1 2010-08-03 Ian Lance Taylor <iant@google.com>
4 * layout.h (enum Output_section_order): Define.
5 (class Layout): Update declarations.
6 * layout.cc (Layout::get_output_section): Add order parameter.
7 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
8 is_first_non_relro parameters. Change all callers.
9 (Layout::choose_output_section): Likewise.
10 (Layout::add_output_section_data): Likewise.
11 (Layout::make_output_section): Likewise. Set order.
12 (Layout::default_section_order): New function.
13 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
14 * output.cc (Output_section::Output_section): Initialize order_.
15 Don't initialize deleted fields.
16 (Output_segment::Output_segment): Don't initialize deleted
18 (Output_segment::add_output_section_to_load): New function
19 replacing add_output_section. Change all callers to call this or
20 add_output_section_to_nonload.
21 (Output_segment::add_output_section_to_nonload): New function.
22 (Output_segment::remove_output_section): Rewrite.
23 (Output_segment::add_initial_output_data): Likewise.
24 (Output_segment::has_any_data_sections): Likewise.
25 (Output_segment::is_first_section_relro): Likewise.
26 (Output_segment::maximum_alignment): Likewise.
27 (Output_segment::has_dynamic_reloc): New function replacing
28 dynamic_reloc_count. Change all callers.
29 (Output_segment::has_dynamic_reloc_list): New function replacing
30 dynamic_reloc_count_list. Change all callers.
31 (Output_segment::set_section_addresses): Rewrite.
32 (Output_segment::set_offset): Rewrite.
33 (Output_segment::find_first_and_last_list): Remove.
34 (Output_segment::set_tls_offsets): Rewrite.
35 (Output_segment::first_section_load_address): Likewise.
36 (Output_segment::output_section_count): Likewise.
37 (Output_segment::section_with_lowest_load_address): Likewise.
38 (Output_segment::write_section_headers): Likewise.
39 (Output_segment::print_sections_to_map): Likewise.
40 * output.h (class Output_data): Remove dynamic_reloc_count_
41 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
42 (Output_data::add_dynamic_reloc): Rewrite.
43 (Output_data::has_dynamic_reloc): New function.
44 (Output_data::dynamic_reloc_count): Remove.
45 (class Output_section): Add order_ field. Remvoe is_relro_local_,
46 is_last_relro_, is_first_non_relro_, is_interp_,
47 is_dynamic_linker_section_ fields. Add order and set_order
48 functions. Remove is_relro_local, set_is_relro_local,
49 is_last_relro, set_is_last_relro, is_first_non_relro,
50 set_is_first_non_relro functions, is_interp, set_is_interp,
51 is_dynamic_linker_section, and set_is_dynamic_linker_section
53 (class Output_segment): Change Output_data_list from std::list to
54 std:;vector. Add output_lists_ field. Remove output_data_ and
55 output_bss_ fields. Update declarations.
57 2010-08-02 Ian Lance Taylor <iant@google.com>
59 * arm.cc (Target_arm::gc_process_relocs): Use typename.
60 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
61 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
63 2010-08-02 Ian Lance Taylor <iant@google.com>
66 * script.cc (Script_options::Script_options): Initialize
67 symbol_definitions_ and symbol_references_.
68 (Script_options::add_symbol_assignment): Update
69 symbol_definitions_ and symbol_references_.
70 (Script_options::add_symbol_reference): New function.
71 (script_symbol): New function.
72 * script.h (class Script_options): Add symbol_definitions_ and
73 symbol_references_ fields.
74 (Script_options::referenced_const_iterator): New type.
75 (Script_options::referenced_begin): New function.
76 (Script_options::referenced_end): New function.
77 (Script_options::is_referenced): New function.
78 (Script_options::any_unreferenced): New function.
79 * script-c.h (script_symbol): Declare.
80 * yyscript.y (exp): Call script_symbol.
81 * symtab.cc: Include "script.h".
82 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
83 Change all callers. Check symbols referenced by scripts.
84 (Symbol_table::add_undefined_symbols_from_command_line): Add
85 layout parameter. Change all callers.
86 (Symbol_table::do_add_undefined_symbols_from_command_line):
87 Likewise. Break out loop body. Check symbols referenced by
89 (Symbol_table::add_undefined_symbol_from_command_line): New
90 function broken out of
91 do_add_undefined_symbols_from_command_line.
92 * symtab.h (class Symbol_table): Update declarations.
93 * archive.cc: Include "layout.h".
94 (Archive::should_include_member): Add layout parameter. Change
95 all callers. Check for symbol mentioned in expression.
96 * archive.h (class Archive): Update declaration.
97 * object.cc (Sized_relobj::do_should_include_member): Add layout
99 * object.h (Object::should_include_member): Add layout parameter.
101 (Object::do_should_include_member): Add layout parameter.
102 (class Sized_relobj): Update declaration.
103 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
105 * dynobj.h (class Sized_dynobj): Update declaration.
106 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
108 * plugin.h (class Sized_pluginobj): Update declaration.
110 2010-08-02 Ian Lance Taylor <iant@google.com>
113 * output.cc (Output_segment::set_offset): Search for the first and
114 last sections rather than assuming that the list is in order.
115 (Output_segment::find_first_and_last_list): New function.
116 * output.h (class Output_segment): Update declarations.
117 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
118 (relro_strip_test_SOURCES): New variable.
119 (relro_strip_test_DEPENDENCIES): New variable.
120 (relro_strip_test_LDFLAGS): New variable.
121 (relro_strip_test_LDADD): New variable.
122 (relro_strip_test.so): New target.
124 2010-08-02 Ian Lance Taylor <iant@google.com>
126 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
127 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
128 (Target_i386::got_tlsdesc_section): New function.
129 (Target_i386::got_section): Create space for GOT entries for
131 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
133 (Target_i386::Scan::global): Likewise.
134 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
136 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
137 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
138 (Target_x86_64::got_tlsdesc_section): New function.
139 (Target_x86_64::got_section): Create space for GOT entries for
141 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
143 (Target_x86_64::Scan::global): Likewise.
144 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
147 2010-08-02 Ian Lance Taylor <iant@google.com>
149 * testsuite/final_layout.sh: Use dc to convert from hex to
152 2010-07-29 Sriraman Tallam <tmsriram@google.com>
154 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
155 paramter to the call to gold::gc_process_relocs.
156 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
157 paramter to the call to gold::gc_process_relocs.
158 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
159 parameter to the call to gold::gc_process_relocs.
160 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
161 template parameter to the call to gold::gc_process_relocs.
162 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
163 paramter to the call to gold::gc_process_relocs.
164 * gc.h (get_embedded_addend_size): New function.
165 (gc_process_relocs): Save the size of the reloc for use by ICF.
166 * icf.cc (get_section_contents): Get the addend from the text section
167 for SHT_REL relocation sections.
168 * icf.h (Icf::Reloc_addend_size_info): New typedef.
169 (Icf::Reloc_info): Add new member reloc_addend_size_info.
170 * int_encoding.h (read_from_pointer): New overloaded function.
171 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
172 * testsuite/icf_sht_rel_addend_test.sh: New file.
173 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
174 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
176 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
178 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
179 * Makefile.in: Regenerate.
180 * testsuite/Makefile.in: Regenerate.
182 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
184 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
185 * gold/testsuite/debug_msg.cc: Likewise.
186 * gold/testsuite/odr_violation1.cc
187 * gold/testsuite/odr_violation2.cc
189 2010-07-21 Cary Coutant <ccoutant@google.com>
191 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
192 string, and length fields.
193 (Output_merge_string::Merged_strings_list): New type.
194 (Output_merge_string::Merged_strings_lists): New typedef.
195 (Output_merge_string): Replace merged_strings_ with
196 merged_strings_lists_.
197 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
198 Merged_strings_list per input object and section. Don't store pointer
199 to the string. Don't store length with each merged string entry.
200 (Output_merge_string::finalize_merged_data): Loop over list of merged
201 strings lists. Recompute length of each merged string.
203 2010-07-15 Cary Coutant <ccoutant@google.com>
205 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
208 2010-07-14 Ian Lance Taylor <iant@google.com>
210 * descriptors.cc (Descriptors::open): Report correct name in error
213 2010-07-13 Doug Kwan <dougkwan@google.com>
215 * arm.cc (Arm_input_section::Arm_input_section): For a
216 SHT_ARM_EXIDX section, always keeps the input sections.
217 (Arm_input_section::set_exidx_section_link): New method.
218 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
219 has_errors_ to false.
220 (Arm_exidx_input_section::has_errors,
221 Arm_exidx_input_section::set_has_errors): New methods.
222 (Arm_exidx_input_section::has_errors_): New data member.
223 (Arm_relobj::get_exidx_shndx_list): New method.
224 (Arm_output_section::append_text_sections_to_list): Do not skip
225 section without SHF_EXECINSTR.
226 (Arm_output_section::fix_exidx_coverage): Skip input sections with
228 (Arm_relobj::make_exidx_input_section): Add new parameter for text
229 section header. Make error messages more verbose. Check for
230 a non-executable section linked to an EXIDX section.
231 (Arm_relobj::do_read_symbols): Remove error checking, which has been
232 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
233 check that there is no deferred EXIDX section if we exit early.
234 Instead of not making an EXIDX section in case of an error, make one
235 and set the has_errors flag of it.
236 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
237 in a relocatable link.
238 (Target_arm::do_relax): Look for the EXIDX output section instead of
239 assuming that it is called .ARM.exidx.
240 (Target_arm::fix_exidx_coverage): Add a new parameter for input
241 section list. Do not check for SHF_EXECINSTR section flags but
242 skip any input section with errors.
243 * output.cc (Output_section::Output_section): Initialize
244 always_keeps_input_sections_ to false.
245 (Output_section::add_input_section): Check for
246 always_keeps_input_sections_.
247 * output.h (Output_section::always_keeps_input_sections,
248 Output_section::set_always_keeps_input_sections): New methods.
249 (Output_section::always_keeps_input_sections): New data member.
251 2010-07-13 Rafael Espindola <espindola@google.com>
253 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
254 * fileread.h (Input_file): Add try_extra_search_path and find_file.
256 2010-07-13 Philip Herron <herron.philip@googlemail.com>
257 Ian Lance Taylor <iant@google.com>
259 * output.h (Output_section_lookup_maps::add_merge_section):
260 Correct check of whether value was inserted.
261 (Output_section_lookup_maps::add_merge_input_section): Likewise.
262 (Output_section_lookup_maps::add_relaxed_input_section):
264 * arm.cc (Target_arm::got_section): Remove used local os.
265 * i386.cc (Target_i386::got_section): Likewise.
266 * x86_64.cc (Target_x86_64::got_section): Likewise.
267 * sparc.cc (Target_sparc::got_section): Likewise.
268 (Target_sparc::relocate): Remove unused local have_got_offset.
269 * powerpc.cc (Target_powerpc::relocate): Likewise.
271 2010-07-13 Ian Lance Taylor <iant@google.com>
273 * compressed_output.cc (zlib_decompress): Fix signature in
276 * archive.cc (Archive::include_member): Unlock an external member
277 of a thin archive. Don't bother to delete an object we know is
280 2010-07-12 Cary Coutant <ccoutant@google.com>
282 * compressed_output.cc (zlib_decompress): New function.
283 (get_uncompressed_size): New function.
284 (decompress_input_section): New function.
285 * compressed_output.h (get_uncompressed_size): New function.
286 (decompress_input_section): New function.
287 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
288 Handle compressed debug sections.
289 * layout.cc (is_compressed_debug_section): New function.
290 (Layout::output_section_name): Map compressed section names to
292 * layout.h (is_compressed_debug_section): New function.
293 (is_debug_info_section): Recognize compressed debug sections.
294 * merge.cc: Include compressed_output.h.
295 (Output_merge_data::do_add_input_section): Handle compressed
297 (Output_merge_string::do_add_input_section): Handle compressed
299 * object.cc: Include compressed_output.h.
300 (Sized_relobj::Sized_relobj): Initialize new data members.
301 (build_compressed_section_map): New function.
302 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
303 * object.h (Object::section_is_compressed): New method.
304 (Object::do_section_is_compressed): New method.
305 (Sized_relobj::Compressed_section_map): New type.
306 (Sized_relobj::do_section_is_compressed): New method.
307 (Sized_relobj::compressed_sections_): New data member.
308 * output.cc (Output_section::add_input_section): Handle compressed
310 * reloc.cc: Include compressed_output.h.
311 (Sized_relobj::write_sections): Handle compressed debug sections.
313 2010-07-08 Cary Coutant <ccoutant@google.com>
315 * resolve.cc (Symbol_table::resolve): Remember whether undef was
316 weak when resolving to a dynamic def.
317 (Symbol_table::should_override): Add adjust_dyndef flag; set it
318 for weak undef/dynamic def cases. Adjust callers.
319 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
321 (Symbol_table::sized_write_globals): Adjust symbol binding.
322 (Symbol_table::sized_write_symbol): Add binding parameter.
323 * symtab.h (Symbol::set_undef_binding): New method.
324 (Symbol::is_undef_binding_weak): New method.
325 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
326 (Symbol_table::should_override): Add new parameter.
327 (Symbol_table::sized_write_symbol): Add new parameter.
329 * testsuite/weak_undef_file1.cc: Add new test case.
330 * testsuite/weak_undef_file2.cc: Fix header comment.
331 * testsuite/weak_undef_test.cc: Add new test case.
333 2010-06-29 Doug Kwan <dougkwan@google.com>
335 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
336 Initialize USE_SYMBOL_.
337 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
339 (Arm_reloc_property::uses_symbol_): New data member declaration.
340 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
341 uses symbol value and symbol is undefined but not weakly undefined.
343 2010-06-28 Rafael Espindola <espindola@google.com>
345 * plugin.cc (Plugin::load): Use dlerror.
347 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
349 * symtab.cc (detect_odr_violations): When reporting an ODR
350 violation, report an object where the symbol is defined.
352 2010-06-25 Doug Kwan <dougkwan@google.com>
354 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
355 (Target_arm::section_may_have_icf_unsafe_pointers): New method
357 (Target_arm::Scan::local_reloc_may_be_function_pointer,
358 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
359 target hook to detect function points.
360 (Target_arm::Scan::possible_function_pointer_reloc): New method.
361 * icf.h (Icf::check_section_for_function_pointers): Change type of
362 parameter SECTION_NAME to const reference to std::string. Use
363 target hook to determine if section may have unsafe pointers.
364 * target.h (Target::section_may_have_icf_unsafe_pointers): New
367 2010-06-21 Rafael Espindola <espindola@google.com>
369 * fileread.cc (Input_file::find_fie): New
370 (Input_file::open): Use Input_file::find_fie.
371 * fileread.h (Input_file::find_fie): New
372 * plugin.cc (set_extra_library_path): New.
373 (Plugin::load): Add set_extra_library_path to the transfer vector.
374 (Plugin_manager::set_extra_library_path): New.
375 (Plugin_manager::add_input_file): Use the extra search path if set.
376 (set_extra_library_path(): New.
377 * plugin.h (Plugin_manager): Add set_extra_library_path and
380 2010-06-19 Cary Coutant <ccoutant@google.com>
382 * layout.cc (gdb_sections): Add .debug_types.
383 (lines_only_debug_sections): Likewise.
385 2010-06-18 Rafael Espindola <espindola@google.com>
387 * plugin.cc (add_input_file,add_input_library)
388 (Plugin_manager::add_input_file): Make filename arguments const.
389 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
392 2010-06-16 Doug Kwan <dougkwan@google.com>
394 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
395 .ARM.attributes section if we have not merged any input
398 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
400 * arm.cc: Allow combining objects with no EABI version
403 2010-06-15 Rafael Espindola <espindola@google.com>
405 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
407 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
409 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
410 (struct iovec): Correct !HAVE_READV definition.
412 2010-06-10 Cary Coutant <ccoutant@google.com>
414 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
415 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
417 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
420 * symtab.h (Symbol::is_placeholder): New member function.
421 * target-reloc.h (relocate_section): Check for placeholder symbols.
423 * testsuite/Makefile.am (plugin_test_8): New test.
424 (plugin_test_9): New test.
425 * testsuite/Makefile.in: Regenerate.
427 2010-06-09 Nick Clifton <nickc@redhat.com>
429 * yyscript.y (input_list_element): Allow strings prefixed with
430 the '-' character. Treat these as libraries.
431 * script.cc (script_add_library): New function. Adds a library
432 specified by "-l<name>" found in an input script.
433 * script-c.h: Add prototype for script_add_library.
435 2010-06-07 Doug Kwan <dougkwan@google.com>
437 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
438 Restrict stub-group size to be within long conditional branch
439 range when working around cortex-A8 erratum.
441 2010-06-07 Damien Diederen <dd@crosstwine.com>
443 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
446 2010-06-03 Sriraman Tallam <tmsriram@google.com>
450 (Output_section::Input_section_sort_entry::compare_section_ordering):
451 Change to return non-zero correctly.
452 (Output_section::Input_section_sort_section_order_index_compare
453 ::operator()): Change to fix ambiguity in comparisons.
455 2010-06-01 Sriraman Tallam <tmsriram@google.com>
457 * gold.h (is_wildcard_string): New function.
458 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
459 (Layout::layout_eh_frame): Ditto.
460 (Layout::find_section_order_index): New method.
461 (Layout::read_layout_from_file): New method.
462 * layout.h (Layout::find_section_order_index): New method.
463 (Layout::read_layout_from_file): New method.
464 (Layout::input_section_position_): New private member.
465 (Layout::input_section_glob_): New private member.
466 * main.cc (main): Call read_layout_from_file here.
467 * options.h (--section-ordering-file): New option.
468 * output.cc (Output_section::input_section_order_specified_): New
470 (Output_section::Output_section): Initialize new member.
471 (Output_section::add_input_section): Add new parameter.
472 Keep input sections when --section-ordering-file is used.
473 (Output_section::set_final_data_size): Sort input sections when
474 section ordering file is specified.
475 (Output_section::Input_section_sort_entry): Add new parameter.
477 (Output_section::Input_section_sort_entry::compare_section_ordering):
479 (Output_section::Input_section_sort_compare::operator()): Change to
480 consider section_order_index.
481 (Output_section::Input_section_sort_init_fini_compare::operator()):
482 Change to consider section_order_index.
483 (Output_section::Input_section_sort_section_order_index_compare
484 ::operator()): New method.
485 (Output_section::sort_attached_input_sections): Change to sort
486 according to section order when specified.
487 (Output_section::add_input_section<32, true>): Add new parameter.
488 (Output_section::add_input_section<64, true>): Add new parameter.
489 (Output_section::add_input_section<32, false>): Add new parameter.
490 (Output_section::add_input_section<64, false>): Add new parameter.
491 * output.h (Output_section::add_input_section): Add new parameter.
492 (Output_section::input_section_order_specified): New
494 (Output_section::set_input_section_order_specified): New method.
495 (Input_section::Input_section): Initialize section_order_index_.
496 (Input_section::section_order_index): New method.
497 (Input_section::set_section_order_index): New method.
498 (Input_section::section_order_index_): New member.
499 (Input_section::Input_section_sort_section_order_index_compare): New
501 (Output_section::input_section_order_specified_): New member.
502 * script-sections.cc (is_wildcard_string): Delete and move modified
504 (Output_section_element_input::Output_section_element_input): Modify
505 call to is_wildcard_string.
506 (Output_section_element_input::Input_section_pattern
507 ::Input_section_pattern): Ditto.
508 (Output_section_element_input::Output_section_element_input): Ditto.
509 * testsuite/Makefile.am (final_layout): New test case.
510 * testsuite/Makefile.in: Regenerate.
511 * testsuite/final_layout.cc: New file.
512 * testsuite/final_layout.sh: New file.
514 2010-06-01 Rafael Espindola <espindola@google.com>
516 * plugin.cc (Plugin::load): Pass the output name to the plugin.
518 2010-06-01 Rafael Espindola <espindola@google.com>
520 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
521 visibility of symbols.
523 2010-05-27 Doug Kwan <dougkwan@google.com>
525 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
526 from start of output section instead of address for a local symbol
527 in a merged or relaxed section when doing a relocatable link.
529 2010-05-26 Rafael Espindola <espindola@google.com>
532 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
533 adding sections the garbage collector removed.
534 * gold/testsuite/Makefile.am: Add test.
535 * gold/testsuite/Makefile.in: Regenerate.
536 * gold/testsuite/plugin_test_7.sh: New.
537 * gold/testsuite/plugin_test_7_1.c: New.
538 * gold/testsuite/plugin_test_7_2.c: New.
540 2010-05-26 Rafael Espindola <espindola@google.com>
542 * script-sections.cc (Output_section_definition::set_section_addresses):
543 Check for --section-start.
545 2010-05-26 Doug Kwan <dougkwan@google.com>
547 * arm.cc (Arm_scan_relocatable_relocs): New class.
548 (Target_arm::relocate_special_relocatable): New method.
549 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
550 (Arm_relocate_functions::thumb_branch_common): Same.
551 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
552 instead of Default_scan_relocatable_relocs.
553 * target-reloc.h (relocate_for_relocatable): Let target handle
554 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
555 * target.h (Sized_target::relocate_special_relocatable): New method.
557 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
559 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
561 2010-05-23 Doug Kwan <dougkwan@google.com>
563 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
565 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
566 with a direct branch, not a conditional branch, to a stub.
567 * merge.cc (Output_merge_base::record_input_section): New method
569 (Output_merge_data::do_add_input_section): Record input section if
570 keeps-input-sections flag is set.
571 (Output_merge_string::do_add_input_section): Ditto.
572 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
573 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
575 (Output_merge_base::keeps_input_sections,
576 Output_merge_base::set_keeps_input_sections,
577 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
579 (Output_merge_base::Input_sections): New type declaration.
580 (Output_merge_base::input_sections_begin,
581 Output_merge_base::input_sections_end,
582 Output_merge_base::do_set_keeps_input_sections): New method definitions.
583 (Output_merge_base::bool keeps_input_sections_,
584 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
585 Output_merge_base::input_sections_): New data members.
586 (Output_merge_data::do_set_keeps_input_sections): New method
588 (Output_merge_string::do_set_keeps_input_sections): Ditto.
589 * output.cc (Output_section::Input_section::relobj): Move method
590 defintion from class declaration to here and handle merge sections.
591 (Output_section::Input_section::shndx): Ditto.
592 (Output_section::Output_section): Remove initializations of removed
593 data members and initialize new data member LOOKUP_MAPS_.
594 (Output_section::add_input_section): Set keeps-input-sections flag
595 for a newly created merge output section as appropriate. Adjust code
596 to use Output_section_lookup_maps class.
597 (Output_section::add_relaxed_input_section): Adjst code for lookup
598 maps code refactoring.
599 (Output_section::add_merge_input_section): Add a new parameter
600 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
601 class. If adding input section to a newly created merge output
602 section fails, remove the new merge section.
603 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
604 Adjust code for use of the Output_section_lookup_maps class.
605 (Output_section::find_merge_section): Ditto.
606 (Output_section::build_lookup_maps): New method defintion.
607 (Output_section::find_relaxed_input_section): Adjust code to use
608 Output_section_lookup_maps class.
609 (Output_section::get_input_sections): Export merge sections. Adjust
610 code to use Output_section_lookup_maps class.
611 (Output_section:::add_script_input_section): Adjust code to use
612 Output_section_lookup_maps class. Update lookup maps for merge
614 (Output_section::discard_states): Use Output_section_lookup_maps.
615 (Output_section::restore_states): Same.
616 * output.h (Merge_section_properties): Move class defintion out of
618 (Output_section_lookup_maps): New class.
619 (Output_section::Input_section::is_merge_section): New method
621 (Output_section::Input_section::relobj): Move defintion out of class
622 defintion. Declare method only.
623 (Output_section::Input_section::shndx): Ditto.
624 (Output_section::Input_section::output_merge_base): New method defintion.
625 (Output_section::Input_section::u2_.pomb): New union field.
626 (Output_section::Merge_section_by_properties_map,
627 Output_section::Output_section_data_by_input_section_map,
628 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
630 (Output_section::add_merge_input_section): Add new parameter
631 KEEPS_INPUT_SECTIONS.
632 (Output_section::build_lookup_maps): New method declaration.
633 (Output_section::merge_section_map_,
634 Output_section::merge_section_by_properties_map_,
635 Output_section::relaxed_input_section_map_,
636 Output_section::is_relaxed_input_section_map_valid_): Remove data
638 (Output_section::lookup_maps_): New data member.
640 2010-05-21 Doug Kwan <dougkwan@google.com>
643 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
644 avoid a compilation error.
646 2010-05-19 Rafael Espindola <espindola@google.com>
648 * script-sections.cc (Output_section_definition::allocate_to_segment):
649 Update the phdrs_list even when the output section is NULL.
650 * testsuite/Makefile.am: Add test.
651 * testsuite/Makefile.in: Regenerate.
652 * testsuite/script_test_9.cc: New.
653 * testsuite/script_test_9.sh: New.
654 * testsuite/script_test_9.t: New.
656 2010-05-19 Doug Kwan <dougkwan@google.com>
658 * arm.cc (Arm_input_section::original_size): New method.
659 (Arm_input_section::do_addralign): Add a cast.
660 (Arm_input_section::do_output_offset): Remove static cast.
661 (Arm_input_section::original_addralign,
662 Arm_input_section::original_size_): Change type to uint32_t.
663 (Arm_input_section::init): Add safe casts for section alignment
665 (Arm_input_section::set_final_data_size): Do not set address and
666 offset of stub table.
667 (Arm_output_section::fix_exidx_coverage): Change use of of
668 Output_section::Simple_input_section to that of
669 Output_section::Input_section.
670 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
671 except for the first pass.
672 * output.cc (Output_section::get_input_sections): Change type of
673 input_sections to std::list<Input_section>.
674 (Output_section::add_script_input_section): Rename from
675 Output_section::add_simple_input_section. Change type of SIS
676 parameter from Simple_input_section to Input_section.
677 * output.h (Output_section::Simple_input_section): Remove class.
678 (Output_section::Input_section): Change class visibility to public.
679 (Output_section::Input_section::addralign): Use stored alignments
680 for special input sections if set.
681 (Output_section::Input_section::set_addralign): New method.
682 (Output_section::get_input_sections): Change parameter type from
683 list of Simple_input_section to list of Input_section.
684 (Output_section::add_script_input_section): Rename from
685 Output_section::add_simple_input_section. Change first parameter's
686 type from Simple_input_section to Input_section and remove the
687 second and third parameters.
688 * script-sections.cc (Input_section::Input_section_list): Change
689 type to list of Output_section::Input_section/
690 (Input_section_info::Input_section_info): Change parameter type of
691 INPUT_SECTION to Output_section::Input_section.
692 (Input_section_info::input_section): Change return type.
693 (Input_section_info::input_section_): Change type to
694 Output_section::Input_section.
695 (Output_section_element_input::set_section_addresses): Adjust code
696 to use Output_section::Input_section instead of
697 Output_section::Simple_input_section. Adjust code for renaming
698 of Output_section::add_simple_input_section.
699 (Orphan_output_section::set_section_addresses): Ditto.
701 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
703 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
704 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
706 2010-05-18 Rafael Espindola <espindola@google.com>
708 * options.cc (General_options::finalize): Handle -nostdlib.
709 * options.h (nostdlib): New option.
710 * script.cc (script_add_search_dir): Handle -nostdlib.
712 2010-05-12 Doug Kwan <dougkwan@google.com>
714 * arm.cc (Target_arm::do_finalize_sections): Create an empty
715 attributes section only if there no attributes section after merging.
716 (Target_arm::merge_object_attributes): Move value of
717 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
718 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
719 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
720 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
721 and arm_attr_merge_7.stdout.
722 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
723 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
724 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
725 arm_attr_merge_7b.o): New rules.
726 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
728 * testsuite/Makefile.in: Regenerate.
729 * testsuite/arm_attr_merge.sh: New file.
730 * testsuite/arm_attr_merge_[67][ab].s: Same.
732 2010-05-05 Nick Clifton <nickc@redhat.com>
734 * po/es.po: Updated Spanish translation.
736 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
738 * Makefile.am (install-exec-local): Properly install gold as
739 default cross linker.
740 * Makefile.in: Regenerated.
742 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
743 Nick Clifton <nickc@redhat.com>
745 * configure.ac (install_as_default): Define and set to false
746 unless --enable-gold or --enable-gold=both/gold has been
748 * configure: Regenerate.
750 * Makefile.am (install-exec-local): Install the executable as
751 'ld.gold'. If install_as_default is true then also install it as
753 * Makefile.in: Regenerated.
755 2010-04-24 Ian Lance Taylor <iant@google.com>
757 * layout.cc (Layout::layout_reloc): In relocatable link don't
758 combine reloc sections for grouped sections.
760 2010-04-23 Sriraman Tallam <tmsriram@google.com>
762 * gc.h (gc_process_relocs): Pass information on relocs pointing to
763 sections that are not ordinary to icf.
764 * icf.cc (get_section_contents): Handle relocation pointing to section
765 with no object or shndx information.
766 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
769 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
771 2010-04-22 Ian Lance Taylor <iant@google.com>
773 * expression.cc (Expression::Expression_eval_info): Add
774 result_alignment_pointer field.
775 (Expression::eval_with_dot): Add result_alignment_pointer
776 parameter. Change all callers.
777 (Expression::eval_maybe_dot): Likewise.
778 (class Binary_expression): Add alignment_pointer parameter to
779 left_value and right_value. Change all callers.
780 (BINARY_EXPRESSION): Set result alignment.
781 (class Trinary_expression): Add alignment_pointer parameter to
782 arg2_value and arg3_value. Change all callers.
783 (Trinary_cond::value): Set result alignment.
784 (Max_expression::value, Min_expression::value): Likewise.
785 (Align_expression::value): Likewise.
786 * script-sections.cc (class Sections_element): Add dot_alignment
787 parameter to set_section_addresses virtual function. Update
789 (class Output_section_element): Likewise.
790 (Script_sections::create_segments): Add dot_alignment parameter.
792 (Script_sections::create_segments_from_phdrs_clause): Likewise.
793 (Script_sections::set_phdrs_clause_addresses): Likewise.
794 * script-sections.h: Update declarations.
795 * script.h: Update declarations.
796 * output.h (Output_segment::set_minimum_p_align): Don't decrease
798 * testsuite/script_test_3.t: Set large alignment.
799 * testsuite/script_test_3.sh: Make sure that at least one LOAD
800 segment has expected alignment.
802 2010-04-22 Nick Clifton <nickc@redhat.com>
804 * po/gold.pot: Updated by the Translation project.
805 * po/vi.po: Updated Vietnamese translation.
807 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
809 * testsuite/Makefile.am (check_PROGRAMS): Add
810 icf_virtual_function_folding_test.
811 * testsuite/Makefile.in: Regenerated.
813 2010-04-15 Andrew Haley <aph@redhat.com>
815 * options.h (merge_exidx_entries): New option.
816 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
817 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
818 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
819 (Target_arm::merge_exidx_entries): New function.
820 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
821 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
822 to Arm_exidx_fixup constructor.
823 Add new arg, merge_exidx_entries.
824 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
825 Arm_output_section::fix_exidx_coverage.
827 2010-04-18 Sriraman Tallam <tmsriram@google.com>
829 * icf.cc (get_section_contents): Check for preemptible functions.
830 Ignore addend when appropriate.
831 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
833 (add_from_relobj): Check for section folded.
834 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
835 * symtab.h (should_add_dynsym_entry): Add new parameter.
836 * target-reloc.h (scan_relocs): Check for section folded.
837 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
838 Check reloc types for function pointers in shared objects.
839 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
841 (icf_preemptible_functions_test): New test case.
842 (icf_string_merge_test): New test case.
843 * testsuite.Makefile.in: Regenerate.
844 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
845 bar_glob. Refactor code.
846 * testsuite/icf_preemptible_functions_test.cc: New file.
847 * testsuite/icf_preemptible_functions_test.sh: New file.
848 * testsuite/icf_string_merge_test.cc: New file.
849 * testsuite/icf_string_merge_test.sh: New file.
850 * testsuite/icf_virtual_function_folding_test.cc: New file.
851 * testsuite/icf_virtual_function_folding_test.sh: New file.
853 2010-04-14 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
856 for local symbol recounting if we remove a section due to ICF.
857 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
858 there are no regular objects in input.
860 2010-04-13 Doug Kwan <dougkwan@google.com>
862 * arm.cc (Arm_input_section::set_final_data_size): Compute
863 accurate final data size instead of using current data size.
865 2010-04-09 Doug Kwan <dougkwan@google.com>
867 * layout.cc (Layout::choose_output_section): Handle script section
869 (Layout::make_output_section_for_script): Add section type parameter.
870 Handle script section types.
871 * layout.h (Layout::make_output_section_for_script): Add section
873 * output.cc (Output_section::Output_section): Initialize data member
875 (Output_section::do_reset_address_and_file_offset): Do not set address
876 to 0 if section is a NOLOAD section.
877 * output.h (Output_section::is_noload): New method.
878 (Output_section::set_is_noload): Ditto.
879 (Output_section::is_noload_): New data member.
880 * script-c.h (Script_section_type): New enum type.
881 (struct Parser_output_section_header): Add new file section_type.
882 * script-sections.cc (Sections_element::output_section_name): Add
883 parameter for returning script section type.
884 (Output_section_definition::output_section_name): Ditto.
885 (Output_section_definition::section_type)P; New method.
886 (Output_section_definiton::script_section_type_name): Ditto.
887 (Output_section_definition::script_section_type_): New data member.
888 (Output_section_definition::Output_section_definition): Initialize
889 data member Output_section_definition::script_section_type_.
890 (Output_section_definition::create_sections): Pass script section type
891 to Layout::make_output_section_for_script.
892 (Output_section_definition::output_section_name): Return script
893 section type to caller.
894 (Output_section_definition::set_section_address): Do not advance
895 dot value and load address if section type is NOLOAD. Set address
896 of NOLOAD sections regardless of section flags.
897 (Output_section_definition::print): Print section type if it is
898 not SCRIPT_SECTION_TYPE_NONE.
899 (Output_section_definition::section_type): New method.
900 (Output_section_definition::script_section_type_name): Ditto.
901 (Script_sections::output_section_name): Add new parameter
902 PSECTION_TYPE for returning script section type. Pass it to
903 section elements. Handle discard sections.
904 (Sort_output_sections::operator()): Handle NOLOAD sections.
905 * script-sections.h (Script_sections::Section_type): New enum type.
906 (Script_sections::output_section_name): Add a new parameter for
907 returning script section type.
908 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
910 * yyscript.y (union): Add new field SECTION_TYPE.
911 (COPY, DSECT, INFO, NOLOAD): New tokens.
912 (opt_address_and_section_type): Change type to output_section_header.
913 (section_type): New non-terminal
914 (section_header): Handle section type.
915 (opt_address_and_section_type): Return section type value.
917 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
919 * testsuite/plugin_common_test_1.c (foo): Add prototype.
920 * testsuite/plugin_common_test_2.c (foo): Likewise.
922 2010-04-08 Doug Kwan <dougkwan@google.com>
924 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
926 * output.cc (Output_section::add_merge_input_section): Simplify
927 code and return status of Output_merge_base::add_input_section.
928 Update merge section map only if Output_merge_base::add_input_section
931 2010-04-07 Doug Kwan <dougkwan@google.com>
933 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
934 if section is marked as containing instructions but has no mapping
936 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
937 correct section index.
938 (Arm_relobj::find_linked_text_section): Ditto.
940 2010-04-07 Cary Coutant <ccoutant@google.com>
942 * archive.cc (include_member): Destroy Read_symbols_data object before
944 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
945 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
946 (Read_symbols_data::~Read_symbols_data) New destructor.
947 (Section_relocs::Section_relocs) New constructor.
948 (Section_relocs::~Section_relocs) New destructor.
949 (Read_relocs_data::Read_relocs_data) New constructor.
950 (Read_relocs_data::~Read_relocs_data) New destructor.
951 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
952 pointers to NULL after deleting.
954 2010-04-07 Doug Kwan <dougkwan@google.com>
956 * arm.cc: Replace "endianity" with "endianness" in comments.
957 (Arm_exidx_cantunwind): Ditto.
958 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
959 (Arm_relobj::merge_flags_and_attributes): New method.
960 (Arm_relobj::merge_flags_and_attributes_): New data member.
961 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
962 (Arm_relobj::scan_sections_for_stubs): Ditto.
963 (Arm_relobj::do_read_symbols): Check to see if we really want to
964 merge processor-specific flags and attributes. Exit early if
965 an object is empty except for section names and the undefined symbol.
966 (Target_arm::do_finalize_sections): Move check for ELF format to
967 Arm_relobj::do_read_symbols. Merge processor specific flags and
968 attributes from a regular object only when we have determined that
969 it is aapropriate. Do not create an .ARM.attributes section in
970 output if there is no regular input object.
971 (Target_arm::merge_processor_specific_flags): Check
972 --warn-mismatch before printing any error.
973 (Target_arm::merge_object_attributes): Ditto.
974 * gold.cc (queue_middle_tasks): Handle the case in which there is
975 no regular object in input.
976 * options.cc (General_options::parse_EB): New method.
977 (General_options::parse_EL): Same.
978 (General_options::General_options): Initialize endianness_.
979 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
981 (General_options::Endianness): New enum.
982 (General_options::endianness): New method.
983 (General_options::endianness_): New data member.
984 * parameters.cc (Parameters::set_options): Check target endianness.
985 (Parameters::set_target_once): Ditto.
986 (Parameters::check_target_endianness): New method.
987 (parameters_force_valid_target): If either -EL or -EB is specified,
988 use it to define endianness of default target.
989 * parameters.h (Parameters::check_target_endianness): New method
991 * target.h (class Target): Change "endianity" to "endianness"
994 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
996 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
997 * configure: Regenerate.
998 * Makefile.in: Regenerate.
999 * testsuite/Makefile.in: Regenerate.
1001 2010-04-06 Cary Coutant <ccoutant@google.com>
1004 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1005 prevailing definitions of common symbols.
1006 * testsuite/plugin_test_6.sh: New test case.
1007 * testsuite/plugin_common_test_1.c: New test case.
1008 * testsuite/plugin_common_test_2.c: New test case.
1009 * testsuite/Makefile.am (plugin_test_6): New test case.
1010 * testsuite/Makefile.in: Regenerate.
1012 2010-04-06 Nick Clifton <nickc@redhat.com>
1014 * po/vi.po: New Vietnamese translation.
1016 2010-03-30 Doug Kwan <dougkwan@google.com>
1018 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1020 2010-03-25 Doug Kwan <dougkwan@google.com>
1022 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1023 to avoid a conversion warning on a 32-bit host.
1025 2010-03-24 Ian Lance Taylor <iant@google.com>
1027 * testsuite/script_test_3.t: Add a TLS segment.
1028 * testsuite/Makefile.am (check_PROGRAMS): Add
1029 tls_phdrs_script_test.
1030 (tls_phdrs_script_test_SOURCES): Define.
1031 (tls_phdrs_script_test_DEPENDENCIES): Define.
1032 (tls_phdrs_script_test_LDFLAGS): Define.
1033 (tls_phdrs_script_test_LDADD): Define.
1034 * testsuite/Makefile.in: Rebuild.
1036 2010-03-23 Cary Coutant <ccoutant@google.com>
1038 * fileread.cc (find_or_make_view): Fix comment.
1040 2010-03-23 Ian Lance Taylor <iant@google.com>
1042 * script-sections.cc (class Orphan_section_placement): Define
1043 PLACE_TLS and PLACE_TLS_BSS.
1044 (Orphan_section_placement::Orphan_section_placement): Initialize
1046 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1047 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1048 (tls_script_test_SOURCES): Define.
1049 (tls_script_test_DEPENDENCIES): Define.
1050 (tls_script_test_LDFLAGS): Define.
1051 (tls_script_test_LDADD): Define.
1052 * testsuite/Makefile.in: Rebuild.
1054 2010-03-22 Doug Kwan <dougkwan@google.com>
1056 * arm.cc (Arm_relocate_functions::abs8,
1057 Arm_relocate_functions::abs16): Use correct check for overflow
1058 specified in the ARM ELF specs.
1059 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1060 target of a BLX instruction specially.
1061 (Reloc_stub::stub_type_for_reloc): Ditto.
1062 (Relocate::relocate): Use symbolic names instead of numeric relocation
1063 codes to report error.
1064 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1066 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1067 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1068 thumb2_blx_out_of_range.stdout
1069 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1070 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1071 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1072 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1073 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1074 thumb2_blx_in_range, thumb2_blx_in_range.o,
1075 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1076 thumb2_blx_out_of_range.o): New rules.
1077 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1078 thumb2_blx_in_range and thumb2_blx_out_of_range.
1079 * testsuite/Makefile.in: Regenerate.
1080 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1081 * testsuite/thumb_blx_in_range.s: New file.
1082 * testsuite/thumb_blx_out_of_range.s: New file.
1084 2010-03-22 Rafael Espindola <espindola@google.com>
1086 * archive.cc (Should_include): Move to archive.h.
1087 (should_include_member): Make it a member of Archive.
1089 (Add_lib_group_symbols): New.
1090 * archive.h: Include options.h.
1091 (Archive_member): Moved from Archive.
1092 (Should_include): Moved from archive.cc.
1094 (Add_lib_group_symbols): New.
1095 * dynobj.cc (do_should_include_member): New.
1096 * dynobj.h (do_should_include_member): New.
1097 * gold.cc (queue_initial_tasks): Update call to queue.
1098 * main.cc (main): Print lib group stats.
1099 * object.cc (do_should_include_member): New.
1100 * object.h: Include archive.h.
1101 (Object::should_include_member): New.
1102 (Object::do_should_include_member): New.
1103 (Sized_relobj::do_should_include_member): New.
1104 * options.cc (General_options::parse_start_lib): New.
1105 (General_options::parse_end_lib): New.
1106 (Input_arguments::add_file): Handle lib groups.
1107 (Input_arguments::start_group): Check we are not in a lib.
1108 (Input_arguments::start_lib): New.
1109 (Input_arguments::end_lib): New.
1110 * options.h (General_options): Add start_lib and end_lib.
1111 (Input_argument::lib_): New.
1112 (Input_argument::lib): New.
1113 (Input_argument::is_lib): New.
1114 (Input_file_lib): New.
1115 (Input_arguments::in_lib_): New.
1116 (Input_arguments::in_lib): New.
1117 (Input_arguments::start_lib): New.
1118 (Input_arguments::end_lib_): New.
1119 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1120 in unused members as preempted.
1121 (Sized_pluginobj::do_should_include_member): New.
1122 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1123 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1125 (Read_symbols::do_whole_lib_group): New.
1126 (Read_symbols::do_lib_group): New.
1127 (Read_symbols::do_read_symbols): Handle lib groups.
1128 (Read_symbols::get_name): Handle lib groups.
1129 * readsyms.h (Read_symbols): Add an archive member pointer.
1130 (Read_symbols::do_whole_lib_group): New.
1131 (Read_symbols::do_lib_group): New.
1132 (Read_symbols::member_): New.
1133 * script.cc (read_input_script): Update call to queue_soon.
1135 2010-03-19 Doug Kwan <dougkwan@google.com>
1137 * arm.cc (Stub_table::Stub_table): Initialize new data members
1138 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1139 (Stub_table::add_reloc_stub): Assign stub offset and update
1140 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1141 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1143 (Stub_table::update_data_size_and_addralign): Use
1144 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1145 instead of going over all reloc stubs.
1146 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1147 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1148 Stringpool_template::offset_ to size of Stringpool_char.
1149 (Stringpool_template::new_key_offset): Remove code to initialize
1150 Stringpool_template::offset_.
1151 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1152 Stringpool_template::offset_ to zero.
1154 2010-03-15 Doug Kwan <dougkwan@google.com>
1156 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1158 (Stringpool_template::new_key_offset): New method.
1159 (Stringpool_template::add_string): Assign offsets when adding new
1161 (Stringpool_template::set_string_offsets): Do not set string offsets
1162 when not optimizing.
1163 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1165 (Chunked_vector::clear): Clear size_.
1166 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1167 (Chunked_vector::size): Return size_.
1168 (Chunked_vector::push_back): Use size_ to find insert position.
1169 (Chunked_vector::size_): New data member.
1170 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1171 (Stringpool_template::new_key_offset): New method declaration.
1172 (Stringpool_template::offset_): New data member.
1174 2010-03-15 Rafael Espindola <espindola@google.com>
1176 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1177 Add_symbols' constructor.
1178 * readsyms.h (Add_symbols): Remove the input_group member.
1180 2010-03-10 Ian Lance Taylor <iant@google.com>
1182 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1183 target to ask whether a reference to a symbol requires a stack
1185 * target.h (Target::is_call_to_non_split): New function.
1186 (Target::do_is_call_to_non_split): Declare virtual function.
1187 * target.cc: Include "symtab.h".
1188 (Target::do_is_call_to_non_split): New function.
1189 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1191 2010-03-10 Cary Coutant <ccoutant@google.com>
1193 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1194 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1195 (File_read::open[2]): Add whole_file_view_ to list of views.
1196 (File_read::make_view): Remove test of whole_file_view_.
1197 (File_read::find_or_make_view): Create whole_file_view_ if
1199 (File_read::clear_views): Replace bool parameter with enum;
1200 adjust all callers. Don't delete views with permanent data;
1201 do delete cached views and views from archives if
1202 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1203 if clearing the corresponding view.
1204 * fileread.h (File_read::Clear_views_mode): New enum.
1205 (File_read::View::is_permanent_view): New method.
1206 (File_read::clear_views): Replace bool parameter
1207 with enum; adjust all callers.
1208 * options.h (General_options): Change keep_files_mapped option;
1209 add map_whole_files.
1210 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1212 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1215 2010-03-10 David S. Miller <davem@davemloft.net>
1217 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1219 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1221 * icf.cc (get_section_contents): Add '@' marker after processing the
1224 2010-03-08 Doug Kwan <dougkwan@google.com>
1226 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1227 due to a conversion warning.
1228 (Arm_relobj::update_output_local_symbol_count): Check for local
1229 symbol with unset output index.
1231 2010-03-05 Ian Lance Taylor <iant@google.com>
1233 * options.h (class General_options): Add --spare-dynamic-tags.
1234 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1235 --spare-dynamic-tags.
1237 2010-03-05 Ian Lance Taylor <iant@google.com>
1239 * incremental.cc: Include "libiberty.h".
1241 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1243 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1244 function, is_info_ member.
1245 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1246 (Versions::Versions): Update caller.
1247 (Versions::define_base_version): Likewise.
1248 (Versions::add_def): Likewise.
1250 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1252 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1253 (Scan::possible_function_pointer_reloc): New function.
1254 (Scan::local_reloc_may_be_function_pointer): Change to call
1255 possible_function_pointer_reloc.
1256 (Scan::global_reloc_may_be_function_pointer): Ditto.
1257 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1258 relocations in ".data.rel.ro._ZTV" section.
1259 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1260 * testsuite/icf_safe_so_test.cc: Ditto.
1261 * testsuite/icf_safe_test.cc: Ditto.
1262 * testsuite/icf_safe_test.sh: Ditto.
1264 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1265 Ian Lance Taylor <iant@google.com>
1267 * target-reloc.h (relocate_section): Check the symbol table index
1268 for -1U before setting the local symbol index.
1269 (scan_relocatable_relocs): If copying the relocation, record that
1270 the local symbol is required.
1271 * object.h (Symbol_value::is_output_symtab_index_set): New
1273 (Symbol_value::may_be_discarded_from_output_symtab): New
1275 (Symbol_value::has_output_symtab_entry): New function.
1276 (Symbol_value::needs_output_symtab_entry): Remove.
1277 (Symbol_value::output_symtab_index): Make sure the symbol index is
1279 (Symbol_value::set_output_symtab_index): Make sure the symbol
1280 index is not set. Make sure the new index is valid.
1281 (Symbol_value::set_must_have_output_symtab_entry): New function.
1282 (Symbol_value::has_output_dynsym_entry): New function.
1283 (Symbol_value::set_output_dynsym_index): Make sure the new index
1285 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1286 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1287 local symbol if permitted.
1288 (Sized_relobj::do_finalize_local_symbols): Call
1289 is_output_symtab_index_set rather than needs_output_symtab_entry.
1290 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1291 rather than needs_output_symtab_entry. Call
1292 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1293 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1294 is_output_symtab_index_set rather than needs_output_symtab_entry.
1295 * testsuite/discard_locals_relocatable_test.c: New file.
1296 * testsuite/discard_locals_test.sh: Test -r.
1297 * testsuite/Makefile.am (check_DATA): Add
1298 discard_locals_relocatable_test1.syms,
1299 discard_local_relocatable_test2.syms.
1300 (MOSTLYCLEANFILES): Likewise. Also add
1301 discard_locals_relocatable_test1.lout and
1302 discard_locals_relocatable_test2.out.
1303 (discard_locals_relocatable_test1.syms): New target.
1304 (discard_locals_relocatable_test.o): New target.
1305 (discard_locals_relocatable_test1.out): New target.
1306 (discard_locals_relocatable_test2.syms): New target.
1307 (discard_locals_relocatable_test2.out): New target.
1308 (various): Add missing ../ld-new dependencies.
1309 * testsuite/Makefile.in: Rebuild.
1311 2010-03-03 Nick Clifton <nickc@redhat.com>
1313 * po/fi.po: New Finnish translation.
1315 2010-03-01 Doug Kwan <dougkwan@google.com>
1317 * layout.cc (Layout::Layout): Force section types of .init_array*,
1318 .preinit_array* and .fini_array* sections.
1319 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1320 Fix check of return value of std::string::find.().
1321 (Output_section::Input_section_sort_compare::operator()): Remove
1322 comment about .init_array.
1323 (Output_section::Input_section_sort_init_fini_compare::operator()):
1325 (Output_section::sort_attached_input_sections): Handle .init_array
1326 and .fini_array specially.
1327 * output.h (Output_section::Inut_section_sort_compare): Update
1329 (Output_section::Input_section_sort_init_fini_compare): New struct.
1331 2010-02-26 Doug Kwan <dougkwan@google.com>
1333 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1334 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1335 * testsuite/debug_msg.sh: Avoid matching source line number for
1336 use of global variable undef_int.
1338 2010-02-26 Doug Kwan <dougkwan@google.com>
1340 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1341 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1342 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1343 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1344 * options.cc (General_options::General_options): Initialize member
1346 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1347 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1348 and rm_no_fix_v4bx.stdout
1349 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1350 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1351 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1352 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1353 and arm_no_fix_v4bx.
1354 * Makefile.in: Regenerate.
1355 * testsuite/arm_fix_v4bx.s: New file.
1356 * testsuite/arm_fix_v4bx.sh: Ditto.
1358 2010-02-24 Doug Kwan <dougkwan@google.com>
1360 * arm.cc (Target_arm::got_section): Make the .got section the first
1361 non RELRO section in the data segment.
1362 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1363 suffixes of section names.
1365 2010-02-24 Doug Kwan <dougkwan@google.com>
1367 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1368 flags and attributes merging if an input file is a binary file.
1369 * fileread.cc (Input_file::open): Record format of original file.
1370 * fileread.h (Input_file::Format): New enum type.
1371 (Input_file::Input_file): Initialize data member format_.
1372 (Input_file::format): New method definition.
1373 (Input_file::format_):: New data member.
1375 2010-02-24 Doug Kwan <dougkwan@google.com>
1377 * arm.cc (Arm_output_data_got): New class.
1378 (ARM_TCB_SIZE): New constant
1379 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1380 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1381 If user uses a script with a SECTIONS clause, issue only a warning
1382 for a misplaced EXIDX input section. Otherwise, issue an error.
1383 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1385 (Target_arm::got_mode_index_entry): Handle static linking.
1386 (Target_arm::Scan::local): Ditto.
1387 (Target_arm::Scan::global): Ditto.
1388 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1389 all incorrectly implemented relocations.
1390 (Target_arm::fix_exidx_coverage): Pass layout to
1391 Arm_output_section::fix_exidx_coverage.
1392 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1393 from ".ARM.exidx." and ".ARM.extab.".
1395 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1397 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1398 section if it does not already exist.
1399 * attributes.cc (Attributes_section_data::Attributes_section_data):
1400 Don't crash if size is zero.
1402 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1403 Ian Lance Taylor <iant@google.com>
1405 * gold.cc (queue_middle_tasks): If no input files were opened,
1407 * workqueue.h (Task_function::Task_function): Assert that there is
1410 2010-02-22 Doug Kwan <dougkwan@google.com>
1412 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1413 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1414 types to avoid warnings due to different uint64_t implementations
1417 2010-02-21 Doug Kwan <dougkwan@google.com>
1419 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1420 handling of the maximum backward branch offset.
1421 (Arm_relocate_functions::thumb_branch_common): Ditto.
1422 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1423 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1424 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1425 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1426 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1427 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1428 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1429 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1430 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1431 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1432 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1433 thumb2_bl_out_of_range.o): New rules.
1434 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1435 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1436 thumb2_bl_out_of_range
1437 * testsuite/Makefile.in: Regenerate.
1438 * testsuite/arm_bl_in_range.s: New file.
1439 * testsuite/arm_bl_out_of_range.s: Ditto.
1440 * testsuite/arm_branch_in_range.sh: Ditto.
1441 * testsuite/arm_branch_range.t: Ditto.
1442 * testsuite/thumb2_branch_range.t: Ditto.
1443 * testsuite/thumb_bl_in_range.s: Ditto.
1444 * testsuite/thumb_bl_out_of_range.s: Ditto.
1445 * testsuite/thumb_branch_range.t: Ditto.
1447 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1449 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1450 Add reloc offset information.
1451 * icf.cc (get_section_contents): Change iterators to point to the new
1452 vectors. Add reloc offset information to the contents.
1453 * icf.h (Icf::Sections_reachable_info): New typedef.
1454 (Icf::Sections_reachable_list): New typedef.
1455 (Icf::Offset_info): New typedef.
1456 (Icf::Reloc_info): New struct typedef.
1457 (Icf::Reloc_info_list): New typedef.
1458 (Icf::symbol_reloc_list): Delete method.
1459 (Icf::addend_reloc_list): Delete method.
1460 (Icf::section_reloc_list): Delete method.
1461 (Icf::reloc_info_list): New method.
1462 (Icf::reloc_info_list_): New member.
1464 2010-02-19 Doug Kwan <dougkwan@google.com>
1466 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1467 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1468 * arm.cc (Arm_relocation_functions): New forward declaration.
1469 (Target_arm::Target_arm): Initialize new data members
1470 got_mod_index_offset_ and tls_base_symbol_defined_.
1471 (Target_arm::Relocate::relocate_tls): New method.
1472 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1473 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1475 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1476 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1477 (Target_arm::got_mod_index_offset_,
1478 Target_arm::tls_base_symbol_defined_): New data members.
1479 (Target_arm::Scan::local, Target::Scan::global,
1480 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1483 2010-02-18 Doug Kwan <dougkwan@google.com>
1485 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1486 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1487 text section as a parameter becuase some broken tools may not set
1488 the link in section header.
1489 (Target_arm::has_got_section): New method.
1490 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1491 without any mapping symbol as data only. Remove warning.
1492 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1493 link in its section header, try to discover the link by inspecting the
1494 REL31 relocation at the beginning of the section.
1495 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1497 (Target_arm::Scan::global): Treat any reference to the symbol
1498 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1500 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1502 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1503 (Scan::global_reloc_may_be_function_pointer): New function.
1504 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1505 (Scan::global_reloc_may_be_function_pointer): New function.
1506 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1507 (Scan::global_reloc_may_be_function_pointer): New function.
1508 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1509 (Scan::global_reloc_may_be_function_pointer): New function.
1510 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1511 (Scan::global_reloc_may_be_function_pointer): New function.
1512 (Scan::possible_function_pointer_reloc): New function.
1513 (Target_x86_64::can_check_for_function_pointers): New function.
1514 * gc.h (gc_process_relocs): Scan relocation types to determine if
1515 function pointers were taken for targets that support it.
1516 * icf.cc (Icf::find_identical_sections): Include functions for
1517 folding in safe ICF whose pointer is not taken.
1518 * icf.h (Secn_fptr_taken_set): New typedef.
1519 (fptr_section_id_): New member.
1520 (section_has_function_pointers): New function.
1521 (set_section_has_function_pointers): New function.
1522 (check_section_for_function_pointers): New function.
1523 * options.h: Fix comment for safe ICF option.
1524 * target.h (can_check_for_function_pointers): New function.
1525 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1526 Modify icf_safe_test for X86-64.
1527 * testsuite/Makefile.in: Regenerate.
1528 * testsuite/icf_safe_so_test.cc: New file.
1529 * testsuite/icf_safe_so_test.sh: New file.
1530 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1531 (main): Change to take pointer to function kept_func_3.
1532 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1533 folding is done correctly for X86-64.
1535 2010-02-12 David S. Miller <davem@davemloft.net>
1537 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1538 is_symbolless parameter.
1539 (Output_reloc<SHT_REL>::is_symbolless): New.
1540 (Output_reloc<SHT_REL>::is_symbolless_): New.
1541 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1542 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1543 (Output_reloc<SHT_RELA>::is_symbolless): New.
1544 (Output_data_reloc::add_global): Handle is_symbolless.
1545 (Output_data_reloc::add_global_relative): Likewise.
1546 (Output_data_reloc::add_local): Likewise.
1547 (Output_data_reloc::add_local_relative): Likewise.
1548 (Output_data_reloc::add_symbolless_global_addend): New.
1549 (Output_data_reloc::add_symbolless_local_addend): New.
1550 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1552 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1553 instead of ->is_relative_
1554 (Output_reloc::write): Likewise.
1555 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1556 (Output_reloc::write_rel): Simplify.
1558 * sparc.cc (Target_sparc::Scan::local): Use
1559 ->add_symbolless_local_addend as needed.
1560 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1561 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1562 based upon relocation offset.
1564 2010-02-11 Doug Kwan <dougkwan@google.com>
1566 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1567 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1568 beginning of function.
1569 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1570 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1571 parameter is_32bit in calls to should_apply_static_reloc.
1572 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1573 (check_DATA): Add arm_abs_global.stdout.
1574 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1575 arm_abs_global.stdout): New rules.
1576 (MOSTLLYCLEANFILES): Add arm_abs_global
1577 * Makefile.in: Regenerate.
1578 * testsuite/arm_abs_global.s: New file.
1579 * testsuite/arm_abs_global.sh: Ditto.
1580 * testsuite/arm_abs_lib.s: Ditto.
1582 2010-02-11 Ian Lance Taylor <iant@google.com>
1584 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1586 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1587 Allocate_commons_task first.
1588 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1589 task, rather than symtab_lock_.
1590 (Gc_process_relocs::~Gc_process_relocs): New function.
1591 (Gc_process_relocs::is_runnable): Check this_blocker_.
1592 (Gc_process_relocs::locks): Use next_blocker_ rather than
1594 (Scan_relocs::~Scan_relocs): New function.
1595 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1597 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1599 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1600 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1601 constructor accordingly.
1602 (class Gc_process_relocs): Likewise.
1603 (class Scan_relocs): Likewise.
1604 * common.h (class Allocate_commons_task): Remove symtab_lock_
1605 field, and corresponding constructor parameter.
1606 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1608 (Allocate_commons_task::locks): Likewise.
1610 2010-02-11 Ian Lance Taylor <iant@google.com>
1612 * gold-threads.h (class Once): Define.
1613 (class Initialize_lock): Rewrite as child of Once.
1614 * gold-threads.cc (class Once_initialize): Define.
1615 (once_pointer_control): New static variable.
1616 (once_pointer, once_arg): New static variables.
1617 (c_run_once): New static function.
1618 (Once::Once, Once::run_once, Once::internal_run): New functions.
1619 (class Initialize_lock_once): Remove.
1620 (initialize_lock_control): Remove.
1621 (initialize_lock_pointer): Remove.
1622 (initialize_lock_once): Remove.
1623 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1624 (Initialize_lock::initialize): Rewrite.
1625 (Initialize_lock::do_run_once): New function.
1626 * archive.cc (Archive::interpret_header): Only clear name if it is
1628 * fileread.cc: Include "gold-threads.h"
1629 (file_counts_lock): New static variable.
1630 (file_counts_initialize_lock): Likewise.
1631 (File_read::release): Only increment counts when using --stats.
1632 Use a lock around the increment.
1633 * parameters.cc (class Set_parameters_target_once): Define.
1634 (set_parameters_target_once): New static variable.
1635 (Parameters::Parameters): Move here from parameters.h.
1636 (Parameters::set_target): Rewrite.
1637 (Parameters::set_target_once): New function.
1638 (Parameters::clear_target): Move here and rewrite.
1639 * parameters.h (class Parameters): Update declarations. Add
1640 set_parameters_target_once_ field.
1641 (Parameters::Parameters): Move to parameters.cc.
1642 (Parameters::clear_target): Likewise.
1643 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1645 (Start_group::~Start_group): New function.
1646 (Start_group::is_runnable): New function.
1647 (Start_group::locks, Start_group::run): New functions.
1648 (Finish_group::run): Change saw_undefined to size_t.
1649 * readsyms.h (class Start_group): Define.
1650 (class Finish_group): Change saw_undefined_ field to size_t.
1651 (Finish_group::Finish_group): Remove saw_undefined and
1652 this_blocker parameters. Change all callers.
1653 (Finish_group::set_saw_undefined): New function.
1654 (Finish_group::set_blocker): New function.
1655 * symtab.h (class Symbol_table): Change saw_undefined to return
1656 size_t. Change saw_undefined_ field to size_t.
1657 * target-select.cc (Set_target_once::do_run_once): New function.
1658 (Target_selector::Target_selector): Initialize set_target_once_
1659 field. Don't initialize lock_ and initialize_lock_ fields.
1660 (Target_selector::instantiate_target): Rewrite.
1661 (Target_selector::set_target): New function.
1662 * target-select.h (class Set_target_once): Define.
1663 (class Target_selector): Update declarations. Make
1664 Set_target_once a friend. Remove lock_ and initialize_lock_
1665 fields. Add set_target_once_ field.
1667 2010-02-10 Ian Lance Taylor <iant@google.com>
1669 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1671 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1672 (queue_middle_tasks): Add all blockers before queueing any tasks.
1673 (queue_final_tasks): Likewise.
1674 * token.h (Task_token::add_blockers): New function.
1675 * object.h (Input_objects::number_of_relobjs): New function.
1677 2010-02-10 Ian Lance Taylor <iant@google.com>
1679 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1680 shared, not if not position independent.
1681 * x86_64.cc (Relocate::relocate_tls): Likewise.
1682 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1683 (tls_pie_pic_test): New target.
1684 * testsuite/Makefile.in: Rebuild.
1686 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1687 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1688 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1689 * testsuite/Makefile.in: Rebuild.
1691 2010-02-09 David S. Miller <davem@davemloft.net>
1693 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1694 R_SPARC_RELATIVE using ->add_local_relative().
1695 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1697 * output.h (Output_data_dynamic::add_section_size): New method
1698 that takes two Output_data objects.
1699 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1700 entry param. Handle it in initializers.
1701 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1702 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1703 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1705 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1706 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1707 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1708 for dynrel_includes_plt.
1709 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1710 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1711 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1713 (Target_sparc::do_finalize_sections): Update to pass true for
1714 dynrel_includes_plt.
1715 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1716 output before .rela.plt
1717 (Target_powerpc::do_finalize_sections): Update to pass true for
1718 dynrel_includes_plt when 32-bit.
1720 2010-02-08 Doug Kwan <dougkwan@google.com>
1722 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1724 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1725 Arm_relobj::scan_section_for_cortex_a8_stubs,
1726 Arm_relobj::do_relocation_section): Instead of calling
1727 Output_section::output_address, use faster
1728 Arm_relobj::simple_input_section_output_address.
1730 2010-02-08 David S. Miller <davem@davemloft.net>
1732 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1733 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1734 relocation helper function.
1736 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1737 just like R_SPARC_GOT{10,13,22}.
1738 (Target_sparc::Scan::local): Likewise.
1739 (Target_sparc::Relocate:relocate): Likewise.
1741 2010-02-06 Ian Lance Taylor <iant@google.com>
1743 * configure.ac: Rewrite targetobjs duplicate removal code to use
1744 only shell constructs.
1745 * configure: Rebuild.
1747 2010-02-05 Doug Kwan <dougkwan@google.com>
1750 * arm.cc (Arm_relobj::section_is_scannable): New method.
1751 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1752 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1754 2010-02-04 Doug Kwan <dougkwan@google.com>
1757 * arm-reloc-property.cc (cstdio): Include.
1758 * configure.ac (targetobjs): Remove duplicates.
1759 * configure: Regenerate.
1760 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1761 big and little endian version for a given address size.
1763 2010-02-03 Doug Kwan <dougkwan@google.com>
1765 * arm-reloc-property.cc
1766 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1768 * arm-reloc-property.h
1769 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1770 New method definition.
1771 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1773 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1775 (GOT_PREL): Change implemented to Y.
1776 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1777 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1778 (Arm_relocate_functions::movw_abs_nc): Remove method.
1779 (Arm_relocate_functions::movt_abs): Ditto.
1780 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1781 (Arm_relocate_functions::thm_movt_abs): Ditto.
1782 (Arm_relocate_functions::movw_rel_nc): Ditto.
1783 (Arm_relocate_functions::movw_rel): Ditto.
1784 (Arm_relocate_functions::movt_rel): Ditto.
1785 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1786 (Arm_relocate_functions:thm_movw_rel): Ditto.
1787 (Arm_relocate_functions:thm_movt_rel): Ditto.
1788 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1789 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1790 New method definitions.
1791 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1792 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1793 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1794 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1795 (Target_arm::Relocate::relocate): Check for non-static or
1796 unimplemented relocation code and exit early. Change calls to
1797 Target_arm::reloc_uses_thumb_bit and
1798 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1799 instead. Refactor code to handle similar relocations to increase
1800 code sharing. Remove check for unsupported relocation code in switch
1802 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1803 relocation property table to find out size. Change error message to
1804 print out the name of a relocation code instead of the numeric value.
1805 (Target_arm::scan_reloc_for_stub): Use relocation property table
1806 instead of calling Target_arm::reloc_uses_thumb_bit().
1808 2010-02-02 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1811 types of relaxed input section.
1813 2010-02-02 Doug Kwan <dougkwan@google.com>
1815 * Makefile.am (HFILES): Add arm-reloc-property.h.
1817 (TARGETSOURCES): Add arm-reloc-property.cc
1818 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1819 (libgold_a_SOURCES): $(DEFFILES)
1820 * Makefile.in: Regenerate.
1821 * arm-reloc-property.cc: New file.
1822 * arm-reloc-property.h: New file.
1823 * arm-reloc.def: New file.
1824 * arm.cc: Update comments.
1825 (arm-reloc-property.h): New included header.
1826 (arm_reloc_property_table): New global variable.
1827 (Target_arm::do_select_as_default_target): New method definition.
1828 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1829 arm-reloc-property to targ_extra_obj.
1830 * parameters.cc (set_parameters_target): Call
1831 Target::select_as_default_target().
1832 * target.h (Target::select_as_default_target): New method definition.
1833 (Target::do_select_as_default_target): Same.
1835 2010-02-01 Doug Kwan <dougkwan@google.com>
1837 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1838 first_output_text_section_.
1839 (Arm_exidx_fixup::first_output_text_section): New method definition.
1840 (Arm_exidx_fixup::first_output_text_section_): New data member.
1841 (Arm_exidx_fixup::process_exidx_section): Record the first text
1842 output section seen.
1843 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1844 and entsize in output section header.
1846 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1848 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1849 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1850 (Arm_relocate_functions::thm_alu11): New Method.
1851 (Arm_relocate_functions::thm_pc8): New Method.
1852 (Arm_relocate_functions::thm_pc12): New Method.
1853 (Target_arm::Scan::local): Handle the relocations.
1854 (Target_arm::Scan::global): Likewise.
1855 (Target_arm::Relocate::relocate): Likewise.
1856 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1858 2010-01-29 Doug Kwan <dougkwan@google.com>
1860 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1861 of relocation types as ld.
1863 2010-01-29 Doug Kwan <dougkwan@google.com>
1865 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1867 (Arm_relocate_functions::thumb_branch_common): Ditto.
1868 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1869 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1870 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1871 Arm_relocate_functions::jump24): Remove.
1872 (Target_arm::Relocate::relocate): Adjust code to call
1873 Arm_relocation_functions::arm_branch_common and
1874 Arm_relocation_functions::thumb_branch_common instead of their removed
1875 wrappers. Merge switch-cases together to reduce source code size.
1877 2010-01-29 Doug Kwan <dougkwan@google.com>
1879 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1880 output_local_symbol_count_needs_update_.
1881 (Arm_relobj::output_local_symbol_count_needs_update,
1882 Arm_relobj::set_output_local_symbol_count_needs_update,
1883 Arm_relobj::update_output_local_symbol_count): New methods.
1884 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1886 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1887 of pointed function as in a R_ARM_PREL31 relocation.
1888 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1889 for output local symbol count updating.
1890 (Target_arm::do_relax): Update output local symbol counts in objects
1892 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1894 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1896 * arm.cc: Added support for the ARM relocations:
1897 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1898 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1899 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1901 (Arm_relocate_functions::movw_rel): New method.
1902 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1903 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1905 (Arm_relocate_functions::thm_movw_rel): New method.
1906 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1908 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1910 (Target_arm::Scan::global): Likewise.
1911 (Target_arm::Relocate::relocate): Likewise.
1912 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1915 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1917 * arm.cc: Added support for ARM group relocations.
1918 (Target_arm::reloc_needs_sym_origin): New method.
1919 (Arm_relocate_functions::calc_grp_kn): New method.
1920 (Arm_relocate_functions::calc_grp_residual): New method.
1921 (Arm_relocate_functions::calc_grp_gn): New method.
1922 (Arm_relocate_functions::arm_grp_alu): New Method.
1923 (Arm_relocate_functions::arm_grp_ldr): New Method.
1924 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1925 (Arm_relocate_functions::arm_grp_ldc): New Method.
1926 (Target_arm::Scan::local): Handle the ARM group relocations.
1927 (Target_arm::Scan::global): Likewise.
1928 (Target_arm::Relocate::relocate): Likewise.
1929 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1932 2010-01-26 Doug Kwan <dougkwan@google.com>
1934 * arm.cc (set): Include.
1935 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1937 (Arm_output_section::Text_section_list): New type.
1938 (Arm_output_section::append_text_sections_to_list): New method.
1939 (Arm_output_section::fix_exidx_coverage): Ditto.
1940 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1941 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1942 Relobj::set_section_offset() instead of
1943 Sized_relobj::invalidate_section_offset().
1944 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1945 parameter for section headers. Ignore relocation sections for
1946 unallocated sections and EXIDX sections.
1947 (Target_arm::fix_exidx_coverage): New method.
1948 (Target_arm::output_section_address_less_than): New type.
1949 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1950 linked text section instead of the EXIDX section.
1951 (Arm_output_section::create_stub_group): Add an assertion to check
1952 that this is not an EXIDX output section.
1953 (Arm_output_section::append_text_sections_to_list): New method.
1954 (Arm_output_section::fix_exidx_coverage): Ditto.
1955 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1956 Arm_relobj::section_needs_reloc_stub_scanning.
1957 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1959 (Target_arm::fix_exidx_coverage): New method.
1960 * object.h (Relobj::set_output_section): New method.
1961 (Sized_relobj::invalidate_section_offset): Remove method.
1962 (Sized_relobj::do_invalidate_section_offset): Remove method.
1963 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1965 2010-01-25 Doug Kwan <dougkwan@google.com>
1967 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1968 Fix warning due to signed and unsigned comparison on a 32-bit host.
1970 2010-01-22 Doug Kwan <dougkwan@google.com>
1972 * arm.cc (Target_arm::do_relax): Record an output section for section
1973 offset adjustment it contains any stub table that has changed.
1974 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1975 offsets in an output section if necessary.
1976 * output.cc (Output_section::Output_section): Initialize
1977 section_offsets_need_adjustments_.
1978 (Output_section::add_input_section_for_script): Renamed to
1979 Output_section::add_simple_input_section.
1980 (Output_section::save_states): Add a comment.
1981 (Output_section::discard_states): New method defintion.
1982 (Output_section::adjust_section_offsets): Same.
1983 * output.h (Output_section::add_input_section_for_script): Renamed to
1984 Output_section::add_simple_input_section.
1985 (Output_section::discard_states): New method declaration.
1986 (Output_section::adjust_section_offsets): Same.
1987 (Output_section::section_offsets_need_adjustment,
1988 Output_section::set_section_offsets_need_adjustment): New method
1990 (Output_section::section_offsets_need_adjustment_): New data member.
1991 * script-sections.cc
1992 (Output_section_element_input::set_section_address): Adjust code for
1993 renaming of Output_section::add_input_section_for_script.
1994 (Orphan_output_section::set_section_address): Same.
1996 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1998 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1999 Fix_v4bx enum values .
2000 * gold/options.h (General_options): New option definitions.
2001 (General_options::fix_v4bx): New method.
2002 (General_options::Fix_v4bx): New enum.
2003 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2004 (General_options::parse_fix_v4bx_interworking): New method.
2006 2010-01-22 Doug Kwan <dougkwan@google.com>
2008 * arm.cc (Arm_exidx_fixup): New class.
2010 2010-01-21 Doug Kwan <dougkwan@google.com>
2012 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2014 (Arm_exidx_section_offset_map): New type.
2016 2010-01-21 Doug Kwan <dougkwan@google.com>
2018 * arm.cc (Arm_exidx_input_section): New class.
2019 (Arm_relobj::exidx_input_section_by_link,
2020 Arm_relobj::exidx_input_section_by_shndx,
2021 Arm_relobj::make_exidx_input_section): New methods.
2022 (read_arm_attributes_section): Remove.
2023 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2024 information about them.
2025 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2028 2010-01-20 Doug Kwan <dougkwan@google.com>
2030 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2031 Input_section_specifier to Section_id.
2032 (Target_arm::new_arm_input_section: Adjust code for change of key
2034 (Target_arm::find_arm_input_section): Ditto.
2035 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2036 (Section_id): Remove.
2037 (Garbage_collection::Section_id_hash): Remove.
2038 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2039 (Section_id): Remove.
2040 (Icf::Section_id_hash): Remove.
2041 * object.h (Section_id, Const_section_id, Section_id_hash,
2042 Const_section_id_hash): New type definitions.
2043 * output.cc (Output_section::add_relaxed_input_section): Change to
2044 use Const_section_id instead of Input_section_specifier as key type.
2045 (Output_section::add_merge_input_section): Ditto.
2046 (Output_section::build_relaxation_map): Change to use Section_id
2047 instead of Input_section_specifier as key type.
2048 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2050 (Output_section::convert_input_sections_to_relaxed_sections): Change
2051 to use Const_section_id instead of Input_section_specifier as key type.
2052 (Output_section::find_merge_section): Ditto.
2053 (Output_section::find_relaxed_input_section): Ditto.
2054 * output.h (Input_section_specifier): Remove class.
2055 (Output_section::Output_section_data_by_input_section_map): Change
2056 key type to Const_section_id.
2057 (Output_section::Output_relaxed_input_section_by_input_section_map):
2059 (Output_section::Relaxation_map): Change key type to Section_id.
2061 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2063 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2064 (class Arm_v4bx_stub): New class.
2065 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2066 (Stub_factory::make_arm_v4bx_stub): New method.
2067 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2068 (Stub_table::empty): Handle v4bx stubs.
2069 (Stub_table::add_arm_v4bx_stub): New method.
2070 (Stub_table::find_arm_v4bx_stub): New method.
2071 (Arm_relocate_functions::v4bx): New method.
2072 (Target_arm::fix_v4bx): New method.
2073 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2074 (Stub_table::relocate_stubs): Likewise.
2075 (Stub_table::do_write): Likewise.
2076 (Stub_table::update_data_size_and_addralign): Likewise.
2077 (Stub_table::finalize_stubs): Likewise.
2078 (Target_arm::Scan::local): Likewise.
2079 (Target_arm::Scan::global): Likewise.
2080 (Target_arm::do_finalize_sections): Likewise.
2081 (Target_arm::Relocate::relocate): Likewise.
2082 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2084 (Target_arm::scan_reloc_for_stub): Likewise.
2085 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2087 2010-01-19 Ian Lance Taylor <iant@google.com>
2089 * output.cc (Output_section_headers::do_sized_write): Write large
2090 segment count to sh_info field.
2091 (Output_file_header::do_sized_write): For large segment count,
2092 write PN_XNUM to e_phnum field.
2094 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2096 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2097 (Arm_relocate_functions::thm_jump8): New function.
2098 (Arm_relocate_functions::thm_jump11): New function.
2099 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2101 (Target_arm::Scan::global): Likewise.
2102 (Target_arm::Relocate::relocate): Likewise.
2103 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2106 2010-01-14 Doug Kwan <dougkwan@google.com>
2108 * arm.cc (map, utility): Include headers.
2109 (Target_arm::apply_cortex_a8_workaround): New method.
2110 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2111 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2112 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2113 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2114 the --[no-]fix-cortex-a8 command line options.
2115 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2116 (Target_arm::relocate_stub): Use addend in instruction template.
2117 * options.h (DEFINE_bool): Set the user-set flag.
2118 (General_options): Add --[no-]-fix-cortex options.
2119 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2120 : Update fast look-up map after conversion.
2122 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2124 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2125 in the first pass of do_layout.
2127 2010-01-13 Doug Kwan <dougkwan@google.com>
2129 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2130 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2131 apparent compiler problem of not folding static constant integral
2132 data members of elfcpp::Elf_sizes<32>.
2134 2010-01-13 Doug Kwan <dougkwan@google.com>
2136 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2137 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2138 Arm_relobj::scan_section_for_cortex_a8_erratum,
2139 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2140 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2141 sections to scan for relocation stubs into a new method
2142 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2143 relocation and Cortex-A8 stub scanning.
2144 (Target_arm::do_relax): Force stubs to be after stubbed sections
2145 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2146 the beginning of a new relaxation pass. Update a comment.
2147 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2149 2010-01-12 Ian Lance Taylor <iant@google.com>
2151 * target-reloc.h (visibility_error): New inline function.
2152 (relocate_section): Call visibility_error.
2153 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2154 (MOSTLYCLEANFILES): Likewise.
2155 (protected_4_pic.o, protected_3.err): New targets.
2156 * testsuite/protected_4.cc: New file.
2158 2010-01-12 Doug Kwan <dougkwan@google.com>
2160 * arm.cc (Cortex_a8_reloc): New class.
2161 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2162 and cortex_a8_relocs_info_.
2163 (Target_arm::fix_cortex_a8): New method definition.
2164 (Target_arm::Cortex_a8_relocs_info): New type.
2165 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2166 New data member declarations.
2167 (Target_arm::scan_reloc_for_stub): Record information about
2168 relocations for THUMB branches that might be exempted from the
2169 Cortex-A8 workaround.
2170 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2171 at the beginning of a relaxation pass.
2173 2010-01-12 Doug Kwan <dougkwan@google.com>
2175 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2176 (Arm_relobj::Mapping_symbol_position,
2177 Arm_reloj::Mapping_symbol_position_less,
2178 Arm_relobj::Mapping_symbols_info): New types.
2179 (Target_arm::is_mapping_symbol_name): New method definition.
2180 (Arm_relobj::do_count_local_symbols): Save information about mapping
2183 2010-01-11 Doug Kwan <dougkwan@google.com>
2185 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2186 Arm_relocate_functions::thumb32_branch_upper,
2187 Arm_relocate_functions::thumb32_branch_lower,
2188 Arm_relocate_functions::thumb32_cond_branch_offset,
2189 Arm_relocate_functions::thumb32_cond_branch_upper,
2190 Arm_relocate_functions::thumb32_cond_branch_lower,
2191 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2192 branch offset encoding.
2193 (Arm_relocate_functions::thumb_branch_common): Use new branch
2194 offset encoding methods to avoid code duplication.
2195 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2196 (Stub_addend_reader::operator()): Use new branch encoding method
2197 to avoid code duplication.
2199 2010-01-11 Doug Kwan <dougkwan@google.com>
2201 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2202 (Target_arm::do_finalize_sections): Define special EXIDX section
2203 symbols only if referenced.
2204 * gc.h (Garbage_collection::add_reference): New method.
2205 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2208 2010-01-11 Ian Lance Taylor <iant@google.com>
2210 * script.cc (Version_script_info::build_expression_list_lookup):
2211 Change complaing about duplicate wildcard match from error to
2214 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2216 (Version_script_info::Version_script_info): Initialize globs_,
2217 default_version_, default_is_global_, and exact_. Don't
2218 initialize globals_ or locals_.
2219 (Version_script_info::build_lookup_tables): Build local symbols
2221 (Version_script_info::unquote): New function.
2222 (Version_script_info::add_exact_match): New function.
2223 (Version_script_info::build_expression_list_lookup): Remove lookup
2224 parameter. Add is_global parameter. Change all callers. Handle
2225 wildcard pattern specially. Unquote pattern. Call
2227 (Version_script_info::get_name_to_match): New function.
2228 (Version_script_info::get_symbol_version): New function.
2229 (Version_script_info::get_symbol_version_helper): Remove.
2230 (Version_script_info::check_unmatched_names): Call unquote.
2231 * script.h (class Version_script_info): Change get_symbol_version
2232 to be non-inline and add is_global parameter; change all callers.
2233 Rewrite symbol_is_local. Update declarations. Define struct
2234 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2235 Remove globals_ and locals_ members. Add exact_, globs_,
2236 default_version_, is_global_.
2237 (Version_script_info::Glob): Remove pattern, add expression and
2238 is_global. Update constructor. Change all callers.
2239 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2241 (Versions::symbol_section_contents): If a symbol is undefined, or
2242 defined in a dynamic object, set the version index to
2244 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2246 (Symbol_table::add_from_pluginobj): Likewise.
2247 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2249 2010-01-11 Doug Kwan <dougkwan@google.com>
2251 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2252 (incremental_dump_LDADD): Add linking option for libintl.
2253 * Makefile.in: Regenerate.
2255 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2258 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2260 * testsuite/Makefile.in: Regenerated.
2262 2010-01-10 Doug Kwan <dougkwan@google.com>
2264 * options.h (DEFINE_var): Use parentheses around argument varname__
2265 in macro body to avoid any unintended subsequent substitutions.
2267 2010-01-10 Ian Lance Taylor <iant@google.com>
2269 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2270 candidates before doing symbol resolution.
2272 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2273 ODR candidates if only one is weak.
2275 2010-01-08 Ian Lance Taylor <iant@google.com>
2277 * script.cc (Version_script_info::build_expression_list_lookup):
2278 Don't warn about ambiguous version, just record the ambiguity.
2279 (Version_script_info::get_symbol_version_helper): Give error if
2280 version is ambiguous.
2282 2010-01-08 Doug Kwan <dougkwan@google.com>
2284 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2285 prev_data_size_ and prev_addralign_. Remove initializer for
2286 deleted data member has_been_changed_.
2287 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2288 to determine if the table is empty.
2289 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2291 (Stub_table::add_reloc_stub): Define method in class definition
2292 instead of just declaring it there.
2293 (Stub_table::add_cortex_a8_stub): New method definition.
2294 (Stub_table::update_data_size_and_addralign): Ditto.
2295 (Stub_table::finalize_stubs): Ditto.
2296 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2297 (Stub_table::do_addralign_): Return address alignment in the
2298 (Stub_table::do_reset_address_and_file_offset): Define method in
2299 class definition instead of declaring it there. Set current data
2300 size to be the data size of the previous pass.
2301 (Stub_table::set_final_data_size): Use current data size as the
2303 (Stub_table::relocate_stub): Change parameter type of stub from
2304 Reloc_stub pointer to Stub pointer.
2305 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2306 (Stub_table::Cortex_a8_stub_list): New typedef.
2307 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2308 Stub_table::prev_addralign_): New data member.
2309 (Arm_relobj::Arm_relobj): Initialize data member
2310 section_has_cortex_a8_workaround_.
2311 (Arm_relobj::section_has_cortex_a8_workaround,
2312 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2314 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2316 (Target_arm::relocate_stub): Change parameter type of stub from
2317 Reloc_stub pointer to Stub pointer.
2318 (Insn_template::size, Insn_template::alignment): Handle
2319 THUMB16_SPECIAL_TYPE.
2320 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2321 Stub_table::update_data_size_and_addralign,
2322 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2324 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2325 (Stub_table::do_write): Ditto.
2326 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2328 2010-01-08 Ian Lance Taylor <iant@google.com>
2331 * symtab.h (class Symbol): Remove fields is_target_special_ and
2332 has_plt_offset_. Add field is_defined_in_discarded_section_.
2333 (Symbol::is_defined_in_discarded_section): New function.
2334 (Symbol::set_is_defined_in_discarded_section): New function.
2335 (Symbol::has_plt_offset): Rewrite.
2336 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2337 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2338 Don't initialize is_target_special_ or has_plt_offset_.
2339 Initialize is_defined_in_discarded_section_.
2340 (Symbol_table::add_from_relobj): If appropriate, set
2341 is_defined_in_discarded_section.
2342 * resolve.cc (Symbol::override_base_with_special): Don't test
2343 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2344 * target-reloc.h (relocate_section): Do special handling for
2345 symbols defined in discarded sections for global symbols as well
2348 2010-01-08 Ian Lance Taylor <iant@google.com>
2350 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2351 the SHT_SYMTAB case.
2353 2010-01-08 Ian Lance Taylor <iant@google.com>
2355 * object.cc (Sized_relobj::do_layout): Don't get confused if
2356 layout_eh_frame returns NULL.
2358 2010-01-08 Ian Lance Taylor <iant@google.com>
2361 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2362 dynamic symbol table, use the normal symbol table.
2363 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2366 2010-01-08 Ian Lance Taylor <iant@google.com>
2369 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2372 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2374 * version.cc (print_version): Change to "Copyright 2010".
2376 2010-01-08 Ian Lance Taylor <iant@google.com>
2380 * i386.cc (class Target_i386): Change return type of plt_section
2382 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2383 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2384 tls_desc_rel_ field.
2385 (Output_data_plt_i386::rel_tls_desc): New function.
2386 (Target_i386::rel_tls_desc_section): New function.
2387 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2388 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2389 R_386_TLS_DESC reloc in rel_tls_desc_section.
2390 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2391 Define struct Tlsdesc_info.
2392 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2393 (Target_x86_64::do_reloc_symbol_index): New function.
2394 (Target_x86_64::add_tlsdesc_info): New function.
2395 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2396 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2398 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2400 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2401 (Target_x86_64::rela_tlsdesc_section): New function.
2402 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2404 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2405 (Target_x86_64::do_reloc_addend): New function.
2406 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2407 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2408 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2409 (Output_reloc::type): New function.
2410 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2411 (Output_reloc::is_target_specific): New function.
2412 (Output_reloc::target_arg): New function.
2413 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2414 absolute relocs and target specific relocs.
2415 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2416 add_target_specific.
2417 (class Output_data_reloc) [SHT_RELA]: Likewise.
2418 * output.cc (Output_reloc::Output_reloc): Add four new versions
2419 for absolute relocs and target specific relocs.
2420 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2421 (Output_reloc::get_symbol_index): Likewise.
2422 (Output_reloc::local_section_offset): Check that local_sym_index_
2423 is not TARGET_CODE or 0.
2424 (Output_reloc::symbol_value): Likewise.
2425 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2427 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2428 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2430 * layout.cc (add_target_dynamic_tags): Use output section for
2431 DT_PLTRELSZ and DT_JMPREL.
2433 2010-01-07 Ian Lance Taylor <iant@google.com>
2436 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2438 (class Output_data_reloc_generic): Define.
2439 (class Output_data_reloc_base): Change base class to
2440 Output_data_reloc_generic. Change add() method to call
2441 bump_relative_reloc_count for a relative reloc. Remove
2443 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2445 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2446 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2448 * layout.h (class Layout): Update declaration.
2450 2010-01-07 Ian Lance Taylor <iant@google.com>
2452 * output.h (class Output_data): Add const version of
2453 output_section and do_output_section.
2454 (class Output_section_data): Add const version of
2456 (class Output_section): Likewise.
2457 * layout.cc (Layout::add_target_dynamic_tags): New function.
2458 * layout.h (class Layout): Update declarations.
2459 * arm.cc (Target_arm::do_finalize_sections): Use
2460 add_target_dynamic_tags.
2461 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2462 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2463 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2464 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2466 2010-01-07 Ian Lance Taylor <iant@google.com>
2469 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2472 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2473 Ian Lance Taylor <iant@google.com>
2476 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2477 Xindex::read_symtab_xindex.
2479 2010-01-07 Doug Kwan <dougkwan@google.com>
2481 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2482 (Insn_template::thumb16_bcond_insn): New method declaration.
2483 (Insn_template): Fix spelling.
2484 (Stub::thumb16_special): New method declaration.
2485 (Stub::do_write): Define virtual method which was previously pure
2487 (Stub::do_thumb16_special): New method declaration.
2488 (Stub::do_fixed_endian_write): New template member.
2489 (Reloc_stub::do_write): Remove.
2490 (Reloc_stub::do_fixed_endian_write): Remove.
2491 (Cortex_a8_stub): New class definition.
2492 (Stub_factory::make_cortex_a8_stub): New method definition.
2493 (Stub_factory::Stub_factory): Add missing static storage class
2494 qualifier for elf32_arm_stub_a8_veneer_blx.
2496 2010-01-07 Ian Lance Taylor <iant@google.com>
2499 * options.h (class General_options): Add --warn-unresolved-symbols
2500 and --error-unresolved-symbols.
2501 * errors.cc (Errors::undefined_symbol): Implement
2502 --warn-unresolved-symbols.
2504 * options.h (class General_options): Add -z text and -z textoff.
2505 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2507 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2509 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2510 (Garbage_collection::cident_sections): New function.
2511 (Garbage_collection::add_cident_section): New function.
2512 (Garbage_collection::cident_sections_): New member.
2513 (gc_process_relocs): Add references to sections whose names are C
2515 * gold.h (cident_section_start_prefix): New constant.
2516 (cident_section_stop_prefix): New constant.
2517 (is_cident): New function.
2518 * layout.cc (Layout::define_section_symbols): Replace string constants
2519 with the newly defined constants.
2520 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2522 * testsuite/Makefile.am: Add gc_orphan_section_test.
2523 * testsuite/Makefile.in: Regenerate.
2524 * testsuite/gc_orphan_section_test.cc: New file.
2525 * testsuite/gc_orphan_section_test.sh: New file.
2527 2010-01-06 Ian Lance Taylor <iant@google.com>
2530 * options.h (class General_options): Add --warn-shared-textrel.
2531 * layout.cc (Layout::finish_dynamic_section): Implement
2532 --warn-shared-textrel.
2535 * options.h (class General_options): Add --warn-multiple-gp.
2537 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2539 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2540 $(THREADSLIB) and $(LIBDL).
2541 * Makefile.in: Rebuild.
2543 2010-01-06 Ian Lance Taylor <iant@google.com>
2546 * options.cc (General_options::parse_section_start): New function.
2547 (General_options::section_start): New function.
2548 (General_options::General_options): Initialize all members.
2549 * options.h: Include <map>
2550 (class General_options): Add --section-start. Add section_starts_
2552 * layout.cc (Layout::attach_allocated_section_to_segment): If
2553 --section-start was used, set the address of the segment. Remove
2554 local sort_sections.
2555 (Layout::relaxation_loop_body): If the address of the load segment
2556 has been set by --section-start, don't use it.
2557 * output.h (Output_segment::update_flags_for_output_section): New
2559 * output.cc (Output_segment::add_output_section): Call
2560 update_flags_for_output_section.
2562 2010-01-05 Ian Lance Taylor <iant@google.com>
2565 * options.h (class General_options): Add --undefined-version.
2566 * script.cc (struct Version_expression): Add was_matched_by_symbol
2568 (Version_script_info::matched_symbol): New function.
2569 (Version_script_info::get_symbol_version_helper): Call
2571 (Version_script_info::check_unmatched_names): New function.
2572 * script.h (class Version_script_info): Update declarations.
2573 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2575 * options.h (class General_options): Use DEFINE_bool_alias for
2576 allow_multiple_definition.
2577 * resolve.cc (Symbol_table::should_override): Don't test
2578 allow_multiple_definition.
2581 * options.h (class General_options): Add --cref.
2582 * main.cc (main): Print cref table if --cref. Don't close mapfile
2583 until after printing cref table.
2584 * cref.cc: Include "symtab.h".
2585 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2586 (Cref_table_compare::operator()): New function.
2587 (Cref_inputs::gather_cref): New function.
2588 (filecol): New static const.
2589 (Cref_inputs::print_cref): New function.
2590 (Cref::print_cref): New function.
2591 * cref.h: Include <cstdio>.
2592 (class Cref): Update declarations.
2593 * mapfile.h (Mapfile::file): New function.
2594 * object.h (class Object): Define Symbols. Declare virtual
2595 do_get_global_symbols.
2596 (Object::get_global_symbols): New function.
2597 * object.cc (Input_objects::add_object): Pass object to cref_ if
2599 (Input_objects::archive_start): Likewise.
2600 (Input_objects::archive_stop): Likewise.
2601 (Input_objects::print_cref): New function.
2602 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2603 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2605 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2607 * plugin.h (class Sized_pluginobj): Update declarations.
2609 2010-01-05 Ian Lance Taylor <iant@google.com>
2611 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2612 to is_default_version. Rename insdef to insdefault.
2613 (Symbol_table::add_from_relobj): Rename def to is_default_version
2614 and local to is_forced_local.
2615 (Symbol_table::add_from_pluginobj): Likewise.
2616 (Symbol_table::add_from_dynobj): Likewise.
2617 (Symbol_table::define_special_symbol): Rename insdef to
2620 2010-01-04 Ian Lance Taylor <iant@google.com>
2623 * options.h (class General_options): Add
2624 --allow-multiple-definition and -z muldefs.
2625 * resolve.cc (Symbol_table::should_override): Don't warn about a
2626 multiple symbol definition if --allow-multiple-definition or -z
2630 * options.h (class General_options): Add --add-needed and
2631 --copy-dt-needed-entries. Tweak --as-needed help entry.
2632 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2633 error if --copy-dt-needed-entries aka --add-needed is used and
2634 would cause a change in behaviour.
2637 * options.h (class General_options): Add -G as a short version of
2638 --shared. Add no-op options -assert, -g, and -i.
2640 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2642 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2643 check for .text or .gnu.linkonce.t sections.
2644 * icf.cc (Icf::find_identical_sections): Ditto.
2645 Change the detection for mangled function name within the section
2647 * icf.h (is_section_foldable_candidate): New function.
2649 2009-12-30 Ian Lance Taylor <iant@google.com>
2652 * options.h (class General_options): Permit two dashes with
2653 --retain-symbols-file.
2655 2009-12-30 Ian Lance Taylor <iant@google.com>
2658 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2659 don't put the file header and segment headers in the text
2663 * common.cc (Sort_commons::operator()): Stabilize sort when both
2665 (Symbol_table::do_allocate_commons_list): When allocating common
2666 symbols, skip a symbol which is no longer common.
2667 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2668 an object before checking its type.
2669 * testsuite/common_test_2.c: New file.
2670 * testsuite/common_test_3.c: New file.
2671 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2672 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2673 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2674 (common_test_2_pic.o, common_test_2.so): New targets.
2675 (common_test_3_pic.o, common_test_3.so): New targets.
2676 * testsuite/Makefile.in: Rebuild.
2679 * script.cc (read_input_script): If we see a new SECTIONS clause,
2680 and we have added an input section, give an error.
2681 * layout.h (class Layout): Add have_added_input_section function.
2682 Add have_added_input_section_ field.
2683 * layout.cc (Layout::Layout): Initialize
2684 have_added_input_section_.
2685 (Layout::layout): Set have_added_input_section_.
2686 (Layout::layout_eh_frame): Likewise.
2688 2009-12-30 Ian Lance Taylor <iant@google.com>
2691 * options.h (class General_options): Add --sort-common option.
2692 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2693 * common.cc (Sort_common): Add sort_order parameter to
2694 constructor. Add sort_order_ field.
2695 (Sort_commons::operator): Check sort_order_.
2696 (Symbol_table::allocate_commons): Determine the sort order.
2697 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2699 (Symbol_table::do_allocate_commons_list): Likewise.
2701 2009-12-30 Ian Lance Taylor <iant@google.com>
2704 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2705 symbols from this object, don't change the visibility of an
2707 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2709 2009-12-30 Ian Lance Taylor <iant@google.com>
2712 * script.h (class Version_script_info): Define Language enum.
2713 Update declarations. Define Glob, Exact, and Lookup types. Add
2714 new fields globals_, locals_, and is_finalized_.
2715 * script.cc: Various formatting fixes.
2716 (class Parser_closure): Change language_stack_ from a vector of
2717 std::string to one of Version_script_info::Language. Adjust all
2719 (class Lazy_demangler): Remove.
2720 (struct Version_expression): Change language from std::string to
2721 Version_script_info::Language.
2722 (Version_script_info::Version_script_info): New function.
2723 (Version_script_info::~Version_script_info): Don't call clear.
2724 (Version_script_info::finalize): New function.
2725 (Version_script_info::build_lookup_tables): New function.
2726 (Version_script_info::build_expression_list_lookup): New
2728 (Version_script_info::get_symbol_version_helper): Rewrite to use
2730 (Version_script_info::print_expression_list): Adjust to use
2731 Version_script_info::Language.
2732 (script_push_lex_into_version_mode): Check that the version script
2733 has not been finalized.
2734 (version_script_push_lang): Change language string to
2735 Version_script_info::Language.
2736 * options.cc (Command_line::version_script): New function.
2737 * options.h (class General_options): Add finalize_dynamic_list
2738 function. Change version_script from declaration to definition.
2739 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2740 * testsuite/version_script.map: Remove duplicate def of foo.
2741 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2743 * testsuite/Makefile.in: Rebuild.
2745 2009-12-30 Ian Lance Taylor <iant@google.com>
2748 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2749 if the input symbol index is 0, make the output symbol index 0.
2751 2009-12-30 Ian Lance Taylor <iant@google.com>
2754 * options.h (class General_options): Add -x/--discard-all.
2755 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2756 --discard-all. If the local symbol needs a dynamic entry, check
2757 that before handling --discard-locals.
2759 2009-12-30 Ian Lance Taylor <iant@google.com>
2762 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2764 (Output_segment::add_output_section): Don't change the flags if
2768 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2769 GNU hash table if they need a dynamic value. Otherwise, don't add
2770 them if they are defined in a dynamic object or are forced local.
2772 2009-12-29 Ian Lance Taylor <iant@google.com>
2775 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2776 .gnu.hash table for a 32-bit target.
2779 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2780 regular and a dynamic object only needs a dynamic symbol table
2781 entry if it is externally visible.
2784 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2785 constructor. Add global_offset_table_ field.
2786 (Target_i386::got_section): Set global_offset_table_.
2787 (Target_i386::do_finalize_sections): Set global_offset_table_
2789 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2790 in constructor. Add global_offset_table_ field.
2791 (Target_x86_64::got_section): Set global_offset_table_.
2792 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2795 * layout.cc (Layout::Layout): Initialize increase_relro_.
2796 (Layout::get_output_section): Add is_relro, is_last_relro, and
2797 is_first_non_relro parameters. Change all callers.
2798 (Layout::choose_output_section): Likewise.
2799 (Layout::add_output_section_data): Likewise.
2800 (Layout::make_output_section): Likewise.
2801 (Layout::set_segment_offsets): Clear increase_relro when using a
2803 * layout.h (class Layout): Add increase_relro method. Add
2804 increase_relro_ field. Update declarations.
2805 * output.cc (Output_section::Output_section): Initialize
2806 is_last_relro_ and is_first_non_relro_.
2807 (Output_segment::add_output_section): Group relro sections is
2808 do_sort is true. Handle is_last_relro and is_first_non_relro.
2809 (Output_segment::maximum_alignment): Remove relro handling.
2810 (Output_segment::set_section_addresses): Add increase_relro
2811 parameter. Change all callers. Add initial alignment to align
2812 relro sections on separate page. Remove old relro handling.
2813 (Output_segment::set_section_list_addresses): Remove in_relro
2814 parameter. Change all callers.
2815 (Output_segment::set_offset): Add increase parameter. Change all
2816 callers. Remove old relro handling.
2817 * output.h (class Output_section): Add new methods: is_last_relro,
2818 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2819 Add is_last_relro_ and is_first_non_relro_ fields.
2820 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2821 Create separate .got.plt section. Call increase_relro.
2822 * x86_64.cc (Target_x86_64::got_section): Likewise.
2823 * testsuite/relro_script_test.t: Add .got.plt.
2826 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2827 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2828 (Layout::finalize): Call set_dynamic_symbol_size.
2829 (Layout::set_dynamic_symbol_size): New function.
2830 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2831 set_dynamic_symbol_size.
2834 * output.h (class Output_section): Add is_entsize_zero_ field.
2835 * output.cc (Output_section::Output_section): Initialize
2837 (Output_section::set_entsize): If two different entsizes are
2838 requested, force it to zero.
2839 (Output_section::add_input_section): Set flags for .debug_str
2840 before updating section flags. Set entsize.
2841 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2842 and SHF_STRING if all input sections have those flags.
2844 2009-12-29 Rafael Espindola <espindola@google.com>
2846 * main.cc (main): Fix the sys time reporting.
2847 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2850 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2852 * options.cc (General_options::parse_version): Allow -v to exit
2853 without an error if there is nothing to link.
2855 2009-12-29 Ian Lance Taylor <iant@google.com>
2857 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2858 using a version of gcc before 4.1.
2859 * configure: Rebuild.
2861 2009-12-28 Chris Demetriou <cgd@google.com>
2863 * attributes.cc (Output_attributes_section_data::do_write): Use
2864 std::vector::front rather than std::vector::data.
2866 2009-12-28 Ian Lance Taylor <iant@google.com>
2868 * symtab.h (class Symbol_table): Add enum Defined.
2869 * resolve.cc (Symbol_table::should_override): Add defined
2870 parameter. Change all callers. Test whether object is NULL
2871 before calling a method on it.
2872 (Symbol_table::report_resolve_problem): Add defined parameter.
2874 (Symbol_table::should_override_with_special): Likewise.
2875 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2876 parameter. Change all callers.
2877 (Symbol_table::do_define_in_output_data): Likewise.
2878 (Symbol_table::define_in_output_segment): Likewise.
2879 (Symbol_table::do_define_in_output_segment): Likewise.
2880 (Symbol_table::define_as_constant): Likewise.
2881 (Symbol_table::do_define_as_constant): Likewise.
2882 * script.h (class Symbol_assignment): Add is_defsym parameter to
2883 constructor; change all callers.
2884 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2885 parameter. Change all callers. Add is_defsym_ field.
2886 (class Parser_closure): Add parsing_defsym parameter to
2887 constructor; change all callers. Add parsing_defsym accessor
2888 function. Add parsing_defsym_ field.
2890 2009-12-28 Ian Lance Taylor <iant@google.com>
2892 * gold.cc (queue_middle_tasks): Fix formatting.
2893 * object.cc (Relobj::is_section_name_included): Likewise.
2895 2009-12-23 Ian Lance Taylor <iant@google.com>
2897 * i386.cc (Target_i386::do_calls_non_split): Recognize
2898 -fsplit-stack prologue for a function with a static chain.
2899 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2900 -fsplit-stack prologue when using %r11.
2902 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2904 * options.cc (General_options::parse_version): Make -v continue and do
2905 the link like GNU ld does.
2907 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2909 * Makefile.am (CCFILES): Add timer.cc.
2910 (HFILES): Add timer.h.
2911 * configure.ac: Check for sysconf and times.
2912 * main.cc: include timer.h.
2913 (main): Use Timer instead of get_run_time.
2916 * workqueue.cc: include timer.h.
2917 (Workqueue::find_and_run_task):
2918 Report user, sys and wall time.
2919 * Makefile.in: Regenerate.
2920 * config.in: Regenerate.
2921 * configure: Regenerate.
2923 2009-12-16 Doug Kwan <dougkwan@google.com>
2925 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2927 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2928 relaxed input sections.
2929 * output.cc (Output_section::find_relaxed_input_section): Change
2930 return type to Output_relaxed_input_section pointer. Adjust code
2931 for new type of relaxed_input_section_map_.
2932 * output.h (Output_section::find_relaxed_input_section): Change
2933 return type to Output_relaxed_input_section pointer.
2934 (Output_section::Output_relaxed_input_section_by_input_section_map):
2936 (Output_section::relaxed_input_section_map_): Change type to
2937 Output_section::Output_relaxed_input_section_by_input_section_map.
2938 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2941 2009-12-15 Ian Lance Taylor <iant@google.com>
2943 * layout.cc (Layout::create_shstrtab): Only write out after input
2944 sections if we are compressing debug sections.
2946 2009-12-15 Ian Lance Taylor <iant@google.com>
2948 * archive.cc (Archive::add_symbols): Only look up a symbol without
2949 a version if there is, in fact, a version.
2951 2009-12-14 Ian Lance Taylor <iant@google.com>
2953 Revert -Wshadow changes, all changes from:
2954 2009-12-11 Doug Kwan <dougkwan@google.com>
2955 2009-12-11 Nick Clifton <nickc@redhat.com>
2956 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2958 2009-12-11 Doug Kwan <dougkwan@google.com>
2960 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2962 * attributes.cc (Object_attribute::size): Ditto.
2963 (Attributes_section_data::size): Ditto.
2964 (Attributes_section_data::Attributes_section_data): Ditto.
2965 (Output_attributes_section_data::do_write): Ditto.
2966 * attributes.h (Object_attribute::set_type): Ditto.
2967 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2969 2009-12-11 Nick Clifton <nickc@redhat.com>
2971 * archive.cc: Fix shadowed variable warnings.
2973 * compressed_output.cc: Likewise.
2974 * compressed_output.h: Likewise.
2975 * configure: Likewise.
2976 * dwarf_reader.cc: Likewise.
2977 * dynobj.cc: Likewise.
2978 * dynobj.h: Likewise.
2979 * ehframe.cc: Likewise.
2980 * ehframe.h: Likewise.
2981 * errors.cc: Likewise.
2982 * expression.cc: Likewise.
2983 * fileread.cc: Likewise.
2984 * fileread.h: Likewise.
2985 * freebsd.h: Likewise.
2986 * i386.cc: Likewise.
2988 * incremental.h: Likewise.
2989 * layout.cc: Likewise.
2990 * layout.h: Likewise.
2991 * mapfile.cc: Likewise.
2992 * merge.cc: Likewise.
2993 * merge.h: Likewise.
2994 * object.cc: Likewise.
2995 * object.h: Likewise.
2996 * options.h: Likewise.
2997 * output.cc: Likewise.
2998 * output.h: Likewise.
2999 * parameters.cc: Likewise.
3000 * plugin.cc: Likewise.
3001 * powerpc.cc: Likewise.
3002 * reduced_debug_output.cc: Likewise.
3003 * reduced_debug_output.h: Likewise.
3004 * reloc.cc: Likewise.
3005 * reloc.h: Likewise.
3006 * resolve.cc: Likewise.
3007 * script-sections.cc: Likewise.
3008 * script.cc: Likewise.
3009 * script.h: Likewise.
3010 * sparc.cc: Likewise.
3011 * symtab.cc: Likewise.
3012 * symtab.h: Likewise.
3013 * target-select.cc: Likewise.
3014 * target-select.h: Likewise.
3015 * token.h: Likewise.
3016 * workqueue.cc: Likewise.
3017 * workqueue.h: Likewise.
3018 * x86_64.cc: Likewise.
3020 2009-12-10 Doug Kwan <dougkwan@google.com>
3022 * arm.cc (attributes.h): New include.
3023 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3024 (Arm_relobj::~Arm_relobj): Delete object pointed by
3025 attributes_section_data_.
3026 (Arm_relobj::attributes_section_data): New method definition.
3027 (Arm_relobj::attributes_section_data_): New data member declaration.
3028 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3029 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3030 attributes_section_data_.
3031 (Arm_dynobj::attributes_section_data): New method definition.
3032 (Arm_dynobj::attributes_section_data_): New data member declaration.
3033 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3034 initialization value of may_use_blx_ to false.
3035 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3036 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3037 object attributes to compute results instead of hard-coding.
3038 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3039 Target_arm::get_secondary_compatible_arch,
3040 Target_arm::set_secondary_compatible_arch
3041 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3042 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3043 New method declarations.
3044 (Target_arm::get_aeabi_object_attribute): New method definition.
3045 (Target_arm::attributes_section_data_): New data member declaration.
3046 (read_arm_attributes_section): New template definition.
3047 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3048 (Arm_dynobj::do_read_symbols): Ditto.
3049 (Target_arm::do_finalize_sections): Merge attributes sections from
3050 input. Check for BLX use after attributes section merging.
3051 Fix __exidx_start and __exidx_end visibility. Create an
3052 .ARM.attributes section if necessary.
3053 (Target_arm::get_secondary_compatible_arch,
3054 Target_arm::set_secondary_compatible_arch,
3055 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3056 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3057 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3058 New method definitions.
3060 2009-12-09 Ian Lance Taylor <iant@google.com>
3062 * plugin.cc (Plugin::load): Don't cast from void* to a function
3065 2009-12-09 Ian Lance Taylor <iant@google.com>
3067 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3070 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3072 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3073 Replace two_file_shared_1.so with two_file_shared_2.so.
3074 * testsuite/Makefile.in: Regenerated.
3076 2009-12-08 Doug Kwan <dougkwan@google.com>
3078 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3079 (HFILES): Add attributes.h and int_encoding.h.
3080 * Makefile.in: Regenerate.
3081 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3082 function definitions to int_encoding.cc
3083 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3084 prototypes to int_encoding.h
3085 * reduced_debug_output.cc (int_encoding.h): New include.
3086 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3087 function definitions to int_encoding.cc
3088 (insert_into_vector, read_from_pointer): Move template definitions to
3090 * attributes.cc: New file.
3091 * attributes.h: New file.
3092 * int_encoding.cc: New file.
3093 * int_encoding.h: New file.
3095 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3098 * incremental-dump.cc (dump_incremental_inputs): New.
3099 (main): Use dump_incremental_inputs.
3101 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3104 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3105 checking elfcpp::STT_FUNC.
3106 (Target_i386::Relocate::relocate): Likewise.
3107 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3109 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3110 symbols from shared libraries into normal FUNC symbols.
3112 * symtab.h (Symbol): Add is_func and use it.
3114 2009-12-05 Doug Kwan <dougkwan@google.com>
3116 * arm.cc (Target_arm::arm_info): Initialize new fields
3117 attributes_section and attributes_vendor.
3118 * i386.cc (Target_i386::i386_info): Same.
3119 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3120 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3121 fields attributes_section and attributes_vendor.
3122 * sparc.cc (Target_sparc::sparc_info): Same.
3123 * target.h (Target::attributes_section, Target::attributes_vendor,
3124 Target::is_attributes_section, Target::attribute_arg_type,
3125 Target::attributes_order): New method definitions.
3126 (Target::Target_info::attributes_section,
3127 Target::Target_info::attributes_vendor): New fields.
3128 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3129 virtual method definitions.
3130 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3131 attributes_section and attributes_vendor.
3132 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3134 2009-12-05 Doug Kwan <dougkwan@google.com>
3136 * arm.cc: Update comments about interworking and stub generation.
3137 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3138 considered as non-PIC.
3139 (Arm_relocate_functions::base_abs): Fix formatting.
3140 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3141 of function to use GOT entry address instead of offset.
3142 (Target_arm::Scan::global): Issue an error if a symbol would need a
3143 PLT does not get one because it is untyped. Remove code to create
3144 dynamic symbols for relative branches.
3145 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3146 takes unsigned integer instead of boolean.
3148 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3150 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3151 (two_file_test_LDADD): Likewise.
3152 (common_test_1_LDADD): Likewise.
3153 (exception_test_LDADD) Likewise.
3154 (weak_test_LDADD): Likewise.
3155 (many_sections_test_LDADD): Likewise.
3156 (initpri1_LDADD): Likewise.
3157 (script_test_1_LDADD): Likewise.
3158 (script_test_2_LDADD): Likewise.
3159 (justsyms_LDADD): Likewise.
3160 (binary_test_LDADD): Likewise.
3161 (large_LDADD): Likewise.
3162 * testsuite/Makefile.in: Regenerated.
3164 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3166 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3167 (Symbol_table::override_with_special): Likewise.
3168 (Symbol_table::add_from_object): Likewise.
3170 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3172 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3173 Don't set the data_offset twice.
3175 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3177 * testsuite/Makefile.in: Regenerate.
3179 2009-12-03 Doug Kwan <dougkwan@google.com>
3181 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3182 (Target_arm::do_finalize_sections): Add parameter for symbol table
3183 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3184 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3185 parameter for symbol table pointer.
3186 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3187 an additional parameter for a pointer to symbol table.
3188 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3189 parameter for a symbol table pointer.
3190 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3191 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3193 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3194 parameter for a symbol table pointer.
3196 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3198 * incremental.cc (Incremental_inputs_header)
3199 (Incremental_inputs_header_write, Incremental_inputs_entry)
3200 (Incremental_inputs_entry_write): Move ...
3201 * incremental.h (Incremental_inputs_header)
3202 (Incremental_inputs_header_write, Incremental_inputs_entry)
3203 (Incremental_inputs_entry_write): here.
3205 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3207 * incremental.cc (make_sized_incremental_binary): Set the target.
3208 Error if it is incompatible.
3209 * output.h (Output_file): Add filename method.
3211 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3213 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3214 from the get_* methods.
3216 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3218 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3219 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3220 Write 0 for the data_offset of scripts.
3222 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3224 * testsuite/Makefile.am: Add the incremental_test.sh test.
3225 * testsuite/incremental_test.sh: New.
3226 * testsuite/incremental_test_1.c: New.
3227 * testsuite/incremental_test_2.c: New.
3229 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3231 * incremental-dump.cc (main): Fix typos.
3233 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3236 * incremental-dump.cc (main): Use llu to print 64 bit values.
3238 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3239 H.J. Lu <hongjiu.lu@intel.com>
3241 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3243 (incremental_dump_LDADD): Likewise.
3244 * Makefile.in: Regenerated.
3246 2009-11-25 Doug Kwan <dougkwan@google.com>
3250 2009-11-25 Doug Kwan <dougkwan@google.com>
3252 * arm.cc (Target_arm::Target_arm): Move method definition
3253 outside of class definition. Add code to handle
3254 --target1-rel, --target1-abs and --target2= options.
3255 (Target_arm::get_reloc_reloc_type): Change method to be
3256 non-static and const.
3257 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3258 New data member declaration.
3259 (Target_arm::Scan::local, Target_arm::Scan::global,
3260 Target_arm::Relocate::relocate,
3261 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3262 Adjust call to Target_arm::get_real_reloc_type.
3263 (Target_arm::get_real_reloc_type): Use command line options
3264 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3265 * options.h (--target1-rel, --target1-abs, --target2): New
3268 2009-11-25 Doug Kwan <dougkwan@google.com>
3270 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3271 class definition. Add code to handle --target1-rel, --target1-abs
3272 and --target2= options.
3273 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3275 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3277 (Target_arm::Scan::local, Target_arm::Scan::global,
3278 Target_arm::Relocate::relocate,
3279 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3280 call to Target_arm::get_real_reloc_type.
3281 (Target_arm::get_real_reloc_type): Use command line options to
3282 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3283 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3286 2009-11-25 Doug Kwan <dougkwan@google.com>
3288 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3289 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3290 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3292 (Arm_relocate_functions::thm_call): Replace body with a call to
3293 Arm_relocate_functions::thumb_branch_common.
3294 (Arm_relocate_functions::thm_jump24,
3295 Arm_relocate_functions::thm_xpc22): New method definitions.
3296 (Arm_relocate_functions::thumb_branch_common): New method definition.
3297 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3299 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3300 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3302 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3304 * Makefile.am: Build incremental-dump
3305 * Makefile.in: Regenerate.
3306 * incremental-dump.cc: New.
3307 * incremental.cc (Incremental_inputs_header_data,
3308 Incremental_inputs_entry_data): Move to incremental.h
3309 * incremental.h: (Incremental_inputs_header_data,
3310 Incremental_inputs_entry_data): Move from incremental.cc
3312 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3314 * incremental.cc (Incremental_inputs_header,
3315 Incremental_inputs_header_write, Incremental_inputs_entry,
3316 Incremental_inputs_entry_write): Add a typedef with the data type.
3318 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3320 * incremental.cc (Incremental_inputs_header,
3321 Incremental_inputs_header_write, Incremental_inputs_entry,
3322 Incremental_inputs_entry_write): Update comment about which
3323 type has the filed descriptions.
3325 2009-11-15 Doug Kwan <dougkwan@google.com>
3327 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3328 (Arm_relocate_functions::arm_branch_common): Change method defintion
3329 in class definition to a method declaration and update list of formal
3331 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3332 Arm_relocation_functions::jump24): Adjust call to
3333 Arm_relocate_functions::arm_branch_common. Update list of formal
3335 (Arm_relocate_functions::xpc25): New method definition.
3336 (Arm_relocate_functions::arm_branch_common): Move method defintion
3337 out from class definition. Use stubs for mode-switching and extending
3339 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3340 specially. Change code to enable use of stubs in ARM branches.
3342 2009-11-10 Doug Kwan <dougkwan@google.com>
3344 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3345 in method declaration.
3346 (Target_arm::relocate_stub): New method declaration.
3347 (Target_arm::default_target): Change to return a pointer instead of
3349 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3350 Target_arm::default_target.
3351 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3353 (Target_arm::relocate_section): Adjust view.
3354 (Target_arm::relocate_stub): New method definition.
3356 2009-11-10 Doug Kwan <dougkwan@google.com>
3358 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3360 * incremental.cc (open_incremental_binary): Initialized local
3361 variables to avoid warnings.
3362 * object.cc (make_elf_object): Ditto.
3363 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3366 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3369 * testsuite/plugin_test.c: Include "config.h".
3371 2009-11-09 Doug Kwan <dougkwan@google.com>
3373 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3374 (arm_symbol_value): Remove.
3375 (Arm_relocate_functions::arm_branch_common,
3376 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3377 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3378 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3379 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3380 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3381 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3382 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3383 Arm_relocate_functions::thm_mobw_abs_nc,
3384 Arm_relocate_functions::thm_mov_abs,
3385 Arm_relocate_functions::movw_prel_nc,
3386 Arm_relocate_functions::thm_movt_abs,
3387 Arm_relocate_functions::movt_prel,
3388 Arm_relocate_functions::thm_movw_prel_nc,
3389 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3390 (Target_arm::Relocate::relocate): Only decompose address into two
3391 parts if relocation type uses the thumb-bit and pass the actual
3392 bit instead of a flag indicating that the thumb-bit is used. Adjust
3393 calls to methods in Arm_relocate_functions for this change.
3395 2009-11-08 Ian Lance Taylor <iant@google.com>
3398 * reloc.cc: Instantiate
3399 Sized_relobj::initialize_input_to_output_maps and
3400 Sized_relobj:free_input_to_output_maps.
3402 2009-11-06 Ian Lance Taylor <iant@google.com>
3405 * defstd.cc (in_segment): Set only_if_ref true for "end".
3407 2009-11-06 Doug Kwan <dougkwan@google.com>
3409 * arm.cc (class Reloc_stub): Correct a comment.
3410 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3411 (Target_arm::scan_section_for_stubs): New method declaration.
3412 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3413 Change methods from private to protected.
3414 (Target_arm::do_may_relax): New method definition.
3415 (Target_arm::do_relax, Target_arm::group_sections,
3416 Target_arm::scan_reloc_for_stub,
3417 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3418 (Target_arm::arm_input_section_map_): New data member declaration.
3419 (Target_arm::scan_reloc_for_stub,
3420 Target_arm::scan_reloc_section_for_stubs,
3421 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3422 Target_arm::do_relax): New method definitions.
3424 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3426 * configure.ac: Check for (struct stat)::st_mtim
3427 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3428 * config.in: Regenerate.
3429 * configure: Regenerate.
3431 2009-11-05 Ian Lance Taylor <iant@google.com>
3434 * output.cc (Output_segment::add_output_section): Add missing
3437 2009-11-04 Ian Lance Taylor <iant@google.com>
3440 * object.h (class Object): Add is_needed and set_is_needed
3441 methods. Add is_needed_ field. Make bool fields into bitfields.
3442 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3443 defined in a dynamic object and referenced by a regular object,
3444 set is_needed for the dynamic object.
3445 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3446 if the file is marked with as_needed and it is not needed.
3448 2009-11-04 Ian Lance Taylor <iant@google.com>
3451 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3452 tags if data is discarded by linker script.
3453 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3454 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3455 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3456 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3458 2009-11-04 Ian Lance Taylor <iant@google.com>
3460 * layout.cc (Layout::get_output_section): Add is_interp and
3461 is_dynamic_linker_section parameters. Change all callers.
3462 (Layout::choose_output_section): Likewise.
3463 (Layout::make_output_section): Likewise.
3464 (Layout::add_output_section_data): Add is_dynamic_linker_section
3465 parameter. Change all callers.
3466 * layout.h (class Layout): Update declarations.
3467 * output.h (class Output_section): Add is_interp, set_is_interp,
3468 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3469 Add is_interp_, is_dynamic_linker_section_ fields. Change
3470 generate_code_fills_at_write_ to a bitfield.
3471 * output.cc (Output_section::Output_sections): Initialize new
3473 (Output_segment::add_output_section): Add do_sort parameter.
3476 2009-11-03 Ian Lance Taylor <iant@google.com>
3479 * options.h (class General_options): Add --warn-common.
3480 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3481 merging two common symbols.
3482 (Symbol_table::should_override): Handle --warn-common when merging
3483 a common symbol with a defined symbol. Use report_resolve_problem
3484 for multiple definitions.
3485 (Symbol_table::report_resolve_problem): New function.
3486 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3488 2009-11-03 Doug Kwan <dougkwan@google.com>
3490 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3492 (Target_arm::stub_factory): New method definition.
3493 (Target_arm::new_arm_input_section,
3494 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3495 Target_arm::reloc_uses_thumb_bit): New method declarations.
3496 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3497 New type definitions.
3498 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3499 member declarations.
3500 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3501 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3502 New method definitions.
3504 2009-11-03 Ian Lance Taylor <iant@google.com>
3506 * options.h (class General_options): Add --warn_constructors.
3508 2009-11-03 Ian Lance Taylor <iant@google.com>
3511 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3512 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3514 2009-11-03 Ian Lance Taylor <iant@google.com>
3517 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3518 --msgid-bugs-address.
3519 (install-pdf): New target.
3520 (install-data_yes): Look up one directory to find mkinstalldirs.
3522 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3524 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3527 2009-10-30 Doug Kwan <dougkwan@google.com>
3529 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3531 2009-10-30 Doug Kwan <dougkwan@google.com>
3533 * arm.cc (Stub_addend_reader): New struct template definition
3534 and partial specializations.
3535 (Stub_addend_reader::operator()): New method definition for a
3536 partially specialized template.
3538 2009-10-30 Doug Kwan <dougkwan@google.com>
3540 * arm.cc (Arm_relobj::processor_specific_flags): New method
3542 (Arm_relobj::do_read_symbols): New method declaration.
3543 (Arm_relobj::processor_specific_flags_): New data member declaration.
3544 (Arm_dynobj): New class definition.
3545 (Target_arm::do_finalize_sections): Add input_objects parameter.
3546 (Target_arm::do_adjust_elf_header): New method declaration.
3547 (Target_arm::are_eabi_versions_compatible,
3548 (Target_arm::merge_processor_specific_flags): New method declaration.
3549 (Target_arm::do_make_elf_object): New overloaded method definitions
3551 (Arm_relobj::do_read_symbols): New method definition.
3552 (Arm_dynobj::do_read_symbols): Ditto.
3553 (Target_arm::do_finalize_sections): Add input_objects parameters.
3554 Merge processor-specific flags from all input objects.
3555 (Target_arm::are_eabi_versions_compatible,
3556 Target_arm::merge_processor_specific_flags,
3557 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3558 New method definitions.
3559 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3560 Input_objects pointer type parameter.
3561 * layout.cc (Layout::finalize): Pass input objects to target's.
3562 finalize_sections function.
3563 * output.cc (Output_file_header::do_sized_write): Set ELF file
3564 header's processor-specific flags.
3565 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3566 Input_objects pointer type parameter.
3567 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3568 * target.h (Input_objects): New forward class declaration.
3569 (Target::processor_specific_flags,
3570 Target::are_processor_specific_flags_sect): New method definitions.
3571 (Target::finalize_sections): Add input_objects parameter.
3572 (Target::Target): Initialize processor_specific_flags_ and
3573 are_processor_specific_flags_set_.
3574 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3576 (Target::set_processor_specific_flags): New method definition.
3577 (Target::processor_specific_flags_,
3578 Target::are_processor_specific_flags_set_): New data member
3580 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3581 Input_objects pointer type parameter.
3583 2009-10-30 Doug Kwan <dougkwan@google.com>
3585 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3587 2009-10-28 Ian Lance Taylor <iant@google.com>
3589 * object.h (class Relobj): Drop options parameter from
3590 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3591 do_scan_relocs, do_relocate. Change all callers.
3592 (class Sized_relobj): Drop options parameters from
3593 do_gc_process_relocs, do_scan_relocs, do_relocate,
3594 do_relocate_sections, relocate_sections, emit_relocs_scan,
3595 emit_relocs_scan_reltype. Change all callers.
3596 (struct Relocate_info): Remove options field and all references to
3598 * reloc.h (class Read_relocs): Remove options constructor
3599 parameter and options_ field. Change all callers.
3600 (class Gc_process_relocs, class Scan_relocs): Likewise.
3601 (class Relocate_task): Likewise.
3602 * target-reloc.h (scan_relocs): Remove options parameter. Change
3604 (scan_relocatable_relocs): Likewise.
3605 * target.h (class Sized_target): Remove options parameter from
3606 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3608 * gc.h (gc_process_relocs): Remove options parameter. Change all
3610 * arm.cc: Update functions to remove options parameters.
3611 * i386.cc: Likewise.
3612 * powerpc.cc: Likewise.
3613 * sparc.cc: Likewise.
3614 * x86_64.cc: Likewise.
3615 * testsuite/testfile.cc: Likewise.
3617 2009-10-28 Doug Kwan <dougkwan@google.com>
3619 * arm.cc (Arm_relobj): New class definition.
3620 (Arm_relobj::scan_sections_for_stubs,
3621 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3622 New method definitions.
3624 2009-10-28 Cary Coutant <ccoutant@google.com>
3626 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3627 (Plugin::cleanup_done_): New member.
3628 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3629 (Plugin_manager::cleanup_done_): Remove.
3630 (Plugin_manager::add_input_file): Edit error message.
3631 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3632 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3634 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3636 * fileread.cc: (File_read::View::~View): Use the new
3637 data_ownership_ filed.
3638 (File_read::~File_read): Dispose the new whole_file_view_.
3639 (File_read::open): Mmap the whole file if needed.
3640 (File_read::open): Use whole_file_view_ instead of contents_.
3641 (File_read::find_view): Use whole_file_view_ if applicable.
3642 (File_read::do_read): Use whole_file_view_ instead of contents_.
3643 (File_read::make_view): Use whole_file_view_ instead of contents_,
3644 update File_read::View::View call.
3645 (File_read::find_or_make_view): Update File_read::View::View
3647 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3649 (File_read::View::Data_ownership): New enum.
3650 (File_read::View::View): Replace bool mapped_ with Data_ownership
3652 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3653 (File_read::View::data_ownership_): New field.
3654 (File_read::contents_): Remove (replaced by whole_file_view_).
3655 (File_read::whole_file_view_): New field.
3656 * options.h (class General_options): Add --keep-files-mapped.
3658 2009-10-27 Cary Coutant <ccoutant@google.com>
3660 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3661 * testsuite/Makefile.am (plugin_test_5): New test case.
3662 * testsuite/Makefile.in: Regenerate.
3664 2009-10-25 Doug Kwan <dougkwan@google.com>
3666 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3667 from private to protected to allow access by child class.
3668 (Sized_relobj::do_relocate_sections): New method declaration.
3669 (Sized_relobj::relocate_sections): Virtualize.
3670 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3671 Sized_relobj::relocate_sections. Instantiate template explicitly
3672 for different target sizes and endianity.
3674 2009-10-24 Doug Kwan <dougkwan@google.com>
3676 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3677 (Arm_input_section::as_arm_input_section): New method.
3678 (Arm_output_section): New class definition.
3679 (Arm_output_section::create_stub_group,
3680 Arm_output_section::group_sections): New method definitions.
3682 2009-10-22 Doug Kwan <dougkwan@google.com>
3684 * arm.cc (Arm_input_section): New class definition.
3685 (Arm_input_section::init, Arm_input_section:do_write,
3686 Arm_input_section::set_final_data_size,
3687 Arm_input_section::do_reset_address_and_file_offset): New method
3690 2009-10-21 Doug Kwan <dougkwan@google.com>
3692 * arm.cc (Stub_table, Arm_input_section): New forward class
3694 (Stub_table): New class defintion.
3695 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3696 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3697 New method definition.
3699 2009-10-21 Doug Kwan <dougkwan@google.com>
3701 * arm.cc: Update copyright comments.
3702 (Target_arm): New forward class template declaration.
3703 (Arm_address): New type.
3704 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3705 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3706 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3708 (Insn_template): Same.
3709 (DEF_STUBS): New macro.
3710 (Stub_type): New enum type.
3711 (Stub_template): New class definition.
3714 (Stub_factory): Same.
3715 (Target_arm::Target_arm): Initialize may_use_blx_ and
3716 should_force_pic_veneer_.
3717 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3718 Target_arm::should_force_pic_veneer,
3719 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3720 Target_arm::using_thumb_only, Target_arm:;default_target): New
3722 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3723 New data member declarations.
3724 (Insn_template::size, Insn_template::alignment): New method defintions.
3725 (Stub_template::Stub_template): New method definition.
3726 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3727 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3728 (Stub_factory::Stub_factory): New method definition.
3729 * gold.h (string_hash): New template.
3730 * output.h (Input_section_specifier::hash_value): Use
3732 (Input_section_specifier::string_hash): Remove.
3733 * stringpool.cc (Stringpool_template::string_hash): Use
3736 2009-10-20 Doug Kwan <dougkwan@google.com>
3738 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3739 symbols of relaxed input sections.
3740 * output.h (Output_section::find_relaxed_input_section): Make
3743 2009-10-16 Doug Kwan <dougkwan@google.com>
3745 * dynobj.cc (Versions::Versions): Initialize version_script_.
3746 Only insert base version symbol definition for a shared object
3747 if version script defines any version versions.
3748 (Versions::define_base_version): New method definition.
3749 (Versions::add_def): Check that base version is not needed.
3750 (Versions::add_need): Define base version lazily.
3751 * dynobj.h (Versions::define_base_version): New method declaration.
3752 (Versions::needs_base_version_): New data member declaration.
3753 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3754 (check_DATA): Add no_version_test.stdout.
3755 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3757 * testsuite/Makefile.in: Regenerate.
3758 * testsuite/no_version_test.c: New file.
3759 * testsuite/no_version_test.sh: Ditto.
3761 2009-10-16 Doug Kwan <dougkwan@google.com>
3763 * expression.cc (class Segment_start_expression): New class definition.
3764 (Segment_start_expression::value): New method definition.
3765 (script_exp_function_segment_start): Return a new
3766 Segment_start_expression.
3767 * gold/script-c.h (script_saw_segment_start_expression): New function
3769 * script-sections.cc (Script_sections::Script_sections): Initialize
3770 SAW_SEGMENT_START_EXPRESSION_ to false.
3771 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3772 and -Tbbs options to specify section addresses if given in
3773 command line and no SEGMENT_START expression is seen in a script.
3774 * script-sections.h (Script_sections::saw_segment_start_expression,
3775 Script_sections::set_saw_segment_start_expression): New method
3777 (Script_sections::saw_segment_start_expression_): New data member
3779 * script.cc (script_saw_segment_start_expression): New function.
3780 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3781 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3782 script_test_7.sh and script_test_8.sh.
3783 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3784 script_test_8.stdout.
3785 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3786 (script_test_6, script_test_6.stdout, script_test_7,
3787 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3788 * Makefile.in: Regenerate.
3789 * testsuite/script_test_6.sh: New file.
3790 * testsuite/script_test_6.t: Same.
3791 * testsuite/script_test_7.sh: Same.
3792 * testsuite/script_test_7.t: Same.
3793 * testsuite/script_test_8.sh: Same.
3795 2009-10-16 Doug Kwan <dougkwan@google.com>
3797 * output.cc (Output_segment::set_section_list_address): Cast
3798 expressions to unsigned long long type to avoid format warnings.
3800 2009-10-15 Ian Lance Taylor <iant@google.com>
3802 * script.cc (Script_options::add_symbol_assignment): Always add a
3803 dot assignment to script_sections_.
3804 * script-sections.cc (Script_sections::add_dot_assignment):
3805 Initialize if necessary.
3807 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3808 program headers with no load segment if there is a linker script.
3810 * layout.cc (Layout::set_segment_offsets): Align the file offset
3811 to the segment aligment for -N or -n with no load segment.
3812 * output.cc (Output_segment::add_output_section): Don't crash if
3813 the first section is a TLS section.
3814 (Output_segment::set_section_list_addresses): Print an error
3815 message if the address moves backward in a linker script.
3816 * script-sections.cc
3817 (Output_section_element_input::set_section_addresses): Don't
3818 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3819 (Orphan_output_section::set_section_addresses): Likewise.
3821 2009-10-15 Doug Kwan <dougkwan@google.com>
3823 * layout.cc (Layout::finish_dynamic_section): Generate tags
3824 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3825 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3826 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3828 2009-10-14 Ian Lance Taylor <iant@google.com>
3830 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3832 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3833 data_shdr fields of relinfo.
3834 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3835 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3836 R_386_TLS_LDO_32, adjust based on section flags.
3837 (Target_i386::Relocate::fix_up_ldo): Remove.
3839 2009-10-13 Ian Lance Taylor <iant@google.com>
3841 Add support for -pie.
3842 * options.h (class General_options): Add -pie and
3844 (General_options::output_is_position_independent): Test -pie.
3845 (General_options::output_is_executable): Return true if not shared
3846 and not relocatable.
3847 (General_options::output_is_pie): Remove.
3848 * options.cc (General_options::finalize): Reject incompatible uses
3850 * gold.cc (queue_middle_tasks): A -pie link is not static.
3851 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3852 * symtab.cc (Symbol::final_value_is_known): Return false if
3853 output_is_position_independent.
3854 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3855 output_is_position_independent.
3856 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3857 output_is_position_independent.
3858 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3859 output_is_position_independent.
3860 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3862 (basic_pie_test.o, basic_pie_test): New targets.
3863 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3864 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3865 (two_file_pie_test): New target.
3866 * testsuite/Makefile.in: Rebuild.
3867 * README: Remove note saying that -pie is not supported.
3869 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3871 * options.h (class General_options): Add -init and -fini.
3872 * layout.cc (Layout::finish_dynamic_section): Emit
3873 given init and fini functions.
3875 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3877 * gc.h (gc_process_relocs): Check if icf is enabled using new
3879 * gold.cc (queue_initial_tasks): Likewise.
3880 (queue_middle_tasks): Likewise.
3881 * object.cc (do_layout): Likewise.
3882 * symtab.cc (is_section_folded): Likewise.
3883 * main.cc (main): Likewise.
3884 * reloc.cc (Read_relocs::run): Likewise.
3885 (Sized_relobj::do_scan_relocs): Likewise.
3886 * icf.cc (is_function_ctor_or_dtor): New function.
3887 (Icf::find_identical_sections): Check if function is ctor or dtor when
3889 * options.h (General_options::icf): Change option to be an enum.
3890 (Icf_status): New enum.
3891 (icf_enabled): New method.
3892 (icf_safe_folding): New method.
3893 (set_icf_status): New method.
3894 (icf_status_): New variable.
3895 * (options.cc) (General_options::finalize): Set icf_status_.
3896 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3897 icf_test and icf_keep_unique_test to use the --icf enum flag.
3898 * testsuite/icf_safe_test.sh: New file.
3899 * testsuite/icf_safe_test.cc: New file.
3901 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3903 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3904 includes to gc.h and icf.h.
3905 * arm.cc: Include gc.h.
3906 * gold.cc: Likewise.
3907 * i386.cc: Likewise.
3908 * powerpc.cc: Likewise.
3909 * sparc.cc: Likewise.
3910 * x86_64.cc: Likewise.
3911 * gc.h: Include icf.h.
3913 2009-10-11 Ian Lance Taylor <iant@google.com>
3915 * plugin.cc: Include "gold.h" before other header files.
3917 2009-10-10 Chris Demetriou <cgd@google.com>
3919 * options.h (Input_file_argument::Input_file_type): New enum.
3920 (Input_file_argument::is_lib_): Replace with...
3921 (Input_file_argument::type_): New member.
3922 (Input_file_argument::Input_file_argument): Take Input_file_type
3923 'type' rather than boolean 'is_lib' as second argument.
3924 (Input_file_argument::is_lib): Use type_.
3925 (Input_file_argument::is_searched_file): New function.
3926 (Input_file_argument::may_need_search): Handle is_searched_file.
3927 * options.cc (General_options::parse_library): Support -l:filename.
3928 (General_options::parse_just_symbols): Update for Input_file_argument
3930 (Command_line::process): Likewise.
3931 * archive.cc (Archive::get_file_and_offset): Likewise.
3932 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3933 * script.cc (read_script_file, script_add_file): Likewise.
3934 * fileread.cc (Input_file::Input_file): Likewise.
3935 (Input_file::will_search_for): Handle is_searched_file.
3936 (Input_file::open): Likewise.
3937 * readsyms.cc (Read_symbols::get_name): Likewise.
3938 * testsuite/Makefile.am (searched_file_test): New test.
3939 * testsuite/Makefile.in: Regenerate.
3940 * testsuite/searched_file_test.cc: New file.
3941 * testsuite/searched_file_test_lib.cc: New file.
3943 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3944 Ian Lance Taylor <iant@google.com>
3946 * descriptor.cc: Include <cstdio> and "binary-io.h".
3947 (Descriptors::open): Open the files in binary mode always.
3948 * script.cc (Lex::get_token): Treat \r as whitespace.
3950 2009-10-09 Ian Lance Taylor <iant@google.com>
3952 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3954 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3955 Ian Lance Taylor <iant@google.com>
3957 * configure.ac: Check for readv function also.
3958 * fileread.cc (readv): Define if not HAVE_READV.
3959 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3961 * config.in: Regenerate.
3962 * configure: Regenerate.
3964 2009-10-09 Doug Kwan <dougkwan@google.com>
3966 * layout.cc (Layout::make_output_section): Call target hook to make
3967 ordinary output section.
3968 (Layout::finalize): Adjust parameter list of call the
3969 Target::may_relax().
3970 * layout.h (class Layout::section_list): New method.
3971 * merge.h (Output_merge_base::entsize): Change visibility to public.
3972 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3974 (Output_merge_string::do_is_string): New method.
3975 * object.cc (Sized_relobj::do_setup): renamed from
3976 Sized_relobj::set_up.
3977 * object.h (Sized_relobj::adjust_shndx,
3978 Sized_relobj::initializ_input_to_output_maps,
3979 Sized_relobj::free_input_to_output_maps): Change visibilities to
3981 (Sized_relobj::setup): Virtualize.
3982 (Sized_relobj::do_setup): New method declaration.
3983 (Sized_relobj::invalidate_section_offset,
3984 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3985 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3986 * options.cc (parse_int): New function.
3987 * options.h (parse_int): New declaration.
3988 (DEFINE_int): New macro.
3989 (stub_group_size): New option.
3990 * output.cc (Output_section::Output_section): Initialize memebers
3991 merge_section_map_, merge_section_by_properties_map_,
3992 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3993 (Output_section::add_input_section): Handled deferred code-fill
3994 generation and remove an old comment.
3995 (Output_section::add_relaxed_input_section): New method definition.
3996 (Output_section::add_merge_input_section): Use merge section by
3997 properties map to speed to search. Update merge section maps
3999 (Output_section::build_relaxation_map): New method definition.
4000 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4002 (Output_section::relax_input_section): Renamed to
4003 Output_section::convert_input_sections_to_relaxed_sections and change
4004 interface to take a vector of pointers to relaxed sections.
4005 (Output_section::find_merge_section,
4006 Output_section::find_relaxed_input_section): New method definitions.
4007 (Output_section::is_input_address_mapped,
4008 Output_section::output_offset, Output_section::output_address):
4009 Use output section data maps to speed up searching.
4010 (Output_section::find_starting_output_address): Add comments.
4011 (Output_section::do_write,
4012 Output_section::write_to_postprocessing_buffer): Do code-fill
4013 generation as appropriate.
4014 (Output_section::get_input_sections): Invalidate relaxed input section
4016 (Output_section::restore_states): Adjust type of checkpoint .
4017 Invalidate relaxed input section map.
4018 * output.h (Output_merge_base): New class declaration.
4019 (Input_section_specifier): New class defintion.
4020 (class Output_relaxed_input_section) Change base class to
4021 Output_section_data_build.
4022 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4023 base class initializer.
4024 (Output_section::add_relaxed_input_section): New method declaration.
4025 (Output_section::Input_section): Change visibility to protected.
4026 (Output_section::Input_section::relobj,
4027 Output_section::Input_section::shndx): Handle relaxed input sections.
4028 Output_section::input_sections) Change visibility to protected. Also
4029 define overload to return a non-const pointer.
4030 (Output_section::Merge_section_properties): New class defintion.
4031 (Output_section::Merge_section_by_properties_map,
4032 Output_section::Output_section_data_by_input_section_map,
4033 Output_section::Relaxation_map): New types.
4034 (Output_section::relax_input_section): Rename method to
4035 Output_section::convert_input_sections_to_relaxed_sections and change
4036 interface to take a vector of relaxed section pointers.
4037 (Output_section::find_merge_section,
4038 Output_section::find_relaxed_input_section,
4039 Output_section::build_relaxation_map,
4040 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4041 New method declarations.
4042 (Output_section::merge_section_map_
4043 Output_section::merge_section_by_properties_map_,
4044 Output_section::relaxed_input_section_map_,
4045 Output_section::is_relaxed_input_section_map_valid_,
4046 Output_section::generate_code_fills_at_write_): New data members.
4047 * script-sections.cc
4048 (Output_section_element_input::set_section_addresses): Call
4049 current_data_size and addralign methods of relaxed input sections.
4050 (Orphan_output_section::set_section_addresses): Call current_data_size
4051 and addralign methods of relaxed input sections.
4052 * symtab.cc (Symbol_table::compute_final_value): Extract template
4053 from the body of Symbol_table::sized_finalize_symbol.
4054 (Symbol_table::sized_finalized_symbol): Call
4055 Symbol_table::compute_final_value.
4056 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4057 (Symbol_table::compute_final_value): New templated method declaration.
4058 * target.cc (Target::do_make_output_section): New method defintion.
4059 * target.h (Target::make_output_section): New method declaration.
4060 (Target::relax): Add more parameters for input objects, symbol table
4061 and layout. Adjust call to do_relax.
4062 (Target::do_make_output_section): New method declaration.
4063 (Target::do_relax): Add parameters for input objects, symbol table
4066 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4068 * pread.c: Include stdio.h.
4070 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4072 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4075 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4077 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4078 Change read_shndx type to unsigned int.
4079 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4081 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4082 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4083 Change read_shndx type to unsigned int.
4084 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4086 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4087 * layout.cc (Layout::create_symtab_sections): Cast the result of
4088 local_symcount * symsize to off_t in the gold_assert.
4090 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4092 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4093 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4095 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4096 (Arm_relocate_functions::thm_abs5): New function.
4097 (Arm_relocate_functions::abs12): New function.
4098 (Arm_relocate_functions::abs16): New function.
4099 (Arm_relocate_functions::base_abs): New function.
4100 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4101 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4102 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4104 (Scan::global): Likewise.
4105 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4106 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4107 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4108 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4111 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4113 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4114 (Arm_relocate_functions::movt_prel): New function.
4115 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4116 (Arm_relocate_functions::thm_movt_prel): New function.
4117 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4118 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4119 (Scan::global, Relocate::relocate): Likewise.
4120 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4122 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4124 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4125 Incremental_checker.
4126 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4128 (class Incremental_inputs_header): New class.
4129 (Incremental_inputs_header_writer): Edit comment.
4130 (Incremental_inputs_entry): New class.
4131 (Incremental_inputs_entry_writer): Edit comment.
4132 (Sized_incremental_binary::do_find_incremental_inputs_section):
4133 Add *strtab_shndx parameter, fill it.
4134 (Sized_incremental_binary::do_check_inputs): New method.
4135 (Incremental_checker::can_incrementally_link_output_file): Use
4136 Sized_incremental_binary::check_inputs.
4137 (Incremental_inputs::report_command_line): Save command line in
4140 (Incremental_binary::find_incremental_inputs_section): New
4142 (Incremental_binary::do_find_incremental_inputs_section): Add
4143 strtab_shndx parameter.
4144 (Incremental_binary::do_check_inputs): New pure virtual method.
4145 (Sized_incremental_binary::do_check_inputs): Declare.
4146 (Incremental_checker::Incremental_checker): Add incremental_inputs
4147 parameter, use it to initialize incremental_inputs_.
4148 (Incremental_checker::incremental_inputs_): New field.
4149 (Incremental_checker::command_line): New method.
4150 (Incremental_checker::inputs): New method.
4151 (Incremental_checker::command_line_): New field.
4153 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4155 * incremental.cc: Include <cstdarg> and "target-select.h".
4156 (vexplain_no_incremental): New function.
4157 (explain_no_incremental): New function.
4158 (Incremental_binary::error): New method.
4159 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4161 (make_sized_incremental_binary): New function.
4162 (open_incremental_binary): New function.
4163 (can_incrementally_link_file): Add checks if output is ELF and has
4165 * incremental.h: Include "elfcpp_file.h" and "output.h".
4166 (Incremental_binary): New class.
4167 (Sized_incremental_binary): New class.
4168 (open_incremental_binary): Declare.
4169 * object.cc (is_elf_object): Use
4170 elfcpp::Elf_recognizer::is_elf_file.
4171 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4172 * output.h (Output_file::filesize): New method.
4174 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4176 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4178 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4179 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4181 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4183 (Arm_relocate_functions::movw_abs_nc): New function.
4184 (Arm_relocate_functions::movt_abs): New function.
4185 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4186 (Arm_relocate_functions::thm_movt_abs): New function.
4187 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4188 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4189 (Scan::global): Likewise.
4190 (Relocate::relocate): Likewise.
4191 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4193 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4195 * arm.cc (Arm_relocate_functions::got_prel) New function.
4196 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4197 (Relocate::relocate): Likewise.
4198 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4200 2009-10-06 Ian Lance Taylor <iant@google.com>
4202 * options.h (class General_options): Define
4203 split_stack_adjust_size parameter.
4204 * object.h (class Object): Add uses_split_stack_ and
4205 has_no_split_stack_ fields. Add uses_split_stack and
4206 has_no_split_stack accessor functions. Declare
4207 handle_split_stack_section.
4208 (class Reloc_symbol_changes): Define.
4209 (class Sized_relobj): Define Function_offsets. Declare
4210 split_stack_adjust, split_stack_adjust_reltype, and
4212 * object.cc (Object::handle_split_stack_section): New function.
4213 (Sized_relobj::do_layout): Call handle_split_stack_section.
4214 * dynobj.cc (Sized_dynobj::do_layout): Call
4215 handle_split_stack_section.
4216 * reloc.cc (Sized_relobj::relocate_sections): Call
4217 split_stack_adjust for executable sections in split_stack
4218 objects. Pass reloc_map to relocate_section.
4219 (Sized_relobj::split_stack_adjust): New function.
4220 (Sized_relobj::split_stack_adjust_reltype): New function.
4221 (Sized_relobj::find_functions): New function.
4222 * target-reloc.h: Include "object.h".
4223 (relocate_section): Add reloc_symbol_changes parameter. Change
4225 * target.h (class Target): Add calls_non_split method. Declare
4226 do_calls_non_split virtual method. Declare match_view and
4228 * target.cc: Include "elfcpp.h".
4229 (Target::do_calls_non_split): New function.
4230 (Target::match_view): New function.
4231 (Target::set_view_to_nop): New function.
4232 * gold.cc (queue_middle_tasks): Give an error if mixing
4233 split-stack and non-split-stack objects with -r.
4234 * i386.cc (Target_i386::relocate_section): Add
4235 reloc_symbol_changes parameter.
4236 (Target_i386::do_calls_non_split): New function.
4237 * x86_64.cc (Target_x86_64::relocate_section): Add
4238 reloc_symbol_changes parameter.
4239 (Target_x86_64::do_calls_non_split): New function.
4240 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4242 * powerpc.cc (Target_powerpc::relocate_section): Add
4243 reloc_symbol_changes parameter.
4244 * sparc.cc (Target_sparc::relocate_section): Add
4245 reloc_symbol_changes parameter.
4246 * configure.ac: Call AM_CONDITIONAL for the default target.
4247 * configure: Rebuild.
4248 * testsuite/Makefile.am (TEST_AS): New variable.
4249 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4250 (check_DATA): Add split_i386 and split_x86_64 files.
4251 (SPLIT_DEFSYMS): Define.
4252 (split_i386_[1234n].o): New targets.
4253 (split_i386_[124]): New targets.
4254 (split_i386_[1234r].stdout): New targets.
4255 (split_x86_64_[1234n].o): New targets.
4256 (split_x86_64_[124]): New targets.
4257 (split_x86_64_[1234r].stdout): New targets.
4258 (MOSTLYCLEANFILES): Add new executables.
4259 * testsuite/split_i386.sh: New file.
4260 * testsuite/split_x86_64.sh: New file.
4261 * testsuite/split_i386_1.s: New file.
4262 * testsuite/split_i386_2.s: New file.
4263 * testsuite/split_i386_3.s: New file.
4264 * testsuite/split_i386_4.s: New file.
4265 * testsuite/split_i386_n.s: New file.
4266 * testsuite/split_x86_64_1.s: New file.
4267 * testsuite/split_x86_64_2.s: New file.
4268 * testsuite/split_x86_64_3.s: New file.
4269 * testsuite/split_x86_64_4.s: New file.
4270 * testsuite/split_x86_64_n.s: New file.
4271 * testsuite/testfile.cc (Target_test): Update relocation_section
4273 * testsuite/Makefile.in: Rebuild.
4275 2009-10-06 Ian Lance Taylor <iant@google.com>
4277 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4278 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4279 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4280 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4281 the address on ldo_addrs_.
4282 (Target_i386::Relocate::fix_up_ldo): New function.
4284 2009-10-06 Rafael Espindola <espindola@google.com>
4286 * plugin.cc (add_input_library): New.
4287 (Plugin::load): Add add_input_library to tv.
4288 (Plugin_manager::add_input_file): Add the is_lib argument.
4289 (add_input_file): Update call to Plugin_manager::add_input_file.
4290 (add_input_library): New.
4291 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4293 2009-09-30 Doug Kwan <dougkwan@google.com>
4295 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4296 symbol and call Symbol::may_need_copy_reloc to determine if
4297 a copy reloc is needed.
4298 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4299 nocopyreloc is given in command line.
4300 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4301 given in command line.
4302 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4303 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4304 of the removed Target_i386::may_need_copy_reloc.
4305 * options.h (copyreloc): New option with default value false.
4306 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4307 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4308 instead of the removed Target_powerpc::may_need_copy_reloc.
4309 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4310 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4311 instead of the removed Target_sparc::may_need_copy_reloc.
4312 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4313 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4314 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4315 instead of the removed Target_x86_64::may_need_copy_reloc.
4317 2009-09-30 Ian Lance Taylor <iant@google.com>
4319 * object.h (class Object): Remove target_ field, and target,
4320 sized_target, and set_target methods.
4321 (Object::sized_target): Remove.
4322 (class Sized_relobj): Update declarations. Remove sized_target.
4323 * object.cc (Sized_relobj::setup): Remove target parameter.
4325 (Input_objects::add_object): Don't do anything with the target.
4326 (make_elf_sized_object): Add punconfigured parameter. Change all
4327 callers. Set or test parameter target.
4328 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4330 * parameters.cc (Parameters::set_target): Change parameter type to
4332 (Parameters::default_target): Remove.
4333 (set_parameters_target): Change parameter type to be non-const.
4334 (parameters_force_valid_target): New function.
4335 (parameters_clear_target): New function.
4336 * parameters.h (class Parameters): Update declarations. Remove
4337 default_target method. Add sized_target and clear_target
4338 methods. Change target_ to be non-const.
4339 (set_parameters_target): Update declaration.
4340 (parameters_force_valid_target): Declare.
4341 (parameters_clear_target): Declare.
4342 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4343 as NULL if we aren't searching.
4344 (Add_symbols::run): Don't check for compatible target.
4345 * fileread.cc (Input_file::open_binary): Call
4346 parameters_force_valid_target.
4347 * gold.cc (queue_middle_tasks): Likewise.
4348 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4349 set_target on object.
4350 * dynobj.h (class Sized_dynobj): Update declarations.
4351 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4352 make_elf_object returns NULL.
4353 (Archive::include_member): Don't check whether object target is
4355 * output.cc (Output_section::add_input_section): Get target from
4357 (Output_section::relax_input_section): Likewise.
4358 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4360 (Sized_relobj::do_scan_relocs): Likewise.
4361 (Sized_relobj::relocate_sections): Likewise.
4362 * resolve.cc (Symbol_table::resolve): Likewise.
4363 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4364 parameter. Change all callers.
4365 (Symbol_table::add_from_object): Get target from parameters.
4366 (Symbol_table::add_from_relobj): Don't check object target.
4367 (Symbol_table::add_from_dynobj): Likewise.
4368 (Symbol_table::define_special_symbol): Get target from
4370 * symtab.h (class Symbol_table): Update declaration.
4371 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4372 parameter. Change all callers. Clear parameter target.
4373 (Binary_test): Test target here.
4374 * testsuite/object_unittest.cc (gold_testsuite): Remove
4375 target_test_pointer parameter. Change all callers.
4376 (Object_test): Test target here.
4378 2009-09-26 Ian Lance Taylor <iant@google.com>
4380 * testsuite/initpri1.c: Don't try to use constructor priorities if
4381 compiling with gcc before 4.3.
4383 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4385 * testsuite/retain_symbols_file_test.sh (check_present): Change
4386 output file name to retain_symbols_file_test.stdout.
4387 (check_absent): Likewise.
4389 2009-09-18 Craig Silverstein <csilvers@google.com>
4391 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4392 * options.cc: Include <cerrno> and <fstream>.
4393 (General_options::finalize): Parse -retain-symbols-file tag.
4394 * options.h: New flag.
4395 (General_options): New method should_retain_symbol, new
4396 variable symbols_to_retain.
4397 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4398 should_retain_symbol map.
4399 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4400 * testsuite/Makefile.in: Regenerate.
4401 * testsuite/retain_symbols_file_test.sh: New file.
4403 2009-09-18 Nick Clifton <nickc@redhat.com>
4405 * po/es.po: Updated Spanish translation.
4407 2009-09-17 Doug Kwan <dougkwan@google.com>
4409 * debug.h (DEBUG_RELAXATION): New constant.
4410 (DEBUG_ALL): Add DEBUG_RELAXATION.
4411 (debug_string_to_enum): Add relaxation debug option.
4413 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4414 Layout::Relaxation_debug_check::read_sections,
4415 Layout::Relaxation_debug_check::read_sections): New method definitions.
4416 (Layout::Layout): Initialize data members
4417 record_output_section_data_from_scrips_,
4418 script_output_section_data_list_ and relaxation_debug_check_.
4419 (Layout::save_segments, Layout::restore_segments,
4420 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4421 Layout::relaxation_loop_body): New method definitions.
4422 (Layout::finalize): Support relaxation. Move section layout code to
4423 Layout::relaxation_loop_body.
4424 (Layout::set_asection_address_from_script): Move code for orphan
4425 section placement out.
4426 (Layout::place_orphan_sections_in_script): New method definition.
4427 * layout.h (Output_segment_headers, Output_file_header):
4428 New forward class declarations.
4429 (Layout::~Layout): Define.
4430 (Layout::new_output_section_data_from_script): New method definition.
4431 (Layout::place_orphan_sections_in_script): New method declaration.
4432 (Layout::Segment_states): New type declaration.
4433 (Layout::save_segments, Layout::restore_segments,
4434 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4435 Layout::relaxation_loop_body): New method declarations.
4436 (Layout::Output_section_data_list): New type declaration.
4437 (Layout::Relaxation_debug_check): New class definition.
4438 (Layout::record_output_section_data_from_script_,
4439 Layout::script_output_section_data_list_, Layout::segment_states_,
4440 Layout::relaxation_debug_check_): New data members.
4441 * output.cc: (Output_section_headers::do_size): New method definition.
4442 (Output_section_headers::Output_section_headers): Move size
4443 computation to Output_section_headers::do_size.
4444 (Output_segment_headers::do_size): New method definition.
4445 (Output_file_header::Output_file_header): Move size computation to
4446 Output_file_header::do_size and call it.
4447 (Output_file_header::do_size): New method definition.
4448 (Output_data_group::Output_data_group): Adjust call to
4449 Output_section_data.
4450 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4451 (Output_symtab_xindex::do_write): Add array bound check.
4452 (Output_section::Input_section::print_to_mapfile): Handle
4453 RELAXED_INPUT_SECTION_CODE.
4454 (Output_section::Output_section): Initialize data member checkpoint_.
4455 (Output_section::~Output_section): Delete checkpoint object pointed
4457 (Output_section::add_input_section): Always add an Input_section if
4459 (Output_section::add_merge_input_section): Add assert.
4460 (Output_section::relax_input_section): New method definition.
4461 (Output_section::set_final_data_size): Set load address to zero for
4462 an unallocated section.
4463 (Output_section::do_address_and_file_offset_have_reset_values):
4464 New method definition.
4465 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4466 Handle relaxed input section.
4467 (Output_section::sort_attached_input_sections): Checkpoint input
4468 section list lazily.
4469 (Output_section::get_input_sections): Change type of input_sections to
4470 list of Simple_input_section pointers. Checkpoint input section list
4471 lazily. Also handle relaxed input sections.
4472 (Output_section::add_input_section_for_script): Take a reference to
4473 a Simple_input_section object instead of Relobj pointer and section
4474 index as parameter. Handle relaxed input sections.
4475 (Output_section::save_states, Output_section::restore_states): New
4477 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4478 (Output_data::is_data_size_fixed): New method definition.
4479 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4481 (Output_data::address_and_file_offset_have_reset_values): New method
4483 (Output_data::do_address_and_file_offset_have_reset_values): New method
4485 (Output_data::set_data_size): Check that data size is not fixed.
4486 (Output_data::fix_data_size): New method definition.
4487 (Output_data::is_data_size_fixed_): New data member.
4488 (Output_section_headers::set_final_data_size): New method definition.
4489 (Output_section_headers::do_size): New method declaration.
4490 (Output_segment_headers::set_final_data_size): New method definition.
4491 (Output_segment_headers::do_size): New method declaration.
4492 (Output_file_header::set_final_data_size)::New method definition.
4493 (Output_file_header::do_size)::New method declaration.
4494 (Output_section_data::Output_section_data): Add new parameter
4495 is_data_size_fixed and use it to fix data size.
4496 (Output_data_const::Output_data_const): Adjust call to base class
4497 constructor and fix data size.
4498 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4499 base class constructor and fix data size.
4500 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4501 base class constructor and fix data size.
4502 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4503 class constructor and fix data size.
4504 (Output_data_group::set_final_data_size): New method definition.
4505 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4506 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4507 class constructor and fix data size.
4508 (Output_relaxed_input_section): New class definition.
4509 (Output_section::Simple_input_section): New class definition.
4510 (Output_section::get_input_sections): Adjust parameter list.
4511 (Output_section::add_input_section_for_script): Same.
4512 (Output_section::save_states, Output_section::restore_states,
4513 Output_section::do_address_and_file_offset_have_reset_values,
4514 (Output_section::Input_section::Input_section): Handle
4515 RELAXED_INPUT_SECTION_CODE. Add new overload for
4516 Output_relaxed_input_section.
4517 (Output_section::Input_section::is_input_section,
4518 Output_section::Input_section::set_output_section): Handle relaxed
4520 (Output_section::Input_section::is_relaxed_input_section,
4521 Output_section::Input_section::output_section_data,
4522 Output_section::Input_section::relaxed_input_section): New method
4524 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4526 (Output_section::Input_section::u1_): Update comments.
4527 (Output_section::Input_section::u2_): Add new union member poris.
4528 (Output_section::Checkpoint_output_section): New classs definition.
4529 (Output_section::relax_input_section): New method declaration.
4530 (Output_section::checkpoint_): New data member.
4531 (Output_segment): Update comments.
4532 (Output_segment::Output_segment): Un-privatize copy constructor.
4533 (Output_segment::operator=): Un-privatize.
4534 * script-sections.cc (Output_section_element::Input_section_list):
4535 Change element type to Output_section::Simple_input_section.
4536 (Output_section_element_dot_assignment::set_section_addresses):
4537 Register output section data for relaxation clean up.
4538 (Output_data_exression::Output_data_expression): Adjust call to base
4539 constructor to fix data size.
4540 (Output_section_element_data::set_section_addresses): Register
4541 Output_data_expression object for relaxation clean up.
4542 (struct Input_section_info): Replace Relobj pointer and section index
4543 pair with Output_section::Simple_input_section and Convert struct to a
4545 (Input_section_sorter::operator()): Adjust access to
4546 Input_section_info data member to use accessors.
4547 (Output_section_element_input::set_section_addresses): Use layout
4548 parameter. Adjust code to use Output_section::Simple_input_section
4549 and Input_secction_info classes. Register filler for relaxation
4551 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4552 and section index pair with Output_section::Simple_input_section
4553 class. Adjust code accordingly.
4554 (Phdrs_element::release_segment): New method definition.
4555 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4557 (Script_sections::release_segments): New method definition.
4558 * gold/script-sections.h (Script_sections::release_segments): New
4560 * gold/target.h (Target::may_relax, Target::relax,
4561 Target::do_may_relax, Target::do_relax): New method definitions.
4563 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4565 * arm.cc (has_signed_unsigned_overflow): New function.
4566 (Arm_relocate_functions::abs8): New function.
4567 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4568 (Target_arm::Scan::global): Likewise.
4569 (Target_arm::relocate::relocate): Likewise.
4570 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4573 2009-09-16 Cary Coutant <ccoutant@google.com>
4575 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4576 * testsuite/Makefile.in: Regenerate.
4578 2009-09-11 Nick Clifton <nickc@redhat.com>
4580 * po/gold.pot: Updated by the Translation project.
4582 2009-09-08 Cary Coutant <ccoutant@google.com>
4584 * output.cc (Output_file::open): Add execute permission to empty file.
4585 * testsuite/Makefile.am (permission_test): New test.
4586 * testsuite/Makefile.in: Regenerate.
4588 2009-09-02 Ian Lance Taylor <iant@google.com>
4590 * output.cc (Output_file::resize): Call map_no_anonymous rather
4593 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4595 * gold.cc: Include "incremental.h".
4596 (queue_initial_tasks): Call Incremental_checker methods.
4597 * incremental.cc: Include "output.h".
4598 (Incremental_checker::can_incrementally_link_output_file): New
4600 * incremental.h (Incremental_checker): New class.
4602 * output.cc (Output_file::open_for_modification): New method.
4603 (Output_file::map_anonymous): Changed return type to bool. Record
4605 (Output_file::map_no_anonymous): New method, broken out of map.
4606 (Output_file::map): Use map_no_anonymous and map_anonymous.
4607 * output.h (class Output_file): Update declarations.
4609 2009-08-24 Cary Coutant <ccoutant@google.com>
4611 * options.h (Command_line::Pre_options): New class.
4612 (Command_line::pre_options): New member.
4613 * options.cc (gold::options::ready_to_register): New variable.
4614 (One_option::register_option): Do nothing if not registering options.
4615 Assert if same short option registered twice.
4616 (General_options::General_options): Turn off option registration when
4618 (Command_line::Pre_options::Pre_options): New constructor.
4620 2009-08-24 Cary Coutant <ccoutant@google.com>
4622 * options.h (General_options::no_keep_memory): Remove incorrect
4625 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4627 * Makefile.am (am__skiplex, am__skipyacc): New.
4628 * Makefile.in: Regenerate.
4630 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4632 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4633 (INCLUDES): ... this.
4634 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4635 (AM_CPPFLAGS): Renamed from ...
4636 (INCLUDE): ... this.
4637 * Makefile.in, testsuite/Makefile.in: Regenerate.
4639 * Makefile.in: Regenerate.
4640 * aclocal.m4: Likewise.
4641 * config.in: Likewise.
4642 * configure: Likewise.
4643 * testsuite/Makefile.in: Likewise.
4645 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4646 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4647 * Makefile.in: Regenerate.
4648 * testsuite/Makefile.in: Regenerate.
4650 2009-08-19 Cary Coutant <ccoutant@google.com>
4652 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4653 symbols in shared libraries overridden by hidden or internal symbols
4654 in the main program.
4656 2009-08-19 Chris Demetriou <cgd@google.com>
4658 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4659 checking source file names in error messages.
4661 2009-08-18 Doug Kwan <dougkwan@google.com>
4663 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4664 an elcpp::Ehdr as parameter. Adjust call to set_target.
4665 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4666 an elfcpp::Ehdr as parameter.
4667 * object.cc (Object::set_target): Remove the version that looks up
4668 a target and sets it.
4669 (Sized_relobj::setup): Take a Target object instead of
4670 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4671 (make_elf_sized_object): Find target and ask target to
4673 * object.h: (Object::set_target): Remove the version that looks up
4674 a target and sets it.
4675 (Sized_relobj::setup): Take a Target object instead of
4676 an elfcpp:Ehdr as parameter.
4677 * target.cc: Include dynobj.h.
4678 (Target::do_make_elf_object_implementation): New.
4679 (Target::do_make_elf_object): New.
4680 * target.h (Target::make_elf_object): New template declaration.
4681 (Target::do_make_elf_object): New method declarations.
4682 (Target::do_make_elf_object_implementation): New template declaration.
4684 2009-08-14 Ian Lance Taylor <iant@google.com>
4686 * gold.h (FUNCTION_NAME): Define.
4687 (gold_unreachable): Use FUNCTION_NAME.
4689 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4691 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4692 symbol in the --keep-unique list is not found.
4694 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4696 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4697 been maked as --keep-unique.
4698 (Icf::unfold_section): New function.
4699 * icf.h (Icf::unfold_section): New function.
4700 * options.h (General_options::keep_unique): New option.
4701 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4702 * testsuite/Makefile.in: Regenerate.
4703 * testsuite/icf_keep_unique_test.sh: New file.
4704 * testsuite/icf_keep_unique_test.cc: New file.
4706 2009-08-12 Cary Coutant <ccoutant@google.com>
4709 * resolve.cc (Symbol_table::resolve): Check for references from
4710 dynamic objects to hidden and internal symbols.
4711 * testsuite/Makefile.am (hidden_test.sh): New test.
4712 * testsuite/Makefile.in: Regenerate.
4713 * testsuite/hidden_test.sh: New script.
4714 * testsuite/hidden_test_1.c: New test source.
4715 * testsuite/hidden_test_main.c: New test source.
4717 2009-08-11 Doug Kwan <dougkwan@google.com>
4719 * arm.cc: Update comments.
4720 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4721 segment to locate the .ARM.exidx section if present.
4723 2009-08-09 Doug Kwan <dougkwan@google.com>
4725 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4728 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4729 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4732 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4734 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4735 valid tls_segment only for non-debug-section relocations.
4736 * testsuite/Makefile.am: Add gc_tls_test.
4737 * testsuite/Makefile.in: Regenerate.
4738 * testsuite/gc_tls_test.cc: New file.
4739 * testsuite/gc_tls_test.sh: New file.
4741 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4745 * Makefile.am (CCFILES): Add icf.cc.
4747 * Makefile.in: Regenerate.
4748 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4749 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4750 section, symbol and addend information for the relocs.
4751 * gold.cc (queue_middle_tasks): Call identical code folding.
4752 * gold.h: Add defines for multimap.
4753 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4754 to the call of finalize_local_symbols.
4755 * main.cc (main): Create object of class Icf.
4756 * object.cc (Sized_relobj::do_layout): Allow this function to be
4757 called twice during icf.
4758 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4759 to sections marked as identical by icf.
4760 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4762 (Sized_relobj::do_section_entsize): New function.
4763 * object.h (Object::section_entsize): New function.
4764 (Object::do_section_entsize): New pure virtual function.
4765 (Relobj::finalize_local_symbols): Add new parameter.
4766 (Relobj::do_section_entsize): New function.
4767 * options.h (General_options::icf): New option.
4768 (General_options::icf_iterations): New option.
4769 (General_options::print_icf_sections): New option.
4770 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4771 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4772 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4774 * symtab.cc (Symbol_table::is_section_folded): New function.
4775 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4776 to sections marked as identical by icf.
4777 * symtab.h (Symbol_table::set_icf): New function.
4778 (Symbol_table::icf): New function.
4779 (Symbol_table::is_section_folded): New function.
4780 (Symbol_table::icf_): New data member.
4781 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4782 * testsuite/Makefile.am: Add commands to build icf_test.
4783 * testsuite/Makefile.in: Regenerate.
4784 * testsuite/icf_test.sh: New file.
4785 * testsuite/icf_test.cc: New file.
4787 2009-07-24 Chris Demetriou <cgd@google.com>
4789 * layout.cc (is_compressible_debug_section): Fix incorrect
4790 comment about compressed section names.
4792 2009-07-20 Ian Lance Taylor <ian@airs.com>
4795 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4797 2009-07-16 Ian Lance Taylor <iant@google.com>
4800 * layout.h: #include <map>.
4801 (class Kept_section): Change from struct to class. Add accessors
4802 and setters. Add section size to Comdat_group mapping. Change
4803 Comdat_group to std::map. Add is_comdat_ field. Add
4804 linkonce_size field in union.
4805 (class Layout): Update declaration of find_or_add_kept_section.
4806 Don't declare find_kept_object.
4807 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4808 parameter. Add object, shndx, is_comdat, and is_group_name
4809 parameters. Change all callers. Adjust for new Kept_section.
4810 (Layout::find_kept_object): Remove.
4811 * object.cc (Sized_relobj::include_section_group): Update use of
4812 Kept_section. Rename secnum to shndx. Only record
4813 Kept_comdat_section if sections are the same size.
4814 (Sized_relobj::include_linkonce_section): Update use of
4815 Kept_section. Only record Kept_comdat_section if sections are the
4816 same size. Set size of linkonce section.
4817 (Sized_relobj::map_to_kept_section): Update call to
4818 get_kept_comdat_section.
4819 * object.h (class Sized_relobj): Rename fields in
4820 Kept_comdat_section to drop trailing underscores; change object
4821 field to Relobj*. Change Kept_comdat_section_table to store
4822 struct rather than pointer.
4823 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4824 Add kept_object and kept_shndx parameters. Change all callers.
4825 (Sized_relobj::get_kept_comdat_section): Change return type to
4826 bool. Add kept_object and kept_shndx parameters. Change all
4828 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4829 Layout::find_or_add_kept_section.
4831 2009-07-09 Ian Lance Taylor <iant@google.com>
4833 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4834 Reserve space in the hash table.
4836 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4838 * fileread.cc (File_read::get_mtime): New method.
4839 * fileread.h (Timespec): New structure.
4840 (File_read::get_mtime): New method.
4841 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4842 Renamed from timestamp_nsec.
4843 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4845 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4847 (Incremental_inputs::report_archive): Save mtime; style fix.
4848 (Incremental_inputs::report_obejct): Save mtime; style fix.
4849 (Incremental_inputs::report_script): Save mtime; style fix.
4850 (Incremental_inputs::finalize_inputs): Style fix.
4851 (Incremental_inputs::finalize): Style fix.
4852 (Incremental_inputs::create_input_section_data): Store inputs
4854 * incremental.h (Incremental_inputs::report_script): Add mtime
4856 (Incremental_inputs::Input_info::Input_info): Intialize only one
4858 (Incremental_inputs::Input_info::archive): Move to nameless
4860 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4861 (Incremental_inputs::Input_info::script): Move to nameless union.
4862 (Incremental_inputs::mtime): New field.
4863 * script.cc (read_input_script): Pass file mtime to
4865 * script.h (Script_info::inputs): Style fix.
4867 2009-07-01 Ian Lance Taylor <ian@airs.com>
4869 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4872 2009-06-24 Ian Lance Taylor <iant@google.com>
4875 * layout.cc (Layout::choose_output_section): If we find an
4876 existing section, update the flags.
4877 (Layout::create_notes): New function, broken out of
4879 (Layout::finalize): Don't create note sections.
4880 (Layout::create_note): Don't crash if linker script discards
4882 (Layout::create_gold_note): Likewise.
4883 (Layout::create_build_id): Likewise. Don't set
4884 after_input_sections on the section.
4885 (Layout::create_executable_stack_info): Remove target parameter.
4887 * layout.h (class Layout): Declare create_notes. Update
4888 declaration of create_executable_stack_info.
4889 * gold.cc (queue_middle_tasks): Call create_notes.
4890 * output.cc (Output_section::update_flags_for_input_section): Move
4891 here from output.h. If SHF_ALLOC flag is newly set, mark address
4893 * output.h (Output_data::mark_address_invalid): New function.
4894 (class Output_section): Only declare, not define,
4895 update_flags_for_input_section. Remove set_flags.
4897 2009-06-24 Ian Lance Taylor <iant@google.com>
4899 * script-sections.cc (Output_section_definition::
4900 set_section_addresses): Rename shadowing local load_address to
4903 2009-06-24 Ian Lance Taylor <iant@google.com>
4906 * reloc.cc (relocate_sections): Skip empty relocation sections.
4908 2009-06-23 Ian Lance Taylor <iant@google.com>
4911 * layout.cc (Layout::create_note): Use choose_output_section
4912 rather than make_output_section.
4914 2009-06-23 Ian Lance Taylor <iant@google.com>
4917 * options.cc (General_options::parse_V): Set printed_version_.
4918 (General_options::General_options): Initialize printed_version_.
4919 * options.h (class General_options): Add printed_version_ field.
4920 * gold.cc (queue_initial_tasks): If there are no input files,
4921 don't give a fatal error if we printed the version information.
4922 (queue_middle_tasks): If using -r with a shared object, give a
4923 fatal error rather than an ordinary error.
4925 2009-06-23 Ian Lance Taylor <iant@google.com>
4928 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4929 (Layout::make_output_section): Set have_stabstr_section_ if we see
4930 a .stab*str section.
4931 (Layout::finalize): Call link_stabs_sections.
4932 (Layout::link_stabs_sections): New file.
4933 * layout.h (class Layout): Add have_stabstr_section_ field.
4934 Declare link_stabs_sections.
4936 2009-06-23 Doug Kwan <dougkwan@google.com>
4938 * Makefile.am (libgold_a_LIBADD): New.
4939 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4940 * Makefile.in: Regenerate.
4941 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4942 * configure: Regenerate.
4943 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4944 * fileread.cc: Include sys/state.h
4945 * gold.h: Declare memmem and strndup if found missing.
4946 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4948 2009-06-23 Ian Lance Taylor <iant@google.com>
4950 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4951 * configure: Rebuild.
4953 2009-06-23 Ian Lance Taylor <iant@google.com>
4956 * object.cc (Object::section_contents): Don't try to get a view if
4957 the section has length zero.
4958 (Object::handle_gnu_warning_section): If the section is empty, use
4959 the name of the section as the warning.
4961 2009-06-23 Ian Lance Taylor <iant@google.com>
4964 * stringpool.h (class Stringpool_template): Add optimize_ field.
4965 (Stringpool_template::set_optimize): New function.
4966 * stringpool.cc (Stringpool_template::Stringpool_template):
4967 Initialize optimize_ field.
4968 (Stringpool_template::set_string_offsets): Test local optimize
4969 fild rather than parameter.
4970 * layout.cc (Layout::Layout): Call set_optimize on the section
4973 2009-06-22 Ian Lance Taylor <iant@google.com>
4976 * yyscript.y: Parse TARGET.
4977 * script.cc (script_set_target): New function.
4978 * script-c.h (script_set_target): Declare.
4979 * options.cc (General_options::string_to_object_format): Rename
4980 from string_to_object_format in anonymous namespace. Change
4982 * options.h (class General_options): Declare
4983 string_to_object_format.
4985 2009-06-22 Ian Lance Taylor <iant@google.com>
4987 * script-sections.cc (Script_sections::create_segments): Don't put
4988 program headers in a PT_LOAD segment if -n or -N.
4990 2009-06-22 Ian Lance Taylor <iant@google.com>
4993 * options.h (class General_options): Add -z lazy and -z now. Sort
4994 -z options into alphabetical order.
4995 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4997 2009-06-21 Ian Lance Taylor <iant@google.com>
4999 * layout.cc (Layout::make_output_section): Call
5000 Target::new_output_section.
5001 (Layout::attach_allocated_section_to_segment): Put large section
5002 sections in a separate load segment with the large segment flag
5004 (Layout::segment_precedes): Sort large data segments after other
5006 (align_file_offset): New static function.
5007 (Layout::set_segment_offsets): Use align_file_offset.
5008 * output.h (class Output_section): Add is_small_section_ and
5009 is_large_section_ fields.
5010 (Output_section::is_small_section): New function.
5011 (Output_section::set_is_small_section): New function.
5012 (Output_section::is_large_section): New function.
5013 (Output_section::set_is_large_section): New function.
5014 (Output_section::is_large_data_section): New function.
5015 (class Output_segment): Add is_large_data_segment_ field.
5016 (Output_segment::is_large_data_segment): New function.
5017 (Output_segment::set_is_large_data_segment): New function.
5018 * output.cc (Output_section::Output_section): Initialize new
5020 (Output_segment::Output_segment): Likewise.
5021 (Output_segment::add_output_section): Add assertion that large
5022 data sections always go in large data segments. Force small data
5023 sections to the end of the list of data sections. Force small BSS
5024 sections to the start of the list of BSS sections. For large BSS
5025 sections to the end of the list of BSS sections.
5026 * symtab.h (class Symbol): Declare is_common_shndx.
5027 (Symbol::is_defined): Check Symbol::is_common_shndx.
5028 (Symbol::is_common): Likewise.
5029 (class Symbol_table): Define enum Commons_section_type. Update
5030 declarations. Add small_commons_ and large_commons_ fields.
5031 * symtab.cc (Symbol::is_common_shndx): New function.
5032 (Symbol_table::Symbol_table): Initialize new fields.
5033 (Symbol_table::add_from_object): Put small and large common
5034 symbols in the right list.
5035 (Symbol_table::sized_finalized_symbol): Check
5036 Symbol::is_common_shndx.
5037 (Symbol_table::sized_write_globals): Likewise.
5038 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5039 common symbol lists. Don't call do_allocate_commons_list if the
5041 (Symbol_table::do_allocate_commons_list): Remove is_tls
5042 parameter. Add comons_section_type parameter. Change all
5043 callers. Handle small and large common symbols.
5044 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5045 Symbol::is_common_shndx.
5046 * resolve.cc (symbol_to_bits): Likewise.
5047 * target.h (Target::small_common_shndx): New function.
5048 (Target::small_common_section_flags): New function.
5049 (Target::large_common_shndx): New function.
5050 (Target::large_common_section_flags): New function.
5051 (Target::new_output_section): New function.
5052 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5053 small_common_section_flags, and large_common_section_flags
5055 (Target::do_new_output_section): New virtual function.
5056 * arm.cc (Target_arm::arm_info): Initialize new fields.
5057 * i386.cc (Target_i386::i386_info): Likewise.
5058 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5060 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5061 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5062 (Target_x86_64::do_new_output_section): New function.
5063 * configure.ac: Define conditional MCMODEL_MEDIUM.
5064 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5065 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5066 (large_LDFLAGS): Define.
5067 * testsuite/large.c: New file.
5068 * testsuite/testfile.cc (Target_test::test_target_info):
5069 Initialize new fields.
5070 * configure, testsuite/Makefile.in: Rebuild.
5072 2009-06-05 Doug Kwan <dougkwan@google.com>
5074 * Makefile.am (CCFILES): Add target.cc.
5075 * Makefile.in: Regenerate.
5076 * i386.cc (class Target_i386): Define new virtual method to
5077 override do_is_local_label_name in parent.
5078 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5079 local symbols if --discard-locals or -X is given.
5080 * options.h (class General_options): Declare new options
5081 '--discard-locals' and '-X' for discarding locals.
5082 * target.h (class Target): Define new methods is_local_label_name.
5083 Declare new virtual method do_is_local_label_name.
5084 * target.cc: New file.
5085 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5086 (check_SCRIPTS): Add discard_locals_test.sh.
5087 (check_DATA): Add discard_local_tests.syms.
5088 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5089 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5090 * testsuite/Makefile.in: Regenerate.
5091 * testsuite/discard_locals_test.c: New file.
5092 * testsuite/discard_locals_test.sh: Same.
5094 2009-06-05 Doug Kwan <dougkwan@google.com>
5096 * object.cc (Sized_relobj::Sized_relobj): Initialize
5097 discarded_eh_frame_shndx_ to -1U.
5098 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5100 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5101 a discarded .eh_frame section.
5102 (Sized_relobj::do_finalize_local_symbols): Ditto.
5103 * object.h (class Sized_relobj): Declare new member
5104 discarded_eh_frame_shndx_.
5105 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5106 (local_labels_test.o, local_labels_test): New rules.
5107 * testsuite/Makefile.in: Regenerate.
5109 2009-06-04 Doug Kwan <dougkwan@google.com>
5111 * layout.cc (Layout::section_name_mapping): Add mapping for
5112 special ARM sections.
5114 2009-06-03 Doug Kwan <dougkwan@google.com>
5116 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5117 (utils::has_overflow): Same.
5119 2009-06-03 Ian Lance Taylor <iant@google.com>
5121 * layout.cc (Layout::section_name_mapping): New array, replacing
5122 Layout::linkonce_mapping.
5123 (Layout::section_name_mapping_count): New variable, replacing
5124 Layout::linkonce_mapping_count.
5125 (Layout::linkonce_output_name): Remove.
5126 (Layout::output_section_name): Rewrite.
5127 * layout.h (class Layout): Rename Linkonce_mapping to
5128 Section_name_mapping, linkonce_mapping to section_name_mapping,
5129 linkonce_mapping_count to section_name_mapping_count. Don't
5130 declare linkonce_output_name.
5132 2009-06-03 Doug Kwan <dougkwan@google.com>
5134 * gold/arm.cc (namespace utils): New.
5135 (Target_arm::reloc_is_non_pic): Define new method.
5136 (class Arm_relocate_functions): New.
5137 (Target_arm::Relocate::relocate): Handle relocation types used by
5140 2009-06-03 Ian Lance Taylor <iant@google.com>
5142 * arm.cc (Target_arm::scan::global): Use || instead of |.
5144 2009-06-02 Doug Kwan <dougkwan@google.com>
5146 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5147 issued_non_pic_error_.
5148 (class Target_arm::Scan): Declare new method check_non_pic.
5149 Define new method symbol_needs_plt_entry.
5150 Declare new data member issued_non_pic_error_.
5151 (class Target_arm::Relocate): Declare new method
5152 should_apply_static_reloc.
5153 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5154 (Target_arm::Scan::check_non_pic): Define new method.
5155 (Target_arm::Scan::local): Handle a small subset of reloc types used
5157 (Target_arm::Scan::local): Same.
5158 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5160 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5162 * incremental.cc (Incremental_inputs::report_command_line): Filter
5163 out --incremental-* options.
5165 2009-05-29 Doug Kwan <dougkwan@google.com>
5167 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5169 (class Target_arm): Update comment.
5170 (Target_arm::Target_arm): Initialize new data members GOT_,
5171 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5172 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5173 and Target_arm::rel_dyn_section.
5174 Declare new_enum Target_arm::Got_type.
5175 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5177 Update commments for member do_dynsym_value.
5178 (Target_arm::got_size, Target_arm::plt_section,
5179 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5180 new methods inside class defintion.
5181 (Target_arm::got_section): Define new method.
5182 (Target_arm::rel_dyn_section): Same.
5183 (Output_data_plt_arm): New template class.
5184 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5185 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5186 (Output_data_plt_arm::add_entry): Same.
5187 (Output_data_plt_arm::first_plt_entry): Define new
5188 static data member for PLT instruction template.
5189 (Output_data_plt_arm::plt_entry): Same.
5190 (Output_data_plt_arm::do_write): Define new method.
5191 (Target_arm::make_plt_entry): Same.
5192 (Target_arm::do_finalize_sections): Same.
5193 (Target_arm::do_dynsym_value): Same.
5195 2009-05-28 Doug Kwan <dougkwan@google.com>
5197 * Makefile.am (TARGETSOURCES): Add arm.cc.
5198 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5199 * Makefile.in: Regenerate.
5201 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5203 2009-05-26 Doug Kwan <dougkwan@google.com>
5205 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5206 (General_options::check_excluded_libs): Strip off directories in
5207 archive name before matching like GNU ld does.
5208 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5209 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5210 (exclude_libs_test_LDFLAGS): Add linker option
5211 -Wl,--exclude-libs,libexclude_libs_test_3
5212 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5213 an explicit archive without using -l.
5214 (alt/libexclude_libs_test_3.a): New make rule.
5215 * testsuite/Makefile.in: Regenerate.
5216 * testsuite/exclude_libs_test.c : Declare lib3_default().
5218 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5219 * exclude_libs_test_3.c: New file.
5221 2009-05-26 Nick Clifton <nickc@redhat.com>
5223 * po/id.po: New Indonesian translation.
5224 * po/gold.pot: Updated template file.
5226 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5228 * testsuite/Makefile.am: Add -ffunction-sections to compile
5229 gc_comdat_test files. Add -Wl,--gc-sections to build
5231 * testsuite/Makefile.in: Regenerate.
5232 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5234 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5236 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5237 kept comdat section was garbage collected.
5238 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5239 * testsuite/Makefile.in: Regenerate.
5240 * testsuite/gc_comdat_test.sh: New file.
5241 * testsuite/gc_comdat_test_1.cc: New file.
5242 * testsuite/gc_comdat_test_2.cc: New file.
5244 2009-05-19 Doug Kwan <dougkwan@google.com>
5246 * archive.cc (Archive::Archive): Move constructor from archive.h
5247 to here. Initialize no_export_.
5248 (Archive::get_elf_object_for_member): Set no_export flag of object.
5249 * archive.h (Archive::Archive): Move constructor body to
5251 (Archive::no_export): New method.
5252 (Archive::no_export_): New field.
5253 * object.h (Object::Object): Initialize no_export_ to false.
5254 (Object::no_export, Object::set_no_export): New methods.
5255 (Object::no_export_): New field.
5256 * options.cc (General_options::parse_exclude_libs): New method.
5257 (General_options::check_excluded_libs) Same.
5258 * options.h (exclude_libs): New option.
5259 (General_options::check_excluded_libs): New method declaration.
5260 (General_options::excluded_libs_): New field.
5261 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5262 default or protected visibility if an object has no-export flag set.
5263 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5264 (check_SCRIPTS): Add exclude_libs_test.sh.
5265 (check_DATA): Add exclude_libs_test.syms.
5266 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5267 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5268 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5269 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5270 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5271 libexclude_libs_test_2.a): New rules.
5272 * testsuite/Makefile.in: Regenerate.
5273 * testsuite/exclude_libs_test.c: New file.
5274 * testsuite/exclude_libs_test.sh: Ditto.
5275 * testsuite/exclude_libs_test_1.c: Ditto.
5276 * testsuite/exclude_libs_test_2.c: Ditto.
5278 2009-05-15 Ian Lance Taylor <iant@google.com>
5280 * configure.ac: Check for declarations for cases where libiberty.h
5281 checks HAVE_DECL_xxx.
5282 * configure, config.in: Rebuild.
5284 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5286 * gold.h (Incremental_argument_list): Remove (invalid) forward
5288 * incremental.cc (Incremental_inputs::report_achive): New method.
5289 (Incremental_inputs::report_object): New method.
5290 (Incremental_inputs::report_script): New method.
5291 (Incremental_inputs::finalize_inputs): New method.
5292 (Incremental_inputs::finalize): Call finalize_inputs().
5293 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5294 Create inputs entries.
5295 * incremental.h (Incremental_input_type): New enum.
5296 (Incremental_inputs::Incremental_input): Initialize new fields.
5297 (Incremental_inputs::report_inputs): New method.
5298 (Incremental_inputs::report_achive): New method.
5299 (Incremental_inputs::report_object): New method.
5300 (Incremental_inputs::report_script): New method.
5301 (Incremental_inputs::finalize_inputs): New method.
5302 (Incremental_inputs::Input_info): New struct.
5303 (Incremental_inputs::Input_info_map): New typedef.
5304 (Incremental_inputs::lock_): New field.
5305 (Incremental_inputs::Inputs_): New field.
5306 (Incremental_inputs::Inputs_map): New field.
5307 * main.cc (main): Call Incremental_input::report_inputs.
5308 * options.h (Input_argument_list): Typedef moved from
5310 (Input_file_group::Files): Remove, use ::Input_argument_list.
5311 (Input_file_group::Input_argument_list): Remove, use
5312 ::Input_argument_list.
5313 * plugin.cc (Plugin_manager::add_input_file): Add error in
5315 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5317 * script.cc (read_input_script): Call
5318 Incremental_input::report_script.
5319 * script.h (Script_info): New class.
5321 2009-04-27 Ian Lance Taylor <iant@google.com>
5323 * x86_64.cc (do_adjust_output_section): Set entsize to
5326 2009-04-23 Elliott Hughes <enh@google.com>
5328 * output.cc (Output_file::close): After short writes, continue
5329 writing from the correct offset in the buffer being written.
5331 2009-04-23 Chris Demetriou <cgd@google.com>
5333 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5334 * configure: Regenerate.
5335 * config.in: Regenerate.
5336 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5337 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5339 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5341 * incremental.cc (Incremental_inputs_header_data): Renamed from
5342 Incremental_input_header_data.
5343 (Incremental_inputs_header_data::data_size): New field.
5344 (Incremental_inputs_header_data::put_input_file_count): Renamed
5345 from input_file_count.
5346 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5347 from command_line_offset.
5348 (Incremental_inputs_header_data::put_reserved): Renamed from
5350 (Incremental_inputs_entry_data): Renamed from
5351 Incremental_input_entry_data.
5352 (Incremental_inputs_entry_data::data_size): New field.
5353 (Incremental_inputs::report_command_line): New method.
5354 (Incremental_inputs::finalize): New method.
5355 (Incremental_inputs::create_incremental_inputs_data): New method.
5356 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5357 * incremental.h: New file.
5358 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5359 (Layout::finalize): Create incremental inputs section in
5361 (Layout::create_incremental_info_sections): New method.
5362 * layout.h (Layout::incremental_inputs): New method.
5363 (Layout::create_incremental_info_sections): New method.
5364 (Layout::incremental_inputs_): New field.
5365 * main.cc (main): Notify Incremental_input of the command line.
5367 2009-04-01 Ian Lance Taylor <iant@google.com>
5368 Mikolaj Zalewski <mikolajz@google.com>
5370 * gold.h (reserve_unordered_map): Define, three versions, one for
5371 each version of Unordered_map.
5372 * layout.cc (Layout::Layout): Remove options parameter. Add
5373 number_of_input_files parameter. Don't initialize options_.
5374 Initialize number_of_input_files_ and resized_signatures_. Move
5375 sections_are_attached_.
5376 (Layout::layout_group): Reserve space for group_signatures_.
5377 (Layout::find_or_add_kept_section): Change name parameter to be a
5378 reference. Resize signatures_ map when it gets large enough.
5379 (Layout::layout_eh_frame): Use parameters->options() instead of
5381 (Layout::make_output_section): Likewise.
5382 (Layout::attach_allocated_section_to_segment): Likewise.
5383 (Layout::finalize, Layout::create_executable_stack): Likewise.
5384 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5385 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5386 * layout.h (class Layout): Update declarations. Remove options_
5387 field. Add number_of_input_files_ and resized_signatures_
5388 fields. Move sections_are_attached_ field.
5389 * main.cc (main): Pass number of input files to Layout
5390 constructor. Don't pass options.
5392 2009-03-30 Ian Lance Taylor <iant@google.com>
5394 * ffsll.c (ffsll): Correct implementation.
5396 2009-03-27 Ian Lance Taylor <iant@google.com>
5398 * ffsll.c: New file.
5399 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5400 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5401 * ftruncate.c (ftruncate): Declare before definition.
5402 * mremap.c (mremap): Likewise.
5403 * pread.c (pread): Likewise.
5404 * configure, Makefile.in, config.in: Rebuild.
5406 * mremap.c: New file.
5407 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5408 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5409 (mremap): Declare if HAVE_MREMAP is not defined.
5410 * configure, Makefile.in, config.in: Rebuild.
5412 2009-03-27 Cary Coutant <ccoutant@google.com>
5414 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5415 position independent.
5416 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5417 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5419 2009-03-24 Cary Coutant <ccoutant@google.com>
5421 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5423 (needs_dynamic_reloc): Likewise.
5425 2009-03-24 Ian Lance Taylor <iant@google.com>
5427 * yyscript.y (file_cmd): Recognize EXTERN.
5428 (extern_name_list, extern_name_list_body): New nonterminals.
5429 * script.cc (script_add_extern): Define.
5430 * script-c.h (script_add_extern): Declare.
5432 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5434 * object.cc (is_elf_object): Define.
5435 * object.h (is_elf_object): Declare.
5436 * archive.cc (Archive::get_elf_object_for_member): Call
5438 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5440 2009-03-24 Elliott Hughes <enh@google.com>
5442 * output.cc (Output_file::map_anonymous): Define.
5443 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5444 try an anonymous one. Report the size if the mmap fails.
5445 * output.h (class Output_file): Declare map_anonymous.
5447 2009-03-24 Ian Lance Taylor <iant@google.com>
5449 * target-select.cc (instantiate_target): Don't acquire the lock if
5450 the instantiated_target_ field has already been set.
5452 2009-03-23 Ian Lance Taylor <iant@google.com>
5454 * gold-threads.h (class Initialize_lock): Define.
5455 * gold-threads.cc (class Initialize_lock_once): Define.
5456 (initialize_lock_control): New static variable.
5457 (initialize_lock_pointer): New static variable.
5458 (initialize_lock_once): New static function.
5459 (Initialize_lock::Initialize_lock): Define.
5460 (Initialize_lock::initialize): Define.
5461 * target-select.h: Include "gold-threads.h".
5462 (class Target_selector): Add lock_ and initialize_lock_ fields.
5463 Don't define instantiate_target, just declare it.
5464 * target-select.cc (Target_selector::Target_selector): Initialize
5466 (Target_selector::instantiate_target): Define.
5467 * descriptors.h: Include "gold-threads.h".
5468 (class Descriptors): Add initialize_lock_ field.
5469 * descriptors.cc (Descriptors::Descriptors): Initialize new
5471 (Descriptors::open): Use initialize_lock_ field
5472 * errors.h (class Errors): Add initialize_lock_ field.
5473 * errors.cc (Errors::Errors): Initialize new field.
5474 (Errors::initialize_lock): Use initialize_lock_ field.
5475 * powerpc.cc (class Target_selector_powerpc): Remove
5476 instantiated_target_ field. In do_recognize call
5477 instantiate_target rather than do_instantiate_target. In
5478 do_instantiate_target just allocate a new target.
5479 * sparc.cc (class Target_selector_sparc): Likewise.
5481 * freebsd.h: New file.
5482 * i386.cc: Include "freebsd.h".
5483 (Target_i386): Derive from Target_freebsd rather than
5485 (Target_selector_i386): Derive from Target_selector_freebsd rather
5486 than Target_selector.
5487 * x86_64.cc: Include "freebsd.h".
5488 (Target_x86_64): Derive from Target_freebsd rather than
5490 (Target_selector_x86_64): Derive from Target_selector_freebsd
5491 rather than Target_selector.
5492 * target.h (class Target): Add adjust_elf_header and
5493 do_adjust_elf_header.
5494 * output.cc (Output_file_header:: do_sized_write): Call target
5495 adjust_elf_header routine.
5496 * configure.tgt: Set targ_osabi.
5497 * configure.ac: Define GOLD_DEFAULT_OSABI.
5498 * parameters.cc (Parameters::default_target): Pass
5499 GOLD_DEFAULT_OSABI to select_target.
5500 * target-select.h (class Target_selector): Make instantiate_target
5501 protected rather than private.
5502 * Makefile.am (HFILES): Add freebsd.h.
5503 * configure, Makefile.in, config.in: Rebuild.
5505 * merge.cc (do_add_input_section): Correct pend value. Change
5506 message about last entry not being null terminated from error to
5509 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5511 * incremental.cc: New file.
5512 * Makefile.am (CCFILES): Add incremental.cc.
5513 * Makefile.in: Rebuild.
5515 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5517 * layout.cc (Layout::output_section_name): Preserve names
5518 of '.note.' sections.
5520 2009-03-19 Ian Lance Taylor <iant@google.com>
5522 * descriptors.cc (Descriptors::open): Check that the options are
5523 valid before using them.
5525 2009-03-18 Ian Lance Taylor <iant@google.com>
5527 * script-sections.h: Include <list>.
5528 (class Script_sections): Change Sections_elements from std::vector
5529 to std::list. Typedef public Elements_iterator. Add
5530 orphan_section_placement_, data_segment_align_start_, and
5531 saw_data_segment_align_ fields. Remove data_segment_align_index_
5533 * script-sections.cc (class Orphan_section_placement): New class.
5534 (class Sections_element): Add virtual functions is_relro and
5535 orphan_section_init. Remove virtual function place_orphan_here.
5536 (class Output_section_definition): Add is_relro and
5537 orphan_section_init. Remove place_orphan_here.
5538 (class Orphan_output_section): Likewise.
5539 (Script_sections::Script_sections): Update for field changes.
5540 (Script_sections::data_segment_align): Set saw_data_segment_align_
5541 and data_segment_align_start_, not data_segment_align_index.
5542 (Script_sections::data_segment_relro_end): Check
5543 saw_data_segment_align_. Use data_segment_align_start_ rather
5544 than data_segment_align_index_.
5545 (Script_sections::place_orphan): Rewrite to use
5546 Orphan_section_placement.
5548 2009-03-17 Ian Lance Taylor <iant@google.com>
5550 * archive.cc (Archive::add_symbols): Check for a version attached
5551 to the symbol name in the archive map.
5552 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5553 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5554 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5555 (ver_test_11.a): New target.
5556 * testsuite/Makefile.in: Rebuild.
5558 * configure.ac: Check for chsize and posix_fallocate. Replace
5560 * ftruncate.c: New file, from gnulib.
5561 * output.cc (posix_fallocate): Define dummy version if not
5562 HAVE_POSIX_FALLOCATE.
5563 (Output_file::map): Call posix_fallocate rather than lseek and
5565 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5566 * configure, Makefile.in, config.in: Rebuild.
5568 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5570 * layout.h (Layout::create_note): Add section_name parameter.
5571 * layout.cc (Layout::create_note): Likewise.
5572 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5574 2009-03-17 Ian Lance Taylor <iant@google.com>
5576 * descriptors.cc: Include "options.h".
5577 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5578 (Descriptors::open): Always use O_CLOEXEC when opening a new
5579 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5580 then set FD_CLOEXEC.
5582 * sparc.cc (class Target_sparc): Add has_got_section.
5583 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5584 make sure we have a GOT section.
5586 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5587 (Target_sparc::Scan::local): Likewise.
5588 (Target_sparc::Scan::global): Likewise.
5589 (Target_sparc::Relocate::relocate): Likewise.
5590 (Target_sparc::Relocate::relocate_tls): Likewise.
5592 * symtab.cc (Symbol_table::define_default_version): New function,
5593 broken out of add_from_object.
5594 (Symbol_table::add_from_object): Call define_default_version.
5595 (Symbol_table::define_special_symbol): Add resolve_oldsym
5596 parameter. Change all callers. If the version for a symbol comes
5597 from a version script, resolve it with the symbol with the same
5598 name with no version. Also add the symbol without a version if
5600 (do_define_in_output_data): If resolving with oldsym, don't delete
5602 (do_define_in_output_segment): Likewise.
5603 (do_define_as_constant): Likewise.
5604 * symtab.h (class Symbol_table): Update declarations.
5606 2009-03-13 Ian Lance Taylor <iant@google.com>
5608 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5609 (Read_symbols::requeue): New function.
5610 (Read_symbols::do_read_symbols): If make_elf_object fails because
5611 the target type is not configured, and the file was searched for,
5612 issue a warning and retry with the next directory.
5613 (Add_symbols::run): If the file has an incompatible format, and
5614 it was searched for, requeue the Read_symbols task. On error,
5616 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5617 dirindex parameter to constructor. Change all callers. Declare
5618 incompatible_warning and requeue.
5619 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5620 input_argument_ and input_group_ fields. Add them to
5621 constructor. Change all callers.
5622 (class Read_script): Add dirindex_ field. Add it to constructor.
5624 * archive.cc (Archive::setup): Remove input_objects parameter.
5626 (Archive::get_file_and_offset): Likewise.
5627 (Archive::read_all_symbols): Likewise.
5628 (Archive::read_symbols): Likewise.
5629 (Archive::get_elf_object_for_member): Remove input_objects
5630 parameter. Add punconfigured parameter. Change all callers.
5631 (Archive::add_symbols): Change return type to bool. Check return
5632 value of include_member.
5633 (Archive::include_all_members): Likewise.
5634 (Archive::include_member): Change return type to bool. Return
5635 false if first included object has incompatible target. Set
5636 included_member_ field.
5637 (Add_archive_symbols::run): If add_symbols returns false, requeue
5639 * archive.h (class Archive): Add included_member_ field.
5640 Initialize it in constructor. Add input_file and searched_for
5641 methods. Update declarations.
5642 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5643 input_argument_ fields. Add them to constructor. Change all
5645 * script.cc: Include "target-select.h".
5646 (class Parser_closure): Add skip_on_incompatible_target_ and
5647 found_incompatible_target_ fields. Add
5648 skip_on_incompatible_target parameter to constructor. Change all
5649 callers. Add methods skip_on_incompatible_target,
5650 clear_skip_on_incompatible_target, found_incompatible_target, and
5651 set_found_incompatible_target.
5652 (read_input_script): Add dirindex parameter. Change all callers.
5653 If parser finds an incompatible target, requeue Read_symbols
5655 (script_set_symbol): Clear skip_on_incompatible_target in
5657 (script_add_assertion, script_parse_option): Likewise.
5658 (script_start_sections, script_add_phdr): Likewise.
5659 (script_check_output_format): New function.
5660 * script.h (read_input_script): Update declaration.
5661 * script-c.h (script_check_output_format): Declare.
5662 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5663 (ignore_cmd): Remove OUTPUT_FORMAT.
5664 * fileread.cc (Input_file::Input_file): Add explicit this.
5665 (Input_file::will_search_for): New function.
5666 (Input_file::open): Add pindex parameter. Change all callers.
5667 * fileread.h (class Input_file): Add input_file_argument method.
5668 Declare will_search_for. Update declarations.
5669 * object.cc (make_elf_object): Add punconfigured parameter.
5671 * object.h (class Object): Make input_file public. Add
5672 searched_for method.
5673 (make_elf_object): Update declaration.
5674 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5676 * dirsearch.h (class Dirsearch): Update declaration.
5677 * options.h (class General_options): Add --warn-search-mismatch.
5678 * parameters.cc (Parameters::is_compatible_target): New function.
5679 * parameters.h (class Parameters): Declare is_compatible_target.
5680 * workqueue.cc (Workqueue::add_blocker): New function.
5681 * workqueue.h (class Workqueue): Declare add_blocker.
5683 * fileread.cc (Input_file::open): Remove options parameter.
5685 (Input_file::open_binary): Likewise.
5686 * script.cc (read_input_script): Likewise.
5687 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5688 options parameter from constructor. Change all callers.
5689 (class Read_script): Likewise.
5690 * fileread.h (class Input_file): Update declarations.
5691 * script.h (read_input_script): Update declaration.
5693 2009-03-10 Nick Clifton <nickc@redhat.com>
5695 * po/es.po: New Spanish translation.
5697 2009-03-06 Cary Coutant <ccoutant@google.com>
5699 * options.cc (parse_short_option): Keep dash_z from registering itself.
5701 2009-03-03 Ian Lance Taylor <iant@google.com>
5704 * target-reloc.h (relocate_section): Pass output_section to
5706 * i386.cc (Target_i386::should_apply_static_reloc): Add
5707 output_section parameter. Change all callers.
5708 (Target_i386::Relocate::relocate): Add output_section parameter.
5709 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5710 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5711 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5712 * testsuite/two_file_shared.sh: New script.
5713 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5714 (check_DATA): Add two_file_shared.dbg.
5715 (two_file_shared.dbg): New target.
5716 * testsuite/Makefile.in: Rebuild.
5718 2009-03-01 Ian Lance Taylor <iant@google.com>
5720 * configure.ac: Check for byteswap.h.
5721 * configure: Rebuild.
5722 * config.in: Rebuild.
5724 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5726 * layout.cc (Layout::find_or_add_kept_section): New function.
5727 (Layout::add_comdat): Removed.
5728 * layout.h (struct Kept_section): Move out of class Layout.
5729 Remove trailing underscores from field names. Add group_sections
5730 field. Rename group_ field to is_group. Change all uses.
5731 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5732 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5733 comdat_groups_ field.
5734 (Sized_relobj::include_section_group): Use
5735 find_or_add_kept_section and Kept_section::group_sections.
5736 (Sized_relobj::include_linkonce_section): Likewise.
5737 * object.cc (class Sized_relobj): Don't define Comdat_group or
5738 Comdat_group_table. Remove find_comdat_group and
5739 add_comdat_group. Remove comdat_groups_ field.
5740 * plugin.cc (include_comdat_group): Use
5741 Layout::find_or_add_kept_section.
5743 2009-02-28 Ian Lance Taylor <iant@google.com>
5745 * README: --gc-sections and map files are now supported. Document
5746 some build requirements.
5749 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5750 relocatable link set the value of the section symbol to zero.
5751 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5752 relocatable link don't include the section address in the local
5755 2009-02-27 Ian Lance Taylor <iant@google.com>
5758 * options.h (class Search_directory): Add is_system_directory.
5759 (class General_options): Declare is_in_system_directory.
5760 * options.cc (get_relative_sysroot): Make static.
5761 (get_default_sysroot): Make static.
5762 (General_optoins::is_in_system_directory): New function.
5763 * fileread.cc (Input_file::is_in_system_directory): New function.
5764 * fileread.h (class Input_file): Declare is_in_system_directory.
5765 * object.h (class Object): Add is_in_system_directory.
5766 (class Input_objects): Remove system_library_directory_ field.
5767 * object.cc (Input_objects::add_object): Don't set
5768 system_library_directory_.
5769 (input_objects::found_in_system_library_directory): Remove.
5770 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5771 parameter. Change all callers.
5772 (Symbol_table::sized_write_globals): Likewise.
5773 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5774 Call Object::is_in_system_directory.
5775 * symtab.h (class Symbol_table): Update declarations.
5778 * descriptors.h (Open_descriptor): Add is_on_stack field.
5779 * descriptors.cc (Descriptors::open): If the descriptor is on the
5780 top of the stack, remove it. Initialize is_on_stack field.
5781 (Descriptors::release): Only add pod to stack if it is not on the
5783 (Descriptors::close_some_descriptor): Clear stack_next and
5787 * output.cc (Output_section::find_starting_output_address): Rename
5788 from starting_output_address; add PADDR parameter; change return
5790 * output.h (class Output_section): Declare
5791 find_starting_output_address instead of starting_output_address.
5792 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5793 section symbol for which we can't find a merge section.
5796 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5797 hidden or internal, force the symbol to be local.
5798 * resolve.cc (Symbol::override_visibility): Define.
5799 (Symbol::override_base): Use override_visibility.
5800 (Symbol_table::resolve): Likewise.
5801 (Symbol::override_base_with_special): Likewise.
5802 (Symbol_table::override_with_special): If the visibility is hidden
5803 or internal, force the symbol to be local.
5804 * symtab.h (class Symbol): Add set_visibility and
5805 override_visibility.
5806 * testsuite/ver_test_1.sh: New file.
5807 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5808 (check_DATA): Add ver_test_1.syms.
5809 (ver_test_1.syms): New target.
5810 * testsuite/Makefile.in: Rebuild.
5812 2009-02-25 Cary Coutant <ccoutant@google.com>
5814 * layout.cc (Layout::choose_output_section): Don't rename sections
5815 when using a linker script that has a SECTIONS clause.
5816 * Makefile.in: Regenerate.
5818 * testsuite/Makefile.am (script_test_5.sh): New test case.
5819 * testsuite/Makefile.in: Regenerate.
5820 * testsuite/script_test_5.cc: New file.
5821 * testsuite/script_test_5.sh: New file.
5822 * testsuite/script_test_5.t: New file.
5824 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5826 * archive.cc (Archive::include_member): Update calls to add_symbols.
5827 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5828 the Layout argument.
5829 * dynobj.h (do_add_symbols): Add the Layout argument.
5830 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5832 * object.h (Object::add_symbols): Add the Layout argument.
5833 (Object::do_add_symbols): Add the Layout argument.
5834 (Sized_relobj::do_add_symbols): Add the Layout argument.
5835 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5836 Unify the two versions.
5837 (Add_plugin_symbols): Remove.
5838 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5839 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5840 (Add_plugin_symbols): Remove.
5841 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5842 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5843 (Add_symbols::run): Make it work with Pulginobj.
5845 2009-02-06 Ian Lance Taylor <iant@google.com>
5847 * object.cc (Sized_relobj::do_layout): Make info message start
5848 with lower case letter.
5850 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5852 * binary.cc: Fix file comment.
5854 * options.h (enum Incremental_disposition): Define.
5855 (class General_options): Add new options: --incremental,
5856 --incremental_changed, --incremental_unchanged,
5857 --incremental_unknown. Add incremental_disposition_ and
5858 implicit_incremental_ fields.
5859 (General_options::incremental_disposition): New function.
5860 (class Position_dependent_options): Add incremental_disposition
5862 (Position_dependent_options::copy_from_options): Set incremental
5864 * options.cc (General_options::parse_incremental_changed): New
5866 (General_options::parse_incremental_unchanged): New function.
5867 (General_options::parse_incremental_unknown): New function.
5868 (General_options::General_options): Initialize new fields
5869 incremental_disposition_ and implicit_incremental_.
5870 (General_options::finalize): Check for uasge of --incremental-*
5871 without --incremental.
5873 2009-02-06 Chris Demetriou <cgd@google.com>
5875 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5876 pointer and to report location as the file name associated with
5878 (gold_undefined_symbol_at_location): New function to replace the
5879 old gold_undefined_symbol functionality.
5880 * target-reloc.h (relocate_section): Update to use
5881 gold_undefined_symbol_at_location.
5882 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5883 Call gold_undefined_symbol function rather than gold_error.
5884 * errors.h (Errors::undefined_symbol): Take location as a
5885 string, rather than calculating it from a relocation.
5886 * errors.cc (Errors::fatal): Print "fatal error:" before the
5888 (Errors::error, Errors::error_at_location): Print "error: "
5889 before the formatted message.
5890 (Errors::undefined_symbol): Take location as a string, rather
5891 than calculating it from a relocation.
5892 (gold_undefined_symbol_at_location): New function akin to
5893 old gold_undefined_symbol, calculates location from relocation.
5894 (gold_undefined_symbol): Change to take only a Symbol pointer
5895 and to report location as the file name associated with the symbol.
5896 * testsuite/debug_msg.sh: Update for changed error messages.
5897 * testsuite/undef_symbol.sh: Likewise.
5899 2009-02-04 Duncan Sands <baldrick@free.fr>
5902 * reduced_debug_output.h
5903 (Output_reduced_debug_abbrev_section::failed): Use format for
5905 (Output_reduced_debug_info_section::faild): Likewise.
5907 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5909 * script.cc (Lazy_demangler): New class.
5910 (Version_script_info::get_symbol_version_helper): Demangle a
5913 2009-01-29 Cary Coutant <ccoutant@google.com>
5915 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5917 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5919 2009-01-28 Ian Lance Taylor <iant@google.com>
5921 * version.cc (version_string): Bump to 1.9.
5923 * gold.h: Include <cstring> and <stdint.h>.
5924 * version.cc: Include <cstdio>.
5925 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5927 * reduced_debug_output.cc (insert_into_vector): Rename from
5928 Insert_into_vector; change all callers. Use Swap_unaligned to
5929 avoid aliasing issue; remove union since it is unnecessary.
5931 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5933 * Makefile.am (CCFILES): Add gc.cc.
5935 * Makefile.in: Regenerate.
5936 * gold.cc (Gc_runner): New class.
5937 (queue_initial_tasks): Call garbage collection related tasks
5938 when corresponding options are invoked.
5939 (queue_middle_gc_tasks): New function.
5940 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5941 processed early before laying out sections during garbage collection.
5942 * gold.h (queue_middle_gc_tasks): New function.
5943 (is_prefix_of): Move from "layout.cc".
5944 * i386.cc (Target_i386::gc_process_relocs): New function.
5945 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5946 * main.cc (main): Create object of class "Garbage_collection".
5947 * object.cc (Relobj::copy_symbols_data): New function.
5948 (Relobj::is_section_name_included): New function.
5949 (Sized_relobj::do_layout): Allow this function to be called twice
5950 during garbage collection and defer layout of section during the
5952 * object.h (Relobj::get_symbols_data): New function.
5953 (Relobj::is_section_name_included): New function.
5954 (Relobj::copy_symbols_data): New function.
5955 (Relobj::set_symbols_data): New function.
5956 (Relobj::get_relocs_data): New function.
5957 (Relobj::set_relocs_data): New function.
5958 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5959 (Relobj::gc_process_relocs): New function.
5960 (Relobj::do_gc_process_relocs): New pure virtual function.
5961 (Relobj::sd_): New data member.
5962 (Sized_relobj::is_output_section_offset_invalid): New function.
5963 (Sized_relobj::do_gc_process_relocs): New function.
5964 * options.h (General_options::gc_sections): Modify to not be a no-op.
5965 (General_options::print_gc_sections): New option.
5966 * plugin.cc (Plugin_finish::run): Remove function call to
5967 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5968 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5969 * reloc.cc (Read_relocs::run): Add task to process relocs and
5970 determine unreferenced sections when doing garbage collection.
5971 (Gc_process_relocs): New class.
5972 (Sized_relobj::do_gc_process_relocs): New function.
5973 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5974 sections that are garbage collected.
5975 * reloc.h (Gc_process_relocs): New class.
5976 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5977 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5978 symbols whose corresponding sections are garbage collected.
5979 (Symbol_table::Symbol_table): Add new parameter for the garbage
5981 (Symbol_table::gc_mark_undef_symbols): New function.
5982 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5983 (Symbol_table::gc_mark_dyn_syms): New function.
5984 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5986 (Symbol_table::add_from_object): Likewise.
5987 (Symbol_table::add_from_relobj): When building shared objects, do not
5988 treat externally visible symbols as garbage.
5989 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5990 table information for static and relocatable links.
5991 * symtab.h (Symbol_table::set_gc): New function.
5992 (Symbol_table::gc): New function.
5993 (Symbol_table::gc_mark_undef_symbols): New function.
5994 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5995 (Symbol_table::gc_mark_dyn_syms): New function.
5996 (Symbol_table::gc_): New data member.
5997 * target.h (Sized_target::gc_process_relocs): New pure virtual
5999 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6000 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6002 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6004 * options.h (General_options::gc_sections): Define as a no-op for now.
6005 (General_options::no_keep_memory): Ditto.
6006 (General_options::Bshareable): Define.
6007 * options.cc (General_options::finalize): Honor -Bshareable.
6009 2009-01-20 Andreas Schwab <schwab@suse.de>
6011 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6012 read the value in the contents, since we don't use it. Use the
6013 template endianness when writing.
6014 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6016 2009-01-19 Andreas Schwab <schwab@suse.de>
6018 * configure.tgt (powerpc64-*): Fix targ_obj.
6020 2009-01-15 Ian Lance Taylor <iant@google.com>
6022 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6023 local symbols when stripping all symbols.
6025 2009-01-14 Cary Coutant <ccoutant@google.com>
6027 * output.cc (Output_reloc): Add explicit instantiations.
6029 2009-01-14 Cary Coutant <ccoutant@google.com>
6031 * archive.cc (Archive::get_elf_object_for_member): Remove call
6032 to File_read::claim_for_plugin.
6033 * descriptors.cc (Descriptors::open): Remove reference to
6035 (Descriptors::claim_for_plugin): Remove.
6036 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6037 (Descriptors::is_claimed): Remove.
6038 (claim_descriptor_for_plugin): Remove.
6039 * fileread.cc (File_read::claim_for_plugin): Remove.
6040 * fileread.h (File_read::claim_for_plugin): Remove.
6041 (File_read::descriptor): Reopen descriptor if necessary.
6042 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6043 (Plugin_manager::all_symbols_read): Add task parameter. Change
6045 (Plugin_manager::get_input_file): New function.
6046 (Plugin_manager::release_input_file): New function.
6047 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6048 corresponding data member.
6049 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6050 and pass to base constructor. Change all callers.
6051 (get_input_file, release_input_file): New functions.
6052 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6053 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6054 (Plugin_manager::all_symbols_read): Add task parameter.
6055 (Plugin_manager::get_input_file): New function.
6056 (Plugin_manager::release_input_file): New function.
6057 (Plugin_manager::task_): New data member.
6058 (Pluginobj::Pluginobj): Add filesize parameter.
6059 (Pluginobj::filename): New function.
6060 (Pluginobj::descriptor): New function.
6061 (Pluginobj::filesize): New function.
6062 (Pluginobj::filesize_): New data member.
6063 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6064 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6065 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6067 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6068 with archive libraries.
6069 * testsuite/Makefile.in: Regenerate.
6070 * testsuite/plugin_test.c (struct sym_info): New type.
6071 (get_input_file, release_input_file): New static variables.
6072 (onload): Capture new transfer vector entries.
6073 (claim_file_hook): Stop reading at end of file according to filesize.
6074 Factor out parsing of readelf output into separate function.
6075 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6076 APIs and get the source file name from the symbol table. Convert
6077 source file name to corresponding object file name. Print info
6078 message when adding new input files.
6079 (parse_readelf_line): New function.
6080 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6081 * testsuite/plugin_test_2.sh: Likewise.
6082 * testsuite/plugin_test_3.sh: Likewise.
6083 * testsuite/plugin_test_4.sh: New test case.
6085 2009-01-07 Ian Lance Taylor <iant@google.com>
6087 * version.cc (version_string): Bump to 1.8.
6089 2008-12-23 Cary Coutant <ccoutant@google.com>
6091 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6092 * plugin.cc (Plugin_manager::finish): Rename as
6093 layout_deferred_objects. Move cleanup to separate function.
6094 (Plugin_manager::cleanup): New function.
6095 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6097 * plugin.h (Plugin_manager::finish): Rename as
6098 layout_deferred_objects.
6099 (Plugin_manager::cleanup): New function.
6100 (Plugin_manager::cleanup_done): New field.
6102 2008-12-23 Cary Coutant <ccoutant@google.com>
6104 * plugin.cc (is_visible_from_outside): New function.
6105 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6106 so we don't return "IR only" status for exported symbols or -r links.
6108 * testsuite/Makefile.am (plugin_test_3): New test case.
6109 * testsuite/Makefile.in: Regenerate.
6110 * testsuite/plugin_test_3.sh: New file.
6112 2008-12-22 Cary Coutant <ccoutant@google.com>
6114 * object.cc (Sized_relobj::layout_section): New function.
6115 (Sized_relobj::do_layout): Defer layout of input sections until after
6116 plugin has provided replacement files.
6117 (Sized_relobj::do_layout_deferred_sections): New function.
6118 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6119 (Relobj::layout_deferred_sections): New function.
6120 (Relobj::do_layout_deferred_sections): New function.
6121 (Sized_relobj::do_layout_deferred_sections): New function.
6122 (Sized_relobj::layout_section): New function.
6123 (Sized_relobj::Deferred_layout): New structure.
6124 (Sized_relobj::deferred_layout_): New field.
6125 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6126 Change all callers. Layout deferred sections.
6127 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6129 (Plugin_hook::run): Move code from do_plugin_hook inline.
6130 (Plugin_hook::do_plugin_hook): Remove.
6131 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6132 (Plugin_manager::finish): Renamed, was cleanup.
6133 (Plugin_manager::should_defer_layout): New function.
6134 (Plugin_manager::add_deferred_layout_object): New function.
6135 (Plugin_manager::Deferred_layout_list): New type.
6136 (Plugin_manager::deferred_layout_objects_): New field.
6137 (Plugin_hook::do_plugin_hook): Remove.
6139 2008-12-17 Ian Lance Taylor <iant@google.com>
6141 * options.h (class General_options): Add --no case for
6144 2008-12-16 Cary Coutant <ccoutant@google.com>
6146 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6148 (Plugin_manager::claim_file): Create plugin object even if
6149 plugin did not call the add_symbols callback.
6150 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6151 asking for more symbols than were added.
6152 * testsuite/Makefile.am (plugin_test_1): Add test case with
6154 (empty.syms): New target.
6155 * testsuite/Makefile.in: Regenerate.
6156 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6157 message. Don't call add_symbols if no globals.
6158 (all_symbols_read_hook): Don't provide replacement for empty
6161 2008-12-12 Ian Lance Taylor <iant@google.com>
6163 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6164 r_type == 0 for a local symbol with r_sym == 0.
6165 (scan_relocatable_relocs): Pass r_sym to
6166 local_non_section_strategy.
6167 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6170 * configure.ac: Update test for TLS descriptors: they are
6171 supported as of glibc 2.9.
6172 * configure: Rebuild.
6174 2008-12-11 Ian Lance Taylor <iant@google.com>
6177 * target-reloc.h (Default_scan_relocatable_relocs): For each
6178 function, map r_type == 0 to RELOC_DISCARD.
6180 2008-12-10 Cary Coutant <ccoutant@google.com>
6182 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6183 object to override a kept COMDAT group from a plugin object.
6185 2008-12-09 Ian Lance Taylor <iant@google.com>
6188 * yyscript.y (file_cmd): Handle INPUT.
6190 * testsuite/initpri1.c: Change all declarations to be full
6191 prototypes by adding void, to avoid compiler warnings.
6193 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6195 * options.cc (General_options::parse_plugin_opt): New.
6196 (General_options::add_plugin): The argument now is just the filename.
6197 (General_options::add_plugin_option): New.
6198 * options.h (plugin_opt): New.
6199 (add_plugin): Change argument name.
6200 (add_plugin_option): New.
6201 * plugin.cc (Plugin::load): Don't parse the plugin option.
6202 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6203 (Plugin::add_option): New.
6204 (Plugin::args_): Change type.
6205 (Plugin::filename_): New.
6206 (Plugin_manager::add_plugin_option): New.
6207 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6208 * testsuite/Makefile.in: Regenerate.
6210 2008-12-05 Cary Coutant <ccoutant@google.com>
6212 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6213 Handle --strip-lto-sections option.
6214 * options.h (strip_lto_sections): New option.
6216 2008-12-01 Cary Coutant <ccoutant@google.com>
6218 * plugin.cc (ld_plugin_message): Change format parameter to const.
6219 Fix mismatch between new[] and delete.
6221 2008-11-14 Cary Coutant <ccoutant@google.com>
6223 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6226 2008-11-05 Craig Silverstein <csilvers@google.com>
6228 * options.cc (General_options::parse_dynamic_list): New function.
6229 * options.h (General_options): New flags dynamic_list,
6230 dynamic_list_data, dynamic_list_cpp_new, and
6231 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6232 (General_options::in_dynamic_list): New function.
6233 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6234 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6235 (Lex::can_continue_name): Likewise.
6237 (read_script_file): New parameter script_options.
6238 (read_dynamic_list): New function.
6239 (Script_options::define_dynamic_list): New function.
6240 (dynamic_list_keyword_parsecodes): New variable.
6241 (dynamic_list_keywords): New variable.
6242 * script.h (Script_options::define_dynamic_list): New function
6244 (read_dynamic_list): New function prototype.
6245 * symtab.cc (strprefix): New macro.
6246 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6247 dynamic_list_data, dynamic_list_cpp_new, and
6248 dynamic_list_cpp_typeinfo.
6249 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6250 (dynamic_list_expr): New rule.
6251 (dynamic_list_nodes): Likewise.
6252 (dynamic_list_node): Likewise.
6253 * testsuite/Makefile.am (dynamic_list): New test.
6254 * testsuite/Makefile.in: Regenerated.
6255 * testsuite/dynamic_list.t: New file.
6256 * testsuite/dynamic_list.sh: New file.
6258 2008-11-05 Craig Silverstein <csilvers@google.com>
6260 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6261 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6262 (t11_last): Likewise.
6263 * testsuite/ver_test_6.c (main): Likewise.
6265 2008-10-07 Cary Coutant <ccoutant@google.com>
6267 * options.c (General_options::finalize): Add check for -static and
6269 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6272 2008-10-02 Cary Coutant <ccoutant@google.com>
6274 * plugin.cc (make_sized_plugin_object): Fix conditional
6275 compilation to work when not all targets are enabled.
6277 2008-09-29 Cary Coutant <ccoutant@google.com>
6279 * archive.cc (Archive::get_file_and_offset): Use filename instead
6280 of name to get library path.
6281 (Archive::include_member): Unlock external member of a thin archive.
6283 * testsuite/Makefile.am (TEST_AR): New variable.
6284 (thin_archive_test_1): New test.
6285 (thin_archive_test_2): New test.
6286 * testsuite/Makefile.in: Regenerate.
6287 * testsuite/thin_archive_main.cc: New file.
6288 * testsuite/thin_archive_test_1.cc: New file.
6289 * testsuite/thin_archive_test_2.cc: New file.
6290 * testsuite/thin_archive_test_3.cc: New file.
6291 * testsuite/thin_archive_test_4.cc: New file.
6293 2008-09-29 Cary Coutant <ccoutant@google.com>
6295 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6296 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6298 (Sized_relobj::do_finalize_local_symbols): Likewise.
6299 (Sized_relobj::map_to_kept_section): Likewise.
6300 * object.h (Sized_relobj::invalid_address): New constant.
6301 (Sized_relobj::do_output_section_offset): Check for invalid_address
6303 * output.cc (Output_reloc::local_section_offset): Use constant
6304 invalid_address instead of -1U.
6305 (Output_reloc::get_address): Likewise.
6306 (Output_section::output_address): Change -1U to -1ULL.
6307 * output.h (Output_reloc::invalid_address): New constant.
6308 * reloc.cc (Sized_relobj::write_sections): Use constant
6309 invalid_address instead of -1U.
6310 (Sized_relobj::relocate_sections): Likewise.
6311 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6312 values for merge sections.
6313 * target-reloc.h (relocate_for_relocatable): Use constant
6314 invalid_address instead of -1U.
6316 2008-09-19 Cary Coutant <ccoutant@google.com>
6318 Add plugin functionality for link-time optimization (LTO).
6319 * configure.ac (plugins): Add --enable-plugins option.
6320 * configure: Regenerate.
6321 * config.in: Regenerate.
6322 * Makefile.am (LIBDL): New variable.
6323 (CCFILES): Add plugin.cc.
6324 (HFILES): Add plugin.h.
6325 (ldadd_var): Add LIBDL.
6326 * Makefile.in: Regenerate.
6328 * archive.cc: Include "plugin.h".
6329 (Archive::setup): Don't preread archive symbols when using a plugin.
6330 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6331 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6333 (Archive::include_member): Add symbols from plugin objects.
6334 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6335 * descriptors.cc (Descriptors::open): Check for file descriptors
6336 abandoned by plugins.
6337 (Descriptors::claim_for_plugin): New function.
6338 * descriptors.h (Descriptors::claim_for_plugin): New function.
6339 (Open_descriptor::is_claimed): New field.
6340 (claim_descriptor_for_plugin): New function.
6341 * fileread.cc (File_read::claim_for_plugin): New function.
6342 * fileread.h (File_read::claim_for_plugin): New function.
6343 (File_read::descriptor): New function.
6344 * gold.cc: Include "plugin.h".
6345 (queue_initial_tasks): Add task to call plugin hooks for generating
6347 * main.cc: Include "plugin.h".
6348 (main): Load plugin libraries.
6349 * object.h (Pluginobj): Declare.
6350 (Object::pluginobj): New function.
6351 (Object::do_pluginobj): New function.
6352 (Object::set_target): New function.
6353 * options.cc: Include "plugin.h".
6354 (General_options::parse_plugin): New function.
6355 (General_options::General_options): Initialize plugins_ field.
6356 (General_options::add_plugin): New function.
6357 * options.h (Plugin_manager): Declare.
6358 (General_options): Add --plugin option.
6359 (General_options::has_plugins): New function.
6360 (General_options::plugins): New function.
6361 (General_options::add_plugin): New function.
6362 (General_options::plugins_): New field.
6363 * plugin.cc: New file.
6364 * plugin.h: New file.
6365 * readsyms.cc: Include "plugin.h".
6366 (Read_symbols::do_read_symbols): Check for archive before checking
6367 for ELF file. Call plugin hooks to claim files.
6368 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6369 from a real object file; force override when processing replacement
6371 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6372 (Symbol::init_base_object): Likewise.
6373 (Symbol::init_base_output_data): Likewise.
6374 (Symbol::init_base_output_segment): Likewise.
6375 (Symbol::init_base_constant): Likewise.
6376 (Symbol::init_base_undefined): Likewise.
6377 (Symbol::output_section): Assert that object is not a plugin.
6378 (Symbol_table::add_from_pluginobj): New function.
6379 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6381 (Symbol_table::sized_write_globals): Likewise.
6382 (Symbol_table::add_from_pluginobj): Instantiate template.
6383 * symtab.h (Sized_pluginobj): Declare.
6384 (Symbol::in_real_elf): New function.
6385 (Symbol::set_in_real_elf): New function.
6386 (Symbol::in_real_elf_): New field.
6387 (Symbol_table::add_from_pluginobj): New function.
6389 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6390 (LIBDL): New variable.
6392 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6393 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6394 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6395 (MOSTLYCLEANFILES): Likewise.
6396 * testsuite/Makefile.in: Regenerate.
6397 * testsuite/plugin_test.c: New file.
6398 * testsuite/plugin_test_1.sh: New file.
6399 * testsuite/plugin_test_2.sh: New file.
6401 2008-09-16 Ian Lance Taylor <iant@google.com>
6403 * target-reloc.h (relocate_section): Check whether a symbol is
6404 defined by the ABI before reporting an undefined symbol error.
6405 * target.h (Target::is_defined_by_abi): Make parameter const.
6406 (Target::do_is_defined_by_abi): Likewise.
6407 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6408 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6409 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6410 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6411 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6412 * testsuite/Makefile.in: Rebuild.
6414 * fileread.cc (make_view): Add casts to avoid warning.
6416 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6418 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6419 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6421 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6423 * options.h (General_options::output_is_executable): New.
6424 (General_options::output_is_pie): New.
6425 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6426 for shared libraries.
6427 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6429 2008-09-11 Chris Demetriou <cgd@google.com>
6431 * options.h (origin): New -z option.
6432 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6433 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6436 2008-09-05 Cary Coutant <ccoutant@google.com>
6438 * fileread.cc (File_read::make_view): Add check for attempt to map
6441 2008-09-05 Cary Coutant <ccoutant@google.com>
6443 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6444 explicit instantiations.
6446 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6449 * options.cc (General_options::finalize): Allow undefined symbols
6450 in shlibs if linking -shared.
6453 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6454 symbols as not needing a dynsym entry.
6456 2008-08-20 Craig Silverstein <csilvers@google.com>
6458 * fileread.cc (File_read::open): Do not lock the file unless it
6459 was successfully opened.
6461 2008-08-14 Cary Coutant <ccoutant@google.com>
6463 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6464 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6465 * testsuite/tls_test.cc (struct int128): 128-bit struct
6466 for testing TLS relocs with non-zero addend.
6467 (v12): New TLS variable.
6469 (t_last): Add check for v12.
6470 * testsuite/tls_test.h (t12): New function.
6471 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6473 2008-08-13 Ian Lance Taylor <iant@google.com>
6475 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6476 set tls_segment_ or relro_segment_.
6477 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6479 * output.h (Output_section::clear_is_relro): New function.
6480 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6481 sections specially even when output_data_ is empty.
6482 (Output_segment::maximum_alignment): When first section is relro,
6483 only force alignment for PT_LOAD segments.
6484 * script.cc (script_data_segment_align): New function.
6485 (script_data_segment_relro_end): New function.
6486 * script-c.h (script_data_segment_align): Declare.
6487 (script_data_segment_relro_end): Declare.
6488 * script-sections.h (class Script_sections): Declare
6489 data_segment_align and data_segment_relro_end. Add fields
6490 segment_align_index_ and saw_relro_end_.
6491 * script-sections.cc (class Sections_element): Add set_is_relro
6492 virtual function. Add new bool* parameter to place_orphan_here.
6493 Add get_output_section virtual function.
6494 (class Output_section_definition): Add set_is_relro. Add new
6495 bool* parameter to place_orphan_here. Add get_output_section.
6496 Add is_relro_ field.
6497 (Output_section_definition::Output_section_definition): Initialize
6498 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6499 and is_relro_ fields.
6500 (Output_section_definition::place_orphan_here): Add is_relro
6502 (Output_section_definition::set_section_addresses): Set relro for
6504 (Output_section_definition::alternate_constraint): Likewise.
6505 (class Orphan_output_section): Add new bool* parameter to
6506 place_orphan_here. Add get_output_section.
6507 (Orphan_output_section::place_orphan_here): Add is_relro
6509 (Script_sections::Script_sections): Initialize
6510 data_segment_align_index_ and saw_relro_end_.
6511 (Script_sections::data_segment_align): New function.
6512 (Script_sections::data_segment_relro_end): New function.
6513 (Script_sections::place_orphan): Set or clear is_relro.
6514 (Script_sections::set_section_addresses): Force alignment of first
6516 * yyscript.y (exp): Call script_data_segment_align and
6517 script_data_segment_relro_end.
6518 * testsuite/relro_script_test.t: New file.
6519 * testsuite/relro_test.cc (using_script): Declare.
6520 (t1, t2): Test using_script.
6521 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6522 (relro_script_test_SOURCES): Define.
6523 (relro_script_test_DEPENDENCIES): Define.
6524 (relro_script_test_LDFLAGS): Define.
6525 (relro_script_test_LDADD): Define.
6526 (relro_script_test.so): New target.
6527 * testsuite/Makefile.in: Rebuild.
6529 2008-08-06 Cary Coutant <ccoutant@google.com>
6531 * archive.cc (Archive::total_archives, Archive::total_members)
6532 (Archive::total_members_loaded): New variables.
6533 (Archive::setup): Add parameter. Add option to preread
6535 (Archive::read_armap): Add counter.
6536 (Archive::get_file_and_offset): New function.
6537 (Archive::get_elf_object_for_member): New function.
6538 (Archive::read_all_symbols): New function.
6539 (Archive::read_symbols): New function.
6540 (Archive::add_symbols): Add counters.
6541 (Archive::include_all_members): Use armap to find members if it's
6543 (Archive::include_member): Skip reading symbols if already read.
6544 Factored code into Archive::get_file_and_offset and
6545 Archive::get_elf_object_for_member. Changed call to
6546 Mapfile::report_include_archive_member.
6547 (Archive::print_stats): New function.
6548 * archive.h: Declare Object and Read_symbols_data classes.
6549 (Archive::Archive): Add initializers for new members.
6550 (Archive::setup): Add parameter.
6551 (Archive::print_stats): New function.
6552 (Archive::total_archives, Archive::total_members)
6553 (Archive::total_members_loaded): New variables.
6554 (Archive::get_file_and_offset): New function.
6555 (Archive::get_elf_object_for_member): New function.
6556 (Archive::read_all_symbols): New function.
6557 (Archive::read_symbols): New function.
6558 (Archive::Archive_member): New class.
6559 (Archive::members_): New member.
6560 (Archive::num_members_): New member.
6561 * main.cc: Include archive.h.
6562 (main): Call Archive::print_stats.
6563 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6564 archive parameter; member_name is now the fully-decorated name.
6565 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6566 * options.h: (General_options): Add --preread-archive-symbols option.
6567 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6570 2008-08-04 Ian Lance Taylor <iant@google.com>
6572 * symtab.h (Symbol::use_plt_offset): New function.
6573 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6574 * powerpc.cc (Relocate::relocate): Likewise.
6575 * sparc.cc (Relocate::relocate): Likewise.
6576 * x86_64.cc (Relocate::relocate): Likewise.
6577 * testsuite/weak_plt.sh: New test.
6578 * testsuite/weak_plt_main.cc: New test.
6579 * testsuite/weak_plt_shared.cc: New test.
6580 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6581 (check_PROGRAMS): Add weak_plt.
6582 (check_DATA): Add weak_plt_shared.so.
6583 (weak_plt_main_pic.o, weak_plt): New targets.
6584 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6585 * testsuite/Makefile.in: Rebuild.
6587 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6589 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6590 * testsuite/Makefile.in: Rebuild.
6592 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6594 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6595 * Makefile.in: Regenerate.
6596 * po/POTFILES.in: Regenerate.
6598 2008-07-29 Ian Lance Taylor <iant@google.com>
6600 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6601 symbols before other symbols.
6602 * testsuite/script_test_2.cc (test_addr): Declare.
6603 (test_addr_alias): Declare.
6604 (main): Check that test_addr and test_addr_alias have the right
6606 * testsuite/script_test_2.t: Define test_addr_alias and
6609 2008-07-24 Ian Lance Taylor <iant@google.com>
6612 * descriptors.cc: New file.
6613 * descriptors.h: New file.
6614 * gold-threads.h (class Hold_optional_lock): New class.
6615 * fileread.cc: Include "descriptors.h".
6616 (File_read::~File_read): Release descriptor rather than closing
6618 (File_read::open) [file]: Call open_descriptor rather than open.
6619 Set is_descriptor_opened_.
6620 (File_read::open) [memory]: Assert that descriptor is not open.
6621 (File_read::reopen_descriptor): New function.
6622 (File_read::release): Release descriptor.
6623 (File_read::do_read): Make non-const. Reopen descriptor.
6624 (File_read::read): Make non-const.
6625 (File_read::make_view): Reopen descriptor.
6626 (File_read::do_readv): Likewise.
6627 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6628 Update declarations.
6629 * layout.cc: Include "descriptors.h".
6630 (Layout::create_build_id): Use open_descriptor rather than open.
6631 * output.cc: Include "descriptors.h".
6632 (Output_file::open): Use open_descriptor rather than open.
6633 * archive.cc (Archive::const_iterator): Change Archive to be
6635 (Archive::begin, Archive::end): Make non-const.
6636 (Archive::count_members): Likewise.
6637 * archive.h (class Archive): Update declarations.
6638 * object.h (Object::read): Make non-const.
6639 * Makefile.am (CCFILES): Add descriptors.cc.
6640 (HFILES): Add descriptors.h.
6641 * Makefile.in: Rebuild.
6644 * gold.h: Always include <clocale>. Add Solaris workarounds
6645 following code in binutils/sysdep.h.
6648 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6649 this->eh_frame_hdr_ is NULL before using it.
6651 * dynobj.cc (Versions::Versions): Update comment.
6653 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6654 the base version name.
6656 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6657 array size plus one.
6658 (Stringpool_template::set_string_offsets): Subtract one from key
6659 before using it as an array index.
6660 (Stringpool_template::get_offset_with_length): Likewise.
6661 (Stringpool_template::write_to_buffer): Likewise.
6662 * stringpool.h (Stringpool_template::get_offset_from_key):
6665 2008-07-23 Ian Lance Taylor <iant@google.com>
6668 * object.h (Merged_symbol_value::value): Do our best to handle a
6672 * script.cc (Version_script_info::get_versions): Don't add empty
6673 version tag to return value.
6674 (Version_script_info::get_symbol_version_helper): Change return
6675 type to bool. Add pversion parameter. Change all callers.
6676 (script_register_vers_node): Don't require a non-NULL tag.
6677 * script.h (class Version_script_info): Update declarations.
6678 (Version_script_info::get_symbol_version): Change return type to
6679 bool. Add version parameter. Change all callers.
6680 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6681 handling. Handle an empty version from a version script.
6682 (Symbol_table::define_special_symbol): Likewise.
6683 * testsuite/ver_test_10.script: New file.
6684 * testsuite/ver_test_10.sh: New file.
6685 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6686 (check_DATA): Add ver_test_10.syms.
6687 (ver_test_10.syms, ver_test_10.so): New target.
6688 * testsuite/Makefile.in: Rebuild.
6690 2008-07-23 Simon Baldwin <simonb@google.com>
6692 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6693 to zero for undefined symbols from dynamic libraries.
6695 2008-07-23 Ian Lance Taylor <iant@google.com>
6697 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6699 * symtab.h (class Symbol_table): Update declaration.
6700 * testsuite/ver_test_9.cc: New file.
6701 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6702 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6703 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6704 (ver_test_9.so, ver_test_9.o): New targets.
6705 * testsuite/Makefile.in: Rebuild.
6707 2008-07-22 Ian Lance Taylor <iant@google.com>
6709 * options.h (class General_options): Define --check-sections.
6710 * layout.cc (Layout::set_segment_offsets): Handle
6713 * options.h (class General_options): Define -n/--nmagic and
6715 * options.cc (General_options::finalize): For -n/--nmagic or
6716 -N/--omagic, set -static.
6717 * layout.cc (Layout::attach_allocated_section_to_segment): If
6718 -N/--omagic, don't put read-only and read-write sections in
6720 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6721 finding a read-only segment.
6722 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6723 don't set the minimum segment alignment to the common page size,
6724 and don't set the file offset to the address modulo the page size.
6725 * script-sections.cc (Script_sections::create_segments): If
6726 -n/--omagic, don't put read-only and read-write sections in
6729 * cref.cc: New file.
6731 * options.h (class General_options): Add --print-symbol-counts.
6732 * main.cc (main): Issue defined symbol report if requested.
6733 * archive.cc (Archive::interpret_header): Make into a const member
6735 (Archive::add_symbols): Call Input_objects::archive_start and
6737 (Archive::const_iterator): Define new class.
6738 (Archive::begin, Archive::end): New functions.
6739 (Archive::include_all_members): Rewrite to use iterator.
6740 (Archive::count_members): New function.
6741 * archive.h (class Archive): Update declarations.
6742 (Archive::filename): New function.
6743 * object.cc: Include "cref.h".
6744 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6745 (Sized_relobj::do_get_global_symbol_counts): New function.
6746 (Input_objects::add_object): Add object to cross-referencer.
6747 (Input_objects::archive_start): New function.
6748 (Input_objects::archive_stop): New function.
6749 (Input_objects::print_symbol_counts): New function.
6750 * object.h: Declare Cref and Archive.
6751 (Object::get_global_symbol_counts): New function.
6752 (Object::do_get_global_symbol_counts): New pure virtual function.
6753 (class Sized_relobj): Add defined_count_ field. Update
6755 (class Input_objects): Add cref_ field. Update constructor.
6756 Update declarations.
6757 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6759 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6761 (Sized_dynobj::do_get_global_symbol_counts): New function.
6762 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6763 defined_count_. Update declarations. Define Symbols typedef.
6764 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6765 parameter. Change all callers.
6766 (Symbol_table::add_from_dynobj): Add sympointers and defined
6767 parameters. Change all callers.
6768 * symtab.h (class Symbol_table): Update declarations.
6769 * Makefile.am (CCFILES): Add cref.cc.
6770 (HFILES): Add cref.h.
6771 * Makefile.in: Rebuild.
6773 2008-07-22 Simon Baldwin <simonb@google.com>
6775 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6776 to zero when writing undefined symbols.
6778 2008-07-22 Ian Lance Taylor <iant@google.com>
6780 * output.cc (Output_section::add_input_section): Don't try to
6781 merge empty merge sections.
6783 2008-07-21 Craig Silverstein <csilvers@google.com>
6785 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6786 Include symbol version in error message.
6788 2008-07-20 Chris Demetriou <cgd@google.com>
6790 * configure.ac (gold_cv_c_random_seed): New configured variable.
6791 (RANDOM_SEED_CFLAGS): New substituted variable.
6792 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6793 * configure: Rebuild.
6794 * Makefile.in: Likewise.
6795 * testsuite/Makefile.in: Likewise.
6797 2008-07-18 Ian Lance Taylor <iant@google.com>
6799 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6800 where we see NAME/NULL and NAME/VERSION as separate symbols.
6801 * testsuite/ver_test_main.cc (main): Call t4.
6802 (t4, t4_2a): Define.
6803 * testsuite/ver_test_2.cc (t4_2): Define.
6804 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6805 * testsuite/ver_test_4.cc (t4_2a): Define.
6806 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6807 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6809 2008-07-17 Ian Lance Taylor <iant@google.com>
6811 * dynobj.cc (Versions::add_def): If we give an error about a
6812 missing version, go ahead and create the version anyhow.
6814 2008-07-10 Ian Lance Taylor <iant@google.com>
6816 Handle output sections with more than 0x7fffffff bytes.
6817 * object.h (class Relobj): Change map_to_output_ to
6818 output_sections_, and just keep a section pointer. Change all
6819 uses. Move comdat group support to Sized_relobj.
6820 (Relobj::is_section_specially_mapped): Remove.
6821 (Relobj::output_section): Remove poff parameter. Change all
6823 (Relobj::output_section_offset): New function.
6824 (Relobj::set_section_offset): Rewrite.
6825 (Relobj::map_to_output): Remove.
6826 (Relobj::output_sections): New function.
6827 (Relobj::do_output_section_offset): New pure virtual function.
6828 (Relobj::do_set_section_offset): Likewise.
6829 (class Sized_relobj): Add section_offsets_ field. Add comdat
6830 group support from Relobj. Update declarations.
6831 (Sized_relobj::get_output_section_offset): New function.
6832 (Sized_relobj::do_output_section_offset): New function.
6833 (Sized_relobj::do_set_section_offset): New function.
6834 * object.cc (Relobj::output_section_address): Remove.
6835 (Sized_relobj::Sized_relobj): Initialize new fields.
6836 (Sized_relobj::include_section_group): Cast find_kept_object to
6838 (Sized_relobj::include_linkonce_section): Likewise.
6839 (Sized_relobj::do_layout): Use separate arrays for output section
6841 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6843 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6844 output_sections and section_offsets.
6845 (Sized_relobj::write_local_symbols): Likewise.
6846 (map_to_kept_section): Compute output address directly.
6847 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6848 output_sections and section_offsets.
6849 (Sized_relobj::write_sections): Likewise.
6850 (Sized_relobj::relocate_sections): Likewise.
6851 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6852 * output.h (class Output_reloc): Update declarations. Change
6853 u2_.relobj to Sized_relobj*.
6854 (class Output_data_reloc): Change add functions to use
6856 * output.cc (Output_reloc::Output_reloc): Change relobj to
6858 (Output_reloc::local_section_offset): Change return type to
6859 Elf_Addr. Use get_output_section_offset.
6860 (Output_reloc::get_address): Likewise.
6861 (Output_section::is_input_address_mapped): Don't call
6862 is_section_specially_mapped.
6863 (Output_section::output_offset): Likewise.
6864 (Output_section::output_address): Likewise.
6865 (Output_section::starting_output_address): Likewise.
6866 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6867 parameter to Sized_relobj*.
6868 (Copy_relocs::need_copy_reloc): Likewise.
6869 (Copy_relocs::save): Likewise.
6870 * copy-relocs.h (class Copy_relocs): Update declarations.
6871 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6872 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6873 * target-reloc.h (relocate_for_relocatable): Change
6874 offset_in_output_section type to Elf_Addr. Change code that uses
6876 * layout.cc (Layout::layout): Always set *off.
6877 * mapfile.cc (Mapfile::print_input_section): Use
6878 output_section_offset.
6879 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6881 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6882 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6883 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6885 2008-07-03 Ian Lance Taylor <iant@google.com>
6887 * layout.cc (Layout::include_section): Do not discard unrecognized
6888 SHT_STRTAB sections.
6890 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6892 * script.cc (Lex::can_continue_name): Make '?' allowable in
6893 version-script names.
6894 * testsuite/version_script.map: Change glob pattern to use '?'
6896 2008-06-30 Manish Singh <yosh@gimp.org>
6899 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6902 2008-06-30 Ian Lance Taylor <iant@google.com>
6906 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6907 versions]: Don't try to read the value in the contents, since we
6908 don't use it. Use the template endianness when writing.
6910 2008-06-25 Cary Coutant <ccoutant@google.com>
6912 * fileread.cc (File_read::make_view): Assert on zero-length view.
6913 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6914 symbol table when there are no symbols to read.
6916 2008-06-23 Craig Silverstein <csilvers@google.com>
6918 * version.cc (version_string): Bump to 1.7
6920 2008-06-18 Craig Silverstein <csilvers@google.com>
6922 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6923 constant 0xFFFF to type Valtype.
6924 (Powerpc_relocate_functions::rel16_ha): Likewise.
6926 2008-06-17 Ian Lance Taylor <iant@google.com>
6928 * output.h (Output_section::Input_section): Initialize p2align_ to
6929 zero for Output_section_data constructors.
6930 (Output_section::Input_section::addralign): If not an input
6931 section, return the alignment of the Output_section_data.
6932 * testsuite/copy_test.cc: New file.
6933 * testsuite/copy_test_1.cc: New file.
6934 * testsuite/copy_test_2.cc: New file.
6935 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6936 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6937 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6938 (copy_test_1_pic.o, copy_test_1.so): New targets.
6939 (copy_test_2_pic.o, copy_test_2.so): New targets.
6940 * testsuite/Makefile.in: Rebuild.
6942 * script-sections.cc (Script_sections::place_orphan): Initialize
6943 local variable exact.
6945 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6947 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6949 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6950 David S. Miller <davem@davemloft.net>
6952 * powerpc.cc: New file.
6953 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6954 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6955 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6956 * Makefile.in: Rebuild.
6958 2008-06-09 Ian Lance Taylor <iant@google.com>
6960 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6962 (throwing, orig_terminate): New static variables.
6963 (terminate_handler): New static function.
6964 (t2): Set terminate handler.
6966 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6969 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6972 2008-05-30 Cary Coutant <ccoutant@google.com>
6974 * archive.cc (Archive::include_all_members) Correct to step
6975 over symbol table and extended name table in thin archives.
6977 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6980 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6983 2008-05-28 Caleb Howe <cshowe@google.com>
6985 * reduced_debug_output.cc: New file.
6986 * reduced_debug_output.h: New file.
6987 * options.h (class General_options): Add --strip-debug-non-line.
6988 * options.cc (General_options::finalize): Add strip_debug_non_line
6989 to the strip heirarchy.
6990 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6992 * layout.cc: Include "reduced_debug_output.h".
6993 (Layout::Layout): Initialize new fields.
6994 (line_only_debug_sections): New static array.
6995 (is_lines_only_debug_sections): New static inline function.
6996 (Layout::include_section): Handle --strip-debug-non-line.
6997 (Layout::make_output_section): If --strip-debug-non-line, build
6998 new output sections for .debug_abbrev and .debug_info.
6999 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7000 gold. Warn about possible overflow.
7001 (read_signed_LEB_128): Likewise.
7002 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7003 (read_signed_LEB_128): Declare.
7004 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7005 (HFILES): Add reduced_debug_output.h.
7006 * Makefile.in: Rebuild.
7008 2008-05-21 Ian Lance Taylor <iant@google.com>
7010 * mapfile.cc: New file.
7011 * mapfile.h: New file.
7012 * options.h (class General_options): Add -M/--print-map and -Map.
7013 * options.cc (General_options::finalize): Make -M equivalent to
7015 * main.cc: Include <cstdio> and "mapfile.h".
7016 (main): Open mapfile if requested.
7017 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7018 constructor. Change caller.
7019 (queue_initial_tasks): Add mapfile parameter. Change caller.
7020 (queue_middle_tasks): Likewise.
7021 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7023 * archive.cc: Include "mapfile.h".
7024 (Archive::add_symbols): Add mapfile parameter. Change all
7025 callers. Pass mapfile, symbol, and reason to include_member.
7026 (Archive::include_all_members): Add mapfile parameter. Change all
7028 (Archive::include_member): Add mapfile, sym, and why parameters.
7029 Change all callers. Report inclusion to map file.
7030 * archive.h: Include "fileread.h".
7031 (class Archive): Update declarations.
7032 (Archive::file): New const method.
7033 (class Add_archive_symbols): Add mapfile_ field. Update
7034 constructor. Change all callers.
7035 * readsyms.h (class Read_symbols): Likewise.
7036 (class Finish_group): Likewise.
7037 (class Read_script): Likewise.
7038 * common.cc: Include "mapfile.h".
7039 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7041 (Symbol_table::do_allocate_commons): Likewise.
7042 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7043 symbol allocation to mapfile.
7044 * common.h (class Allocate_commons_task): Add mapfile_ field.
7045 Update constructor. Change all callers.
7046 * symtab.h (class Symbol_table): Update declarations.
7047 * layout.cc: Include "mapfile.h".
7048 (Layout_task_runner::run): Print information to mapfile.
7049 (Layout::create_gold_note): Change Output_data_fixed_space to
7050 Output_data_zero_fill.
7051 (Layout::create_build_id): Likewise.
7052 (Layout::print_to_mapfile): New function.
7053 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7054 constructor. Change caller.
7055 (class Layout): Declare print_to_mapfile.
7056 * output.cc (Output_section::Input_section::print_to_mapfile): New
7058 (Output_section::add_input_section): If producing a map, always
7059 add to input_sections_ list.
7060 (Output_section::do_print_to_mapfile): New function.
7061 (Output_segment::print_sections_to_mapfile): New function.
7062 (Output_segment::print_section_list_to_mapfile): New function.
7063 * output.h: Include "mapfile.h".
7064 (Output_data::print_to_mapfile): New function.
7065 (Output_data::do_print_to_mapfile): New virtual function.
7066 (Output_segment_headers::do_print_to_mapfile): New function.
7067 (Output_file_header::do_print_to_mapfile): New function.
7068 (Output_data_const::do_print_to_mapfile): New function.
7069 (class Output_data_const_buffer): Add map_name_ field. Update
7070 constructor. Change all callers. Add do_print_to_mapfile
7072 (class Output_data_fixed_space): Likewise.
7073 (class Output_data_space): Likewise.
7074 (class Output_data_zero_fill): New class.
7075 (Output_data_strtab::do_print_to_mapfile): New function.
7076 (Output_data_reloc_base::do_print_to_mapfile): New function.
7077 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7078 (Output_data_group::do_print_to_mapfile): New function.
7079 (Output_data_got::do_print_to_mapfile): New function.
7080 (Output_data_dynamic::do_print_to_mapfile): New function.
7081 (Output_symtab_xindex::do_print_to_mapfile): New function.
7082 (class Output_section): Declare do_print_to_mapflie. Declare
7083 print_to_mapfile in Input_section.
7084 (class Output_segment): Declare new functions.
7085 * object.h (Sized_relobj::symbol_count): New function.
7086 * script-sections.cc
7087 (Output_section_element_dot_assignment::set_section_addresses):
7088 Change Output_data_fixed_space to Output_data_zero_fill.
7089 (Output_data_expression::do_print_to_mapfile): New function.
7090 * script.cc (read_input_script): Add mapfile parameter. Change
7092 * script.h (read_input_script): Update declaration.
7093 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7094 (Eh_frame::do_print_to_mapfile): New function.
7095 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7096 (Output_merge_string::do_print_to_mapfile): New function.
7097 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7099 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7101 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7103 * Makefile.am (CCFILES): Add mapfile.cc.
7104 (HFILES): Add mapfile.h.
7105 * Makefile.in: Rebuild.
7107 2008-05-19 Ian Lance Taylor <iant@google.com>
7109 * options.h (class General_options): Add -z relro.
7110 * layout.cc (Layout::Layout): Initialize relro_segment_.
7111 (Layout::add_output_section_data): Return the output section.
7112 (Layout::make_output_section): Rcognize relro sections and mark
7114 (Layout::attach_allocated_section_to_segment): Put relro sections
7115 in a PT_GNU_RELRO segment.
7116 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7118 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7120 (Layout::linkonce_mapping): Map d.rel.ro.local to
7122 (Layout::output_section_name): Us .data.rel.ro.local for any
7123 section which begins with that.
7124 * layout.h (class Layout): Update add_output_section_data
7125 declaration. Add relro_segment_ field.
7126 * output.cc (Output_section::Output_section): Initialize is_relro_
7127 and is_relro_local_ fields.
7128 (Output_segment::add_output_section): Group relro sections.
7129 (Output_segment::is_first_section_relro): New function.
7130 (Output_segment::maximum_alignment): If there is a relro section,
7131 align the segment to the common page size.
7132 (Output_segment::set_section_addresses): Track whether we are
7133 looking at relro sections. If the last section is a relro
7134 section, align to the common page size.
7135 (Output_segment::set_section_list_addresses): Add in_relro
7136 parameter. Change all callers. Align to the page size when
7137 moving from relro to non-relro section.
7138 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7140 * output.h (class Output_section): Add is_relro_ and
7141 is_relro_local_ fields.
7142 (Output_section::is_relro): New function.
7143 (Output_section::set_is_relro): New function.
7144 (Output_section::is_relro_local): New function.
7145 (Output_section::set_is_relro_local): New function.
7146 (class Output_segment): Update declarations.
7147 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7148 * sparc.cc (Target_sparc::got_section): Likewise.
7149 * x86_64.cc (Target_x86_64::got_section): Likewise.
7150 * testsuite/relro_test_main.cc: New file.
7151 * testsuite/relro_test.cc: New file.
7152 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7153 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7154 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7155 (relro_test.so, relro_test_pic.o): New targets.
7156 * testsuite/Makefile.in: Rebuild.
7158 2008-05-16 Ian Lance Taylor <iant@google.com>
7160 * output.cc (Output_segment::add_output_section): Remove front
7162 * output.h (class Output_segment): Remove
7163 add_initial_output_section and overloaded add_output_section.
7164 Update declaration of remaining add_output_section.
7165 * layout.cc (Layout::create_interp): Call add_output_section
7166 rather than add_initial_output_section.
7167 (Layout::finish_dynamic_section): Likewise.
7169 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7170 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7171 know the dynamic type.
7172 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7173 field. Initialize it in constructor.
7174 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7175 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7176 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7179 * output.cc (Output_reloc::get_address): Change return type to
7181 * output.h (class Output_reloc): Update get_address declaration.
7182 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7183 for section addresses.
7185 2008-05-09 Ian Lance Taylor <iant@google.com>
7188 * gold.cc (gold_nomem): Use return value of write.
7190 2008-05-08 Ian Lance Taylor <iant@google.com>
7192 * symtab.c (Symbol::init_base_output_data): Add version
7193 parameter. Change all callers.
7194 (Symbol::init_base_output_segment): Likewise.
7195 (Symbol::init_base_constant): Likewise.
7196 (Symbol::init_base_undefined): Likewise.
7197 (Sized_symbol::init_output_data): Likewise.
7198 (Sized_symbol::init_output_segment): Likewise.
7199 (Sized_symbol::init_constant): Likewise.
7200 (Sized_symbol::init_undefined): Likewise.
7201 (Symbol_table::do_define_in_output_data): If the new symbol has a
7202 version, mark it as the default.
7203 (Symbol_table::do_define_in_output_segment): Likewise.
7204 (Symbol_table::do_define_as_constant): Likewise.
7205 * symtab.h (class Symbol): Update declarations.
7206 (class Sized_symbol): Likewise.
7207 * resolve.cc (Symbol::override_version): New function.
7208 (Symbol::override_base): Call override_version.
7209 (Symbol::override_base_with_special): Likewise.
7210 * testsuite/ver_script_8.script: New file.
7211 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7212 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7213 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7214 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7216 2008-05-06 Ian Lance Taylor <iant@google.com>
7219 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7221 (class General_options): Remove existing --undefined, and add
7222 --no-undefined instead. Add new --undefined as synonym for -u.
7223 * archive.cc (Archive::add_symbols): Check whether symbol was
7225 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7226 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7227 all uses. Add IS_UNDEFINED. Update declarations to split
7228 different versions of init_base. Declare init_base_undefined.
7229 (Symbol::is_defined): Handle IS_UNDEFINED.
7230 (Symbol::is_undefined): Likewise.
7231 (Symbol::is_weak_undefined): Call is_undefined.
7232 (Symbol::is_absolute): Handle IS_CONSTANT.
7233 (class Sized_symbol): Update declarations to split different
7234 versions of init. Declare init_undefined.
7235 (class Symbol_table): Declare new functions.
7236 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7238 (Symbol::init_base_output_data): Likewise.
7239 (Symbol::init_base_output_segment): Likewise.
7240 (Symbol::init_base_constant): Likewise.
7241 (Symbol::init_base_undefined): New function.
7242 (Sized_symbol::init_object): Rename from init. Change all
7244 (Sized_symbol::init_output_data): Likewise.
7245 (Sized_symbol::init_output_segment): Likewise.
7246 (Sized_symbol::init_constant): Likewise.
7247 (Sized_symbol::init_undefined): New function.
7248 (Symbol_table::add_undefined_symbols_from_command_line): New
7250 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7252 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7253 (Symbol::output_section): Likewise.
7254 (Symbol::set_output_section): Likewise.
7255 (Symbol_table::sized_finalize_symbol): Likewise.
7256 (Symbol_table::sized_write_globals): Likewise.
7257 * resolve.cc (Symbol_table::should_override): Likewise.
7258 (Symbol::override_base_with_special): Likewise.
7260 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7261 symbol, change it to have default visibility.
7262 * testsuite/protected_1.cc: New file.
7263 * testsuite/protected_2.cc: New file.
7264 * testsuite/protected_3.cc: New file.
7265 * testsuite/protected_main_1.cc: New file.
7266 * testsuite/protected_main_2.cc: New file.
7267 * testsuite/protected_main_3.cc: New file.
7268 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7269 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7270 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7271 (protected_1.so): New target.
7272 (protected_1_pic.o, protected_2_pic.o): New targets.
7273 (protected_3_pic.o): New target.
7274 (check_PROGRAMS): Add protected_2.
7275 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7276 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7277 * testsuite/Makefile.in: Rebuild.
7279 * options.h (DEFINE_var): Add set_user_set_##varname__.
7280 (DEFINE_bool_alias): New macro.
7281 (class General_options): Define -Bstatic using DEFINE_bool_alias
7282 rather than DEFINE_special. Add --undefined as an alias for -z
7284 * options.cc (General_options::parse_Bstatic): Remove.
7286 * options.h (class General_options): Add --fatal-warnings.
7287 * main.cc (main): Implement --fatal-warnings.
7288 * errors.h (Errors::warning_count): New function.
7290 * options.h (class General_options): Add -Bsymbolic-functions.
7291 * symtab.h (Symbol::is_preemptible): Check for
7292 -Bsymbolic-functions.
7294 2008-05-05 Ian Lance Taylor <iant@google.com>
7296 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7297 as noVARNAME rather than no-VARNAME.
7298 (class General_options): Add option -z combreloc.
7299 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7301 (Output_reloc::sort_before) [SHT_REL]: New function.
7302 (Output_reloc::sort_before) [SHT_RELA]: New function.
7303 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7304 Sort_relocs_comparison.
7305 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7306 parameter. Change all callers.
7307 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7308 sort_relocs parameter. Change all callers.
7309 * output.cc (Output_reloc::get_address): New function, broken out
7311 (Output_reloc::write_rel): Call it.
7312 (Output_reloc::compare): New function.
7313 (Output_data_reloc_base::do_write): Optionally sort relocs.
7315 * configure.ac: If targ_extra_obj is set, link it in.
7316 * configure.tgt: Initialize all variables.
7317 (x86_64*): Set targ_extra_obj and targ_extra_size.
7318 * configure: Rebuild.
7320 * object.cc (Sized_relobj::include_section_group): Adjust section
7321 indexes read from group data. Build vector to pass to
7323 * layout.cc (Layout::layout_group): Add flags and shndxes
7324 parameters. Remove contents parameter. Change caller. Update
7325 explicit instantiations.
7326 * layout.h (class Layout): Update layout_group declaration.
7327 * output.cc (Output_data_group::Output_data_group): Add flags and
7328 input_shndxes parameters. Remove contents parameter. Change
7330 (Output_data_group::do_write): Change input_sections_ to
7332 * output.h (class Output_data_group): Update constructor
7333 declaration. Rename input_sections_ to input_shndxes_.
7334 * testsuite/many_sections_test.cc: Add template.
7336 2008-04-30 Cary Coutant <ccoutant@google.com>
7338 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7340 * layout.cc (Layout::include_section): Refactored check for debug
7342 (Layout::add_comdat): Add new parameters. Change type
7343 of signature parameter. Add object and shndx to signatures table.
7344 (Layout::find_kept_object): New function.
7345 * layout.h: Include <cstring>.
7346 (Layout::is_debug_info_section): New function.
7347 (Layout::add_comdat): Add new parameters.
7348 (Layout::find_kept_object): New function.
7349 (Layout::Kept_section): New struct.
7350 (Layout::Signatures): Change type of map range.
7351 * object.cc (Relobj::output_section_address): New function.
7352 (Sized_relobj::include_section_group): Add new parameters. Change
7353 calls to Layout::add_comdat. Change to build table of kept comdat
7354 groups and table mapping discarded sections to kept sections.
7355 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7356 (Sized_relobj::do_layout): Change calls to include_section_group and
7357 include_linkonce_section.
7358 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7359 value to zero when section is discarded.
7360 (Sized_relobj::map_to_kept_section): New function.
7361 * object.h (Relobj::output_section_address): New function.
7362 (Relobj::Comdat_group): New type.
7363 (Relobj::find_comdat_group): New function.
7364 (Relobj::Comdat_group_table): New type.
7365 (Relobj::Kept_comdat_section): New type.
7366 (Relobj::Kept_comdat_section_table): New type.
7367 (Relobj::add_comdat_group): New function.
7368 (Relobj::set_kept_comdat_section): New function.
7369 (Relobj::get_kept_comdat_section): New function.
7370 (Relobj::comdat_groups_): New field.
7371 (Relobj::kept_comdat_sections_): New field.
7372 (Symbol_value::input_value): Update comment.
7373 (Sized_relobj::map_to_kept_section) New function.
7374 (Sized_relobj::include_linkonce_section): Add new parameter.
7375 * target-reloc.h (Comdat_behavior): New type.
7376 (get_comdat_behavior): New function.
7377 (relocate_section): Add code to map a discarded section to the
7378 corresponding kept section when applying a relocation.
7380 2008-04-30 Craig Silverstein <csilvers@google.com>
7382 * dwarf_reader.cc (next_generation_count): New static var.
7383 (Addr2line_cache_entry): New struct.
7384 (addr2line_cache): New static var.
7385 (Dwarf_line_info::one_addr2line): Added caching.
7386 (Dwarf_line_info::clear_addr2line_cache): New function.
7387 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7388 cache-size parameter.
7389 (Dwarf_line_info::one_addr2line_cache): New function.
7390 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7391 new cache-size argument to one_addr2line(), and clear cache.
7393 2008-04-28 Cary Coutant <ccoutant@google.com>
7395 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7396 R_386_PC8 relocations.
7398 2008-04-23 Ian Lance Taylor <iant@google.com>
7400 * object.cc (Sized_relobj::include_section_group): Check for
7401 invalid section group.
7403 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7406 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7407 than read for file header.
7408 * archive.cc (Archive::include_member): Likewise.
7410 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7412 * aclocal.m4: Regenerate.
7413 * configure: Regenerate.
7415 2008-04-19 Ian Lance Taylor <iant@google.com>
7417 * version.cc (version_string): Bump to 1.6.
7419 * testsuite/Makefile.am (many_sections_r_test): New target.
7420 (many_sections_r_test_SOURCES): Remove.
7421 (many_sections_r_test_DEPENDENCIES): Remove.
7422 (many_sections_r_test_LDFLAGS): Remove.
7423 (many_sections_r_test_LDADD): Remove.
7425 * object.cc (Sized_relobj::do_add_symbols): Always pass
7426 local_symbol_count_ to add_from_relobj.
7428 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7429 every thousand variables.
7430 * testsuite/Makefile.in: Rebuild.
7432 * object.cc (Xindex::initialize_symtab_xindex): New function.
7433 (Xindex::read_symtab_xindex): New function.
7434 (Xindex::sym_xindex_to_shndx): New function.
7435 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7437 (Sized_relobj::do_initialize_xindex): New function.
7438 (Sized_relobj::do_read_symbols): Adjust section links.
7439 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7440 parameter. Change all callers.
7441 (Sized_relobj::include_section_group): Adjust section links and
7442 symbol section indexes.
7443 (Sized_relobj::do_layout): Adjust section links.
7444 (Sized_relobj::do_count_local_symbols): Adjust section links and
7445 symbol section indexes.
7446 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7447 ordinary and special symbols.
7448 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7449 dynsym_xindex parameters. Change all callers. Adjust section
7450 links. Use SHN_XINDEX when needed.
7451 (Sized_relobj::get_symbol_location_info): Adjust section links.
7452 Don't get fooled by special symbols.
7453 * object.h (class Xindex): Define.
7454 (class Object): Add xindex_ parameter. Declare virtual functoin
7455 do_initialize_xindex.
7456 (Object::adjust_sym_shndx): New function.
7457 (Object::set_xindex): New protected function.
7458 (class Symbol_value): Add is_ordinary_shndx_ field.
7459 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7460 (Symbol_value::value): Assert ordinary section.
7461 (Symbol_value::initialize_input_to_output_map): Likewise.
7462 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7464 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7466 (class Sized_relobj): Update declarations.
7467 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7468 parameter. Change all callers.
7469 (Sized_relobj::adjust_shndx): New function.
7470 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7472 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7473 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7474 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7475 (Sized_dynobj::read_dynsym_section): Adjust section links.
7476 (Sized_dynobj::read_dynamic): Likewise.
7477 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7479 (Sized_dynobj::do_initialize_xindex): New function.
7480 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7481 do_initialize_xindex.
7482 (Sized_dynobj::adjust_shndx): New function.
7483 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7484 dynsym_xindex_ fields.
7485 (Layout::finalize): Add a call to set_section_indexes before
7486 creating the symtab sections.
7487 (Layout::set_section_indexes): Don't do anything if the section
7488 already has a section index.
7489 (Layout::create_symtab_sections): Add shnum parameter. Change
7490 caller. Create .symtab_shndx section if needed.
7491 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7493 (Layout::allocated_output_section_count): New function.
7494 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7496 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7497 fields. Update declarations.
7498 (Layout::symtab_xindex): New function.
7499 (Layout::dynsym_xindex): New function.
7500 (class Write_symbols_task): Add layout_ field.
7501 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7503 * output.cc (Output_section_headers::Output_section_headers): Add
7504 shstrtab_section parameter. Change all callers.
7505 (Output_section_headers::do_sized_write): Store overflow values
7506 for section count and section string table section index in
7507 section header zero.
7508 (Output_file_header::do_sized_write): Check for overflow of
7509 section count and section string table section index.
7510 (Output_symtab_xindex::do_write): New function.
7511 (Output_symtab_xindex::endian_do_write): New function.
7512 * output.h (class Output_section_headers): Add shstrtab_section_.
7513 Update declarations.
7514 (class Output_symtab_xindex): Define.
7515 (Output_section::has_out_shndx): New function.
7516 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7518 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7520 (Sized_symbol::init): Likewise.
7521 (Symbol::output_section): Check for ordinary symbol.
7522 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7523 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7525 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7526 Change all callers. Simplify handling of symbols from sections
7527 not included in the link.
7528 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7530 (Weak_alias_sorter::operator()): Assert that symbols are
7532 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7534 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7535 parameters. Change all callers.
7536 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7537 symbol distinction. Use SHN_XINDEX when needed.
7538 (Symbol_table::write_section_symbol): Add symtab_xindex
7539 parameter. Change all callers.
7540 (Symbol_table::sized_write_section_symbol): Likewise. Use
7541 SHN_XINDEX when needed.
7542 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7544 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7545 (Symbol::is_defined): Check is_ordinary.
7546 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7547 (Symbol::is_absolute, Symbol::is_common): Likewise.
7548 (class Sized_symbol): Update declarations.
7549 (class Symbol_table): Update declarations.
7550 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7551 parameters. Change all callers.
7552 (Sized_symbol::override): Likewise.
7553 (Symbol_table::override): Likewise.
7554 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7555 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7556 is_ordinary, and orig_st_shndx parameters. Change all callers.
7557 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7558 to be in an ordinary section.
7559 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7560 object and is_ordinary parameters. Change all callers.
7561 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7562 Change all callers. Don't add undefined or non-ordinary symbols
7564 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7566 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7568 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7569 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7570 (Sized_relobj::relocate_sections): Likewise.
7571 * target-reloc.h (scan_relocs): Adjust section symbol index.
7572 (scan_relocatable_relocs): Likewise.
7573 * i386.cc (Scan::local): Check for ordinary symbols.
7574 * sparc.cc (Scan::local): Likewise.
7575 * x86_64.cc (Scan::local): Likewise.
7576 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7577 to symbol_section_and_value.
7578 * testsuite/many_sections_test.cc: New file.
7579 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7580 (check_PROGRAMS): Add many_sections_test.
7581 (many_sections_test_SOURCES): Define.
7582 (many_sections_test_DEPENDENCIES): Define.
7583 (many_sections_test_LDFLAGS): Define.
7584 (BUILT_SOURCES): Add many_sections_define.h.
7585 (many_sections_define.h): New target.
7586 (BUILT_SOURCES): Add many_sections_check.h.
7587 (many_sections_check.h): New target.
7588 (check_PROGRAMS): Add many_sections_r_test.
7589 (many_sections_r_test_SOURCES): Define.
7590 (many_sections_r_test_DEPENDENCIES): Define.
7591 (many_sections_r_test_LDFLAGS): Define.
7592 (many_sections_r_test_LDADD): Define.
7593 (many_sections_r_test.o): New target.
7594 * testsuite/Makefile.in: Rebuild.
7596 2008-04-17 Cary Coutant <ccoutant@google.com>
7598 * errors.cc (Errors::info): New function.
7599 (gold_info): New function.
7600 * errors.h (Errors::info): New function.
7601 * gold.h (gold_info): New function.
7602 * object.cc (Input_objects::add_object): Print trace output.
7603 * options.cc (options::parse_set): New function.
7604 (General_options::parse_wrap): Deleted.
7605 (General_options::General_options): Deleted initializer.
7606 * options.h (options::String_set): New typedef.
7607 (options::parse_set): New function.
7608 (DEFINE_set): New macro.
7609 (General_options::wrap): Changed to use DEFINE_set. Changed
7610 callers of any_wrap_symbols and is_wrap_symbol.
7611 (General_options::trace, General_options::trace_symbol):
7613 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7614 (General_options::wrap_symbols_): Deleted.
7615 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7617 2008-04-17 David S. Miller <davem@davemloft.net>
7619 * options.cc (General_options::parse_V): New function.
7620 * options.h: Add entries for -V and -Qy.
7622 2008-04-17 Ian Lance Taylor <iant@google.com>
7624 * common.cc (Symbol_table::allocate_commons): Remove options
7625 parameter. Change caller.
7626 (Symbol_table::do_allocate_commons): Remove options parameter.
7627 Change caller. Just call do_allocate_commons_list twice.
7628 (Symbol_table::do_allocate_commons_list): New function, broken out
7629 of do_allocate_commons.
7630 * common.h (class Allocate_commons_task): Remove options_ field.
7632 * symtab.cc (Symbol_table::Symbol_table): Initialize
7634 (Symbol_table::add_from_object): Put TLS common symbols on
7636 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7637 which are IN_OUTPUT_DATA.
7638 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7639 allocate_commons and do_allocate_commons declarations. Declare
7640 do_allocate_commons_list.
7641 * gold.cc (queue_middle_tasks): Update creation of
7642 Allocate_commons_task to not pass options.
7643 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7644 (TLS_TEST_C_FLAGS): New variable.
7645 (tls_test_c_pic.o): New target.
7646 (tls_test_shared.so): Link in tls_test_c_pic.o.
7647 (tls_test_c_pic_ie.o): New target.
7648 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7649 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7650 (tls_test_c.o): New target.
7651 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7652 (tls_pic_test_LDADD): Likewise.
7653 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7654 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7655 (tls_test_c_gnu2.o): New target.
7656 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7658 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7659 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7660 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7661 * testsuite/tls_test.cc: Include "config.h".
7662 (t_last): Call t11_last.
7663 * testsuite/tls_test.h (t11, t11_last): Declare.
7664 * testsuite/tls_test_c.c: New file.
7665 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7666 * configure.ac: Check for OpenMP support.
7667 * configure, config.in, Makefile.in: Rebuild.
7668 * testsuite/Makefile.in: Rebuild.
7670 2008-04-16 Cary Coutant <ccoutant@google.com>
7672 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7673 (Target_i386::tls_base_symbol_defined_): New field.
7674 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7675 (Target_i386::Scan::global): Likewise.
7676 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7677 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7678 (Target_x86_64::tls_base_symbol_defined_): New field.
7679 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7680 (Target_x86_64::Scan::global): Likewise.
7682 2008-04-16 Cary Coutant <ccoutant@google.com>
7684 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7685 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7686 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7687 building shared libraries.
7688 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7689 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7690 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7691 * testsuite/Makefile.in: Rebuild.
7692 * testsuite/weak_undef.h: New file.
7693 * testsuite/weak_undef_file1.cc: Add extra test cases.
7694 * testsuite/weak_undef_file2.cc: Likewise.
7695 * testsuite/weak_undef_test.cc: Likewise.
7697 2008-04-16 David S. Miller <davem@davemloft.net>
7699 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7700 Add issued_non_pic_error_ field. Declare check_non_pic.
7701 (Target_sparc::Scan::check_non_pic): New function.
7702 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7703 (Target_sparc::Scan::global): Likewise.
7705 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7706 * configure: Rebuild.
7708 * options.h (DEFINE_enable): New macro.
7709 (new_dtags): New enable option.
7710 (initfirst, interpose, loadfltr, nodefaultlib,
7711 nodelete, nodlopen, nodump): New -z options.
7712 * layout.cc (Layout:finish_dynamic_section): If new
7713 dtags enabled, emit DT_RUNPATH. Also, emit a
7714 DT_FLAGS_1 containing any specified -z flags.
7716 2008-04-16 Ian Lance Taylor <iant@google.com>
7718 * copy-relocs.cc: New file.
7719 * copy-relocs.h: New file.
7720 * reloc.cc: Remove Copy_relocs code.
7721 * reloc.h: Likewise.
7722 * reloc-types.h (struct Reloc_types) [both versions]: Add
7723 get_reloc_addend_noerror.
7724 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7725 variants of add_global which take an addend which must be zero.
7726 * i386.cc: Include "copy-relocs.h".
7727 (class Target_i386): Change type of copy_relocs_ to variable,
7729 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7731 (Target_i386::do_finalize_sections): Change handling of
7733 * sparc.cc: Include "copy-relocs.h".
7734 (class Target_sparc): Change type of copy_relocs_ to variable,
7736 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7738 (Target_sparc::do_finalize_sections): Change handling of
7740 * x86_64.cc: Include "copy-relocs.h".
7741 (class Target_x86_64): Change type of copy_relocs_ to variable,
7743 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7744 class. Change all callers.
7745 (Target_x86_64::do_finalize_sections): Change handling of
7747 * Makefile.am (CCFILES): Add copy-relocs.cc.
7748 (HFILES): Add copy-relocs.h.
7750 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7752 * testsuite/script_test_4.sh: Permit leading zeroes.
7754 2008-04-15 Ian Lance Taylor <iant@google.com>
7756 * script-sections.cc (Script_sections::create_segments): Use
7757 header_size_adjustment even when there is enough room for the
7759 * testsuite/script_test_4.sh: New file.
7760 * testsuite/script_test_4.t: New file.
7761 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7762 (check_DATA): Add script_test_4.stdout.
7763 (MOSTLYCLEANFILES): Likewise.
7764 (script_test_4): New target.
7765 (script_test_4.stdout): New target.
7766 * testsuite/Makefile.in: Rebuild.
7768 * sparc.cc: Add definitions for Output_data_plt_sparc class
7771 2008-04-14 David S. Miller <davem@davemloft.net>
7773 * sparc.cc: New file.
7774 * Makefile.am (TARGETSOURCES): Add sparc.cc
7775 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7776 * configure.tgt: Document targ_extra_size and
7777 targ_extra_big_endian. Add entries for sparc-* and
7779 * configure.ac: Handle targ_extra_size and
7780 targ_extra_big_endian.
7781 * Makefile.in: Rebuild.
7782 * configure: Likewise.
7783 * po/POTFILES.in: Likewise.
7784 * po/gold.pot: Likewise.
7786 2008-04-14 Ian Lance Taylor <iant@google.com>
7788 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7789 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7790 in the name/type/flags to section mapping. Don't call
7791 allocate_output_section.
7792 (Layout::choose_output_section): Change parameter from adjust_name
7793 to is_input_section. Don't permit input sections after sections
7794 are attached to segments. Don't call allocate_output_section.
7795 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7796 not write_enable_output_section.
7797 (Layout::make_output_section): Don't push to
7798 unattached_section_list_ nor call attach_to_segment. Call
7799 attach_section_to_segment if sections are attached.
7800 (Layout::attach_sections_to_segments): New function.
7801 (Layout::attach_section_to_segment): New function.
7802 (Layout::attach_allocated_section_to_segment): Rename from
7803 attach_to_segment. Remove flags parameter.
7804 (Layout::allocate_output_section): Remove function.
7805 (Layout::write_enable_output_section): Remove function.
7806 * layout.h (class Layout): Update for above changes. Add new
7807 field sections_are_attached_.
7808 * output.h (Output_section::update_flags_for_input_section): New
7810 * output.cc (Output_section::add_input_section): Call
7811 update_flags_for_input_section.
7812 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7814 2008-04-11 Cary Coutant <ccoutant@google.com>
7816 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7817 thought unnecessary.
7818 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7820 2008-04-11 Ian Lance Taylor <iant@google.com>
7822 * output.h (class Output_section_data): Remove inline definition
7824 * output.cc (Output_section_data::set_addralign): New function.
7826 2008-04-11 Cary Coutant <ccoutant@google.com>
7828 Add support for TLS descriptors for i386 and x86_64.
7829 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7830 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7831 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7833 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7834 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7835 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7837 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7838 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7839 Fix problem with initial-exec relocations.
7840 (Target_i386::Relocate::relocate_tls): Likewise.
7841 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7843 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7844 support for section-plus-offset dynamic table entries.
7845 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7846 (Output_data_dynamic::Dynamic_entry): Add support for
7847 section-plus-offset dynamic table entries.
7848 (Output_data_dynamic::Classification): Likewise.
7849 (Output_data_dynamic::classification_): Renamed offset_.
7850 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7851 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7852 (Target_x86_64::make_plt_section): New function.
7853 (Target_x86_64::reserve_tlsdesc_entries): New function.
7854 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7855 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7856 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7857 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7858 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7859 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7860 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7861 add extra PLT entry for TLS descriptors.
7862 (Output_data_plt_x86_64::got_): New field.
7863 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7864 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7866 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7868 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7869 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7870 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7871 R_386_TLS_DESC_CALL relocations.
7872 (Target_x86_64::Scan::global): Likewise.
7873 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7874 for TLS descriptors.
7875 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7876 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7877 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7878 GD-to-IE relaxation.
7879 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7880 and TLS_DESCRIPTORS.
7881 * Makefile.in: Rebuild.
7882 * configure: Rebuild.
7883 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7884 (tls_test_shared2.so): New target.
7885 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7886 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7887 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7888 (tls_shared_gd_to_ie_test_LDADD): New variable.
7889 (tls_shared_gnu2_gd_to_ie_test): New target.
7890 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7892 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7893 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7894 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7895 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7896 (tls_shared_gnu2_test): New target.
7897 (tls_test_gnu2_shared.so): New target.
7898 (tls_shared_gnu2_test_SOURCES): New variable.
7899 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7900 (tls_shared_gnu2_test_LDFLAGS): New variable.
7901 (tls_shared_gnu2_test_LDADD): New variable.
7902 * testsuite/Makefile.in: Rebuild.
7903 * testsuite/Makefile.
7905 2008-04-11 Ian Lance Taylor <iant@google.com>
7907 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7909 * testsuite/Makefile.in: Rebuild.
7911 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7913 * testsuite/script_test_2.cc (main): Adjust test.
7915 2008-04-11 David S. Miller <davem@davemloft.net>
7916 Ian Lance Taylor <iant@google.com>
7918 * options.h (General_options): Add entries for '-Y' and
7920 * options.cc (General_options:finalize): If -Y was used, add those
7921 entries to the library path instead of the default "/lib" and
7924 2008-04-11 David S. Miller <davem@davemloft.net>
7926 * testsuite/justsyms.t: Start at 0x100.
7927 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7928 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7930 * testsuite/script_test_2.cc: Adjust string and section length
7933 2008-04-09 Ian Lance Taylor <iant@google.com>
7936 * script-sections.cc (Sections_element::allocate_to_segment): Add
7938 (Output_section_definition::allocate_to_segment): Likewise.
7939 (Orphan_output_section::allocate_to_segment): Likewise.
7940 (Script_sections::attach_sections_using_phdrs_clause): Don't
7941 propagate non-PT_LOAD segments to orphan sections.
7942 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7943 readelf rather than objdump.
7944 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7945 .interp section and PT_INTERP segment are the same size.
7946 * testsuite/Makefile.in: Rebuild.
7948 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7949 aliases for symbols defined in the same object.
7950 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7951 (weak_alias_test_SOURCES): New variable.
7952 (weak_alias_test_DEPENDENCIES): New variable.
7953 (weak_alias_test_LDFLAGS): New variable.
7954 (weak_alias_test_LDADD): New variable.
7955 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7956 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7957 (weak_alias_test_3.o): New target.
7958 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7959 * testsuite/weak_alias_test_main.cc: New file.
7960 * testsuite/weak_alias_test_1.cc: New file.
7961 * testsuite/weak_alias_test_2.cc: New file.
7962 * testsuite/weak_alias_test_3.cc: New file.
7964 2008-04-08 Ian Lance Taylor <iant@google.com>
7966 * options.h (class General_options): Add --noinhibit-exec option.
7967 * main.cc (main): Check --noinhibit-exec.
7969 * options.h (class General_options): Define --wrap as a special
7970 option. Add wrap_symbols_ field.
7971 (General_options::any_wrap_symbols): New function.
7972 (General_options::is_wrap_symbol): New function.
7973 * options.cc (General_options::parse_wrap): New function.
7974 (General_options::General_options): Initialize wrap_symbols_.
7975 * symtab.cc (Symbol_table::wrap_symbol): New function.
7976 (Symbol_table::add_from_object): Handle --wrap.
7977 * symtab.h (class Symbol_table): Declare wrap_symbol.
7978 * target.h (Target::wrap_char): New function.
7979 (Target::Target_info): Add wrap_char field.
7980 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7981 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7982 * testsuite/testfile.cc (Target_test::test_target_info):
7985 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7988 * layout.h (class Layout): Add added_eh_frame_data_ field.
7989 * layout.cc (Layout::Layout): Initialize new field.
7990 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7991 output section until we find a section we merged successfully.
7992 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7993 that the size be non-zero.
7995 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7998 2008-04-08 Craig Silverstein <csilvers@google.com>
8000 * configure.ac: Export new conditional variable HAVE_ZLIB.
8001 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8003 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8004 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8006 2008-04-07 Ian Lance Taylor <iant@google.com>
8008 * version.cc (version_string): Set to "1.5".
8010 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8011 Add issued_non_pic_error_ field. Declare check_non_pic.
8012 (Target_x86_64::Scan::check_non_pic): New function.
8013 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8014 (Target_x86_64::Scan::global): Likewise.
8016 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8017 addend parameter. Change caller. Handle merge sections.
8018 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8019 Address to Addend. Don't add in the result of
8020 local_section_offset, pass down the addend and use the returned
8022 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8023 Update declarations of local_section_offset and symbol_value.
8024 * testsuite/two_file_test_1.cc (t18): New function.
8025 * testsuite/two_file_test_2.cc (f18): New function.
8026 * testsuite/two_file_test_main.cc (main): Call t18.
8027 * testsuite/two_file_test.h (t18, f18): Declare.
8029 * configure.ac: Don't test for objdump, c++filt, or readelf.
8030 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8032 (TEST_READELF): New variable.
8033 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8034 (check_PROGRAMS): Add two_file_strip_test.
8035 (two_file_strip_test): New target.
8036 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8037 (two_file_same_shared_strip_test_SOURCES): New variable.
8038 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8039 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8040 (two_file_same_shared_strip_test_LDADD): New variable.
8041 (two_file_shared_strip.so): New target.
8042 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8043 (ver_test_5.syms, ver_test_7.syms): Likewise.
8044 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8045 (strip_test_3.stdout): Use TEST_OBJDUMP.
8046 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8048 2008-04-04 Cary Coutant <ccoutant@google.com>
8050 * symtab.h (Symbol::is_weak_undefined): New function.
8051 (Symbol::is_strong_undefined): New function.
8052 (Symbol::is_absolute): New function.
8053 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8054 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8056 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8057 (weak_undef_test): New target.
8058 * testsuite/Makefile.in: Rebuild.
8059 * testsuite/weak_undef_file1.cc: New file.
8060 * testsuite/weak_undef_file2.cc: New file.
8061 * testsuite/weak_undef_test.cc: New file.
8063 2008-04-03 Craig Silverstein <csilvers@google.com>
8065 * compressed_output.h (class Output_compressed_section): Use
8067 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8069 (zlib_compressed_suffix): Removed.
8070 (Output_compressed_section::set_final_data_size): Use unsigned
8072 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8073 Fix linker invocation.
8074 (flagstest_o_specialfile_and_compress_debug_sections):
8076 * testsuite/Makefile.in: Regenerated.
8078 2008-04-02 David S. Miller <davem@davemloft.net>
8080 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8081 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8083 2008-04-02 Craig Silverstein <csilvers@google.com>
8087 2008-04-02 Ian Lance Taylor <iant@google.com>
8089 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8090 parameters. Update for new key type to views_. Change all
8092 (File_read::read): Adjust for byteshift in returned view.
8093 (File_read::add_view): New function, broken out of
8095 (File_read::make_view): New function, broken out of
8097 (File_read::find_or_make_view): Add offset and aligned
8098 parameters. Rewrite accordingly. Change all callers.
8099 (File_read::get_view): Add offset and aligned parameters. Adjust
8100 for byteshift in return value.
8101 (File_read::get_lasting_view): Likewise.
8102 * fileread.h (class File_read): Update declarations.
8103 (class File_read::View): Add byteshift_ field. Add byteshift to
8104 constructor. Add byteshift method.
8105 * archive.h (Archive::clear_uncached_views): New function.
8106 (Archive::get_view): Add aligned parameter. Change all callers.
8107 * object.h (Object::get_view): Add aligned parameter. Change all
8109 (Object::get_lasting_view): Likewise.
8111 * fileread.cc (File_read::release): Don't call clear_views if
8112 there are multiple objects.
8113 * fileread.h (File_read::clear_uncached_views): New function.
8114 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8117 2008-03-31 Cary Coutant <ccoutant@google.com>
8119 Add thin archive support.
8120 * archive.cc (Archive::armagt): New const.
8121 (Archive::setup): Remove task parameter and calls to unlock.
8122 (Archive::unlock_nested_archives): New function.
8123 (Archive::read_header): Add nested_off parameter. Change
8125 (Archive::interpret_header): Likewise.
8126 (Archive::include_all_members): Change to handle thin
8128 (Archive::include_member): Likewise.
8129 * archive.h (Archive::Archive): Add new parameters and
8131 (Archive::armagt): New const.
8132 (Archive::setup): Remove task parameter.
8133 (Archive::unlock_nested_archives): New function.
8134 (Archive::read_header): Add nested_off parameter.
8135 (Archive::interpret_header): Likewise.
8136 (Archive::Nested_archive_table): New typedef.
8137 (Archive::is_thin_archive_): New field.
8138 (Archive::nested_archives_): New field.
8139 (Archive::options_): New field.
8140 (Archive::dirpath_): New field.
8141 (Archive::task_): New field.
8142 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8143 for thin archives. Pass additional parameters to
8144 Archive::Archive. Unlock the archive file after calling
8147 2008-03-29 Ian Lance Taylor <iant@google.com>
8149 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8150 version symbol to be local.
8151 * testsuite/ver_test_4.sh: New file.
8152 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8153 (check_DATA): Add ver_test_4.syms.
8154 (ver_test_4.syms): New target.
8155 * testsuite/Makefile.in: Rebuild.
8158 (Output_section::Input_section_sort_entry::has_priority): New
8160 (Output_section::Input_section_sort_entry::match_file_name): New
8162 (Output_section::Input_section_sort_entry::match_section_name):
8164 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8166 (Output_section::Input_section_sort_entry::match_section_file):
8168 (Output_section::Input_section_sort_compare::operator()): Rewrite
8169 using new Input_section_sort_entry functions. Sort crtbegin and
8170 crtend first. Sort sections with no priority before sections with
8172 * testsuite/initpri1.c (d3): Check j != 4.
8173 (cd5): New constructor/destructor function.
8174 (main): Check j != 2.
8176 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8177 new symbol when resolving, don't call set_is_default.
8178 * testsuite/ver_test_7.cc: New file.
8179 * testsuite/ver_test_7.sh: New file.
8180 * testsuite/Makefile.am (ver_test_7.so): New target.
8181 (ver_test_7.o): New target.
8182 (check_SCRIPTS): Add ver_test_7.sh.
8183 (check_DATA): Add ver_test_7.syms.
8184 (ver_test_7.syms): New target.
8186 2008-03-28 Ian Lance Taylor <iant@google.com>
8188 * layout.cc (Layout::layout): If we see an input section with a
8189 name that needs sorting, set the must_sort flag for the output
8191 (Layout::make_output_section): If the name of the output section
8192 indicates that it might require sorting, set the may_sort flag.
8193 * output.h (Output_section::may_sort_attached_input_sections): New
8195 (Output_section::set_may_sort_attached_input_sections): New
8197 (Output_section::must_sort_attached_input_sections): New
8199 (Output_section::set_must_sort_attached_input_sections): New
8201 (class Output_section): Declare Input_section_sort_entry. Define
8202 Input_section_sort_compare. Declare
8203 sort_attached_input_sections. Add new fields:
8204 may_sort_attached_input_sections_,
8205 must_sort_attached_input_sections_,
8206 attached_input_sections_are_sorted_.
8207 * output.cc (Output_section::Output_section): Initialize new
8209 (Output_section::add_input_section): Add an entry to
8210 input_sections_ if may_sort or must_sort are true.
8211 (Output_section::set_final_data_size): Call
8212 sort_attached_input_sections if necessary.
8213 (Output_section::Input_section_sort_entry): Define new class.
8214 (Output_section::Input_section_sort_compare::operator()): New
8216 (Output_section::sort_attached_input_sections): New function.
8217 * configure.ac: Check whether the compiler supports constructor
8218 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8219 * testsuite/initpri1.c: New file.
8220 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8221 CONSTRUCTOR_PRIORITY.
8222 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8223 (initpri1_LDFLAGS): New variable.
8224 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8226 2008-03-27 Ian Lance Taylor <iant@google.com>
8228 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8229 * testsuite/common_test_1.c: New file.
8230 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8231 (common_test_1_SOURCES): New variable.
8232 (common_test_1_DEPENDENCIES): New variable.
8233 (common_test_1_LDFLAGS): New variable.
8235 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8236 and commons_ correctly when NAME/VERSION does not override
8238 * testsuite/ver_test_6.c: New file.
8239 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8240 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8241 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8243 2008-03-26 Ian Lance Taylor <iant@google.com>
8245 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8246 of an undefined symbol from a version script.
8247 * testsuite/Makefile.am (ver_test_5.so): New target.
8248 (ver_test_5.o): New target.
8249 (check_SCRIPTS): Add ver_test_5.sh.
8250 (check_DATA): Add ver_test_5.syms.
8251 (ver_test_5.syms): New target.
8252 * testsuite/ver_test_5.cc: New file.
8253 * testsuite/ver_test_5.script: New file.
8254 * testsuite/ver_test_5.sh: New file.
8255 * Makefile.in, testsuite/Makefile.in: Rebuild.
8258 Fix problems building gold with gcc 4.3.0.
8259 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8260 (gold_error_at_location, gold_warning_at_location): Use it.
8261 * configure.ac: Check whether we can compile and use a template
8262 function with a printf attribute.
8263 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8264 when jumping over bytes.
8265 * object.cc: Instantiate Object::read_section_data.
8266 * debug.h: Include <cstring>
8267 * dwarf_reader.cc: Include <algorithm>
8268 * main.cc: Include <cstring>.
8269 * options.cc: Include <cstring>.
8270 * output.cc: Include <cstring>.
8271 * script.cc: Include <cstring>.
8272 * script.h: Include <string>.
8273 * symtab.cc: Include <cstring> and <algorithm>.
8274 * target-select.cc: Include <cstring>.
8275 * version.cc: Include <string>.
8276 * testsuite/testmain.cc: Include <cstdlib>.
8277 * configure, config.in: Rebuild.
8279 2008-03-25 Ian Lance Taylor <iant@google.com>
8281 * options.cc: Include "../bfd/bfdver.h".
8282 (options::help): Print bug reporting address.
8284 * version.cc (print_version): Adjust output for current value of
8289 * options.cc (options::help): Print list of supported targets.
8290 * target-select.h: Include <vector>.
8291 (class Target_selector): Make machine_, size_, and is_big_endian_
8292 fields const. Add bfd_name_ and instantiated_target_ fields.
8293 (Target_selector::Target_selector): Add bfd_name parameter.
8294 (Target_selector::recognize): Make non-virtual, call
8296 (Target_selector::recognize_by_name): Make non-virtual, call
8297 do_recognize_by_name.
8298 (Target_selector::supported_names): New function.
8299 (Target_selector::bfd_name): New function.
8300 (Target_selector::do_instantiate_target): New pure virtual
8302 (Target_selector::do_recognize): New virtual function.
8303 (Target_selector::do_recognize_by_name): New virtual function.
8304 (Target_selector::instantiate_target): New private function.
8305 (supported_target_names): Declare.
8306 * target-select.cc (Target_selector::Target_selector): Update for
8307 new parameter and fields.
8308 (select_target_by_name): Check that the name matches before
8309 calling recognize_by_name.
8310 (supported_target_names): New function.
8311 * i386.cc (class Target_selector_i386): Update Target_selector
8312 constructor call. Remove recognize and recognize_by_name. Add
8313 do_instantiate_target.
8314 * x86_64.cc (class Target_selector_x86_64): Likewise.
8315 * testsuite/testfile.cc (class Target_selector_test): Update for
8316 changes to Target_selector.
8318 * README: Rewrite, with some notes on unsupported features.
8320 2008-03-24 Cary Coutant <ccoutant@google.com>
8322 * i386.cc (Target_i386::Got_type): New enum declaration.
8323 (Target_i386::Scan::local): Updated callers of Output_data_got
8325 (Target_i386::Scan::global): Likewise.
8326 (Target_i386::Relocate::relocate): Likewise.
8327 (Target_i386::Relocate::relocate_tls): Likewise.
8328 * object.h (Got_offset_list): New class.
8329 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8330 (Sized_relobj::local_got_offset): Likewise.
8331 (Sized_relobj::set_local_got_offset): Likewise.
8332 (Sized_relobj::local_has_tls_got_offset): Removed.
8333 (Sized_relobj::local_tls_got_offset): Removed.
8334 (Sized_relobj::set_local_tls_got_offset): Removed.
8335 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8336 * output.cc (Output_data_got::add_global): Added got_type parameter.
8337 (Output_data_got::add_global_with_rel): Likewise.
8338 (Output_data_got::add_global_with_rela): Likewise.
8339 (Output_data_got::add_global_pair_with_rel): New function.
8340 (Output_data_got::add_global_pair_with_rela): New function.
8341 (Output_data_got::add_local): Added got_type parameter.
8342 (Output_data_got::add_local_with_rel): Likewise.
8343 (Output_data_got::add_local_with_rela): Likewise.
8344 (Output_data_got::add_local_pair_with_rel): New function.
8345 (Output_data_got::add_local_pair_with_rela): New function.
8346 (Output_data_got::add_global_tls): Removed.
8347 (Output_data_got::add_global_tls_with_rel): Removed.
8348 (Output_data_got::add_global_tls_with_rela): Removed.
8349 (Output_data_got::add_local_tls): Removed.
8350 (Output_data_got::add_local_tls_with_rel): Removed.
8351 (Output_data_got::add_local_tls_with_rela): Removed.
8352 * output.h (Output_data_got::add_global): Added got_type parameter.
8353 (Output_data_got::add_global_with_rel): Likewise.
8354 (Output_data_got::add_global_with_rela): Likewise.
8355 (Output_data_got::add_global_pair_with_rel): New function.
8356 (Output_data_got::add_global_pair_with_rela): New function.
8357 (Output_data_got::add_local): Added got_type parameter.
8358 (Output_data_got::add_local_with_rel): Likewise.
8359 (Output_data_got::add_local_with_rela): Likewise.
8360 (Output_data_got::add_local_pair_with_rel): New function.
8361 (Output_data_got::add_local_pair_with_rela): New function.
8362 (Output_data_got::add_global_tls): Removed.
8363 (Output_data_got::add_global_tls_with_rel): Removed.
8364 (Output_data_got::add_global_tls_with_rela): Removed.
8365 (Output_data_got::add_local_tls): Removed.
8366 (Output_data_got::add_local_tls_with_rel): Removed.
8367 (Output_data_got::add_local_tls_with_rela): Removed.
8368 * resolve.cc (Symbol::override_base_with_special): Removed
8369 reference to has_got_offset_ field.
8370 * symtab.cc (Symbol::init_fields): Replaced initialization
8371 of got_offset_ with got_offsets_. Removed initialization
8373 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8374 (Symbol::got_offset): Likewise.
8375 (Symbol::set_got_offset): Likewise.
8376 (Symbol::has_tls_got_offset): Removed.
8377 (Symbol::tls_got_offset): Removed.
8378 (Symbol::set_tls_got_offset): Removed.
8379 (Symbol::got_offset_): Removed.
8380 (Symbol::tls_mod_got_offset_): Removed.
8381 (Symbol::tls_pair_got_offset_): Removed.
8382 (Symbol::got_offsets_): New field.
8383 (Symbol::has_got_offset): Removed.
8384 (Symbol::has_tls_mod_got_offset): Removed.
8385 (Symbol::has_tls_pair_got_offset): Removed.
8386 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8387 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8389 (Target_x86_64::Scan::global): Likewise.
8390 (Target_x86_64::Relocate::relocate): Likewise.
8391 (Target_x86_64::Relocate::relocate_tls): Likewise.
8393 2008-03-25 Ben Elliston <bje@au.ibm.com>
8395 * yyscript.y: Fix spelling error in comment.
8397 2008-03-24 Ian Lance Taylor <iant@google.com>
8399 * options.h (class General_options): Define build_id option.
8400 * layout.h (class Layout): Declare write_build_id, create_note,
8401 create_build_id. Add build_id_note_ member.
8402 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8403 "libiberty.h", "md5.h", "sha1.h".
8404 (Layout::Layout): Initialize eh_frame_data_,
8405 eh_frame_hdr_section_, and build_id_note_.
8406 (Layout::finalize): Call create_build_id.
8407 (Layout::create_note): New function, broken out of
8408 Layout::create_gold_note.
8409 (Layout::create_gold_note): Call create_note.
8410 (Layout::create_build_id): New function.
8411 (Layout::write_build_id): New function.
8412 (Close_task_runner::run): Call write_build_id.
8414 * x86_64.cc: Correct license to GPLv3.
8416 2008-03-23 Ian Lance Taylor <iant@google.com>
8418 * options.cc: Include "demangle.h".
8419 (parse_optional_string): New function.
8420 (parse_long_option): Handle takes_optional_argument.
8421 (parse_short_option): Update dash_z initializer. Handle
8422 takes_optional_argument.
8423 (General_options::General_options): Initialize do_demangle_.
8424 (General_options::finalize): Set do_demangle_. Handle demangling
8426 * options.h (parse_optional_string): Declare.
8427 (struct One_option): Add optional_arg field. Update constructor.
8428 Update call constructor calls. Add takes_optional_argument
8430 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8431 (DEFINE_optional_string): Define.
8432 (General_options::demangle): Change from DEFINE_bool to
8433 DEFINE_optional_string.
8434 (General_options::no_demangle): New function.
8435 (General_options::do_demangle): New function.
8436 (General_options::set_do_demangle): New function.
8437 (General_options::execstack_status_): Move definition to end of
8439 (General_options::static_): Likewise.
8440 (General_options::do_demangle_): New field.
8441 * object.cc (big_endian>::get_symbol_location_info): Call
8442 Options::do_demangle, not Options::demangle.
8443 * symtab.cc (demangle): Likewise.
8445 2008-03-22 Ian Lance Taylor <iant@google.com>
8447 * gold.h: Include <cstddef> and <sys/types.h>
8448 * options.h: Include <cstring>.
8450 2008-03-21 Ian Lance Taylor <iant@google.com>
8452 * Added source code to GNU binutils.