1 2009-12-05 Doug Kwan <dougkwan@google.com>
3 * arm.cc: Update comments about interworking and stub generation.
4 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6 (Arm_relocate_functions::base_abs): Fix formatting.
7 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8 of function to use GOT entry address instead of offset.
9 (Target_arm::Scan::global): Issue an error if a symbol would need a
10 PLT does not get one because it is untyped. Remove code to create
11 dynamic symbols for relative branches.
12 (Target_arm::Relocate::relocate: Use 0 instead of false since function
13 takes unsigned integer instead of boolean.
15 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
17 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
18 (two_file_test_LDADD): Likewise.
19 (common_test_1_LDADD): Likewise.
20 (exception_test_LDADD) Likewise.
21 (weak_test_LDADD): Likewise.
22 (many_sections_test_LDADD): Likewise.
23 (initpri1_LDADD): Likewise.
24 (script_test_1_LDADD): Likewise.
25 (script_test_2_LDADD): Likewise.
26 (justsyms_LDADD): Likewise.
27 (binary_test_LDADD): Likewise.
28 (large_LDADD): Likewise.
29 * testsuite/Makefile.in: Regenerated.
31 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
33 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
34 (Symbol_table::override_with_special): Likewise.
35 (Symbol_table::add_from_object): Likewise.
37 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
39 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
40 Don't set the data_offset twice.
42 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
44 * testsuite/Makefile.in: Regenerate.
46 2009-12-03 Doug Kwan <dougkwan@google.com>
48 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
49 (Target_arm::do_finalize_sections): Add parameter for symbol table
50 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
51 * i386.cc (Target_i386::do_finalize_sections): Add an additional
52 parameter for symbol table pointer.
53 * layout.cc (Layout::finalize): Call Target::finalize_sections with
54 an additional parameter for a pointer to symbol table.
55 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
56 parameter for a symbol table pointer.
57 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
58 * target.h (Target::finalize_sections, Target::do_finalize_sections):
60 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
61 parameter for a symbol table pointer.
63 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
65 * incremental.cc (Incremental_inputs_header)
66 (Incremental_inputs_header_write, Incremental_inputs_entry)
67 (Incremental_inputs_entry_write): Move ...
68 * incremental.h (Incremental_inputs_header)
69 (Incremental_inputs_header_write, Incremental_inputs_entry)
70 (Incremental_inputs_entry_write): here.
72 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
74 * incremental.cc (make_sized_incremental_binary): Set the target.
75 Error if it is incompatible.
76 * output.h (Output_file): Add filename method.
78 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
80 * incremental.cc (Incremental_inputs_entry): Remove unused argument
81 from the get_* methods.
83 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
85 * incremental-dump.cc (main): Check that the offeset of a script is 0.
86 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
87 Write 0 for the data_offset of scripts.
89 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
91 * testsuite/Makefile.am: Add the incremental_test.sh test.
92 * testsuite/incremental_test.sh: New.
93 * testsuite/incremental_test_1.c: New.
94 * testsuite/incremental_test_2.c: New.
96 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
98 * incremental-dump.cc (main): Fix typos.
100 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
103 * incremental-dump.cc (main): Use llu to print 64 bit values.
105 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
106 H.J. Lu <hongjiu.lu@intel.com>
108 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
110 (incremental_dump_LDADD): Likewise.
111 * Makefile.in: Regenerated.
113 2009-11-25 Doug Kwan <dougkwan@google.com>
117 2009-11-25 Doug Kwan <dougkwan@google.com>
119 * arm.cc (Target_arm::Target_arm): Move method definition
120 outside of class definition. Add code to handle
121 --target1-rel, --target1-abs and --target2= options.
122 (Target_arm::get_reloc_reloc_type): Change method to be
123 non-static and const.
124 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
125 New data member declaration.
126 (Target_arm::Scan::local, Target_arm::Scan::global,
127 Target_arm::Relocate::relocate,
128 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
129 Adjust call to Target_arm::get_real_reloc_type.
130 (Target_arm::get_real_reloc_type): Use command line options
131 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
132 * options.h (--target1-rel, --target1-abs, --target2): New
135 2009-11-25 Doug Kwan <dougkwan@google.com>
137 * arm.cc (Target_arm::Target_arm): Move method definition outside of
138 class definition. Add code to handle --target1-rel, --target1-abs
139 and --target2= options.
140 (Target_arm::get_reloc_reloc_type): Change method to be non-static
142 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
144 (Target_arm::Scan::local, Target_arm::Scan::global,
145 Target_arm::Relocate::relocate,
146 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
147 call to Target_arm::get_real_reloc_type.
148 (Target_arm::get_real_reloc_type): Use command line options to
149 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
150 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
153 2009-11-25 Doug Kwan <dougkwan@google.com>
155 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
156 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
157 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
159 (Arm_relocate_functions::thm_call): Replace body with a call to
160 Arm_relocate_functions::thumb_branch_common.
161 (Arm_relocate_functions::thm_jump24,
162 Arm_relocate_functions::thm_xpc22): New method definitions.
163 (Arm_relocate_functions::thumb_branch_common): New method definition.
164 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
166 (Target_arm::Relocate::relocate): Adjust call to thm_call.
167 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
169 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
171 * Makefile.am: Build incremental-dump
172 * Makefile.in: Regenerate.
173 * incremental-dump.cc: New.
174 * incremental.cc (Incremental_inputs_header_data,
175 Incremental_inputs_entry_data): Move to incremental.h
176 * incremental.h: (Incremental_inputs_header_data,
177 Incremental_inputs_entry_data): Move from incremental.cc
179 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
181 * incremental.cc (Incremental_inputs_header,
182 Incremental_inputs_header_write, Incremental_inputs_entry,
183 Incremental_inputs_entry_write): Add a typedef with the data type.
185 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
187 * incremental.cc (Incremental_inputs_header,
188 Incremental_inputs_header_write, Incremental_inputs_entry,
189 Incremental_inputs_entry_write): Update comment about which
190 type has the filed descriptions.
192 2009-11-15 Doug Kwan <dougkwan@google.com>
194 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
195 (Arm_relocate_functions::arm_branch_common): Change method defintion
196 in class definition to a method declaration and update list of formal
198 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
199 Arm_relocation_functions::jump24): Adjust call to
200 Arm_relocate_functions::arm_branch_common. Update list of formal
202 (Arm_relocate_functions::xpc25): New method definition.
203 (Arm_relocate_functions::arm_branch_common): Move method defintion
204 out from class definition. Use stubs for mode-switching and extending
206 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
207 specially. Change code to enable use of stubs in ARM branches.
209 2009-11-10 Doug Kwan <dougkwan@google.com>
211 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
212 in method declaration.
213 (Target_arm::relocate_stub): New method declaration.
214 (Target_arm::default_target): Change to return a pointer instead of
216 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
217 Target_arm::default_target.
218 (Arm_Relobj::do_relocate_sections): Remove options paramater in
220 (Target_arm::relocate_section): Adjust view.
221 (Target_arm::relocate_stub): New method definition.
223 2009-11-10 Doug Kwan <dougkwan@google.com>
225 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
227 * incremental.cc (open_incremental_binary): Initialized local
228 variables to avoid warnings.
229 * object.cc (make_elf_object): Ditto.
230 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
233 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
236 * testsuite/plugin_test.c: Include "config.h".
238 2009-11-09 Doug Kwan <dougkwan@google.com>
240 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
241 (arm_symbol_value): Remove.
242 (Arm_relocate_functions::arm_branch_common,
243 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
244 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
245 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
246 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
247 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
248 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
249 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
250 Arm_relocate_functions::thm_mobw_abs_nc,
251 Arm_relocate_functions::thm_mov_abs,
252 Arm_relocate_functions::movw_prel_nc,
253 Arm_relocate_functions::thm_movt_abs,
254 Arm_relocate_functions::movt_prel,
255 Arm_relocate_functions::thm_movw_prel_nc,
256 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
257 (Target_arm::Relocate::relocate): Only decompose address into two
258 parts if relocation type uses the thumb-bit and pass the actual
259 bit instead of a flag indicating that the thumb-bit is used. Adjust
260 calls to methods in Arm_relocate_functions for this change.
262 2009-11-08 Ian Lance Taylor <ian@airs.com>
265 * reloc.cc: Instantiate
266 Sized_relobj::initialize_input_to_output_maps and
267 Sized_relobj:free_input_to_output_maps.
269 2009-11-06 Ian Lance Taylor <iant@google.com>
272 * defstd.cc (in_segment): Set only_if_ref true for "end".
274 2009-11-06 Doug Kwan <dougkwan@google.com>
276 * arm.cc (class Reloc_stub): Correct a comment.
277 (Target_arm::Target_arm): Initialize arm_input_section_map_.
278 (Target_arm::scan_section_for_stubs): New method declaration.
279 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
280 Change methods from private to protected.
281 (Target_arm::do_may_relax): New method definition.
282 (Target_arm::do_relax, Target_arm::group_sections,
283 Target_arm::scan_reloc_for_stub,
284 Target_arm::scan_reloc_section_for_stubs): New method declarations.
285 (Target_arm::arm_input_section_map_): New data member declaration.
286 (Target_arm::scan_reloc_for_stub,
287 Target_arm::scan_reloc_section_for_stubs,
288 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
289 Target_arm::do_relax): New method definitions.
291 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
293 * configure.ac: Check for (struct stat)::st_mtim
294 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
295 * config.in: Regenerate.
296 * configure: Regenerate.
298 2009-11-05 Ian Lance Taylor <iant@google.com>
301 * output.cc (Output_segment::add_output_section): Add missing
304 2009-11-04 Ian Lance Taylor <iant@google.com>
307 * object.h (class Object): Add is_needed and set_is_needed
308 methods. Add is_needed_ field. Make bool fields into bitfields.
309 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
310 defined in a dynamic object and referenced by a regular object,
311 set is_needed for the dynamic object.
312 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
313 if the file is marked with as_needed and it is not needed.
315 2009-11-04 Ian Lance Taylor <iant@google.com>
318 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
319 tags if data is discarded by linker script.
320 * i386.cc (Target_i386::do_finalize_sections): Likewise.
321 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
322 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
323 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
325 2009-11-04 Ian Lance Taylor <iant@google.com>
327 * layout.cc (Layout::get_output_section): Add is_interp and
328 is_dynamic_linker_section parameters. Change all callers.
329 (Layout::choose_output_section): Likewise.
330 (Layout::make_output_section): Likewise.
331 (Layout::add_output_section_data): Add is_dynamic_linker_section
332 parameter. Change all callers.
333 * layout.h (class Layout): Update declarations.
334 * output.h (class Output_section): Add is_interp, set_is_interp,
335 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
336 Add is_interp_, is_dynamic_linker_section_ fields. Change
337 generate_code_fills_at_write_ to a bitfield.
338 * output.cc (Output_section::Output_sections): Initialize new
340 (Output_segment::add_output_section): Add do_sort parameter.
343 2009-11-03 Ian Lance Taylor <iant@google.com>
346 * options.h (class General_options): Add --warn-common.
347 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
348 merging two common symbols.
349 (Symbol_table::should_override): Handle --warn-common when merging
350 a common symbol with a defined symbol. Use report_resolve_problem
351 for multiple definitions.
352 (Symbol_table::report_resolve_problem): New function.
353 * symtab.h (class Symbol_table): Declare report_resolve_problem.
355 2009-11-03 Doug Kwan <dougkwan@google.com>
357 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
359 (Target_arm::stub_factory): New method definition.
360 (Target_arm::new_arm_input_section,
361 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
362 Target_arm::reloc_uses_thumb_bit): New method declarations.
363 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
364 New type definitions.
365 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
367 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
368 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
369 New method definitions.
371 2009-11-03 Ian Lance Taylor <iant@google.com>
373 * options.h (class General_options): Add --warn_constructors.
375 2009-11-03 Ian Lance Taylor <iant@google.com>
378 * defstd.cc (in_section): Add entries for __rel_iplt_start,
379 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
381 2009-11-03 Ian Lance Taylor <iant@google.com>
384 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
385 --msgid-bugs-address.
386 (install-pdf): New target.
387 (install-data_yes): Look up one directory to find mkinstalldirs.
389 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
391 * po/Make-in (.po.gmo): Don't generate .gmo files in source
394 2009-10-30 Doug Kwan <dougkwan@google.com>
396 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
398 2009-10-30 Doug Kwan <dougkwan@google.com>
400 * arm.cc (Stub_addend_reader): New struct template definition
401 and partial specializations.
402 (Stub_addend_reader::operator()): New method definition for a
403 partially specialized template.
405 2009-10-30 Doug Kwan <dougkwan@google.com>
407 * arm.cc (Arm_relobj::processor_specific_flags): New method
409 (Arm_relobj::do_read_symbols): New method declaration.
410 (Arm_relobj::processor_specific_flags_): New data member declaration.
411 (Arm_dynobj): New class definition.
412 (Target_arm::do_finalize_sections): Add input_objects parameter.
413 (Target_arm::do_adjust_elf_header): New method declaration.
414 (Target_arm::are_eabi_versions_compatible,
415 (Target_arm::merge_processor_specific_flags): New method declaration.
416 (Target_arm::do_make_elf_object): New overloaded method definitions
418 (Arm_relobj::do_read_symbols): New method definition.
419 (Arm_dynobj::do_read_symbols): Ditto.
420 (Target_arm::do_finalize_sections): Add input_objects parameters.
421 Merge processor-specific flags from all input objects.
422 (Target_arm::are_eabi_versions_compatible,
423 Target_arm::merge_processor_specific_flags,
424 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
425 New method definitions.
426 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
427 Input_objects pointer type parameter.
428 * layout.cc (Layout::finalize): Pass input objects to target's.
429 finalize_sections function.
430 * output.cc (Output_file_header::do_sized_write): Set ELF file
431 header's processor-specific flags.
432 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
433 Input_objects pointer type parameter.
434 * sparc.cc (Target_sparc::do_finalize_sections): Same.
435 * target.h (Input_objects): New forward class declaration.
436 (Target::processor_specific_flags,
437 Target::are_processor_specific_flags_sect): New method definitions.
438 (Target::finalize_sections): Add input_objects parameter.
439 (Target::Target): Initialize processor_specific_flags_ and
440 are_processor_specific_flags_set_.
441 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
443 (Target::set_processor_specific_flags): New method definition.
444 (Target::processor_specific_flags_,
445 Target::are_processor_specific_flags_set_): New data member
447 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
448 Input_objects pointer type parameter.
450 2009-10-30 Doug Kwan <dougkwan@google.com>
452 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
454 2009-10-28 Ian Lance Taylor <iant@google.com>
456 * object.h (class Relobj): Drop options parameter from
457 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
458 do_scan_relocs, do_relocate. Change all callers.
459 (class Sized_relobj): Drop options parameters from
460 do_gc_process_relocs, do_scan_relocs, do_relocate,
461 do_relocate_sections, relocate_sections, emit_relocs_scan,
462 emit_relocs_scan_reltype. Change all callers.
463 (struct Relocate_info): Remove options field and all references to
465 * reloc.h (class Read_relocs): Remove options constructor
466 parameter and options_ field. Change all callers.
467 (class Gc_process_relocs, class Scan_relocs): Likewise.
468 (class Relocate_task): Likewise.
469 * target-reloc.h (scan_relocs): Remove options parameter. Change
471 (scan_relocatable_relocs): Likewise.
472 * target.h (class Sized_target): Remove options parameter from
473 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
475 * gc.h (gc_process_relocs): Remove options parameter. Change all
477 * arm.cc: Update functions to remove options parameters.
479 * powerpc.cc: Likewise.
480 * sparc.cc: Likewise.
481 * x86_64.cc: Likewise.
482 * testsuite/testfile.cc: Likewise.
484 2009-10-28 Doug Kwan <dougkwan@google.com>
486 * arm.cc (Arm_relobj): New class definition.
487 (Arm_relobj::scan_sections_for_stubs,
488 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
489 New method definitions.
491 2009-10-28 Cary Coutant <ccoutant@google.com>
493 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
494 (Plugin::cleanup_done_): New member.
495 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
496 (Plugin_manager::cleanup_done_): Remove.
497 (Plugin_manager::add_input_file): Edit error message.
498 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
499 (Plugin_manager::cleanup): Remove use of cleanup_done_.
501 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
503 * fileread.cc: (File_read::View::~View): Use the new
504 data_ownership_ filed.
505 (File_read::~File_read): Dispose the new whole_file_view_.
506 (File_read::open): Mmap the whole file if needed.
507 (File_read::open): Use whole_file_view_ instead of contents_.
508 (File_read::find_view): Use whole_file_view_ if applicable.
509 (File_read::do_read): Use whole_file_view_ instead of contents_.
510 (File_read::make_view): Use whole_file_view_ instead of contents_,
511 update File_read::View::View call.
512 (File_read::find_or_make_view): Update File_read::View::View
514 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
516 (File_read::View::Data_ownership): New enum.
517 (File_read::View::View): Replace bool mapped_ with Data_ownership
519 (File_read::View::mapped_): Remove (replaced by data_ownership_).
520 (File_read::View::data_ownership_): New field.
521 (File_read::contents_): Remove (replaced by whole_file_view_).
522 (File_read::whole_file_view_): New field.
523 * options.h (class General_options): Add --keep-files-mapped.
525 2009-10-27 Cary Coutant <ccoutant@google.com>
527 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
528 * testsuite/Makefile.am (plugin_test_5): New test case.
529 * testsuite/Makefile.in: Regenerate.
531 2009-10-25 Doug Kwan <dougkwan@google.com>
533 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
534 from private to protected to allow access by child class.
535 (Sized_relobj::do_relocate_sections): New method declaration.
536 (Sized_relobj::relocate_sections): Virtualize.
537 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
538 Sized_relobj::relocate_sections. Instantiate template explicitly
539 for different target sizes and endianity.
541 2009-10-24 Doug Kwan <dougkwan@google.com>
543 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
544 (Arm_input_section::as_arm_input_section): New method.
545 (Arm_output_section): New class definition.
546 (Arm_output_section::create_stub_group,
547 Arm_output_section::group_sections): New method definitions.
549 2009-10-22 Doug Kwan <dougkwan@google.com>
551 * arm.cc (Arm_input_section): New class definition.
552 (Arm_input_section::init, Arm_input_section:do_write,
553 Arm_input_section::set_final_data_size,
554 Arm_input_section::do_reset_address_and_file_offset): New method
557 2009-10-21 Doug Kwan <dougkwan@google.com>
559 * arm.cc (Stub_table, Arm_input_section): New forward class
561 (Stub_table): New class defintion.
562 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
563 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
564 New method definition.
566 2009-10-21 Doug Kwan <dougkwan@google.com>
568 * arm.cc: Update copyright comments.
569 (Target_arm): New forward class template declaration.
570 (Arm_address): New type.
571 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
572 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
573 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
575 (Insn_template): Same.
576 (DEF_STUBS): New macro.
577 (Stub_type): New enum type.
578 (Stub_template): New class definition.
581 (Stub_factory): Same.
582 (Target_arm::Target_arm): Initialize may_use_blx_ and
583 should_force_pic_veneer_.
584 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
585 Target_arm::should_force_pic_veneer,
586 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
587 Target_arm::using_thumb_only, Target_arm:;default_target): New
589 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
590 New data member declarations.
591 (Insn_template::size, Insn_template::alignment): New method defintions.
592 (Stub_template::Stub_template): New method definition.
593 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
594 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
595 (Stub_factory::Stub_factory): New method definition.
596 * gold.h (string_hash): New template.
597 * output.h (Input_section_specifier::hash_value): Use
599 (Input_section_specifier::string_hash): Remove.
600 * stringpool.cc (Stringpool_template::string_hash): Use
603 2009-10-20 Doug Kwan <dougkwan@google.com>
605 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
606 symbols of relaxed input sections.
607 * output.h (Output_section::find_relaxed_input_section): Make
610 2009-10-16 Doug Kwan <dougkwan@google.com>
612 * dynobj.cc (Versions::Versions): Initialize version_script_.
613 Only insert base version symbol definition for a shared object
614 if version script defines any version versions.
615 (Versions::define_base_version): New method definition.
616 (Versions::add_def): Check that base version is not needed.
617 (Versions::add_need): Define base version lazily.
618 * dynobj.h (Versions::define_base_version): New method declaration.
619 (Versions::needs_base_version_): New data member declaration.
620 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
621 (check_DATA): Add no_version_test.stdout.
622 (libno_version_test.so, no_version_test.o no_version_test.stdout):
624 * testsuite/Makefile.in: Regenerate.
625 * testsuite/no_version_test.c: New file.
626 * testsuite/no_version_test.sh: Ditto.
628 2009-10-16 Doug Kwan <dougkwan@google.com>
630 * expression.cc (class Segment_start_expression): New class definition.
631 (Segment_start_expression::value): New method definition.
632 (script_exp_function_segment_start): Return a new
633 Segment_start_expression.
634 * gold/script-c.h (script_saw_segment_start_expression): New function
636 * script-sections.cc (Script_sections::Script_sections): Initialize
637 SAW_SEGMENT_START_EXPRESSION_ to false.
638 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
639 and -Tbbs options to specify section addresses if given in
640 command line and no SEGMENT_START expression is seen in a script.
641 * script-sections.h (Script_sections::saw_segment_start_expression,
642 Script_sections::set_saw_segment_start_expression): New method
644 (Script_sections::saw_segment_start_expression_): New data member
646 * script.cc (script_saw_segment_start_expression): New function.
647 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
648 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
649 script_test_7.sh and script_test_8.sh.
650 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
651 script_test_8.stdout.
652 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
653 (script_test_6, script_test_6.stdout, script_test_7,
654 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
655 * Makefile.in: Regenerate.
656 * testsuite/script_test_6.sh: New file.
657 * testsuite/script_test_6.t: Same.
658 * testsuite/script_test_7.sh: Same.
659 * testsuite/script_test_7.t: Same.
660 * testsuite/script_test_8.sh: Same.
662 2009-10-16 Doug Kwan <dougkwan@google.com>
664 * output.cc (Output_segment::set_section_list_address): Cast
665 expressions to unsigned long long type to avoid format warnings.
667 2009-10-15 Ian Lance Taylor <iant@google.com>
669 * script.cc (Script_options::add_symbol_assignment): Always add a
670 dot assignment to script_sections_.
671 * script-sections.cc (Script_sections::add_dot_assignment):
672 Initialize if necessary.
674 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
675 program headers with no load segment if there is a linker script.
677 * layout.cc (Layout::set_segment_offsets): Align the file offset
678 to the segment aligment for -N or -n with no load segment.
679 * output.cc (Output_segment::add_output_section): Don't crash if
680 the first section is a TLS section.
681 (Output_segment::set_section_list_addresses): Print an error
682 message if the address moves backward in a linker script.
684 (Output_section_element_input::set_section_addresses): Don't
685 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
686 (Orphan_output_section::set_section_addresses): Likewise.
688 2009-10-15 Doug Kwan <dougkwan@google.com>
690 * layout.cc (Layout::finish_dynamic_section): Generate tags
691 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
692 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
693 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
695 2009-10-14 Ian Lance Taylor <iant@google.com>
697 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
699 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
700 data_shdr fields of relinfo.
701 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
702 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
703 R_386_TLS_LDO_32, adjust based on section flags.
704 (Target_i386::Relocate::fix_up_ldo): Remove.
706 2009-10-13 Ian Lance Taylor <iant@google.com>
708 Add support for -pie.
709 * options.h (class General_options): Add -pie and
711 (General_options::output_is_position_independent): Test -pie.
712 (General_options::output_is_executable): Return true if not shared
714 (General_options::output_is_pie): Remove.
715 * options.cc (General_options::finalize): Reject incompatible uses
717 * gold.cc (queue_middle_tasks): A -pie link is not static.
718 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
719 * symtab.cc (Symbol::final_value_is_known): Return false if
720 output_is_position_independent.
721 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
722 output_is_position_independent.
723 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
724 output_is_position_independent.
725 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
726 output_is_position_independent.
727 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
729 (basic_pie_test.o, basic_pie_test): New targets.
730 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
731 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
732 (two_file_pie_test): New target.
733 * testsuite/Makefile.in: Rebuild.
734 * README: Remove note saying that -pie is not supported.
736 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
738 * options.h (class General_options): Add -init and -fini.
739 * layout.cc (Layout::finish_dynamic_section): Emit
740 given init and fini functions.
742 2009-10-13 Sriraman Tallam <tmsriram@google.com>
744 * gc.h (gc_process_relocs): Check if icf is enabled using new
746 * gold.cc (queue_initial_tasks): Likewise.
747 (queue_middle_tasks): Likewise.
748 * object.cc (do_layout): Likewise.
749 * symtab.cc (is_section_folded): Likewise.
750 * main.cc (main): Likewise.
751 * reloc.cc (Read_relocs::run): Likewise.
752 (Sized_relobj::do_scan_relocs): Likewise.
753 * icf.cc (is_function_ctor_or_dtor): New function.
754 (Icf::find_identical_sections): Check if function is ctor or dtor when
756 * options.h (General_options::icf): Change option to be an enum.
757 (Icf_status): New enum.
758 (icf_enabled): New method.
759 (icf_safe_folding): New method.
760 (set_icf_status): New method.
761 (icf_status_): New variable.
762 * (options.cc) (General_options::finalize): Set icf_status_.
763 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
764 icf_test and icf_keep_unique_test to use the --icf enum flag.
765 * testsuite/icf_safe_test.sh: New file.
766 * testsuite/icf_safe_test.cc: New file.
768 2009-10-12 Sriraman Tallam <tmsriram@google.com>
770 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
771 includes to gc.h and icf.h.
772 * arm.cc: Include gc.h.
775 * powerpc.cc: Likewise.
776 * sparc.cc: Likewise.
777 * x86_64.cc: Likewise.
778 * gc.h: Include icf.h.
780 2009-10-11 Ian Lance Taylor <iant@google.com>
782 * plugin.cc: Include "gold.h" before other header files.
784 2009-10-10 Chris Demetriou <cgd@google.com>
786 * options.h (Input_file_argument::Input_file_type): New enum.
787 (Input_file_argument::is_lib_): Replace with...
788 (Input_file_argument::type_): New member.
789 (Input_file_argument::Input_file_argument): Take Input_file_type
790 'type' rather than boolean 'is_lib' as second argument.
791 (Input_file_argument::is_lib): Use type_.
792 (Input_file_argument::is_searched_file): New function.
793 (Input_file_argument::may_need_search): Handle is_searched_file.
794 * options.cc (General_options::parse_library): Support -l:filename.
795 (General_options::parse_just_symbols): Update for Input_file_argument
797 (Command_line::process): Likewise.
798 * archive.cc (Archive::get_file_and_offset): Likewise.
799 * plugin.cc (Plugin_manager::release_input_file): Likewise.
800 * script.cc (read_script_file, script_add_file): Likewise.
801 * fileread.cc (Input_file::Input_file): Likewise.
802 (Input_file::will_search_for): Handle is_searched_file.
803 (Input_file::open): Likewise.
804 * readsyms.cc (Read_symbols::get_name): Likewise.
805 * testsuite/Makefile.am (searched_file_test): New test.
806 * testsuite/Makefile.in: Regenerate.
807 * testsuite/searched_file_test.cc: New file.
808 * testsuite/searched_file_test_lib.cc: New file.
810 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
811 Ian Lance Taylor <iant@google.com>
813 * descriptor.cc: Include <cstdio> and "binary-io.h".
814 (Descriptors::open): Open the files in binary mode always.
815 * script.cc (Lex::get_token): Treat \r as whitespace.
817 2009-10-09 Ian Lance Taylor <iant@google.com>
819 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
821 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
822 Ian Lance Taylor <iant@google.com>
824 * configure.ac: Check for readv function also.
825 * fileread.cc (readv): Define if not HAVE_READV.
826 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
828 * config.in: Regenerate.
829 * configure: Regenerate.
831 2009-10-09 Doug Kwan <dougkwan@google.com>
833 * layout.cc (Layout::make_output_section): Call target hook to make
834 ordinary output section.
835 (Layout::finalize): Adjust parameter list of call the
837 * layout.h (class Layout::section_list): New method.
838 * merge.h (Output_merge_base::entsize): Change visibility to public.
839 (Output_merge_base::is_string, Output_merge_base::do_is_string):
841 (Output_merge_string::do_is_string): New method.
842 * object.cc (Sized_relobj::do_setup): renamed from
843 Sized_relobj::set_up.
844 * object.h (Sized_relobj::adjust_shndx,
845 Sized_relobj::initializ_input_to_output_maps,
846 Sized_relobj::free_input_to_output_maps): Change visibilities to
848 (Sized_relobj::setup): Virtualize.
849 (Sized_relobj::do_setup): New method declaration.
850 (Sized_relobj::invalidate_section_offset,
851 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
852 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
853 * options.cc (parse_int): New function.
854 * options.h (parse_int): New declaration.
855 (DEFINE_int): New macro.
856 (stub_group_size): New option.
857 * output.cc (Output_section::Output_section): Initialize memebers
858 merge_section_map_, merge_section_by_properties_map_,
859 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
860 (Output_section::add_input_section): Handled deferred code-fill
861 generation and remove an old comment.
862 (Output_section::add_relaxed_input_section): New method definition.
863 (Output_section::add_merge_input_section): Use merge section by
864 properties map to speed to search. Update merge section maps
866 (Output_section::build_relaxation_map): New method definition.
867 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
869 (Output_section::relax_input_section): Renamed to
870 Output_section::convert_input_sections_to_relaxed_sections and change
871 interface to take a vector of pointers to relaxed sections.
872 (Output_section::find_merge_section,
873 Output_section::find_relaxed_input_section): New method definitions.
874 (Output_section::is_input_address_mapped,
875 Output_section::output_offset, Output_section::output_address):
876 Use output section data maps to speed up searching.
877 (Output_section::find_starting_output_address): Add comments.
878 (Output_section::do_write,
879 Output_section::write_to_postprocessing_buffer): Do code-fill
880 generation as appropriate.
881 (Output_section::get_input_sections): Invalidate relaxed input section
883 (Output_section::restore_states): Adjust type of checkpoint .
884 Invalidate relaxed input section map.
885 * output.h (Output_merge_base): New class declaration.
886 (Input_section_specifier): New class defintion.
887 (class Output_relaxed_input_section) Change base class to
888 Output_section_data_build.
889 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
890 base class initializer.
891 (Output_section::add_relaxed_input_section): New method declaration.
892 (Output_section::Input_section): Change visibility to protected.
893 (Output_section::Input_section::relobj,
894 Output_section::Input_section::shndx): Handle relaxed input sections.
895 Output_section::input_sections) Change visibility to protected. Also
896 define overload to return a non-const pointer.
897 (Output_section::Merge_section_properties): New class defintion.
898 (Output_section::Merge_section_by_properties_map,
899 Output_section::Output_section_data_by_input_section_map,
900 Output_section::Relaxation_map): New types.
901 (Output_section::relax_input_section): Rename method to
902 Output_section::convert_input_sections_to_relaxed_sections and change
903 interface to take a vector of relaxed section pointers.
904 (Output_section::find_merge_section,
905 Output_section::find_relaxed_input_section,
906 Output_section::build_relaxation_map,
907 Output_section::convert_input_sections_in_list_to_relaxed_sections):
908 New method declarations.
909 (Output_section::merge_section_map_
910 Output_section::merge_section_by_properties_map_,
911 Output_section::relaxed_input_section_map_,
912 Output_section::is_relaxed_input_section_map_valid_,
913 Output_section::generate_code_fills_at_write_): New data members.
915 (Output_section_element_input::set_section_addresses): Call
916 current_data_size and addralign methods of relaxed input sections.
917 (Orphan_output_section::set_section_addresses): Call current_data_size
918 and addralign methods of relaxed input sections.
919 * symtab.cc (Symbol_table::compute_final_value): Extract template
920 from the body of Symbol_table::sized_finalize_symbol.
921 (Symbol_table::sized_finalized_symbol): Call
922 Symbol_table::compute_final_value.
923 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
924 (Symbol_table::compute_final_value): New templated method declaration.
925 * target.cc (Target::do_make_output_section): New method defintion.
926 * target.h (Target::make_output_section): New method declaration.
927 (Target::relax): Add more parameters for input objects, symbol table
928 and layout. Adjust call to do_relax.
929 (Target::do_make_output_section): New method declaration.
930 (Target::do_relax): Add parameters for input objects, symbol table
933 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
935 * pread.c: Include stdio.h.
937 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
939 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
942 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
944 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
945 Change read_shndx type to unsigned int.
946 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
948 (Sized_dwarf_line_info::read_line_mappings): Likewise.
949 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
950 Change read_shndx type to unsigned int.
951 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
953 (Sized_dwarf_line_info::read_line_mappings): Likewise.
954 * layout.cc (Layout::create_symtab_sections): Cast the result of
955 local_symcount * symsize to off_t in the gold_assert.
957 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
959 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
960 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
962 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
963 (Arm_relocate_functions::thm_abs5): New function.
964 (Arm_relocate_functions::abs12): New function.
965 (Arm_relocate_functions::abs16): New function.
966 (Arm_relocate_functions::base_abs): New function.
967 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
968 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
969 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
971 (Scan::global): Likewise.
972 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
973 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
974 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
975 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
978 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
980 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
981 (Arm_relocate_functions::movt_prel): New function.
982 (Arm_relocate_functions::thm_movw_prel_nc): New function.
983 (Arm_relocate_functions::thm_movt_prel): New function.
984 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
985 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
986 (Scan::global, Relocate::relocate): Likewise.
987 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
989 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
991 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
993 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
995 (class Incremental_inputs_header): New class.
996 (Incremental_inputs_header_writer): Edit comment.
997 (Incremental_inputs_entry): New class.
998 (Incremental_inputs_entry_writer): Edit comment.
999 (Sized_incremental_binary::do_find_incremental_inputs_section):
1000 Add *strtab_shndx parameter, fill it.
1001 (Sized_incremental_binary::do_check_inputs): New method.
1002 (Incremental_checker::can_incrementally_link_output_file): Use
1003 Sized_incremental_binary::check_inputs.
1004 (Incremental_inputs::report_command_line): Save command line in
1007 (Incremental_binary::find_incremental_inputs_section): New
1009 (Incremental_binary::do_find_incremental_inputs_section): Add
1010 strtab_shndx parameter.
1011 (Incremental_binary::do_check_inputs): New pure virtual method.
1012 (Sized_incremental_binary::do_check_inputs): Declare.
1013 (Incremental_checker::Incremental_checker): Add incremental_inputs
1014 parameter, use it to initialize incremental_inputs_.
1015 (Incremental_checker::incremental_inputs_): New field.
1016 (Incremental_checker::command_line): New method.
1017 (Incremental_checker::inputs): New method.
1018 (Incremental_checker::command_line_): New field.
1020 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1022 * incremental.cc: Include <cstdarg> and "target-select.h".
1023 (vexplain_no_incremental): New function.
1024 (explain_no_incremental): New function.
1025 (Incremental_binary::error): New method.
1026 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1028 (make_sized_incremental_binary): New function.
1029 (open_incremental_binary): New function.
1030 (can_incrementally_link_file): Add checks if output is ELF and has
1032 * incremental.h: Include "elfcpp_file.h" and "output.h".
1033 (Incremental_binary): New class.
1034 (Sized_incremental_binary): New class.
1035 (open_incremental_binary): Declare.
1036 * object.cc (is_elf_object): Use
1037 elfcpp::Elf_recognizer::is_elf_file.
1038 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1039 * output.h (Output_file::filesize): New method.
1041 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1043 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1045 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1046 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1048 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1050 (Arm_relocate_functions::movw_abs_nc): New function.
1051 (Arm_relocate_functions::movt_abs): New function.
1052 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1053 (Arm_relocate_functions::thm_movt_abs): New function.
1054 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1055 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1056 (Scan::global): Likewise.
1057 (Relocate::relocate): Likewise.
1058 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1060 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1062 * arm.cc (Arm_relocate_functions::got_prel) New function.
1063 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1064 (Relocate::relocate): Likewise.
1065 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1067 2009-10-06 Ian Lance Taylor <iant@google.com>
1069 * options.h (class General_options): Define
1070 split_stack_adjust_size parameter.
1071 * object.h (class Object): Add uses_split_stack_ and
1072 has_no_split_stack_ fields. Add uses_split_stack and
1073 has_no_split_stack accessor functions. Declare
1074 handle_split_stack_section.
1075 (class Reloc_symbol_changes): Define.
1076 (class Sized_relobj): Define Function_offsets. Declare
1077 split_stack_adjust, split_stack_adjust_reltype, and
1079 * object.cc (Object::handle_split_stack_section): New function.
1080 (Sized_relobj::do_layout): Call handle_split_stack_section.
1081 * dynobj.cc (Sized_dynobj::do_layout): Call
1082 handle_split_stack_section.
1083 * reloc.cc (Sized_relobj::relocate_sections): Call
1084 split_stack_adjust for executable sections in split_stack
1085 objects. Pass reloc_map to relocate_section.
1086 (Sized_relobj::split_stack_adjust): New function.
1087 (Sized_relobj::split_stack_adjust_reltype): New function.
1088 (Sized_relobj::find_functions): New function.
1089 * target-reloc.h: Include "object.h".
1090 (relocate_section): Add reloc_symbol_changes parameter. Change
1092 * target.h (class Target): Add calls_non_split method. Declare
1093 do_calls_non_split virtual method. Declare match_view and
1095 * target.cc: Include "elfcpp.h".
1096 (Target::do_calls_non_split): New function.
1097 (Target::match_view): New function.
1098 (Target::set_view_to_nop): New function.
1099 * gold.cc (queue_middle_tasks): Give an error if mixing
1100 split-stack and non-split-stack objects with -r.
1101 * i386.cc (Target_i386::relocate_section): Add
1102 reloc_symbol_changes parameter.
1103 (Target_i386::do_calls_non_split): New function.
1104 * x86_64.cc (Target_x86_64::relocate_section): Add
1105 reloc_symbol_changes parameter.
1106 (Target_x86_64::do_calls_non_split): New function.
1107 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1109 * powerpc.cc (Target_powerpc::relocate_section): Add
1110 reloc_symbol_changes parameter.
1111 * sparc.cc (Target_sparc::relocate_section): Add
1112 reloc_symbol_changes parameter.
1113 * configure.ac: Call AM_CONDITIONAL for the default target.
1114 * configure: Rebuild.
1115 * testsuite/Makefile.am (TEST_AS): New variable.
1116 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1117 (check_DATA): Add split_i386 and split_x86_64 files.
1118 (SPLIT_DEFSYMS): Define.
1119 (split_i386_[1234n].o): New targets.
1120 (split_i386_[124]): New targets.
1121 (split_i386_[1234r].stdout): New targets.
1122 (split_x86_64_[1234n].o): New targets.
1123 (split_x86_64_[124]): New targets.
1124 (split_x86_64_[1234r].stdout): New targets.
1125 (MOSTLYCLEANFILES): Add new executables.
1126 * testsuite/split_i386.sh: New file.
1127 * testsuite/split_x86_64.sh: New file.
1128 * testsuite/split_i386_1.s: New file.
1129 * testsuite/split_i386_2.s: New file.
1130 * testsuite/split_i386_3.s: New file.
1131 * testsuite/split_i386_4.s: New file.
1132 * testsuite/split_i386_n.s: New file.
1133 * testsuite/split_x86_64_1.s: New file.
1134 * testsuite/split_x86_64_2.s: New file.
1135 * testsuite/split_x86_64_3.s: New file.
1136 * testsuite/split_x86_64_4.s: New file.
1137 * testsuite/split_x86_64_n.s: New file.
1138 * testsuite/testfile.cc (Target_test): Update relocation_section
1140 * testsuite/Makefile.in: Rebuild.
1142 2009-10-06 Ian Lance Taylor <iant@google.com>
1144 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1145 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1146 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1147 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1148 the address on ldo_addrs_.
1149 (Target_i386::Relocate::fix_up_ldo): New function.
1151 2009-10-06 Rafael Espindola <espindola@google.com>
1153 * plugin.cc (add_input_library): New.
1154 (Plugin::load): Add add_input_library to tv.
1155 (Plugin_manager::add_input_file): Add the is_lib argument.
1156 (add_input_file): Update call to Plugin_manager::add_input_file.
1157 (add_input_library): New.
1158 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1160 2009-09-30 Doug Kwan <dougkwan@google.com>
1162 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1163 symbol and call Symbol::may_need_copy_reloc to determine if
1164 a copy reloc is needed.
1165 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1166 nocopyreloc is given in command line.
1167 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1168 given in command line.
1169 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1170 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1171 of the removed Target_i386::may_need_copy_reloc.
1172 * options.h (copyreloc): New option with default value false.
1173 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1174 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1175 instead of the removed Target_powerpc::may_need_copy_reloc.
1176 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1177 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1178 instead of the removed Target_sparc::may_need_copy_reloc.
1179 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1180 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1181 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1182 instead of the removed Target_x86_64::may_need_copy_reloc.
1184 2009-09-30 Ian Lance Taylor <iant@google.com>
1186 * object.h (class Object): Remove target_ field, and target,
1187 sized_target, and set_target methods.
1188 (Object::sized_target): Remove.
1189 (class Sized_relobj): Update declarations. Remove sized_target.
1190 * object.cc (Sized_relobj::setup): Remove target parameter.
1192 (Input_objects::add_object): Don't do anything with the target.
1193 (make_elf_sized_object): Add punconfigured parameter. Change all
1194 callers. Set or test parameter target.
1195 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1197 * parameters.cc (Parameters::set_target): Change parameter type to
1199 (Parameters::default_target): Remove.
1200 (set_parameters_target): Change parameter type to be non-const.
1201 (parameters_force_valid_target): New function.
1202 (parameters_clear_target): New function.
1203 * parameters.h (class Parameters): Update declarations. Remove
1204 default_target method. Add sized_target and clear_target
1205 methods. Change target_ to be non-const.
1206 (set_parameters_target): Update declaration.
1207 (parameters_force_valid_target): Declare.
1208 (parameters_clear_target): Declare.
1209 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1210 as NULL if we aren't searching.
1211 (Add_symbols::run): Don't check for compatible target.
1212 * fileread.cc (Input_file::open_binary): Call
1213 parameters_force_valid_target.
1214 * gold.cc (queue_middle_tasks): Likewise.
1215 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1216 set_target on object.
1217 * dynobj.h (class Sized_dynobj): Update declarations.
1218 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1219 make_elf_object returns NULL.
1220 (Archive::include_member): Don't check whether object target is
1222 * output.cc (Output_section::add_input_section): Get target from
1224 (Output_section::relax_input_section): Likewise.
1225 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1227 (Sized_relobj::do_scan_relocs): Likewise.
1228 (Sized_relobj::relocate_sections): Likewise.
1229 * resolve.cc (Symbol_table::resolve): Likewise.
1230 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1231 parameter. Change all callers.
1232 (Symbol_table::add_from_object): Get target from parameters.
1233 (Symbol_table::add_from_relobj): Don't check object target.
1234 (Symbol_table::add_from_dynobj): Likewise.
1235 (Symbol_table::define_special_symbol): Get target from
1237 * symtab.h (class Symbol_table): Update declaration.
1238 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1239 parameter. Change all callers. Clear parameter target.
1240 (Binary_test): Test target here.
1241 * testsuite/object_unittest.cc (gold_testsuite): Remove
1242 target_test_pointer parameter. Change all callers.
1243 (Object_test): Test target here.
1245 2009-09-26 Ian Lance Taylor <iant@google.com>
1247 * testsuite/initpri1.c: Don't try to use constructor priorities if
1248 compiling with gcc before 4.3.
1250 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1252 * testsuite/retain_symbols_file_test.sh (check_present): Change
1253 output file name to retain_symbols_file_test.stdout.
1254 (check_absent): Likewise.
1256 2009-09-18 Craig Silverstein <csilvers@google.com>
1258 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1259 * options.cc: Include <cerrno> and <fstream>.
1260 (General_options::finalize): Parse -retain-symbols-file tag.
1261 * options.h: New flag.
1262 (General_options): New method should_retain_symbol, new
1263 variable symbols_to_retain.
1264 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1265 should_retain_symbol map.
1266 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1267 * testsuite/Makefile.in: Regenerate.
1268 * testsuite/retain_symbols_file_test.sh: New file.
1270 2009-09-18 Nick Clifton <nickc@redhat.com>
1272 * po/es.po: Updated Spanish translation.
1274 2009-09-17 Doug Kwan <dougkwan@google.com>
1276 * debug.h (DEBUG_RELAXATION): New constant.
1277 (DEBUG_ALL): Add DEBUG_RELAXATION.
1278 (debug_string_to_enum): Add relaxation debug option.
1280 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1281 Layout::Relaxation_debug_check::read_sections,
1282 Layout::Relaxation_debug_check::read_sections): New method definitions.
1283 (Layout::Layout): Initialize data members
1284 record_output_section_data_from_scrips_,
1285 script_output_section_data_list_ and relaxation_debug_check_.
1286 (Layout::save_segments, Layout::restore_segments,
1287 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1288 Layout::relaxation_loop_body): New method definitions.
1289 (Layout::finalize): Support relaxation. Move section layout code to
1290 Layout::relaxation_loop_body.
1291 (Layout::set_asection_address_from_script): Move code for orphan
1292 section placement out.
1293 (Layout::place_orphan_sections_in_script): New method definition.
1294 * layout.h (Output_segment_headers, Output_file_header):
1295 New forward class declarations.
1296 (Layout::~Layout): Define.
1297 (Layout::new_output_section_data_from_script): New method definition.
1298 (Layout::place_orphan_sections_in_script): New method declaration.
1299 (Layout::Segment_states): New type declaration.
1300 (Layout::save_segments, Layout::restore_segments,
1301 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1302 Layout::relaxation_loop_body): New method declarations.
1303 (Layout::Output_section_data_list): New type declaration.
1304 (Layout::Relaxation_debug_check): New class definition.
1305 (Layout::record_output_section_data_from_script_,
1306 Layout::script_output_section_data_list_, Layout::segment_states_,
1307 Layout::relaxation_debug_check_): New data members.
1308 * output.cc: (Output_section_headers::do_size): New method definition.
1309 (Output_section_headers::Output_section_headers): Move size
1310 computation to Output_section_headers::do_size.
1311 (Output_segment_headers::do_size): New method definition.
1312 (Output_file_header::Output_file_header): Move size computation to
1313 Output_file_header::do_size and call it.
1314 (Output_file_header::do_size): New method definition.
1315 (Output_data_group::Output_data_group): Adjust call to
1316 Output_section_data.
1317 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1318 (Output_symtab_xindex::do_write): Add array bound check.
1319 (Output_section::Input_section::print_to_mapfile): Handle
1320 RELAXED_INPUT_SECTION_CODE.
1321 (Output_section::Output_section): Initialize data member checkpoint_.
1322 (Output_section::~Output_section): Delete checkpoint object pointed
1324 (Output_section::add_input_section): Always add an Input_section if
1326 (Output_section::add_merge_input_section): Add assert.
1327 (Output_section::relax_input_section): New method definition.
1328 (Output_section::set_final_data_size): Set load address to zero for
1329 an unallocated section.
1330 (Output_section::do_address_and_file_offset_have_reset_values):
1331 New method definition.
1332 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1333 Handle relaxed input section.
1334 (Output_section::sort_attached_input_sections): Checkpoint input
1335 section list lazily.
1336 (Output_section::get_input_sections): Change type of input_sections to
1337 list of Simple_input_section pointers. Checkpoint input section list
1338 lazily. Also handle relaxed input sections.
1339 (Output_section::add_input_section_for_script): Take a reference to
1340 a Simple_input_section object instead of Relobj pointer and section
1341 index as parameter. Handle relaxed input sections.
1342 (Output_section::save_states, Output_section::restore_states): New
1344 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1345 (Output_data::is_data_size_fixed): New method definition.
1346 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1348 (Output_data::address_and_file_offset_have_reset_values): New method
1350 (Output_data::do_address_and_file_offset_have_reset_values): New method
1352 (Output_data::set_data_size): Check that data size is not fixed.
1353 (Output_data::fix_data_size): New method definition.
1354 (Output_data::is_data_size_fixed_): New data member.
1355 (Output_section_headers::set_final_data_size): New method definition.
1356 (Output_section_headers::do_size): New method declaration.
1357 (Output_segment_headers::set_final_data_size): New method definition.
1358 (Output_segment_headers::do_size): New method declaration.
1359 (Output_file_header::set_final_data_size)::New method definition.
1360 (Output_file_header::do_size)::New method declaration.
1361 (Output_section_data::Output_section_data): Add new parameter
1362 is_data_size_fixed and use it to fix data size.
1363 (Output_data_const::Output_data_const): Adjust call to base class
1364 constructor and fix data size.
1365 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1366 base class constructor and fix data size.
1367 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1368 base class constructor and fix data size.
1369 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1370 class constructor and fix data size.
1371 (Output_data_group::set_final_data_size): New method definition.
1372 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1373 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1374 class constructor and fix data size.
1375 (Output_relaxed_input_section): New class definition.
1376 (Output_section::Simple_input_section): New class definition.
1377 (Output_section::get_input_sections): Adjust parameter list.
1378 (Output_section::add_input_section_for_script): Same.
1379 (Output_section::save_states, Output_section::restore_states,
1380 Output_section::do_address_and_file_offset_have_reset_values,
1381 (Output_section::Input_section::Input_section): Handle
1382 RELAXED_INPUT_SECTION_CODE. Add new overload for
1383 Output_relaxed_input_section.
1384 (Output_section::Input_section::is_input_section,
1385 Output_section::Input_section::set_output_section): Handle relaxed
1387 (Output_section::Input_section::is_relaxed_input_section,
1388 Output_section::Input_section::output_section_data,
1389 Output_section::Input_section::relaxed_input_section): New method
1391 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1393 (Output_section::Input_section::u1_): Update comments.
1394 (Output_section::Input_section::u2_): Add new union member poris.
1395 (Output_section::Checkpoint_output_section): New classs definition.
1396 (Output_section::relax_input_section): New method declaration.
1397 (Output_section::checkpoint_): New data member.
1398 (Output_segment): Update comments.
1399 (Output_segment::Output_segment): Un-privatize copy constructor.
1400 (Output_segment::operator=): Un-privatize.
1401 * script-sections.cc (Output_section_element::Input_section_list):
1402 Change element type to Output_section::Simple_input_section.
1403 (Output_section_element_dot_assignment::set_section_addresses):
1404 Register output section data for relaxation clean up.
1405 (Output_data_exression::Output_data_expression): Adjust call to base
1406 constructor to fix data size.
1407 (Output_section_element_data::set_section_addresses): Register
1408 Output_data_expression object for relaxation clean up.
1409 (struct Input_section_info): Replace Relobj pointer and section index
1410 pair with Output_section::Simple_input_section and Convert struct to a
1412 (Input_section_sorter::operator()): Adjust access to
1413 Input_section_info data member to use accessors.
1414 (Output_section_element_input::set_section_addresses): Use layout
1415 parameter. Adjust code to use Output_section::Simple_input_section
1416 and Input_secction_info classes. Register filler for relaxation
1418 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1419 and section index pair with Output_section::Simple_input_section
1420 class. Adjust code accordingly.
1421 (Phdrs_element::release_segment): New method definition.
1422 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1424 (Script_sections::release_segments): New method definition.
1425 * gold/script-sections.h (Script_sections::release_segments): New
1427 * gold/target.h (Target::may_relax, Target::relax,
1428 Target::do_may_relax, Target::do_relax): New method definitions.
1430 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1432 * arm.cc (has_signed_unsigned_overflow): New function.
1433 (Arm_relocate_functions::abs8): New function.
1434 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1435 (Target_arm::Scan::global): Likewise.
1436 (Target_arm::relocate::relocate): Likewise.
1437 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1440 2009-09-16 Cary Coutant <ccoutant@google.com>
1442 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1443 * testsuite/Makefile.in: Regenerate.
1445 2009-09-11 Nick Clifton <nickc@redhat.com>
1447 * po/gold.pot: Updated by the Translation project.
1449 2009-09-08 Cary Coutant <ccoutant@google.com>
1451 * output.cc (Output_file::open): Add execute permission to empty file.
1452 * testsuite/Makefile.am (permission_test): New test.
1453 * testsuite/Makefile.in: Regenerate.
1455 2009-09-02 Ian Lance Taylor <iant@google.com>
1457 * output.cc (Output_file::resize): Call map_no_anonymous rather
1460 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1462 * gold.cc: Include "incremental.h".
1463 (queue_initial_tasks): Call Incremental_checker methods.
1464 * incremental.cc: Include "output.h".
1465 (Incremental_checker::can_incrementally_link_output_file): New
1467 * incremental.h (Incremental_checker): New class.
1469 * output.cc (Output_file::open_for_modification): New method.
1470 (Output_file::map_anonymous): Changed return type to bool. Record
1472 (Output_file::map_no_anonymous): New method, broken out of map.
1473 (Output_file::map): Use map_no_anonymous and map_anonymous.
1474 * output.h (class Output_file): Update declarations.
1476 2009-08-24 Cary Coutant <ccoutant@google.com>
1478 * options.h (Command_line::Pre_options): New class.
1479 (Command_line::pre_options): New member.
1480 * options.cc (gold::options::ready_to_register): New variable.
1481 (One_option::register_option): Do nothing if not registering options.
1482 Assert if same short option registered twice.
1483 (General_options::General_options): Turn off option registration when
1485 (Command_line::Pre_options::Pre_options): New constructor.
1487 2009-08-24 Cary Coutant <ccoutant@google.com>
1489 * options.h (General_options::no_keep_memory): Remove incorrect
1492 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1494 * Makefile.am (am__skiplex, am__skipyacc): New.
1495 * Makefile.in: Regenerate.
1497 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1499 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1500 (INCLUDES): ... this.
1501 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1502 (AM_CPPFLAGS): Renamed from ...
1503 (INCLUDE): ... this.
1504 * Makefile.in, testsuite/Makefile.in: Regenerate.
1506 * Makefile.in: Regenerate.
1507 * aclocal.m4: Likewise.
1508 * config.in: Likewise.
1509 * configure: Likewise.
1510 * testsuite/Makefile.in: Likewise.
1512 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1513 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1514 * Makefile.in: Regenerate.
1515 * testsuite/Makefile.in: Regenerate.
1517 2009-08-19 Cary Coutant <ccoutant@google.com>
1519 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1520 symbols in shared libraries overridden by hidden or internal symbols
1521 in the main program.
1523 2009-08-19 Chris Demetriou <cgd@google.com>
1525 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1526 checking source file names in error messages.
1528 2009-08-18 Doug Kwan <dougkwan@google.com>
1530 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1531 an elcpp::Ehdr as parameter. Adjust call to set_target.
1532 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1533 an elfcpp::Ehdr as parameter.
1534 * object.cc (Object::set_target): Remove the version that looks up
1535 a target and sets it.
1536 (Sized_relobj::setup): Take a Target object instead of
1537 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1538 (make_elf_sized_object): Find target and ask target to
1540 * object.h: (Object::set_target): Remove the version that looks up
1541 a target and sets it.
1542 (Sized_relobj::setup): Take a Target object instead of
1543 an elfcpp:Ehdr as parameter.
1544 * target.cc: Include dynobj.h.
1545 (Target::do_make_elf_object_implementation): New.
1546 (Target::do_make_elf_object): New.
1547 * target.h (Target::make_elf_object): New template declaration.
1548 (Target::do_make_elf_object): New method declarations.
1549 (Target::do_make_elf_object_implementation): New template declaration.
1551 2009-08-14 Ian Lance Taylor <iant@google.com>
1553 * gold.h (FUNCTION_NAME): Define.
1554 (gold_unreachable): Use FUNCTION_NAME.
1556 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1558 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1559 symbol in the --keep-unique list is not found.
1561 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1563 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1564 been maked as --keep-unique.
1565 (Icf::unfold_section): New function.
1566 * icf.h (Icf::unfold_section): New function.
1567 * options.h (General_options::keep_unique): New option.
1568 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1569 * testsuite/Makefile.in: Regenerate.
1570 * testsuite/icf_keep_unique_test.sh: New file.
1571 * testsuite/icf_keep_unique_test.cc: New file.
1573 2009-08-12 Cary Coutant <ccoutant@google.com>
1576 * resolve.cc (Symbol_table::resolve): Check for references from
1577 dynamic objects to hidden and internal symbols.
1578 * testsuite/Makefile.am (hidden_test.sh): New test.
1579 * testsuite/Makefile.in: Regenerate.
1580 * testsuite/hidden_test.sh: New script.
1581 * testsuite/hidden_test_1.c: New test source.
1582 * testsuite/hidden_test_main.c: New test source.
1584 2009-08-11 Doug Kwan <dougkwan@google.com>
1586 * arm.cc: Update comments.
1587 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1588 segment to locate the .ARM.exidx section if present.
1590 2009-08-09 Doug Kwan <dougkwan@google.com>
1592 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1595 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1596 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1599 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1601 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1602 valid tls_segment only for non-debug-section relocations.
1603 * testsuite/Makefile.am: Add gc_tls_test.
1604 * testsuite/Makefile.in: Regenerate.
1605 * testsuite/gc_tls_test.cc: New file.
1606 * testsuite/gc_tls_test.sh: New file.
1608 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1612 * Makefile.am (CCFILES): Add icf.cc.
1614 * Makefile.in: Regenerate.
1615 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1616 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1617 section, symbol and addend information for the relocs.
1618 * gold.cc (queue_middle_tasks): Call identical code folding.
1619 * gold.h: Add defines for multimap.
1620 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1621 to the call of finalize_local_symbols.
1622 * main.cc (main): Create object of class Icf.
1623 * object.cc (Sized_relobj::do_layout): Allow this function to be
1624 called twice during icf.
1625 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1626 to sections marked as identical by icf.
1627 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1629 (Sized_relobj::do_section_entsize): New function.
1630 * object.h (Object::section_entsize): New function.
1631 (Object::do_section_entsize): New pure virtual function.
1632 (Relobj::finalize_local_symbols): Add new parameter.
1633 (Relobj::do_section_entsize): New function.
1634 * options.h (General_options::icf): New option.
1635 (General_options::icf_iterations): New option.
1636 (General_options::print_icf_sections): New option.
1637 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1638 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1639 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1641 * symtab.cc (Symbol_table::is_section_folded): New function.
1642 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1643 to sections marked as identical by icf.
1644 * symtab.h (Symbol_table::set_icf): New function.
1645 (Symbol_table::icf): New function.
1646 (Symbol_table::is_section_folded): New function.
1647 (Symbol_table::icf_): New data member.
1648 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1649 * testsuite/Makefile.am: Add commands to build icf_test.
1650 * testsuite/Makefile.in: Regenerate.
1651 * testsuite/icf_test.sh: New file.
1652 * testsuite/icf_test.cc: New file.
1654 2009-07-24 Chris Demetriou <cgd@google.com>
1656 * layout.cc (is_compressible_debug_section): Fix incorrect
1657 comment about compressed section names.
1659 2009-07-20 Ian Lance Taylor <ian@airs.com>
1662 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1664 2009-07-16 Ian Lance Taylor <iant@google.com>
1667 * layout.h: #include <map>.
1668 (class Kept_section): Change from struct to class. Add accessors
1669 and setters. Add section size to Comdat_group mapping. Change
1670 Comdat_group to std::map. Add is_comdat_ field. Add
1671 linkonce_size field in union.
1672 (class Layout): Update declaration of find_or_add_kept_section.
1673 Don't declare find_kept_object.
1674 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1675 parameter. Add object, shndx, is_comdat, and is_group_name
1676 parameters. Change all callers. Adjust for new Kept_section.
1677 (Layout::find_kept_object): Remove.
1678 * object.cc (Sized_relobj::include_section_group): Update use of
1679 Kept_section. Rename secnum to shndx. Only record
1680 Kept_comdat_section if sections are the same size.
1681 (Sized_relobj::include_linkonce_section): Update use of
1682 Kept_section. Only record Kept_comdat_section if sections are the
1683 same size. Set size of linkonce section.
1684 (Sized_relobj::map_to_kept_section): Update call to
1685 get_kept_comdat_section.
1686 * object.h (class Sized_relobj): Rename fields in
1687 Kept_comdat_section to drop trailing underscores; change object
1688 field to Relobj*. Change Kept_comdat_section_table to store
1689 struct rather than pointer.
1690 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1691 Add kept_object and kept_shndx parameters. Change all callers.
1692 (Sized_relobj::get_kept_comdat_section): Change return type to
1693 bool. Add kept_object and kept_shndx parameters. Change all
1695 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1696 Layout::find_or_add_kept_section.
1698 2009-07-09 Ian Lance Taylor <iant@google.com>
1700 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1701 Reserve space in the hash table.
1703 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1705 * fileread.cc (File_read::get_mtime): New method.
1706 * fileread.h (Timespec): New structure.
1707 (File_read::get_mtime): New method.
1708 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1709 Renamed from timestamp_nsec.
1710 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1712 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1714 (Incremental_inputs::report_archive): Save mtime; style fix.
1715 (Incremental_inputs::report_obejct): Save mtime; style fix.
1716 (Incremental_inputs::report_script): Save mtime; style fix.
1717 (Incremental_inputs::finalize_inputs): Style fix.
1718 (Incremental_inputs::finalize): Style fix.
1719 (Incremental_inputs::create_input_section_data): Store inputs
1721 * incremental.h (Incremental_inputs::report_script): Add mtime
1723 (Incremental_inputs::Input_info::Input_info): Intialize only one
1725 (Incremental_inputs::Input_info::archive): Move to nameless
1727 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1728 (Incremental_inputs::Input_info::script): Move to nameless union.
1729 (Incremental_inputs::mtime): New field.
1730 * script.cc (read_input_script): Pass file mtime to
1732 * script.h (Script_info::inputs): Style fix.
1734 2009-07-01 Ian Lance Taylor <ian@airs.com>
1736 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1739 2009-06-24 Ian Lance Taylor <iant@google.com>
1742 * layout.cc (Layout::choose_output_section): If we find an
1743 existing section, update the flags.
1744 (Layout::create_notes): New function, broken out of
1746 (Layout::finalize): Don't create note sections.
1747 (Layout::create_note): Don't crash if linker script discards
1749 (Layout::create_gold_note): Likewise.
1750 (Layout::create_build_id): Likewise. Don't set
1751 after_input_sections on the section.
1752 (Layout::create_executable_stack_info): Remove target parameter.
1754 * layout.h (class Layout): Declare create_notes. Update
1755 declaration of create_executable_stack_info.
1756 * gold.cc (queue_middle_tasks): Call create_notes.
1757 * output.cc (Output_section::update_flags_for_input_section): Move
1758 here from output.h. If SHF_ALLOC flag is newly set, mark address
1760 * output.h (Output_data::mark_address_invalid): New function.
1761 (class Output_section): Only declare, not define,
1762 update_flags_for_input_section. Remove set_flags.
1764 2009-06-24 Ian Lance Taylor <iant@google.com>
1766 * script-sections.cc (Output_section_definition::
1767 set_section_addresses): Rename shadowing local load_address to
1770 2009-06-24 Ian Lance Taylor <iant@google.com>
1773 * reloc.cc (relocate_sections): Skip empty relocation sections.
1775 2009-06-23 Ian Lance Taylor <iant@google.com>
1778 * layout.cc (Layout::create_note): Use choose_output_section
1779 rather than make_output_section.
1781 2009-06-23 Ian Lance Taylor <iant@google.com>
1784 * options.cc (General_options::parse_V): Set printed_version_.
1785 (General_options::General_options): Initialize printed_version_.
1786 * options.h (class General_options): Add printed_version_ field.
1787 * gold.cc (queue_initial_tasks): If there are no input files,
1788 don't give a fatal error if we printed the version information.
1789 (queue_middle_tasks): If using -r with a shared object, give a
1790 fatal error rather than an ordinary error.
1792 2009-06-23 Ian Lance Taylor <iant@google.com>
1795 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1796 (Layout::make_output_section): Set have_stabstr_section_ if we see
1797 a .stab*str section.
1798 (Layout::finalize): Call link_stabs_sections.
1799 (Layout::link_stabs_sections): New file.
1800 * layout.h (class Layout): Add have_stabstr_section_ field.
1801 Declare link_stabs_sections.
1803 2009-06-23 Doug Kwan <dougkwan@google.com>
1805 * Makefile.am (libgold_a_LIBADD): New.
1806 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1807 * Makefile.in: Regenerate.
1808 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1809 * configure: Regenerate.
1810 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1811 * fileread.cc: Include sys/state.h
1812 * gold.h: Declare memmem and strndup if found missing.
1813 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1815 2009-06-23 Ian Lance Taylor <iant@google.com>
1817 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1818 * configure: Rebuild.
1820 2009-06-23 Ian Lance Taylor <iant@google.com>
1823 * object.cc (Object::section_contents): Don't try to get a view if
1824 the section has length zero.
1825 (Object::handle_gnu_warning_section): If the section is empty, use
1826 the name of the section as the warning.
1828 2009-06-23 Ian Lance Taylor <iant@google.com>
1831 * stringpool.h (class Stringpool_template): Add optimize_ field.
1832 (Stringpool_template::set_optimize): New function.
1833 * stringpool.cc (Stringpool_template::Stringpool_template):
1834 Initialize optimize_ field.
1835 (Stringpool_template::set_string_offsets): Test local optimize
1836 fild rather than parameter.
1837 * layout.cc (Layout::Layout): Call set_optimize on the section
1840 2009-06-22 Ian Lance Taylor <iant@google.com>
1843 * yyscript.y: Parse TARGET.
1844 * script.cc (script_set_target): New function.
1845 * script-c.h (script_set_target): Declare.
1846 * options.cc (General_options::string_to_object_format): Rename
1847 from string_to_object_format in anonymous namespace. Change
1849 * options.h (class General_options): Declare
1850 string_to_object_format.
1852 2009-06-22 Ian Lance Taylor <iant@google.com>
1854 * script-sections.cc (Script_sections::create_segments): Don't put
1855 program headers in a PT_LOAD segment if -n or -N.
1857 2009-06-22 Ian Lance Taylor <iant@google.com>
1860 * options.h (class General_options): Add -z lazy and -z now. Sort
1861 -z options into alphabetical order.
1862 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1864 2009-06-21 Ian Lance Taylor <iant@google.com>
1866 * layout.cc (Layout::make_output_section): Call
1867 Target::new_output_section.
1868 (Layout::attach_allocated_section_to_segment): Put large section
1869 sections in a separate load segment with the large segment flag
1871 (Layout::segment_precedes): Sort large data segments after other
1873 (align_file_offset): New static function.
1874 (Layout::set_segment_offsets): Use align_file_offset.
1875 * output.h (class Output_section): Add is_small_section_ and
1876 is_large_section_ fields.
1877 (Output_section::is_small_section): New function.
1878 (Output_section::set_is_small_section): New function.
1879 (Output_section::is_large_section): New function.
1880 (Output_section::set_is_large_section): New function.
1881 (Output_section::is_large_data_section): New function.
1882 (class Output_segment): Add is_large_data_segment_ field.
1883 (Output_segment::is_large_data_segment): New function.
1884 (Output_segment::set_is_large_data_segment): New function.
1885 * output.cc (Output_section::Output_section): Initialize new
1887 (Output_segment::Output_segment): Likewise.
1888 (Output_segment::add_output_section): Add assertion that large
1889 data sections always go in large data segments. Force small data
1890 sections to the end of the list of data sections. Force small BSS
1891 sections to the start of the list of BSS sections. For large BSS
1892 sections to the end of the list of BSS sections.
1893 * symtab.h (class Symbol): Declare is_common_shndx.
1894 (Symbol::is_defined): Check Symbol::is_common_shndx.
1895 (Symbol::is_common): Likewise.
1896 (class Symbol_table): Define enum Commons_section_type. Update
1897 declarations. Add small_commons_ and large_commons_ fields.
1898 * symtab.cc (Symbol::is_common_shndx): New function.
1899 (Symbol_table::Symbol_table): Initialize new fields.
1900 (Symbol_table::add_from_object): Put small and large common
1901 symbols in the right list.
1902 (Symbol_table::sized_finalized_symbol): Check
1903 Symbol::is_common_shndx.
1904 (Symbol_table::sized_write_globals): Likewise.
1905 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1906 common symbol lists. Don't call do_allocate_commons_list if the
1908 (Symbol_table::do_allocate_commons_list): Remove is_tls
1909 parameter. Add comons_section_type parameter. Change all
1910 callers. Handle small and large common symbols.
1911 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1912 Symbol::is_common_shndx.
1913 * resolve.cc (symbol_to_bits): Likewise.
1914 * target.h (Target::small_common_shndx): New function.
1915 (Target::small_common_section_flags): New function.
1916 (Target::large_common_shndx): New function.
1917 (Target::large_common_section_flags): New function.
1918 (Target::new_output_section): New function.
1919 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1920 small_common_section_flags, and large_common_section_flags
1922 (Target::do_new_output_section): New virtual function.
1923 * arm.cc (Target_arm::arm_info): Initialize new fields.
1924 * i386.cc (Target_i386::i386_info): Likewise.
1925 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1927 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1928 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1929 (Target_x86_64::do_new_output_section): New function.
1930 * configure.ac: Define conditional MCMODEL_MEDIUM.
1931 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1932 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1933 (large_LDFLAGS): Define.
1934 * testsuite/large.c: New file.
1935 * testsuite/testfile.cc (Target_test::test_target_info):
1936 Initialize new fields.
1937 * configure, testsuite/Makefile.in: Rebuild.
1939 2009-06-05 Doug Kwan <dougkwan@google.com>
1941 * Makefile.am (CCFILES): Add target.cc.
1942 * Makefile.in: Regenerate.
1943 * i386.cc (class Target_i386): Define new virtual method to
1944 override do_is_local_label_name in parent.
1945 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1946 local symbols if --discard-locals or -X is given.
1947 * options.h (class General_options): Declare new options
1948 '--discard-locals' and '-X' for discarding locals.
1949 * target.h (class Target): Define new methods is_local_label_name.
1950 Declare new virtual method do_is_local_label_name.
1951 * target.cc: New file.
1952 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1953 (check_SCRIPTS): Add discard_locals_test.sh.
1954 (check_DATA): Add discard_local_tests.syms.
1955 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1956 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1957 * testsuite/Makefile.in: Regenerate.
1958 * testsuite/discard_locals_test.c: New file.
1959 * testsuite/discard_locals_test.sh: Same.
1961 2009-06-05 Doug Kwan <dougkwan@google.com>
1963 * object.cc (Sized_relobj::Sized_relobj): Initialize
1964 discarded_eh_frame_shndx_ to -1U.
1965 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1967 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1968 a discarded .eh_frame section.
1969 (Sized_relobj::do_finalize_local_symbols): Ditto.
1970 * object.h (class Sized_relobj): Declare new member
1971 discarded_eh_frame_shndx_.
1972 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1973 (local_labels_test.o, local_labels_test): New rules.
1974 * testsuite/Makefile.in: Regenerate.
1976 2009-06-04 Doug Kwan <dougkwan@google.com>
1978 * layout.cc (Layout::section_name_mapping): Add mapping for
1979 special ARM sections.
1981 2009-06-03 Doug Kwan <dougkwan@google.com>
1983 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1984 (utils::has_overflow): Same.
1986 2009-06-03 Ian Lance Taylor <iant@google.com>
1988 * layout.cc (Layout::section_name_mapping): New array, replacing
1989 Layout::linkonce_mapping.
1990 (Layout::section_name_mapping_count): New variable, replacing
1991 Layout::linkonce_mapping_count.
1992 (Layout::linkonce_output_name): Remove.
1993 (Layout::output_section_name): Rewrite.
1994 * layout.h (class Layout): Rename Linkonce_mapping to
1995 Section_name_mapping, linkonce_mapping to section_name_mapping,
1996 linkonce_mapping_count to section_name_mapping_count. Don't
1997 declare linkonce_output_name.
1999 2009-06-03 Doug Kwan <dougkwan@google.com>
2001 * gold/arm.cc (namespace utils): New.
2002 (Target_arm::reloc_is_non_pic): Define new method.
2003 (class Arm_relocate_functions): New.
2004 (Target_arm::Relocate::relocate): Handle relocation types used by
2007 2009-06-03 Ian Lance Taylor <iant@google.com>
2009 * arm.cc (Target_arm::scan::global): Use || instead of |.
2011 2009-06-02 Doug Kwan <dougkwan@google.com>
2013 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2014 issued_non_pic_error_.
2015 (class Target_arm::Scan): Declare new method check_non_pic.
2016 Define new method symbol_needs_plt_entry.
2017 Declare new data member issued_non_pic_error_.
2018 (class Target_arm::Relocate): Declare new method
2019 should_apply_static_reloc.
2020 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2021 (Target_arm::Scan::check_non_pic): Define new method.
2022 (Target_arm::Scan::local): Handle a small subset of reloc types used
2024 (Target_arm::Scan::local): Same.
2025 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2027 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2029 * incremental.cc (Incremental_inputs::report_command_line): Filter
2030 out --incremental-* options.
2032 2009-05-29 Doug Kwan <dougkwan@google.com>
2034 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2036 (class Target_arm): Update comment.
2037 (Target_arm::Target_arm): Initialize new data members GOT_,
2038 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2039 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2040 and Target_arm::rel_dyn_section.
2041 Declare new_enum Target_arm::Got_type.
2042 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2044 Update commments for member do_dynsym_value.
2045 (Target_arm::got_size, Target_arm::plt_section,
2046 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2047 new methods inside class defintion.
2048 (Target_arm::got_section): Define new method.
2049 (Target_arm::rel_dyn_section): Same.
2050 (Output_data_plt_arm): New template class.
2051 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2052 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2053 (Output_data_plt_arm::add_entry): Same.
2054 (Output_data_plt_arm::first_plt_entry): Define new
2055 static data member for PLT instruction template.
2056 (Output_data_plt_arm::plt_entry): Same.
2057 (Output_data_plt_arm::do_write): Define new method.
2058 (Target_arm::make_plt_entry): Same.
2059 (Target_arm::do_finalize_sections): Same.
2060 (Target_arm::do_dynsym_value): Same.
2062 2009-05-28 Doug Kwan <dougkwan@google.com>
2064 * Makefile.am (TARGETSOURCES): Add arm.cc.
2065 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2066 * Makefile.in: Regenerate.
2068 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2070 2009-05-26 Doug Kwan <dougkwan@google.com>
2072 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2073 (General_options::check_excluded_libs): Strip off directories in
2074 archive name before matching like GNU ld does.
2075 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2076 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2077 (exclude_libs_test_LDFLAGS): Add linker option
2078 -Wl,--exclude-libs,libexclude_libs_test_3
2079 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2080 an explicit archive without using -l.
2081 (alt/libexclude_libs_test_3.a): New make rule.
2082 * testsuite/Makefile.in: Regenerate.
2083 * testsuite/exclude_libs_test.c : Declare lib3_default().
2085 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2086 * exclude_libs_test_3.c: New file.
2088 2009-05-26 Nick Clifton <nickc@redhat.com>
2090 * po/id.po: New Indonesian translation.
2091 * po/gold.pot: Updated template file.
2093 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2095 * testsuite/Makefile.am: Add -ffunction-sections to compile
2096 gc_comdat_test files. Add -Wl,--gc-sections to build
2098 * testsuite/Makefile.in: Regenerate.
2099 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2101 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2103 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2104 kept comdat section was garbage collected.
2105 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2106 * testsuite/Makefile.in: Regenerate.
2107 * testsuite/gc_comdat_test.sh: New file.
2108 * testsuite/gc_comdat_test_1.cc: New file.
2109 * testsuite/gc_comdat_test_2.cc: New file.
2111 2009-05-19 Doug Kwan <dougkwan@google.com>
2113 * archive.cc (Archive::Archive): Move constructor from archive.h
2114 to here. Initialize no_export_.
2115 (Archive::get_elf_object_for_member): Set no_export flag of object.
2116 * archive.h (Archive::Archive): Move constructor body to
2118 (Archive::no_export): New method.
2119 (Archive::no_export_): New field.
2120 * object.h (Object::Object): Initialize no_export_ to false.
2121 (Object::no_export, Object::set_no_export): New methods.
2122 (Object::no_export_): New field.
2123 * options.cc (General_options::parse_exclude_libs): New method.
2124 (General_options::check_excluded_libs) Same.
2125 * options.h (exclude_libs): New option.
2126 (General_options::check_excluded_libs): New method declaration.
2127 (General_options::excluded_libs_): New field.
2128 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2129 default or protected visibility if an object has no-export flag set.
2130 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2131 (check_SCRIPTS): Add exclude_libs_test.sh.
2132 (check_DATA): Add exclude_libs_test.syms.
2133 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2134 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2135 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2136 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2137 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2138 libexclude_libs_test_2.a): New rules.
2139 * testsuite/Makefile.in: Regenerate.
2140 * testsuite/exclude_libs_test.c: New file.
2141 * testsuite/exclude_libs_test.sh: Ditto.
2142 * testsuite/exclude_libs_test_1.c: Ditto.
2143 * testsuite/exclude_libs_test_2.c: Ditto.
2145 2009-05-15 Ian Lance Taylor <iant@google.com>
2147 * configure.ac: Check for declarations for cases where libiberty.h
2148 checks HAVE_DECL_xxx.
2149 * configure, config.in: Rebuild.
2151 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2153 * gold.h (Incremental_argument_list): Remove (invalid) forward
2155 * incremental.cc (Incremental_inputs::report_achive): New method.
2156 (Incremental_inputs::report_object): New method.
2157 (Incremental_inputs::report_script): New method.
2158 (Incremental_inputs::finalize_inputs): New method.
2159 (Incremental_inputs::finalize): Call finalize_inputs().
2160 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2161 Create inputs entries.
2162 * incremental.h (Incremental_input_type): New enum.
2163 (Incremental_inputs::Incremental_input): Initialize new fields.
2164 (Incremental_inputs::report_inputs): New method.
2165 (Incremental_inputs::report_achive): New method.
2166 (Incremental_inputs::report_object): New method.
2167 (Incremental_inputs::report_script): New method.
2168 (Incremental_inputs::finalize_inputs): New method.
2169 (Incremental_inputs::Input_info): New struct.
2170 (Incremental_inputs::Input_info_map): New typedef.
2171 (Incremental_inputs::lock_): New field.
2172 (Incremental_inputs::Inputs_): New field.
2173 (Incremental_inputs::Inputs_map): New field.
2174 * main.cc (main): Call Incremental_input::report_inputs.
2175 * options.h (Input_argument_list): Typedef moved from
2177 (Input_file_group::Files): Remove, use ::Input_argument_list.
2178 (Input_file_group::Input_argument_list): Remove, use
2179 ::Input_argument_list.
2180 * plugin.cc (Plugin_manager::add_input_file): Add error in
2182 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2184 * script.cc (read_input_script): Call
2185 Incremental_input::report_script.
2186 * script.h (Script_info): New class.
2188 2009-04-27 Ian Lance Taylor <iant@google.com>
2190 * x86_64.cc (do_adjust_output_section): Set entsize to
2193 2009-04-23 Elliott Hughes <enh@google.com>
2195 * output.cc (Output_file::close): After short writes, continue
2196 writing from the correct offset in the buffer being written.
2198 2009-04-23 Chris Demetriou <cgd@google.com>
2200 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2201 * configure: Regenerate.
2202 * config.in: Regenerate.
2203 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2204 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2206 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2208 * incremental.cc (Incremental_inputs_header_data): Renamed from
2209 Incremental_input_header_data.
2210 (Incremental_inputs_header_data::data_size): New field.
2211 (Incremental_inputs_header_data::put_input_file_count): Renamed
2212 from input_file_count.
2213 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2214 from command_line_offset.
2215 (Incremental_inputs_header_data::put_reserved): Renamed from
2217 (Incremental_inputs_entry_data): Renamed from
2218 Incremental_input_entry_data.
2219 (Incremental_inputs_entry_data::data_size): New field.
2220 (Incremental_inputs::report_command_line): New method.
2221 (Incremental_inputs::finalize): New method.
2222 (Incremental_inputs::create_incremental_inputs_data): New method.
2223 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2224 * incremental.h: New file.
2225 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2226 (Layout::finalize): Create incremental inputs section in
2228 (Layout::create_incremental_info_sections): New method.
2229 * layout.h (Layout::incremental_inputs): New method.
2230 (Layout::create_incremental_info_sections): New method.
2231 (Layout::incremental_inputs_): New field.
2232 * main.cc (main): Notify Incremental_input of the command line.
2234 2009-04-01 Ian Lance Taylor <iant@google.com>
2235 Mikolaj Zalewski <mikolajz@google.com>
2237 * gold.h (reserve_unordered_map): Define, three versions, one for
2238 each version of Unordered_map.
2239 * layout.cc (Layout::Layout): Remove options parameter. Add
2240 number_of_input_files parameter. Don't initialize options_.
2241 Initialize number_of_input_files_ and resized_signatures_. Move
2242 sections_are_attached_.
2243 (Layout::layout_group): Reserve space for group_signatures_.
2244 (Layout::find_or_add_kept_section): Change name parameter to be a
2245 reference. Resize signatures_ map when it gets large enough.
2246 (Layout::layout_eh_frame): Use parameters->options() instead of
2248 (Layout::make_output_section): Likewise.
2249 (Layout::attach_allocated_section_to_segment): Likewise.
2250 (Layout::finalize, Layout::create_executable_stack): Likewise.
2251 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2252 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2253 * layout.h (class Layout): Update declarations. Remove options_
2254 field. Add number_of_input_files_ and resized_signatures_
2255 fields. Move sections_are_attached_ field.
2256 * main.cc (main): Pass number of input files to Layout
2257 constructor. Don't pass options.
2259 2009-03-30 Ian Lance Taylor <iant@google.com>
2261 * ffsll.c (ffsll): Correct implementation.
2263 2009-03-27 Ian Lance Taylor <iant@google.com>
2265 * ffsll.c: New file.
2266 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2267 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2268 * ftruncate.c (ftruncate): Declare before definition.
2269 * mremap.c (mremap): Likewise.
2270 * pread.c (pread): Likewise.
2271 * configure, Makefile.in, config.in: Rebuild.
2273 * mremap.c: New file.
2274 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2275 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2276 (mremap): Declare if HAVE_MREMAP is not defined.
2277 * configure, Makefile.in, config.in: Rebuild.
2279 2009-03-27 Cary Coutant <ccoutant@google.com>
2281 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2282 position independent.
2283 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2284 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2286 2009-03-24 Cary Coutant <ccoutant@google.com>
2288 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2290 (needs_dynamic_reloc): Likewise.
2292 2009-03-24 Ian Lance Taylor <iant@google.com>
2294 * yyscript.y (file_cmd): Recognize EXTERN.
2295 (extern_name_list, extern_name_list_body): New nonterminals.
2296 * script.cc (script_add_extern): Define.
2297 * script-c.h (script_add_extern): Declare.
2299 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2301 * object.cc (is_elf_object): Define.
2302 * object.h (is_elf_object): Declare.
2303 * archive.cc (Archive::get_elf_object_for_member): Call
2305 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2307 2009-03-24 Elliott Hughes <enh@google.com>
2309 * output.cc (Output_file::map_anonymous): Define.
2310 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2311 try an anonymous one. Report the size if the mmap fails.
2312 * output.h (class Output_file): Declare map_anonymous.
2314 2009-03-24 Ian Lance Taylor <iant@google.com>
2316 * target-select.cc (instantiate_target): Don't acquire the lock if
2317 the instantiated_target_ field has already been set.
2319 2009-03-23 Ian Lance Taylor <iant@google.com>
2321 * gold-threads.h (class Initialize_lock): Define.
2322 * gold-threads.cc (class Initialize_lock_once): Define.
2323 (initialize_lock_control): New static variable.
2324 (initialize_lock_pointer): New static variable.
2325 (initialize_lock_once): New static function.
2326 (Initialize_lock::Initialize_lock): Define.
2327 (Initialize_lock::initialize): Define.
2328 * target-select.h: Include "gold-threads.h".
2329 (class Target_selector): Add lock_ and initialize_lock_ fields.
2330 Don't define instantiate_target, just declare it.
2331 * target-select.cc (Target_selector::Target_selector): Initialize
2333 (Target_selector::instantiate_target): Define.
2334 * descriptors.h: Include "gold-threads.h".
2335 (class Descriptors): Add initialize_lock_ field.
2336 * descriptors.cc (Descriptors::Descriptors): Initialize new
2338 (Descriptors::open): Use initialize_lock_ field
2339 * errors.h (class Errors): Add initialize_lock_ field.
2340 * errors.cc (Errors::Errors): Initialize new field.
2341 (Errors::initialize_lock): Use initialize_lock_ field.
2342 * powerpc.cc (class Target_selector_powerpc): Remove
2343 instantiated_target_ field. In do_recognize call
2344 instantiate_target rather than do_instantiate_target. In
2345 do_instantiate_target just allocate a new target.
2346 * sparc.cc (class Target_selector_sparc): Likewise.
2348 * freebsd.h: New file.
2349 * i386.cc: Include "freebsd.h".
2350 (Target_i386): Derive from Target_freebsd rather than
2352 (Target_selector_i386): Derive from Target_selector_freebsd rather
2353 than Target_selector.
2354 * x86_64.cc: Include "freebsd.h".
2355 (Target_x86_64): Derive from Target_freebsd rather than
2357 (Target_selector_x86_64): Derive from Target_selector_freebsd
2358 rather than Target_selector.
2359 * target.h (class Target): Add adjust_elf_header and
2360 do_adjust_elf_header.
2361 * output.cc (Output_file_header:: do_sized_write): Call target
2362 adjust_elf_header routine.
2363 * configure.tgt: Set targ_osabi.
2364 * configure.ac: Define GOLD_DEFAULT_OSABI.
2365 * parameters.cc (Parameters::default_target): Pass
2366 GOLD_DEFAULT_OSABI to select_target.
2367 * target-select.h (class Target_selector): Make instantiate_target
2368 protected rather than private.
2369 * Makefile.am (HFILES): Add freebsd.h.
2370 * configure, Makefile.in, config.in: Rebuild.
2372 * merge.cc (do_add_input_section): Correct pend value. Change
2373 message about last entry not being null terminated from error to
2376 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2378 * incremental.cc: New file.
2379 * Makefile.am (CCFILES): Add incremental.cc.
2380 * Makefile.in: Rebuild.
2382 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2384 * layout.cc (Layout::output_section_name): Preserve names
2385 of '.note.' sections.
2387 2009-03-19 Ian Lance Taylor <iant@google.com>
2389 * descriptors.cc (Descriptors::open): Check that the options are
2390 valid before using them.
2392 2009-03-18 Ian Lance Taylor <iant@google.com>
2394 * script-sections.h: Include <list>.
2395 (class Script_sections): Change Sections_elements from std::vector
2396 to std::list. Typedef public Elements_iterator. Add
2397 orphan_section_placement_, data_segment_align_start_, and
2398 saw_data_segment_align_ fields. Remove data_segment_align_index_
2400 * script-sections.cc (class Orphan_section_placement): New class.
2401 (class Sections_element): Add virtual functions is_relro and
2402 orphan_section_init. Remove virtual function place_orphan_here.
2403 (class Output_section_definition): Add is_relro and
2404 orphan_section_init. Remove place_orphan_here.
2405 (class Orphan_output_section): Likewise.
2406 (Script_sections::Script_sections): Update for field changes.
2407 (Script_sections::data_segment_align): Set saw_data_segment_align_
2408 and data_segment_align_start_, not data_segment_align_index.
2409 (Script_sections::data_segment_relro_end): Check
2410 saw_data_segment_align_. Use data_segment_align_start_ rather
2411 than data_segment_align_index_.
2412 (Script_sections::place_orphan): Rewrite to use
2413 Orphan_section_placement.
2415 2009-03-17 Ian Lance Taylor <iant@google.com>
2417 * archive.cc (Archive::add_symbols): Check for a version attached
2418 to the symbol name in the archive map.
2419 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2420 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2421 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2422 (ver_test_11.a): New target.
2423 * testsuite/Makefile.in: Rebuild.
2425 * configure.ac: Check for chsize and posix_fallocate. Replace
2427 * ftruncate.c: New file, from gnulib.
2428 * output.cc (posix_fallocate): Define dummy version if not
2429 HAVE_POSIX_FALLOCATE.
2430 (Output_file::map): Call posix_fallocate rather than lseek and
2432 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2433 * configure, Makefile.in, config.in: Rebuild.
2435 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2437 * layout.h (Layout::create_note): Add section_name parameter.
2438 * layout.cc (Layout::create_note): Likewise.
2439 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2441 2009-03-17 Ian Lance Taylor <iant@google.com>
2443 * descriptors.cc: Include "options.h".
2444 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2445 (Descriptors::open): Always use O_CLOEXEC when opening a new
2446 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2447 then set FD_CLOEXEC.
2449 * sparc.cc (class Target_sparc): Add has_got_section.
2450 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2451 make sure we have a GOT section.
2453 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2454 (Target_sparc::Scan::local): Likewise.
2455 (Target_sparc::Scan::global): Likewise.
2456 (Target_sparc::Relocate::relocate): Likewise.
2457 (Target_sparc::Relocate::relocate_tls): Likewise.
2459 * symtab.cc (Symbol_table::define_default_version): New function,
2460 broken out of add_from_object.
2461 (Symbol_table::add_from_object): Call define_default_version.
2462 (Symbol_table::define_special_symbol): Add resolve_oldsym
2463 parameter. Change all callers. If the version for a symbol comes
2464 from a version script, resolve it with the symbol with the same
2465 name with no version. Also add the symbol without a version if
2467 (do_define_in_output_data): If resolving with oldsym, don't delete
2469 (do_define_in_output_segment): Likewise.
2470 (do_define_as_constant): Likewise.
2471 * symtab.h (class Symbol_table): Update declarations.
2473 2009-03-13 Ian Lance Taylor <iant@google.com>
2475 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2476 (Read_symbols::requeue): New function.
2477 (Read_symbols::do_read_symbols): If make_elf_object fails because
2478 the target type is not configured, and the file was searched for,
2479 issue a warning and retry with the next directory.
2480 (Add_symbols::run): If the file has an incompatible format, and
2481 it was searched for, requeue the Read_symbols task. On error,
2483 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2484 dirindex parameter to constructor. Change all callers. Declare
2485 incompatible_warning and requeue.
2486 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2487 input_argument_ and input_group_ fields. Add them to
2488 constructor. Change all callers.
2489 (class Read_script): Add dirindex_ field. Add it to constructor.
2491 * archive.cc (Archive::setup): Remove input_objects parameter.
2493 (Archive::get_file_and_offset): Likewise.
2494 (Archive::read_all_symbols): Likewise.
2495 (Archive::read_symbols): Likewise.
2496 (Archive::get_elf_object_for_member): Remove input_objects
2497 parameter. Add punconfigured parameter. Change all callers.
2498 (Archive::add_symbols): Change return type to bool. Check return
2499 value of include_member.
2500 (Archive::include_all_members): Likewise.
2501 (Archive::include_member): Change return type to bool. Return
2502 false if first included object has incompatible target. Set
2503 included_member_ field.
2504 (Add_archive_symbols::run): If add_symbols returns false, requeue
2506 * archive.h (class Archive): Add included_member_ field.
2507 Initialize it in constructor. Add input_file and searched_for
2508 methods. Update declarations.
2509 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2510 input_argument_ fields. Add them to constructor. Change all
2512 * script.cc: Include "target-select.h".
2513 (class Parser_closure): Add skip_on_incompatible_target_ and
2514 found_incompatible_target_ fields. Add
2515 skip_on_incompatible_target parameter to constructor. Change all
2516 callers. Add methods skip_on_incompatible_target,
2517 clear_skip_on_incompatible_target, found_incompatible_target, and
2518 set_found_incompatible_target.
2519 (read_input_script): Add dirindex parameter. Change all callers.
2520 If parser finds an incompatible target, requeue Read_symbols
2522 (script_set_symbol): Clear skip_on_incompatible_target in
2524 (script_add_assertion, script_parse_option): Likewise.
2525 (script_start_sections, script_add_phdr): Likewise.
2526 (script_check_output_format): New function.
2527 * script.h (read_input_script): Update declaration.
2528 * script-c.h (script_check_output_format): Declare.
2529 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2530 (ignore_cmd): Remove OUTPUT_FORMAT.
2531 * fileread.cc (Input_file::Input_file): Add explicit this.
2532 (Input_file::will_search_for): New function.
2533 (Input_file::open): Add pindex parameter. Change all callers.
2534 * fileread.h (class Input_file): Add input_file_argument method.
2535 Declare will_search_for. Update declarations.
2536 * object.cc (make_elf_object): Add punconfigured parameter.
2538 * object.h (class Object): Make input_file public. Add
2539 searched_for method.
2540 (make_elf_object): Update declaration.
2541 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2543 * dirsearch.h (class Dirsearch): Update declaration.
2544 * options.h (class General_options): Add --warn-search-mismatch.
2545 * parameters.cc (Parameters::is_compatible_target): New function.
2546 * parameters.h (class Parameters): Declare is_compatible_target.
2547 * workqueue.cc (Workqueue::add_blocker): New function.
2548 * workqueue.h (class Workqueue): Declare add_blocker.
2550 * fileread.cc (Input_file::open): Remove options parameter.
2552 (Input_file::open_binary): Likewise.
2553 * script.cc (read_input_script): Likewise.
2554 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2555 options parameter from constructor. Change all callers.
2556 (class Read_script): Likewise.
2557 * fileread.h (class Input_file): Update declarations.
2558 * script.h (read_input_script): Update declaration.
2560 2009-03-10 Nick Clifton <nickc@redhat.com>
2562 * po/es.po: New Spanish translation.
2564 2009-03-06 Cary Coutant <ccoutant@google.com>
2566 * options.cc (parse_short_option): Keep dash_z from registering itself.
2568 2009-03-03 Ian Lance Taylor <iant@google.com>
2571 * target-reloc.h (relocate_section): Pass output_section to
2573 * i386.cc (Target_i386::should_apply_static_reloc): Add
2574 output_section parameter. Change all callers.
2575 (Target_i386::Relocate::relocate): Add output_section parameter.
2576 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2577 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2578 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2579 * testsuite/two_file_shared.sh: New script.
2580 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2581 (check_DATA): Add two_file_shared.dbg.
2582 (two_file_shared.dbg): New target.
2583 * testsuite/Makefile.in: Rebuild.
2585 2009-03-01 Ian Lance Taylor <iant@google.com>
2587 * configure.ac: Check for byteswap.h.
2588 * configure: Rebuild.
2589 * config.in: Rebuild.
2591 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2593 * layout.cc (Layout::find_or_add_kept_section): New function.
2594 (Layout::add_comdat): Removed.
2595 * layout.h (struct Kept_section): Move out of class Layout.
2596 Remove trailing underscores from field names. Add group_sections
2597 field. Rename group_ field to is_group. Change all uses.
2598 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2599 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2600 comdat_groups_ field.
2601 (Sized_relobj::include_section_group): Use
2602 find_or_add_kept_section and Kept_section::group_sections.
2603 (Sized_relobj::include_linkonce_section): Likewise.
2604 * object.cc (class Sized_relobj): Don't define Comdat_group or
2605 Comdat_group_table. Remove find_comdat_group and
2606 add_comdat_group. Remove comdat_groups_ field.
2607 * plugin.cc (include_comdat_group): Use
2608 Layout::find_or_add_kept_section.
2610 2009-02-28 Ian Lance Taylor <iant@google.com>
2612 * README: --gc-sections and map files are now supported. Document
2613 some build requirements.
2616 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2617 relocatable link set the value of the section symbol to zero.
2618 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2619 relocatable link don't include the section address in the local
2622 2009-02-27 Ian Lance Taylor <iant@google.com>
2625 * options.h (class Search_directory): Add is_system_directory.
2626 (class General_options): Declare is_in_system_directory.
2627 * options.cc (get_relative_sysroot): Make static.
2628 (get_default_sysroot): Make static.
2629 (General_optoins::is_in_system_directory): New function.
2630 * fileread.cc (Input_file::is_in_system_directory): New function.
2631 * fileread.h (class Input_file): Declare is_in_system_directory.
2632 * object.h (class Object): Add is_in_system_directory.
2633 (class Input_objects): Remove system_library_directory_ field.
2634 * object.cc (Input_objects::add_object): Don't set
2635 system_library_directory_.
2636 (input_objects::found_in_system_library_directory): Remove.
2637 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2638 parameter. Change all callers.
2639 (Symbol_table::sized_write_globals): Likewise.
2640 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2641 Call Object::is_in_system_directory.
2642 * symtab.h (class Symbol_table): Update declarations.
2645 * descriptors.h (Open_descriptor): Add is_on_stack field.
2646 * descriptors.cc (Descriptors::open): If the descriptor is on the
2647 top of the stack, remove it. Initialize is_on_stack field.
2648 (Descriptors::release): Only add pod to stack if it is not on the
2650 (Descriptors::close_some_descriptor): Clear stack_next and
2654 * output.cc (Output_section::find_starting_output_address): Rename
2655 from starting_output_address; add PADDR parameter; change return
2657 * output.h (class Output_section): Declare
2658 find_starting_output_address instead of starting_output_address.
2659 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2660 section symbol for which we can't find a merge section.
2663 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2664 hidden or internal, force the symbol to be local.
2665 * resolve.cc (Symbol::override_visibility): Define.
2666 (Symbol::override_base): Use override_visibility.
2667 (Symbol_table::resolve): Likewise.
2668 (Symbol::override_base_with_special): Likewise.
2669 (Symbol_table::override_with_special): If the visibility is hidden
2670 or internal, force the symbol to be local.
2671 * symtab.h (class Symbol): Add set_visibility and
2672 override_visibility.
2673 * testsuite/ver_test_1.sh: New file.
2674 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2675 (check_DATA): Add ver_test_1.syms.
2676 (ver_test_1.syms): New target.
2677 * testsuite/Makefile.in: Rebuild.
2679 2009-02-25 Cary Coutant <ccoutant@google.com>
2681 * layout.cc (Layout::choose_output_section): Don't rename sections
2682 when using a linker script that has a SECTIONS clause.
2683 * Makefile.in: Regenerate.
2685 * testsuite/Makefile.am (script_test_5.sh): New test case.
2686 * testsuite/Makefile.in: Regenerate.
2687 * testsuite/script_test_5.cc: New file.
2688 * testsuite/script_test_5.sh: New file.
2689 * testsuite/script_test_5.t: New file.
2691 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2693 * archive.cc (Archive::include_member): Update calls to add_symbols.
2694 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2695 the Layout argument.
2696 * dynobj.h (do_add_symbols): Add the Layout argument.
2697 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2699 * object.h (Object::add_symbols): Add the Layout argument.
2700 (Object::do_add_symbols): Add the Layout argument.
2701 (Sized_relobj::do_add_symbols): Add the Layout argument.
2702 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2703 Unify the two versions.
2704 (Add_plugin_symbols): Remove.
2705 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2706 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2707 (Add_plugin_symbols): Remove.
2708 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2709 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2710 (Add_symbols::run): Make it work with Pulginobj.
2712 2009-02-06 Ian Lance Taylor <iant@google.com>
2714 * object.cc (Sized_relobj::do_layout): Make info message start
2715 with lower case letter.
2717 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2719 * binary.cc: Fix file comment.
2721 * options.h (enum Incremental_disposition): Define.
2722 (class General_options): Add new options: --incremental,
2723 --incremental_changed, --incremental_unchanged,
2724 --incremental_unknown. Add incremental_disposition_ and
2725 implicit_incremental_ fields.
2726 (General_options::incremental_disposition): New function.
2727 (class Position_dependent_options): Add incremental_disposition
2729 (Position_dependent_options::copy_from_options): Set incremental
2731 * options.cc (General_options::parse_incremental_changed): New
2733 (General_options::parse_incremental_unchanged): New function.
2734 (General_options::parse_incremental_unknown): New function.
2735 (General_options::General_options): Initialize new fields
2736 incremental_disposition_ and implicit_incremental_.
2737 (General_options::finalize): Check for uasge of --incremental-*
2738 without --incremental.
2740 2009-02-06 Chris Demetriou <cgd@google.com>
2742 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2743 pointer and to report location as the file name associated with
2745 (gold_undefined_symbol_at_location): New function to replace the
2746 old gold_undefined_symbol functionality.
2747 * target-reloc.h (relocate_section): Update to use
2748 gold_undefined_symbol_at_location.
2749 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2750 Call gold_undefined_symbol function rather than gold_error.
2751 * errors.h (Errors::undefined_symbol): Take location as a
2752 string, rather than calculating it from a relocation.
2753 * errors.cc (Errors::fatal): Print "fatal error:" before the
2755 (Errors::error, Errors::error_at_location): Print "error: "
2756 before the formatted message.
2757 (Errors::undefined_symbol): Take location as a string, rather
2758 than calculating it from a relocation.
2759 (gold_undefined_symbol_at_location): New function akin to
2760 old gold_undefined_symbol, calculates location from relocation.
2761 (gold_undefined_symbol): Change to take only a Symbol pointer
2762 and to report location as the file name associated with the symbol.
2763 * testsuite/debug_msg.sh: Update for changed error messages.
2764 * testsuite/undef_symbol.sh: Likewise.
2766 2009-02-04 Duncan Sands <baldrick@free.fr>
2769 * reduced_debug_output.h
2770 (Output_reduced_debug_abbrev_section::failed): Use format for
2772 (Output_reduced_debug_info_section::faild): Likewise.
2774 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2776 * script.cc (Lazy_demangler): New class.
2777 (Version_script_info::get_symbol_version_helper): Demangle a
2780 2009-01-29 Cary Coutant <ccoutant@google.com>
2782 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2784 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2786 2009-01-28 Ian Lance Taylor <iant@google.com>
2788 * version.cc (version_string): Bump to 1.9.
2790 * gold.h: Include <cstring> and <stdint.h>.
2791 * version.cc: Include <cstdio>.
2792 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2794 * reduced_debug_output.cc (insert_into_vector): Rename from
2795 Insert_into_vector; change all callers. Use Swap_unaligned to
2796 avoid aliasing issue; remove union since it is unnecessary.
2798 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2800 * Makefile.am (CCFILES): Add gc.cc.
2802 * Makefile.in: Regenerate.
2803 * gold.cc (Gc_runner): New class.
2804 (queue_initial_tasks): Call garbage collection related tasks
2805 when corresponding options are invoked.
2806 (queue_middle_gc_tasks): New function.
2807 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2808 processed early before laying out sections during garbage collection.
2809 * gold.h (queue_middle_gc_tasks): New function.
2810 (is_prefix_of): Move from "layout.cc".
2811 * i386.cc (Target_i386::gc_process_relocs): New function.
2812 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2813 * main.cc (main): Create object of class "Garbage_collection".
2814 * object.cc (Relobj::copy_symbols_data): New function.
2815 (Relobj::is_section_name_included): New function.
2816 (Sized_relobj::do_layout): Allow this function to be called twice
2817 during garbage collection and defer layout of section during the
2819 * object.h (Relobj::get_symbols_data): New function.
2820 (Relobj::is_section_name_included): New function.
2821 (Relobj::copy_symbols_data): New function.
2822 (Relobj::set_symbols_data): New function.
2823 (Relobj::get_relocs_data): New function.
2824 (Relobj::set_relocs_data): New function.
2825 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2826 (Relobj::gc_process_relocs): New function.
2827 (Relobj::do_gc_process_relocs): New pure virtual function.
2828 (Relobj::sd_): New data member.
2829 (Sized_relobj::is_output_section_offset_invalid): New function.
2830 (Sized_relobj::do_gc_process_relocs): New function.
2831 * options.h (General_options::gc_sections): Modify to not be a no-op.
2832 (General_options::print_gc_sections): New option.
2833 * plugin.cc (Plugin_finish::run): Remove function call to
2834 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2835 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2836 * reloc.cc (Read_relocs::run): Add task to process relocs and
2837 determine unreferenced sections when doing garbage collection.
2838 (Gc_process_relocs): New class.
2839 (Sized_relobj::do_gc_process_relocs): New function.
2840 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2841 sections that are garbage collected.
2842 * reloc.h (Gc_process_relocs): New class.
2843 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2844 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2845 symbols whose corresponding sections are garbage collected.
2846 (Symbol_table::Symbol_table): Add new parameter for the garbage
2848 (Symbol_table::gc_mark_undef_symbols): New function.
2849 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2850 (Symbol_table::gc_mark_dyn_syms): New function.
2851 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2853 (Symbol_table::add_from_object): Likewise.
2854 (Symbol_table::add_from_relobj): When building shared objects, do not
2855 treat externally visible symbols as garbage.
2856 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2857 table information for static and relocatable links.
2858 * symtab.h (Symbol_table::set_gc): New function.
2859 (Symbol_table::gc): New function.
2860 (Symbol_table::gc_mark_undef_symbols): New function.
2861 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2862 (Symbol_table::gc_mark_dyn_syms): New function.
2863 (Symbol_table::gc_): New data member.
2864 * target.h (Sized_target::gc_process_relocs): New pure virtual
2866 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2867 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2869 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2871 * options.h (General_options::gc_sections): Define as a no-op for now.
2872 (General_options::no_keep_memory): Ditto.
2873 (General_options::Bshareable): Define.
2874 * options.cc (General_options::finalize): Honor -Bshareable.
2876 2009-01-20 Andreas Schwab <schwab@suse.de>
2878 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2879 read the value in the contents, since we don't use it. Use the
2880 template endianness when writing.
2881 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2883 2009-01-19 Andreas Schwab <schwab@suse.de>
2885 * configure.tgt (powerpc64-*): Fix targ_obj.
2887 2009-01-15 Ian Lance Taylor <iant@google.com>
2889 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2890 local symbols when stripping all symbols.
2892 2009-01-14 Cary Coutant <ccoutant@google.com>
2894 * output.cc (Output_reloc): Add explicit instantiations.
2896 2009-01-14 Cary Coutant <ccoutant@google.com>
2898 * archive.cc (Archive::get_elf_object_for_member): Remove call
2899 to File_read::claim_for_plugin.
2900 * descriptors.cc (Descriptors::open): Remove reference to
2902 (Descriptors::claim_for_plugin): Remove.
2903 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2904 (Descriptors::is_claimed): Remove.
2905 (claim_descriptor_for_plugin): Remove.
2906 * fileread.cc (File_read::claim_for_plugin): Remove.
2907 * fileread.h (File_read::claim_for_plugin): Remove.
2908 (File_read::descriptor): Reopen descriptor if necessary.
2909 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2910 (Plugin_manager::all_symbols_read): Add task parameter. Change
2912 (Plugin_manager::get_input_file): New function.
2913 (Plugin_manager::release_input_file): New function.
2914 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2915 corresponding data member.
2916 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2917 and pass to base constructor. Change all callers.
2918 (get_input_file, release_input_file): New functions.
2919 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2920 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2921 (Plugin_manager::all_symbols_read): Add task parameter.
2922 (Plugin_manager::get_input_file): New function.
2923 (Plugin_manager::release_input_file): New function.
2924 (Plugin_manager::task_): New data member.
2925 (Pluginobj::Pluginobj): Add filesize parameter.
2926 (Pluginobj::filename): New function.
2927 (Pluginobj::descriptor): New function.
2928 (Pluginobj::filesize): New function.
2929 (Pluginobj::filesize_): New data member.
2930 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2931 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2932 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2934 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2935 with archive libraries.
2936 * testsuite/Makefile.in: Regenerate.
2937 * testsuite/plugin_test.c (struct sym_info): New type.
2938 (get_input_file, release_input_file): New static variables.
2939 (onload): Capture new transfer vector entries.
2940 (claim_file_hook): Stop reading at end of file according to filesize.
2941 Factor out parsing of readelf output into separate function.
2942 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2943 APIs and get the source file name from the symbol table. Convert
2944 source file name to corresponding object file name. Print info
2945 message when adding new input files.
2946 (parse_readelf_line): New function.
2947 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2948 * testsuite/plugin_test_2.sh: Likewise.
2949 * testsuite/plugin_test_3.sh: Likewise.
2950 * testsuite/plugin_test_4.sh: New test case.
2952 2009-01-07 Ian Lance Taylor <iant@google.com>
2954 * version.cc (version_string): Bump to 1.8.
2956 2008-12-23 Cary Coutant <ccoutant@google.com>
2958 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2959 * plugin.cc (Plugin_manager::finish): Rename as
2960 layout_deferred_objects. Move cleanup to separate function.
2961 (Plugin_manager::cleanup): New function.
2962 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2964 * plugin.h (Plugin_manager::finish): Rename as
2965 layout_deferred_objects.
2966 (Plugin_manager::cleanup): New function.
2967 (Plugin_manager::cleanup_done): New field.
2969 2008-12-23 Cary Coutant <ccoutant@google.com>
2971 * plugin.cc (is_visible_from_outside): New function.
2972 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2973 so we don't return "IR only" status for exported symbols or -r links.
2975 * testsuite/Makefile.am (plugin_test_3): New test case.
2976 * testsuite/Makefile.in: Regenerate.
2977 * testsuite/plugin_test_3.sh: New file.
2979 2008-12-22 Cary Coutant <ccoutant@google.com>
2981 * object.cc (Sized_relobj::layout_section): New function.
2982 (Sized_relobj::do_layout): Defer layout of input sections until after
2983 plugin has provided replacement files.
2984 (Sized_relobj::do_layout_deferred_sections): New function.
2985 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2986 (Relobj::layout_deferred_sections): New function.
2987 (Relobj::do_layout_deferred_sections): New function.
2988 (Sized_relobj::do_layout_deferred_sections): New function.
2989 (Sized_relobj::layout_section): New function.
2990 (Sized_relobj::Deferred_layout): New structure.
2991 (Sized_relobj::deferred_layout_): New field.
2992 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2993 Change all callers. Layout deferred sections.
2994 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2996 (Plugin_hook::run): Move code from do_plugin_hook inline.
2997 (Plugin_hook::do_plugin_hook): Remove.
2998 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2999 (Plugin_manager::finish): Renamed, was cleanup.
3000 (Plugin_manager::should_defer_layout): New function.
3001 (Plugin_manager::add_deferred_layout_object): New function.
3002 (Plugin_manager::Deferred_layout_list): New type.
3003 (Plugin_manager::deferred_layout_objects_): New field.
3004 (Plugin_hook::do_plugin_hook): Remove.
3006 2008-12-17 Ian Lance Taylor <iant@google.com>
3008 * options.h (class General_options): Add --no case for
3011 2008-12-16 Cary Coutant <ccoutant@google.com>
3013 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3015 (Plugin_manager::claim_file): Create plugin object even if
3016 plugin did not call the add_symbols callback.
3017 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3018 asking for more symbols than were added.
3019 * testsuite/Makefile.am (plugin_test_1): Add test case with
3021 (empty.syms): New target.
3022 * testsuite/Makefile.in: Regenerate.
3023 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3024 message. Don't call add_symbols if no globals.
3025 (all_symbols_read_hook): Don't provide replacement for empty
3028 2008-12-12 Ian Lance Taylor <iant@google.com>
3030 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3031 r_type == 0 for a local symbol with r_sym == 0.
3032 (scan_relocatable_relocs): Pass r_sym to
3033 local_non_section_strategy.
3034 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3037 * configure.ac: Update test for TLS descriptors: they are
3038 supported as of glibc 2.9.
3039 * configure: Rebuild.
3041 2008-12-11 Ian Lance Taylor <iant@google.com>
3044 * target-reloc.h (Default_scan_relocatable_relocs): For each
3045 function, map r_type == 0 to RELOC_DISCARD.
3047 2008-12-10 Cary Coutant <ccoutant@google.com>
3049 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3050 object to override a kept COMDAT group from a plugin object.
3052 2008-12-09 Ian Lance Taylor <iant@google.com>
3055 * yyscript.y (file_cmd): Handle INPUT.
3057 * testsuite/initpri1.c: Change all declarations to be full
3058 prototypes by adding void, to avoid compiler warnings.
3060 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3062 * options.cc (General_options::parse_plugin_opt): New.
3063 (General_options::add_plugin): The argument now is just the filename.
3064 (General_options::add_plugin_option): New.
3065 * options.h (plugin_opt): New.
3066 (add_plugin): Change argument name.
3067 (add_plugin_option): New.
3068 * plugin.cc (Plugin::load): Don't parse the plugin option.
3069 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3070 (Plugin::add_option): New.
3071 (Plugin::args_): Change type.
3072 (Plugin::filename_): New.
3073 (Plugin_manager::add_plugin_option): New.
3074 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3075 * testsuite/Makefile.in: Regenerate.
3077 2008-12-05 Cary Coutant <ccoutant@google.com>
3079 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3080 Handle --strip-lto-sections option.
3081 * options.h (strip_lto_sections): New option.
3083 2008-12-01 Cary Coutant <ccoutant@google.com>
3085 * plugin.cc (ld_plugin_message): Change format parameter to const.
3086 Fix mismatch between new[] and delete.
3088 2008-11-14 Cary Coutant <ccoutant@google.com>
3090 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3093 2008-11-05 Craig Silverstein <csilvers@google.com>
3095 * options.cc (General_options::parse_dynamic_list): New function.
3096 * options.h (General_options): New flags dynamic_list,
3097 dynamic_list_data, dynamic_list_cpp_new, and
3098 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3099 (General_options::in_dynamic_list): New function.
3100 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3101 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3102 (Lex::can_continue_name): Likewise.
3104 (read_script_file): New parameter script_options.
3105 (read_dynamic_list): New function.
3106 (Script_options::define_dynamic_list): New function.
3107 (dynamic_list_keyword_parsecodes): New variable.
3108 (dynamic_list_keywords): New variable.
3109 * script.h (Script_options::define_dynamic_list): New function
3111 (read_dynamic_list): New function prototype.
3112 * symtab.cc (strprefix): New macro.
3113 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3114 dynamic_list_data, dynamic_list_cpp_new, and
3115 dynamic_list_cpp_typeinfo.
3116 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3117 (dynamic_list_expr): New rule.
3118 (dynamic_list_nodes): Likewise.
3119 (dynamic_list_node): Likewise.
3120 * testsuite/Makefile.am (dynamic_list): New test.
3121 * testsuite/Makefile.in: Regenerated.
3122 * testsuite/dynamic_list.t: New file.
3123 * testsuite/dynamic_list.sh: New file.
3125 2008-11-05 Craig Silverstein <csilvers@google.com>
3127 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3128 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3129 (t11_last): Likewise.
3130 * testsuite/ver_test_6.c (main): Likewise.
3132 2008-10-07 Cary Coutant <ccoutant@google.com>
3134 * options.c (General_options::finalize): Add check for -static and
3136 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3139 2008-10-02 Cary Coutant <ccoutant@google.com>
3141 * plugin.cc (make_sized_plugin_object): Fix conditional
3142 compilation to work when not all targets are enabled.
3144 2008-09-29 Cary Coutant <ccoutant@google.com>
3146 * archive.cc (Archive::get_file_and_offset): Use filename instead
3147 of name to get library path.
3148 (Archive::include_member): Unlock external member of a thin archive.
3150 * testsuite/Makefile.am (TEST_AR): New variable.
3151 (thin_archive_test_1): New test.
3152 (thin_archive_test_2): New test.
3153 * testsuite/Makefile.in: Regenerate.
3154 * testsuite/thin_archive_main.cc: New file.
3155 * testsuite/thin_archive_test_1.cc: New file.
3156 * testsuite/thin_archive_test_2.cc: New file.
3157 * testsuite/thin_archive_test_3.cc: New file.
3158 * testsuite/thin_archive_test_4.cc: New file.
3160 2008-09-29 Cary Coutant <ccoutant@google.com>
3162 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3163 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3165 (Sized_relobj::do_finalize_local_symbols): Likewise.
3166 (Sized_relobj::map_to_kept_section): Likewise.
3167 * object.h (Sized_relobj::invalid_address): New constant.
3168 (Sized_relobj::do_output_section_offset): Check for invalid_address
3170 * output.cc (Output_reloc::local_section_offset): Use constant
3171 invalid_address instead of -1U.
3172 (Output_reloc::get_address): Likewise.
3173 (Output_section::output_address): Change -1U to -1ULL.
3174 * output.h (Output_reloc::invalid_address): New constant.
3175 * reloc.cc (Sized_relobj::write_sections): Use constant
3176 invalid_address instead of -1U.
3177 (Sized_relobj::relocate_sections): Likewise.
3178 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3179 values for merge sections.
3180 * target-reloc.h (relocate_for_relocatable): Use constant
3181 invalid_address instead of -1U.
3183 2008-09-19 Cary Coutant <ccoutant@google.com>
3185 Add plugin functionality for link-time optimization (LTO).
3186 * configure.ac (plugins): Add --enable-plugins option.
3187 * configure: Regenerate.
3188 * config.in: Regenerate.
3189 * Makefile.am (LIBDL): New variable.
3190 (CCFILES): Add plugin.cc.
3191 (HFILES): Add plugin.h.
3192 (ldadd_var): Add LIBDL.
3193 * Makefile.in: Regenerate.
3195 * archive.cc: Include "plugin.h".
3196 (Archive::setup): Don't preread archive symbols when using a plugin.
3197 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3198 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3200 (Archive::include_member): Add symbols from plugin objects.
3201 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3202 * descriptors.cc (Descriptors::open): Check for file descriptors
3203 abandoned by plugins.
3204 (Descriptors::claim_for_plugin): New function.
3205 * descriptors.h (Descriptors::claim_for_plugin): New function.
3206 (Open_descriptor::is_claimed): New field.
3207 (claim_descriptor_for_plugin): New function.
3208 * fileread.cc (File_read::claim_for_plugin): New function.
3209 * fileread.h (File_read::claim_for_plugin): New function.
3210 (File_read::descriptor): New function.
3211 * gold.cc: Include "plugin.h".
3212 (queue_initial_tasks): Add task to call plugin hooks for generating
3214 * main.cc: Include "plugin.h".
3215 (main): Load plugin libraries.
3216 * object.h (Pluginobj): Declare.
3217 (Object::pluginobj): New function.
3218 (Object::do_pluginobj): New function.
3219 (Object::set_target): New function.
3220 * options.cc: Include "plugin.h".
3221 (General_options::parse_plugin): New function.
3222 (General_options::General_options): Initialize plugins_ field.
3223 (General_options::add_plugin): New function.
3224 * options.h (Plugin_manager): Declare.
3225 (General_options): Add --plugin option.
3226 (General_options::has_plugins): New function.
3227 (General_options::plugins): New function.
3228 (General_options::add_plugin): New function.
3229 (General_options::plugins_): New field.
3230 * plugin.cc: New file.
3231 * plugin.h: New file.
3232 * readsyms.cc: Include "plugin.h".
3233 (Read_symbols::do_read_symbols): Check for archive before checking
3234 for ELF file. Call plugin hooks to claim files.
3235 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3236 from a real object file; force override when processing replacement
3238 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3239 (Symbol::init_base_object): Likewise.
3240 (Symbol::init_base_output_data): Likewise.
3241 (Symbol::init_base_output_segment): Likewise.
3242 (Symbol::init_base_constant): Likewise.
3243 (Symbol::init_base_undefined): Likewise.
3244 (Symbol::output_section): Assert that object is not a plugin.
3245 (Symbol_table::add_from_pluginobj): New function.
3246 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3248 (Symbol_table::sized_write_globals): Likewise.
3249 (Symbol_table::add_from_pluginobj): Instantiate template.
3250 * symtab.h (Sized_pluginobj): Declare.
3251 (Symbol::in_real_elf): New function.
3252 (Symbol::set_in_real_elf): New function.
3253 (Symbol::in_real_elf_): New field.
3254 (Symbol_table::add_from_pluginobj): New function.
3256 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3257 (LIBDL): New variable.
3259 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3260 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3261 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3262 (MOSTLYCLEANFILES): Likewise.
3263 * testsuite/Makefile.in: Regenerate.
3264 * testsuite/plugin_test.c: New file.
3265 * testsuite/plugin_test_1.sh: New file.
3266 * testsuite/plugin_test_2.sh: New file.
3268 2008-09-16 Ian Lance Taylor <iant@google.com>
3270 * target-reloc.h (relocate_section): Check whether a symbol is
3271 defined by the ABI before reporting an undefined symbol error.
3272 * target.h (Target::is_defined_by_abi): Make parameter const.
3273 (Target::do_is_defined_by_abi): Likewise.
3274 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3275 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3276 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3277 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3278 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3279 * testsuite/Makefile.in: Rebuild.
3281 * fileread.cc (make_view): Add casts to avoid warning.
3283 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3285 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3286 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3288 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3290 * options.h (General_options::output_is_executable): New.
3291 (General_options::output_is_pie): New.
3292 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3293 for shared libraries.
3294 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3296 2008-09-11 Chris Demetriou <cgd@google.com>
3298 * options.h (origin): New -z option.
3299 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3300 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3303 2008-09-05 Cary Coutant <ccoutant@google.com>
3305 * fileread.cc (File_read::make_view): Add check for attempt to map
3308 2008-09-05 Cary Coutant <ccoutant@google.com>
3310 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3311 explicit instantiations.
3313 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3316 * options.cc (General_options::finalize): Allow undefined symbols
3317 in shlibs if linking -shared.
3320 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3321 symbols as not needing a dynsym entry.
3323 2008-08-20 Craig Silverstein <csilvers@google.com>
3325 * fileread.cc (File_read::open): Do not lock the file unless it
3326 was successfully opened.
3328 2008-08-14 Cary Coutant <ccoutant@google.com>
3330 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3331 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3332 * testsuite/tls_test.cc (struct int128): 128-bit struct
3333 for testing TLS relocs with non-zero addend.
3334 (v12): New TLS variable.
3336 (t_last): Add check for v12.
3337 * testsuite/tls_test.h (t12): New function.
3338 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3340 2008-08-13 Ian Lance Taylor <iant@google.com>
3342 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3343 set tls_segment_ or relro_segment_.
3344 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3346 * output.h (Output_section::clear_is_relro): New function.
3347 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3348 sections specially even when output_data_ is empty.
3349 (Output_segment::maximum_alignment): When first section is relro,
3350 only force alignment for PT_LOAD segments.
3351 * script.cc (script_data_segment_align): New function.
3352 (script_data_segment_relro_end): New function.
3353 * script-c.h (script_data_segment_align): Declare.
3354 (script_data_segment_relro_end): Declare.
3355 * script-sections.h (class Script_sections): Declare
3356 data_segment_align and data_segment_relro_end. Add fields
3357 segment_align_index_ and saw_relro_end_.
3358 * script-sections.cc (class Sections_element): Add set_is_relro
3359 virtual function. Add new bool* parameter to place_orphan_here.
3360 Add get_output_section virtual function.
3361 (class Output_section_definition): Add set_is_relro. Add new
3362 bool* parameter to place_orphan_here. Add get_output_section.
3363 Add is_relro_ field.
3364 (Output_section_definition::Output_section_definition): Initialize
3365 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3366 and is_relro_ fields.
3367 (Output_section_definition::place_orphan_here): Add is_relro
3369 (Output_section_definition::set_section_addresses): Set relro for
3371 (Output_section_definition::alternate_constraint): Likewise.
3372 (class Orphan_output_section): Add new bool* parameter to
3373 place_orphan_here. Add get_output_section.
3374 (Orphan_output_section::place_orphan_here): Add is_relro
3376 (Script_sections::Script_sections): Initialize
3377 data_segment_align_index_ and saw_relro_end_.
3378 (Script_sections::data_segment_align): New function.
3379 (Script_sections::data_segment_relro_end): New function.
3380 (Script_sections::place_orphan): Set or clear is_relro.
3381 (Script_sections::set_section_addresses): Force alignment of first
3383 * yyscript.y (exp): Call script_data_segment_align and
3384 script_data_segment_relro_end.
3385 * testsuite/relro_script_test.t: New file.
3386 * testsuite/relro_test.cc (using_script): Declare.
3387 (t1, t2): Test using_script.
3388 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3389 (relro_script_test_SOURCES): Define.
3390 (relro_script_test_DEPENDENCIES): Define.
3391 (relro_script_test_LDFLAGS): Define.
3392 (relro_script_test_LDADD): Define.
3393 (relro_script_test.so): New target.
3394 * testsuite/Makefile.in: Rebuild.
3396 2008-08-06 Cary Coutant <ccoutant@google.com>
3398 * archive.cc (Archive::total_archives, Archive::total_members)
3399 (Archive::total_members_loaded): New variables.
3400 (Archive::setup): Add parameter. Add option to preread
3402 (Archive::read_armap): Add counter.
3403 (Archive::get_file_and_offset): New function.
3404 (Archive::get_elf_object_for_member): New function.
3405 (Archive::read_all_symbols): New function.
3406 (Archive::read_symbols): New function.
3407 (Archive::add_symbols): Add counters.
3408 (Archive::include_all_members): Use armap to find members if it's
3410 (Archive::include_member): Skip reading symbols if already read.
3411 Factored code into Archive::get_file_and_offset and
3412 Archive::get_elf_object_for_member. Changed call to
3413 Mapfile::report_include_archive_member.
3414 (Archive::print_stats): New function.
3415 * archive.h: Declare Object and Read_symbols_data classes.
3416 (Archive::Archive): Add initializers for new members.
3417 (Archive::setup): Add parameter.
3418 (Archive::print_stats): New function.
3419 (Archive::total_archives, Archive::total_members)
3420 (Archive::total_members_loaded): New variables.
3421 (Archive::get_file_and_offset): New function.
3422 (Archive::get_elf_object_for_member): New function.
3423 (Archive::read_all_symbols): New function.
3424 (Archive::read_symbols): New function.
3425 (Archive::Archive_member): New class.
3426 (Archive::members_): New member.
3427 (Archive::num_members_): New member.
3428 * main.cc: Include archive.h.
3429 (main): Call Archive::print_stats.
3430 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3431 archive parameter; member_name is now the fully-decorated name.
3432 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3433 * options.h: (General_options): Add --preread-archive-symbols option.
3434 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3437 2008-08-04 Ian Lance Taylor <iant@google.com>
3439 * symtab.h (Symbol::use_plt_offset): New function.
3440 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3441 * powerpc.cc (Relocate::relocate): Likewise.
3442 * sparc.cc (Relocate::relocate): Likewise.
3443 * x86_64.cc (Relocate::relocate): Likewise.
3444 * testsuite/weak_plt.sh: New test.
3445 * testsuite/weak_plt_main.cc: New test.
3446 * testsuite/weak_plt_shared.cc: New test.
3447 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3448 (check_PROGRAMS): Add weak_plt.
3449 (check_DATA): Add weak_plt_shared.so.
3450 (weak_plt_main_pic.o, weak_plt): New targets.
3451 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3452 * testsuite/Makefile.in: Rebuild.
3454 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3456 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3457 * testsuite/Makefile.in: Rebuild.
3459 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3461 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3462 * Makefile.in: Regenerate.
3463 * po/POTFILES.in: Regenerate.
3465 2008-07-29 Ian Lance Taylor <iant@google.com>
3467 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3468 symbols before other symbols.
3469 * testsuite/script_test_2.cc (test_addr): Declare.
3470 (test_addr_alias): Declare.
3471 (main): Check that test_addr and test_addr_alias have the right
3473 * testsuite/script_test_2.t: Define test_addr_alias and
3476 2008-07-24 Ian Lance Taylor <iant@google.com>
3479 * descriptors.cc: New file.
3480 * descriptors.h: New file.
3481 * gold-threads.h (class Hold_optional_lock): New class.
3482 * fileread.cc: Include "descriptors.h".
3483 (File_read::~File_read): Release descriptor rather than closing
3485 (File_read::open) [file]: Call open_descriptor rather than open.
3486 Set is_descriptor_opened_.
3487 (File_read::open) [memory]: Assert that descriptor is not open.
3488 (File_read::reopen_descriptor): New function.
3489 (File_read::release): Release descriptor.
3490 (File_read::do_read): Make non-const. Reopen descriptor.
3491 (File_read::read): Make non-const.
3492 (File_read::make_view): Reopen descriptor.
3493 (File_read::do_readv): Likewise.
3494 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3495 Update declarations.
3496 * layout.cc: Include "descriptors.h".
3497 (Layout::create_build_id): Use open_descriptor rather than open.
3498 * output.cc: Include "descriptors.h".
3499 (Output_file::open): Use open_descriptor rather than open.
3500 * archive.cc (Archive::const_iterator): Change Archive to be
3502 (Archive::begin, Archive::end): Make non-const.
3503 (Archive::count_members): Likewise.
3504 * archive.h (class Archive): Update declarations.
3505 * object.h (Object::read): Make non-const.
3506 * Makefile.am (CCFILES): Add descriptors.cc.
3507 (HFILES): Add descriptors.h.
3508 * Makefile.in: Rebuild.
3511 * gold.h: Always include <clocale>. Add Solaris workarounds
3512 following code in binutils/sysdep.h.
3515 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3516 this->eh_frame_hdr_ is NULL before using it.
3518 * dynobj.cc (Versions::Versions): Update comment.
3520 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3521 the base version name.
3523 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3524 array size plus one.
3525 (Stringpool_template::set_string_offsets): Subtract one from key
3526 before using it as an array index.
3527 (Stringpool_template::get_offset_with_length): Likewise.
3528 (Stringpool_template::write_to_buffer): Likewise.
3529 * stringpool.h (Stringpool_template::get_offset_from_key):
3532 2008-07-23 Ian Lance Taylor <iant@google.com>
3535 * object.h (Merged_symbol_value::value): Do our best to handle a
3539 * script.cc (Version_script_info::get_versions): Don't add empty
3540 version tag to return value.
3541 (Version_script_info::get_symbol_version_helper): Change return
3542 type to bool. Add pversion parameter. Change all callers.
3543 (script_register_vers_node): Don't require a non-NULL tag.
3544 * script.h (class Version_script_info): Update declarations.
3545 (Version_script_info::get_symbol_version): Change return type to
3546 bool. Add version parameter. Change all callers.
3547 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3548 handling. Handle an empty version from a version script.
3549 (Symbol_table::define_special_symbol): Likewise.
3550 * testsuite/ver_test_10.script: New file.
3551 * testsuite/ver_test_10.sh: New file.
3552 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3553 (check_DATA): Add ver_test_10.syms.
3554 (ver_test_10.syms, ver_test_10.so): New target.
3555 * testsuite/Makefile.in: Rebuild.
3557 2008-07-23 Simon Baldwin <simonb@google.com>
3559 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3560 to zero for undefined symbols from dynamic libraries.
3562 2008-07-23 Ian Lance Taylor <iant@google.com>
3564 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3566 * symtab.h (class Symbol_table): Update declaration.
3567 * testsuite/ver_test_9.cc: New file.
3568 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3569 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3570 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3571 (ver_test_9.so, ver_test_9.o): New targets.
3572 * testsuite/Makefile.in: Rebuild.
3574 2008-07-22 Ian Lance Taylor <iant@google.com>
3576 * options.h (class General_options): Define --check-sections.
3577 * layout.cc (Layout::set_segment_offsets): Handle
3580 * options.h (class General_options): Define -n/--nmagic and
3582 * options.cc (General_options::finalize): For -n/--nmagic or
3583 -N/--omagic, set -static.
3584 * layout.cc (Layout::attach_allocated_section_to_segment): If
3585 -N/--omagic, don't put read-only and read-write sections in
3587 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3588 finding a read-only segment.
3589 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3590 don't set the minimum segment alignment to the common page size,
3591 and don't set the file offset to the address modulo the page size.
3592 * script-sections.cc (Script_sections::create_segments): If
3593 -n/--omagic, don't put read-only and read-write sections in
3596 * cref.cc: New file.
3598 * options.h (class General_options): Add --print-symbol-counts.
3599 * main.cc (main): Issue defined symbol report if requested.
3600 * archive.cc (Archive::interpret_header): Make into a const member
3602 (Archive::add_symbols): Call Input_objects::archive_start and
3604 (Archive::const_iterator): Define new class.
3605 (Archive::begin, Archive::end): New functions.
3606 (Archive::include_all_members): Rewrite to use iterator.
3607 (Archive::count_members): New function.
3608 * archive.h (class Archive): Update declarations.
3609 (Archive::filename): New function.
3610 * object.cc: Include "cref.h".
3611 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3612 (Sized_relobj::do_get_global_symbol_counts): New function.
3613 (Input_objects::add_object): Add object to cross-referencer.
3614 (Input_objects::archive_start): New function.
3615 (Input_objects::archive_stop): New function.
3616 (Input_objects::print_symbol_counts): New function.
3617 * object.h: Declare Cref and Archive.
3618 (Object::get_global_symbol_counts): New function.
3619 (Object::do_get_global_symbol_counts): New pure virtual function.
3620 (class Sized_relobj): Add defined_count_ field. Update
3622 (class Input_objects): Add cref_ field. Update constructor.
3623 Update declarations.
3624 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3626 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3628 (Sized_dynobj::do_get_global_symbol_counts): New function.
3629 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3630 defined_count_. Update declarations. Define Symbols typedef.
3631 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3632 parameter. Change all callers.
3633 (Symbol_table::add_from_dynobj): Add sympointers and defined
3634 parameters. Change all callers.
3635 * symtab.h (class Symbol_table): Update declarations.
3636 * Makefile.am (CCFILES): Add cref.cc.
3637 (HFILES): Add cref.h.
3638 * Makefile.in: Rebuild.
3640 2008-07-22 Simon Baldwin <simonb@google.com>
3642 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3643 to zero when writing undefined symbols.
3645 2008-07-22 Ian Lance Taylor <iant@google.com>
3647 * output.cc (Output_section::add_input_section): Don't try to
3648 merge empty merge sections.
3650 2008-07-21 Craig Silverstein <csilvers@google.com>
3652 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3653 Include symbol version in error message.
3655 2008-07-20 Chris Demetriou <cgd@google.com>
3657 * configure.ac (gold_cv_c_random_seed): New configured variable.
3658 (RANDOM_SEED_CFLAGS): New substituted variable.
3659 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3660 * configure: Rebuild.
3661 * Makefile.in: Likewise.
3662 * testsuite/Makefile.in: Likewise.
3664 2008-07-18 Ian Lance Taylor <iant@google.com>
3666 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3667 where we see NAME/NULL and NAME/VERSION as separate symbols.
3668 * testsuite/ver_test_main.cc (main): Call t4.
3669 (t4, t4_2a): Define.
3670 * testsuite/ver_test_2.cc (t4_2): Define.
3671 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3672 * testsuite/ver_test_4.cc (t4_2a): Define.
3673 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3674 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3676 2008-07-17 Ian Lance Taylor <iant@google.com>
3678 * dynobj.cc (Versions::add_def): If we give an error about a
3679 missing version, go ahead and create the version anyhow.
3681 2008-07-10 Ian Lance Taylor <iant@google.com>
3683 Handle output sections with more than 0x7fffffff bytes.
3684 * object.h (class Relobj): Change map_to_output_ to
3685 output_sections_, and just keep a section pointer. Change all
3686 uses. Move comdat group support to Sized_relobj.
3687 (Relobj::is_section_specially_mapped): Remove.
3688 (Relobj::output_section): Remove poff parameter. Change all
3690 (Relobj::output_section_offset): New function.
3691 (Relobj::set_section_offset): Rewrite.
3692 (Relobj::map_to_output): Remove.
3693 (Relobj::output_sections): New function.
3694 (Relobj::do_output_section_offset): New pure virtual function.
3695 (Relobj::do_set_section_offset): Likewise.
3696 (class Sized_relobj): Add section_offsets_ field. Add comdat
3697 group support from Relobj. Update declarations.
3698 (Sized_relobj::get_output_section_offset): New function.
3699 (Sized_relobj::do_output_section_offset): New function.
3700 (Sized_relobj::do_set_section_offset): New function.
3701 * object.cc (Relobj::output_section_address): Remove.
3702 (Sized_relobj::Sized_relobj): Initialize new fields.
3703 (Sized_relobj::include_section_group): Cast find_kept_object to
3705 (Sized_relobj::include_linkonce_section): Likewise.
3706 (Sized_relobj::do_layout): Use separate arrays for output section
3708 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3710 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3711 output_sections and section_offsets.
3712 (Sized_relobj::write_local_symbols): Likewise.
3713 (map_to_kept_section): Compute output address directly.
3714 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3715 output_sections and section_offsets.
3716 (Sized_relobj::write_sections): Likewise.
3717 (Sized_relobj::relocate_sections): Likewise.
3718 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3719 * output.h (class Output_reloc): Update declarations. Change
3720 u2_.relobj to Sized_relobj*.
3721 (class Output_data_reloc): Change add functions to use
3723 * output.cc (Output_reloc::Output_reloc): Change relobj to
3725 (Output_reloc::local_section_offset): Change return type to
3726 Elf_Addr. Use get_output_section_offset.
3727 (Output_reloc::get_address): Likewise.
3728 (Output_section::is_input_address_mapped): Don't call
3729 is_section_specially_mapped.
3730 (Output_section::output_offset): Likewise.
3731 (Output_section::output_address): Likewise.
3732 (Output_section::starting_output_address): Likewise.
3733 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3734 parameter to Sized_relobj*.
3735 (Copy_relocs::need_copy_reloc): Likewise.
3736 (Copy_relocs::save): Likewise.
3737 * copy-relocs.h (class Copy_relocs): Update declarations.
3738 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3739 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3740 * target-reloc.h (relocate_for_relocatable): Change
3741 offset_in_output_section type to Elf_Addr. Change code that uses
3743 * layout.cc (Layout::layout): Always set *off.
3744 * mapfile.cc (Mapfile::print_input_section): Use
3745 output_section_offset.
3746 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3748 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3749 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3750 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3752 2008-07-03 Ian Lance Taylor <iant@google.com>
3754 * layout.cc (Layout::include_section): Do not discard unrecognized
3755 SHT_STRTAB sections.
3757 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3759 * script.cc (Lex::can_continue_name): Make '?' allowable in
3760 version-script names.
3761 * testsuite/version_script.map: Change glob pattern to use '?'
3763 2008-06-30 Manish Singh <yosh@gimp.org>
3766 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3769 2008-06-30 Ian Lance Taylor <iant@google.com>
3773 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3774 versions]: Don't try to read the value in the contents, since we
3775 don't use it. Use the template endianness when writing.
3777 2008-06-25 Cary Coutant <ccoutant@google.com>
3779 * fileread.cc (File_read::make_view): Assert on zero-length view.
3780 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3781 symbol table when there are no symbols to read.
3783 2008-06-23 Craig Silverstein <csilvers@google.com>
3785 * version.cc (version_string): Bump to 1.7
3787 2008-06-18 Craig Silverstein <csilvers@google.com>
3789 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3790 constant 0xFFFF to type Valtype.
3791 (Powerpc_relocate_functions::rel16_ha): Likewise.
3793 2008-06-17 Ian Lance Taylor <iant@google.com>
3795 * output.h (Output_section::Input_section): Initialize p2align_ to
3796 zero for Output_section_data constructors.
3797 (Output_section::Input_section::addralign): If not an input
3798 section, return the alignment of the Output_section_data.
3799 * testsuite/copy_test.cc: New file.
3800 * testsuite/copy_test_1.cc: New file.
3801 * testsuite/copy_test_2.cc: New file.
3802 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3803 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3804 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3805 (copy_test_1_pic.o, copy_test_1.so): New targets.
3806 (copy_test_2_pic.o, copy_test_2.so): New targets.
3807 * testsuite/Makefile.in: Rebuild.
3809 * script-sections.cc (Script_sections::place_orphan): Initialize
3810 local variable exact.
3812 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3814 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3816 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3817 David S. Miller <davem@davemloft.net>
3819 * powerpc.cc: New file.
3820 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3821 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3822 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3823 * Makefile.in: Rebuild.
3825 2008-06-09 Ian Lance Taylor <iant@google.com>
3827 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3829 (throwing, orig_terminate): New static variables.
3830 (terminate_handler): New static function.
3831 (t2): Set terminate handler.
3833 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3836 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3839 2008-05-30 Cary Coutant <ccoutant@google.com>
3841 * archive.cc (Archive::include_all_members) Correct to step
3842 over symbol table and extended name table in thin archives.
3844 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3847 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3850 2008-05-28 Caleb Howe <cshowe@google.com>
3852 * reduced_debug_output.cc: New file.
3853 * reduced_debug_output.h: New file.
3854 * options.h (class General_options): Add --strip-debug-non-line.
3855 * options.cc (General_options::finalize): Add strip_debug_non_line
3856 to the strip heirarchy.
3857 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3859 * layout.cc: Include "reduced_debug_output.h".
3860 (Layout::Layout): Initialize new fields.
3861 (line_only_debug_sections): New static array.
3862 (is_lines_only_debug_sections): New static inline function.
3863 (Layout::include_section): Handle --strip-debug-non-line.
3864 (Layout::make_output_section): If --strip-debug-non-line, build
3865 new output sections for .debug_abbrev and .debug_info.
3866 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3867 gold. Warn about possible overflow.
3868 (read_signed_LEB_128): Likewise.
3869 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3870 (read_signed_LEB_128): Declare.
3871 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3872 (HFILES): Add reduced_debug_output.h.
3873 * Makefile.in: Rebuild.
3875 2008-05-21 Ian Lance Taylor <iant@google.com>
3877 * mapfile.cc: New file.
3878 * mapfile.h: New file.
3879 * options.h (class General_options): Add -M/--print-map and -Map.
3880 * options.cc (General_options::finalize): Make -M equivalent to
3882 * main.cc: Include <cstdio> and "mapfile.h".
3883 (main): Open mapfile if requested.
3884 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3885 constructor. Change caller.
3886 (queue_initial_tasks): Add mapfile parameter. Change caller.
3887 (queue_middle_tasks): Likewise.
3888 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3890 * archive.cc: Include "mapfile.h".
3891 (Archive::add_symbols): Add mapfile parameter. Change all
3892 callers. Pass mapfile, symbol, and reason to include_member.
3893 (Archive::include_all_members): Add mapfile parameter. Change all
3895 (Archive::include_member): Add mapfile, sym, and why parameters.
3896 Change all callers. Report inclusion to map file.
3897 * archive.h: Include "fileread.h".
3898 (class Archive): Update declarations.
3899 (Archive::file): New const method.
3900 (class Add_archive_symbols): Add mapfile_ field. Update
3901 constructor. Change all callers.
3902 * readsyms.h (class Read_symbols): Likewise.
3903 (class Finish_group): Likewise.
3904 (class Read_script): Likewise.
3905 * common.cc: Include "mapfile.h".
3906 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3908 (Symbol_table::do_allocate_commons): Likewise.
3909 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3910 symbol allocation to mapfile.
3911 * common.h (class Allocate_commons_task): Add mapfile_ field.
3912 Update constructor. Change all callers.
3913 * symtab.h (class Symbol_table): Update declarations.
3914 * layout.cc: Include "mapfile.h".
3915 (Layout_task_runner::run): Print information to mapfile.
3916 (Layout::create_gold_note): Change Output_data_fixed_space to
3917 Output_data_zero_fill.
3918 (Layout::create_build_id): Likewise.
3919 (Layout::print_to_mapfile): New function.
3920 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3921 constructor. Change caller.
3922 (class Layout): Declare print_to_mapfile.
3923 * output.cc (Output_section::Input_section::print_to_mapfile): New
3925 (Output_section::add_input_section): If producing a map, always
3926 add to input_sections_ list.
3927 (Output_section::do_print_to_mapfile): New function.
3928 (Output_segment::print_sections_to_mapfile): New function.
3929 (Output_segment::print_section_list_to_mapfile): New function.
3930 * output.h: Include "mapfile.h".
3931 (Output_data::print_to_mapfile): New function.
3932 (Output_data::do_print_to_mapfile): New virtual function.
3933 (Output_segment_headers::do_print_to_mapfile): New function.
3934 (Output_file_header::do_print_to_mapfile): New function.
3935 (Output_data_const::do_print_to_mapfile): New function.
3936 (class Output_data_const_buffer): Add map_name_ field. Update
3937 constructor. Change all callers. Add do_print_to_mapfile
3939 (class Output_data_fixed_space): Likewise.
3940 (class Output_data_space): Likewise.
3941 (class Output_data_zero_fill): New class.
3942 (Output_data_strtab::do_print_to_mapfile): New function.
3943 (Output_data_reloc_base::do_print_to_mapfile): New function.
3944 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3945 (Output_data_group::do_print_to_mapfile): New function.
3946 (Output_data_got::do_print_to_mapfile): New function.
3947 (Output_data_dynamic::do_print_to_mapfile): New function.
3948 (Output_symtab_xindex::do_print_to_mapfile): New function.
3949 (class Output_section): Declare do_print_to_mapflie. Declare
3950 print_to_mapfile in Input_section.
3951 (class Output_segment): Declare new functions.
3952 * object.h (Sized_relobj::symbol_count): New function.
3953 * script-sections.cc
3954 (Output_section_element_dot_assignment::set_section_addresses):
3955 Change Output_data_fixed_space to Output_data_zero_fill.
3956 (Output_data_expression::do_print_to_mapfile): New function.
3957 * script.cc (read_input_script): Add mapfile parameter. Change
3959 * script.h (read_input_script): Update declaration.
3960 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3961 (Eh_frame::do_print_to_mapfile): New function.
3962 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3963 (Output_merge_string::do_print_to_mapfile): New function.
3964 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3966 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3968 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3970 * Makefile.am (CCFILES): Add mapfile.cc.
3971 (HFILES): Add mapfile.h.
3972 * Makefile.in: Rebuild.
3974 2008-05-19 Ian Lance Taylor <iant@google.com>
3976 * options.h (class General_options): Add -z relro.
3977 * layout.cc (Layout::Layout): Initialize relro_segment_.
3978 (Layout::add_output_section_data): Return the output section.
3979 (Layout::make_output_section): Rcognize relro sections and mark
3981 (Layout::attach_allocated_section_to_segment): Put relro sections
3982 in a PT_GNU_RELRO segment.
3983 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3985 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3987 (Layout::linkonce_mapping): Map d.rel.ro.local to
3989 (Layout::output_section_name): Us .data.rel.ro.local for any
3990 section which begins with that.
3991 * layout.h (class Layout): Update add_output_section_data
3992 declaration. Add relro_segment_ field.
3993 * output.cc (Output_section::Output_section): Initialize is_relro_
3994 and is_relro_local_ fields.
3995 (Output_segment::add_output_section): Group relro sections.
3996 (Output_segment::is_first_section_relro): New function.
3997 (Output_segment::maximum_alignment): If there is a relro section,
3998 align the segment to the common page size.
3999 (Output_segment::set_section_addresses): Track whether we are
4000 looking at relro sections. If the last section is a relro
4001 section, align to the common page size.
4002 (Output_segment::set_section_list_addresses): Add in_relro
4003 parameter. Change all callers. Align to the page size when
4004 moving from relro to non-relro section.
4005 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4007 * output.h (class Output_section): Add is_relro_ and
4008 is_relro_local_ fields.
4009 (Output_section::is_relro): New function.
4010 (Output_section::set_is_relro): New function.
4011 (Output_section::is_relro_local): New function.
4012 (Output_section::set_is_relro_local): New function.
4013 (class Output_segment): Update declarations.
4014 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4015 * sparc.cc (Target_sparc::got_section): Likewise.
4016 * x86_64.cc (Target_x86_64::got_section): Likewise.
4017 * testsuite/relro_test_main.cc: New file.
4018 * testsuite/relro_test.cc: New file.
4019 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4020 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4021 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4022 (relro_test.so, relro_test_pic.o): New targets.
4023 * testsuite/Makefile.in: Rebuild.
4025 2008-05-16 Ian Lance Taylor <iant@google.com>
4027 * output.cc (Output_segment::add_output_section): Remove front
4029 * output.h (class Output_segment): Remove
4030 add_initial_output_section and overloaded add_output_section.
4031 Update declaration of remaining add_output_section.
4032 * layout.cc (Layout::create_interp): Call add_output_section
4033 rather than add_initial_output_section.
4034 (Layout::finish_dynamic_section): Likewise.
4036 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4037 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4038 know the dynamic type.
4039 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4040 field. Initialize it in constructor.
4041 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4042 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4043 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4046 * output.cc (Output_reloc::get_address): Change return type to
4048 * output.h (class Output_reloc): Update get_address declaration.
4049 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4050 for section addresses.
4052 2008-05-09 Ian Lance Taylor <iant@google.com>
4055 * gold.cc (gold_nomem): Use return value of write.
4057 2008-05-08 Ian Lance Taylor <iant@google.com>
4059 * symtab.c (Symbol::init_base_output_data): Add version
4060 parameter. Change all callers.
4061 (Symbol::init_base_output_segment): Likewise.
4062 (Symbol::init_base_constant): Likewise.
4063 (Symbol::init_base_undefined): Likewise.
4064 (Sized_symbol::init_output_data): Likewise.
4065 (Sized_symbol::init_output_segment): Likewise.
4066 (Sized_symbol::init_constant): Likewise.
4067 (Sized_symbol::init_undefined): Likewise.
4068 (Symbol_table::do_define_in_output_data): If the new symbol has a
4069 version, mark it as the default.
4070 (Symbol_table::do_define_in_output_segment): Likewise.
4071 (Symbol_table::do_define_as_constant): Likewise.
4072 * symtab.h (class Symbol): Update declarations.
4073 (class Sized_symbol): Likewise.
4074 * resolve.cc (Symbol::override_version): New function.
4075 (Symbol::override_base): Call override_version.
4076 (Symbol::override_base_with_special): Likewise.
4077 * testsuite/ver_script_8.script: New file.
4078 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4079 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4080 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4081 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4083 2008-05-06 Ian Lance Taylor <iant@google.com>
4086 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4088 (class General_options): Remove existing --undefined, and add
4089 --no-undefined instead. Add new --undefined as synonym for -u.
4090 * archive.cc (Archive::add_symbols): Check whether symbol was
4092 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4093 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4094 all uses. Add IS_UNDEFINED. Update declarations to split
4095 different versions of init_base. Declare init_base_undefined.
4096 (Symbol::is_defined): Handle IS_UNDEFINED.
4097 (Symbol::is_undefined): Likewise.
4098 (Symbol::is_weak_undefined): Call is_undefined.
4099 (Symbol::is_absolute): Handle IS_CONSTANT.
4100 (class Sized_symbol): Update declarations to split different
4101 versions of init. Declare init_undefined.
4102 (class Symbol_table): Declare new functions.
4103 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4105 (Symbol::init_base_output_data): Likewise.
4106 (Symbol::init_base_output_segment): Likewise.
4107 (Symbol::init_base_constant): Likewise.
4108 (Symbol::init_base_undefined): New function.
4109 (Sized_symbol::init_object): Rename from init. Change all
4111 (Sized_symbol::init_output_data): Likewise.
4112 (Sized_symbol::init_output_segment): Likewise.
4113 (Sized_symbol::init_constant): Likewise.
4114 (Sized_symbol::init_undefined): New function.
4115 (Symbol_table::add_undefined_symbols_from_command_line): New
4117 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4119 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4120 (Symbol::output_section): Likewise.
4121 (Symbol::set_output_section): Likewise.
4122 (Symbol_table::sized_finalize_symbol): Likewise.
4123 (Symbol_table::sized_write_globals): Likewise.
4124 * resolve.cc (Symbol_table::should_override): Likewise.
4125 (Symbol::override_base_with_special): Likewise.
4127 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4128 symbol, change it to have default visibility.
4129 * testsuite/protected_1.cc: New file.
4130 * testsuite/protected_2.cc: New file.
4131 * testsuite/protected_3.cc: New file.
4132 * testsuite/protected_main_1.cc: New file.
4133 * testsuite/protected_main_2.cc: New file.
4134 * testsuite/protected_main_3.cc: New file.
4135 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4136 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4137 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4138 (protected_1.so): New target.
4139 (protected_1_pic.o, protected_2_pic.o): New targets.
4140 (protected_3_pic.o): New target.
4141 (check_PROGRAMS): Add protected_2.
4142 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4143 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4144 * testsuite/Makefile.in: Rebuild.
4146 * options.h (DEFINE_var): Add set_user_set_##varname__.
4147 (DEFINE_bool_alias): New macro.
4148 (class General_options): Define -Bstatic using DEFINE_bool_alias
4149 rather than DEFINE_special. Add --undefined as an alias for -z
4151 * options.cc (General_options::parse_Bstatic): Remove.
4153 * options.h (class General_options): Add --fatal-warnings.
4154 * main.cc (main): Implement --fatal-warnings.
4155 * errors.h (Errors::warning_count): New function.
4157 * options.h (class General_options): Add -Bsymbolic-functions.
4158 * symtab.h (Symbol::is_preemptible): Check for
4159 -Bsymbolic-functions.
4161 2008-05-05 Ian Lance Taylor <iant@google.com>
4163 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4164 as noVARNAME rather than no-VARNAME.
4165 (class General_options): Add option -z combreloc.
4166 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4168 (Output_reloc::sort_before) [SHT_REL]: New function.
4169 (Output_reloc::sort_before) [SHT_RELA]: New function.
4170 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4171 Sort_relocs_comparison.
4172 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4173 parameter. Change all callers.
4174 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4175 sort_relocs parameter. Change all callers.
4176 * output.cc (Output_reloc::get_address): New function, broken out
4178 (Output_reloc::write_rel): Call it.
4179 (Output_reloc::compare): New function.
4180 (Output_data_reloc_base::do_write): Optionally sort relocs.
4182 * configure.ac: If targ_extra_obj is set, link it in.
4183 * configure.tgt: Initialize all variables.
4184 (x86_64*): Set targ_extra_obj and targ_extra_size.
4185 * configure: Rebuild.
4187 * object.cc (Sized_relobj::include_section_group): Adjust section
4188 indexes read from group data. Build vector to pass to
4190 * layout.cc (Layout::layout_group): Add flags and shndxes
4191 parameters. Remove contents parameter. Change caller. Update
4192 explicit instantiations.
4193 * layout.h (class Layout): Update layout_group declaration.
4194 * output.cc (Output_data_group::Output_data_group): Add flags and
4195 input_shndxes parameters. Remove contents parameter. Change
4197 (Output_data_group::do_write): Change input_sections_ to
4199 * output.h (class Output_data_group): Update constructor
4200 declaration. Rename input_sections_ to input_shndxes_.
4201 * testsuite/many_sections_test.cc: Add template.
4203 2008-04-30 Cary Coutant <ccoutant@google.com>
4205 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4207 * layout.cc (Layout::include_section): Refactored check for debug
4209 (Layout::add_comdat): Add new parameters. Change type
4210 of signature parameter. Add object and shndx to signatures table.
4211 (Layout::find_kept_object): New function.
4212 * layout.h: Include <cstring>.
4213 (Layout::is_debug_info_section): New function.
4214 (Layout::add_comdat): Add new parameters.
4215 (Layout::find_kept_object): New function.
4216 (Layout::Kept_section): New struct.
4217 (Layout::Signatures): Change type of map range.
4218 * object.cc (Relobj::output_section_address): New function.
4219 (Sized_relobj::include_section_group): Add new parameters. Change
4220 calls to Layout::add_comdat. Change to build table of kept comdat
4221 groups and table mapping discarded sections to kept sections.
4222 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4223 (Sized_relobj::do_layout): Change calls to include_section_group and
4224 include_linkonce_section.
4225 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4226 value to zero when section is discarded.
4227 (Sized_relobj::map_to_kept_section): New function.
4228 * object.h (Relobj::output_section_address): New function.
4229 (Relobj::Comdat_group): New type.
4230 (Relobj::find_comdat_group): New function.
4231 (Relobj::Comdat_group_table): New type.
4232 (Relobj::Kept_comdat_section): New type.
4233 (Relobj::Kept_comdat_section_table): New type.
4234 (Relobj::add_comdat_group): New function.
4235 (Relobj::set_kept_comdat_section): New function.
4236 (Relobj::get_kept_comdat_section): New function.
4237 (Relobj::comdat_groups_): New field.
4238 (Relobj::kept_comdat_sections_): New field.
4239 (Symbol_value::input_value): Update comment.
4240 (Sized_relobj::map_to_kept_section) New function.
4241 (Sized_relobj::include_linkonce_section): Add new parameter.
4242 * target-reloc.h (Comdat_behavior): New type.
4243 (get_comdat_behavior): New function.
4244 (relocate_section): Add code to map a discarded section to the
4245 corresponding kept section when applying a relocation.
4247 2008-04-30 Craig Silverstein <csilvers@google.com>
4249 * dwarf_reader.cc (next_generation_count): New static var.
4250 (Addr2line_cache_entry): New struct.
4251 (addr2line_cache): New static var.
4252 (Dwarf_line_info::one_addr2line): Added caching.
4253 (Dwarf_line_info::clear_addr2line_cache): New function.
4254 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4255 cache-size parameter.
4256 (Dwarf_line_info::one_addr2line_cache): New function.
4257 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4258 new cache-size argument to one_addr2line(), and clear cache.
4260 2008-04-28 Cary Coutant <ccoutant@google.com>
4262 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4263 R_386_PC8 relocations.
4265 2008-04-23 Ian Lance Taylor <iant@google.com>
4267 * object.cc (Sized_relobj::include_section_group): Check for
4268 invalid section group.
4270 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4273 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4274 than read for file header.
4275 * archive.cc (Archive::include_member): Likewise.
4277 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4279 * aclocal.m4: Regenerate.
4280 * configure: Regenerate.
4282 2008-04-19 Ian Lance Taylor <iant@google.com>
4284 * version.cc (version_string): Bump to 1.6.
4286 * testsuite/Makefile.am (many_sections_r_test): New target.
4287 (many_sections_r_test_SOURCES): Remove.
4288 (many_sections_r_test_DEPENDENCIES): Remove.
4289 (many_sections_r_test_LDFLAGS): Remove.
4290 (many_sections_r_test_LDADD): Remove.
4292 * object.cc (Sized_relobj::do_add_symbols): Always pass
4293 local_symbol_count_ to add_from_relobj.
4295 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4296 every thousand variables.
4297 * testsuite/Makefile.in: Rebuild.
4299 * object.cc (Xindex::initialize_symtab_xindex): New function.
4300 (Xindex::read_symtab_xindex): New function.
4301 (Xindex::sym_xindex_to_shndx): New function.
4302 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4304 (Sized_relobj::do_initialize_xindex): New function.
4305 (Sized_relobj::do_read_symbols): Adjust section links.
4306 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4307 parameter. Change all callers.
4308 (Sized_relobj::include_section_group): Adjust section links and
4309 symbol section indexes.
4310 (Sized_relobj::do_layout): Adjust section links.
4311 (Sized_relobj::do_count_local_symbols): Adjust section links and
4312 symbol section indexes.
4313 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4314 ordinary and special symbols.
4315 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4316 dynsym_xindex parameters. Change all callers. Adjust section
4317 links. Use SHN_XINDEX when needed.
4318 (Sized_relobj::get_symbol_location_info): Adjust section links.
4319 Don't get fooled by special symbols.
4320 * object.h (class Xindex): Define.
4321 (class Object): Add xindex_ parameter. Declare virtual functoin
4322 do_initialize_xindex.
4323 (Object::adjust_sym_shndx): New function.
4324 (Object::set_xindex): New protected function.
4325 (class Symbol_value): Add is_ordinary_shndx_ field.
4326 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4327 (Symbol_value::value): Assert ordinary section.
4328 (Symbol_value::initialize_input_to_output_map): Likewise.
4329 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4331 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4333 (class Sized_relobj): Update declarations.
4334 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4335 parameter. Change all callers.
4336 (Sized_relobj::adjust_shndx): New function.
4337 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4339 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4340 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4341 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4342 (Sized_dynobj::read_dynsym_section): Adjust section links.
4343 (Sized_dynobj::read_dynamic): Likewise.
4344 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4346 (Sized_dynobj::do_initialize_xindex): New function.
4347 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4348 do_initialize_xindex.
4349 (Sized_dynobj::adjust_shndx): New function.
4350 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4351 dynsym_xindex_ fields.
4352 (Layout::finalize): Add a call to set_section_indexes before
4353 creating the symtab sections.
4354 (Layout::set_section_indexes): Don't do anything if the section
4355 already has a section index.
4356 (Layout::create_symtab_sections): Add shnum parameter. Change
4357 caller. Create .symtab_shndx section if needed.
4358 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4360 (Layout::allocated_output_section_count): New function.
4361 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4363 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4364 fields. Update declarations.
4365 (Layout::symtab_xindex): New function.
4366 (Layout::dynsym_xindex): New function.
4367 (class Write_symbols_task): Add layout_ field.
4368 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4370 * output.cc (Output_section_headers::Output_section_headers): Add
4371 shstrtab_section parameter. Change all callers.
4372 (Output_section_headers::do_sized_write): Store overflow values
4373 for section count and section string table section index in
4374 section header zero.
4375 (Output_file_header::do_sized_write): Check for overflow of
4376 section count and section string table section index.
4377 (Output_symtab_xindex::do_write): New function.
4378 (Output_symtab_xindex::endian_do_write): New function.
4379 * output.h (class Output_section_headers): Add shstrtab_section_.
4380 Update declarations.
4381 (class Output_symtab_xindex): Define.
4382 (Output_section::has_out_shndx): New function.
4383 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4385 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4387 (Sized_symbol::init): Likewise.
4388 (Symbol::output_section): Check for ordinary symbol.
4389 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4390 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4392 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4393 Change all callers. Simplify handling of symbols from sections
4394 not included in the link.
4395 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4397 (Weak_alias_sorter::operator()): Assert that symbols are
4399 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4401 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4402 parameters. Change all callers.
4403 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4404 symbol distinction. Use SHN_XINDEX when needed.
4405 (Symbol_table::write_section_symbol): Add symtab_xindex
4406 parameter. Change all callers.
4407 (Symbol_table::sized_write_section_symbol): Likewise. Use
4408 SHN_XINDEX when needed.
4409 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4411 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4412 (Symbol::is_defined): Check is_ordinary.
4413 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4414 (Symbol::is_absolute, Symbol::is_common): Likewise.
4415 (class Sized_symbol): Update declarations.
4416 (class Symbol_table): Update declarations.
4417 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4418 parameters. Change all callers.
4419 (Sized_symbol::override): Likewise.
4420 (Symbol_table::override): Likewise.
4421 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4422 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4423 is_ordinary, and orig_st_shndx parameters. Change all callers.
4424 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4425 to be in an ordinary section.
4426 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4427 object and is_ordinary parameters. Change all callers.
4428 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4429 Change all callers. Don't add undefined or non-ordinary symbols
4431 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4433 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4435 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4436 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4437 (Sized_relobj::relocate_sections): Likewise.
4438 * target-reloc.h (scan_relocs): Adjust section symbol index.
4439 (scan_relocatable_relocs): Likewise.
4440 * i386.cc (Scan::local): Check for ordinary symbols.
4441 * sparc.cc (Scan::local): Likewise.
4442 * x86_64.cc (Scan::local): Likewise.
4443 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4444 to symbol_section_and_value.
4445 * testsuite/many_sections_test.cc: New file.
4446 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4447 (check_PROGRAMS): Add many_sections_test.
4448 (many_sections_test_SOURCES): Define.
4449 (many_sections_test_DEPENDENCIES): Define.
4450 (many_sections_test_LDFLAGS): Define.
4451 (BUILT_SOURCES): Add many_sections_define.h.
4452 (many_sections_define.h): New target.
4453 (BUILT_SOURCES): Add many_sections_check.h.
4454 (many_sections_check.h): New target.
4455 (check_PROGRAMS): Add many_sections_r_test.
4456 (many_sections_r_test_SOURCES): Define.
4457 (many_sections_r_test_DEPENDENCIES): Define.
4458 (many_sections_r_test_LDFLAGS): Define.
4459 (many_sections_r_test_LDADD): Define.
4460 (many_sections_r_test.o): New target.
4461 * testsuite/Makefile.in: Rebuild.
4463 2008-04-17 Cary Coutant <ccoutant@google.com>
4465 * errors.cc (Errors::info): New function.
4466 (gold_info): New function.
4467 * errors.h (Errors::info): New function.
4468 * gold.h (gold_info): New function.
4469 * object.cc (Input_objects::add_object): Print trace output.
4470 * options.cc (options::parse_set): New function.
4471 (General_options::parse_wrap): Deleted.
4472 (General_options::General_options): Deleted initializer.
4473 * options.h (options::String_set): New typedef.
4474 (options::parse_set): New function.
4475 (DEFINE_set): New macro.
4476 (General_options::wrap): Changed to use DEFINE_set. Changed
4477 callers of any_wrap_symbols and is_wrap_symbol.
4478 (General_options::trace, General_options::trace_symbol):
4480 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4481 (General_options::wrap_symbols_): Deleted.
4482 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4484 2008-04-17 David S. Miller <davem@davemloft.net>
4486 * options.cc (General_options::parse_V): New function.
4487 * options.h: Add entries for -V and -Qy.
4489 2008-04-17 Ian Lance Taylor <iant@google.com>
4491 * common.cc (Symbol_table::allocate_commons): Remove options
4492 parameter. Change caller.
4493 (Symbol_table::do_allocate_commons): Remove options parameter.
4494 Change caller. Just call do_allocate_commons_list twice.
4495 (Symbol_table::do_allocate_commons_list): New function, broken out
4496 of do_allocate_commons.
4497 * common.h (class Allocate_commons_task): Remove options_ field.
4499 * symtab.cc (Symbol_table::Symbol_table): Initialize
4501 (Symbol_table::add_from_object): Put TLS common symbols on
4503 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4504 which are IN_OUTPUT_DATA.
4505 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4506 allocate_commons and do_allocate_commons declarations. Declare
4507 do_allocate_commons_list.
4508 * gold.cc (queue_middle_tasks): Update creation of
4509 Allocate_commons_task to not pass options.
4510 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4511 (TLS_TEST_C_FLAGS): New variable.
4512 (tls_test_c_pic.o): New target.
4513 (tls_test_shared.so): Link in tls_test_c_pic.o.
4514 (tls_test_c_pic_ie.o): New target.
4515 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4516 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4517 (tls_test_c.o): New target.
4518 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4519 (tls_pic_test_LDADD): Likewise.
4520 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4521 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4522 (tls_test_c_gnu2.o): New target.
4523 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4525 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4526 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4527 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4528 * testsuite/tls_test.cc: Include "config.h".
4529 (t_last): Call t11_last.
4530 * testsuite/tls_test.h (t11, t11_last): Declare.
4531 * testsuite/tls_test_c.c: New file.
4532 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4533 * configure.ac: Check for OpenMP support.
4534 * configure, config.in, Makefile.in: Rebuild.
4535 * testsuite/Makefile.in: Rebuild.
4537 2008-04-16 Cary Coutant <ccoutant@google.com>
4539 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4540 (Target_i386::tls_base_symbol_defined_): New field.
4541 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4542 (Target_i386::Scan::global): Likewise.
4543 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4544 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4545 (Target_x86_64::tls_base_symbol_defined_): New field.
4546 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4547 (Target_x86_64::Scan::global): Likewise.
4549 2008-04-16 Cary Coutant <ccoutant@google.com>
4551 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4552 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4553 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4554 building shared libraries.
4555 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4556 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4557 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4558 * testsuite/Makefile.in: Rebuild.
4559 * testsuite/weak_undef.h: New file.
4560 * testsuite/weak_undef_file1.cc: Add extra test cases.
4561 * testsuite/weak_undef_file2.cc: Likewise.
4562 * testsuite/weak_undef_test.cc: Likewise.
4564 2008-04-16 David S. Miller <davem@davemloft.net>
4566 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4567 Add issued_non_pic_error_ field. Declare check_non_pic.
4568 (Target_sparc::Scan::check_non_pic): New function.
4569 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4570 (Target_sparc::Scan::global): Likewise.
4572 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4573 * configure: Rebuild.
4575 * options.h (DEFINE_enable): New macro.
4576 (new_dtags): New enable option.
4577 (initfirst, interpose, loadfltr, nodefaultlib,
4578 nodelete, nodlopen, nodump): New -z options.
4579 * layout.cc (Layout:finish_dynamic_section): If new
4580 dtags enabled, emit DT_RUNPATH. Also, emit a
4581 DT_FLAGS_1 containing any specified -z flags.
4583 2008-04-16 Ian Lance Taylor <iant@google.com>
4585 * copy-relocs.cc: New file.
4586 * copy-relocs.h: New file.
4587 * reloc.cc: Remove Copy_relocs code.
4588 * reloc.h: Likewise.
4589 * reloc-types.h (struct Reloc_types) [both versions]: Add
4590 get_reloc_addend_noerror.
4591 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4592 variants of add_global which take an addend which must be zero.
4593 * i386.cc: Include "copy-relocs.h".
4594 (class Target_i386): Change type of copy_relocs_ to variable,
4596 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4598 (Target_i386::do_finalize_sections): Change handling of
4600 * sparc.cc: Include "copy-relocs.h".
4601 (class Target_sparc): Change type of copy_relocs_ to variable,
4603 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4605 (Target_sparc::do_finalize_sections): Change handling of
4607 * x86_64.cc: Include "copy-relocs.h".
4608 (class Target_x86_64): Change type of copy_relocs_ to variable,
4610 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4611 class. Change all callers.
4612 (Target_x86_64::do_finalize_sections): Change handling of
4614 * Makefile.am (CCFILES): Add copy-relocs.cc.
4615 (HFILES): Add copy-relocs.h.
4617 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4619 * testsuite/script_test_4.sh: Permit leading zeroes.
4621 2008-04-15 Ian Lance Taylor <iant@google.com>
4623 * script-sections.cc (Script_sections::create_segments): Use
4624 header_size_adjustment even when there is enough room for the
4626 * testsuite/script_test_4.sh: New file.
4627 * testsuite/script_test_4.t: New file.
4628 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4629 (check_DATA): Add script_test_4.stdout.
4630 (MOSTLYCLEANFILES): Likewise.
4631 (script_test_4): New target.
4632 (script_test_4.stdout): New target.
4633 * testsuite/Makefile.in: Rebuild.
4635 * sparc.cc: Add definitions for Output_data_plt_sparc class
4638 2008-04-14 David S. Miller <davem@davemloft.net>
4640 * sparc.cc: New file.
4641 * Makefile.am (TARGETSOURCES): Add sparc.cc
4642 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4643 * configure.tgt: Document targ_extra_size and
4644 targ_extra_big_endian. Add entries for sparc-* and
4646 * configure.ac: Handle targ_extra_size and
4647 targ_extra_big_endian.
4648 * Makefile.in: Rebuild.
4649 * configure: Likewise.
4650 * po/POTFILES.in: Likewise.
4651 * po/gold.pot: Likewise.
4653 2008-04-14 Ian Lance Taylor <iant@google.com>
4655 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4656 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4657 in the name/type/flags to section mapping. Don't call
4658 allocate_output_section.
4659 (Layout::choose_output_section): Change parameter from adjust_name
4660 to is_input_section. Don't permit input sections after sections
4661 are attached to segments. Don't call allocate_output_section.
4662 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4663 not write_enable_output_section.
4664 (Layout::make_output_section): Don't push to
4665 unattached_section_list_ nor call attach_to_segment. Call
4666 attach_section_to_segment if sections are attached.
4667 (Layout::attach_sections_to_segments): New function.
4668 (Layout::attach_section_to_segment): New function.
4669 (Layout::attach_allocated_section_to_segment): Rename from
4670 attach_to_segment. Remove flags parameter.
4671 (Layout::allocate_output_section): Remove function.
4672 (Layout::write_enable_output_section): Remove function.
4673 * layout.h (class Layout): Update for above changes. Add new
4674 field sections_are_attached_.
4675 * output.h (Output_section::update_flags_for_input_section): New
4677 * output.cc (Output_section::add_input_section): Call
4678 update_flags_for_input_section.
4679 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4681 2008-04-11 Cary Coutant <ccoutant@google.com>
4683 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4684 thought unnecessary.
4685 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4687 2008-04-11 Ian Lance Taylor <iant@google.com>
4689 * output.h (class Output_section_data): Remove inline definition
4691 * output.cc (Output_section_data::set_addralign): New function.
4693 2008-04-11 Cary Coutant <ccoutant@google.com>
4695 Add support for TLS descriptors for i386 and x86_64.
4696 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4697 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4698 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4700 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4701 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4702 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4704 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4705 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4706 Fix problem with initial-exec relocations.
4707 (Target_i386::Relocate::relocate_tls): Likewise.
4708 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4710 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4711 support for section-plus-offset dynamic table entries.
4712 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4713 (Output_data_dynamic::Dynamic_entry): Add support for
4714 section-plus-offset dynamic table entries.
4715 (Output_data_dynamic::Classification): Likewise.
4716 (Output_data_dynamic::classification_): Renamed offset_.
4717 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4718 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4719 (Target_x86_64::make_plt_section): New function.
4720 (Target_x86_64::reserve_tlsdesc_entries): New function.
4721 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4722 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4723 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4724 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4725 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4726 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4727 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4728 add extra PLT entry for TLS descriptors.
4729 (Output_data_plt_x86_64::got_): New field.
4730 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4731 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4733 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4735 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4736 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4737 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4738 R_386_TLS_DESC_CALL relocations.
4739 (Target_x86_64::Scan::global): Likewise.
4740 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4741 for TLS descriptors.
4742 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4743 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4744 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4745 GD-to-IE relaxation.
4746 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4747 and TLS_DESCRIPTORS.
4748 * Makefile.in: Rebuild.
4749 * configure: Rebuild.
4750 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4751 (tls_test_shared2.so): New target.
4752 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4753 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4754 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4755 (tls_shared_gd_to_ie_test_LDADD): New variable.
4756 (tls_shared_gnu2_gd_to_ie_test): New target.
4757 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4759 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4760 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4761 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4762 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4763 (tls_shared_gnu2_test): New target.
4764 (tls_test_gnu2_shared.so): New target.
4765 (tls_shared_gnu2_test_SOURCES): New variable.
4766 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4767 (tls_shared_gnu2_test_LDFLAGS): New variable.
4768 (tls_shared_gnu2_test_LDADD): New variable.
4769 * testsuite/Makefile.in: Rebuild.
4770 * testsuite/Makefile.
4772 2008-04-11 Ian Lance Taylor <iant@google.com>
4774 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4776 * testsuite/Makefile.in: Rebuild.
4778 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4780 * testsuite/script_test_2.cc (main): Adjust test.
4782 2008-04-11 David S. Miller <davem@davemloft.net>
4783 Ian Lance Taylor <iant@google.com>
4785 * options.h (General_options): Add entries for '-Y' and
4787 * options.cc (General_options:finalize): If -Y was used, add those
4788 entries to the library path instead of the default "/lib" and
4791 2008-04-11 David S. Miller <davem@davemloft.net>
4793 * testsuite/justsyms.t: Start at 0x100.
4794 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4795 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4797 * testsuite/script_test_2.cc: Adjust string and section length
4800 2008-04-09 Ian Lance Taylor <iant@google.com>
4803 * script-sections.cc (Sections_element::allocate_to_segment): Add
4805 (Output_section_definition::allocate_to_segment): Likewise.
4806 (Orphan_output_section::allocate_to_segment): Likewise.
4807 (Script_sections::attach_sections_using_phdrs_clause): Don't
4808 propagate non-PT_LOAD segments to orphan sections.
4809 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4810 readelf rather than objdump.
4811 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4812 .interp section and PT_INTERP segment are the same size.
4813 * testsuite/Makefile.in: Rebuild.
4815 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4816 aliases for symbols defined in the same object.
4817 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4818 (weak_alias_test_SOURCES): New variable.
4819 (weak_alias_test_DEPENDENCIES): New variable.
4820 (weak_alias_test_LDFLAGS): New variable.
4821 (weak_alias_test_LDADD): New variable.
4822 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4823 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4824 (weak_alias_test_3.o): New target.
4825 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4826 * testsuite/weak_alias_test_main.cc: New file.
4827 * testsuite/weak_alias_test_1.cc: New file.
4828 * testsuite/weak_alias_test_2.cc: New file.
4829 * testsuite/weak_alias_test_3.cc: New file.
4831 2008-04-08 Ian Lance Taylor <iant@google.com>
4833 * options.h (class General_options): Add --noinhibit-exec option.
4834 * main.cc (main): Check --noinhibit-exec.
4836 * options.h (class General_options): Define --wrap as a special
4837 option. Add wrap_symbols_ field.
4838 (General_options::any_wrap_symbols): New function.
4839 (General_options::is_wrap_symbol): New function.
4840 * options.cc (General_options::parse_wrap): New function.
4841 (General_options::General_options): Initialize wrap_symbols_.
4842 * symtab.cc (Symbol_table::wrap_symbol): New function.
4843 (Symbol_table::add_from_object): Handle --wrap.
4844 * symtab.h (class Symbol_table): Declare wrap_symbol.
4845 * target.h (Target::wrap_char): New function.
4846 (Target::Target_info): Add wrap_char field.
4847 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4848 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4849 * testsuite/testfile.cc (Target_test::test_target_info):
4852 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4855 * layout.h (class Layout): Add added_eh_frame_data_ field.
4856 * layout.cc (Layout::Layout): Initialize new field.
4857 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4858 output section until we find a section we merged successfully.
4859 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4860 that the size be non-zero.
4862 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4865 2008-04-08 Craig Silverstein <csilvers@google.com>
4867 * configure.ac: Export new conditional variable HAVE_ZLIB.
4868 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4870 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4871 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4873 2008-04-07 Ian Lance Taylor <iant@google.com>
4875 * version.cc (version_string): Set to "1.5".
4877 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4878 Add issued_non_pic_error_ field. Declare check_non_pic.
4879 (Target_x86_64::Scan::check_non_pic): New function.
4880 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4881 (Target_x86_64::Scan::global): Likewise.
4883 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4884 addend parameter. Change caller. Handle merge sections.
4885 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4886 Address to Addend. Don't add in the result of
4887 local_section_offset, pass down the addend and use the returned
4889 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4890 Update declarations of local_section_offset and symbol_value.
4891 * testsuite/two_file_test_1.cc (t18): New function.
4892 * testsuite/two_file_test_2.cc (f18): New function.
4893 * testsuite/two_file_test_main.cc (main): Call t18.
4894 * testsuite/two_file_test.h (t18, f18): Declare.
4896 * configure.ac: Don't test for objdump, c++filt, or readelf.
4897 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4899 (TEST_READELF): New variable.
4900 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4901 (check_PROGRAMS): Add two_file_strip_test.
4902 (two_file_strip_test): New target.
4903 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4904 (two_file_same_shared_strip_test_SOURCES): New variable.
4905 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4906 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4907 (two_file_same_shared_strip_test_LDADD): New variable.
4908 (two_file_shared_strip.so): New target.
4909 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4910 (ver_test_5.syms, ver_test_7.syms): Likewise.
4911 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4912 (strip_test_3.stdout): Use TEST_OBJDUMP.
4913 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4915 2008-04-04 Cary Coutant <ccoutant@google.com>
4917 * symtab.h (Symbol::is_weak_undefined): New function.
4918 (Symbol::is_strong_undefined): New function.
4919 (Symbol::is_absolute): New function.
4920 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4921 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4923 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4924 (weak_undef_test): New target.
4925 * testsuite/Makefile.in: Rebuild.
4926 * testsuite/weak_undef_file1.cc: New file.
4927 * testsuite/weak_undef_file2.cc: New file.
4928 * testsuite/weak_undef_test.cc: New file.
4930 2008-04-03 Craig Silverstein <csilvers@google.com>
4932 * compressed_output.h (class Output_compressed_section): Use
4934 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4936 (zlib_compressed_suffix): Removed.
4937 (Output_compressed_section::set_final_data_size): Use unsigned
4939 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4940 Fix linker invocation.
4941 (flagstest_o_specialfile_and_compress_debug_sections):
4943 * testsuite/Makefile.in: Regenerated.
4945 2008-04-02 David S. Miller <davem@davemloft.net>
4947 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4948 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4950 2008-04-02 Craig Silverstein <csilvers@google.com>
4954 2008-04-02 Ian Lance Taylor <iant@google.com>
4956 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4957 parameters. Update for new key type to views_. Change all
4959 (File_read::read): Adjust for byteshift in returned view.
4960 (File_read::add_view): New function, broken out of
4962 (File_read::make_view): New function, broken out of
4964 (File_read::find_or_make_view): Add offset and aligned
4965 parameters. Rewrite accordingly. Change all callers.
4966 (File_read::get_view): Add offset and aligned parameters. Adjust
4967 for byteshift in return value.
4968 (File_read::get_lasting_view): Likewise.
4969 * fileread.h (class File_read): Update declarations.
4970 (class File_read::View): Add byteshift_ field. Add byteshift to
4971 constructor. Add byteshift method.
4972 * archive.h (Archive::clear_uncached_views): New function.
4973 (Archive::get_view): Add aligned parameter. Change all callers.
4974 * object.h (Object::get_view): Add aligned parameter. Change all
4976 (Object::get_lasting_view): Likewise.
4978 * fileread.cc (File_read::release): Don't call clear_views if
4979 there are multiple objects.
4980 * fileread.h (File_read::clear_uncached_views): New function.
4981 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4984 2008-03-31 Cary Coutant <ccoutant@google.com>
4986 Add thin archive support.
4987 * archive.cc (Archive::armagt): New const.
4988 (Archive::setup): Remove task parameter and calls to unlock.
4989 (Archive::unlock_nested_archives): New function.
4990 (Archive::read_header): Add nested_off parameter. Change
4992 (Archive::interpret_header): Likewise.
4993 (Archive::include_all_members): Change to handle thin
4995 (Archive::include_member): Likewise.
4996 * archive.h (Archive::Archive): Add new parameters and
4998 (Archive::armagt): New const.
4999 (Archive::setup): Remove task parameter.
5000 (Archive::unlock_nested_archives): New function.
5001 (Archive::read_header): Add nested_off parameter.
5002 (Archive::interpret_header): Likewise.
5003 (Archive::Nested_archive_table): New typedef.
5004 (Archive::is_thin_archive_): New field.
5005 (Archive::nested_archives_): New field.
5006 (Archive::options_): New field.
5007 (Archive::dirpath_): New field.
5008 (Archive::task_): New field.
5009 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5010 for thin archives. Pass additional parameters to
5011 Archive::Archive. Unlock the archive file after calling
5014 2008-03-29 Ian Lance Taylor <iant@google.com>
5016 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5017 version symbol to be local.
5018 * testsuite/ver_test_4.sh: New file.
5019 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5020 (check_DATA): Add ver_test_4.syms.
5021 (ver_test_4.syms): New target.
5022 * testsuite/Makefile.in: Rebuild.
5025 (Output_section::Input_section_sort_entry::has_priority): New
5027 (Output_section::Input_section_sort_entry::match_file_name): New
5029 (Output_section::Input_section_sort_entry::match_section_name):
5031 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5033 (Output_section::Input_section_sort_entry::match_section_file):
5035 (Output_section::Input_section_sort_compare::operator()): Rewrite
5036 using new Input_section_sort_entry functions. Sort crtbegin and
5037 crtend first. Sort sections with no priority before sections with
5039 * testsuite/initpri1.c (d3): Check j != 4.
5040 (cd5): New constructor/destructor function.
5041 (main): Check j != 2.
5043 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5044 new symbol when resolving, don't call set_is_default.
5045 * testsuite/ver_test_7.cc: New file.
5046 * testsuite/ver_test_7.sh: New file.
5047 * testsuite/Makefile.am (ver_test_7.so): New target.
5048 (ver_test_7.o): New target.
5049 (check_SCRIPTS): Add ver_test_7.sh.
5050 (check_DATA): Add ver_test_7.syms.
5051 (ver_test_7.syms): New target.
5053 2008-03-28 Ian Lance Taylor <iant@google.com>
5055 * layout.cc (Layout::layout): If we see an input section with a
5056 name that needs sorting, set the must_sort flag for the output
5058 (Layout::make_output_section): If the name of the output section
5059 indicates that it might require sorting, set the may_sort flag.
5060 * output.h (Output_section::may_sort_attached_input_sections): New
5062 (Output_section::set_may_sort_attached_input_sections): New
5064 (Output_section::must_sort_attached_input_sections): New
5066 (Output_section::set_must_sort_attached_input_sections): New
5068 (class Output_section): Declare Input_section_sort_entry. Define
5069 Input_section_sort_compare. Declare
5070 sort_attached_input_sections. Add new fields:
5071 may_sort_attached_input_sections_,
5072 must_sort_attached_input_sections_,
5073 attached_input_sections_are_sorted_.
5074 * output.cc (Output_section::Output_section): Initialize new
5076 (Output_section::add_input_section): Add an entry to
5077 input_sections_ if may_sort or must_sort are true.
5078 (Output_section::set_final_data_size): Call
5079 sort_attached_input_sections if necessary.
5080 (Output_section::Input_section_sort_entry): Define new class.
5081 (Output_section::Input_section_sort_compare::operator()): New
5083 (Output_section::sort_attached_input_sections): New function.
5084 * configure.ac: Check whether the compiler supports constructor
5085 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5086 * testsuite/initpri1.c: New file.
5087 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5088 CONSTRUCTOR_PRIORITY.
5089 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5090 (initpri1_LDFLAGS): New variable.
5091 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5093 2008-03-27 Ian Lance Taylor <iant@google.com>
5095 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5096 * testsuite/common_test_1.c: New file.
5097 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5098 (common_test_1_SOURCES): New variable.
5099 (common_test_1_DEPENDENCIES): New variable.
5100 (common_test_1_LDFLAGS): New variable.
5102 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5103 and commons_ correctly when NAME/VERSION does not override
5105 * testsuite/ver_test_6.c: New file.
5106 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5107 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5108 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5110 2008-03-26 Ian Lance Taylor <iant@google.com>
5112 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5113 of an undefined symbol from a version script.
5114 * testsuite/Makefile.am (ver_test_5.so): New target.
5115 (ver_test_5.o): New target.
5116 (check_SCRIPTS): Add ver_test_5.sh.
5117 (check_DATA): Add ver_test_5.syms.
5118 (ver_test_5.syms): New target.
5119 * testsuite/ver_test_5.cc: New file.
5120 * testsuite/ver_test_5.script: New file.
5121 * testsuite/ver_test_5.sh: New file.
5122 * Makefile.in, testsuite/Makefile.in: Rebuild.
5125 Fix problems building gold with gcc 4.3.0.
5126 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5127 (gold_error_at_location, gold_warning_at_location): Use it.
5128 * configure.ac: Check whether we can compile and use a template
5129 function with a printf attribute.
5130 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5131 when jumping over bytes.
5132 * object.cc: Instantiate Object::read_section_data.
5133 * debug.h: Include <cstring>
5134 * dwarf_reader.cc: Include <algorithm>
5135 * main.cc: Include <cstring>.
5136 * options.cc: Include <cstring>.
5137 * output.cc: Include <cstring>.
5138 * script.cc: Include <cstring>.
5139 * script.h: Include <string>.
5140 * symtab.cc: Include <cstring> and <algorithm>.
5141 * target-select.cc: Include <cstring>.
5142 * version.cc: Include <string>.
5143 * testsuite/testmain.cc: Include <cstdlib>.
5144 * configure, config.in: Rebuild.
5146 2008-03-25 Ian Lance Taylor <iant@google.com>
5148 * options.cc: Include "../bfd/bfdver.h".
5149 (options::help): Print bug reporting address.
5151 * version.cc (print_version): Adjust output for current value of
5156 * options.cc (options::help): Print list of supported targets.
5157 * target-select.h: Include <vector>.
5158 (class Target_selector): Make machine_, size_, and is_big_endian_
5159 fields const. Add bfd_name_ and instantiated_target_ fields.
5160 (Target_selector::Target_selector): Add bfd_name parameter.
5161 (Target_selector::recognize): Make non-virtual, call
5163 (Target_selector::recognize_by_name): Make non-virtual, call
5164 do_recognize_by_name.
5165 (Target_selector::supported_names): New function.
5166 (Target_selector::bfd_name): New function.
5167 (Target_selector::do_instantiate_target): New pure virtual
5169 (Target_selector::do_recognize): New virtual function.
5170 (Target_selector::do_recognize_by_name): New virtual function.
5171 (Target_selector::instantiate_target): New private function.
5172 (supported_target_names): Declare.
5173 * target-select.cc (Target_selector::Target_selector): Update for
5174 new parameter and fields.
5175 (select_target_by_name): Check that the name matches before
5176 calling recognize_by_name.
5177 (supported_target_names): New function.
5178 * i386.cc (class Target_selector_i386): Update Target_selector
5179 constructor call. Remove recognize and recognize_by_name. Add
5180 do_instantiate_target.
5181 * x86_64.cc (class Target_selector_x86_64): Likewise.
5182 * testsuite/testfile.cc (class Target_selector_test): Update for
5183 changes to Target_selector.
5185 * README: Rewrite, with some notes on unsupported features.
5187 2008-03-24 Cary Coutant <ccoutant@google.com>
5189 * i386.cc (Target_i386::Got_type): New enum declaration.
5190 (Target_i386::Scan::local): Updated callers of Output_data_got
5192 (Target_i386::Scan::global): Likewise.
5193 (Target_i386::Relocate::relocate): Likewise.
5194 (Target_i386::Relocate::relocate_tls): Likewise.
5195 * object.h (Got_offset_list): New class.
5196 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5197 (Sized_relobj::local_got_offset): Likewise.
5198 (Sized_relobj::set_local_got_offset): Likewise.
5199 (Sized_relobj::local_has_tls_got_offset): Removed.
5200 (Sized_relobj::local_tls_got_offset): Removed.
5201 (Sized_relobj::set_local_tls_got_offset): Removed.
5202 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5203 * output.cc (Output_data_got::add_global): Added got_type parameter.
5204 (Output_data_got::add_global_with_rel): Likewise.
5205 (Output_data_got::add_global_with_rela): Likewise.
5206 (Output_data_got::add_global_pair_with_rel): New function.
5207 (Output_data_got::add_global_pair_with_rela): New function.
5208 (Output_data_got::add_local): Added got_type parameter.
5209 (Output_data_got::add_local_with_rel): Likewise.
5210 (Output_data_got::add_local_with_rela): Likewise.
5211 (Output_data_got::add_local_pair_with_rel): New function.
5212 (Output_data_got::add_local_pair_with_rela): New function.
5213 (Output_data_got::add_global_tls): Removed.
5214 (Output_data_got::add_global_tls_with_rel): Removed.
5215 (Output_data_got::add_global_tls_with_rela): Removed.
5216 (Output_data_got::add_local_tls): Removed.
5217 (Output_data_got::add_local_tls_with_rel): Removed.
5218 (Output_data_got::add_local_tls_with_rela): Removed.
5219 * output.h (Output_data_got::add_global): Added got_type parameter.
5220 (Output_data_got::add_global_with_rel): Likewise.
5221 (Output_data_got::add_global_with_rela): Likewise.
5222 (Output_data_got::add_global_pair_with_rel): New function.
5223 (Output_data_got::add_global_pair_with_rela): New function.
5224 (Output_data_got::add_local): Added got_type parameter.
5225 (Output_data_got::add_local_with_rel): Likewise.
5226 (Output_data_got::add_local_with_rela): Likewise.
5227 (Output_data_got::add_local_pair_with_rel): New function.
5228 (Output_data_got::add_local_pair_with_rela): New function.
5229 (Output_data_got::add_global_tls): Removed.
5230 (Output_data_got::add_global_tls_with_rel): Removed.
5231 (Output_data_got::add_global_tls_with_rela): Removed.
5232 (Output_data_got::add_local_tls): Removed.
5233 (Output_data_got::add_local_tls_with_rel): Removed.
5234 (Output_data_got::add_local_tls_with_rela): Removed.
5235 * resolve.cc (Symbol::override_base_with_special): Removed
5236 reference to has_got_offset_ field.
5237 * symtab.cc (Symbol::init_fields): Replaced initialization
5238 of got_offset_ with got_offsets_. Removed initialization
5240 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5241 (Symbol::got_offset): Likewise.
5242 (Symbol::set_got_offset): Likewise.
5243 (Symbol::has_tls_got_offset): Removed.
5244 (Symbol::tls_got_offset): Removed.
5245 (Symbol::set_tls_got_offset): Removed.
5246 (Symbol::got_offset_): Removed.
5247 (Symbol::tls_mod_got_offset_): Removed.
5248 (Symbol::tls_pair_got_offset_): Removed.
5249 (Symbol::got_offsets_): New field.
5250 (Symbol::has_got_offset): Removed.
5251 (Symbol::has_tls_mod_got_offset): Removed.
5252 (Symbol::has_tls_pair_got_offset): Removed.
5253 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5254 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5256 (Target_x86_64::Scan::global): Likewise.
5257 (Target_x86_64::Relocate::relocate): Likewise.
5258 (Target_x86_64::Relocate::relocate_tls): Likewise.
5260 2008-03-25 Ben Elliston <bje@au.ibm.com>
5262 * yyscript.y: Fix spelling error in comment.
5264 2008-03-24 Ian Lance Taylor <iant@google.com>
5266 * options.h (class General_options): Define build_id option.
5267 * layout.h (class Layout): Declare write_build_id, create_note,
5268 create_build_id. Add build_id_note_ member.
5269 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5270 "libiberty.h", "md5.h", "sha1.h".
5271 (Layout::Layout): Initialize eh_frame_data_,
5272 eh_frame_hdr_section_, and build_id_note_.
5273 (Layout::finalize): Call create_build_id.
5274 (Layout::create_note): New function, broken out of
5275 Layout::create_gold_note.
5276 (Layout::create_gold_note): Call create_note.
5277 (Layout::create_build_id): New function.
5278 (Layout::write_build_id): New function.
5279 (Close_task_runner::run): Call write_build_id.
5281 * x86_64.cc: Correct license to GPLv3.
5283 2008-03-23 Ian Lance Taylor <iant@google.com>
5285 * options.cc: Include "demangle.h".
5286 (parse_optional_string): New function.
5287 (parse_long_option): Handle takes_optional_argument.
5288 (parse_short_option): Update dash_z initializer. Handle
5289 takes_optional_argument.
5290 (General_options::General_options): Initialize do_demangle_.
5291 (General_options::finalize): Set do_demangle_. Handle demangling
5293 * options.h (parse_optional_string): Declare.
5294 (struct One_option): Add optional_arg field. Update constructor.
5295 Update call constructor calls. Add takes_optional_argument
5297 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5298 (DEFINE_optional_string): Define.
5299 (General_options::demangle): Change from DEFINE_bool to
5300 DEFINE_optional_string.
5301 (General_options::no_demangle): New function.
5302 (General_options::do_demangle): New function.
5303 (General_options::set_do_demangle): New function.
5304 (General_options::execstack_status_): Move definition to end of
5306 (General_options::static_): Likewise.
5307 (General_options::do_demangle_): New field.
5308 * object.cc (big_endian>::get_symbol_location_info): Call
5309 Options::do_demangle, not Options::demangle.
5310 * symtab.cc (demangle): Likewise.
5312 2008-03-22 Ian Lance Taylor <iant@google.com>
5314 * gold.h: Include <cstddef> and <sys/types.h>
5315 * options.h: Include <cstring>.
5317 2008-03-21 Ian Lance Taylor <iant@google.com>
5319 * Added source code to GNU binutils.