1 2009-12-16 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6 relaxed input sections.
7 * output.cc (Output_section::find_relaxed_input_section): Change
8 return type to Output_relaxed_input_section pointer. Adjust code
9 for new type of relaxed_input_section_map_.
10 * output.h (Output_section::find_relaxed_input_section): Change
11 return type to Output_relaxed_input_section pointer.
12 (Output_section::Output_relaxed_input_section_by_input_section_map):
14 (Output_section::relaxed_input_section_map_): Change type to
15 Output_section::Output_relaxed_input_section_by_input_section_map.
16 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
19 2009-12-15 Ian Lance Taylor <iant@google.com>
21 * layout.cc (Layout::create_shstrtab): Only write out after input
22 sections if we are compressing debug sections.
24 2009-12-15 Ian Lance Taylor <iant@google.com>
26 * archive.cc (Archive::add_symbols): Only look up a symbol without
27 a version if there is, in fact, a version.
29 2009-12-14 Ian Lance Taylor <iant@google.com>
31 Revert -Wshadow changes, all changes from:
32 2009-12-11 Doug Kwan <dougkwan@google.com>
33 2009-12-11 Nick Clifton <nickc@redhat.com>
34 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
36 2009-12-11 Doug Kwan <dougkwan@google.com>
38 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
40 * attributes.cc (Object_attribute::size): Ditto.
41 (Attributes_section_data::size): Ditto.
42 (Attributes_section_data::Attributes_section_data): Ditto.
43 (Output_attributes_section_data::do_write): Ditto.
44 * attributes.h (Object_attribute::set_type): Ditto.
45 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
47 2009-12-11 Nick Clifton <nickc@redhat.com>
49 * archive.cc: Fix shadowed variable warnings.
51 * compressed_output.cc: Likewise.
52 * compressed_output.h: Likewise.
53 * configure: Likewise.
54 * dwarf_reader.cc: Likewise.
55 * dynobj.cc: Likewise.
57 * ehframe.cc: Likewise.
58 * ehframe.h: Likewise.
59 * errors.cc: Likewise.
60 * expression.cc: Likewise.
61 * fileread.cc: Likewise.
62 * fileread.h: Likewise.
63 * freebsd.h: Likewise.
66 * incremental.h: Likewise.
67 * layout.cc: Likewise.
69 * mapfile.cc: Likewise.
72 * object.cc: Likewise.
74 * options.h: Likewise.
75 * output.cc: Likewise.
77 * parameters.cc: Likewise.
78 * plugin.cc: Likewise.
79 * powerpc.cc: Likewise.
80 * reduced_debug_output.cc: Likewise.
81 * reduced_debug_output.h: Likewise.
84 * resolve.cc: Likewise.
85 * script-sections.cc: Likewise.
86 * script.cc: Likewise.
89 * symtab.cc: Likewise.
91 * target-select.cc: Likewise.
92 * target-select.h: Likewise.
94 * workqueue.cc: Likewise.
95 * workqueue.h: Likewise.
96 * x86_64.cc: Likewise.
98 2009-12-10 Doug Kwan <dougkwan@google.com>
100 * arm.cc (attributes.h): New include.
101 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
102 (Arm_relobj::~Arm_relobj): Delete object pointed by
103 attributes_section_data_.
104 (Arm_relobj::attributes_section_data): New method definition.
105 (Arm_relobj::attributes_section_data_): New data member declaration.
106 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
107 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
108 attributes_section_data_.
109 (Arm_dynobj::attributes_section_data): New method definition.
110 (Arm_dynobj::attributes_section_data_): New data member declaration.
111 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
112 initialization value of may_use_blx_ to false.
113 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
114 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
115 object attributes to compute results instead of hard-coding.
116 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
117 Target_arm::get_secondary_compatible_arch,
118 Target_arm::set_secondary_compatible_arch
119 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
120 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
121 New method declarations.
122 (Target_arm::get_aeabi_object_attribute): New method definition.
123 (Target_arm::attributes_section_data_): New data member declaration.
124 (read_arm_attributes_section): New template definition.
125 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
126 (Arm_dynobj::do_read_symbols): Ditto.
127 (Target_arm::do_finalize_sections): Merge attributes sections from
128 input. Check for BLX use after attributes section merging.
129 Fix __exidx_start and __exidx_end visibility. Create an
130 .ARM.attributes section if necessary.
131 (Target_arm::get_secondary_compatible_arch,
132 Target_arm::set_secondary_compatible_arch,
133 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
134 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
135 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
136 New method definitions.
138 2009-12-09 Ian Lance Taylor <iant@google.com>
140 * plugin.cc (Plugin::load): Don't cast from void* to a function
143 2009-12-09 Ian Lance Taylor <iant@google.com>
145 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
148 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
150 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
151 Replace two_file_shared_1.so with two_file_shared_2.so.
152 * testsuite/Makefile.in: Regenerated.
154 2009-12-08 Doug Kwan <dougkwan@google.com>
156 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
157 (HFILES): Add attributes.h and int_encoding.h.
158 * Makefile.in: Regenerate.
159 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
160 function definitions to int_encoding.cc
161 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
162 prototypes to int_encoding.h
163 * reduced_debug_output.cc (int_encoding.h): New include.
164 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
165 function definitions to int_encoding.cc
166 (insert_into_vector, read_from_pointer): Move template definitions to
168 * attributes.cc: New file.
169 * attributes.h: New file.
170 * int_encoding.cc: New file.
171 * int_encoding.h: New file.
173 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
176 * incremental-dump.cc (dump_incremental_inputs): New.
177 (main): Use dump_incremental_inputs.
179 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
182 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
183 checking elfcpp::STT_FUNC.
184 (Target_i386::Relocate::relocate): Likewise.
185 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
187 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
188 symbols from shared libraries into normal FUNC symbols.
190 * symtab.h (Symbol): Add is_func and use it.
192 2009-12-05 Doug Kwan <dougkwan@google.com>
194 * arm.cc (Target_arm::arm_info): Initialize new fields
195 attributes_section and attributes_vendor.
196 * i386.cc (Target_i386::i386_info): Same.
197 * object.cc (Sized_relobj::do_layout): Skip attribute section.
198 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
199 fields attributes_section and attributes_vendor.
200 * sparc.cc (Target_sparc::sparc_info): Same.
201 * target.h (Target::attributes_section, Target::attributes_vendor,
202 Target::is_attributes_section, Target::attribute_arg_type,
203 Target::attributes_order): New method definitions.
204 (Target::Target_info::attributes_section,
205 Target::Target_info::attributes_vendor): New fields.
206 (Target::do_attribute_arg_type, Target::do_attributes_order): New
207 virtual method definitions.
208 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
209 attributes_section and attributes_vendor.
210 * testsuite/testfile.cc (Target_test::test_target_info): Same.
212 2009-12-05 Doug Kwan <dougkwan@google.com>
214 * arm.cc: Update comments about interworking and stub generation.
215 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
216 considered as non-PIC.
217 (Arm_relocate_functions::base_abs): Fix formatting.
218 (Arm_relocate_functions::got_prel): Fix comment. Change interface
219 of function to use GOT entry address instead of offset.
220 (Target_arm::Scan::global): Issue an error if a symbol would need a
221 PLT does not get one because it is untyped. Remove code to create
222 dynamic symbols for relative branches.
223 (Target_arm::Relocate::relocate: Use 0 instead of false since function
224 takes unsigned integer instead of boolean.
226 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
228 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
229 (two_file_test_LDADD): Likewise.
230 (common_test_1_LDADD): Likewise.
231 (exception_test_LDADD) Likewise.
232 (weak_test_LDADD): Likewise.
233 (many_sections_test_LDADD): Likewise.
234 (initpri1_LDADD): Likewise.
235 (script_test_1_LDADD): Likewise.
236 (script_test_2_LDADD): Likewise.
237 (justsyms_LDADD): Likewise.
238 (binary_test_LDADD): Likewise.
239 (large_LDADD): Likewise.
240 * testsuite/Makefile.in: Regenerated.
242 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
244 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
245 (Symbol_table::override_with_special): Likewise.
246 (Symbol_table::add_from_object): Likewise.
248 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
250 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
251 Don't set the data_offset twice.
253 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
255 * testsuite/Makefile.in: Regenerate.
257 2009-12-03 Doug Kwan <dougkwan@google.com>
259 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
260 (Target_arm::do_finalize_sections): Add parameter for symbol table
261 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
262 * i386.cc (Target_i386::do_finalize_sections): Add an additional
263 parameter for symbol table pointer.
264 * layout.cc (Layout::finalize): Call Target::finalize_sections with
265 an additional parameter for a pointer to symbol table.
266 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
267 parameter for a symbol table pointer.
268 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
269 * target.h (Target::finalize_sections, Target::do_finalize_sections):
271 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
272 parameter for a symbol table pointer.
274 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
276 * incremental.cc (Incremental_inputs_header)
277 (Incremental_inputs_header_write, Incremental_inputs_entry)
278 (Incremental_inputs_entry_write): Move ...
279 * incremental.h (Incremental_inputs_header)
280 (Incremental_inputs_header_write, Incremental_inputs_entry)
281 (Incremental_inputs_entry_write): here.
283 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
285 * incremental.cc (make_sized_incremental_binary): Set the target.
286 Error if it is incompatible.
287 * output.h (Output_file): Add filename method.
289 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
291 * incremental.cc (Incremental_inputs_entry): Remove unused argument
292 from the get_* methods.
294 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
296 * incremental-dump.cc (main): Check that the offeset of a script is 0.
297 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
298 Write 0 for the data_offset of scripts.
300 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
302 * testsuite/Makefile.am: Add the incremental_test.sh test.
303 * testsuite/incremental_test.sh: New.
304 * testsuite/incremental_test_1.c: New.
305 * testsuite/incremental_test_2.c: New.
307 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
309 * incremental-dump.cc (main): Fix typos.
311 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
314 * incremental-dump.cc (main): Use llu to print 64 bit values.
316 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
317 H.J. Lu <hongjiu.lu@intel.com>
319 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
321 (incremental_dump_LDADD): Likewise.
322 * Makefile.in: Regenerated.
324 2009-11-25 Doug Kwan <dougkwan@google.com>
328 2009-11-25 Doug Kwan <dougkwan@google.com>
330 * arm.cc (Target_arm::Target_arm): Move method definition
331 outside of class definition. Add code to handle
332 --target1-rel, --target1-abs and --target2= options.
333 (Target_arm::get_reloc_reloc_type): Change method to be
334 non-static and const.
335 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
336 New data member declaration.
337 (Target_arm::Scan::local, Target_arm::Scan::global,
338 Target_arm::Relocate::relocate,
339 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
340 Adjust call to Target_arm::get_real_reloc_type.
341 (Target_arm::get_real_reloc_type): Use command line options
342 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
343 * options.h (--target1-rel, --target1-abs, --target2): New
346 2009-11-25 Doug Kwan <dougkwan@google.com>
348 * arm.cc (Target_arm::Target_arm): Move method definition outside of
349 class definition. Add code to handle --target1-rel, --target1-abs
350 and --target2= options.
351 (Target_arm::get_reloc_reloc_type): Change method to be non-static
353 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
355 (Target_arm::Scan::local, Target_arm::Scan::global,
356 Target_arm::Relocate::relocate,
357 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
358 call to Target_arm::get_real_reloc_type.
359 (Target_arm::get_real_reloc_type): Use command line options to
360 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
361 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
364 2009-11-25 Doug Kwan <dougkwan@google.com>
366 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
367 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
368 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
370 (Arm_relocate_functions::thm_call): Replace body with a call to
371 Arm_relocate_functions::thumb_branch_common.
372 (Arm_relocate_functions::thm_jump24,
373 Arm_relocate_functions::thm_xpc22): New method definitions.
374 (Arm_relocate_functions::thumb_branch_common): New method definition.
375 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
377 (Target_arm::Relocate::relocate): Adjust call to thm_call.
378 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
380 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
382 * Makefile.am: Build incremental-dump
383 * Makefile.in: Regenerate.
384 * incremental-dump.cc: New.
385 * incremental.cc (Incremental_inputs_header_data,
386 Incremental_inputs_entry_data): Move to incremental.h
387 * incremental.h: (Incremental_inputs_header_data,
388 Incremental_inputs_entry_data): Move from incremental.cc
390 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
392 * incremental.cc (Incremental_inputs_header,
393 Incremental_inputs_header_write, Incremental_inputs_entry,
394 Incremental_inputs_entry_write): Add a typedef with the data type.
396 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
398 * incremental.cc (Incremental_inputs_header,
399 Incremental_inputs_header_write, Incremental_inputs_entry,
400 Incremental_inputs_entry_write): Update comment about which
401 type has the filed descriptions.
403 2009-11-15 Doug Kwan <dougkwan@google.com>
405 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
406 (Arm_relocate_functions::arm_branch_common): Change method defintion
407 in class definition to a method declaration and update list of formal
409 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
410 Arm_relocation_functions::jump24): Adjust call to
411 Arm_relocate_functions::arm_branch_common. Update list of formal
413 (Arm_relocate_functions::xpc25): New method definition.
414 (Arm_relocate_functions::arm_branch_common): Move method defintion
415 out from class definition. Use stubs for mode-switching and extending
417 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
418 specially. Change code to enable use of stubs in ARM branches.
420 2009-11-10 Doug Kwan <dougkwan@google.com>
422 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
423 in method declaration.
424 (Target_arm::relocate_stub): New method declaration.
425 (Target_arm::default_target): Change to return a pointer instead of
427 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
428 Target_arm::default_target.
429 (Arm_Relobj::do_relocate_sections): Remove options paramater in
431 (Target_arm::relocate_section): Adjust view.
432 (Target_arm::relocate_stub): New method definition.
434 2009-11-10 Doug Kwan <dougkwan@google.com>
436 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
438 * incremental.cc (open_incremental_binary): Initialized local
439 variables to avoid warnings.
440 * object.cc (make_elf_object): Ditto.
441 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
444 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
447 * testsuite/plugin_test.c: Include "config.h".
449 2009-11-09 Doug Kwan <dougkwan@google.com>
451 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
452 (arm_symbol_value): Remove.
453 (Arm_relocate_functions::arm_branch_common,
454 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
455 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
456 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
457 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
458 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
459 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
460 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
461 Arm_relocate_functions::thm_mobw_abs_nc,
462 Arm_relocate_functions::thm_mov_abs,
463 Arm_relocate_functions::movw_prel_nc,
464 Arm_relocate_functions::thm_movt_abs,
465 Arm_relocate_functions::movt_prel,
466 Arm_relocate_functions::thm_movw_prel_nc,
467 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
468 (Target_arm::Relocate::relocate): Only decompose address into two
469 parts if relocation type uses the thumb-bit and pass the actual
470 bit instead of a flag indicating that the thumb-bit is used. Adjust
471 calls to methods in Arm_relocate_functions for this change.
473 2009-11-08 Ian Lance Taylor <iant@google.com>
476 * reloc.cc: Instantiate
477 Sized_relobj::initialize_input_to_output_maps and
478 Sized_relobj:free_input_to_output_maps.
480 2009-11-06 Ian Lance Taylor <iant@google.com>
483 * defstd.cc (in_segment): Set only_if_ref true for "end".
485 2009-11-06 Doug Kwan <dougkwan@google.com>
487 * arm.cc (class Reloc_stub): Correct a comment.
488 (Target_arm::Target_arm): Initialize arm_input_section_map_.
489 (Target_arm::scan_section_for_stubs): New method declaration.
490 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
491 Change methods from private to protected.
492 (Target_arm::do_may_relax): New method definition.
493 (Target_arm::do_relax, Target_arm::group_sections,
494 Target_arm::scan_reloc_for_stub,
495 Target_arm::scan_reloc_section_for_stubs): New method declarations.
496 (Target_arm::arm_input_section_map_): New data member declaration.
497 (Target_arm::scan_reloc_for_stub,
498 Target_arm::scan_reloc_section_for_stubs,
499 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
500 Target_arm::do_relax): New method definitions.
502 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
504 * configure.ac: Check for (struct stat)::st_mtim
505 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
506 * config.in: Regenerate.
507 * configure: Regenerate.
509 2009-11-05 Ian Lance Taylor <iant@google.com>
512 * output.cc (Output_segment::add_output_section): Add missing
515 2009-11-04 Ian Lance Taylor <iant@google.com>
518 * object.h (class Object): Add is_needed and set_is_needed
519 methods. Add is_needed_ field. Make bool fields into bitfields.
520 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
521 defined in a dynamic object and referenced by a regular object,
522 set is_needed for the dynamic object.
523 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
524 if the file is marked with as_needed and it is not needed.
526 2009-11-04 Ian Lance Taylor <iant@google.com>
529 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
530 tags if data is discarded by linker script.
531 * i386.cc (Target_i386::do_finalize_sections): Likewise.
532 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
533 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
534 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
536 2009-11-04 Ian Lance Taylor <iant@google.com>
538 * layout.cc (Layout::get_output_section): Add is_interp and
539 is_dynamic_linker_section parameters. Change all callers.
540 (Layout::choose_output_section): Likewise.
541 (Layout::make_output_section): Likewise.
542 (Layout::add_output_section_data): Add is_dynamic_linker_section
543 parameter. Change all callers.
544 * layout.h (class Layout): Update declarations.
545 * output.h (class Output_section): Add is_interp, set_is_interp,
546 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
547 Add is_interp_, is_dynamic_linker_section_ fields. Change
548 generate_code_fills_at_write_ to a bitfield.
549 * output.cc (Output_section::Output_sections): Initialize new
551 (Output_segment::add_output_section): Add do_sort parameter.
554 2009-11-03 Ian Lance Taylor <iant@google.com>
557 * options.h (class General_options): Add --warn-common.
558 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
559 merging two common symbols.
560 (Symbol_table::should_override): Handle --warn-common when merging
561 a common symbol with a defined symbol. Use report_resolve_problem
562 for multiple definitions.
563 (Symbol_table::report_resolve_problem): New function.
564 * symtab.h (class Symbol_table): Declare report_resolve_problem.
566 2009-11-03 Doug Kwan <dougkwan@google.com>
568 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
570 (Target_arm::stub_factory): New method definition.
571 (Target_arm::new_arm_input_section,
572 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
573 Target_arm::reloc_uses_thumb_bit): New method declarations.
574 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
575 New type definitions.
576 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
578 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
579 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
580 New method definitions.
582 2009-11-03 Ian Lance Taylor <iant@google.com>
584 * options.h (class General_options): Add --warn_constructors.
586 2009-11-03 Ian Lance Taylor <iant@google.com>
589 * defstd.cc (in_section): Add entries for __rel_iplt_start,
590 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
592 2009-11-03 Ian Lance Taylor <iant@google.com>
595 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
596 --msgid-bugs-address.
597 (install-pdf): New target.
598 (install-data_yes): Look up one directory to find mkinstalldirs.
600 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
602 * po/Make-in (.po.gmo): Don't generate .gmo files in source
605 2009-10-30 Doug Kwan <dougkwan@google.com>
607 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
609 2009-10-30 Doug Kwan <dougkwan@google.com>
611 * arm.cc (Stub_addend_reader): New struct template definition
612 and partial specializations.
613 (Stub_addend_reader::operator()): New method definition for a
614 partially specialized template.
616 2009-10-30 Doug Kwan <dougkwan@google.com>
618 * arm.cc (Arm_relobj::processor_specific_flags): New method
620 (Arm_relobj::do_read_symbols): New method declaration.
621 (Arm_relobj::processor_specific_flags_): New data member declaration.
622 (Arm_dynobj): New class definition.
623 (Target_arm::do_finalize_sections): Add input_objects parameter.
624 (Target_arm::do_adjust_elf_header): New method declaration.
625 (Target_arm::are_eabi_versions_compatible,
626 (Target_arm::merge_processor_specific_flags): New method declaration.
627 (Target_arm::do_make_elf_object): New overloaded method definitions
629 (Arm_relobj::do_read_symbols): New method definition.
630 (Arm_dynobj::do_read_symbols): Ditto.
631 (Target_arm::do_finalize_sections): Add input_objects parameters.
632 Merge processor-specific flags from all input objects.
633 (Target_arm::are_eabi_versions_compatible,
634 Target_arm::merge_processor_specific_flags,
635 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
636 New method definitions.
637 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
638 Input_objects pointer type parameter.
639 * layout.cc (Layout::finalize): Pass input objects to target's.
640 finalize_sections function.
641 * output.cc (Output_file_header::do_sized_write): Set ELF file
642 header's processor-specific flags.
643 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
644 Input_objects pointer type parameter.
645 * sparc.cc (Target_sparc::do_finalize_sections): Same.
646 * target.h (Input_objects): New forward class declaration.
647 (Target::processor_specific_flags,
648 Target::are_processor_specific_flags_sect): New method definitions.
649 (Target::finalize_sections): Add input_objects parameter.
650 (Target::Target): Initialize processor_specific_flags_ and
651 are_processor_specific_flags_set_.
652 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
654 (Target::set_processor_specific_flags): New method definition.
655 (Target::processor_specific_flags_,
656 Target::are_processor_specific_flags_set_): New data member
658 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
659 Input_objects pointer type parameter.
661 2009-10-30 Doug Kwan <dougkwan@google.com>
663 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
665 2009-10-28 Ian Lance Taylor <iant@google.com>
667 * object.h (class Relobj): Drop options parameter from
668 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
669 do_scan_relocs, do_relocate. Change all callers.
670 (class Sized_relobj): Drop options parameters from
671 do_gc_process_relocs, do_scan_relocs, do_relocate,
672 do_relocate_sections, relocate_sections, emit_relocs_scan,
673 emit_relocs_scan_reltype. Change all callers.
674 (struct Relocate_info): Remove options field and all references to
676 * reloc.h (class Read_relocs): Remove options constructor
677 parameter and options_ field. Change all callers.
678 (class Gc_process_relocs, class Scan_relocs): Likewise.
679 (class Relocate_task): Likewise.
680 * target-reloc.h (scan_relocs): Remove options parameter. Change
682 (scan_relocatable_relocs): Likewise.
683 * target.h (class Sized_target): Remove options parameter from
684 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
686 * gc.h (gc_process_relocs): Remove options parameter. Change all
688 * arm.cc: Update functions to remove options parameters.
690 * powerpc.cc: Likewise.
691 * sparc.cc: Likewise.
692 * x86_64.cc: Likewise.
693 * testsuite/testfile.cc: Likewise.
695 2009-10-28 Doug Kwan <dougkwan@google.com>
697 * arm.cc (Arm_relobj): New class definition.
698 (Arm_relobj::scan_sections_for_stubs,
699 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
700 New method definitions.
702 2009-10-28 Cary Coutant <ccoutant@google.com>
704 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
705 (Plugin::cleanup_done_): New member.
706 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
707 (Plugin_manager::cleanup_done_): Remove.
708 (Plugin_manager::add_input_file): Edit error message.
709 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
710 (Plugin_manager::cleanup): Remove use of cleanup_done_.
712 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
714 * fileread.cc: (File_read::View::~View): Use the new
715 data_ownership_ filed.
716 (File_read::~File_read): Dispose the new whole_file_view_.
717 (File_read::open): Mmap the whole file if needed.
718 (File_read::open): Use whole_file_view_ instead of contents_.
719 (File_read::find_view): Use whole_file_view_ if applicable.
720 (File_read::do_read): Use whole_file_view_ instead of contents_.
721 (File_read::make_view): Use whole_file_view_ instead of contents_,
722 update File_read::View::View call.
723 (File_read::find_or_make_view): Update File_read::View::View
725 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
727 (File_read::View::Data_ownership): New enum.
728 (File_read::View::View): Replace bool mapped_ with Data_ownership
730 (File_read::View::mapped_): Remove (replaced by data_ownership_).
731 (File_read::View::data_ownership_): New field.
732 (File_read::contents_): Remove (replaced by whole_file_view_).
733 (File_read::whole_file_view_): New field.
734 * options.h (class General_options): Add --keep-files-mapped.
736 2009-10-27 Cary Coutant <ccoutant@google.com>
738 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
739 * testsuite/Makefile.am (plugin_test_5): New test case.
740 * testsuite/Makefile.in: Regenerate.
742 2009-10-25 Doug Kwan <dougkwan@google.com>
744 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
745 from private to protected to allow access by child class.
746 (Sized_relobj::do_relocate_sections): New method declaration.
747 (Sized_relobj::relocate_sections): Virtualize.
748 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
749 Sized_relobj::relocate_sections. Instantiate template explicitly
750 for different target sizes and endianity.
752 2009-10-24 Doug Kwan <dougkwan@google.com>
754 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
755 (Arm_input_section::as_arm_input_section): New method.
756 (Arm_output_section): New class definition.
757 (Arm_output_section::create_stub_group,
758 Arm_output_section::group_sections): New method definitions.
760 2009-10-22 Doug Kwan <dougkwan@google.com>
762 * arm.cc (Arm_input_section): New class definition.
763 (Arm_input_section::init, Arm_input_section:do_write,
764 Arm_input_section::set_final_data_size,
765 Arm_input_section::do_reset_address_and_file_offset): New method
768 2009-10-21 Doug Kwan <dougkwan@google.com>
770 * arm.cc (Stub_table, Arm_input_section): New forward class
772 (Stub_table): New class defintion.
773 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
774 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
775 New method definition.
777 2009-10-21 Doug Kwan <dougkwan@google.com>
779 * arm.cc: Update copyright comments.
780 (Target_arm): New forward class template declaration.
781 (Arm_address): New type.
782 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
783 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
784 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
786 (Insn_template): Same.
787 (DEF_STUBS): New macro.
788 (Stub_type): New enum type.
789 (Stub_template): New class definition.
792 (Stub_factory): Same.
793 (Target_arm::Target_arm): Initialize may_use_blx_ and
794 should_force_pic_veneer_.
795 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
796 Target_arm::should_force_pic_veneer,
797 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
798 Target_arm::using_thumb_only, Target_arm:;default_target): New
800 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
801 New data member declarations.
802 (Insn_template::size, Insn_template::alignment): New method defintions.
803 (Stub_template::Stub_template): New method definition.
804 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
805 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
806 (Stub_factory::Stub_factory): New method definition.
807 * gold.h (string_hash): New template.
808 * output.h (Input_section_specifier::hash_value): Use
810 (Input_section_specifier::string_hash): Remove.
811 * stringpool.cc (Stringpool_template::string_hash): Use
814 2009-10-20 Doug Kwan <dougkwan@google.com>
816 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
817 symbols of relaxed input sections.
818 * output.h (Output_section::find_relaxed_input_section): Make
821 2009-10-16 Doug Kwan <dougkwan@google.com>
823 * dynobj.cc (Versions::Versions): Initialize version_script_.
824 Only insert base version symbol definition for a shared object
825 if version script defines any version versions.
826 (Versions::define_base_version): New method definition.
827 (Versions::add_def): Check that base version is not needed.
828 (Versions::add_need): Define base version lazily.
829 * dynobj.h (Versions::define_base_version): New method declaration.
830 (Versions::needs_base_version_): New data member declaration.
831 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
832 (check_DATA): Add no_version_test.stdout.
833 (libno_version_test.so, no_version_test.o no_version_test.stdout):
835 * testsuite/Makefile.in: Regenerate.
836 * testsuite/no_version_test.c: New file.
837 * testsuite/no_version_test.sh: Ditto.
839 2009-10-16 Doug Kwan <dougkwan@google.com>
841 * expression.cc (class Segment_start_expression): New class definition.
842 (Segment_start_expression::value): New method definition.
843 (script_exp_function_segment_start): Return a new
844 Segment_start_expression.
845 * gold/script-c.h (script_saw_segment_start_expression): New function
847 * script-sections.cc (Script_sections::Script_sections): Initialize
848 SAW_SEGMENT_START_EXPRESSION_ to false.
849 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
850 and -Tbbs options to specify section addresses if given in
851 command line and no SEGMENT_START expression is seen in a script.
852 * script-sections.h (Script_sections::saw_segment_start_expression,
853 Script_sections::set_saw_segment_start_expression): New method
855 (Script_sections::saw_segment_start_expression_): New data member
857 * script.cc (script_saw_segment_start_expression): New function.
858 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
859 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
860 script_test_7.sh and script_test_8.sh.
861 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
862 script_test_8.stdout.
863 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
864 (script_test_6, script_test_6.stdout, script_test_7,
865 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
866 * Makefile.in: Regenerate.
867 * testsuite/script_test_6.sh: New file.
868 * testsuite/script_test_6.t: Same.
869 * testsuite/script_test_7.sh: Same.
870 * testsuite/script_test_7.t: Same.
871 * testsuite/script_test_8.sh: Same.
873 2009-10-16 Doug Kwan <dougkwan@google.com>
875 * output.cc (Output_segment::set_section_list_address): Cast
876 expressions to unsigned long long type to avoid format warnings.
878 2009-10-15 Ian Lance Taylor <iant@google.com>
880 * script.cc (Script_options::add_symbol_assignment): Always add a
881 dot assignment to script_sections_.
882 * script-sections.cc (Script_sections::add_dot_assignment):
883 Initialize if necessary.
885 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
886 program headers with no load segment if there is a linker script.
888 * layout.cc (Layout::set_segment_offsets): Align the file offset
889 to the segment aligment for -N or -n with no load segment.
890 * output.cc (Output_segment::add_output_section): Don't crash if
891 the first section is a TLS section.
892 (Output_segment::set_section_list_addresses): Print an error
893 message if the address moves backward in a linker script.
895 (Output_section_element_input::set_section_addresses): Don't
896 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
897 (Orphan_output_section::set_section_addresses): Likewise.
899 2009-10-15 Doug Kwan <dougkwan@google.com>
901 * layout.cc (Layout::finish_dynamic_section): Generate tags
902 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
903 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
904 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
906 2009-10-14 Ian Lance Taylor <iant@google.com>
908 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
910 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
911 data_shdr fields of relinfo.
912 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
913 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
914 R_386_TLS_LDO_32, adjust based on section flags.
915 (Target_i386::Relocate::fix_up_ldo): Remove.
917 2009-10-13 Ian Lance Taylor <iant@google.com>
919 Add support for -pie.
920 * options.h (class General_options): Add -pie and
922 (General_options::output_is_position_independent): Test -pie.
923 (General_options::output_is_executable): Return true if not shared
925 (General_options::output_is_pie): Remove.
926 * options.cc (General_options::finalize): Reject incompatible uses
928 * gold.cc (queue_middle_tasks): A -pie link is not static.
929 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
930 * symtab.cc (Symbol::final_value_is_known): Return false if
931 output_is_position_independent.
932 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
933 output_is_position_independent.
934 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
935 output_is_position_independent.
936 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
937 output_is_position_independent.
938 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
940 (basic_pie_test.o, basic_pie_test): New targets.
941 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
942 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
943 (two_file_pie_test): New target.
944 * testsuite/Makefile.in: Rebuild.
945 * README: Remove note saying that -pie is not supported.
947 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
949 * options.h (class General_options): Add -init and -fini.
950 * layout.cc (Layout::finish_dynamic_section): Emit
951 given init and fini functions.
953 2009-10-13 Sriraman Tallam <tmsriram@google.com>
955 * gc.h (gc_process_relocs): Check if icf is enabled using new
957 * gold.cc (queue_initial_tasks): Likewise.
958 (queue_middle_tasks): Likewise.
959 * object.cc (do_layout): Likewise.
960 * symtab.cc (is_section_folded): Likewise.
961 * main.cc (main): Likewise.
962 * reloc.cc (Read_relocs::run): Likewise.
963 (Sized_relobj::do_scan_relocs): Likewise.
964 * icf.cc (is_function_ctor_or_dtor): New function.
965 (Icf::find_identical_sections): Check if function is ctor or dtor when
967 * options.h (General_options::icf): Change option to be an enum.
968 (Icf_status): New enum.
969 (icf_enabled): New method.
970 (icf_safe_folding): New method.
971 (set_icf_status): New method.
972 (icf_status_): New variable.
973 * (options.cc) (General_options::finalize): Set icf_status_.
974 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
975 icf_test and icf_keep_unique_test to use the --icf enum flag.
976 * testsuite/icf_safe_test.sh: New file.
977 * testsuite/icf_safe_test.cc: New file.
979 2009-10-12 Sriraman Tallam <tmsriram@google.com>
981 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
982 includes to gc.h and icf.h.
983 * arm.cc: Include gc.h.
986 * powerpc.cc: Likewise.
987 * sparc.cc: Likewise.
988 * x86_64.cc: Likewise.
989 * gc.h: Include icf.h.
991 2009-10-11 Ian Lance Taylor <iant@google.com>
993 * plugin.cc: Include "gold.h" before other header files.
995 2009-10-10 Chris Demetriou <cgd@google.com>
997 * options.h (Input_file_argument::Input_file_type): New enum.
998 (Input_file_argument::is_lib_): Replace with...
999 (Input_file_argument::type_): New member.
1000 (Input_file_argument::Input_file_argument): Take Input_file_type
1001 'type' rather than boolean 'is_lib' as second argument.
1002 (Input_file_argument::is_lib): Use type_.
1003 (Input_file_argument::is_searched_file): New function.
1004 (Input_file_argument::may_need_search): Handle is_searched_file.
1005 * options.cc (General_options::parse_library): Support -l:filename.
1006 (General_options::parse_just_symbols): Update for Input_file_argument
1008 (Command_line::process): Likewise.
1009 * archive.cc (Archive::get_file_and_offset): Likewise.
1010 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1011 * script.cc (read_script_file, script_add_file): Likewise.
1012 * fileread.cc (Input_file::Input_file): Likewise.
1013 (Input_file::will_search_for): Handle is_searched_file.
1014 (Input_file::open): Likewise.
1015 * readsyms.cc (Read_symbols::get_name): Likewise.
1016 * testsuite/Makefile.am (searched_file_test): New test.
1017 * testsuite/Makefile.in: Regenerate.
1018 * testsuite/searched_file_test.cc: New file.
1019 * testsuite/searched_file_test_lib.cc: New file.
1021 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1022 Ian Lance Taylor <iant@google.com>
1024 * descriptor.cc: Include <cstdio> and "binary-io.h".
1025 (Descriptors::open): Open the files in binary mode always.
1026 * script.cc (Lex::get_token): Treat \r as whitespace.
1028 2009-10-09 Ian Lance Taylor <iant@google.com>
1030 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1032 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1033 Ian Lance Taylor <iant@google.com>
1035 * configure.ac: Check for readv function also.
1036 * fileread.cc (readv): Define if not HAVE_READV.
1037 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1039 * config.in: Regenerate.
1040 * configure: Regenerate.
1042 2009-10-09 Doug Kwan <dougkwan@google.com>
1044 * layout.cc (Layout::make_output_section): Call target hook to make
1045 ordinary output section.
1046 (Layout::finalize): Adjust parameter list of call the
1047 Target::may_relax().
1048 * layout.h (class Layout::section_list): New method.
1049 * merge.h (Output_merge_base::entsize): Change visibility to public.
1050 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1052 (Output_merge_string::do_is_string): New method.
1053 * object.cc (Sized_relobj::do_setup): renamed from
1054 Sized_relobj::set_up.
1055 * object.h (Sized_relobj::adjust_shndx,
1056 Sized_relobj::initializ_input_to_output_maps,
1057 Sized_relobj::free_input_to_output_maps): Change visibilities to
1059 (Sized_relobj::setup): Virtualize.
1060 (Sized_relobj::do_setup): New method declaration.
1061 (Sized_relobj::invalidate_section_offset,
1062 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1063 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1064 * options.cc (parse_int): New function.
1065 * options.h (parse_int): New declaration.
1066 (DEFINE_int): New macro.
1067 (stub_group_size): New option.
1068 * output.cc (Output_section::Output_section): Initialize memebers
1069 merge_section_map_, merge_section_by_properties_map_,
1070 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1071 (Output_section::add_input_section): Handled deferred code-fill
1072 generation and remove an old comment.
1073 (Output_section::add_relaxed_input_section): New method definition.
1074 (Output_section::add_merge_input_section): Use merge section by
1075 properties map to speed to search. Update merge section maps
1077 (Output_section::build_relaxation_map): New method definition.
1078 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1080 (Output_section::relax_input_section): Renamed to
1081 Output_section::convert_input_sections_to_relaxed_sections and change
1082 interface to take a vector of pointers to relaxed sections.
1083 (Output_section::find_merge_section,
1084 Output_section::find_relaxed_input_section): New method definitions.
1085 (Output_section::is_input_address_mapped,
1086 Output_section::output_offset, Output_section::output_address):
1087 Use output section data maps to speed up searching.
1088 (Output_section::find_starting_output_address): Add comments.
1089 (Output_section::do_write,
1090 Output_section::write_to_postprocessing_buffer): Do code-fill
1091 generation as appropriate.
1092 (Output_section::get_input_sections): Invalidate relaxed input section
1094 (Output_section::restore_states): Adjust type of checkpoint .
1095 Invalidate relaxed input section map.
1096 * output.h (Output_merge_base): New class declaration.
1097 (Input_section_specifier): New class defintion.
1098 (class Output_relaxed_input_section) Change base class to
1099 Output_section_data_build.
1100 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1101 base class initializer.
1102 (Output_section::add_relaxed_input_section): New method declaration.
1103 (Output_section::Input_section): Change visibility to protected.
1104 (Output_section::Input_section::relobj,
1105 Output_section::Input_section::shndx): Handle relaxed input sections.
1106 Output_section::input_sections) Change visibility to protected. Also
1107 define overload to return a non-const pointer.
1108 (Output_section::Merge_section_properties): New class defintion.
1109 (Output_section::Merge_section_by_properties_map,
1110 Output_section::Output_section_data_by_input_section_map,
1111 Output_section::Relaxation_map): New types.
1112 (Output_section::relax_input_section): Rename method to
1113 Output_section::convert_input_sections_to_relaxed_sections and change
1114 interface to take a vector of relaxed section pointers.
1115 (Output_section::find_merge_section,
1116 Output_section::find_relaxed_input_section,
1117 Output_section::build_relaxation_map,
1118 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1119 New method declarations.
1120 (Output_section::merge_section_map_
1121 Output_section::merge_section_by_properties_map_,
1122 Output_section::relaxed_input_section_map_,
1123 Output_section::is_relaxed_input_section_map_valid_,
1124 Output_section::generate_code_fills_at_write_): New data members.
1125 * script-sections.cc
1126 (Output_section_element_input::set_section_addresses): Call
1127 current_data_size and addralign methods of relaxed input sections.
1128 (Orphan_output_section::set_section_addresses): Call current_data_size
1129 and addralign methods of relaxed input sections.
1130 * symtab.cc (Symbol_table::compute_final_value): Extract template
1131 from the body of Symbol_table::sized_finalize_symbol.
1132 (Symbol_table::sized_finalized_symbol): Call
1133 Symbol_table::compute_final_value.
1134 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1135 (Symbol_table::compute_final_value): New templated method declaration.
1136 * target.cc (Target::do_make_output_section): New method defintion.
1137 * target.h (Target::make_output_section): New method declaration.
1138 (Target::relax): Add more parameters for input objects, symbol table
1139 and layout. Adjust call to do_relax.
1140 (Target::do_make_output_section): New method declaration.
1141 (Target::do_relax): Add parameters for input objects, symbol table
1144 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1146 * pread.c: Include stdio.h.
1148 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1150 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1153 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1155 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1156 Change read_shndx type to unsigned int.
1157 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1159 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1160 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1161 Change read_shndx type to unsigned int.
1162 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1164 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1165 * layout.cc (Layout::create_symtab_sections): Cast the result of
1166 local_symcount * symsize to off_t in the gold_assert.
1168 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1170 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1171 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1173 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1174 (Arm_relocate_functions::thm_abs5): New function.
1175 (Arm_relocate_functions::abs12): New function.
1176 (Arm_relocate_functions::abs16): New function.
1177 (Arm_relocate_functions::base_abs): New function.
1178 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1179 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1180 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1182 (Scan::global): Likewise.
1183 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1184 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1185 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1186 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1189 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1191 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1192 (Arm_relocate_functions::movt_prel): New function.
1193 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1194 (Arm_relocate_functions::thm_movt_prel): New function.
1195 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1196 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1197 (Scan::global, Relocate::relocate): Likewise.
1198 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1200 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1202 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1203 Incremental_checker.
1204 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1206 (class Incremental_inputs_header): New class.
1207 (Incremental_inputs_header_writer): Edit comment.
1208 (Incremental_inputs_entry): New class.
1209 (Incremental_inputs_entry_writer): Edit comment.
1210 (Sized_incremental_binary::do_find_incremental_inputs_section):
1211 Add *strtab_shndx parameter, fill it.
1212 (Sized_incremental_binary::do_check_inputs): New method.
1213 (Incremental_checker::can_incrementally_link_output_file): Use
1214 Sized_incremental_binary::check_inputs.
1215 (Incremental_inputs::report_command_line): Save command line in
1218 (Incremental_binary::find_incremental_inputs_section): New
1220 (Incremental_binary::do_find_incremental_inputs_section): Add
1221 strtab_shndx parameter.
1222 (Incremental_binary::do_check_inputs): New pure virtual method.
1223 (Sized_incremental_binary::do_check_inputs): Declare.
1224 (Incremental_checker::Incremental_checker): Add incremental_inputs
1225 parameter, use it to initialize incremental_inputs_.
1226 (Incremental_checker::incremental_inputs_): New field.
1227 (Incremental_checker::command_line): New method.
1228 (Incremental_checker::inputs): New method.
1229 (Incremental_checker::command_line_): New field.
1231 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1233 * incremental.cc: Include <cstdarg> and "target-select.h".
1234 (vexplain_no_incremental): New function.
1235 (explain_no_incremental): New function.
1236 (Incremental_binary::error): New method.
1237 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1239 (make_sized_incremental_binary): New function.
1240 (open_incremental_binary): New function.
1241 (can_incrementally_link_file): Add checks if output is ELF and has
1243 * incremental.h: Include "elfcpp_file.h" and "output.h".
1244 (Incremental_binary): New class.
1245 (Sized_incremental_binary): New class.
1246 (open_incremental_binary): Declare.
1247 * object.cc (is_elf_object): Use
1248 elfcpp::Elf_recognizer::is_elf_file.
1249 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1250 * output.h (Output_file::filesize): New method.
1252 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1254 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1256 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1257 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1259 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1261 (Arm_relocate_functions::movw_abs_nc): New function.
1262 (Arm_relocate_functions::movt_abs): New function.
1263 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1264 (Arm_relocate_functions::thm_movt_abs): New function.
1265 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1266 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1267 (Scan::global): Likewise.
1268 (Relocate::relocate): Likewise.
1269 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1271 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1273 * arm.cc (Arm_relocate_functions::got_prel) New function.
1274 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1275 (Relocate::relocate): Likewise.
1276 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1278 2009-10-06 Ian Lance Taylor <iant@google.com>
1280 * options.h (class General_options): Define
1281 split_stack_adjust_size parameter.
1282 * object.h (class Object): Add uses_split_stack_ and
1283 has_no_split_stack_ fields. Add uses_split_stack and
1284 has_no_split_stack accessor functions. Declare
1285 handle_split_stack_section.
1286 (class Reloc_symbol_changes): Define.
1287 (class Sized_relobj): Define Function_offsets. Declare
1288 split_stack_adjust, split_stack_adjust_reltype, and
1290 * object.cc (Object::handle_split_stack_section): New function.
1291 (Sized_relobj::do_layout): Call handle_split_stack_section.
1292 * dynobj.cc (Sized_dynobj::do_layout): Call
1293 handle_split_stack_section.
1294 * reloc.cc (Sized_relobj::relocate_sections): Call
1295 split_stack_adjust for executable sections in split_stack
1296 objects. Pass reloc_map to relocate_section.
1297 (Sized_relobj::split_stack_adjust): New function.
1298 (Sized_relobj::split_stack_adjust_reltype): New function.
1299 (Sized_relobj::find_functions): New function.
1300 * target-reloc.h: Include "object.h".
1301 (relocate_section): Add reloc_symbol_changes parameter. Change
1303 * target.h (class Target): Add calls_non_split method. Declare
1304 do_calls_non_split virtual method. Declare match_view and
1306 * target.cc: Include "elfcpp.h".
1307 (Target::do_calls_non_split): New function.
1308 (Target::match_view): New function.
1309 (Target::set_view_to_nop): New function.
1310 * gold.cc (queue_middle_tasks): Give an error if mixing
1311 split-stack and non-split-stack objects with -r.
1312 * i386.cc (Target_i386::relocate_section): Add
1313 reloc_symbol_changes parameter.
1314 (Target_i386::do_calls_non_split): New function.
1315 * x86_64.cc (Target_x86_64::relocate_section): Add
1316 reloc_symbol_changes parameter.
1317 (Target_x86_64::do_calls_non_split): New function.
1318 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1320 * powerpc.cc (Target_powerpc::relocate_section): Add
1321 reloc_symbol_changes parameter.
1322 * sparc.cc (Target_sparc::relocate_section): Add
1323 reloc_symbol_changes parameter.
1324 * configure.ac: Call AM_CONDITIONAL for the default target.
1325 * configure: Rebuild.
1326 * testsuite/Makefile.am (TEST_AS): New variable.
1327 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1328 (check_DATA): Add split_i386 and split_x86_64 files.
1329 (SPLIT_DEFSYMS): Define.
1330 (split_i386_[1234n].o): New targets.
1331 (split_i386_[124]): New targets.
1332 (split_i386_[1234r].stdout): New targets.
1333 (split_x86_64_[1234n].o): New targets.
1334 (split_x86_64_[124]): New targets.
1335 (split_x86_64_[1234r].stdout): New targets.
1336 (MOSTLYCLEANFILES): Add new executables.
1337 * testsuite/split_i386.sh: New file.
1338 * testsuite/split_x86_64.sh: New file.
1339 * testsuite/split_i386_1.s: New file.
1340 * testsuite/split_i386_2.s: New file.
1341 * testsuite/split_i386_3.s: New file.
1342 * testsuite/split_i386_4.s: New file.
1343 * testsuite/split_i386_n.s: New file.
1344 * testsuite/split_x86_64_1.s: New file.
1345 * testsuite/split_x86_64_2.s: New file.
1346 * testsuite/split_x86_64_3.s: New file.
1347 * testsuite/split_x86_64_4.s: New file.
1348 * testsuite/split_x86_64_n.s: New file.
1349 * testsuite/testfile.cc (Target_test): Update relocation_section
1351 * testsuite/Makefile.in: Rebuild.
1353 2009-10-06 Ian Lance Taylor <iant@google.com>
1355 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1356 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1357 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1358 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1359 the address on ldo_addrs_.
1360 (Target_i386::Relocate::fix_up_ldo): New function.
1362 2009-10-06 Rafael Espindola <espindola@google.com>
1364 * plugin.cc (add_input_library): New.
1365 (Plugin::load): Add add_input_library to tv.
1366 (Plugin_manager::add_input_file): Add the is_lib argument.
1367 (add_input_file): Update call to Plugin_manager::add_input_file.
1368 (add_input_library): New.
1369 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1371 2009-09-30 Doug Kwan <dougkwan@google.com>
1373 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1374 symbol and call Symbol::may_need_copy_reloc to determine if
1375 a copy reloc is needed.
1376 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1377 nocopyreloc is given in command line.
1378 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1379 given in command line.
1380 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1381 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1382 of the removed Target_i386::may_need_copy_reloc.
1383 * options.h (copyreloc): New option with default value false.
1384 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1385 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1386 instead of the removed Target_powerpc::may_need_copy_reloc.
1387 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1388 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1389 instead of the removed Target_sparc::may_need_copy_reloc.
1390 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1391 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1392 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1393 instead of the removed Target_x86_64::may_need_copy_reloc.
1395 2009-09-30 Ian Lance Taylor <iant@google.com>
1397 * object.h (class Object): Remove target_ field, and target,
1398 sized_target, and set_target methods.
1399 (Object::sized_target): Remove.
1400 (class Sized_relobj): Update declarations. Remove sized_target.
1401 * object.cc (Sized_relobj::setup): Remove target parameter.
1403 (Input_objects::add_object): Don't do anything with the target.
1404 (make_elf_sized_object): Add punconfigured parameter. Change all
1405 callers. Set or test parameter target.
1406 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1408 * parameters.cc (Parameters::set_target): Change parameter type to
1410 (Parameters::default_target): Remove.
1411 (set_parameters_target): Change parameter type to be non-const.
1412 (parameters_force_valid_target): New function.
1413 (parameters_clear_target): New function.
1414 * parameters.h (class Parameters): Update declarations. Remove
1415 default_target method. Add sized_target and clear_target
1416 methods. Change target_ to be non-const.
1417 (set_parameters_target): Update declaration.
1418 (parameters_force_valid_target): Declare.
1419 (parameters_clear_target): Declare.
1420 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1421 as NULL if we aren't searching.
1422 (Add_symbols::run): Don't check for compatible target.
1423 * fileread.cc (Input_file::open_binary): Call
1424 parameters_force_valid_target.
1425 * gold.cc (queue_middle_tasks): Likewise.
1426 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1427 set_target on object.
1428 * dynobj.h (class Sized_dynobj): Update declarations.
1429 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1430 make_elf_object returns NULL.
1431 (Archive::include_member): Don't check whether object target is
1433 * output.cc (Output_section::add_input_section): Get target from
1435 (Output_section::relax_input_section): Likewise.
1436 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1438 (Sized_relobj::do_scan_relocs): Likewise.
1439 (Sized_relobj::relocate_sections): Likewise.
1440 * resolve.cc (Symbol_table::resolve): Likewise.
1441 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1442 parameter. Change all callers.
1443 (Symbol_table::add_from_object): Get target from parameters.
1444 (Symbol_table::add_from_relobj): Don't check object target.
1445 (Symbol_table::add_from_dynobj): Likewise.
1446 (Symbol_table::define_special_symbol): Get target from
1448 * symtab.h (class Symbol_table): Update declaration.
1449 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1450 parameter. Change all callers. Clear parameter target.
1451 (Binary_test): Test target here.
1452 * testsuite/object_unittest.cc (gold_testsuite): Remove
1453 target_test_pointer parameter. Change all callers.
1454 (Object_test): Test target here.
1456 2009-09-26 Ian Lance Taylor <iant@google.com>
1458 * testsuite/initpri1.c: Don't try to use constructor priorities if
1459 compiling with gcc before 4.3.
1461 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1463 * testsuite/retain_symbols_file_test.sh (check_present): Change
1464 output file name to retain_symbols_file_test.stdout.
1465 (check_absent): Likewise.
1467 2009-09-18 Craig Silverstein <csilvers@google.com>
1469 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1470 * options.cc: Include <cerrno> and <fstream>.
1471 (General_options::finalize): Parse -retain-symbols-file tag.
1472 * options.h: New flag.
1473 (General_options): New method should_retain_symbol, new
1474 variable symbols_to_retain.
1475 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1476 should_retain_symbol map.
1477 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1478 * testsuite/Makefile.in: Regenerate.
1479 * testsuite/retain_symbols_file_test.sh: New file.
1481 2009-09-18 Nick Clifton <nickc@redhat.com>
1483 * po/es.po: Updated Spanish translation.
1485 2009-09-17 Doug Kwan <dougkwan@google.com>
1487 * debug.h (DEBUG_RELAXATION): New constant.
1488 (DEBUG_ALL): Add DEBUG_RELAXATION.
1489 (debug_string_to_enum): Add relaxation debug option.
1491 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1492 Layout::Relaxation_debug_check::read_sections,
1493 Layout::Relaxation_debug_check::read_sections): New method definitions.
1494 (Layout::Layout): Initialize data members
1495 record_output_section_data_from_scrips_,
1496 script_output_section_data_list_ and relaxation_debug_check_.
1497 (Layout::save_segments, Layout::restore_segments,
1498 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1499 Layout::relaxation_loop_body): New method definitions.
1500 (Layout::finalize): Support relaxation. Move section layout code to
1501 Layout::relaxation_loop_body.
1502 (Layout::set_asection_address_from_script): Move code for orphan
1503 section placement out.
1504 (Layout::place_orphan_sections_in_script): New method definition.
1505 * layout.h (Output_segment_headers, Output_file_header):
1506 New forward class declarations.
1507 (Layout::~Layout): Define.
1508 (Layout::new_output_section_data_from_script): New method definition.
1509 (Layout::place_orphan_sections_in_script): New method declaration.
1510 (Layout::Segment_states): New type declaration.
1511 (Layout::save_segments, Layout::restore_segments,
1512 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1513 Layout::relaxation_loop_body): New method declarations.
1514 (Layout::Output_section_data_list): New type declaration.
1515 (Layout::Relaxation_debug_check): New class definition.
1516 (Layout::record_output_section_data_from_script_,
1517 Layout::script_output_section_data_list_, Layout::segment_states_,
1518 Layout::relaxation_debug_check_): New data members.
1519 * output.cc: (Output_section_headers::do_size): New method definition.
1520 (Output_section_headers::Output_section_headers): Move size
1521 computation to Output_section_headers::do_size.
1522 (Output_segment_headers::do_size): New method definition.
1523 (Output_file_header::Output_file_header): Move size computation to
1524 Output_file_header::do_size and call it.
1525 (Output_file_header::do_size): New method definition.
1526 (Output_data_group::Output_data_group): Adjust call to
1527 Output_section_data.
1528 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1529 (Output_symtab_xindex::do_write): Add array bound check.
1530 (Output_section::Input_section::print_to_mapfile): Handle
1531 RELAXED_INPUT_SECTION_CODE.
1532 (Output_section::Output_section): Initialize data member checkpoint_.
1533 (Output_section::~Output_section): Delete checkpoint object pointed
1535 (Output_section::add_input_section): Always add an Input_section if
1537 (Output_section::add_merge_input_section): Add assert.
1538 (Output_section::relax_input_section): New method definition.
1539 (Output_section::set_final_data_size): Set load address to zero for
1540 an unallocated section.
1541 (Output_section::do_address_and_file_offset_have_reset_values):
1542 New method definition.
1543 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1544 Handle relaxed input section.
1545 (Output_section::sort_attached_input_sections): Checkpoint input
1546 section list lazily.
1547 (Output_section::get_input_sections): Change type of input_sections to
1548 list of Simple_input_section pointers. Checkpoint input section list
1549 lazily. Also handle relaxed input sections.
1550 (Output_section::add_input_section_for_script): Take a reference to
1551 a Simple_input_section object instead of Relobj pointer and section
1552 index as parameter. Handle relaxed input sections.
1553 (Output_section::save_states, Output_section::restore_states): New
1555 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1556 (Output_data::is_data_size_fixed): New method definition.
1557 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1559 (Output_data::address_and_file_offset_have_reset_values): New method
1561 (Output_data::do_address_and_file_offset_have_reset_values): New method
1563 (Output_data::set_data_size): Check that data size is not fixed.
1564 (Output_data::fix_data_size): New method definition.
1565 (Output_data::is_data_size_fixed_): New data member.
1566 (Output_section_headers::set_final_data_size): New method definition.
1567 (Output_section_headers::do_size): New method declaration.
1568 (Output_segment_headers::set_final_data_size): New method definition.
1569 (Output_segment_headers::do_size): New method declaration.
1570 (Output_file_header::set_final_data_size)::New method definition.
1571 (Output_file_header::do_size)::New method declaration.
1572 (Output_section_data::Output_section_data): Add new parameter
1573 is_data_size_fixed and use it to fix data size.
1574 (Output_data_const::Output_data_const): Adjust call to base class
1575 constructor and fix data size.
1576 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1577 base class constructor and fix data size.
1578 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1579 base class constructor and fix data size.
1580 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1581 class constructor and fix data size.
1582 (Output_data_group::set_final_data_size): New method definition.
1583 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1584 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1585 class constructor and fix data size.
1586 (Output_relaxed_input_section): New class definition.
1587 (Output_section::Simple_input_section): New class definition.
1588 (Output_section::get_input_sections): Adjust parameter list.
1589 (Output_section::add_input_section_for_script): Same.
1590 (Output_section::save_states, Output_section::restore_states,
1591 Output_section::do_address_and_file_offset_have_reset_values,
1592 (Output_section::Input_section::Input_section): Handle
1593 RELAXED_INPUT_SECTION_CODE. Add new overload for
1594 Output_relaxed_input_section.
1595 (Output_section::Input_section::is_input_section,
1596 Output_section::Input_section::set_output_section): Handle relaxed
1598 (Output_section::Input_section::is_relaxed_input_section,
1599 Output_section::Input_section::output_section_data,
1600 Output_section::Input_section::relaxed_input_section): New method
1602 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1604 (Output_section::Input_section::u1_): Update comments.
1605 (Output_section::Input_section::u2_): Add new union member poris.
1606 (Output_section::Checkpoint_output_section): New classs definition.
1607 (Output_section::relax_input_section): New method declaration.
1608 (Output_section::checkpoint_): New data member.
1609 (Output_segment): Update comments.
1610 (Output_segment::Output_segment): Un-privatize copy constructor.
1611 (Output_segment::operator=): Un-privatize.
1612 * script-sections.cc (Output_section_element::Input_section_list):
1613 Change element type to Output_section::Simple_input_section.
1614 (Output_section_element_dot_assignment::set_section_addresses):
1615 Register output section data for relaxation clean up.
1616 (Output_data_exression::Output_data_expression): Adjust call to base
1617 constructor to fix data size.
1618 (Output_section_element_data::set_section_addresses): Register
1619 Output_data_expression object for relaxation clean up.
1620 (struct Input_section_info): Replace Relobj pointer and section index
1621 pair with Output_section::Simple_input_section and Convert struct to a
1623 (Input_section_sorter::operator()): Adjust access to
1624 Input_section_info data member to use accessors.
1625 (Output_section_element_input::set_section_addresses): Use layout
1626 parameter. Adjust code to use Output_section::Simple_input_section
1627 and Input_secction_info classes. Register filler for relaxation
1629 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1630 and section index pair with Output_section::Simple_input_section
1631 class. Adjust code accordingly.
1632 (Phdrs_element::release_segment): New method definition.
1633 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1635 (Script_sections::release_segments): New method definition.
1636 * gold/script-sections.h (Script_sections::release_segments): New
1638 * gold/target.h (Target::may_relax, Target::relax,
1639 Target::do_may_relax, Target::do_relax): New method definitions.
1641 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1643 * arm.cc (has_signed_unsigned_overflow): New function.
1644 (Arm_relocate_functions::abs8): New function.
1645 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1646 (Target_arm::Scan::global): Likewise.
1647 (Target_arm::relocate::relocate): Likewise.
1648 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1651 2009-09-16 Cary Coutant <ccoutant@google.com>
1653 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1654 * testsuite/Makefile.in: Regenerate.
1656 2009-09-11 Nick Clifton <nickc@redhat.com>
1658 * po/gold.pot: Updated by the Translation project.
1660 2009-09-08 Cary Coutant <ccoutant@google.com>
1662 * output.cc (Output_file::open): Add execute permission to empty file.
1663 * testsuite/Makefile.am (permission_test): New test.
1664 * testsuite/Makefile.in: Regenerate.
1666 2009-09-02 Ian Lance Taylor <iant@google.com>
1668 * output.cc (Output_file::resize): Call map_no_anonymous rather
1671 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1673 * gold.cc: Include "incremental.h".
1674 (queue_initial_tasks): Call Incremental_checker methods.
1675 * incremental.cc: Include "output.h".
1676 (Incremental_checker::can_incrementally_link_output_file): New
1678 * incremental.h (Incremental_checker): New class.
1680 * output.cc (Output_file::open_for_modification): New method.
1681 (Output_file::map_anonymous): Changed return type to bool. Record
1683 (Output_file::map_no_anonymous): New method, broken out of map.
1684 (Output_file::map): Use map_no_anonymous and map_anonymous.
1685 * output.h (class Output_file): Update declarations.
1687 2009-08-24 Cary Coutant <ccoutant@google.com>
1689 * options.h (Command_line::Pre_options): New class.
1690 (Command_line::pre_options): New member.
1691 * options.cc (gold::options::ready_to_register): New variable.
1692 (One_option::register_option): Do nothing if not registering options.
1693 Assert if same short option registered twice.
1694 (General_options::General_options): Turn off option registration when
1696 (Command_line::Pre_options::Pre_options): New constructor.
1698 2009-08-24 Cary Coutant <ccoutant@google.com>
1700 * options.h (General_options::no_keep_memory): Remove incorrect
1703 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1705 * Makefile.am (am__skiplex, am__skipyacc): New.
1706 * Makefile.in: Regenerate.
1708 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1710 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1711 (INCLUDES): ... this.
1712 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1713 (AM_CPPFLAGS): Renamed from ...
1714 (INCLUDE): ... this.
1715 * Makefile.in, testsuite/Makefile.in: Regenerate.
1717 * Makefile.in: Regenerate.
1718 * aclocal.m4: Likewise.
1719 * config.in: Likewise.
1720 * configure: Likewise.
1721 * testsuite/Makefile.in: Likewise.
1723 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1724 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1725 * Makefile.in: Regenerate.
1726 * testsuite/Makefile.in: Regenerate.
1728 2009-08-19 Cary Coutant <ccoutant@google.com>
1730 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1731 symbols in shared libraries overridden by hidden or internal symbols
1732 in the main program.
1734 2009-08-19 Chris Demetriou <cgd@google.com>
1736 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1737 checking source file names in error messages.
1739 2009-08-18 Doug Kwan <dougkwan@google.com>
1741 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1742 an elcpp::Ehdr as parameter. Adjust call to set_target.
1743 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1744 an elfcpp::Ehdr as parameter.
1745 * object.cc (Object::set_target): Remove the version that looks up
1746 a target and sets it.
1747 (Sized_relobj::setup): Take a Target object instead of
1748 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1749 (make_elf_sized_object): Find target and ask target to
1751 * object.h: (Object::set_target): Remove the version that looks up
1752 a target and sets it.
1753 (Sized_relobj::setup): Take a Target object instead of
1754 an elfcpp:Ehdr as parameter.
1755 * target.cc: Include dynobj.h.
1756 (Target::do_make_elf_object_implementation): New.
1757 (Target::do_make_elf_object): New.
1758 * target.h (Target::make_elf_object): New template declaration.
1759 (Target::do_make_elf_object): New method declarations.
1760 (Target::do_make_elf_object_implementation): New template declaration.
1762 2009-08-14 Ian Lance Taylor <iant@google.com>
1764 * gold.h (FUNCTION_NAME): Define.
1765 (gold_unreachable): Use FUNCTION_NAME.
1767 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1769 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1770 symbol in the --keep-unique list is not found.
1772 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1774 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1775 been maked as --keep-unique.
1776 (Icf::unfold_section): New function.
1777 * icf.h (Icf::unfold_section): New function.
1778 * options.h (General_options::keep_unique): New option.
1779 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1780 * testsuite/Makefile.in: Regenerate.
1781 * testsuite/icf_keep_unique_test.sh: New file.
1782 * testsuite/icf_keep_unique_test.cc: New file.
1784 2009-08-12 Cary Coutant <ccoutant@google.com>
1787 * resolve.cc (Symbol_table::resolve): Check for references from
1788 dynamic objects to hidden and internal symbols.
1789 * testsuite/Makefile.am (hidden_test.sh): New test.
1790 * testsuite/Makefile.in: Regenerate.
1791 * testsuite/hidden_test.sh: New script.
1792 * testsuite/hidden_test_1.c: New test source.
1793 * testsuite/hidden_test_main.c: New test source.
1795 2009-08-11 Doug Kwan <dougkwan@google.com>
1797 * arm.cc: Update comments.
1798 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1799 segment to locate the .ARM.exidx section if present.
1801 2009-08-09 Doug Kwan <dougkwan@google.com>
1803 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1806 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1807 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1810 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1812 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1813 valid tls_segment only for non-debug-section relocations.
1814 * testsuite/Makefile.am: Add gc_tls_test.
1815 * testsuite/Makefile.in: Regenerate.
1816 * testsuite/gc_tls_test.cc: New file.
1817 * testsuite/gc_tls_test.sh: New file.
1819 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1823 * Makefile.am (CCFILES): Add icf.cc.
1825 * Makefile.in: Regenerate.
1826 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1827 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1828 section, symbol and addend information for the relocs.
1829 * gold.cc (queue_middle_tasks): Call identical code folding.
1830 * gold.h: Add defines for multimap.
1831 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1832 to the call of finalize_local_symbols.
1833 * main.cc (main): Create object of class Icf.
1834 * object.cc (Sized_relobj::do_layout): Allow this function to be
1835 called twice during icf.
1836 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1837 to sections marked as identical by icf.
1838 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1840 (Sized_relobj::do_section_entsize): New function.
1841 * object.h (Object::section_entsize): New function.
1842 (Object::do_section_entsize): New pure virtual function.
1843 (Relobj::finalize_local_symbols): Add new parameter.
1844 (Relobj::do_section_entsize): New function.
1845 * options.h (General_options::icf): New option.
1846 (General_options::icf_iterations): New option.
1847 (General_options::print_icf_sections): New option.
1848 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1849 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1850 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1852 * symtab.cc (Symbol_table::is_section_folded): New function.
1853 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1854 to sections marked as identical by icf.
1855 * symtab.h (Symbol_table::set_icf): New function.
1856 (Symbol_table::icf): New function.
1857 (Symbol_table::is_section_folded): New function.
1858 (Symbol_table::icf_): New data member.
1859 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1860 * testsuite/Makefile.am: Add commands to build icf_test.
1861 * testsuite/Makefile.in: Regenerate.
1862 * testsuite/icf_test.sh: New file.
1863 * testsuite/icf_test.cc: New file.
1865 2009-07-24 Chris Demetriou <cgd@google.com>
1867 * layout.cc (is_compressible_debug_section): Fix incorrect
1868 comment about compressed section names.
1870 2009-07-20 Ian Lance Taylor <ian@airs.com>
1873 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1875 2009-07-16 Ian Lance Taylor <iant@google.com>
1878 * layout.h: #include <map>.
1879 (class Kept_section): Change from struct to class. Add accessors
1880 and setters. Add section size to Comdat_group mapping. Change
1881 Comdat_group to std::map. Add is_comdat_ field. Add
1882 linkonce_size field in union.
1883 (class Layout): Update declaration of find_or_add_kept_section.
1884 Don't declare find_kept_object.
1885 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1886 parameter. Add object, shndx, is_comdat, and is_group_name
1887 parameters. Change all callers. Adjust for new Kept_section.
1888 (Layout::find_kept_object): Remove.
1889 * object.cc (Sized_relobj::include_section_group): Update use of
1890 Kept_section. Rename secnum to shndx. Only record
1891 Kept_comdat_section if sections are the same size.
1892 (Sized_relobj::include_linkonce_section): Update use of
1893 Kept_section. Only record Kept_comdat_section if sections are the
1894 same size. Set size of linkonce section.
1895 (Sized_relobj::map_to_kept_section): Update call to
1896 get_kept_comdat_section.
1897 * object.h (class Sized_relobj): Rename fields in
1898 Kept_comdat_section to drop trailing underscores; change object
1899 field to Relobj*. Change Kept_comdat_section_table to store
1900 struct rather than pointer.
1901 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1902 Add kept_object and kept_shndx parameters. Change all callers.
1903 (Sized_relobj::get_kept_comdat_section): Change return type to
1904 bool. Add kept_object and kept_shndx parameters. Change all
1906 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1907 Layout::find_or_add_kept_section.
1909 2009-07-09 Ian Lance Taylor <iant@google.com>
1911 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1912 Reserve space in the hash table.
1914 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1916 * fileread.cc (File_read::get_mtime): New method.
1917 * fileread.h (Timespec): New structure.
1918 (File_read::get_mtime): New method.
1919 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1920 Renamed from timestamp_nsec.
1921 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1923 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1925 (Incremental_inputs::report_archive): Save mtime; style fix.
1926 (Incremental_inputs::report_obejct): Save mtime; style fix.
1927 (Incremental_inputs::report_script): Save mtime; style fix.
1928 (Incremental_inputs::finalize_inputs): Style fix.
1929 (Incremental_inputs::finalize): Style fix.
1930 (Incremental_inputs::create_input_section_data): Store inputs
1932 * incremental.h (Incremental_inputs::report_script): Add mtime
1934 (Incremental_inputs::Input_info::Input_info): Intialize only one
1936 (Incremental_inputs::Input_info::archive): Move to nameless
1938 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1939 (Incremental_inputs::Input_info::script): Move to nameless union.
1940 (Incremental_inputs::mtime): New field.
1941 * script.cc (read_input_script): Pass file mtime to
1943 * script.h (Script_info::inputs): Style fix.
1945 2009-07-01 Ian Lance Taylor <ian@airs.com>
1947 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1950 2009-06-24 Ian Lance Taylor <iant@google.com>
1953 * layout.cc (Layout::choose_output_section): If we find an
1954 existing section, update the flags.
1955 (Layout::create_notes): New function, broken out of
1957 (Layout::finalize): Don't create note sections.
1958 (Layout::create_note): Don't crash if linker script discards
1960 (Layout::create_gold_note): Likewise.
1961 (Layout::create_build_id): Likewise. Don't set
1962 after_input_sections on the section.
1963 (Layout::create_executable_stack_info): Remove target parameter.
1965 * layout.h (class Layout): Declare create_notes. Update
1966 declaration of create_executable_stack_info.
1967 * gold.cc (queue_middle_tasks): Call create_notes.
1968 * output.cc (Output_section::update_flags_for_input_section): Move
1969 here from output.h. If SHF_ALLOC flag is newly set, mark address
1971 * output.h (Output_data::mark_address_invalid): New function.
1972 (class Output_section): Only declare, not define,
1973 update_flags_for_input_section. Remove set_flags.
1975 2009-06-24 Ian Lance Taylor <iant@google.com>
1977 * script-sections.cc (Output_section_definition::
1978 set_section_addresses): Rename shadowing local load_address to
1981 2009-06-24 Ian Lance Taylor <iant@google.com>
1984 * reloc.cc (relocate_sections): Skip empty relocation sections.
1986 2009-06-23 Ian Lance Taylor <iant@google.com>
1989 * layout.cc (Layout::create_note): Use choose_output_section
1990 rather than make_output_section.
1992 2009-06-23 Ian Lance Taylor <iant@google.com>
1995 * options.cc (General_options::parse_V): Set printed_version_.
1996 (General_options::General_options): Initialize printed_version_.
1997 * options.h (class General_options): Add printed_version_ field.
1998 * gold.cc (queue_initial_tasks): If there are no input files,
1999 don't give a fatal error if we printed the version information.
2000 (queue_middle_tasks): If using -r with a shared object, give a
2001 fatal error rather than an ordinary error.
2003 2009-06-23 Ian Lance Taylor <iant@google.com>
2006 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2007 (Layout::make_output_section): Set have_stabstr_section_ if we see
2008 a .stab*str section.
2009 (Layout::finalize): Call link_stabs_sections.
2010 (Layout::link_stabs_sections): New file.
2011 * layout.h (class Layout): Add have_stabstr_section_ field.
2012 Declare link_stabs_sections.
2014 2009-06-23 Doug Kwan <dougkwan@google.com>
2016 * Makefile.am (libgold_a_LIBADD): New.
2017 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2018 * Makefile.in: Regenerate.
2019 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2020 * configure: Regenerate.
2021 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2022 * fileread.cc: Include sys/state.h
2023 * gold.h: Declare memmem and strndup if found missing.
2024 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2026 2009-06-23 Ian Lance Taylor <iant@google.com>
2028 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2029 * configure: Rebuild.
2031 2009-06-23 Ian Lance Taylor <iant@google.com>
2034 * object.cc (Object::section_contents): Don't try to get a view if
2035 the section has length zero.
2036 (Object::handle_gnu_warning_section): If the section is empty, use
2037 the name of the section as the warning.
2039 2009-06-23 Ian Lance Taylor <iant@google.com>
2042 * stringpool.h (class Stringpool_template): Add optimize_ field.
2043 (Stringpool_template::set_optimize): New function.
2044 * stringpool.cc (Stringpool_template::Stringpool_template):
2045 Initialize optimize_ field.
2046 (Stringpool_template::set_string_offsets): Test local optimize
2047 fild rather than parameter.
2048 * layout.cc (Layout::Layout): Call set_optimize on the section
2051 2009-06-22 Ian Lance Taylor <iant@google.com>
2054 * yyscript.y: Parse TARGET.
2055 * script.cc (script_set_target): New function.
2056 * script-c.h (script_set_target): Declare.
2057 * options.cc (General_options::string_to_object_format): Rename
2058 from string_to_object_format in anonymous namespace. Change
2060 * options.h (class General_options): Declare
2061 string_to_object_format.
2063 2009-06-22 Ian Lance Taylor <iant@google.com>
2065 * script-sections.cc (Script_sections::create_segments): Don't put
2066 program headers in a PT_LOAD segment if -n or -N.
2068 2009-06-22 Ian Lance Taylor <iant@google.com>
2071 * options.h (class General_options): Add -z lazy and -z now. Sort
2072 -z options into alphabetical order.
2073 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2075 2009-06-21 Ian Lance Taylor <iant@google.com>
2077 * layout.cc (Layout::make_output_section): Call
2078 Target::new_output_section.
2079 (Layout::attach_allocated_section_to_segment): Put large section
2080 sections in a separate load segment with the large segment flag
2082 (Layout::segment_precedes): Sort large data segments after other
2084 (align_file_offset): New static function.
2085 (Layout::set_segment_offsets): Use align_file_offset.
2086 * output.h (class Output_section): Add is_small_section_ and
2087 is_large_section_ fields.
2088 (Output_section::is_small_section): New function.
2089 (Output_section::set_is_small_section): New function.
2090 (Output_section::is_large_section): New function.
2091 (Output_section::set_is_large_section): New function.
2092 (Output_section::is_large_data_section): New function.
2093 (class Output_segment): Add is_large_data_segment_ field.
2094 (Output_segment::is_large_data_segment): New function.
2095 (Output_segment::set_is_large_data_segment): New function.
2096 * output.cc (Output_section::Output_section): Initialize new
2098 (Output_segment::Output_segment): Likewise.
2099 (Output_segment::add_output_section): Add assertion that large
2100 data sections always go in large data segments. Force small data
2101 sections to the end of the list of data sections. Force small BSS
2102 sections to the start of the list of BSS sections. For large BSS
2103 sections to the end of the list of BSS sections.
2104 * symtab.h (class Symbol): Declare is_common_shndx.
2105 (Symbol::is_defined): Check Symbol::is_common_shndx.
2106 (Symbol::is_common): Likewise.
2107 (class Symbol_table): Define enum Commons_section_type. Update
2108 declarations. Add small_commons_ and large_commons_ fields.
2109 * symtab.cc (Symbol::is_common_shndx): New function.
2110 (Symbol_table::Symbol_table): Initialize new fields.
2111 (Symbol_table::add_from_object): Put small and large common
2112 symbols in the right list.
2113 (Symbol_table::sized_finalized_symbol): Check
2114 Symbol::is_common_shndx.
2115 (Symbol_table::sized_write_globals): Likewise.
2116 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2117 common symbol lists. Don't call do_allocate_commons_list if the
2119 (Symbol_table::do_allocate_commons_list): Remove is_tls
2120 parameter. Add comons_section_type parameter. Change all
2121 callers. Handle small and large common symbols.
2122 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2123 Symbol::is_common_shndx.
2124 * resolve.cc (symbol_to_bits): Likewise.
2125 * target.h (Target::small_common_shndx): New function.
2126 (Target::small_common_section_flags): New function.
2127 (Target::large_common_shndx): New function.
2128 (Target::large_common_section_flags): New function.
2129 (Target::new_output_section): New function.
2130 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2131 small_common_section_flags, and large_common_section_flags
2133 (Target::do_new_output_section): New virtual function.
2134 * arm.cc (Target_arm::arm_info): Initialize new fields.
2135 * i386.cc (Target_i386::i386_info): Likewise.
2136 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2138 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2139 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2140 (Target_x86_64::do_new_output_section): New function.
2141 * configure.ac: Define conditional MCMODEL_MEDIUM.
2142 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2143 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2144 (large_LDFLAGS): Define.
2145 * testsuite/large.c: New file.
2146 * testsuite/testfile.cc (Target_test::test_target_info):
2147 Initialize new fields.
2148 * configure, testsuite/Makefile.in: Rebuild.
2150 2009-06-05 Doug Kwan <dougkwan@google.com>
2152 * Makefile.am (CCFILES): Add target.cc.
2153 * Makefile.in: Regenerate.
2154 * i386.cc (class Target_i386): Define new virtual method to
2155 override do_is_local_label_name in parent.
2156 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2157 local symbols if --discard-locals or -X is given.
2158 * options.h (class General_options): Declare new options
2159 '--discard-locals' and '-X' for discarding locals.
2160 * target.h (class Target): Define new methods is_local_label_name.
2161 Declare new virtual method do_is_local_label_name.
2162 * target.cc: New file.
2163 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2164 (check_SCRIPTS): Add discard_locals_test.sh.
2165 (check_DATA): Add discard_local_tests.syms.
2166 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2167 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2168 * testsuite/Makefile.in: Regenerate.
2169 * testsuite/discard_locals_test.c: New file.
2170 * testsuite/discard_locals_test.sh: Same.
2172 2009-06-05 Doug Kwan <dougkwan@google.com>
2174 * object.cc (Sized_relobj::Sized_relobj): Initialize
2175 discarded_eh_frame_shndx_ to -1U.
2176 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2178 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2179 a discarded .eh_frame section.
2180 (Sized_relobj::do_finalize_local_symbols): Ditto.
2181 * object.h (class Sized_relobj): Declare new member
2182 discarded_eh_frame_shndx_.
2183 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2184 (local_labels_test.o, local_labels_test): New rules.
2185 * testsuite/Makefile.in: Regenerate.
2187 2009-06-04 Doug Kwan <dougkwan@google.com>
2189 * layout.cc (Layout::section_name_mapping): Add mapping for
2190 special ARM sections.
2192 2009-06-03 Doug Kwan <dougkwan@google.com>
2194 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2195 (utils::has_overflow): Same.
2197 2009-06-03 Ian Lance Taylor <iant@google.com>
2199 * layout.cc (Layout::section_name_mapping): New array, replacing
2200 Layout::linkonce_mapping.
2201 (Layout::section_name_mapping_count): New variable, replacing
2202 Layout::linkonce_mapping_count.
2203 (Layout::linkonce_output_name): Remove.
2204 (Layout::output_section_name): Rewrite.
2205 * layout.h (class Layout): Rename Linkonce_mapping to
2206 Section_name_mapping, linkonce_mapping to section_name_mapping,
2207 linkonce_mapping_count to section_name_mapping_count. Don't
2208 declare linkonce_output_name.
2210 2009-06-03 Doug Kwan <dougkwan@google.com>
2212 * gold/arm.cc (namespace utils): New.
2213 (Target_arm::reloc_is_non_pic): Define new method.
2214 (class Arm_relocate_functions): New.
2215 (Target_arm::Relocate::relocate): Handle relocation types used by
2218 2009-06-03 Ian Lance Taylor <iant@google.com>
2220 * arm.cc (Target_arm::scan::global): Use || instead of |.
2222 2009-06-02 Doug Kwan <dougkwan@google.com>
2224 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2225 issued_non_pic_error_.
2226 (class Target_arm::Scan): Declare new method check_non_pic.
2227 Define new method symbol_needs_plt_entry.
2228 Declare new data member issued_non_pic_error_.
2229 (class Target_arm::Relocate): Declare new method
2230 should_apply_static_reloc.
2231 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2232 (Target_arm::Scan::check_non_pic): Define new method.
2233 (Target_arm::Scan::local): Handle a small subset of reloc types used
2235 (Target_arm::Scan::local): Same.
2236 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2238 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2240 * incremental.cc (Incremental_inputs::report_command_line): Filter
2241 out --incremental-* options.
2243 2009-05-29 Doug Kwan <dougkwan@google.com>
2245 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2247 (class Target_arm): Update comment.
2248 (Target_arm::Target_arm): Initialize new data members GOT_,
2249 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2250 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2251 and Target_arm::rel_dyn_section.
2252 Declare new_enum Target_arm::Got_type.
2253 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2255 Update commments for member do_dynsym_value.
2256 (Target_arm::got_size, Target_arm::plt_section,
2257 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2258 new methods inside class defintion.
2259 (Target_arm::got_section): Define new method.
2260 (Target_arm::rel_dyn_section): Same.
2261 (Output_data_plt_arm): New template class.
2262 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2263 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2264 (Output_data_plt_arm::add_entry): Same.
2265 (Output_data_plt_arm::first_plt_entry): Define new
2266 static data member for PLT instruction template.
2267 (Output_data_plt_arm::plt_entry): Same.
2268 (Output_data_plt_arm::do_write): Define new method.
2269 (Target_arm::make_plt_entry): Same.
2270 (Target_arm::do_finalize_sections): Same.
2271 (Target_arm::do_dynsym_value): Same.
2273 2009-05-28 Doug Kwan <dougkwan@google.com>
2275 * Makefile.am (TARGETSOURCES): Add arm.cc.
2276 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2277 * Makefile.in: Regenerate.
2279 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2281 2009-05-26 Doug Kwan <dougkwan@google.com>
2283 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2284 (General_options::check_excluded_libs): Strip off directories in
2285 archive name before matching like GNU ld does.
2286 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2287 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2288 (exclude_libs_test_LDFLAGS): Add linker option
2289 -Wl,--exclude-libs,libexclude_libs_test_3
2290 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2291 an explicit archive without using -l.
2292 (alt/libexclude_libs_test_3.a): New make rule.
2293 * testsuite/Makefile.in: Regenerate.
2294 * testsuite/exclude_libs_test.c : Declare lib3_default().
2296 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2297 * exclude_libs_test_3.c: New file.
2299 2009-05-26 Nick Clifton <nickc@redhat.com>
2301 * po/id.po: New Indonesian translation.
2302 * po/gold.pot: Updated template file.
2304 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2306 * testsuite/Makefile.am: Add -ffunction-sections to compile
2307 gc_comdat_test files. Add -Wl,--gc-sections to build
2309 * testsuite/Makefile.in: Regenerate.
2310 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2312 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2314 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2315 kept comdat section was garbage collected.
2316 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2317 * testsuite/Makefile.in: Regenerate.
2318 * testsuite/gc_comdat_test.sh: New file.
2319 * testsuite/gc_comdat_test_1.cc: New file.
2320 * testsuite/gc_comdat_test_2.cc: New file.
2322 2009-05-19 Doug Kwan <dougkwan@google.com>
2324 * archive.cc (Archive::Archive): Move constructor from archive.h
2325 to here. Initialize no_export_.
2326 (Archive::get_elf_object_for_member): Set no_export flag of object.
2327 * archive.h (Archive::Archive): Move constructor body to
2329 (Archive::no_export): New method.
2330 (Archive::no_export_): New field.
2331 * object.h (Object::Object): Initialize no_export_ to false.
2332 (Object::no_export, Object::set_no_export): New methods.
2333 (Object::no_export_): New field.
2334 * options.cc (General_options::parse_exclude_libs): New method.
2335 (General_options::check_excluded_libs) Same.
2336 * options.h (exclude_libs): New option.
2337 (General_options::check_excluded_libs): New method declaration.
2338 (General_options::excluded_libs_): New field.
2339 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2340 default or protected visibility if an object has no-export flag set.
2341 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2342 (check_SCRIPTS): Add exclude_libs_test.sh.
2343 (check_DATA): Add exclude_libs_test.syms.
2344 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2345 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2346 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2347 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2348 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2349 libexclude_libs_test_2.a): New rules.
2350 * testsuite/Makefile.in: Regenerate.
2351 * testsuite/exclude_libs_test.c: New file.
2352 * testsuite/exclude_libs_test.sh: Ditto.
2353 * testsuite/exclude_libs_test_1.c: Ditto.
2354 * testsuite/exclude_libs_test_2.c: Ditto.
2356 2009-05-15 Ian Lance Taylor <iant@google.com>
2358 * configure.ac: Check for declarations for cases where libiberty.h
2359 checks HAVE_DECL_xxx.
2360 * configure, config.in: Rebuild.
2362 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2364 * gold.h (Incremental_argument_list): Remove (invalid) forward
2366 * incremental.cc (Incremental_inputs::report_achive): New method.
2367 (Incremental_inputs::report_object): New method.
2368 (Incremental_inputs::report_script): New method.
2369 (Incremental_inputs::finalize_inputs): New method.
2370 (Incremental_inputs::finalize): Call finalize_inputs().
2371 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2372 Create inputs entries.
2373 * incremental.h (Incremental_input_type): New enum.
2374 (Incremental_inputs::Incremental_input): Initialize new fields.
2375 (Incremental_inputs::report_inputs): New method.
2376 (Incremental_inputs::report_achive): New method.
2377 (Incremental_inputs::report_object): New method.
2378 (Incremental_inputs::report_script): New method.
2379 (Incremental_inputs::finalize_inputs): New method.
2380 (Incremental_inputs::Input_info): New struct.
2381 (Incremental_inputs::Input_info_map): New typedef.
2382 (Incremental_inputs::lock_): New field.
2383 (Incremental_inputs::Inputs_): New field.
2384 (Incremental_inputs::Inputs_map): New field.
2385 * main.cc (main): Call Incremental_input::report_inputs.
2386 * options.h (Input_argument_list): Typedef moved from
2388 (Input_file_group::Files): Remove, use ::Input_argument_list.
2389 (Input_file_group::Input_argument_list): Remove, use
2390 ::Input_argument_list.
2391 * plugin.cc (Plugin_manager::add_input_file): Add error in
2393 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2395 * script.cc (read_input_script): Call
2396 Incremental_input::report_script.
2397 * script.h (Script_info): New class.
2399 2009-04-27 Ian Lance Taylor <iant@google.com>
2401 * x86_64.cc (do_adjust_output_section): Set entsize to
2404 2009-04-23 Elliott Hughes <enh@google.com>
2406 * output.cc (Output_file::close): After short writes, continue
2407 writing from the correct offset in the buffer being written.
2409 2009-04-23 Chris Demetriou <cgd@google.com>
2411 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2412 * configure: Regenerate.
2413 * config.in: Regenerate.
2414 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2415 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2417 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2419 * incremental.cc (Incremental_inputs_header_data): Renamed from
2420 Incremental_input_header_data.
2421 (Incremental_inputs_header_data::data_size): New field.
2422 (Incremental_inputs_header_data::put_input_file_count): Renamed
2423 from input_file_count.
2424 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2425 from command_line_offset.
2426 (Incremental_inputs_header_data::put_reserved): Renamed from
2428 (Incremental_inputs_entry_data): Renamed from
2429 Incremental_input_entry_data.
2430 (Incremental_inputs_entry_data::data_size): New field.
2431 (Incremental_inputs::report_command_line): New method.
2432 (Incremental_inputs::finalize): New method.
2433 (Incremental_inputs::create_incremental_inputs_data): New method.
2434 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2435 * incremental.h: New file.
2436 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2437 (Layout::finalize): Create incremental inputs section in
2439 (Layout::create_incremental_info_sections): New method.
2440 * layout.h (Layout::incremental_inputs): New method.
2441 (Layout::create_incremental_info_sections): New method.
2442 (Layout::incremental_inputs_): New field.
2443 * main.cc (main): Notify Incremental_input of the command line.
2445 2009-04-01 Ian Lance Taylor <iant@google.com>
2446 Mikolaj Zalewski <mikolajz@google.com>
2448 * gold.h (reserve_unordered_map): Define, three versions, one for
2449 each version of Unordered_map.
2450 * layout.cc (Layout::Layout): Remove options parameter. Add
2451 number_of_input_files parameter. Don't initialize options_.
2452 Initialize number_of_input_files_ and resized_signatures_. Move
2453 sections_are_attached_.
2454 (Layout::layout_group): Reserve space for group_signatures_.
2455 (Layout::find_or_add_kept_section): Change name parameter to be a
2456 reference. Resize signatures_ map when it gets large enough.
2457 (Layout::layout_eh_frame): Use parameters->options() instead of
2459 (Layout::make_output_section): Likewise.
2460 (Layout::attach_allocated_section_to_segment): Likewise.
2461 (Layout::finalize, Layout::create_executable_stack): Likewise.
2462 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2463 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2464 * layout.h (class Layout): Update declarations. Remove options_
2465 field. Add number_of_input_files_ and resized_signatures_
2466 fields. Move sections_are_attached_ field.
2467 * main.cc (main): Pass number of input files to Layout
2468 constructor. Don't pass options.
2470 2009-03-30 Ian Lance Taylor <iant@google.com>
2472 * ffsll.c (ffsll): Correct implementation.
2474 2009-03-27 Ian Lance Taylor <iant@google.com>
2476 * ffsll.c: New file.
2477 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2478 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2479 * ftruncate.c (ftruncate): Declare before definition.
2480 * mremap.c (mremap): Likewise.
2481 * pread.c (pread): Likewise.
2482 * configure, Makefile.in, config.in: Rebuild.
2484 * mremap.c: New file.
2485 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2486 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2487 (mremap): Declare if HAVE_MREMAP is not defined.
2488 * configure, Makefile.in, config.in: Rebuild.
2490 2009-03-27 Cary Coutant <ccoutant@google.com>
2492 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2493 position independent.
2494 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2495 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2497 2009-03-24 Cary Coutant <ccoutant@google.com>
2499 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2501 (needs_dynamic_reloc): Likewise.
2503 2009-03-24 Ian Lance Taylor <iant@google.com>
2505 * yyscript.y (file_cmd): Recognize EXTERN.
2506 (extern_name_list, extern_name_list_body): New nonterminals.
2507 * script.cc (script_add_extern): Define.
2508 * script-c.h (script_add_extern): Declare.
2510 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2512 * object.cc (is_elf_object): Define.
2513 * object.h (is_elf_object): Declare.
2514 * archive.cc (Archive::get_elf_object_for_member): Call
2516 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2518 2009-03-24 Elliott Hughes <enh@google.com>
2520 * output.cc (Output_file::map_anonymous): Define.
2521 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2522 try an anonymous one. Report the size if the mmap fails.
2523 * output.h (class Output_file): Declare map_anonymous.
2525 2009-03-24 Ian Lance Taylor <iant@google.com>
2527 * target-select.cc (instantiate_target): Don't acquire the lock if
2528 the instantiated_target_ field has already been set.
2530 2009-03-23 Ian Lance Taylor <iant@google.com>
2532 * gold-threads.h (class Initialize_lock): Define.
2533 * gold-threads.cc (class Initialize_lock_once): Define.
2534 (initialize_lock_control): New static variable.
2535 (initialize_lock_pointer): New static variable.
2536 (initialize_lock_once): New static function.
2537 (Initialize_lock::Initialize_lock): Define.
2538 (Initialize_lock::initialize): Define.
2539 * target-select.h: Include "gold-threads.h".
2540 (class Target_selector): Add lock_ and initialize_lock_ fields.
2541 Don't define instantiate_target, just declare it.
2542 * target-select.cc (Target_selector::Target_selector): Initialize
2544 (Target_selector::instantiate_target): Define.
2545 * descriptors.h: Include "gold-threads.h".
2546 (class Descriptors): Add initialize_lock_ field.
2547 * descriptors.cc (Descriptors::Descriptors): Initialize new
2549 (Descriptors::open): Use initialize_lock_ field
2550 * errors.h (class Errors): Add initialize_lock_ field.
2551 * errors.cc (Errors::Errors): Initialize new field.
2552 (Errors::initialize_lock): Use initialize_lock_ field.
2553 * powerpc.cc (class Target_selector_powerpc): Remove
2554 instantiated_target_ field. In do_recognize call
2555 instantiate_target rather than do_instantiate_target. In
2556 do_instantiate_target just allocate a new target.
2557 * sparc.cc (class Target_selector_sparc): Likewise.
2559 * freebsd.h: New file.
2560 * i386.cc: Include "freebsd.h".
2561 (Target_i386): Derive from Target_freebsd rather than
2563 (Target_selector_i386): Derive from Target_selector_freebsd rather
2564 than Target_selector.
2565 * x86_64.cc: Include "freebsd.h".
2566 (Target_x86_64): Derive from Target_freebsd rather than
2568 (Target_selector_x86_64): Derive from Target_selector_freebsd
2569 rather than Target_selector.
2570 * target.h (class Target): Add adjust_elf_header and
2571 do_adjust_elf_header.
2572 * output.cc (Output_file_header:: do_sized_write): Call target
2573 adjust_elf_header routine.
2574 * configure.tgt: Set targ_osabi.
2575 * configure.ac: Define GOLD_DEFAULT_OSABI.
2576 * parameters.cc (Parameters::default_target): Pass
2577 GOLD_DEFAULT_OSABI to select_target.
2578 * target-select.h (class Target_selector): Make instantiate_target
2579 protected rather than private.
2580 * Makefile.am (HFILES): Add freebsd.h.
2581 * configure, Makefile.in, config.in: Rebuild.
2583 * merge.cc (do_add_input_section): Correct pend value. Change
2584 message about last entry not being null terminated from error to
2587 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2589 * incremental.cc: New file.
2590 * Makefile.am (CCFILES): Add incremental.cc.
2591 * Makefile.in: Rebuild.
2593 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2595 * layout.cc (Layout::output_section_name): Preserve names
2596 of '.note.' sections.
2598 2009-03-19 Ian Lance Taylor <iant@google.com>
2600 * descriptors.cc (Descriptors::open): Check that the options are
2601 valid before using them.
2603 2009-03-18 Ian Lance Taylor <iant@google.com>
2605 * script-sections.h: Include <list>.
2606 (class Script_sections): Change Sections_elements from std::vector
2607 to std::list. Typedef public Elements_iterator. Add
2608 orphan_section_placement_, data_segment_align_start_, and
2609 saw_data_segment_align_ fields. Remove data_segment_align_index_
2611 * script-sections.cc (class Orphan_section_placement): New class.
2612 (class Sections_element): Add virtual functions is_relro and
2613 orphan_section_init. Remove virtual function place_orphan_here.
2614 (class Output_section_definition): Add is_relro and
2615 orphan_section_init. Remove place_orphan_here.
2616 (class Orphan_output_section): Likewise.
2617 (Script_sections::Script_sections): Update for field changes.
2618 (Script_sections::data_segment_align): Set saw_data_segment_align_
2619 and data_segment_align_start_, not data_segment_align_index.
2620 (Script_sections::data_segment_relro_end): Check
2621 saw_data_segment_align_. Use data_segment_align_start_ rather
2622 than data_segment_align_index_.
2623 (Script_sections::place_orphan): Rewrite to use
2624 Orphan_section_placement.
2626 2009-03-17 Ian Lance Taylor <iant@google.com>
2628 * archive.cc (Archive::add_symbols): Check for a version attached
2629 to the symbol name in the archive map.
2630 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2631 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2632 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2633 (ver_test_11.a): New target.
2634 * testsuite/Makefile.in: Rebuild.
2636 * configure.ac: Check for chsize and posix_fallocate. Replace
2638 * ftruncate.c: New file, from gnulib.
2639 * output.cc (posix_fallocate): Define dummy version if not
2640 HAVE_POSIX_FALLOCATE.
2641 (Output_file::map): Call posix_fallocate rather than lseek and
2643 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2644 * configure, Makefile.in, config.in: Rebuild.
2646 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2648 * layout.h (Layout::create_note): Add section_name parameter.
2649 * layout.cc (Layout::create_note): Likewise.
2650 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2652 2009-03-17 Ian Lance Taylor <iant@google.com>
2654 * descriptors.cc: Include "options.h".
2655 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2656 (Descriptors::open): Always use O_CLOEXEC when opening a new
2657 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2658 then set FD_CLOEXEC.
2660 * sparc.cc (class Target_sparc): Add has_got_section.
2661 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2662 make sure we have a GOT section.
2664 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2665 (Target_sparc::Scan::local): Likewise.
2666 (Target_sparc::Scan::global): Likewise.
2667 (Target_sparc::Relocate::relocate): Likewise.
2668 (Target_sparc::Relocate::relocate_tls): Likewise.
2670 * symtab.cc (Symbol_table::define_default_version): New function,
2671 broken out of add_from_object.
2672 (Symbol_table::add_from_object): Call define_default_version.
2673 (Symbol_table::define_special_symbol): Add resolve_oldsym
2674 parameter. Change all callers. If the version for a symbol comes
2675 from a version script, resolve it with the symbol with the same
2676 name with no version. Also add the symbol without a version if
2678 (do_define_in_output_data): If resolving with oldsym, don't delete
2680 (do_define_in_output_segment): Likewise.
2681 (do_define_as_constant): Likewise.
2682 * symtab.h (class Symbol_table): Update declarations.
2684 2009-03-13 Ian Lance Taylor <iant@google.com>
2686 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2687 (Read_symbols::requeue): New function.
2688 (Read_symbols::do_read_symbols): If make_elf_object fails because
2689 the target type is not configured, and the file was searched for,
2690 issue a warning and retry with the next directory.
2691 (Add_symbols::run): If the file has an incompatible format, and
2692 it was searched for, requeue the Read_symbols task. On error,
2694 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2695 dirindex parameter to constructor. Change all callers. Declare
2696 incompatible_warning and requeue.
2697 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2698 input_argument_ and input_group_ fields. Add them to
2699 constructor. Change all callers.
2700 (class Read_script): Add dirindex_ field. Add it to constructor.
2702 * archive.cc (Archive::setup): Remove input_objects parameter.
2704 (Archive::get_file_and_offset): Likewise.
2705 (Archive::read_all_symbols): Likewise.
2706 (Archive::read_symbols): Likewise.
2707 (Archive::get_elf_object_for_member): Remove input_objects
2708 parameter. Add punconfigured parameter. Change all callers.
2709 (Archive::add_symbols): Change return type to bool. Check return
2710 value of include_member.
2711 (Archive::include_all_members): Likewise.
2712 (Archive::include_member): Change return type to bool. Return
2713 false if first included object has incompatible target. Set
2714 included_member_ field.
2715 (Add_archive_symbols::run): If add_symbols returns false, requeue
2717 * archive.h (class Archive): Add included_member_ field.
2718 Initialize it in constructor. Add input_file and searched_for
2719 methods. Update declarations.
2720 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2721 input_argument_ fields. Add them to constructor. Change all
2723 * script.cc: Include "target-select.h".
2724 (class Parser_closure): Add skip_on_incompatible_target_ and
2725 found_incompatible_target_ fields. Add
2726 skip_on_incompatible_target parameter to constructor. Change all
2727 callers. Add methods skip_on_incompatible_target,
2728 clear_skip_on_incompatible_target, found_incompatible_target, and
2729 set_found_incompatible_target.
2730 (read_input_script): Add dirindex parameter. Change all callers.
2731 If parser finds an incompatible target, requeue Read_symbols
2733 (script_set_symbol): Clear skip_on_incompatible_target in
2735 (script_add_assertion, script_parse_option): Likewise.
2736 (script_start_sections, script_add_phdr): Likewise.
2737 (script_check_output_format): New function.
2738 * script.h (read_input_script): Update declaration.
2739 * script-c.h (script_check_output_format): Declare.
2740 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2741 (ignore_cmd): Remove OUTPUT_FORMAT.
2742 * fileread.cc (Input_file::Input_file): Add explicit this.
2743 (Input_file::will_search_for): New function.
2744 (Input_file::open): Add pindex parameter. Change all callers.
2745 * fileread.h (class Input_file): Add input_file_argument method.
2746 Declare will_search_for. Update declarations.
2747 * object.cc (make_elf_object): Add punconfigured parameter.
2749 * object.h (class Object): Make input_file public. Add
2750 searched_for method.
2751 (make_elf_object): Update declaration.
2752 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2754 * dirsearch.h (class Dirsearch): Update declaration.
2755 * options.h (class General_options): Add --warn-search-mismatch.
2756 * parameters.cc (Parameters::is_compatible_target): New function.
2757 * parameters.h (class Parameters): Declare is_compatible_target.
2758 * workqueue.cc (Workqueue::add_blocker): New function.
2759 * workqueue.h (class Workqueue): Declare add_blocker.
2761 * fileread.cc (Input_file::open): Remove options parameter.
2763 (Input_file::open_binary): Likewise.
2764 * script.cc (read_input_script): Likewise.
2765 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2766 options parameter from constructor. Change all callers.
2767 (class Read_script): Likewise.
2768 * fileread.h (class Input_file): Update declarations.
2769 * script.h (read_input_script): Update declaration.
2771 2009-03-10 Nick Clifton <nickc@redhat.com>
2773 * po/es.po: New Spanish translation.
2775 2009-03-06 Cary Coutant <ccoutant@google.com>
2777 * options.cc (parse_short_option): Keep dash_z from registering itself.
2779 2009-03-03 Ian Lance Taylor <iant@google.com>
2782 * target-reloc.h (relocate_section): Pass output_section to
2784 * i386.cc (Target_i386::should_apply_static_reloc): Add
2785 output_section parameter. Change all callers.
2786 (Target_i386::Relocate::relocate): Add output_section parameter.
2787 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2788 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2789 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2790 * testsuite/two_file_shared.sh: New script.
2791 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2792 (check_DATA): Add two_file_shared.dbg.
2793 (two_file_shared.dbg): New target.
2794 * testsuite/Makefile.in: Rebuild.
2796 2009-03-01 Ian Lance Taylor <iant@google.com>
2798 * configure.ac: Check for byteswap.h.
2799 * configure: Rebuild.
2800 * config.in: Rebuild.
2802 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2804 * layout.cc (Layout::find_or_add_kept_section): New function.
2805 (Layout::add_comdat): Removed.
2806 * layout.h (struct Kept_section): Move out of class Layout.
2807 Remove trailing underscores from field names. Add group_sections
2808 field. Rename group_ field to is_group. Change all uses.
2809 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2810 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2811 comdat_groups_ field.
2812 (Sized_relobj::include_section_group): Use
2813 find_or_add_kept_section and Kept_section::group_sections.
2814 (Sized_relobj::include_linkonce_section): Likewise.
2815 * object.cc (class Sized_relobj): Don't define Comdat_group or
2816 Comdat_group_table. Remove find_comdat_group and
2817 add_comdat_group. Remove comdat_groups_ field.
2818 * plugin.cc (include_comdat_group): Use
2819 Layout::find_or_add_kept_section.
2821 2009-02-28 Ian Lance Taylor <iant@google.com>
2823 * README: --gc-sections and map files are now supported. Document
2824 some build requirements.
2827 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2828 relocatable link set the value of the section symbol to zero.
2829 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2830 relocatable link don't include the section address in the local
2833 2009-02-27 Ian Lance Taylor <iant@google.com>
2836 * options.h (class Search_directory): Add is_system_directory.
2837 (class General_options): Declare is_in_system_directory.
2838 * options.cc (get_relative_sysroot): Make static.
2839 (get_default_sysroot): Make static.
2840 (General_optoins::is_in_system_directory): New function.
2841 * fileread.cc (Input_file::is_in_system_directory): New function.
2842 * fileread.h (class Input_file): Declare is_in_system_directory.
2843 * object.h (class Object): Add is_in_system_directory.
2844 (class Input_objects): Remove system_library_directory_ field.
2845 * object.cc (Input_objects::add_object): Don't set
2846 system_library_directory_.
2847 (input_objects::found_in_system_library_directory): Remove.
2848 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2849 parameter. Change all callers.
2850 (Symbol_table::sized_write_globals): Likewise.
2851 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2852 Call Object::is_in_system_directory.
2853 * symtab.h (class Symbol_table): Update declarations.
2856 * descriptors.h (Open_descriptor): Add is_on_stack field.
2857 * descriptors.cc (Descriptors::open): If the descriptor is on the
2858 top of the stack, remove it. Initialize is_on_stack field.
2859 (Descriptors::release): Only add pod to stack if it is not on the
2861 (Descriptors::close_some_descriptor): Clear stack_next and
2865 * output.cc (Output_section::find_starting_output_address): Rename
2866 from starting_output_address; add PADDR parameter; change return
2868 * output.h (class Output_section): Declare
2869 find_starting_output_address instead of starting_output_address.
2870 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2871 section symbol for which we can't find a merge section.
2874 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2875 hidden or internal, force the symbol to be local.
2876 * resolve.cc (Symbol::override_visibility): Define.
2877 (Symbol::override_base): Use override_visibility.
2878 (Symbol_table::resolve): Likewise.
2879 (Symbol::override_base_with_special): Likewise.
2880 (Symbol_table::override_with_special): If the visibility is hidden
2881 or internal, force the symbol to be local.
2882 * symtab.h (class Symbol): Add set_visibility and
2883 override_visibility.
2884 * testsuite/ver_test_1.sh: New file.
2885 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2886 (check_DATA): Add ver_test_1.syms.
2887 (ver_test_1.syms): New target.
2888 * testsuite/Makefile.in: Rebuild.
2890 2009-02-25 Cary Coutant <ccoutant@google.com>
2892 * layout.cc (Layout::choose_output_section): Don't rename sections
2893 when using a linker script that has a SECTIONS clause.
2894 * Makefile.in: Regenerate.
2896 * testsuite/Makefile.am (script_test_5.sh): New test case.
2897 * testsuite/Makefile.in: Regenerate.
2898 * testsuite/script_test_5.cc: New file.
2899 * testsuite/script_test_5.sh: New file.
2900 * testsuite/script_test_5.t: New file.
2902 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2904 * archive.cc (Archive::include_member): Update calls to add_symbols.
2905 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2906 the Layout argument.
2907 * dynobj.h (do_add_symbols): Add the Layout argument.
2908 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2910 * object.h (Object::add_symbols): Add the Layout argument.
2911 (Object::do_add_symbols): Add the Layout argument.
2912 (Sized_relobj::do_add_symbols): Add the Layout argument.
2913 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2914 Unify the two versions.
2915 (Add_plugin_symbols): Remove.
2916 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2917 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2918 (Add_plugin_symbols): Remove.
2919 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2920 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2921 (Add_symbols::run): Make it work with Pulginobj.
2923 2009-02-06 Ian Lance Taylor <iant@google.com>
2925 * object.cc (Sized_relobj::do_layout): Make info message start
2926 with lower case letter.
2928 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2930 * binary.cc: Fix file comment.
2932 * options.h (enum Incremental_disposition): Define.
2933 (class General_options): Add new options: --incremental,
2934 --incremental_changed, --incremental_unchanged,
2935 --incremental_unknown. Add incremental_disposition_ and
2936 implicit_incremental_ fields.
2937 (General_options::incremental_disposition): New function.
2938 (class Position_dependent_options): Add incremental_disposition
2940 (Position_dependent_options::copy_from_options): Set incremental
2942 * options.cc (General_options::parse_incremental_changed): New
2944 (General_options::parse_incremental_unchanged): New function.
2945 (General_options::parse_incremental_unknown): New function.
2946 (General_options::General_options): Initialize new fields
2947 incremental_disposition_ and implicit_incremental_.
2948 (General_options::finalize): Check for uasge of --incremental-*
2949 without --incremental.
2951 2009-02-06 Chris Demetriou <cgd@google.com>
2953 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2954 pointer and to report location as the file name associated with
2956 (gold_undefined_symbol_at_location): New function to replace the
2957 old gold_undefined_symbol functionality.
2958 * target-reloc.h (relocate_section): Update to use
2959 gold_undefined_symbol_at_location.
2960 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2961 Call gold_undefined_symbol function rather than gold_error.
2962 * errors.h (Errors::undefined_symbol): Take location as a
2963 string, rather than calculating it from a relocation.
2964 * errors.cc (Errors::fatal): Print "fatal error:" before the
2966 (Errors::error, Errors::error_at_location): Print "error: "
2967 before the formatted message.
2968 (Errors::undefined_symbol): Take location as a string, rather
2969 than calculating it from a relocation.
2970 (gold_undefined_symbol_at_location): New function akin to
2971 old gold_undefined_symbol, calculates location from relocation.
2972 (gold_undefined_symbol): Change to take only a Symbol pointer
2973 and to report location as the file name associated with the symbol.
2974 * testsuite/debug_msg.sh: Update for changed error messages.
2975 * testsuite/undef_symbol.sh: Likewise.
2977 2009-02-04 Duncan Sands <baldrick@free.fr>
2980 * reduced_debug_output.h
2981 (Output_reduced_debug_abbrev_section::failed): Use format for
2983 (Output_reduced_debug_info_section::faild): Likewise.
2985 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2987 * script.cc (Lazy_demangler): New class.
2988 (Version_script_info::get_symbol_version_helper): Demangle a
2991 2009-01-29 Cary Coutant <ccoutant@google.com>
2993 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2995 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2997 2009-01-28 Ian Lance Taylor <iant@google.com>
2999 * version.cc (version_string): Bump to 1.9.
3001 * gold.h: Include <cstring> and <stdint.h>.
3002 * version.cc: Include <cstdio>.
3003 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3005 * reduced_debug_output.cc (insert_into_vector): Rename from
3006 Insert_into_vector; change all callers. Use Swap_unaligned to
3007 avoid aliasing issue; remove union since it is unnecessary.
3009 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3011 * Makefile.am (CCFILES): Add gc.cc.
3013 * Makefile.in: Regenerate.
3014 * gold.cc (Gc_runner): New class.
3015 (queue_initial_tasks): Call garbage collection related tasks
3016 when corresponding options are invoked.
3017 (queue_middle_gc_tasks): New function.
3018 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3019 processed early before laying out sections during garbage collection.
3020 * gold.h (queue_middle_gc_tasks): New function.
3021 (is_prefix_of): Move from "layout.cc".
3022 * i386.cc (Target_i386::gc_process_relocs): New function.
3023 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3024 * main.cc (main): Create object of class "Garbage_collection".
3025 * object.cc (Relobj::copy_symbols_data): New function.
3026 (Relobj::is_section_name_included): New function.
3027 (Sized_relobj::do_layout): Allow this function to be called twice
3028 during garbage collection and defer layout of section during the
3030 * object.h (Relobj::get_symbols_data): New function.
3031 (Relobj::is_section_name_included): New function.
3032 (Relobj::copy_symbols_data): New function.
3033 (Relobj::set_symbols_data): New function.
3034 (Relobj::get_relocs_data): New function.
3035 (Relobj::set_relocs_data): New function.
3036 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3037 (Relobj::gc_process_relocs): New function.
3038 (Relobj::do_gc_process_relocs): New pure virtual function.
3039 (Relobj::sd_): New data member.
3040 (Sized_relobj::is_output_section_offset_invalid): New function.
3041 (Sized_relobj::do_gc_process_relocs): New function.
3042 * options.h (General_options::gc_sections): Modify to not be a no-op.
3043 (General_options::print_gc_sections): New option.
3044 * plugin.cc (Plugin_finish::run): Remove function call to
3045 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3046 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3047 * reloc.cc (Read_relocs::run): Add task to process relocs and
3048 determine unreferenced sections when doing garbage collection.
3049 (Gc_process_relocs): New class.
3050 (Sized_relobj::do_gc_process_relocs): New function.
3051 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3052 sections that are garbage collected.
3053 * reloc.h (Gc_process_relocs): New class.
3054 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3055 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3056 symbols whose corresponding sections are garbage collected.
3057 (Symbol_table::Symbol_table): Add new parameter for the garbage
3059 (Symbol_table::gc_mark_undef_symbols): New function.
3060 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3061 (Symbol_table::gc_mark_dyn_syms): New function.
3062 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3064 (Symbol_table::add_from_object): Likewise.
3065 (Symbol_table::add_from_relobj): When building shared objects, do not
3066 treat externally visible symbols as garbage.
3067 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3068 table information for static and relocatable links.
3069 * symtab.h (Symbol_table::set_gc): New function.
3070 (Symbol_table::gc): New function.
3071 (Symbol_table::gc_mark_undef_symbols): New function.
3072 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3073 (Symbol_table::gc_mark_dyn_syms): New function.
3074 (Symbol_table::gc_): New data member.
3075 * target.h (Sized_target::gc_process_relocs): New pure virtual
3077 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3078 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3080 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3082 * options.h (General_options::gc_sections): Define as a no-op for now.
3083 (General_options::no_keep_memory): Ditto.
3084 (General_options::Bshareable): Define.
3085 * options.cc (General_options::finalize): Honor -Bshareable.
3087 2009-01-20 Andreas Schwab <schwab@suse.de>
3089 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3090 read the value in the contents, since we don't use it. Use the
3091 template endianness when writing.
3092 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3094 2009-01-19 Andreas Schwab <schwab@suse.de>
3096 * configure.tgt (powerpc64-*): Fix targ_obj.
3098 2009-01-15 Ian Lance Taylor <iant@google.com>
3100 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3101 local symbols when stripping all symbols.
3103 2009-01-14 Cary Coutant <ccoutant@google.com>
3105 * output.cc (Output_reloc): Add explicit instantiations.
3107 2009-01-14 Cary Coutant <ccoutant@google.com>
3109 * archive.cc (Archive::get_elf_object_for_member): Remove call
3110 to File_read::claim_for_plugin.
3111 * descriptors.cc (Descriptors::open): Remove reference to
3113 (Descriptors::claim_for_plugin): Remove.
3114 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3115 (Descriptors::is_claimed): Remove.
3116 (claim_descriptor_for_plugin): Remove.
3117 * fileread.cc (File_read::claim_for_plugin): Remove.
3118 * fileread.h (File_read::claim_for_plugin): Remove.
3119 (File_read::descriptor): Reopen descriptor if necessary.
3120 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3121 (Plugin_manager::all_symbols_read): Add task parameter. Change
3123 (Plugin_manager::get_input_file): New function.
3124 (Plugin_manager::release_input_file): New function.
3125 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3126 corresponding data member.
3127 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3128 and pass to base constructor. Change all callers.
3129 (get_input_file, release_input_file): New functions.
3130 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3131 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3132 (Plugin_manager::all_symbols_read): Add task parameter.
3133 (Plugin_manager::get_input_file): New function.
3134 (Plugin_manager::release_input_file): New function.
3135 (Plugin_manager::task_): New data member.
3136 (Pluginobj::Pluginobj): Add filesize parameter.
3137 (Pluginobj::filename): New function.
3138 (Pluginobj::descriptor): New function.
3139 (Pluginobj::filesize): New function.
3140 (Pluginobj::filesize_): New data member.
3141 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3142 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3143 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3145 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3146 with archive libraries.
3147 * testsuite/Makefile.in: Regenerate.
3148 * testsuite/plugin_test.c (struct sym_info): New type.
3149 (get_input_file, release_input_file): New static variables.
3150 (onload): Capture new transfer vector entries.
3151 (claim_file_hook): Stop reading at end of file according to filesize.
3152 Factor out parsing of readelf output into separate function.
3153 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3154 APIs and get the source file name from the symbol table. Convert
3155 source file name to corresponding object file name. Print info
3156 message when adding new input files.
3157 (parse_readelf_line): New function.
3158 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3159 * testsuite/plugin_test_2.sh: Likewise.
3160 * testsuite/plugin_test_3.sh: Likewise.
3161 * testsuite/plugin_test_4.sh: New test case.
3163 2009-01-07 Ian Lance Taylor <iant@google.com>
3165 * version.cc (version_string): Bump to 1.8.
3167 2008-12-23 Cary Coutant <ccoutant@google.com>
3169 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3170 * plugin.cc (Plugin_manager::finish): Rename as
3171 layout_deferred_objects. Move cleanup to separate function.
3172 (Plugin_manager::cleanup): New function.
3173 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3175 * plugin.h (Plugin_manager::finish): Rename as
3176 layout_deferred_objects.
3177 (Plugin_manager::cleanup): New function.
3178 (Plugin_manager::cleanup_done): New field.
3180 2008-12-23 Cary Coutant <ccoutant@google.com>
3182 * plugin.cc (is_visible_from_outside): New function.
3183 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3184 so we don't return "IR only" status for exported symbols or -r links.
3186 * testsuite/Makefile.am (plugin_test_3): New test case.
3187 * testsuite/Makefile.in: Regenerate.
3188 * testsuite/plugin_test_3.sh: New file.
3190 2008-12-22 Cary Coutant <ccoutant@google.com>
3192 * object.cc (Sized_relobj::layout_section): New function.
3193 (Sized_relobj::do_layout): Defer layout of input sections until after
3194 plugin has provided replacement files.
3195 (Sized_relobj::do_layout_deferred_sections): New function.
3196 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3197 (Relobj::layout_deferred_sections): New function.
3198 (Relobj::do_layout_deferred_sections): New function.
3199 (Sized_relobj::do_layout_deferred_sections): New function.
3200 (Sized_relobj::layout_section): New function.
3201 (Sized_relobj::Deferred_layout): New structure.
3202 (Sized_relobj::deferred_layout_): New field.
3203 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3204 Change all callers. Layout deferred sections.
3205 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3207 (Plugin_hook::run): Move code from do_plugin_hook inline.
3208 (Plugin_hook::do_plugin_hook): Remove.
3209 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3210 (Plugin_manager::finish): Renamed, was cleanup.
3211 (Plugin_manager::should_defer_layout): New function.
3212 (Plugin_manager::add_deferred_layout_object): New function.
3213 (Plugin_manager::Deferred_layout_list): New type.
3214 (Plugin_manager::deferred_layout_objects_): New field.
3215 (Plugin_hook::do_plugin_hook): Remove.
3217 2008-12-17 Ian Lance Taylor <iant@google.com>
3219 * options.h (class General_options): Add --no case for
3222 2008-12-16 Cary Coutant <ccoutant@google.com>
3224 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3226 (Plugin_manager::claim_file): Create plugin object even if
3227 plugin did not call the add_symbols callback.
3228 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3229 asking for more symbols than were added.
3230 * testsuite/Makefile.am (plugin_test_1): Add test case with
3232 (empty.syms): New target.
3233 * testsuite/Makefile.in: Regenerate.
3234 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3235 message. Don't call add_symbols if no globals.
3236 (all_symbols_read_hook): Don't provide replacement for empty
3239 2008-12-12 Ian Lance Taylor <iant@google.com>
3241 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3242 r_type == 0 for a local symbol with r_sym == 0.
3243 (scan_relocatable_relocs): Pass r_sym to
3244 local_non_section_strategy.
3245 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3248 * configure.ac: Update test for TLS descriptors: they are
3249 supported as of glibc 2.9.
3250 * configure: Rebuild.
3252 2008-12-11 Ian Lance Taylor <iant@google.com>
3255 * target-reloc.h (Default_scan_relocatable_relocs): For each
3256 function, map r_type == 0 to RELOC_DISCARD.
3258 2008-12-10 Cary Coutant <ccoutant@google.com>
3260 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3261 object to override a kept COMDAT group from a plugin object.
3263 2008-12-09 Ian Lance Taylor <iant@google.com>
3266 * yyscript.y (file_cmd): Handle INPUT.
3268 * testsuite/initpri1.c: Change all declarations to be full
3269 prototypes by adding void, to avoid compiler warnings.
3271 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3273 * options.cc (General_options::parse_plugin_opt): New.
3274 (General_options::add_plugin): The argument now is just the filename.
3275 (General_options::add_plugin_option): New.
3276 * options.h (plugin_opt): New.
3277 (add_plugin): Change argument name.
3278 (add_plugin_option): New.
3279 * plugin.cc (Plugin::load): Don't parse the plugin option.
3280 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3281 (Plugin::add_option): New.
3282 (Plugin::args_): Change type.
3283 (Plugin::filename_): New.
3284 (Plugin_manager::add_plugin_option): New.
3285 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3286 * testsuite/Makefile.in: Regenerate.
3288 2008-12-05 Cary Coutant <ccoutant@google.com>
3290 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3291 Handle --strip-lto-sections option.
3292 * options.h (strip_lto_sections): New option.
3294 2008-12-01 Cary Coutant <ccoutant@google.com>
3296 * plugin.cc (ld_plugin_message): Change format parameter to const.
3297 Fix mismatch between new[] and delete.
3299 2008-11-14 Cary Coutant <ccoutant@google.com>
3301 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3304 2008-11-05 Craig Silverstein <csilvers@google.com>
3306 * options.cc (General_options::parse_dynamic_list): New function.
3307 * options.h (General_options): New flags dynamic_list,
3308 dynamic_list_data, dynamic_list_cpp_new, and
3309 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3310 (General_options::in_dynamic_list): New function.
3311 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3312 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3313 (Lex::can_continue_name): Likewise.
3315 (read_script_file): New parameter script_options.
3316 (read_dynamic_list): New function.
3317 (Script_options::define_dynamic_list): New function.
3318 (dynamic_list_keyword_parsecodes): New variable.
3319 (dynamic_list_keywords): New variable.
3320 * script.h (Script_options::define_dynamic_list): New function
3322 (read_dynamic_list): New function prototype.
3323 * symtab.cc (strprefix): New macro.
3324 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3325 dynamic_list_data, dynamic_list_cpp_new, and
3326 dynamic_list_cpp_typeinfo.
3327 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3328 (dynamic_list_expr): New rule.
3329 (dynamic_list_nodes): Likewise.
3330 (dynamic_list_node): Likewise.
3331 * testsuite/Makefile.am (dynamic_list): New test.
3332 * testsuite/Makefile.in: Regenerated.
3333 * testsuite/dynamic_list.t: New file.
3334 * testsuite/dynamic_list.sh: New file.
3336 2008-11-05 Craig Silverstein <csilvers@google.com>
3338 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3339 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3340 (t11_last): Likewise.
3341 * testsuite/ver_test_6.c (main): Likewise.
3343 2008-10-07 Cary Coutant <ccoutant@google.com>
3345 * options.c (General_options::finalize): Add check for -static and
3347 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3350 2008-10-02 Cary Coutant <ccoutant@google.com>
3352 * plugin.cc (make_sized_plugin_object): Fix conditional
3353 compilation to work when not all targets are enabled.
3355 2008-09-29 Cary Coutant <ccoutant@google.com>
3357 * archive.cc (Archive::get_file_and_offset): Use filename instead
3358 of name to get library path.
3359 (Archive::include_member): Unlock external member of a thin archive.
3361 * testsuite/Makefile.am (TEST_AR): New variable.
3362 (thin_archive_test_1): New test.
3363 (thin_archive_test_2): New test.
3364 * testsuite/Makefile.in: Regenerate.
3365 * testsuite/thin_archive_main.cc: New file.
3366 * testsuite/thin_archive_test_1.cc: New file.
3367 * testsuite/thin_archive_test_2.cc: New file.
3368 * testsuite/thin_archive_test_3.cc: New file.
3369 * testsuite/thin_archive_test_4.cc: New file.
3371 2008-09-29 Cary Coutant <ccoutant@google.com>
3373 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3374 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3376 (Sized_relobj::do_finalize_local_symbols): Likewise.
3377 (Sized_relobj::map_to_kept_section): Likewise.
3378 * object.h (Sized_relobj::invalid_address): New constant.
3379 (Sized_relobj::do_output_section_offset): Check for invalid_address
3381 * output.cc (Output_reloc::local_section_offset): Use constant
3382 invalid_address instead of -1U.
3383 (Output_reloc::get_address): Likewise.
3384 (Output_section::output_address): Change -1U to -1ULL.
3385 * output.h (Output_reloc::invalid_address): New constant.
3386 * reloc.cc (Sized_relobj::write_sections): Use constant
3387 invalid_address instead of -1U.
3388 (Sized_relobj::relocate_sections): Likewise.
3389 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3390 values for merge sections.
3391 * target-reloc.h (relocate_for_relocatable): Use constant
3392 invalid_address instead of -1U.
3394 2008-09-19 Cary Coutant <ccoutant@google.com>
3396 Add plugin functionality for link-time optimization (LTO).
3397 * configure.ac (plugins): Add --enable-plugins option.
3398 * configure: Regenerate.
3399 * config.in: Regenerate.
3400 * Makefile.am (LIBDL): New variable.
3401 (CCFILES): Add plugin.cc.
3402 (HFILES): Add plugin.h.
3403 (ldadd_var): Add LIBDL.
3404 * Makefile.in: Regenerate.
3406 * archive.cc: Include "plugin.h".
3407 (Archive::setup): Don't preread archive symbols when using a plugin.
3408 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3409 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3411 (Archive::include_member): Add symbols from plugin objects.
3412 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3413 * descriptors.cc (Descriptors::open): Check for file descriptors
3414 abandoned by plugins.
3415 (Descriptors::claim_for_plugin): New function.
3416 * descriptors.h (Descriptors::claim_for_plugin): New function.
3417 (Open_descriptor::is_claimed): New field.
3418 (claim_descriptor_for_plugin): New function.
3419 * fileread.cc (File_read::claim_for_plugin): New function.
3420 * fileread.h (File_read::claim_for_plugin): New function.
3421 (File_read::descriptor): New function.
3422 * gold.cc: Include "plugin.h".
3423 (queue_initial_tasks): Add task to call plugin hooks for generating
3425 * main.cc: Include "plugin.h".
3426 (main): Load plugin libraries.
3427 * object.h (Pluginobj): Declare.
3428 (Object::pluginobj): New function.
3429 (Object::do_pluginobj): New function.
3430 (Object::set_target): New function.
3431 * options.cc: Include "plugin.h".
3432 (General_options::parse_plugin): New function.
3433 (General_options::General_options): Initialize plugins_ field.
3434 (General_options::add_plugin): New function.
3435 * options.h (Plugin_manager): Declare.
3436 (General_options): Add --plugin option.
3437 (General_options::has_plugins): New function.
3438 (General_options::plugins): New function.
3439 (General_options::add_plugin): New function.
3440 (General_options::plugins_): New field.
3441 * plugin.cc: New file.
3442 * plugin.h: New file.
3443 * readsyms.cc: Include "plugin.h".
3444 (Read_symbols::do_read_symbols): Check for archive before checking
3445 for ELF file. Call plugin hooks to claim files.
3446 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3447 from a real object file; force override when processing replacement
3449 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3450 (Symbol::init_base_object): Likewise.
3451 (Symbol::init_base_output_data): Likewise.
3452 (Symbol::init_base_output_segment): Likewise.
3453 (Symbol::init_base_constant): Likewise.
3454 (Symbol::init_base_undefined): Likewise.
3455 (Symbol::output_section): Assert that object is not a plugin.
3456 (Symbol_table::add_from_pluginobj): New function.
3457 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3459 (Symbol_table::sized_write_globals): Likewise.
3460 (Symbol_table::add_from_pluginobj): Instantiate template.
3461 * symtab.h (Sized_pluginobj): Declare.
3462 (Symbol::in_real_elf): New function.
3463 (Symbol::set_in_real_elf): New function.
3464 (Symbol::in_real_elf_): New field.
3465 (Symbol_table::add_from_pluginobj): New function.
3467 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3468 (LIBDL): New variable.
3470 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3471 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3472 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3473 (MOSTLYCLEANFILES): Likewise.
3474 * testsuite/Makefile.in: Regenerate.
3475 * testsuite/plugin_test.c: New file.
3476 * testsuite/plugin_test_1.sh: New file.
3477 * testsuite/plugin_test_2.sh: New file.
3479 2008-09-16 Ian Lance Taylor <iant@google.com>
3481 * target-reloc.h (relocate_section): Check whether a symbol is
3482 defined by the ABI before reporting an undefined symbol error.
3483 * target.h (Target::is_defined_by_abi): Make parameter const.
3484 (Target::do_is_defined_by_abi): Likewise.
3485 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3486 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3487 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3488 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3489 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3490 * testsuite/Makefile.in: Rebuild.
3492 * fileread.cc (make_view): Add casts to avoid warning.
3494 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3496 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3497 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3499 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3501 * options.h (General_options::output_is_executable): New.
3502 (General_options::output_is_pie): New.
3503 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3504 for shared libraries.
3505 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3507 2008-09-11 Chris Demetriou <cgd@google.com>
3509 * options.h (origin): New -z option.
3510 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3511 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3514 2008-09-05 Cary Coutant <ccoutant@google.com>
3516 * fileread.cc (File_read::make_view): Add check for attempt to map
3519 2008-09-05 Cary Coutant <ccoutant@google.com>
3521 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3522 explicit instantiations.
3524 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3527 * options.cc (General_options::finalize): Allow undefined symbols
3528 in shlibs if linking -shared.
3531 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3532 symbols as not needing a dynsym entry.
3534 2008-08-20 Craig Silverstein <csilvers@google.com>
3536 * fileread.cc (File_read::open): Do not lock the file unless it
3537 was successfully opened.
3539 2008-08-14 Cary Coutant <ccoutant@google.com>
3541 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3542 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3543 * testsuite/tls_test.cc (struct int128): 128-bit struct
3544 for testing TLS relocs with non-zero addend.
3545 (v12): New TLS variable.
3547 (t_last): Add check for v12.
3548 * testsuite/tls_test.h (t12): New function.
3549 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3551 2008-08-13 Ian Lance Taylor <iant@google.com>
3553 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3554 set tls_segment_ or relro_segment_.
3555 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3557 * output.h (Output_section::clear_is_relro): New function.
3558 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3559 sections specially even when output_data_ is empty.
3560 (Output_segment::maximum_alignment): When first section is relro,
3561 only force alignment for PT_LOAD segments.
3562 * script.cc (script_data_segment_align): New function.
3563 (script_data_segment_relro_end): New function.
3564 * script-c.h (script_data_segment_align): Declare.
3565 (script_data_segment_relro_end): Declare.
3566 * script-sections.h (class Script_sections): Declare
3567 data_segment_align and data_segment_relro_end. Add fields
3568 segment_align_index_ and saw_relro_end_.
3569 * script-sections.cc (class Sections_element): Add set_is_relro
3570 virtual function. Add new bool* parameter to place_orphan_here.
3571 Add get_output_section virtual function.
3572 (class Output_section_definition): Add set_is_relro. Add new
3573 bool* parameter to place_orphan_here. Add get_output_section.
3574 Add is_relro_ field.
3575 (Output_section_definition::Output_section_definition): Initialize
3576 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3577 and is_relro_ fields.
3578 (Output_section_definition::place_orphan_here): Add is_relro
3580 (Output_section_definition::set_section_addresses): Set relro for
3582 (Output_section_definition::alternate_constraint): Likewise.
3583 (class Orphan_output_section): Add new bool* parameter to
3584 place_orphan_here. Add get_output_section.
3585 (Orphan_output_section::place_orphan_here): Add is_relro
3587 (Script_sections::Script_sections): Initialize
3588 data_segment_align_index_ and saw_relro_end_.
3589 (Script_sections::data_segment_align): New function.
3590 (Script_sections::data_segment_relro_end): New function.
3591 (Script_sections::place_orphan): Set or clear is_relro.
3592 (Script_sections::set_section_addresses): Force alignment of first
3594 * yyscript.y (exp): Call script_data_segment_align and
3595 script_data_segment_relro_end.
3596 * testsuite/relro_script_test.t: New file.
3597 * testsuite/relro_test.cc (using_script): Declare.
3598 (t1, t2): Test using_script.
3599 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3600 (relro_script_test_SOURCES): Define.
3601 (relro_script_test_DEPENDENCIES): Define.
3602 (relro_script_test_LDFLAGS): Define.
3603 (relro_script_test_LDADD): Define.
3604 (relro_script_test.so): New target.
3605 * testsuite/Makefile.in: Rebuild.
3607 2008-08-06 Cary Coutant <ccoutant@google.com>
3609 * archive.cc (Archive::total_archives, Archive::total_members)
3610 (Archive::total_members_loaded): New variables.
3611 (Archive::setup): Add parameter. Add option to preread
3613 (Archive::read_armap): Add counter.
3614 (Archive::get_file_and_offset): New function.
3615 (Archive::get_elf_object_for_member): New function.
3616 (Archive::read_all_symbols): New function.
3617 (Archive::read_symbols): New function.
3618 (Archive::add_symbols): Add counters.
3619 (Archive::include_all_members): Use armap to find members if it's
3621 (Archive::include_member): Skip reading symbols if already read.
3622 Factored code into Archive::get_file_and_offset and
3623 Archive::get_elf_object_for_member. Changed call to
3624 Mapfile::report_include_archive_member.
3625 (Archive::print_stats): New function.
3626 * archive.h: Declare Object and Read_symbols_data classes.
3627 (Archive::Archive): Add initializers for new members.
3628 (Archive::setup): Add parameter.
3629 (Archive::print_stats): New function.
3630 (Archive::total_archives, Archive::total_members)
3631 (Archive::total_members_loaded): New variables.
3632 (Archive::get_file_and_offset): New function.
3633 (Archive::get_elf_object_for_member): New function.
3634 (Archive::read_all_symbols): New function.
3635 (Archive::read_symbols): New function.
3636 (Archive::Archive_member): New class.
3637 (Archive::members_): New member.
3638 (Archive::num_members_): New member.
3639 * main.cc: Include archive.h.
3640 (main): Call Archive::print_stats.
3641 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3642 archive parameter; member_name is now the fully-decorated name.
3643 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3644 * options.h: (General_options): Add --preread-archive-symbols option.
3645 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3648 2008-08-04 Ian Lance Taylor <iant@google.com>
3650 * symtab.h (Symbol::use_plt_offset): New function.
3651 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3652 * powerpc.cc (Relocate::relocate): Likewise.
3653 * sparc.cc (Relocate::relocate): Likewise.
3654 * x86_64.cc (Relocate::relocate): Likewise.
3655 * testsuite/weak_plt.sh: New test.
3656 * testsuite/weak_plt_main.cc: New test.
3657 * testsuite/weak_plt_shared.cc: New test.
3658 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3659 (check_PROGRAMS): Add weak_plt.
3660 (check_DATA): Add weak_plt_shared.so.
3661 (weak_plt_main_pic.o, weak_plt): New targets.
3662 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3663 * testsuite/Makefile.in: Rebuild.
3665 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3667 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3668 * testsuite/Makefile.in: Rebuild.
3670 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3672 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3673 * Makefile.in: Regenerate.
3674 * po/POTFILES.in: Regenerate.
3676 2008-07-29 Ian Lance Taylor <iant@google.com>
3678 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3679 symbols before other symbols.
3680 * testsuite/script_test_2.cc (test_addr): Declare.
3681 (test_addr_alias): Declare.
3682 (main): Check that test_addr and test_addr_alias have the right
3684 * testsuite/script_test_2.t: Define test_addr_alias and
3687 2008-07-24 Ian Lance Taylor <iant@google.com>
3690 * descriptors.cc: New file.
3691 * descriptors.h: New file.
3692 * gold-threads.h (class Hold_optional_lock): New class.
3693 * fileread.cc: Include "descriptors.h".
3694 (File_read::~File_read): Release descriptor rather than closing
3696 (File_read::open) [file]: Call open_descriptor rather than open.
3697 Set is_descriptor_opened_.
3698 (File_read::open) [memory]: Assert that descriptor is not open.
3699 (File_read::reopen_descriptor): New function.
3700 (File_read::release): Release descriptor.
3701 (File_read::do_read): Make non-const. Reopen descriptor.
3702 (File_read::read): Make non-const.
3703 (File_read::make_view): Reopen descriptor.
3704 (File_read::do_readv): Likewise.
3705 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3706 Update declarations.
3707 * layout.cc: Include "descriptors.h".
3708 (Layout::create_build_id): Use open_descriptor rather than open.
3709 * output.cc: Include "descriptors.h".
3710 (Output_file::open): Use open_descriptor rather than open.
3711 * archive.cc (Archive::const_iterator): Change Archive to be
3713 (Archive::begin, Archive::end): Make non-const.
3714 (Archive::count_members): Likewise.
3715 * archive.h (class Archive): Update declarations.
3716 * object.h (Object::read): Make non-const.
3717 * Makefile.am (CCFILES): Add descriptors.cc.
3718 (HFILES): Add descriptors.h.
3719 * Makefile.in: Rebuild.
3722 * gold.h: Always include <clocale>. Add Solaris workarounds
3723 following code in binutils/sysdep.h.
3726 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3727 this->eh_frame_hdr_ is NULL before using it.
3729 * dynobj.cc (Versions::Versions): Update comment.
3731 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3732 the base version name.
3734 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3735 array size plus one.
3736 (Stringpool_template::set_string_offsets): Subtract one from key
3737 before using it as an array index.
3738 (Stringpool_template::get_offset_with_length): Likewise.
3739 (Stringpool_template::write_to_buffer): Likewise.
3740 * stringpool.h (Stringpool_template::get_offset_from_key):
3743 2008-07-23 Ian Lance Taylor <iant@google.com>
3746 * object.h (Merged_symbol_value::value): Do our best to handle a
3750 * script.cc (Version_script_info::get_versions): Don't add empty
3751 version tag to return value.
3752 (Version_script_info::get_symbol_version_helper): Change return
3753 type to bool. Add pversion parameter. Change all callers.
3754 (script_register_vers_node): Don't require a non-NULL tag.
3755 * script.h (class Version_script_info): Update declarations.
3756 (Version_script_info::get_symbol_version): Change return type to
3757 bool. Add version parameter. Change all callers.
3758 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3759 handling. Handle an empty version from a version script.
3760 (Symbol_table::define_special_symbol): Likewise.
3761 * testsuite/ver_test_10.script: New file.
3762 * testsuite/ver_test_10.sh: New file.
3763 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3764 (check_DATA): Add ver_test_10.syms.
3765 (ver_test_10.syms, ver_test_10.so): New target.
3766 * testsuite/Makefile.in: Rebuild.
3768 2008-07-23 Simon Baldwin <simonb@google.com>
3770 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3771 to zero for undefined symbols from dynamic libraries.
3773 2008-07-23 Ian Lance Taylor <iant@google.com>
3775 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3777 * symtab.h (class Symbol_table): Update declaration.
3778 * testsuite/ver_test_9.cc: New file.
3779 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3780 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3781 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3782 (ver_test_9.so, ver_test_9.o): New targets.
3783 * testsuite/Makefile.in: Rebuild.
3785 2008-07-22 Ian Lance Taylor <iant@google.com>
3787 * options.h (class General_options): Define --check-sections.
3788 * layout.cc (Layout::set_segment_offsets): Handle
3791 * options.h (class General_options): Define -n/--nmagic and
3793 * options.cc (General_options::finalize): For -n/--nmagic or
3794 -N/--omagic, set -static.
3795 * layout.cc (Layout::attach_allocated_section_to_segment): If
3796 -N/--omagic, don't put read-only and read-write sections in
3798 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3799 finding a read-only segment.
3800 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3801 don't set the minimum segment alignment to the common page size,
3802 and don't set the file offset to the address modulo the page size.
3803 * script-sections.cc (Script_sections::create_segments): If
3804 -n/--omagic, don't put read-only and read-write sections in
3807 * cref.cc: New file.
3809 * options.h (class General_options): Add --print-symbol-counts.
3810 * main.cc (main): Issue defined symbol report if requested.
3811 * archive.cc (Archive::interpret_header): Make into a const member
3813 (Archive::add_symbols): Call Input_objects::archive_start and
3815 (Archive::const_iterator): Define new class.
3816 (Archive::begin, Archive::end): New functions.
3817 (Archive::include_all_members): Rewrite to use iterator.
3818 (Archive::count_members): New function.
3819 * archive.h (class Archive): Update declarations.
3820 (Archive::filename): New function.
3821 * object.cc: Include "cref.h".
3822 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3823 (Sized_relobj::do_get_global_symbol_counts): New function.
3824 (Input_objects::add_object): Add object to cross-referencer.
3825 (Input_objects::archive_start): New function.
3826 (Input_objects::archive_stop): New function.
3827 (Input_objects::print_symbol_counts): New function.
3828 * object.h: Declare Cref and Archive.
3829 (Object::get_global_symbol_counts): New function.
3830 (Object::do_get_global_symbol_counts): New pure virtual function.
3831 (class Sized_relobj): Add defined_count_ field. Update
3833 (class Input_objects): Add cref_ field. Update constructor.
3834 Update declarations.
3835 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3837 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3839 (Sized_dynobj::do_get_global_symbol_counts): New function.
3840 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3841 defined_count_. Update declarations. Define Symbols typedef.
3842 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3843 parameter. Change all callers.
3844 (Symbol_table::add_from_dynobj): Add sympointers and defined
3845 parameters. Change all callers.
3846 * symtab.h (class Symbol_table): Update declarations.
3847 * Makefile.am (CCFILES): Add cref.cc.
3848 (HFILES): Add cref.h.
3849 * Makefile.in: Rebuild.
3851 2008-07-22 Simon Baldwin <simonb@google.com>
3853 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3854 to zero when writing undefined symbols.
3856 2008-07-22 Ian Lance Taylor <iant@google.com>
3858 * output.cc (Output_section::add_input_section): Don't try to
3859 merge empty merge sections.
3861 2008-07-21 Craig Silverstein <csilvers@google.com>
3863 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3864 Include symbol version in error message.
3866 2008-07-20 Chris Demetriou <cgd@google.com>
3868 * configure.ac (gold_cv_c_random_seed): New configured variable.
3869 (RANDOM_SEED_CFLAGS): New substituted variable.
3870 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3871 * configure: Rebuild.
3872 * Makefile.in: Likewise.
3873 * testsuite/Makefile.in: Likewise.
3875 2008-07-18 Ian Lance Taylor <iant@google.com>
3877 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3878 where we see NAME/NULL and NAME/VERSION as separate symbols.
3879 * testsuite/ver_test_main.cc (main): Call t4.
3880 (t4, t4_2a): Define.
3881 * testsuite/ver_test_2.cc (t4_2): Define.
3882 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3883 * testsuite/ver_test_4.cc (t4_2a): Define.
3884 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3885 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3887 2008-07-17 Ian Lance Taylor <iant@google.com>
3889 * dynobj.cc (Versions::add_def): If we give an error about a
3890 missing version, go ahead and create the version anyhow.
3892 2008-07-10 Ian Lance Taylor <iant@google.com>
3894 Handle output sections with more than 0x7fffffff bytes.
3895 * object.h (class Relobj): Change map_to_output_ to
3896 output_sections_, and just keep a section pointer. Change all
3897 uses. Move comdat group support to Sized_relobj.
3898 (Relobj::is_section_specially_mapped): Remove.
3899 (Relobj::output_section): Remove poff parameter. Change all
3901 (Relobj::output_section_offset): New function.
3902 (Relobj::set_section_offset): Rewrite.
3903 (Relobj::map_to_output): Remove.
3904 (Relobj::output_sections): New function.
3905 (Relobj::do_output_section_offset): New pure virtual function.
3906 (Relobj::do_set_section_offset): Likewise.
3907 (class Sized_relobj): Add section_offsets_ field. Add comdat
3908 group support from Relobj. Update declarations.
3909 (Sized_relobj::get_output_section_offset): New function.
3910 (Sized_relobj::do_output_section_offset): New function.
3911 (Sized_relobj::do_set_section_offset): New function.
3912 * object.cc (Relobj::output_section_address): Remove.
3913 (Sized_relobj::Sized_relobj): Initialize new fields.
3914 (Sized_relobj::include_section_group): Cast find_kept_object to
3916 (Sized_relobj::include_linkonce_section): Likewise.
3917 (Sized_relobj::do_layout): Use separate arrays for output section
3919 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3921 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3922 output_sections and section_offsets.
3923 (Sized_relobj::write_local_symbols): Likewise.
3924 (map_to_kept_section): Compute output address directly.
3925 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3926 output_sections and section_offsets.
3927 (Sized_relobj::write_sections): Likewise.
3928 (Sized_relobj::relocate_sections): Likewise.
3929 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3930 * output.h (class Output_reloc): Update declarations. Change
3931 u2_.relobj to Sized_relobj*.
3932 (class Output_data_reloc): Change add functions to use
3934 * output.cc (Output_reloc::Output_reloc): Change relobj to
3936 (Output_reloc::local_section_offset): Change return type to
3937 Elf_Addr. Use get_output_section_offset.
3938 (Output_reloc::get_address): Likewise.
3939 (Output_section::is_input_address_mapped): Don't call
3940 is_section_specially_mapped.
3941 (Output_section::output_offset): Likewise.
3942 (Output_section::output_address): Likewise.
3943 (Output_section::starting_output_address): Likewise.
3944 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3945 parameter to Sized_relobj*.
3946 (Copy_relocs::need_copy_reloc): Likewise.
3947 (Copy_relocs::save): Likewise.
3948 * copy-relocs.h (class Copy_relocs): Update declarations.
3949 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3950 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3951 * target-reloc.h (relocate_for_relocatable): Change
3952 offset_in_output_section type to Elf_Addr. Change code that uses
3954 * layout.cc (Layout::layout): Always set *off.
3955 * mapfile.cc (Mapfile::print_input_section): Use
3956 output_section_offset.
3957 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3959 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3960 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3961 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3963 2008-07-03 Ian Lance Taylor <iant@google.com>
3965 * layout.cc (Layout::include_section): Do not discard unrecognized
3966 SHT_STRTAB sections.
3968 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3970 * script.cc (Lex::can_continue_name): Make '?' allowable in
3971 version-script names.
3972 * testsuite/version_script.map: Change glob pattern to use '?'
3974 2008-06-30 Manish Singh <yosh@gimp.org>
3977 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3980 2008-06-30 Ian Lance Taylor <iant@google.com>
3984 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3985 versions]: Don't try to read the value in the contents, since we
3986 don't use it. Use the template endianness when writing.
3988 2008-06-25 Cary Coutant <ccoutant@google.com>
3990 * fileread.cc (File_read::make_view): Assert on zero-length view.
3991 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3992 symbol table when there are no symbols to read.
3994 2008-06-23 Craig Silverstein <csilvers@google.com>
3996 * version.cc (version_string): Bump to 1.7
3998 2008-06-18 Craig Silverstein <csilvers@google.com>
4000 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4001 constant 0xFFFF to type Valtype.
4002 (Powerpc_relocate_functions::rel16_ha): Likewise.
4004 2008-06-17 Ian Lance Taylor <iant@google.com>
4006 * output.h (Output_section::Input_section): Initialize p2align_ to
4007 zero for Output_section_data constructors.
4008 (Output_section::Input_section::addralign): If not an input
4009 section, return the alignment of the Output_section_data.
4010 * testsuite/copy_test.cc: New file.
4011 * testsuite/copy_test_1.cc: New file.
4012 * testsuite/copy_test_2.cc: New file.
4013 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4014 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4015 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4016 (copy_test_1_pic.o, copy_test_1.so): New targets.
4017 (copy_test_2_pic.o, copy_test_2.so): New targets.
4018 * testsuite/Makefile.in: Rebuild.
4020 * script-sections.cc (Script_sections::place_orphan): Initialize
4021 local variable exact.
4023 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4025 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4027 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4028 David S. Miller <davem@davemloft.net>
4030 * powerpc.cc: New file.
4031 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4032 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4033 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4034 * Makefile.in: Rebuild.
4036 2008-06-09 Ian Lance Taylor <iant@google.com>
4038 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4040 (throwing, orig_terminate): New static variables.
4041 (terminate_handler): New static function.
4042 (t2): Set terminate handler.
4044 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4047 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4050 2008-05-30 Cary Coutant <ccoutant@google.com>
4052 * archive.cc (Archive::include_all_members) Correct to step
4053 over symbol table and extended name table in thin archives.
4055 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4058 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4061 2008-05-28 Caleb Howe <cshowe@google.com>
4063 * reduced_debug_output.cc: New file.
4064 * reduced_debug_output.h: New file.
4065 * options.h (class General_options): Add --strip-debug-non-line.
4066 * options.cc (General_options::finalize): Add strip_debug_non_line
4067 to the strip heirarchy.
4068 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4070 * layout.cc: Include "reduced_debug_output.h".
4071 (Layout::Layout): Initialize new fields.
4072 (line_only_debug_sections): New static array.
4073 (is_lines_only_debug_sections): New static inline function.
4074 (Layout::include_section): Handle --strip-debug-non-line.
4075 (Layout::make_output_section): If --strip-debug-non-line, build
4076 new output sections for .debug_abbrev and .debug_info.
4077 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4078 gold. Warn about possible overflow.
4079 (read_signed_LEB_128): Likewise.
4080 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4081 (read_signed_LEB_128): Declare.
4082 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4083 (HFILES): Add reduced_debug_output.h.
4084 * Makefile.in: Rebuild.
4086 2008-05-21 Ian Lance Taylor <iant@google.com>
4088 * mapfile.cc: New file.
4089 * mapfile.h: New file.
4090 * options.h (class General_options): Add -M/--print-map and -Map.
4091 * options.cc (General_options::finalize): Make -M equivalent to
4093 * main.cc: Include <cstdio> and "mapfile.h".
4094 (main): Open mapfile if requested.
4095 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4096 constructor. Change caller.
4097 (queue_initial_tasks): Add mapfile parameter. Change caller.
4098 (queue_middle_tasks): Likewise.
4099 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4101 * archive.cc: Include "mapfile.h".
4102 (Archive::add_symbols): Add mapfile parameter. Change all
4103 callers. Pass mapfile, symbol, and reason to include_member.
4104 (Archive::include_all_members): Add mapfile parameter. Change all
4106 (Archive::include_member): Add mapfile, sym, and why parameters.
4107 Change all callers. Report inclusion to map file.
4108 * archive.h: Include "fileread.h".
4109 (class Archive): Update declarations.
4110 (Archive::file): New const method.
4111 (class Add_archive_symbols): Add mapfile_ field. Update
4112 constructor. Change all callers.
4113 * readsyms.h (class Read_symbols): Likewise.
4114 (class Finish_group): Likewise.
4115 (class Read_script): Likewise.
4116 * common.cc: Include "mapfile.h".
4117 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4119 (Symbol_table::do_allocate_commons): Likewise.
4120 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4121 symbol allocation to mapfile.
4122 * common.h (class Allocate_commons_task): Add mapfile_ field.
4123 Update constructor. Change all callers.
4124 * symtab.h (class Symbol_table): Update declarations.
4125 * layout.cc: Include "mapfile.h".
4126 (Layout_task_runner::run): Print information to mapfile.
4127 (Layout::create_gold_note): Change Output_data_fixed_space to
4128 Output_data_zero_fill.
4129 (Layout::create_build_id): Likewise.
4130 (Layout::print_to_mapfile): New function.
4131 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4132 constructor. Change caller.
4133 (class Layout): Declare print_to_mapfile.
4134 * output.cc (Output_section::Input_section::print_to_mapfile): New
4136 (Output_section::add_input_section): If producing a map, always
4137 add to input_sections_ list.
4138 (Output_section::do_print_to_mapfile): New function.
4139 (Output_segment::print_sections_to_mapfile): New function.
4140 (Output_segment::print_section_list_to_mapfile): New function.
4141 * output.h: Include "mapfile.h".
4142 (Output_data::print_to_mapfile): New function.
4143 (Output_data::do_print_to_mapfile): New virtual function.
4144 (Output_segment_headers::do_print_to_mapfile): New function.
4145 (Output_file_header::do_print_to_mapfile): New function.
4146 (Output_data_const::do_print_to_mapfile): New function.
4147 (class Output_data_const_buffer): Add map_name_ field. Update
4148 constructor. Change all callers. Add do_print_to_mapfile
4150 (class Output_data_fixed_space): Likewise.
4151 (class Output_data_space): Likewise.
4152 (class Output_data_zero_fill): New class.
4153 (Output_data_strtab::do_print_to_mapfile): New function.
4154 (Output_data_reloc_base::do_print_to_mapfile): New function.
4155 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4156 (Output_data_group::do_print_to_mapfile): New function.
4157 (Output_data_got::do_print_to_mapfile): New function.
4158 (Output_data_dynamic::do_print_to_mapfile): New function.
4159 (Output_symtab_xindex::do_print_to_mapfile): New function.
4160 (class Output_section): Declare do_print_to_mapflie. Declare
4161 print_to_mapfile in Input_section.
4162 (class Output_segment): Declare new functions.
4163 * object.h (Sized_relobj::symbol_count): New function.
4164 * script-sections.cc
4165 (Output_section_element_dot_assignment::set_section_addresses):
4166 Change Output_data_fixed_space to Output_data_zero_fill.
4167 (Output_data_expression::do_print_to_mapfile): New function.
4168 * script.cc (read_input_script): Add mapfile parameter. Change
4170 * script.h (read_input_script): Update declaration.
4171 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4172 (Eh_frame::do_print_to_mapfile): New function.
4173 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4174 (Output_merge_string::do_print_to_mapfile): New function.
4175 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4177 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4179 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4181 * Makefile.am (CCFILES): Add mapfile.cc.
4182 (HFILES): Add mapfile.h.
4183 * Makefile.in: Rebuild.
4185 2008-05-19 Ian Lance Taylor <iant@google.com>
4187 * options.h (class General_options): Add -z relro.
4188 * layout.cc (Layout::Layout): Initialize relro_segment_.
4189 (Layout::add_output_section_data): Return the output section.
4190 (Layout::make_output_section): Rcognize relro sections and mark
4192 (Layout::attach_allocated_section_to_segment): Put relro sections
4193 in a PT_GNU_RELRO segment.
4194 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4196 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4198 (Layout::linkonce_mapping): Map d.rel.ro.local to
4200 (Layout::output_section_name): Us .data.rel.ro.local for any
4201 section which begins with that.
4202 * layout.h (class Layout): Update add_output_section_data
4203 declaration. Add relro_segment_ field.
4204 * output.cc (Output_section::Output_section): Initialize is_relro_
4205 and is_relro_local_ fields.
4206 (Output_segment::add_output_section): Group relro sections.
4207 (Output_segment::is_first_section_relro): New function.
4208 (Output_segment::maximum_alignment): If there is a relro section,
4209 align the segment to the common page size.
4210 (Output_segment::set_section_addresses): Track whether we are
4211 looking at relro sections. If the last section is a relro
4212 section, align to the common page size.
4213 (Output_segment::set_section_list_addresses): Add in_relro
4214 parameter. Change all callers. Align to the page size when
4215 moving from relro to non-relro section.
4216 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4218 * output.h (class Output_section): Add is_relro_ and
4219 is_relro_local_ fields.
4220 (Output_section::is_relro): New function.
4221 (Output_section::set_is_relro): New function.
4222 (Output_section::is_relro_local): New function.
4223 (Output_section::set_is_relro_local): New function.
4224 (class Output_segment): Update declarations.
4225 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4226 * sparc.cc (Target_sparc::got_section): Likewise.
4227 * x86_64.cc (Target_x86_64::got_section): Likewise.
4228 * testsuite/relro_test_main.cc: New file.
4229 * testsuite/relro_test.cc: New file.
4230 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4231 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4232 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4233 (relro_test.so, relro_test_pic.o): New targets.
4234 * testsuite/Makefile.in: Rebuild.
4236 2008-05-16 Ian Lance Taylor <iant@google.com>
4238 * output.cc (Output_segment::add_output_section): Remove front
4240 * output.h (class Output_segment): Remove
4241 add_initial_output_section and overloaded add_output_section.
4242 Update declaration of remaining add_output_section.
4243 * layout.cc (Layout::create_interp): Call add_output_section
4244 rather than add_initial_output_section.
4245 (Layout::finish_dynamic_section): Likewise.
4247 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4248 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4249 know the dynamic type.
4250 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4251 field. Initialize it in constructor.
4252 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4253 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4254 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4257 * output.cc (Output_reloc::get_address): Change return type to
4259 * output.h (class Output_reloc): Update get_address declaration.
4260 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4261 for section addresses.
4263 2008-05-09 Ian Lance Taylor <iant@google.com>
4266 * gold.cc (gold_nomem): Use return value of write.
4268 2008-05-08 Ian Lance Taylor <iant@google.com>
4270 * symtab.c (Symbol::init_base_output_data): Add version
4271 parameter. Change all callers.
4272 (Symbol::init_base_output_segment): Likewise.
4273 (Symbol::init_base_constant): Likewise.
4274 (Symbol::init_base_undefined): Likewise.
4275 (Sized_symbol::init_output_data): Likewise.
4276 (Sized_symbol::init_output_segment): Likewise.
4277 (Sized_symbol::init_constant): Likewise.
4278 (Sized_symbol::init_undefined): Likewise.
4279 (Symbol_table::do_define_in_output_data): If the new symbol has a
4280 version, mark it as the default.
4281 (Symbol_table::do_define_in_output_segment): Likewise.
4282 (Symbol_table::do_define_as_constant): Likewise.
4283 * symtab.h (class Symbol): Update declarations.
4284 (class Sized_symbol): Likewise.
4285 * resolve.cc (Symbol::override_version): New function.
4286 (Symbol::override_base): Call override_version.
4287 (Symbol::override_base_with_special): Likewise.
4288 * testsuite/ver_script_8.script: New file.
4289 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4290 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4291 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4292 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4294 2008-05-06 Ian Lance Taylor <iant@google.com>
4297 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4299 (class General_options): Remove existing --undefined, and add
4300 --no-undefined instead. Add new --undefined as synonym for -u.
4301 * archive.cc (Archive::add_symbols): Check whether symbol was
4303 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4304 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4305 all uses. Add IS_UNDEFINED. Update declarations to split
4306 different versions of init_base. Declare init_base_undefined.
4307 (Symbol::is_defined): Handle IS_UNDEFINED.
4308 (Symbol::is_undefined): Likewise.
4309 (Symbol::is_weak_undefined): Call is_undefined.
4310 (Symbol::is_absolute): Handle IS_CONSTANT.
4311 (class Sized_symbol): Update declarations to split different
4312 versions of init. Declare init_undefined.
4313 (class Symbol_table): Declare new functions.
4314 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4316 (Symbol::init_base_output_data): Likewise.
4317 (Symbol::init_base_output_segment): Likewise.
4318 (Symbol::init_base_constant): Likewise.
4319 (Symbol::init_base_undefined): New function.
4320 (Sized_symbol::init_object): Rename from init. Change all
4322 (Sized_symbol::init_output_data): Likewise.
4323 (Sized_symbol::init_output_segment): Likewise.
4324 (Sized_symbol::init_constant): Likewise.
4325 (Sized_symbol::init_undefined): New function.
4326 (Symbol_table::add_undefined_symbols_from_command_line): New
4328 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4330 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4331 (Symbol::output_section): Likewise.
4332 (Symbol::set_output_section): Likewise.
4333 (Symbol_table::sized_finalize_symbol): Likewise.
4334 (Symbol_table::sized_write_globals): Likewise.
4335 * resolve.cc (Symbol_table::should_override): Likewise.
4336 (Symbol::override_base_with_special): Likewise.
4338 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4339 symbol, change it to have default visibility.
4340 * testsuite/protected_1.cc: New file.
4341 * testsuite/protected_2.cc: New file.
4342 * testsuite/protected_3.cc: New file.
4343 * testsuite/protected_main_1.cc: New file.
4344 * testsuite/protected_main_2.cc: New file.
4345 * testsuite/protected_main_3.cc: New file.
4346 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4347 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4348 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4349 (protected_1.so): New target.
4350 (protected_1_pic.o, protected_2_pic.o): New targets.
4351 (protected_3_pic.o): New target.
4352 (check_PROGRAMS): Add protected_2.
4353 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4354 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4355 * testsuite/Makefile.in: Rebuild.
4357 * options.h (DEFINE_var): Add set_user_set_##varname__.
4358 (DEFINE_bool_alias): New macro.
4359 (class General_options): Define -Bstatic using DEFINE_bool_alias
4360 rather than DEFINE_special. Add --undefined as an alias for -z
4362 * options.cc (General_options::parse_Bstatic): Remove.
4364 * options.h (class General_options): Add --fatal-warnings.
4365 * main.cc (main): Implement --fatal-warnings.
4366 * errors.h (Errors::warning_count): New function.
4368 * options.h (class General_options): Add -Bsymbolic-functions.
4369 * symtab.h (Symbol::is_preemptible): Check for
4370 -Bsymbolic-functions.
4372 2008-05-05 Ian Lance Taylor <iant@google.com>
4374 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4375 as noVARNAME rather than no-VARNAME.
4376 (class General_options): Add option -z combreloc.
4377 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4379 (Output_reloc::sort_before) [SHT_REL]: New function.
4380 (Output_reloc::sort_before) [SHT_RELA]: New function.
4381 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4382 Sort_relocs_comparison.
4383 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4384 parameter. Change all callers.
4385 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4386 sort_relocs parameter. Change all callers.
4387 * output.cc (Output_reloc::get_address): New function, broken out
4389 (Output_reloc::write_rel): Call it.
4390 (Output_reloc::compare): New function.
4391 (Output_data_reloc_base::do_write): Optionally sort relocs.
4393 * configure.ac: If targ_extra_obj is set, link it in.
4394 * configure.tgt: Initialize all variables.
4395 (x86_64*): Set targ_extra_obj and targ_extra_size.
4396 * configure: Rebuild.
4398 * object.cc (Sized_relobj::include_section_group): Adjust section
4399 indexes read from group data. Build vector to pass to
4401 * layout.cc (Layout::layout_group): Add flags and shndxes
4402 parameters. Remove contents parameter. Change caller. Update
4403 explicit instantiations.
4404 * layout.h (class Layout): Update layout_group declaration.
4405 * output.cc (Output_data_group::Output_data_group): Add flags and
4406 input_shndxes parameters. Remove contents parameter. Change
4408 (Output_data_group::do_write): Change input_sections_ to
4410 * output.h (class Output_data_group): Update constructor
4411 declaration. Rename input_sections_ to input_shndxes_.
4412 * testsuite/many_sections_test.cc: Add template.
4414 2008-04-30 Cary Coutant <ccoutant@google.com>
4416 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4418 * layout.cc (Layout::include_section): Refactored check for debug
4420 (Layout::add_comdat): Add new parameters. Change type
4421 of signature parameter. Add object and shndx to signatures table.
4422 (Layout::find_kept_object): New function.
4423 * layout.h: Include <cstring>.
4424 (Layout::is_debug_info_section): New function.
4425 (Layout::add_comdat): Add new parameters.
4426 (Layout::find_kept_object): New function.
4427 (Layout::Kept_section): New struct.
4428 (Layout::Signatures): Change type of map range.
4429 * object.cc (Relobj::output_section_address): New function.
4430 (Sized_relobj::include_section_group): Add new parameters. Change
4431 calls to Layout::add_comdat. Change to build table of kept comdat
4432 groups and table mapping discarded sections to kept sections.
4433 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4434 (Sized_relobj::do_layout): Change calls to include_section_group and
4435 include_linkonce_section.
4436 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4437 value to zero when section is discarded.
4438 (Sized_relobj::map_to_kept_section): New function.
4439 * object.h (Relobj::output_section_address): New function.
4440 (Relobj::Comdat_group): New type.
4441 (Relobj::find_comdat_group): New function.
4442 (Relobj::Comdat_group_table): New type.
4443 (Relobj::Kept_comdat_section): New type.
4444 (Relobj::Kept_comdat_section_table): New type.
4445 (Relobj::add_comdat_group): New function.
4446 (Relobj::set_kept_comdat_section): New function.
4447 (Relobj::get_kept_comdat_section): New function.
4448 (Relobj::comdat_groups_): New field.
4449 (Relobj::kept_comdat_sections_): New field.
4450 (Symbol_value::input_value): Update comment.
4451 (Sized_relobj::map_to_kept_section) New function.
4452 (Sized_relobj::include_linkonce_section): Add new parameter.
4453 * target-reloc.h (Comdat_behavior): New type.
4454 (get_comdat_behavior): New function.
4455 (relocate_section): Add code to map a discarded section to the
4456 corresponding kept section when applying a relocation.
4458 2008-04-30 Craig Silverstein <csilvers@google.com>
4460 * dwarf_reader.cc (next_generation_count): New static var.
4461 (Addr2line_cache_entry): New struct.
4462 (addr2line_cache): New static var.
4463 (Dwarf_line_info::one_addr2line): Added caching.
4464 (Dwarf_line_info::clear_addr2line_cache): New function.
4465 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4466 cache-size parameter.
4467 (Dwarf_line_info::one_addr2line_cache): New function.
4468 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4469 new cache-size argument to one_addr2line(), and clear cache.
4471 2008-04-28 Cary Coutant <ccoutant@google.com>
4473 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4474 R_386_PC8 relocations.
4476 2008-04-23 Ian Lance Taylor <iant@google.com>
4478 * object.cc (Sized_relobj::include_section_group): Check for
4479 invalid section group.
4481 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4484 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4485 than read for file header.
4486 * archive.cc (Archive::include_member): Likewise.
4488 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4490 * aclocal.m4: Regenerate.
4491 * configure: Regenerate.
4493 2008-04-19 Ian Lance Taylor <iant@google.com>
4495 * version.cc (version_string): Bump to 1.6.
4497 * testsuite/Makefile.am (many_sections_r_test): New target.
4498 (many_sections_r_test_SOURCES): Remove.
4499 (many_sections_r_test_DEPENDENCIES): Remove.
4500 (many_sections_r_test_LDFLAGS): Remove.
4501 (many_sections_r_test_LDADD): Remove.
4503 * object.cc (Sized_relobj::do_add_symbols): Always pass
4504 local_symbol_count_ to add_from_relobj.
4506 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4507 every thousand variables.
4508 * testsuite/Makefile.in: Rebuild.
4510 * object.cc (Xindex::initialize_symtab_xindex): New function.
4511 (Xindex::read_symtab_xindex): New function.
4512 (Xindex::sym_xindex_to_shndx): New function.
4513 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4515 (Sized_relobj::do_initialize_xindex): New function.
4516 (Sized_relobj::do_read_symbols): Adjust section links.
4517 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4518 parameter. Change all callers.
4519 (Sized_relobj::include_section_group): Adjust section links and
4520 symbol section indexes.
4521 (Sized_relobj::do_layout): Adjust section links.
4522 (Sized_relobj::do_count_local_symbols): Adjust section links and
4523 symbol section indexes.
4524 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4525 ordinary and special symbols.
4526 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4527 dynsym_xindex parameters. Change all callers. Adjust section
4528 links. Use SHN_XINDEX when needed.
4529 (Sized_relobj::get_symbol_location_info): Adjust section links.
4530 Don't get fooled by special symbols.
4531 * object.h (class Xindex): Define.
4532 (class Object): Add xindex_ parameter. Declare virtual functoin
4533 do_initialize_xindex.
4534 (Object::adjust_sym_shndx): New function.
4535 (Object::set_xindex): New protected function.
4536 (class Symbol_value): Add is_ordinary_shndx_ field.
4537 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4538 (Symbol_value::value): Assert ordinary section.
4539 (Symbol_value::initialize_input_to_output_map): Likewise.
4540 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4542 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4544 (class Sized_relobj): Update declarations.
4545 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4546 parameter. Change all callers.
4547 (Sized_relobj::adjust_shndx): New function.
4548 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4550 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4551 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4552 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4553 (Sized_dynobj::read_dynsym_section): Adjust section links.
4554 (Sized_dynobj::read_dynamic): Likewise.
4555 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4557 (Sized_dynobj::do_initialize_xindex): New function.
4558 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4559 do_initialize_xindex.
4560 (Sized_dynobj::adjust_shndx): New function.
4561 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4562 dynsym_xindex_ fields.
4563 (Layout::finalize): Add a call to set_section_indexes before
4564 creating the symtab sections.
4565 (Layout::set_section_indexes): Don't do anything if the section
4566 already has a section index.
4567 (Layout::create_symtab_sections): Add shnum parameter. Change
4568 caller. Create .symtab_shndx section if needed.
4569 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4571 (Layout::allocated_output_section_count): New function.
4572 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4574 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4575 fields. Update declarations.
4576 (Layout::symtab_xindex): New function.
4577 (Layout::dynsym_xindex): New function.
4578 (class Write_symbols_task): Add layout_ field.
4579 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4581 * output.cc (Output_section_headers::Output_section_headers): Add
4582 shstrtab_section parameter. Change all callers.
4583 (Output_section_headers::do_sized_write): Store overflow values
4584 for section count and section string table section index in
4585 section header zero.
4586 (Output_file_header::do_sized_write): Check for overflow of
4587 section count and section string table section index.
4588 (Output_symtab_xindex::do_write): New function.
4589 (Output_symtab_xindex::endian_do_write): New function.
4590 * output.h (class Output_section_headers): Add shstrtab_section_.
4591 Update declarations.
4592 (class Output_symtab_xindex): Define.
4593 (Output_section::has_out_shndx): New function.
4594 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4596 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4598 (Sized_symbol::init): Likewise.
4599 (Symbol::output_section): Check for ordinary symbol.
4600 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4601 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4603 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4604 Change all callers. Simplify handling of symbols from sections
4605 not included in the link.
4606 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4608 (Weak_alias_sorter::operator()): Assert that symbols are
4610 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4612 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4613 parameters. Change all callers.
4614 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4615 symbol distinction. Use SHN_XINDEX when needed.
4616 (Symbol_table::write_section_symbol): Add symtab_xindex
4617 parameter. Change all callers.
4618 (Symbol_table::sized_write_section_symbol): Likewise. Use
4619 SHN_XINDEX when needed.
4620 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4622 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4623 (Symbol::is_defined): Check is_ordinary.
4624 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4625 (Symbol::is_absolute, Symbol::is_common): Likewise.
4626 (class Sized_symbol): Update declarations.
4627 (class Symbol_table): Update declarations.
4628 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4629 parameters. Change all callers.
4630 (Sized_symbol::override): Likewise.
4631 (Symbol_table::override): Likewise.
4632 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4633 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4634 is_ordinary, and orig_st_shndx parameters. Change all callers.
4635 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4636 to be in an ordinary section.
4637 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4638 object and is_ordinary parameters. Change all callers.
4639 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4640 Change all callers. Don't add undefined or non-ordinary symbols
4642 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4644 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4646 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4647 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4648 (Sized_relobj::relocate_sections): Likewise.
4649 * target-reloc.h (scan_relocs): Adjust section symbol index.
4650 (scan_relocatable_relocs): Likewise.
4651 * i386.cc (Scan::local): Check for ordinary symbols.
4652 * sparc.cc (Scan::local): Likewise.
4653 * x86_64.cc (Scan::local): Likewise.
4654 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4655 to symbol_section_and_value.
4656 * testsuite/many_sections_test.cc: New file.
4657 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4658 (check_PROGRAMS): Add many_sections_test.
4659 (many_sections_test_SOURCES): Define.
4660 (many_sections_test_DEPENDENCIES): Define.
4661 (many_sections_test_LDFLAGS): Define.
4662 (BUILT_SOURCES): Add many_sections_define.h.
4663 (many_sections_define.h): New target.
4664 (BUILT_SOURCES): Add many_sections_check.h.
4665 (many_sections_check.h): New target.
4666 (check_PROGRAMS): Add many_sections_r_test.
4667 (many_sections_r_test_SOURCES): Define.
4668 (many_sections_r_test_DEPENDENCIES): Define.
4669 (many_sections_r_test_LDFLAGS): Define.
4670 (many_sections_r_test_LDADD): Define.
4671 (many_sections_r_test.o): New target.
4672 * testsuite/Makefile.in: Rebuild.
4674 2008-04-17 Cary Coutant <ccoutant@google.com>
4676 * errors.cc (Errors::info): New function.
4677 (gold_info): New function.
4678 * errors.h (Errors::info): New function.
4679 * gold.h (gold_info): New function.
4680 * object.cc (Input_objects::add_object): Print trace output.
4681 * options.cc (options::parse_set): New function.
4682 (General_options::parse_wrap): Deleted.
4683 (General_options::General_options): Deleted initializer.
4684 * options.h (options::String_set): New typedef.
4685 (options::parse_set): New function.
4686 (DEFINE_set): New macro.
4687 (General_options::wrap): Changed to use DEFINE_set. Changed
4688 callers of any_wrap_symbols and is_wrap_symbol.
4689 (General_options::trace, General_options::trace_symbol):
4691 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4692 (General_options::wrap_symbols_): Deleted.
4693 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4695 2008-04-17 David S. Miller <davem@davemloft.net>
4697 * options.cc (General_options::parse_V): New function.
4698 * options.h: Add entries for -V and -Qy.
4700 2008-04-17 Ian Lance Taylor <iant@google.com>
4702 * common.cc (Symbol_table::allocate_commons): Remove options
4703 parameter. Change caller.
4704 (Symbol_table::do_allocate_commons): Remove options parameter.
4705 Change caller. Just call do_allocate_commons_list twice.
4706 (Symbol_table::do_allocate_commons_list): New function, broken out
4707 of do_allocate_commons.
4708 * common.h (class Allocate_commons_task): Remove options_ field.
4710 * symtab.cc (Symbol_table::Symbol_table): Initialize
4712 (Symbol_table::add_from_object): Put TLS common symbols on
4714 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4715 which are IN_OUTPUT_DATA.
4716 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4717 allocate_commons and do_allocate_commons declarations. Declare
4718 do_allocate_commons_list.
4719 * gold.cc (queue_middle_tasks): Update creation of
4720 Allocate_commons_task to not pass options.
4721 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4722 (TLS_TEST_C_FLAGS): New variable.
4723 (tls_test_c_pic.o): New target.
4724 (tls_test_shared.so): Link in tls_test_c_pic.o.
4725 (tls_test_c_pic_ie.o): New target.
4726 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4727 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4728 (tls_test_c.o): New target.
4729 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4730 (tls_pic_test_LDADD): Likewise.
4731 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4732 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4733 (tls_test_c_gnu2.o): New target.
4734 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4736 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4737 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4738 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4739 * testsuite/tls_test.cc: Include "config.h".
4740 (t_last): Call t11_last.
4741 * testsuite/tls_test.h (t11, t11_last): Declare.
4742 * testsuite/tls_test_c.c: New file.
4743 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4744 * configure.ac: Check for OpenMP support.
4745 * configure, config.in, Makefile.in: Rebuild.
4746 * testsuite/Makefile.in: Rebuild.
4748 2008-04-16 Cary Coutant <ccoutant@google.com>
4750 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4751 (Target_i386::tls_base_symbol_defined_): New field.
4752 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4753 (Target_i386::Scan::global): Likewise.
4754 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4755 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4756 (Target_x86_64::tls_base_symbol_defined_): New field.
4757 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4758 (Target_x86_64::Scan::global): Likewise.
4760 2008-04-16 Cary Coutant <ccoutant@google.com>
4762 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4763 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4764 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4765 building shared libraries.
4766 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4767 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4768 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4769 * testsuite/Makefile.in: Rebuild.
4770 * testsuite/weak_undef.h: New file.
4771 * testsuite/weak_undef_file1.cc: Add extra test cases.
4772 * testsuite/weak_undef_file2.cc: Likewise.
4773 * testsuite/weak_undef_test.cc: Likewise.
4775 2008-04-16 David S. Miller <davem@davemloft.net>
4777 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4778 Add issued_non_pic_error_ field. Declare check_non_pic.
4779 (Target_sparc::Scan::check_non_pic): New function.
4780 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4781 (Target_sparc::Scan::global): Likewise.
4783 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4784 * configure: Rebuild.
4786 * options.h (DEFINE_enable): New macro.
4787 (new_dtags): New enable option.
4788 (initfirst, interpose, loadfltr, nodefaultlib,
4789 nodelete, nodlopen, nodump): New -z options.
4790 * layout.cc (Layout:finish_dynamic_section): If new
4791 dtags enabled, emit DT_RUNPATH. Also, emit a
4792 DT_FLAGS_1 containing any specified -z flags.
4794 2008-04-16 Ian Lance Taylor <iant@google.com>
4796 * copy-relocs.cc: New file.
4797 * copy-relocs.h: New file.
4798 * reloc.cc: Remove Copy_relocs code.
4799 * reloc.h: Likewise.
4800 * reloc-types.h (struct Reloc_types) [both versions]: Add
4801 get_reloc_addend_noerror.
4802 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4803 variants of add_global which take an addend which must be zero.
4804 * i386.cc: Include "copy-relocs.h".
4805 (class Target_i386): Change type of copy_relocs_ to variable,
4807 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4809 (Target_i386::do_finalize_sections): Change handling of
4811 * sparc.cc: Include "copy-relocs.h".
4812 (class Target_sparc): Change type of copy_relocs_ to variable,
4814 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4816 (Target_sparc::do_finalize_sections): Change handling of
4818 * x86_64.cc: Include "copy-relocs.h".
4819 (class Target_x86_64): Change type of copy_relocs_ to variable,
4821 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4822 class. Change all callers.
4823 (Target_x86_64::do_finalize_sections): Change handling of
4825 * Makefile.am (CCFILES): Add copy-relocs.cc.
4826 (HFILES): Add copy-relocs.h.
4828 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4830 * testsuite/script_test_4.sh: Permit leading zeroes.
4832 2008-04-15 Ian Lance Taylor <iant@google.com>
4834 * script-sections.cc (Script_sections::create_segments): Use
4835 header_size_adjustment even when there is enough room for the
4837 * testsuite/script_test_4.sh: New file.
4838 * testsuite/script_test_4.t: New file.
4839 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4840 (check_DATA): Add script_test_4.stdout.
4841 (MOSTLYCLEANFILES): Likewise.
4842 (script_test_4): New target.
4843 (script_test_4.stdout): New target.
4844 * testsuite/Makefile.in: Rebuild.
4846 * sparc.cc: Add definitions for Output_data_plt_sparc class
4849 2008-04-14 David S. Miller <davem@davemloft.net>
4851 * sparc.cc: New file.
4852 * Makefile.am (TARGETSOURCES): Add sparc.cc
4853 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4854 * configure.tgt: Document targ_extra_size and
4855 targ_extra_big_endian. Add entries for sparc-* and
4857 * configure.ac: Handle targ_extra_size and
4858 targ_extra_big_endian.
4859 * Makefile.in: Rebuild.
4860 * configure: Likewise.
4861 * po/POTFILES.in: Likewise.
4862 * po/gold.pot: Likewise.
4864 2008-04-14 Ian Lance Taylor <iant@google.com>
4866 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4867 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4868 in the name/type/flags to section mapping. Don't call
4869 allocate_output_section.
4870 (Layout::choose_output_section): Change parameter from adjust_name
4871 to is_input_section. Don't permit input sections after sections
4872 are attached to segments. Don't call allocate_output_section.
4873 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4874 not write_enable_output_section.
4875 (Layout::make_output_section): Don't push to
4876 unattached_section_list_ nor call attach_to_segment. Call
4877 attach_section_to_segment if sections are attached.
4878 (Layout::attach_sections_to_segments): New function.
4879 (Layout::attach_section_to_segment): New function.
4880 (Layout::attach_allocated_section_to_segment): Rename from
4881 attach_to_segment. Remove flags parameter.
4882 (Layout::allocate_output_section): Remove function.
4883 (Layout::write_enable_output_section): Remove function.
4884 * layout.h (class Layout): Update for above changes. Add new
4885 field sections_are_attached_.
4886 * output.h (Output_section::update_flags_for_input_section): New
4888 * output.cc (Output_section::add_input_section): Call
4889 update_flags_for_input_section.
4890 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4892 2008-04-11 Cary Coutant <ccoutant@google.com>
4894 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4895 thought unnecessary.
4896 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4898 2008-04-11 Ian Lance Taylor <iant@google.com>
4900 * output.h (class Output_section_data): Remove inline definition
4902 * output.cc (Output_section_data::set_addralign): New function.
4904 2008-04-11 Cary Coutant <ccoutant@google.com>
4906 Add support for TLS descriptors for i386 and x86_64.
4907 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4908 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4909 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4911 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4912 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4913 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4915 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4916 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4917 Fix problem with initial-exec relocations.
4918 (Target_i386::Relocate::relocate_tls): Likewise.
4919 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4921 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4922 support for section-plus-offset dynamic table entries.
4923 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4924 (Output_data_dynamic::Dynamic_entry): Add support for
4925 section-plus-offset dynamic table entries.
4926 (Output_data_dynamic::Classification): Likewise.
4927 (Output_data_dynamic::classification_): Renamed offset_.
4928 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4929 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4930 (Target_x86_64::make_plt_section): New function.
4931 (Target_x86_64::reserve_tlsdesc_entries): New function.
4932 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4933 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4934 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4935 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4936 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4937 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4938 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4939 add extra PLT entry for TLS descriptors.
4940 (Output_data_plt_x86_64::got_): New field.
4941 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4942 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4944 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4946 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4947 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4948 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4949 R_386_TLS_DESC_CALL relocations.
4950 (Target_x86_64::Scan::global): Likewise.
4951 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4952 for TLS descriptors.
4953 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4954 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4955 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4956 GD-to-IE relaxation.
4957 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4958 and TLS_DESCRIPTORS.
4959 * Makefile.in: Rebuild.
4960 * configure: Rebuild.
4961 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4962 (tls_test_shared2.so): New target.
4963 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4964 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4965 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4966 (tls_shared_gd_to_ie_test_LDADD): New variable.
4967 (tls_shared_gnu2_gd_to_ie_test): New target.
4968 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4970 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4971 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4972 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4973 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4974 (tls_shared_gnu2_test): New target.
4975 (tls_test_gnu2_shared.so): New target.
4976 (tls_shared_gnu2_test_SOURCES): New variable.
4977 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4978 (tls_shared_gnu2_test_LDFLAGS): New variable.
4979 (tls_shared_gnu2_test_LDADD): New variable.
4980 * testsuite/Makefile.in: Rebuild.
4981 * testsuite/Makefile.
4983 2008-04-11 Ian Lance Taylor <iant@google.com>
4985 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4987 * testsuite/Makefile.in: Rebuild.
4989 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4991 * testsuite/script_test_2.cc (main): Adjust test.
4993 2008-04-11 David S. Miller <davem@davemloft.net>
4994 Ian Lance Taylor <iant@google.com>
4996 * options.h (General_options): Add entries for '-Y' and
4998 * options.cc (General_options:finalize): If -Y was used, add those
4999 entries to the library path instead of the default "/lib" and
5002 2008-04-11 David S. Miller <davem@davemloft.net>
5004 * testsuite/justsyms.t: Start at 0x100.
5005 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5006 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5008 * testsuite/script_test_2.cc: Adjust string and section length
5011 2008-04-09 Ian Lance Taylor <iant@google.com>
5014 * script-sections.cc (Sections_element::allocate_to_segment): Add
5016 (Output_section_definition::allocate_to_segment): Likewise.
5017 (Orphan_output_section::allocate_to_segment): Likewise.
5018 (Script_sections::attach_sections_using_phdrs_clause): Don't
5019 propagate non-PT_LOAD segments to orphan sections.
5020 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5021 readelf rather than objdump.
5022 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5023 .interp section and PT_INTERP segment are the same size.
5024 * testsuite/Makefile.in: Rebuild.
5026 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5027 aliases for symbols defined in the same object.
5028 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5029 (weak_alias_test_SOURCES): New variable.
5030 (weak_alias_test_DEPENDENCIES): New variable.
5031 (weak_alias_test_LDFLAGS): New variable.
5032 (weak_alias_test_LDADD): New variable.
5033 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5034 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5035 (weak_alias_test_3.o): New target.
5036 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5037 * testsuite/weak_alias_test_main.cc: New file.
5038 * testsuite/weak_alias_test_1.cc: New file.
5039 * testsuite/weak_alias_test_2.cc: New file.
5040 * testsuite/weak_alias_test_3.cc: New file.
5042 2008-04-08 Ian Lance Taylor <iant@google.com>
5044 * options.h (class General_options): Add --noinhibit-exec option.
5045 * main.cc (main): Check --noinhibit-exec.
5047 * options.h (class General_options): Define --wrap as a special
5048 option. Add wrap_symbols_ field.
5049 (General_options::any_wrap_symbols): New function.
5050 (General_options::is_wrap_symbol): New function.
5051 * options.cc (General_options::parse_wrap): New function.
5052 (General_options::General_options): Initialize wrap_symbols_.
5053 * symtab.cc (Symbol_table::wrap_symbol): New function.
5054 (Symbol_table::add_from_object): Handle --wrap.
5055 * symtab.h (class Symbol_table): Declare wrap_symbol.
5056 * target.h (Target::wrap_char): New function.
5057 (Target::Target_info): Add wrap_char field.
5058 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5059 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5060 * testsuite/testfile.cc (Target_test::test_target_info):
5063 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5066 * layout.h (class Layout): Add added_eh_frame_data_ field.
5067 * layout.cc (Layout::Layout): Initialize new field.
5068 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5069 output section until we find a section we merged successfully.
5070 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5071 that the size be non-zero.
5073 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5076 2008-04-08 Craig Silverstein <csilvers@google.com>
5078 * configure.ac: Export new conditional variable HAVE_ZLIB.
5079 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5081 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5082 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5084 2008-04-07 Ian Lance Taylor <iant@google.com>
5086 * version.cc (version_string): Set to "1.5".
5088 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5089 Add issued_non_pic_error_ field. Declare check_non_pic.
5090 (Target_x86_64::Scan::check_non_pic): New function.
5091 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5092 (Target_x86_64::Scan::global): Likewise.
5094 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5095 addend parameter. Change caller. Handle merge sections.
5096 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5097 Address to Addend. Don't add in the result of
5098 local_section_offset, pass down the addend and use the returned
5100 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5101 Update declarations of local_section_offset and symbol_value.
5102 * testsuite/two_file_test_1.cc (t18): New function.
5103 * testsuite/two_file_test_2.cc (f18): New function.
5104 * testsuite/two_file_test_main.cc (main): Call t18.
5105 * testsuite/two_file_test.h (t18, f18): Declare.
5107 * configure.ac: Don't test for objdump, c++filt, or readelf.
5108 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5110 (TEST_READELF): New variable.
5111 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5112 (check_PROGRAMS): Add two_file_strip_test.
5113 (two_file_strip_test): New target.
5114 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5115 (two_file_same_shared_strip_test_SOURCES): New variable.
5116 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5117 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5118 (two_file_same_shared_strip_test_LDADD): New variable.
5119 (two_file_shared_strip.so): New target.
5120 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5121 (ver_test_5.syms, ver_test_7.syms): Likewise.
5122 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5123 (strip_test_3.stdout): Use TEST_OBJDUMP.
5124 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5126 2008-04-04 Cary Coutant <ccoutant@google.com>
5128 * symtab.h (Symbol::is_weak_undefined): New function.
5129 (Symbol::is_strong_undefined): New function.
5130 (Symbol::is_absolute): New function.
5131 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5132 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5134 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5135 (weak_undef_test): New target.
5136 * testsuite/Makefile.in: Rebuild.
5137 * testsuite/weak_undef_file1.cc: New file.
5138 * testsuite/weak_undef_file2.cc: New file.
5139 * testsuite/weak_undef_test.cc: New file.
5141 2008-04-03 Craig Silverstein <csilvers@google.com>
5143 * compressed_output.h (class Output_compressed_section): Use
5145 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5147 (zlib_compressed_suffix): Removed.
5148 (Output_compressed_section::set_final_data_size): Use unsigned
5150 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5151 Fix linker invocation.
5152 (flagstest_o_specialfile_and_compress_debug_sections):
5154 * testsuite/Makefile.in: Regenerated.
5156 2008-04-02 David S. Miller <davem@davemloft.net>
5158 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5159 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5161 2008-04-02 Craig Silverstein <csilvers@google.com>
5165 2008-04-02 Ian Lance Taylor <iant@google.com>
5167 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5168 parameters. Update for new key type to views_. Change all
5170 (File_read::read): Adjust for byteshift in returned view.
5171 (File_read::add_view): New function, broken out of
5173 (File_read::make_view): New function, broken out of
5175 (File_read::find_or_make_view): Add offset and aligned
5176 parameters. Rewrite accordingly. Change all callers.
5177 (File_read::get_view): Add offset and aligned parameters. Adjust
5178 for byteshift in return value.
5179 (File_read::get_lasting_view): Likewise.
5180 * fileread.h (class File_read): Update declarations.
5181 (class File_read::View): Add byteshift_ field. Add byteshift to
5182 constructor. Add byteshift method.
5183 * archive.h (Archive::clear_uncached_views): New function.
5184 (Archive::get_view): Add aligned parameter. Change all callers.
5185 * object.h (Object::get_view): Add aligned parameter. Change all
5187 (Object::get_lasting_view): Likewise.
5189 * fileread.cc (File_read::release): Don't call clear_views if
5190 there are multiple objects.
5191 * fileread.h (File_read::clear_uncached_views): New function.
5192 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5195 2008-03-31 Cary Coutant <ccoutant@google.com>
5197 Add thin archive support.
5198 * archive.cc (Archive::armagt): New const.
5199 (Archive::setup): Remove task parameter and calls to unlock.
5200 (Archive::unlock_nested_archives): New function.
5201 (Archive::read_header): Add nested_off parameter. Change
5203 (Archive::interpret_header): Likewise.
5204 (Archive::include_all_members): Change to handle thin
5206 (Archive::include_member): Likewise.
5207 * archive.h (Archive::Archive): Add new parameters and
5209 (Archive::armagt): New const.
5210 (Archive::setup): Remove task parameter.
5211 (Archive::unlock_nested_archives): New function.
5212 (Archive::read_header): Add nested_off parameter.
5213 (Archive::interpret_header): Likewise.
5214 (Archive::Nested_archive_table): New typedef.
5215 (Archive::is_thin_archive_): New field.
5216 (Archive::nested_archives_): New field.
5217 (Archive::options_): New field.
5218 (Archive::dirpath_): New field.
5219 (Archive::task_): New field.
5220 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5221 for thin archives. Pass additional parameters to
5222 Archive::Archive. Unlock the archive file after calling
5225 2008-03-29 Ian Lance Taylor <iant@google.com>
5227 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5228 version symbol to be local.
5229 * testsuite/ver_test_4.sh: New file.
5230 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5231 (check_DATA): Add ver_test_4.syms.
5232 (ver_test_4.syms): New target.
5233 * testsuite/Makefile.in: Rebuild.
5236 (Output_section::Input_section_sort_entry::has_priority): New
5238 (Output_section::Input_section_sort_entry::match_file_name): New
5240 (Output_section::Input_section_sort_entry::match_section_name):
5242 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5244 (Output_section::Input_section_sort_entry::match_section_file):
5246 (Output_section::Input_section_sort_compare::operator()): Rewrite
5247 using new Input_section_sort_entry functions. Sort crtbegin and
5248 crtend first. Sort sections with no priority before sections with
5250 * testsuite/initpri1.c (d3): Check j != 4.
5251 (cd5): New constructor/destructor function.
5252 (main): Check j != 2.
5254 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5255 new symbol when resolving, don't call set_is_default.
5256 * testsuite/ver_test_7.cc: New file.
5257 * testsuite/ver_test_7.sh: New file.
5258 * testsuite/Makefile.am (ver_test_7.so): New target.
5259 (ver_test_7.o): New target.
5260 (check_SCRIPTS): Add ver_test_7.sh.
5261 (check_DATA): Add ver_test_7.syms.
5262 (ver_test_7.syms): New target.
5264 2008-03-28 Ian Lance Taylor <iant@google.com>
5266 * layout.cc (Layout::layout): If we see an input section with a
5267 name that needs sorting, set the must_sort flag for the output
5269 (Layout::make_output_section): If the name of the output section
5270 indicates that it might require sorting, set the may_sort flag.
5271 * output.h (Output_section::may_sort_attached_input_sections): New
5273 (Output_section::set_may_sort_attached_input_sections): New
5275 (Output_section::must_sort_attached_input_sections): New
5277 (Output_section::set_must_sort_attached_input_sections): New
5279 (class Output_section): Declare Input_section_sort_entry. Define
5280 Input_section_sort_compare. Declare
5281 sort_attached_input_sections. Add new fields:
5282 may_sort_attached_input_sections_,
5283 must_sort_attached_input_sections_,
5284 attached_input_sections_are_sorted_.
5285 * output.cc (Output_section::Output_section): Initialize new
5287 (Output_section::add_input_section): Add an entry to
5288 input_sections_ if may_sort or must_sort are true.
5289 (Output_section::set_final_data_size): Call
5290 sort_attached_input_sections if necessary.
5291 (Output_section::Input_section_sort_entry): Define new class.
5292 (Output_section::Input_section_sort_compare::operator()): New
5294 (Output_section::sort_attached_input_sections): New function.
5295 * configure.ac: Check whether the compiler supports constructor
5296 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5297 * testsuite/initpri1.c: New file.
5298 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5299 CONSTRUCTOR_PRIORITY.
5300 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5301 (initpri1_LDFLAGS): New variable.
5302 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5304 2008-03-27 Ian Lance Taylor <iant@google.com>
5306 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5307 * testsuite/common_test_1.c: New file.
5308 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5309 (common_test_1_SOURCES): New variable.
5310 (common_test_1_DEPENDENCIES): New variable.
5311 (common_test_1_LDFLAGS): New variable.
5313 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5314 and commons_ correctly when NAME/VERSION does not override
5316 * testsuite/ver_test_6.c: New file.
5317 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5318 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5319 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5321 2008-03-26 Ian Lance Taylor <iant@google.com>
5323 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5324 of an undefined symbol from a version script.
5325 * testsuite/Makefile.am (ver_test_5.so): New target.
5326 (ver_test_5.o): New target.
5327 (check_SCRIPTS): Add ver_test_5.sh.
5328 (check_DATA): Add ver_test_5.syms.
5329 (ver_test_5.syms): New target.
5330 * testsuite/ver_test_5.cc: New file.
5331 * testsuite/ver_test_5.script: New file.
5332 * testsuite/ver_test_5.sh: New file.
5333 * Makefile.in, testsuite/Makefile.in: Rebuild.
5336 Fix problems building gold with gcc 4.3.0.
5337 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5338 (gold_error_at_location, gold_warning_at_location): Use it.
5339 * configure.ac: Check whether we can compile and use a template
5340 function with a printf attribute.
5341 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5342 when jumping over bytes.
5343 * object.cc: Instantiate Object::read_section_data.
5344 * debug.h: Include <cstring>
5345 * dwarf_reader.cc: Include <algorithm>
5346 * main.cc: Include <cstring>.
5347 * options.cc: Include <cstring>.
5348 * output.cc: Include <cstring>.
5349 * script.cc: Include <cstring>.
5350 * script.h: Include <string>.
5351 * symtab.cc: Include <cstring> and <algorithm>.
5352 * target-select.cc: Include <cstring>.
5353 * version.cc: Include <string>.
5354 * testsuite/testmain.cc: Include <cstdlib>.
5355 * configure, config.in: Rebuild.
5357 2008-03-25 Ian Lance Taylor <iant@google.com>
5359 * options.cc: Include "../bfd/bfdver.h".
5360 (options::help): Print bug reporting address.
5362 * version.cc (print_version): Adjust output for current value of
5367 * options.cc (options::help): Print list of supported targets.
5368 * target-select.h: Include <vector>.
5369 (class Target_selector): Make machine_, size_, and is_big_endian_
5370 fields const. Add bfd_name_ and instantiated_target_ fields.
5371 (Target_selector::Target_selector): Add bfd_name parameter.
5372 (Target_selector::recognize): Make non-virtual, call
5374 (Target_selector::recognize_by_name): Make non-virtual, call
5375 do_recognize_by_name.
5376 (Target_selector::supported_names): New function.
5377 (Target_selector::bfd_name): New function.
5378 (Target_selector::do_instantiate_target): New pure virtual
5380 (Target_selector::do_recognize): New virtual function.
5381 (Target_selector::do_recognize_by_name): New virtual function.
5382 (Target_selector::instantiate_target): New private function.
5383 (supported_target_names): Declare.
5384 * target-select.cc (Target_selector::Target_selector): Update for
5385 new parameter and fields.
5386 (select_target_by_name): Check that the name matches before
5387 calling recognize_by_name.
5388 (supported_target_names): New function.
5389 * i386.cc (class Target_selector_i386): Update Target_selector
5390 constructor call. Remove recognize and recognize_by_name. Add
5391 do_instantiate_target.
5392 * x86_64.cc (class Target_selector_x86_64): Likewise.
5393 * testsuite/testfile.cc (class Target_selector_test): Update for
5394 changes to Target_selector.
5396 * README: Rewrite, with some notes on unsupported features.
5398 2008-03-24 Cary Coutant <ccoutant@google.com>
5400 * i386.cc (Target_i386::Got_type): New enum declaration.
5401 (Target_i386::Scan::local): Updated callers of Output_data_got
5403 (Target_i386::Scan::global): Likewise.
5404 (Target_i386::Relocate::relocate): Likewise.
5405 (Target_i386::Relocate::relocate_tls): Likewise.
5406 * object.h (Got_offset_list): New class.
5407 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5408 (Sized_relobj::local_got_offset): Likewise.
5409 (Sized_relobj::set_local_got_offset): Likewise.
5410 (Sized_relobj::local_has_tls_got_offset): Removed.
5411 (Sized_relobj::local_tls_got_offset): Removed.
5412 (Sized_relobj::set_local_tls_got_offset): Removed.
5413 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5414 * output.cc (Output_data_got::add_global): Added got_type parameter.
5415 (Output_data_got::add_global_with_rel): Likewise.
5416 (Output_data_got::add_global_with_rela): Likewise.
5417 (Output_data_got::add_global_pair_with_rel): New function.
5418 (Output_data_got::add_global_pair_with_rela): New function.
5419 (Output_data_got::add_local): Added got_type parameter.
5420 (Output_data_got::add_local_with_rel): Likewise.
5421 (Output_data_got::add_local_with_rela): Likewise.
5422 (Output_data_got::add_local_pair_with_rel): New function.
5423 (Output_data_got::add_local_pair_with_rela): New function.
5424 (Output_data_got::add_global_tls): Removed.
5425 (Output_data_got::add_global_tls_with_rel): Removed.
5426 (Output_data_got::add_global_tls_with_rela): Removed.
5427 (Output_data_got::add_local_tls): Removed.
5428 (Output_data_got::add_local_tls_with_rel): Removed.
5429 (Output_data_got::add_local_tls_with_rela): Removed.
5430 * output.h (Output_data_got::add_global): Added got_type parameter.
5431 (Output_data_got::add_global_with_rel): Likewise.
5432 (Output_data_got::add_global_with_rela): Likewise.
5433 (Output_data_got::add_global_pair_with_rel): New function.
5434 (Output_data_got::add_global_pair_with_rela): New function.
5435 (Output_data_got::add_local): Added got_type parameter.
5436 (Output_data_got::add_local_with_rel): Likewise.
5437 (Output_data_got::add_local_with_rela): Likewise.
5438 (Output_data_got::add_local_pair_with_rel): New function.
5439 (Output_data_got::add_local_pair_with_rela): New function.
5440 (Output_data_got::add_global_tls): Removed.
5441 (Output_data_got::add_global_tls_with_rel): Removed.
5442 (Output_data_got::add_global_tls_with_rela): Removed.
5443 (Output_data_got::add_local_tls): Removed.
5444 (Output_data_got::add_local_tls_with_rel): Removed.
5445 (Output_data_got::add_local_tls_with_rela): Removed.
5446 * resolve.cc (Symbol::override_base_with_special): Removed
5447 reference to has_got_offset_ field.
5448 * symtab.cc (Symbol::init_fields): Replaced initialization
5449 of got_offset_ with got_offsets_. Removed initialization
5451 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5452 (Symbol::got_offset): Likewise.
5453 (Symbol::set_got_offset): Likewise.
5454 (Symbol::has_tls_got_offset): Removed.
5455 (Symbol::tls_got_offset): Removed.
5456 (Symbol::set_tls_got_offset): Removed.
5457 (Symbol::got_offset_): Removed.
5458 (Symbol::tls_mod_got_offset_): Removed.
5459 (Symbol::tls_pair_got_offset_): Removed.
5460 (Symbol::got_offsets_): New field.
5461 (Symbol::has_got_offset): Removed.
5462 (Symbol::has_tls_mod_got_offset): Removed.
5463 (Symbol::has_tls_pair_got_offset): Removed.
5464 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5465 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5467 (Target_x86_64::Scan::global): Likewise.
5468 (Target_x86_64::Relocate::relocate): Likewise.
5469 (Target_x86_64::Relocate::relocate_tls): Likewise.
5471 2008-03-25 Ben Elliston <bje@au.ibm.com>
5473 * yyscript.y: Fix spelling error in comment.
5475 2008-03-24 Ian Lance Taylor <iant@google.com>
5477 * options.h (class General_options): Define build_id option.
5478 * layout.h (class Layout): Declare write_build_id, create_note,
5479 create_build_id. Add build_id_note_ member.
5480 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5481 "libiberty.h", "md5.h", "sha1.h".
5482 (Layout::Layout): Initialize eh_frame_data_,
5483 eh_frame_hdr_section_, and build_id_note_.
5484 (Layout::finalize): Call create_build_id.
5485 (Layout::create_note): New function, broken out of
5486 Layout::create_gold_note.
5487 (Layout::create_gold_note): Call create_note.
5488 (Layout::create_build_id): New function.
5489 (Layout::write_build_id): New function.
5490 (Close_task_runner::run): Call write_build_id.
5492 * x86_64.cc: Correct license to GPLv3.
5494 2008-03-23 Ian Lance Taylor <iant@google.com>
5496 * options.cc: Include "demangle.h".
5497 (parse_optional_string): New function.
5498 (parse_long_option): Handle takes_optional_argument.
5499 (parse_short_option): Update dash_z initializer. Handle
5500 takes_optional_argument.
5501 (General_options::General_options): Initialize do_demangle_.
5502 (General_options::finalize): Set do_demangle_. Handle demangling
5504 * options.h (parse_optional_string): Declare.
5505 (struct One_option): Add optional_arg field. Update constructor.
5506 Update call constructor calls. Add takes_optional_argument
5508 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5509 (DEFINE_optional_string): Define.
5510 (General_options::demangle): Change from DEFINE_bool to
5511 DEFINE_optional_string.
5512 (General_options::no_demangle): New function.
5513 (General_options::do_demangle): New function.
5514 (General_options::set_do_demangle): New function.
5515 (General_options::execstack_status_): Move definition to end of
5517 (General_options::static_): Likewise.
5518 (General_options::do_demangle_): New field.
5519 * object.cc (big_endian>::get_symbol_location_info): Call
5520 Options::do_demangle, not Options::demangle.
5521 * symtab.cc (demangle): Likewise.
5523 2008-03-22 Ian Lance Taylor <iant@google.com>
5525 * gold.h: Include <cstddef> and <sys/types.h>
5526 * options.h: Include <cstring>.
5528 2008-03-21 Ian Lance Taylor <iant@google.com>
5530 * Added source code to GNU binutils.