: Include <cstring>.
5415 * options.cc: Include <cstring>.
5416 * output.cc: Include <cstring>.
5417 * script.cc: Include <cstring>.
5418 * script.h: Include <string>.
5419 * symtab.cc: Include <cstring> and <algorithm>.
5420 * target-select.cc: Include <cstring>.
5421 * version.cc: Include <string>.
5422 * testsuite/testmain.cc: Include <cstdlib>.
5423 * configure, config.in: Rebuild.
5425 2008-03-25 Ian Lance Taylor <iant@google.com>
5427 * options.cc: Include "../bfd/bfdver.h".
5428 (options::help): Print bug reporting address.
5430 * version.cc (print_version): Adjust output for current value of
5435 * options.cc (options::help): Print list of supported targets.
5436 * target-select.h: Include <vector>.
5437 (class Target_selector): Make machine_, size_, and is_big_endian_
5438 fields const. Add bfd_name_ and instantiated_target_ fields.
5439 (Target_selector::Target_selector): Add bfd_name parameter.
5440 (Target_selector::recognize): Make non-virtual, call
5442 (Target_selector::recognize_by_name): Make non-virtual, call
5443 do_recognize_by_name.
5444 (Target_selector::supported_names): New function.
5445 (Target_selector::bfd_name): New function.
5446 (Target_selector::do_instantiate_target): New pure virtual
5448 (Target_selector::do_recognize): New virtual function.
5449 (Target_selector::do_recognize_by_name): New virtual function.
5450 (Target_selector::instantiate_target): New private function.
5451 (supported_target_names): Declare.
5452 * target-select.cc (Target_selector::Target_selector): Update for
5453 new parameter and fields.
5454 (select_target_by_name): Check that the name matches before
5455 calling recognize_by_name.
5456 (supported_target_names): New function.
5457 * i386.cc (class Target_selector_i386): Update Target_selector
5458 constructor call. Remove recognize and recognize_by_name. Add
5459 do_instantiate_target.
5460 * x86_64.cc (class Target_selector_x86_64): Likewise.
5461 * testsuite/testfile.cc (class Target_selector_test): Update for
5462 changes to Target_selector.
5464 * README: Rewrite, with some notes on unsupported features.
5466 2008-03-24 Cary Coutant <ccoutant@google.com>
5468 * i386.cc (Target_i386::Got_type): New enum declaration.
5469 (Target_i386::Scan::local): Updated callers of Output_data_got
5471 (Target_i386::Scan::global): Likewise.
5472 (Target_i386::Relocate::relocate): Likewise.
5473 (Target_i386::Relocate::relocate_tls): Likewise.
5474 * object.h (Got_offset_list): New class.
5475 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5476 (Sized_relobj::local_got_offset): Likewise.
5477 (Sized_relobj::set_local_got_offset): Likewise.
5478 (Sized_relobj::local_has_tls_got_offset): Removed.
5479 (Sized_relobj::local_tls_got_offset): Removed.
5480 (Sized_relobj::set_local_tls_got_offset): Removed.
5481 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5482 * output.cc (Output_data_got::add_global): Added got_type parameter.
5483 (Output_data_got::add_global_with_rel): Likewise.
5484 (Output_data_got::add_global_with_rela): Likewise.
5485 (Output_data_got::add_global_pair_with_rel): New function.
5486 (Output_data_got::add_global_pair_with_rela): New function.
5487 (Output_data_got::add_local): Added got_type parameter.
5488 (Output_data_got::add_local_with_rel): Likewise.
5489 (Output_data_got::add_local_with_rela): Likewise.
5490 (Output_data_got::add_local_pair_with_rel): New function.
5491 (Output_data_got::add_local_pair_with_rela): New function.
5492 (Output_data_got::add_global_tls): Removed.
5493 (Output_data_got::add_global_tls_with_rel): Removed.
5494 (Output_data_got::add_global_tls_with_rela): Removed.
5495 (Output_data_got::add_local_tls): Removed.
5496 (Output_data_got::add_local_tls_with_rel): Removed.
5497 (Output_data_got::add_local_tls_with_rela): Removed.
5498 * output.h (Output_data_got::add_global): Added got_type parameter.
5499 (Output_data_got::add_global_with_rel): Likewise.
5500 (Output_data_got::add_global_with_rela): Likewise.
5501 (Output_data_got::add_global_pair_with_rel): New function.
5502 (Output_data_got::add_global_pair_with_rela): New function.
5503 (Output_data_got::add_local): Added got_type parameter.
5504 (Output_data_got::add_local_with_rel): Likewise.
5505 (Output_data_got::add_local_with_rela): Likewise.
5506 (Output_data_got::add_local_pair_with_rel): New function.
5507 (Output_data_got::add_local_pair_with_rela): New function.
5508 (Output_data_got::add_global_tls): Removed.
5509 (Output_data_got::add_global_tls_with_rel): Removed.
5510 (Output_data_got::add_global_tls_with_rela): Removed.
5511 (Output_data_got::add_local_tls): Removed.
5512 (Output_data_got::add_local_tls_with_rel): Removed.
5513 (Output_data_got::add_local_tls_with_rela): Removed.
5514 * resolve.cc (Symbol::override_base_with_special): Removed
5515 reference to has_got_offset_ field.
5516 * symtab.cc (Symbol::init_fields): Replaced initialization
5517 of got_offset_ with got_offsets_. Removed initialization
5519 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5520 (Symbol::got_offset): Likewise.
5521 (Symbol::set_got_offset): Likewise.
5522 (Symbol::has_tls_got_offset): Removed.
5523 (Symbol::tls_got_offset): Removed.
5524 (Symbol::set_tls_got_offset): Removed.
5525 (Symbol::got_offset_): Removed.
5526 (Symbol::tls_mod_got_offset_): Removed.
5527 (Symbol::tls_pair_got_offset_): Removed.
5528 (Symbol::got_offsets_): New field.
5529 (Symbol::has_got_offset): Removed.
5530 (Symbol::has_tls_mod_got_offset): Removed.
5531 (Symbol::has_tls_pair_got_offset): Removed.
5532 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5533 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5535 (Target_x86_64::Scan::global): Likewise.
5536 (Target_x86_64::Relocate::relocate): Likewise.
5537 (Target_x86_64::Relocate::relocate_tls): Likewise.
5539 2008-03-25 Ben Elliston <bje@au.ibm.com>
5541 * yyscript.y: Fix spelling error in comment.
5543 2008-03-24 Ian Lance Taylor <iant@google.com>
5545 * options.h (class General_options): Define build_id option.
5546 * layout.h (class Layout): Declare write_build_id, create_note,
5547 create_build_id. Add build_id_note_ member.
5548 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5549 "libiberty.h", "md5.h", "sha1.h".
5550 (Layout::Layout): Initialize eh_frame_data_,
5551 eh_frame_hdr_section_, and build_id_note_.
5552 (Layout::finalize): Call create_build_id.
5553 (Layout::create_note): New function, broken out of
5554 Layout::create_gold_note.
5555 (Layout::create_gold_note): Call create_note.
5556 (Layout::create_build_id): New function.
5557 (Layout::write_build_id): New function.
5558 (Close_task_runner::run): Call write_build_id.
5560 * x86_64.cc: Correct license to GPLv3.
5562 2008-03-23 Ian Lance Taylor <iant@google.com>
5564 * options.cc: Include "demangle.h".
5565 (parse_optional_string): New function.
5566 (parse_long_option): Handle takes_optional_argument.
5567 (parse_short_option): Update dash_z initializer. Handle
5568 takes_optional_argument.
5569 (General_options::General_options): Initialize do_demangle_.
5570 (General_options::finalize): Set do_demangle_. Handle demangling
5572 * options.h (parse_optional_string): Declare.
5573 (struct One_option): Add optional_arg field. Update constructor.
5574 Update call constructor calls. Add takes_optional_argument
5576 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5577 (DEFINE_optional_string): Define.
5578 (General_options::demangle): Change from DEFINE_bool to
5579 DEFINE_optional_string.
5580 (General_options::no_demangle): New function.
5581 (General_options::do_demangle): New function.
5582 (General_options::set_do_demangle): New function.
5583 (General_options::execstack_status_): Move definition to end of
5585 (General_options::static_): Likewise.
5586 (General_options::do_demangle_): New field.
5587 * object.cc (big_endian>::get_symbol_location_info): Call
5588 Options::do_demangle, not Options::demangle.
5589 * symtab.cc (demangle): Likewise.
5591 2008-03-22 Ian Lance Taylor <iant@google.com>
5593 * gold.h: Include <cstddef> and <sys/types.h>
5594 * options.h: Include <cstring>.
5596 2008-03-21 Ian Lance Taylor <iant@google.com>
5598 * Added source code to GNU binutils.