1 2010-08-03 Ian Lance Taylor <iant@google.com>
4 * layout.cc (relaxation_loop_body): If address of load segment is
5 set, adjust address to include headers if possible.
7 2010-08-03 Ian Lance Taylor <iant@google.com>
9 * version.cc (version_string): Bump to 1.10.
11 2010-08-03 Ian Lance Taylor <iant@google.com>
14 * layout.h (enum Output_section_order): Define.
15 (class Layout): Update declarations.
16 * layout.cc (Layout::get_output_section): Add order parameter.
17 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
18 is_first_non_relro parameters. Change all callers.
19 (Layout::choose_output_section): Likewise.
20 (Layout::add_output_section_data): Likewise.
21 (Layout::make_output_section): Likewise. Set order.
22 (Layout::default_section_order): New function.
23 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
24 * output.cc (Output_section::Output_section): Initialize order_.
25 Don't initialize deleted fields.
26 (Output_segment::Output_segment): Don't initialize deleted
28 (Output_segment::add_output_section_to_load): New function
29 replacing add_output_section. Change all callers to call this or
30 add_output_section_to_nonload.
31 (Output_segment::add_output_section_to_nonload): New function.
32 (Output_segment::remove_output_section): Rewrite.
33 (Output_segment::add_initial_output_data): Likewise.
34 (Output_segment::has_any_data_sections): Likewise.
35 (Output_segment::is_first_section_relro): Likewise.
36 (Output_segment::maximum_alignment): Likewise.
37 (Output_segment::has_dynamic_reloc): New function replacing
38 dynamic_reloc_count. Change all callers.
39 (Output_segment::has_dynamic_reloc_list): New function replacing
40 dynamic_reloc_count_list. Change all callers.
41 (Output_segment::set_section_addresses): Rewrite.
42 (Output_segment::set_offset): Rewrite.
43 (Output_segment::find_first_and_last_list): Remove.
44 (Output_segment::set_tls_offsets): Rewrite.
45 (Output_segment::first_section_load_address): Likewise.
46 (Output_segment::output_section_count): Likewise.
47 (Output_segment::section_with_lowest_load_address): Likewise.
48 (Output_segment::write_section_headers): Likewise.
49 (Output_segment::print_sections_to_map): Likewise.
50 * output.h (class Output_data): Remove dynamic_reloc_count_
51 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
52 (Output_data::add_dynamic_reloc): Rewrite.
53 (Output_data::has_dynamic_reloc): New function.
54 (Output_data::dynamic_reloc_count): Remove.
55 (class Output_section): Add order_ field. Remvoe is_relro_local_,
56 is_last_relro_, is_first_non_relro_, is_interp_,
57 is_dynamic_linker_section_ fields. Add order and set_order
58 functions. Remove is_relro_local, set_is_relro_local,
59 is_last_relro, set_is_last_relro, is_first_non_relro,
60 set_is_first_non_relro functions, is_interp, set_is_interp,
61 is_dynamic_linker_section, and set_is_dynamic_linker_section
63 (class Output_segment): Change Output_data_list from std::list to
64 std:;vector. Add output_lists_ field. Remove output_data_ and
65 output_bss_ fields. Update declarations.
67 2010-08-02 Ian Lance Taylor <iant@google.com>
69 * arm.cc (Target_arm::gc_process_relocs): Use typename.
70 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
71 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
73 2010-08-02 Ian Lance Taylor <iant@google.com>
76 * script.cc (Script_options::Script_options): Initialize
77 symbol_definitions_ and symbol_references_.
78 (Script_options::add_symbol_assignment): Update
79 symbol_definitions_ and symbol_references_.
80 (Script_options::add_symbol_reference): New function.
81 (script_symbol): New function.
82 * script.h (class Script_options): Add symbol_definitions_ and
83 symbol_references_ fields.
84 (Script_options::referenced_const_iterator): New type.
85 (Script_options::referenced_begin): New function.
86 (Script_options::referenced_end): New function.
87 (Script_options::is_referenced): New function.
88 (Script_options::any_unreferenced): New function.
89 * script-c.h (script_symbol): Declare.
90 * yyscript.y (exp): Call script_symbol.
91 * symtab.cc: Include "script.h".
92 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
93 Change all callers. Check symbols referenced by scripts.
94 (Symbol_table::add_undefined_symbols_from_command_line): Add
95 layout parameter. Change all callers.
96 (Symbol_table::do_add_undefined_symbols_from_command_line):
97 Likewise. Break out loop body. Check symbols referenced by
99 (Symbol_table::add_undefined_symbol_from_command_line): New
100 function broken out of
101 do_add_undefined_symbols_from_command_line.
102 * symtab.h (class Symbol_table): Update declarations.
103 * archive.cc: Include "layout.h".
104 (Archive::should_include_member): Add layout parameter. Change
105 all callers. Check for symbol mentioned in expression.
106 * archive.h (class Archive): Update declaration.
107 * object.cc (Sized_relobj::do_should_include_member): Add layout
109 * object.h (Object::should_include_member): Add layout parameter.
111 (Object::do_should_include_member): Add layout parameter.
112 (class Sized_relobj): Update declaration.
113 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
115 * dynobj.h (class Sized_dynobj): Update declaration.
116 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
118 * plugin.h (class Sized_pluginobj): Update declaration.
120 2010-08-02 Ian Lance Taylor <iant@google.com>
123 * output.cc (Output_segment::set_offset): Search for the first and
124 last sections rather than assuming that the list is in order.
125 (Output_segment::find_first_and_last_list): New function.
126 * output.h (class Output_segment): Update declarations.
127 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
128 (relro_strip_test_SOURCES): New variable.
129 (relro_strip_test_DEPENDENCIES): New variable.
130 (relro_strip_test_LDFLAGS): New variable.
131 (relro_strip_test_LDADD): New variable.
132 (relro_strip_test.so): New target.
134 2010-08-02 Ian Lance Taylor <iant@google.com>
136 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
137 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
138 (Target_i386::got_tlsdesc_section): New function.
139 (Target_i386::got_section): Create space for GOT entries for
141 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
143 (Target_i386::Scan::global): Likewise.
144 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
146 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
147 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
148 (Target_x86_64::got_tlsdesc_section): New function.
149 (Target_x86_64::got_section): Create space for GOT entries for
151 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
153 (Target_x86_64::Scan::global): Likewise.
154 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
157 2010-08-02 Ian Lance Taylor <iant@google.com>
159 * testsuite/final_layout.sh: Use dc to convert from hex to
162 2010-07-29 Sriraman Tallam <tmsriram@google.com>
164 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
165 paramter to the call to gold::gc_process_relocs.
166 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
167 paramter to the call to gold::gc_process_relocs.
168 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
169 parameter to the call to gold::gc_process_relocs.
170 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
171 template parameter to the call to gold::gc_process_relocs.
172 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
173 paramter to the call to gold::gc_process_relocs.
174 * gc.h (get_embedded_addend_size): New function.
175 (gc_process_relocs): Save the size of the reloc for use by ICF.
176 * icf.cc (get_section_contents): Get the addend from the text section
177 for SHT_REL relocation sections.
178 * icf.h (Icf::Reloc_addend_size_info): New typedef.
179 (Icf::Reloc_info): Add new member reloc_addend_size_info.
180 * int_encoding.h (read_from_pointer): New overloaded function.
181 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
182 * testsuite/icf_sht_rel_addend_test.sh: New file.
183 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
184 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
186 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
188 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
189 * Makefile.in: Regenerate.
190 * testsuite/Makefile.in: Regenerate.
192 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
194 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
195 * gold/testsuite/debug_msg.cc: Likewise.
196 * gold/testsuite/odr_violation1.cc
197 * gold/testsuite/odr_violation2.cc
199 2010-07-21 Cary Coutant <ccoutant@google.com>
201 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
202 string, and length fields.
203 (Output_merge_string::Merged_strings_list): New type.
204 (Output_merge_string::Merged_strings_lists): New typedef.
205 (Output_merge_string): Replace merged_strings_ with
206 merged_strings_lists_.
207 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
208 Merged_strings_list per input object and section. Don't store pointer
209 to the string. Don't store length with each merged string entry.
210 (Output_merge_string::finalize_merged_data): Loop over list of merged
211 strings lists. Recompute length of each merged string.
213 2010-07-15 Cary Coutant <ccoutant@google.com>
215 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
218 2010-07-14 Ian Lance Taylor <iant@google.com>
220 * descriptors.cc (Descriptors::open): Report correct name in error
223 2010-07-13 Doug Kwan <dougkwan@google.com>
225 * arm.cc (Arm_input_section::Arm_input_section): For a
226 SHT_ARM_EXIDX section, always keeps the input sections.
227 (Arm_input_section::set_exidx_section_link): New method.
228 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
229 has_errors_ to false.
230 (Arm_exidx_input_section::has_errors,
231 Arm_exidx_input_section::set_has_errors): New methods.
232 (Arm_exidx_input_section::has_errors_): New data member.
233 (Arm_relobj::get_exidx_shndx_list): New method.
234 (Arm_output_section::append_text_sections_to_list): Do not skip
235 section without SHF_EXECINSTR.
236 (Arm_output_section::fix_exidx_coverage): Skip input sections with
238 (Arm_relobj::make_exidx_input_section): Add new parameter for text
239 section header. Make error messages more verbose. Check for
240 a non-executable section linked to an EXIDX section.
241 (Arm_relobj::do_read_symbols): Remove error checking, which has been
242 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
243 check that there is no deferred EXIDX section if we exit early.
244 Instead of not making an EXIDX section in case of an error, make one
245 and set the has_errors flag of it.
246 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
247 in a relocatable link.
248 (Target_arm::do_relax): Look for the EXIDX output section instead of
249 assuming that it is called .ARM.exidx.
250 (Target_arm::fix_exidx_coverage): Add a new parameter for input
251 section list. Do not check for SHF_EXECINSTR section flags but
252 skip any input section with errors.
253 * output.cc (Output_section::Output_section): Initialize
254 always_keeps_input_sections_ to false.
255 (Output_section::add_input_section): Check for
256 always_keeps_input_sections_.
257 * output.h (Output_section::always_keeps_input_sections,
258 Output_section::set_always_keeps_input_sections): New methods.
259 (Output_section::always_keeps_input_sections): New data member.
261 2010-07-13 Rafael Espindola <espindola@google.com>
263 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
264 * fileread.h (Input_file): Add try_extra_search_path and find_file.
266 2010-07-13 Philip Herron <herron.philip@googlemail.com>
267 Ian Lance Taylor <iant@google.com>
269 * output.h (Output_section_lookup_maps::add_merge_section):
270 Correct check of whether value was inserted.
271 (Output_section_lookup_maps::add_merge_input_section): Likewise.
272 (Output_section_lookup_maps::add_relaxed_input_section):
274 * arm.cc (Target_arm::got_section): Remove used local os.
275 * i386.cc (Target_i386::got_section): Likewise.
276 * x86_64.cc (Target_x86_64::got_section): Likewise.
277 * sparc.cc (Target_sparc::got_section): Likewise.
278 (Target_sparc::relocate): Remove unused local have_got_offset.
279 * powerpc.cc (Target_powerpc::relocate): Likewise.
281 2010-07-13 Ian Lance Taylor <iant@google.com>
283 * compressed_output.cc (zlib_decompress): Fix signature in
286 * archive.cc (Archive::include_member): Unlock an external member
287 of a thin archive. Don't bother to delete an object we know is
290 2010-07-12 Cary Coutant <ccoutant@google.com>
292 * compressed_output.cc (zlib_decompress): New function.
293 (get_uncompressed_size): New function.
294 (decompress_input_section): New function.
295 * compressed_output.h (get_uncompressed_size): New function.
296 (decompress_input_section): New function.
297 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
298 Handle compressed debug sections.
299 * layout.cc (is_compressed_debug_section): New function.
300 (Layout::output_section_name): Map compressed section names to
302 * layout.h (is_compressed_debug_section): New function.
303 (is_debug_info_section): Recognize compressed debug sections.
304 * merge.cc: Include compressed_output.h.
305 (Output_merge_data::do_add_input_section): Handle compressed
307 (Output_merge_string::do_add_input_section): Handle compressed
309 * object.cc: Include compressed_output.h.
310 (Sized_relobj::Sized_relobj): Initialize new data members.
311 (build_compressed_section_map): New function.
312 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
313 * object.h (Object::section_is_compressed): New method.
314 (Object::do_section_is_compressed): New method.
315 (Sized_relobj::Compressed_section_map): New type.
316 (Sized_relobj::do_section_is_compressed): New method.
317 (Sized_relobj::compressed_sections_): New data member.
318 * output.cc (Output_section::add_input_section): Handle compressed
320 * reloc.cc: Include compressed_output.h.
321 (Sized_relobj::write_sections): Handle compressed debug sections.
323 2010-07-08 Cary Coutant <ccoutant@google.com>
325 * resolve.cc (Symbol_table::resolve): Remember whether undef was
326 weak when resolving to a dynamic def.
327 (Symbol_table::should_override): Add adjust_dyndef flag; set it
328 for weak undef/dynamic def cases. Adjust callers.
329 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
331 (Symbol_table::sized_write_globals): Adjust symbol binding.
332 (Symbol_table::sized_write_symbol): Add binding parameter.
333 * symtab.h (Symbol::set_undef_binding): New method.
334 (Symbol::is_undef_binding_weak): New method.
335 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
336 (Symbol_table::should_override): Add new parameter.
337 (Symbol_table::sized_write_symbol): Add new parameter.
339 * testsuite/weak_undef_file1.cc: Add new test case.
340 * testsuite/weak_undef_file2.cc: Fix header comment.
341 * testsuite/weak_undef_test.cc: Add new test case.
343 2010-06-29 Doug Kwan <dougkwan@google.com>
345 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
346 Initialize USE_SYMBOL_.
347 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
349 (Arm_reloc_property::uses_symbol_): New data member declaration.
350 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
351 uses symbol value and symbol is undefined but not weakly undefined.
353 2010-06-28 Rafael Espindola <espindola@google.com>
355 * plugin.cc (Plugin::load): Use dlerror.
357 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
359 * symtab.cc (detect_odr_violations): When reporting an ODR
360 violation, report an object where the symbol is defined.
362 2010-06-25 Doug Kwan <dougkwan@google.com>
364 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
365 (Target_arm::section_may_have_icf_unsafe_pointers): New method
367 (Target_arm::Scan::local_reloc_may_be_function_pointer,
368 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
369 target hook to detect function points.
370 (Target_arm::Scan::possible_function_pointer_reloc): New method.
371 * icf.h (Icf::check_section_for_function_pointers): Change type of
372 parameter SECTION_NAME to const reference to std::string. Use
373 target hook to determine if section may have unsafe pointers.
374 * target.h (Target::section_may_have_icf_unsafe_pointers): New
377 2010-06-21 Rafael Espindola <espindola@google.com>
379 * fileread.cc (Input_file::find_fie): New
380 (Input_file::open): Use Input_file::find_fie.
381 * fileread.h (Input_file::find_fie): New
382 * plugin.cc (set_extra_library_path): New.
383 (Plugin::load): Add set_extra_library_path to the transfer vector.
384 (Plugin_manager::set_extra_library_path): New.
385 (Plugin_manager::add_input_file): Use the extra search path if set.
386 (set_extra_library_path(): New.
387 * plugin.h (Plugin_manager): Add set_extra_library_path and
390 2010-06-19 Cary Coutant <ccoutant@google.com>
392 * layout.cc (gdb_sections): Add .debug_types.
393 (lines_only_debug_sections): Likewise.
395 2010-06-18 Rafael Espindola <espindola@google.com>
397 * plugin.cc (add_input_file,add_input_library)
398 (Plugin_manager::add_input_file): Make filename arguments const.
399 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
402 2010-06-16 Doug Kwan <dougkwan@google.com>
404 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
405 .ARM.attributes section if we have not merged any input
408 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
410 * arm.cc: Allow combining objects with no EABI version
413 2010-06-15 Rafael Espindola <espindola@google.com>
415 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
417 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
419 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
420 (struct iovec): Correct !HAVE_READV definition.
422 2010-06-10 Cary Coutant <ccoutant@google.com>
424 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
425 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
427 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
430 * symtab.h (Symbol::is_placeholder): New member function.
431 * target-reloc.h (relocate_section): Check for placeholder symbols.
433 * testsuite/Makefile.am (plugin_test_8): New test.
434 (plugin_test_9): New test.
435 * testsuite/Makefile.in: Regenerate.
437 2010-06-09 Nick Clifton <nickc@redhat.com>
439 * yyscript.y (input_list_element): Allow strings prefixed with
440 the '-' character. Treat these as libraries.
441 * script.cc (script_add_library): New function. Adds a library
442 specified by "-l<name>" found in an input script.
443 * script-c.h: Add prototype for script_add_library.
445 2010-06-07 Doug Kwan <dougkwan@google.com>
447 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
448 Restrict stub-group size to be within long conditional branch
449 range when working around cortex-A8 erratum.
451 2010-06-07 Damien Diederen <dd@crosstwine.com>
453 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
456 2010-06-03 Sriraman Tallam <tmsriram@google.com>
460 (Output_section::Input_section_sort_entry::compare_section_ordering):
461 Change to return non-zero correctly.
462 (Output_section::Input_section_sort_section_order_index_compare
463 ::operator()): Change to fix ambiguity in comparisons.
465 2010-06-01 Sriraman Tallam <tmsriram@google.com>
467 * gold.h (is_wildcard_string): New function.
468 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
469 (Layout::layout_eh_frame): Ditto.
470 (Layout::find_section_order_index): New method.
471 (Layout::read_layout_from_file): New method.
472 * layout.h (Layout::find_section_order_index): New method.
473 (Layout::read_layout_from_file): New method.
474 (Layout::input_section_position_): New private member.
475 (Layout::input_section_glob_): New private member.
476 * main.cc (main): Call read_layout_from_file here.
477 * options.h (--section-ordering-file): New option.
478 * output.cc (Output_section::input_section_order_specified_): New
480 (Output_section::Output_section): Initialize new member.
481 (Output_section::add_input_section): Add new parameter.
482 Keep input sections when --section-ordering-file is used.
483 (Output_section::set_final_data_size): Sort input sections when
484 section ordering file is specified.
485 (Output_section::Input_section_sort_entry): Add new parameter.
487 (Output_section::Input_section_sort_entry::compare_section_ordering):
489 (Output_section::Input_section_sort_compare::operator()): Change to
490 consider section_order_index.
491 (Output_section::Input_section_sort_init_fini_compare::operator()):
492 Change to consider section_order_index.
493 (Output_section::Input_section_sort_section_order_index_compare
494 ::operator()): New method.
495 (Output_section::sort_attached_input_sections): Change to sort
496 according to section order when specified.
497 (Output_section::add_input_section<32, true>): Add new parameter.
498 (Output_section::add_input_section<64, true>): Add new parameter.
499 (Output_section::add_input_section<32, false>): Add new parameter.
500 (Output_section::add_input_section<64, false>): Add new parameter.
501 * output.h (Output_section::add_input_section): Add new parameter.
502 (Output_section::input_section_order_specified): New
504 (Output_section::set_input_section_order_specified): New method.
505 (Input_section::Input_section): Initialize section_order_index_.
506 (Input_section::section_order_index): New method.
507 (Input_section::set_section_order_index): New method.
508 (Input_section::section_order_index_): New member.
509 (Input_section::Input_section_sort_section_order_index_compare): New
511 (Output_section::input_section_order_specified_): New member.
512 * script-sections.cc (is_wildcard_string): Delete and move modified
514 (Output_section_element_input::Output_section_element_input): Modify
515 call to is_wildcard_string.
516 (Output_section_element_input::Input_section_pattern
517 ::Input_section_pattern): Ditto.
518 (Output_section_element_input::Output_section_element_input): Ditto.
519 * testsuite/Makefile.am (final_layout): New test case.
520 * testsuite/Makefile.in: Regenerate.
521 * testsuite/final_layout.cc: New file.
522 * testsuite/final_layout.sh: New file.
524 2010-06-01 Rafael Espindola <espindola@google.com>
526 * plugin.cc (Plugin::load): Pass the output name to the plugin.
528 2010-06-01 Rafael Espindola <espindola@google.com>
530 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
531 visibility of symbols.
533 2010-05-27 Doug Kwan <dougkwan@google.com>
535 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
536 from start of output section instead of address for a local symbol
537 in a merged or relaxed section when doing a relocatable link.
539 2010-05-26 Rafael Espindola <espindola@google.com>
542 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
543 adding sections the garbage collector removed.
544 * gold/testsuite/Makefile.am: Add test.
545 * gold/testsuite/Makefile.in: Regenerate.
546 * gold/testsuite/plugin_test_7.sh: New.
547 * gold/testsuite/plugin_test_7_1.c: New.
548 * gold/testsuite/plugin_test_7_2.c: New.
550 2010-05-26 Rafael Espindola <espindola@google.com>
552 * script-sections.cc (Output_section_definition::set_section_addresses):
553 Check for --section-start.
555 2010-05-26 Doug Kwan <dougkwan@google.com>
557 * arm.cc (Arm_scan_relocatable_relocs): New class.
558 (Target_arm::relocate_special_relocatable): New method.
559 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
560 (Arm_relocate_functions::thumb_branch_common): Same.
561 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
562 instead of Default_scan_relocatable_relocs.
563 * target-reloc.h (relocate_for_relocatable): Let target handle
564 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
565 * target.h (Sized_target::relocate_special_relocatable): New method.
567 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
569 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
571 2010-05-23 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
575 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
576 with a direct branch, not a conditional branch, to a stub.
577 * merge.cc (Output_merge_base::record_input_section): New method
579 (Output_merge_data::do_add_input_section): Record input section if
580 keeps-input-sections flag is set.
581 (Output_merge_string::do_add_input_section): Ditto.
582 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
583 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
585 (Output_merge_base::keeps_input_sections,
586 Output_merge_base::set_keeps_input_sections,
587 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
589 (Output_merge_base::Input_sections): New type declaration.
590 (Output_merge_base::input_sections_begin,
591 Output_merge_base::input_sections_end,
592 Output_merge_base::do_set_keeps_input_sections): New method definitions.
593 (Output_merge_base::bool keeps_input_sections_,
594 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
595 Output_merge_base::input_sections_): New data members.
596 (Output_merge_data::do_set_keeps_input_sections): New method
598 (Output_merge_string::do_set_keeps_input_sections): Ditto.
599 * output.cc (Output_section::Input_section::relobj): Move method
600 defintion from class declaration to here and handle merge sections.
601 (Output_section::Input_section::shndx): Ditto.
602 (Output_section::Output_section): Remove initializations of removed
603 data members and initialize new data member LOOKUP_MAPS_.
604 (Output_section::add_input_section): Set keeps-input-sections flag
605 for a newly created merge output section as appropriate. Adjust code
606 to use Output_section_lookup_maps class.
607 (Output_section::add_relaxed_input_section): Adjst code for lookup
608 maps code refactoring.
609 (Output_section::add_merge_input_section): Add a new parameter
610 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
611 class. If adding input section to a newly created merge output
612 section fails, remove the new merge section.
613 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
614 Adjust code for use of the Output_section_lookup_maps class.
615 (Output_section::find_merge_section): Ditto.
616 (Output_section::build_lookup_maps): New method defintion.
617 (Output_section::find_relaxed_input_section): Adjust code to use
618 Output_section_lookup_maps class.
619 (Output_section::get_input_sections): Export merge sections. Adjust
620 code to use Output_section_lookup_maps class.
621 (Output_section:::add_script_input_section): Adjust code to use
622 Output_section_lookup_maps class. Update lookup maps for merge
624 (Output_section::discard_states): Use Output_section_lookup_maps.
625 (Output_section::restore_states): Same.
626 * output.h (Merge_section_properties): Move class defintion out of
628 (Output_section_lookup_maps): New class.
629 (Output_section::Input_section::is_merge_section): New method
631 (Output_section::Input_section::relobj): Move defintion out of class
632 defintion. Declare method only.
633 (Output_section::Input_section::shndx): Ditto.
634 (Output_section::Input_section::output_merge_base): New method defintion.
635 (Output_section::Input_section::u2_.pomb): New union field.
636 (Output_section::Merge_section_by_properties_map,
637 Output_section::Output_section_data_by_input_section_map,
638 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
640 (Output_section::add_merge_input_section): Add new parameter
641 KEEPS_INPUT_SECTIONS.
642 (Output_section::build_lookup_maps): New method declaration.
643 (Output_section::merge_section_map_,
644 Output_section::merge_section_by_properties_map_,
645 Output_section::relaxed_input_section_map_,
646 Output_section::is_relaxed_input_section_map_valid_): Remove data
648 (Output_section::lookup_maps_): New data member.
650 2010-05-21 Doug Kwan <dougkwan@google.com>
653 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
654 avoid a compilation error.
656 2010-05-19 Rafael Espindola <espindola@google.com>
658 * script-sections.cc (Output_section_definition::allocate_to_segment):
659 Update the phdrs_list even when the output section is NULL.
660 * testsuite/Makefile.am: Add test.
661 * testsuite/Makefile.in: Regenerate.
662 * testsuite/script_test_9.cc: New.
663 * testsuite/script_test_9.sh: New.
664 * testsuite/script_test_9.t: New.
666 2010-05-19 Doug Kwan <dougkwan@google.com>
668 * arm.cc (Arm_input_section::original_size): New method.
669 (Arm_input_section::do_addralign): Add a cast.
670 (Arm_input_section::do_output_offset): Remove static cast.
671 (Arm_input_section::original_addralign,
672 Arm_input_section::original_size_): Change type to uint32_t.
673 (Arm_input_section::init): Add safe casts for section alignment
675 (Arm_input_section::set_final_data_size): Do not set address and
676 offset of stub table.
677 (Arm_output_section::fix_exidx_coverage): Change use of of
678 Output_section::Simple_input_section to that of
679 Output_section::Input_section.
680 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
681 except for the first pass.
682 * output.cc (Output_section::get_input_sections): Change type of
683 input_sections to std::list<Input_section>.
684 (Output_section::add_script_input_section): Rename from
685 Output_section::add_simple_input_section. Change type of SIS
686 parameter from Simple_input_section to Input_section.
687 * output.h (Output_section::Simple_input_section): Remove class.
688 (Output_section::Input_section): Change class visibility to public.
689 (Output_section::Input_section::addralign): Use stored alignments
690 for special input sections if set.
691 (Output_section::Input_section::set_addralign): New method.
692 (Output_section::get_input_sections): Change parameter type from
693 list of Simple_input_section to list of Input_section.
694 (Output_section::add_script_input_section): Rename from
695 Output_section::add_simple_input_section. Change first parameter's
696 type from Simple_input_section to Input_section and remove the
697 second and third parameters.
698 * script-sections.cc (Input_section::Input_section_list): Change
699 type to list of Output_section::Input_section/
700 (Input_section_info::Input_section_info): Change parameter type of
701 INPUT_SECTION to Output_section::Input_section.
702 (Input_section_info::input_section): Change return type.
703 (Input_section_info::input_section_): Change type to
704 Output_section::Input_section.
705 (Output_section_element_input::set_section_addresses): Adjust code
706 to use Output_section::Input_section instead of
707 Output_section::Simple_input_section. Adjust code for renaming
708 of Output_section::add_simple_input_section.
709 (Orphan_output_section::set_section_addresses): Ditto.
711 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
713 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
714 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
716 2010-05-18 Rafael Espindola <espindola@google.com>
718 * options.cc (General_options::finalize): Handle -nostdlib.
719 * options.h (nostdlib): New option.
720 * script.cc (script_add_search_dir): Handle -nostdlib.
722 2010-05-12 Doug Kwan <dougkwan@google.com>
724 * arm.cc (Target_arm::do_finalize_sections): Create an empty
725 attributes section only if there no attributes section after merging.
726 (Target_arm::merge_object_attributes): Move value of
727 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
728 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
729 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
730 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
731 and arm_attr_merge_7.stdout.
732 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
733 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
734 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
735 arm_attr_merge_7b.o): New rules.
736 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
738 * testsuite/Makefile.in: Regenerate.
739 * testsuite/arm_attr_merge.sh: New file.
740 * testsuite/arm_attr_merge_[67][ab].s: Same.
742 2010-05-05 Nick Clifton <nickc@redhat.com>
744 * po/es.po: Updated Spanish translation.
746 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
748 * Makefile.am (install-exec-local): Properly install gold as
749 default cross linker.
750 * Makefile.in: Regenerated.
752 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
753 Nick Clifton <nickc@redhat.com>
755 * configure.ac (install_as_default): Define and set to false
756 unless --enable-gold or --enable-gold=both/gold has been
758 * configure: Regenerate.
760 * Makefile.am (install-exec-local): Install the executable as
761 'ld.gold'. If install_as_default is true then also install it as
763 * Makefile.in: Regenerated.
765 2010-04-24 Ian Lance Taylor <iant@google.com>
767 * layout.cc (Layout::layout_reloc): In relocatable link don't
768 combine reloc sections for grouped sections.
770 2010-04-23 Sriraman Tallam <tmsriram@google.com>
772 * gc.h (gc_process_relocs): Pass information on relocs pointing to
773 sections that are not ordinary to icf.
774 * icf.cc (get_section_contents): Handle relocation pointing to section
775 with no object or shndx information.
776 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
777 * testsuite/Makefile.in: Regenerate.
778 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
779 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
781 2010-04-22 Ian Lance Taylor <iant@google.com>
783 * expression.cc (Expression::Expression_eval_info): Add
784 result_alignment_pointer field.
785 (Expression::eval_with_dot): Add result_alignment_pointer
786 parameter. Change all callers.
787 (Expression::eval_maybe_dot): Likewise.
788 (class Binary_expression): Add alignment_pointer parameter to
789 left_value and right_value. Change all callers.
790 (BINARY_EXPRESSION): Set result alignment.
791 (class Trinary_expression): Add alignment_pointer parameter to
792 arg2_value and arg3_value. Change all callers.
793 (Trinary_cond::value): Set result alignment.
794 (Max_expression::value, Min_expression::value): Likewise.
795 (Align_expression::value): Likewise.
796 * script-sections.cc (class Sections_element): Add dot_alignment
797 parameter to set_section_addresses virtual function. Update
799 (class Output_section_element): Likewise.
800 (Script_sections::create_segments): Add dot_alignment parameter.
802 (Script_sections::create_segments_from_phdrs_clause): Likewise.
803 (Script_sections::set_phdrs_clause_addresses): Likewise.
804 * script-sections.h: Update declarations.
805 * script.h: Update declarations.
806 * output.h (Output_segment::set_minimum_p_align): Don't decrease
808 * testsuite/script_test_3.t: Set large alignment.
809 * testsuite/script_test_3.sh: Make sure that at least one LOAD
810 segment has expected alignment.
812 2010-04-22 Nick Clifton <nickc@redhat.com>
814 * po/gold.pot: Updated by the Translation project.
815 * po/vi.po: Updated Vietnamese translation.
817 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
819 * testsuite/Makefile.am (check_PROGRAMS): Add
820 icf_virtual_function_folding_test.
821 * testsuite/Makefile.in: Regenerated.
823 2010-04-15 Andrew Haley <aph@redhat.com>
825 * options.h (merge_exidx_entries): New option.
826 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
827 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
828 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
829 (Target_arm::merge_exidx_entries): New function.
830 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
831 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
832 to Arm_exidx_fixup constructor.
833 Add new arg, merge_exidx_entries.
834 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
835 Arm_output_section::fix_exidx_coverage.
837 2010-04-18 Sriraman Tallam <tmsriram@google.com>
839 * icf.cc (get_section_contents): Check for preemptible functions.
840 Ignore addend when appropriate.
841 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
843 (add_from_relobj): Check for section folded.
844 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
845 * symtab.h (should_add_dynsym_entry): Add new parameter.
846 * target-reloc.h (scan_relocs): Check for section folded.
847 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
848 Check reloc types for function pointers in shared objects.
849 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
851 (icf_preemptible_functions_test): New test case.
852 (icf_string_merge_test): New test case.
853 * testsuite.Makefile.in: Regenerate.
854 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
855 bar_glob. Refactor code.
856 * testsuite/icf_preemptible_functions_test.cc: New file.
857 * testsuite/icf_preemptible_functions_test.sh: New file.
858 * testsuite/icf_string_merge_test.cc: New file.
859 * testsuite/icf_string_merge_test.sh: New file.
860 * testsuite/icf_virtual_function_folding_test.cc: New file.
861 * testsuite/icf_virtual_function_folding_test.sh: New file.
863 2010-04-14 Doug Kwan <dougkwan@google.com>
865 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
866 for local symbol recounting if we remove a section due to ICF.
867 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
868 there are no regular objects in input.
870 2010-04-13 Doug Kwan <dougkwan@google.com>
872 * arm.cc (Arm_input_section::set_final_data_size): Compute
873 accurate final data size instead of using current data size.
875 2010-04-09 Doug Kwan <dougkwan@google.com>
877 * layout.cc (Layout::choose_output_section): Handle script section
879 (Layout::make_output_section_for_script): Add section type parameter.
880 Handle script section types.
881 * layout.h (Layout::make_output_section_for_script): Add section
883 * output.cc (Output_section::Output_section): Initialize data member
885 (Output_section::do_reset_address_and_file_offset): Do not set address
886 to 0 if section is a NOLOAD section.
887 * output.h (Output_section::is_noload): New method.
888 (Output_section::set_is_noload): Ditto.
889 (Output_section::is_noload_): New data member.
890 * script-c.h (Script_section_type): New enum type.
891 (struct Parser_output_section_header): Add new file section_type.
892 * script-sections.cc (Sections_element::output_section_name): Add
893 parameter for returning script section type.
894 (Output_section_definition::output_section_name): Ditto.
895 (Output_section_definition::section_type)P; New method.
896 (Output_section_definiton::script_section_type_name): Ditto.
897 (Output_section_definition::script_section_type_): New data member.
898 (Output_section_definition::Output_section_definition): Initialize
899 data member Output_section_definition::script_section_type_.
900 (Output_section_definition::create_sections): Pass script section type
901 to Layout::make_output_section_for_script.
902 (Output_section_definition::output_section_name): Return script
903 section type to caller.
904 (Output_section_definition::set_section_address): Do not advance
905 dot value and load address if section type is NOLOAD. Set address
906 of NOLOAD sections regardless of section flags.
907 (Output_section_definition::print): Print section type if it is
908 not SCRIPT_SECTION_TYPE_NONE.
909 (Output_section_definition::section_type): New method.
910 (Output_section_definition::script_section_type_name): Ditto.
911 (Script_sections::output_section_name): Add new parameter
912 PSECTION_TYPE for returning script section type. Pass it to
913 section elements. Handle discard sections.
914 (Sort_output_sections::operator()): Handle NOLOAD sections.
915 * script-sections.h (Script_sections::Section_type): New enum type.
916 (Script_sections::output_section_name): Add a new parameter for
917 returning script section type.
918 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
920 * yyscript.y (union): Add new field SECTION_TYPE.
921 (COPY, DSECT, INFO, NOLOAD): New tokens.
922 (opt_address_and_section_type): Change type to output_section_header.
923 (section_type): New non-terminal
924 (section_header): Handle section type.
925 (opt_address_and_section_type): Return section type value.
927 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
929 * testsuite/plugin_common_test_1.c (foo): Add prototype.
930 * testsuite/plugin_common_test_2.c (foo): Likewise.
932 2010-04-08 Doug Kwan <dougkwan@google.com>
934 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
936 * output.cc (Output_section::add_merge_input_section): Simplify
937 code and return status of Output_merge_base::add_input_section.
938 Update merge section map only if Output_merge_base::add_input_section
941 2010-04-07 Doug Kwan <dougkwan@google.com>
943 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
944 if section is marked as containing instructions but has no mapping
946 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
947 correct section index.
948 (Arm_relobj::find_linked_text_section): Ditto.
950 2010-04-07 Cary Coutant <ccoutant@google.com>
952 * archive.cc (include_member): Destroy Read_symbols_data object before
954 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
955 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
956 (Read_symbols_data::~Read_symbols_data) New destructor.
957 (Section_relocs::Section_relocs) New constructor.
958 (Section_relocs::~Section_relocs) New destructor.
959 (Read_relocs_data::Read_relocs_data) New constructor.
960 (Read_relocs_data::~Read_relocs_data) New destructor.
961 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
962 pointers to NULL after deleting.
964 2010-04-07 Doug Kwan <dougkwan@google.com>
966 * arm.cc: Replace "endianity" with "endianness" in comments.
967 (Arm_exidx_cantunwind): Ditto.
968 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
969 (Arm_relobj::merge_flags_and_attributes): New method.
970 (Arm_relobj::merge_flags_and_attributes_): New data member.
971 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
972 (Arm_relobj::scan_sections_for_stubs): Ditto.
973 (Arm_relobj::do_read_symbols): Check to see if we really want to
974 merge processor-specific flags and attributes. Exit early if
975 an object is empty except for section names and the undefined symbol.
976 (Target_arm::do_finalize_sections): Move check for ELF format to
977 Arm_relobj::do_read_symbols. Merge processor specific flags and
978 attributes from a regular object only when we have determined that
979 it is aapropriate. Do not create an .ARM.attributes section in
980 output if there is no regular input object.
981 (Target_arm::merge_processor_specific_flags): Check
982 --warn-mismatch before printing any error.
983 (Target_arm::merge_object_attributes): Ditto.
984 * gold.cc (queue_middle_tasks): Handle the case in which there is
985 no regular object in input.
986 * options.cc (General_options::parse_EB): New method.
987 (General_options::parse_EL): Same.
988 (General_options::General_options): Initialize endianness_.
989 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
991 (General_options::Endianness): New enum.
992 (General_options::endianness): New method.
993 (General_options::endianness_): New data member.
994 * parameters.cc (Parameters::set_options): Check target endianness.
995 (Parameters::set_target_once): Ditto.
996 (Parameters::check_target_endianness): New method.
997 (parameters_force_valid_target): If either -EL or -EB is specified,
998 use it to define endianness of default target.
999 * parameters.h (Parameters::check_target_endianness): New method
1001 * target.h (class Target): Change "endianity" to "endianness"
1004 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1006 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1007 * configure: Regenerate.
1008 * Makefile.in: Regenerate.
1009 * testsuite/Makefile.in: Regenerate.
1011 2010-04-06 Cary Coutant <ccoutant@google.com>
1014 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1015 prevailing definitions of common symbols.
1016 * testsuite/plugin_test_6.sh: New test case.
1017 * testsuite/plugin_common_test_1.c: New test case.
1018 * testsuite/plugin_common_test_2.c: New test case.
1019 * testsuite/Makefile.am (plugin_test_6): New test case.
1020 * testsuite/Makefile.in: Regenerate.
1022 2010-04-06 Nick Clifton <nickc@redhat.com>
1024 * po/vi.po: New Vietnamese translation.
1026 2010-03-30 Doug Kwan <dougkwan@google.com>
1028 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1030 2010-03-25 Doug Kwan <dougkwan@google.com>
1032 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1033 to avoid a conversion warning on a 32-bit host.
1035 2010-03-24 Ian Lance Taylor <iant@google.com>
1037 * testsuite/script_test_3.t: Add a TLS segment.
1038 * testsuite/Makefile.am (check_PROGRAMS): Add
1039 tls_phdrs_script_test.
1040 (tls_phdrs_script_test_SOURCES): Define.
1041 (tls_phdrs_script_test_DEPENDENCIES): Define.
1042 (tls_phdrs_script_test_LDFLAGS): Define.
1043 (tls_phdrs_script_test_LDADD): Define.
1044 * testsuite/Makefile.in: Rebuild.
1046 2010-03-23 Cary Coutant <ccoutant@google.com>
1048 * fileread.cc (find_or_make_view): Fix comment.
1050 2010-03-23 Ian Lance Taylor <iant@google.com>
1052 * script-sections.cc (class Orphan_section_placement): Define
1053 PLACE_TLS and PLACE_TLS_BSS.
1054 (Orphan_section_placement::Orphan_section_placement): Initialize
1056 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1057 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1058 (tls_script_test_SOURCES): Define.
1059 (tls_script_test_DEPENDENCIES): Define.
1060 (tls_script_test_LDFLAGS): Define.
1061 (tls_script_test_LDADD): Define.
1062 * testsuite/Makefile.in: Rebuild.
1064 2010-03-22 Doug Kwan <dougkwan@google.com>
1066 * arm.cc (Arm_relocate_functions::abs8,
1067 Arm_relocate_functions::abs16): Use correct check for overflow
1068 specified in the ARM ELF specs.
1069 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1070 target of a BLX instruction specially.
1071 (Reloc_stub::stub_type_for_reloc): Ditto.
1072 (Relocate::relocate): Use symbolic names instead of numeric relocation
1073 codes to report error.
1074 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1076 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1077 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1078 thumb2_blx_out_of_range.stdout
1079 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1080 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1081 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1082 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1083 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1084 thumb2_blx_in_range, thumb2_blx_in_range.o,
1085 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1086 thumb2_blx_out_of_range.o): New rules.
1087 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1088 thumb2_blx_in_range and thumb2_blx_out_of_range.
1089 * testsuite/Makefile.in: Regenerate.
1090 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1091 * testsuite/thumb_blx_in_range.s: New file.
1092 * testsuite/thumb_blx_out_of_range.s: New file.
1094 2010-03-22 Rafael Espindola <espindola@google.com>
1096 * archive.cc (Should_include): Move to archive.h.
1097 (should_include_member): Make it a member of Archive.
1099 (Add_lib_group_symbols): New.
1100 * archive.h: Include options.h.
1101 (Archive_member): Moved from Archive.
1102 (Should_include): Moved from archive.cc.
1104 (Add_lib_group_symbols): New.
1105 * dynobj.cc (do_should_include_member): New.
1106 * dynobj.h (do_should_include_member): New.
1107 * gold.cc (queue_initial_tasks): Update call to queue.
1108 * main.cc (main): Print lib group stats.
1109 * object.cc (do_should_include_member): New.
1110 * object.h: Include archive.h.
1111 (Object::should_include_member): New.
1112 (Object::do_should_include_member): New.
1113 (Sized_relobj::do_should_include_member): New.
1114 * options.cc (General_options::parse_start_lib): New.
1115 (General_options::parse_end_lib): New.
1116 (Input_arguments::add_file): Handle lib groups.
1117 (Input_arguments::start_group): Check we are not in a lib.
1118 (Input_arguments::start_lib): New.
1119 (Input_arguments::end_lib): New.
1120 * options.h (General_options): Add start_lib and end_lib.
1121 (Input_argument::lib_): New.
1122 (Input_argument::lib): New.
1123 (Input_argument::is_lib): New.
1124 (Input_file_lib): New.
1125 (Input_arguments::in_lib_): New.
1126 (Input_arguments::in_lib): New.
1127 (Input_arguments::start_lib): New.
1128 (Input_arguments::end_lib_): New.
1129 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1130 in unused members as preempted.
1131 (Sized_pluginobj::do_should_include_member): New.
1132 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1133 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1135 (Read_symbols::do_whole_lib_group): New.
1136 (Read_symbols::do_lib_group): New.
1137 (Read_symbols::do_read_symbols): Handle lib groups.
1138 (Read_symbols::get_name): Handle lib groups.
1139 * readsyms.h (Read_symbols): Add an archive member pointer.
1140 (Read_symbols::do_whole_lib_group): New.
1141 (Read_symbols::do_lib_group): New.
1142 (Read_symbols::member_): New.
1143 * script.cc (read_input_script): Update call to queue_soon.
1145 2010-03-19 Doug Kwan <dougkwan@google.com>
1147 * arm.cc (Stub_table::Stub_table): Initialize new data members
1148 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1149 (Stub_table::add_reloc_stub): Assign stub offset and update
1150 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1151 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1153 (Stub_table::update_data_size_and_addralign): Use
1154 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1155 instead of going over all reloc stubs.
1156 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1157 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1158 Stringpool_template::offset_ to size of Stringpool_char.
1159 (Stringpool_template::new_key_offset): Remove code to initialize
1160 Stringpool_template::offset_.
1161 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1162 Stringpool_template::offset_ to zero.
1164 2010-03-15 Doug Kwan <dougkwan@google.com>
1166 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1168 (Stringpool_template::new_key_offset): New method.
1169 (Stringpool_template::add_string): Assign offsets when adding new
1171 (Stringpool_template::set_string_offsets): Do not set string offsets
1172 when not optimizing.
1173 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1175 (Chunked_vector::clear): Clear size_.
1176 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1177 (Chunked_vector::size): Return size_.
1178 (Chunked_vector::push_back): Use size_ to find insert position.
1179 (Chunked_vector::size_): New data member.
1180 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1181 (Stringpool_template::new_key_offset): New method declaration.
1182 (Stringpool_template::offset_): New data member.
1184 2010-03-15 Rafael Espindola <espindola@google.com>
1186 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1187 Add_symbols' constructor.
1188 * readsyms.h (Add_symbols): Remove the input_group member.
1190 2010-03-10 Ian Lance Taylor <iant@google.com>
1192 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1193 target to ask whether a reference to a symbol requires a stack
1195 * target.h (Target::is_call_to_non_split): New function.
1196 (Target::do_is_call_to_non_split): Declare virtual function.
1197 * target.cc: Include "symtab.h".
1198 (Target::do_is_call_to_non_split): New function.
1199 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1201 2010-03-10 Cary Coutant <ccoutant@google.com>
1203 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1204 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1205 (File_read::open[2]): Add whole_file_view_ to list of views.
1206 (File_read::make_view): Remove test of whole_file_view_.
1207 (File_read::find_or_make_view): Create whole_file_view_ if
1209 (File_read::clear_views): Replace bool parameter with enum;
1210 adjust all callers. Don't delete views with permanent data;
1211 do delete cached views and views from archives if
1212 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1213 if clearing the corresponding view.
1214 * fileread.h (File_read::Clear_views_mode): New enum.
1215 (File_read::View::is_permanent_view): New method.
1216 (File_read::clear_views): Replace bool parameter
1217 with enum; adjust all callers.
1218 * options.h (General_options): Change keep_files_mapped option;
1219 add map_whole_files.
1220 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1222 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1225 2010-03-10 David S. Miller <davem@davemloft.net>
1227 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1229 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1231 * icf.cc (get_section_contents): Add '@' marker after processing the
1234 2010-03-08 Doug Kwan <dougkwan@google.com>
1236 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1237 due to a conversion warning.
1238 (Arm_relobj::update_output_local_symbol_count): Check for local
1239 symbol with unset output index.
1241 2010-03-05 Ian Lance Taylor <iant@google.com>
1243 * options.h (class General_options): Add --spare-dynamic-tags.
1244 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1245 --spare-dynamic-tags.
1247 2010-03-05 Ian Lance Taylor <iant@google.com>
1249 * incremental.cc: Include "libiberty.h".
1251 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1253 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1254 function, is_info_ member.
1255 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1256 (Versions::Versions): Update caller.
1257 (Versions::define_base_version): Likewise.
1258 (Versions::add_def): Likewise.
1260 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1262 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1263 (Scan::possible_function_pointer_reloc): New function.
1264 (Scan::local_reloc_may_be_function_pointer): Change to call
1265 possible_function_pointer_reloc.
1266 (Scan::global_reloc_may_be_function_pointer): Ditto.
1267 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1268 relocations in ".data.rel.ro._ZTV" section.
1269 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1270 * testsuite/icf_safe_so_test.cc: Ditto.
1271 * testsuite/icf_safe_test.cc: Ditto.
1272 * testsuite/icf_safe_test.sh: Ditto.
1274 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1275 Ian Lance Taylor <iant@google.com>
1277 * target-reloc.h (relocate_section): Check the symbol table index
1278 for -1U before setting the local symbol index.
1279 (scan_relocatable_relocs): If copying the relocation, record that
1280 the local symbol is required.
1281 * object.h (Symbol_value::is_output_symtab_index_set): New
1283 (Symbol_value::may_be_discarded_from_output_symtab): New
1285 (Symbol_value::has_output_symtab_entry): New function.
1286 (Symbol_value::needs_output_symtab_entry): Remove.
1287 (Symbol_value::output_symtab_index): Make sure the symbol index is
1289 (Symbol_value::set_output_symtab_index): Make sure the symbol
1290 index is not set. Make sure the new index is valid.
1291 (Symbol_value::set_must_have_output_symtab_entry): New function.
1292 (Symbol_value::has_output_dynsym_entry): New function.
1293 (Symbol_value::set_output_dynsym_index): Make sure the new index
1295 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1296 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1297 local symbol if permitted.
1298 (Sized_relobj::do_finalize_local_symbols): Call
1299 is_output_symtab_index_set rather than needs_output_symtab_entry.
1300 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1301 rather than needs_output_symtab_entry. Call
1302 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1303 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1304 is_output_symtab_index_set rather than needs_output_symtab_entry.
1305 * testsuite/discard_locals_relocatable_test.c: New file.
1306 * testsuite/discard_locals_test.sh: Test -r.
1307 * testsuite/Makefile.am (check_DATA): Add
1308 discard_locals_relocatable_test1.syms,
1309 discard_local_relocatable_test2.syms.
1310 (MOSTLYCLEANFILES): Likewise. Also add
1311 discard_locals_relocatable_test1.lout and
1312 discard_locals_relocatable_test2.out.
1313 (discard_locals_relocatable_test1.syms): New target.
1314 (discard_locals_relocatable_test.o): New target.
1315 (discard_locals_relocatable_test1.out): New target.
1316 (discard_locals_relocatable_test2.syms): New target.
1317 (discard_locals_relocatable_test2.out): New target.
1318 (various): Add missing ../ld-new dependencies.
1319 * testsuite/Makefile.in: Rebuild.
1321 2010-03-03 Nick Clifton <nickc@redhat.com>
1323 * po/fi.po: New Finnish translation.
1325 2010-03-01 Doug Kwan <dougkwan@google.com>
1327 * layout.cc (Layout::Layout): Force section types of .init_array*,
1328 .preinit_array* and .fini_array* sections.
1329 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1330 Fix check of return value of std::string::find.().
1331 (Output_section::Input_section_sort_compare::operator()): Remove
1332 comment about .init_array.
1333 (Output_section::Input_section_sort_init_fini_compare::operator()):
1335 (Output_section::sort_attached_input_sections): Handle .init_array
1336 and .fini_array specially.
1337 * output.h (Output_section::Inut_section_sort_compare): Update
1339 (Output_section::Input_section_sort_init_fini_compare): New struct.
1341 2010-02-26 Doug Kwan <dougkwan@google.com>
1343 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1344 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1345 * testsuite/debug_msg.sh: Avoid matching source line number for
1346 use of global variable undef_int.
1348 2010-02-26 Doug Kwan <dougkwan@google.com>
1350 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1351 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1352 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1353 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1354 * options.cc (General_options::General_options): Initialize member
1356 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1357 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1358 and rm_no_fix_v4bx.stdout
1359 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1360 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1361 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1362 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1363 and arm_no_fix_v4bx.
1364 * Makefile.in: Regenerate.
1365 * testsuite/arm_fix_v4bx.s: New file.
1366 * testsuite/arm_fix_v4bx.sh: Ditto.
1368 2010-02-24 Doug Kwan <dougkwan@google.com>
1370 * arm.cc (Target_arm::got_section): Make the .got section the first
1371 non RELRO section in the data segment.
1372 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1373 suffixes of section names.
1375 2010-02-24 Doug Kwan <dougkwan@google.com>
1377 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1378 flags and attributes merging if an input file is a binary file.
1379 * fileread.cc (Input_file::open): Record format of original file.
1380 * fileread.h (Input_file::Format): New enum type.
1381 (Input_file::Input_file): Initialize data member format_.
1382 (Input_file::format): New method definition.
1383 (Input_file::format_):: New data member.
1385 2010-02-24 Doug Kwan <dougkwan@google.com>
1387 * arm.cc (Arm_output_data_got): New class.
1388 (ARM_TCB_SIZE): New constant
1389 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1390 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1391 If user uses a script with a SECTIONS clause, issue only a warning
1392 for a misplaced EXIDX input section. Otherwise, issue an error.
1393 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1395 (Target_arm::got_mode_index_entry): Handle static linking.
1396 (Target_arm::Scan::local): Ditto.
1397 (Target_arm::Scan::global): Ditto.
1398 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1399 all incorrectly implemented relocations.
1400 (Target_arm::fix_exidx_coverage): Pass layout to
1401 Arm_output_section::fix_exidx_coverage.
1402 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1403 from ".ARM.exidx." and ".ARM.extab.".
1405 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1407 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1408 section if it does not already exist.
1409 * attributes.cc (Attributes_section_data::Attributes_section_data):
1410 Don't crash if size is zero.
1412 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1413 Ian Lance Taylor <iant@google.com>
1415 * gold.cc (queue_middle_tasks): If no input files were opened,
1417 * workqueue.h (Task_function::Task_function): Assert that there is
1420 2010-02-22 Doug Kwan <dougkwan@google.com>
1422 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1423 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1424 types to avoid warnings due to different uint64_t implementations
1427 2010-02-21 Doug Kwan <dougkwan@google.com>
1429 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1430 handling of the maximum backward branch offset.
1431 (Arm_relocate_functions::thumb_branch_common): Ditto.
1432 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1433 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1434 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1435 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1436 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1437 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1438 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1439 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1440 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1441 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1442 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1443 thumb2_bl_out_of_range.o): New rules.
1444 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1445 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1446 thumb2_bl_out_of_range
1447 * testsuite/Makefile.in: Regenerate.
1448 * testsuite/arm_bl_in_range.s: New file.
1449 * testsuite/arm_bl_out_of_range.s: Ditto.
1450 * testsuite/arm_branch_in_range.sh: Ditto.
1451 * testsuite/arm_branch_range.t: Ditto.
1452 * testsuite/thumb2_branch_range.t: Ditto.
1453 * testsuite/thumb_bl_in_range.s: Ditto.
1454 * testsuite/thumb_bl_out_of_range.s: Ditto.
1455 * testsuite/thumb_branch_range.t: Ditto.
1457 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1459 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1460 Add reloc offset information.
1461 * icf.cc (get_section_contents): Change iterators to point to the new
1462 vectors. Add reloc offset information to the contents.
1463 * icf.h (Icf::Sections_reachable_info): New typedef.
1464 (Icf::Sections_reachable_list): New typedef.
1465 (Icf::Offset_info): New typedef.
1466 (Icf::Reloc_info): New struct typedef.
1467 (Icf::Reloc_info_list): New typedef.
1468 (Icf::symbol_reloc_list): Delete method.
1469 (Icf::addend_reloc_list): Delete method.
1470 (Icf::section_reloc_list): Delete method.
1471 (Icf::reloc_info_list): New method.
1472 (Icf::reloc_info_list_): New member.
1474 2010-02-19 Doug Kwan <dougkwan@google.com>
1476 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1477 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1478 * arm.cc (Arm_relocation_functions): New forward declaration.
1479 (Target_arm::Target_arm): Initialize new data members
1480 got_mod_index_offset_ and tls_base_symbol_defined_.
1481 (Target_arm::Relocate::relocate_tls): New method.
1482 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1483 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1485 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1486 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1487 (Target_arm::got_mod_index_offset_,
1488 Target_arm::tls_base_symbol_defined_): New data members.
1489 (Target_arm::Scan::local, Target::Scan::global,
1490 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1493 2010-02-18 Doug Kwan <dougkwan@google.com>
1495 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1496 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1497 text section as a parameter becuase some broken tools may not set
1498 the link in section header.
1499 (Target_arm::has_got_section): New method.
1500 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1501 without any mapping symbol as data only. Remove warning.
1502 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1503 link in its section header, try to discover the link by inspecting the
1504 REL31 relocation at the beginning of the section.
1505 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1507 (Target_arm::Scan::global): Treat any reference to the symbol
1508 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1510 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1512 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1513 (Scan::global_reloc_may_be_function_pointer): New function.
1514 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1515 (Scan::global_reloc_may_be_function_pointer): New function.
1516 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1517 (Scan::global_reloc_may_be_function_pointer): New function.
1518 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1519 (Scan::global_reloc_may_be_function_pointer): New function.
1520 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1521 (Scan::global_reloc_may_be_function_pointer): New function.
1522 (Scan::possible_function_pointer_reloc): New function.
1523 (Target_x86_64::can_check_for_function_pointers): New function.
1524 * gc.h (gc_process_relocs): Scan relocation types to determine if
1525 function pointers were taken for targets that support it.
1526 * icf.cc (Icf::find_identical_sections): Include functions for
1527 folding in safe ICF whose pointer is not taken.
1528 * icf.h (Secn_fptr_taken_set): New typedef.
1529 (fptr_section_id_): New member.
1530 (section_has_function_pointers): New function.
1531 (set_section_has_function_pointers): New function.
1532 (check_section_for_function_pointers): New function.
1533 * options.h: Fix comment for safe ICF option.
1534 * target.h (can_check_for_function_pointers): New function.
1535 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1536 Modify icf_safe_test for X86-64.
1537 * testsuite/Makefile.in: Regenerate.
1538 * testsuite/icf_safe_so_test.cc: New file.
1539 * testsuite/icf_safe_so_test.sh: New file.
1540 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1541 (main): Change to take pointer to function kept_func_3.
1542 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1543 folding is done correctly for X86-64.
1545 2010-02-12 David S. Miller <davem@davemloft.net>
1547 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1548 is_symbolless parameter.
1549 (Output_reloc<SHT_REL>::is_symbolless): New.
1550 (Output_reloc<SHT_REL>::is_symbolless_): New.
1551 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1552 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1553 (Output_reloc<SHT_RELA>::is_symbolless): New.
1554 (Output_data_reloc::add_global): Handle is_symbolless.
1555 (Output_data_reloc::add_global_relative): Likewise.
1556 (Output_data_reloc::add_local): Likewise.
1557 (Output_data_reloc::add_local_relative): Likewise.
1558 (Output_data_reloc::add_symbolless_global_addend): New.
1559 (Output_data_reloc::add_symbolless_local_addend): New.
1560 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1562 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1563 instead of ->is_relative_
1564 (Output_reloc::write): Likewise.
1565 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1566 (Output_reloc::write_rel): Simplify.
1568 * sparc.cc (Target_sparc::Scan::local): Use
1569 ->add_symbolless_local_addend as needed.
1570 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1571 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1572 based upon relocation offset.
1574 2010-02-11 Doug Kwan <dougkwan@google.com>
1576 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1577 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1578 beginning of function.
1579 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1580 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1581 parameter is_32bit in calls to should_apply_static_reloc.
1582 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1583 (check_DATA): Add arm_abs_global.stdout.
1584 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1585 arm_abs_global.stdout): New rules.
1586 (MOSTLLYCLEANFILES): Add arm_abs_global
1587 * Makefile.in: Regenerate.
1588 * testsuite/arm_abs_global.s: New file.
1589 * testsuite/arm_abs_global.sh: Ditto.
1590 * testsuite/arm_abs_lib.s: Ditto.
1592 2010-02-11 Ian Lance Taylor <iant@google.com>
1594 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1596 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1597 Allocate_commons_task first.
1598 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1599 task, rather than symtab_lock_.
1600 (Gc_process_relocs::~Gc_process_relocs): New function.
1601 (Gc_process_relocs::is_runnable): Check this_blocker_.
1602 (Gc_process_relocs::locks): Use next_blocker_ rather than
1604 (Scan_relocs::~Scan_relocs): New function.
1605 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1607 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1609 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1610 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1611 constructor accordingly.
1612 (class Gc_process_relocs): Likewise.
1613 (class Scan_relocs): Likewise.
1614 * common.h (class Allocate_commons_task): Remove symtab_lock_
1615 field, and corresponding constructor parameter.
1616 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1618 (Allocate_commons_task::locks): Likewise.
1620 2010-02-11 Ian Lance Taylor <iant@google.com>
1622 * gold-threads.h (class Once): Define.
1623 (class Initialize_lock): Rewrite as child of Once.
1624 * gold-threads.cc (class Once_initialize): Define.
1625 (once_pointer_control): New static variable.
1626 (once_pointer, once_arg): New static variables.
1627 (c_run_once): New static function.
1628 (Once::Once, Once::run_once, Once::internal_run): New functions.
1629 (class Initialize_lock_once): Remove.
1630 (initialize_lock_control): Remove.
1631 (initialize_lock_pointer): Remove.
1632 (initialize_lock_once): Remove.
1633 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1634 (Initialize_lock::initialize): Rewrite.
1635 (Initialize_lock::do_run_once): New function.
1636 * archive.cc (Archive::interpret_header): Only clear name if it is
1638 * fileread.cc: Include "gold-threads.h"
1639 (file_counts_lock): New static variable.
1640 (file_counts_initialize_lock): Likewise.
1641 (File_read::release): Only increment counts when using --stats.
1642 Use a lock around the increment.
1643 * parameters.cc (class Set_parameters_target_once): Define.
1644 (set_parameters_target_once): New static variable.
1645 (Parameters::Parameters): Move here from parameters.h.
1646 (Parameters::set_target): Rewrite.
1647 (Parameters::set_target_once): New function.
1648 (Parameters::clear_target): Move here and rewrite.
1649 * parameters.h (class Parameters): Update declarations. Add
1650 set_parameters_target_once_ field.
1651 (Parameters::Parameters): Move to parameters.cc.
1652 (Parameters::clear_target): Likewise.
1653 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1655 (Start_group::~Start_group): New function.
1656 (Start_group::is_runnable): New function.
1657 (Start_group::locks, Start_group::run): New functions.
1658 (Finish_group::run): Change saw_undefined to size_t.
1659 * readsyms.h (class Start_group): Define.
1660 (class Finish_group): Change saw_undefined_ field to size_t.
1661 (Finish_group::Finish_group): Remove saw_undefined and
1662 this_blocker parameters. Change all callers.
1663 (Finish_group::set_saw_undefined): New function.
1664 (Finish_group::set_blocker): New function.
1665 * symtab.h (class Symbol_table): Change saw_undefined to return
1666 size_t. Change saw_undefined_ field to size_t.
1667 * target-select.cc (Set_target_once::do_run_once): New function.
1668 (Target_selector::Target_selector): Initialize set_target_once_
1669 field. Don't initialize lock_ and initialize_lock_ fields.
1670 (Target_selector::instantiate_target): Rewrite.
1671 (Target_selector::set_target): New function.
1672 * target-select.h (class Set_target_once): Define.
1673 (class Target_selector): Update declarations. Make
1674 Set_target_once a friend. Remove lock_ and initialize_lock_
1675 fields. Add set_target_once_ field.
1677 2010-02-10 Ian Lance Taylor <iant@google.com>
1679 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1681 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1682 (queue_middle_tasks): Add all blockers before queueing any tasks.
1683 (queue_final_tasks): Likewise.
1684 * token.h (Task_token::add_blockers): New function.
1685 * object.h (Input_objects::number_of_relobjs): New function.
1687 2010-02-10 Ian Lance Taylor <iant@google.com>
1689 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1690 shared, not if not position independent.
1691 * x86_64.cc (Relocate::relocate_tls): Likewise.
1692 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1693 (tls_pie_pic_test): New target.
1694 * testsuite/Makefile.in: Rebuild.
1696 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1697 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1698 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1699 * testsuite/Makefile.in: Rebuild.
1701 2010-02-09 David S. Miller <davem@davemloft.net>
1703 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1704 R_SPARC_RELATIVE using ->add_local_relative().
1705 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1707 * output.h (Output_data_dynamic::add_section_size): New method
1708 that takes two Output_data objects.
1709 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1710 entry param. Handle it in initializers.
1711 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1712 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1713 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1715 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1716 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1717 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1718 for dynrel_includes_plt.
1719 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1720 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1721 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1723 (Target_sparc::do_finalize_sections): Update to pass true for
1724 dynrel_includes_plt.
1725 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1726 output before .rela.plt
1727 (Target_powerpc::do_finalize_sections): Update to pass true for
1728 dynrel_includes_plt when 32-bit.
1730 2010-02-08 Doug Kwan <dougkwan@google.com>
1732 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1734 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1735 Arm_relobj::scan_section_for_cortex_a8_stubs,
1736 Arm_relobj::do_relocation_section): Instead of calling
1737 Output_section::output_address, use faster
1738 Arm_relobj::simple_input_section_output_address.
1740 2010-02-08 David S. Miller <davem@davemloft.net>
1742 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1743 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1744 relocation helper function.
1746 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1747 just like R_SPARC_GOT{10,13,22}.
1748 (Target_sparc::Scan::local): Likewise.
1749 (Target_sparc::Relocate:relocate): Likewise.
1751 2010-02-06 Ian Lance Taylor <iant@google.com>
1753 * configure.ac: Rewrite targetobjs duplicate removal code to use
1754 only shell constructs.
1755 * configure: Rebuild.
1757 2010-02-05 Doug Kwan <dougkwan@google.com>
1760 * arm.cc (Arm_relobj::section_is_scannable): New method.
1761 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1762 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1764 2010-02-04 Doug Kwan <dougkwan@google.com>
1767 * arm-reloc-property.cc (cstdio): Include.
1768 * configure.ac (targetobjs): Remove duplicates.
1769 * configure: Regenerate.
1770 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1771 big and little endian version for a given address size.
1773 2010-02-03 Doug Kwan <dougkwan@google.com>
1775 * arm-reloc-property.cc
1776 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1778 * arm-reloc-property.h
1779 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1780 New method definition.
1781 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1783 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1785 (GOT_PREL): Change implemented to Y.
1786 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1787 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1788 (Arm_relocate_functions::movw_abs_nc): Remove method.
1789 (Arm_relocate_functions::movt_abs): Ditto.
1790 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1791 (Arm_relocate_functions::thm_movt_abs): Ditto.
1792 (Arm_relocate_functions::movw_rel_nc): Ditto.
1793 (Arm_relocate_functions::movw_rel): Ditto.
1794 (Arm_relocate_functions::movt_rel): Ditto.
1795 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1796 (Arm_relocate_functions:thm_movw_rel): Ditto.
1797 (Arm_relocate_functions:thm_movt_rel): Ditto.
1798 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1799 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1800 New method definitions.
1801 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1802 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1803 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1804 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1805 (Target_arm::Relocate::relocate): Check for non-static or
1806 unimplemented relocation code and exit early. Change calls to
1807 Target_arm::reloc_uses_thumb_bit and
1808 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1809 instead. Refactor code to handle similar relocations to increase
1810 code sharing. Remove check for unsupported relocation code in switch
1812 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1813 relocation property table to find out size. Change error message to
1814 print out the name of a relocation code instead of the numeric value.
1815 (Target_arm::scan_reloc_for_stub): Use relocation property table
1816 instead of calling Target_arm::reloc_uses_thumb_bit().
1818 2010-02-02 Doug Kwan <dougkwan@google.com>
1820 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1821 types of relaxed input section.
1823 2010-02-02 Doug Kwan <dougkwan@google.com>
1825 * Makefile.am (HFILES): Add arm-reloc-property.h.
1827 (TARGETSOURCES): Add arm-reloc-property.cc
1828 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1829 (libgold_a_SOURCES): $(DEFFILES)
1830 * Makefile.in: Regenerate.
1831 * arm-reloc-property.cc: New file.
1832 * arm-reloc-property.h: New file.
1833 * arm-reloc.def: New file.
1834 * arm.cc: Update comments.
1835 (arm-reloc-property.h): New included header.
1836 (arm_reloc_property_table): New global variable.
1837 (Target_arm::do_select_as_default_target): New method definition.
1838 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1839 arm-reloc-property to targ_extra_obj.
1840 * parameters.cc (set_parameters_target): Call
1841 Target::select_as_default_target().
1842 * target.h (Target::select_as_default_target): New method definition.
1843 (Target::do_select_as_default_target): Same.
1845 2010-02-01 Doug Kwan <dougkwan@google.com>
1847 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1848 first_output_text_section_.
1849 (Arm_exidx_fixup::first_output_text_section): New method definition.
1850 (Arm_exidx_fixup::first_output_text_section_): New data member.
1851 (Arm_exidx_fixup::process_exidx_section): Record the first text
1852 output section seen.
1853 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1854 and entsize in output section header.
1856 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1858 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1859 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1860 (Arm_relocate_functions::thm_alu11): New Method.
1861 (Arm_relocate_functions::thm_pc8): New Method.
1862 (Arm_relocate_functions::thm_pc12): New Method.
1863 (Target_arm::Scan::local): Handle the relocations.
1864 (Target_arm::Scan::global): Likewise.
1865 (Target_arm::Relocate::relocate): Likewise.
1866 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1868 2010-01-29 Doug Kwan <dougkwan@google.com>
1870 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1871 of relocation types as ld.
1873 2010-01-29 Doug Kwan <dougkwan@google.com>
1875 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1877 (Arm_relocate_functions::thumb_branch_common): Ditto.
1878 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1879 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1880 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1881 Arm_relocate_functions::jump24): Remove.
1882 (Target_arm::Relocate::relocate): Adjust code to call
1883 Arm_relocation_functions::arm_branch_common and
1884 Arm_relocation_functions::thumb_branch_common instead of their removed
1885 wrappers. Merge switch-cases together to reduce source code size.
1887 2010-01-29 Doug Kwan <dougkwan@google.com>
1889 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1890 output_local_symbol_count_needs_update_.
1891 (Arm_relobj::output_local_symbol_count_needs_update,
1892 Arm_relobj::set_output_local_symbol_count_needs_update,
1893 Arm_relobj::update_output_local_symbol_count): New methods.
1894 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1896 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1897 of pointed function as in a R_ARM_PREL31 relocation.
1898 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1899 for output local symbol count updating.
1900 (Target_arm::do_relax): Update output local symbol counts in objects
1902 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1904 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1906 * arm.cc: Added support for the ARM relocations:
1907 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1908 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1909 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1911 (Arm_relocate_functions::movw_rel): New method.
1912 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1913 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1915 (Arm_relocate_functions::thm_movw_rel): New method.
1916 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1918 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1920 (Target_arm::Scan::global): Likewise.
1921 (Target_arm::Relocate::relocate): Likewise.
1922 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1925 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1927 * arm.cc: Added support for ARM group relocations.
1928 (Target_arm::reloc_needs_sym_origin): New method.
1929 (Arm_relocate_functions::calc_grp_kn): New method.
1930 (Arm_relocate_functions::calc_grp_residual): New method.
1931 (Arm_relocate_functions::calc_grp_gn): New method.
1932 (Arm_relocate_functions::arm_grp_alu): New Method.
1933 (Arm_relocate_functions::arm_grp_ldr): New Method.
1934 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1935 (Arm_relocate_functions::arm_grp_ldc): New Method.
1936 (Target_arm::Scan::local): Handle the ARM group relocations.
1937 (Target_arm::Scan::global): Likewise.
1938 (Target_arm::Relocate::relocate): Likewise.
1939 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1942 2010-01-26 Doug Kwan <dougkwan@google.com>
1944 * arm.cc (set): Include.
1945 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1947 (Arm_output_section::Text_section_list): New type.
1948 (Arm_output_section::append_text_sections_to_list): New method.
1949 (Arm_output_section::fix_exidx_coverage): Ditto.
1950 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1951 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1952 Relobj::set_section_offset() instead of
1953 Sized_relobj::invalidate_section_offset().
1954 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1955 parameter for section headers. Ignore relocation sections for
1956 unallocated sections and EXIDX sections.
1957 (Target_arm::fix_exidx_coverage): New method.
1958 (Target_arm::output_section_address_less_than): New type.
1959 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1960 linked text section instead of the EXIDX section.
1961 (Arm_output_section::create_stub_group): Add an assertion to check
1962 that this is not an EXIDX output section.
1963 (Arm_output_section::append_text_sections_to_list): New method.
1964 (Arm_output_section::fix_exidx_coverage): Ditto.
1965 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1966 Arm_relobj::section_needs_reloc_stub_scanning.
1967 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1969 (Target_arm::fix_exidx_coverage): New method.
1970 * object.h (Relobj::set_output_section): New method.
1971 (Sized_relobj::invalidate_section_offset): Remove method.
1972 (Sized_relobj::do_invalidate_section_offset): Remove method.
1973 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1975 2010-01-25 Doug Kwan <dougkwan@google.com>
1977 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1978 Fix warning due to signed and unsigned comparison on a 32-bit host.
1980 2010-01-22 Doug Kwan <dougkwan@google.com>
1982 * arm.cc (Target_arm::do_relax): Record an output section for section
1983 offset adjustment it contains any stub table that has changed.
1984 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1985 offsets in an output section if necessary.
1986 * output.cc (Output_section::Output_section): Initialize
1987 section_offsets_need_adjustments_.
1988 (Output_section::add_input_section_for_script): Renamed to
1989 Output_section::add_simple_input_section.
1990 (Output_section::save_states): Add a comment.
1991 (Output_section::discard_states): New method defintion.
1992 (Output_section::adjust_section_offsets): Same.
1993 * output.h (Output_section::add_input_section_for_script): Renamed to
1994 Output_section::add_simple_input_section.
1995 (Output_section::discard_states): New method declaration.
1996 (Output_section::adjust_section_offsets): Same.
1997 (Output_section::section_offsets_need_adjustment,
1998 Output_section::set_section_offsets_need_adjustment): New method
2000 (Output_section::section_offsets_need_adjustment_): New data member.
2001 * script-sections.cc
2002 (Output_section_element_input::set_section_address): Adjust code for
2003 renaming of Output_section::add_input_section_for_script.
2004 (Orphan_output_section::set_section_address): Same.
2006 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2008 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2009 Fix_v4bx enum values .
2010 * gold/options.h (General_options): New option definitions.
2011 (General_options::fix_v4bx): New method.
2012 (General_options::Fix_v4bx): New enum.
2013 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2014 (General_options::parse_fix_v4bx_interworking): New method.
2016 2010-01-22 Doug Kwan <dougkwan@google.com>
2018 * arm.cc (Arm_exidx_fixup): New class.
2020 2010-01-21 Doug Kwan <dougkwan@google.com>
2022 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2024 (Arm_exidx_section_offset_map): New type.
2026 2010-01-21 Doug Kwan <dougkwan@google.com>
2028 * arm.cc (Arm_exidx_input_section): New class.
2029 (Arm_relobj::exidx_input_section_by_link,
2030 Arm_relobj::exidx_input_section_by_shndx,
2031 Arm_relobj::make_exidx_input_section): New methods.
2032 (read_arm_attributes_section): Remove.
2033 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2034 information about them.
2035 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2038 2010-01-20 Doug Kwan <dougkwan@google.com>
2040 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2041 Input_section_specifier to Section_id.
2042 (Target_arm::new_arm_input_section: Adjust code for change of key
2044 (Target_arm::find_arm_input_section): Ditto.
2045 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2046 (Section_id): Remove.
2047 (Garbage_collection::Section_id_hash): Remove.
2048 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2049 (Section_id): Remove.
2050 (Icf::Section_id_hash): Remove.
2051 * object.h (Section_id, Const_section_id, Section_id_hash,
2052 Const_section_id_hash): New type definitions.
2053 * output.cc (Output_section::add_relaxed_input_section): Change to
2054 use Const_section_id instead of Input_section_specifier as key type.
2055 (Output_section::add_merge_input_section): Ditto.
2056 (Output_section::build_relaxation_map): Change to use Section_id
2057 instead of Input_section_specifier as key type.
2058 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2060 (Output_section::convert_input_sections_to_relaxed_sections): Change
2061 to use Const_section_id instead of Input_section_specifier as key type.
2062 (Output_section::find_merge_section): Ditto.
2063 (Output_section::find_relaxed_input_section): Ditto.
2064 * output.h (Input_section_specifier): Remove class.
2065 (Output_section::Output_section_data_by_input_section_map): Change
2066 key type to Const_section_id.
2067 (Output_section::Output_relaxed_input_section_by_input_section_map):
2069 (Output_section::Relaxation_map): Change key type to Section_id.
2071 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2073 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2074 (class Arm_v4bx_stub): New class.
2075 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2076 (Stub_factory::make_arm_v4bx_stub): New method.
2077 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2078 (Stub_table::empty): Handle v4bx stubs.
2079 (Stub_table::add_arm_v4bx_stub): New method.
2080 (Stub_table::find_arm_v4bx_stub): New method.
2081 (Arm_relocate_functions::v4bx): New method.
2082 (Target_arm::fix_v4bx): New method.
2083 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2084 (Stub_table::relocate_stubs): Likewise.
2085 (Stub_table::do_write): Likewise.
2086 (Stub_table::update_data_size_and_addralign): Likewise.
2087 (Stub_table::finalize_stubs): Likewise.
2088 (Target_arm::Scan::local): Likewise.
2089 (Target_arm::Scan::global): Likewise.
2090 (Target_arm::do_finalize_sections): Likewise.
2091 (Target_arm::Relocate::relocate): Likewise.
2092 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2094 (Target_arm::scan_reloc_for_stub): Likewise.
2095 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2097 2010-01-19 Ian Lance Taylor <iant@google.com>
2099 * output.cc (Output_section_headers::do_sized_write): Write large
2100 segment count to sh_info field.
2101 (Output_file_header::do_sized_write): For large segment count,
2102 write PN_XNUM to e_phnum field.
2104 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2106 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2107 (Arm_relocate_functions::thm_jump8): New function.
2108 (Arm_relocate_functions::thm_jump11): New function.
2109 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2111 (Target_arm::Scan::global): Likewise.
2112 (Target_arm::Relocate::relocate): Likewise.
2113 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2116 2010-01-14 Doug Kwan <dougkwan@google.com>
2118 * arm.cc (map, utility): Include headers.
2119 (Target_arm::apply_cortex_a8_workaround): New method.
2120 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2121 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2122 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2123 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2124 the --[no-]fix-cortex-a8 command line options.
2125 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2126 (Target_arm::relocate_stub): Use addend in instruction template.
2127 * options.h (DEFINE_bool): Set the user-set flag.
2128 (General_options): Add --[no-]-fix-cortex options.
2129 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2130 : Update fast look-up map after conversion.
2132 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2134 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2135 in the first pass of do_layout.
2137 2010-01-13 Doug Kwan <dougkwan@google.com>
2139 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2140 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2141 apparent compiler problem of not folding static constant integral
2142 data members of elfcpp::Elf_sizes<32>.
2144 2010-01-13 Doug Kwan <dougkwan@google.com>
2146 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2147 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2148 Arm_relobj::scan_section_for_cortex_a8_erratum,
2149 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2150 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2151 sections to scan for relocation stubs into a new method
2152 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2153 relocation and Cortex-A8 stub scanning.
2154 (Target_arm::do_relax): Force stubs to be after stubbed sections
2155 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2156 the beginning of a new relaxation pass. Update a comment.
2157 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2159 2010-01-12 Ian Lance Taylor <iant@google.com>
2161 * target-reloc.h (visibility_error): New inline function.
2162 (relocate_section): Call visibility_error.
2163 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2164 (MOSTLYCLEANFILES): Likewise.
2165 (protected_4_pic.o, protected_3.err): New targets.
2166 * testsuite/protected_4.cc: New file.
2168 2010-01-12 Doug Kwan <dougkwan@google.com>
2170 * arm.cc (Cortex_a8_reloc): New class.
2171 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2172 and cortex_a8_relocs_info_.
2173 (Target_arm::fix_cortex_a8): New method definition.
2174 (Target_arm::Cortex_a8_relocs_info): New type.
2175 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2176 New data member declarations.
2177 (Target_arm::scan_reloc_for_stub): Record information about
2178 relocations for THUMB branches that might be exempted from the
2179 Cortex-A8 workaround.
2180 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2181 at the beginning of a relaxation pass.
2183 2010-01-12 Doug Kwan <dougkwan@google.com>
2185 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2186 (Arm_relobj::Mapping_symbol_position,
2187 Arm_reloj::Mapping_symbol_position_less,
2188 Arm_relobj::Mapping_symbols_info): New types.
2189 (Target_arm::is_mapping_symbol_name): New method definition.
2190 (Arm_relobj::do_count_local_symbols): Save information about mapping
2193 2010-01-11 Doug Kwan <dougkwan@google.com>
2195 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2196 Arm_relocate_functions::thumb32_branch_upper,
2197 Arm_relocate_functions::thumb32_branch_lower,
2198 Arm_relocate_functions::thumb32_cond_branch_offset,
2199 Arm_relocate_functions::thumb32_cond_branch_upper,
2200 Arm_relocate_functions::thumb32_cond_branch_lower,
2201 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2202 branch offset encoding.
2203 (Arm_relocate_functions::thumb_branch_common): Use new branch
2204 offset encoding methods to avoid code duplication.
2205 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2206 (Stub_addend_reader::operator()): Use new branch encoding method
2207 to avoid code duplication.
2209 2010-01-11 Doug Kwan <dougkwan@google.com>
2211 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2212 (Target_arm::do_finalize_sections): Define special EXIDX section
2213 symbols only if referenced.
2214 * gc.h (Garbage_collection::add_reference): New method.
2215 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2218 2010-01-11 Ian Lance Taylor <iant@google.com>
2220 * script.cc (Version_script_info::build_expression_list_lookup):
2221 Change complaing about duplicate wildcard match from error to
2224 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2226 (Version_script_info::Version_script_info): Initialize globs_,
2227 default_version_, default_is_global_, and exact_. Don't
2228 initialize globals_ or locals_.
2229 (Version_script_info::build_lookup_tables): Build local symbols
2231 (Version_script_info::unquote): New function.
2232 (Version_script_info::add_exact_match): New function.
2233 (Version_script_info::build_expression_list_lookup): Remove lookup
2234 parameter. Add is_global parameter. Change all callers. Handle
2235 wildcard pattern specially. Unquote pattern. Call
2237 (Version_script_info::get_name_to_match): New function.
2238 (Version_script_info::get_symbol_version): New function.
2239 (Version_script_info::get_symbol_version_helper): Remove.
2240 (Version_script_info::check_unmatched_names): Call unquote.
2241 * script.h (class Version_script_info): Change get_symbol_version
2242 to be non-inline and add is_global parameter; change all callers.
2243 Rewrite symbol_is_local. Update declarations. Define struct
2244 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2245 Remove globals_ and locals_ members. Add exact_, globs_,
2246 default_version_, is_global_.
2247 (Version_script_info::Glob): Remove pattern, add expression and
2248 is_global. Update constructor. Change all callers.
2249 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2251 (Versions::symbol_section_contents): If a symbol is undefined, or
2252 defined in a dynamic object, set the version index to
2254 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2256 (Symbol_table::add_from_pluginobj): Likewise.
2257 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2259 2010-01-11 Doug Kwan <dougkwan@google.com>
2261 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2262 (incremental_dump_LDADD): Add linking option for libintl.
2263 * Makefile.in: Regenerate.
2265 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2268 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2270 * testsuite/Makefile.in: Regenerated.
2272 2010-01-10 Doug Kwan <dougkwan@google.com>
2274 * options.h (DEFINE_var): Use parentheses around argument varname__
2275 in macro body to avoid any unintended subsequent substitutions.
2277 2010-01-10 Ian Lance Taylor <iant@google.com>
2279 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2280 candidates before doing symbol resolution.
2282 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2283 ODR candidates if only one is weak.
2285 2010-01-08 Ian Lance Taylor <iant@google.com>
2287 * script.cc (Version_script_info::build_expression_list_lookup):
2288 Don't warn about ambiguous version, just record the ambiguity.
2289 (Version_script_info::get_symbol_version_helper): Give error if
2290 version is ambiguous.
2292 2010-01-08 Doug Kwan <dougkwan@google.com>
2294 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2295 prev_data_size_ and prev_addralign_. Remove initializer for
2296 deleted data member has_been_changed_.
2297 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2298 to determine if the table is empty.
2299 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2301 (Stub_table::add_reloc_stub): Define method in class definition
2302 instead of just declaring it there.
2303 (Stub_table::add_cortex_a8_stub): New method definition.
2304 (Stub_table::update_data_size_and_addralign): Ditto.
2305 (Stub_table::finalize_stubs): Ditto.
2306 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2307 (Stub_table::do_addralign_): Return address alignment in the
2308 (Stub_table::do_reset_address_and_file_offset): Define method in
2309 class definition instead of declaring it there. Set current data
2310 size to be the data size of the previous pass.
2311 (Stub_table::set_final_data_size): Use current data size as the
2313 (Stub_table::relocate_stub): Change parameter type of stub from
2314 Reloc_stub pointer to Stub pointer.
2315 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2316 (Stub_table::Cortex_a8_stub_list): New typedef.
2317 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2318 Stub_table::prev_addralign_): New data member.
2319 (Arm_relobj::Arm_relobj): Initialize data member
2320 section_has_cortex_a8_workaround_.
2321 (Arm_relobj::section_has_cortex_a8_workaround,
2322 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2324 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2326 (Target_arm::relocate_stub): Change parameter type of stub from
2327 Reloc_stub pointer to Stub pointer.
2328 (Insn_template::size, Insn_template::alignment): Handle
2329 THUMB16_SPECIAL_TYPE.
2330 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2331 Stub_table::update_data_size_and_addralign,
2332 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2334 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2335 (Stub_table::do_write): Ditto.
2336 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2338 2010-01-08 Ian Lance Taylor <iant@google.com>
2341 * symtab.h (class Symbol): Remove fields is_target_special_ and
2342 has_plt_offset_. Add field is_defined_in_discarded_section_.
2343 (Symbol::is_defined_in_discarded_section): New function.
2344 (Symbol::set_is_defined_in_discarded_section): New function.
2345 (Symbol::has_plt_offset): Rewrite.
2346 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2347 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2348 Don't initialize is_target_special_ or has_plt_offset_.
2349 Initialize is_defined_in_discarded_section_.
2350 (Symbol_table::add_from_relobj): If appropriate, set
2351 is_defined_in_discarded_section.
2352 * resolve.cc (Symbol::override_base_with_special): Don't test
2353 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2354 * target-reloc.h (relocate_section): Do special handling for
2355 symbols defined in discarded sections for global symbols as well
2358 2010-01-08 Ian Lance Taylor <iant@google.com>
2360 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2361 the SHT_SYMTAB case.
2363 2010-01-08 Ian Lance Taylor <iant@google.com>
2365 * object.cc (Sized_relobj::do_layout): Don't get confused if
2366 layout_eh_frame returns NULL.
2368 2010-01-08 Ian Lance Taylor <iant@google.com>
2371 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2372 dynamic symbol table, use the normal symbol table.
2373 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2376 2010-01-08 Ian Lance Taylor <iant@google.com>
2379 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2382 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2384 * version.cc (print_version): Change to "Copyright 2010".
2386 2010-01-08 Ian Lance Taylor <iant@google.com>
2390 * i386.cc (class Target_i386): Change return type of plt_section
2392 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2393 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2394 tls_desc_rel_ field.
2395 (Output_data_plt_i386::rel_tls_desc): New function.
2396 (Target_i386::rel_tls_desc_section): New function.
2397 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2398 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2399 R_386_TLS_DESC reloc in rel_tls_desc_section.
2400 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2401 Define struct Tlsdesc_info.
2402 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2403 (Target_x86_64::do_reloc_symbol_index): New function.
2404 (Target_x86_64::add_tlsdesc_info): New function.
2405 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2406 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2408 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2410 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2411 (Target_x86_64::rela_tlsdesc_section): New function.
2412 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2414 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2415 (Target_x86_64::do_reloc_addend): New function.
2416 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2417 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2418 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2419 (Output_reloc::type): New function.
2420 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2421 (Output_reloc::is_target_specific): New function.
2422 (Output_reloc::target_arg): New function.
2423 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2424 absolute relocs and target specific relocs.
2425 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2426 add_target_specific.
2427 (class Output_data_reloc) [SHT_RELA]: Likewise.
2428 * output.cc (Output_reloc::Output_reloc): Add four new versions
2429 for absolute relocs and target specific relocs.
2430 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2431 (Output_reloc::get_symbol_index): Likewise.
2432 (Output_reloc::local_section_offset): Check that local_sym_index_
2433 is not TARGET_CODE or 0.
2434 (Output_reloc::symbol_value): Likewise.
2435 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2437 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2438 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2440 * layout.cc (add_target_dynamic_tags): Use output section for
2441 DT_PLTRELSZ and DT_JMPREL.
2443 2010-01-07 Ian Lance Taylor <iant@google.com>
2446 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2448 (class Output_data_reloc_generic): Define.
2449 (class Output_data_reloc_base): Change base class to
2450 Output_data_reloc_generic. Change add() method to call
2451 bump_relative_reloc_count for a relative reloc. Remove
2453 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2455 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2456 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2458 * layout.h (class Layout): Update declaration.
2460 2010-01-07 Ian Lance Taylor <iant@google.com>
2462 * output.h (class Output_data): Add const version of
2463 output_section and do_output_section.
2464 (class Output_section_data): Add const version of
2466 (class Output_section): Likewise.
2467 * layout.cc (Layout::add_target_dynamic_tags): New function.
2468 * layout.h (class Layout): Update declarations.
2469 * arm.cc (Target_arm::do_finalize_sections): Use
2470 add_target_dynamic_tags.
2471 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2472 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2473 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2474 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2476 2010-01-07 Ian Lance Taylor <iant@google.com>
2479 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2482 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2483 Ian Lance Taylor <iant@google.com>
2486 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2487 Xindex::read_symtab_xindex.
2489 2010-01-07 Doug Kwan <dougkwan@google.com>
2491 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2492 (Insn_template::thumb16_bcond_insn): New method declaration.
2493 (Insn_template): Fix spelling.
2494 (Stub::thumb16_special): New method declaration.
2495 (Stub::do_write): Define virtual method which was previously pure
2497 (Stub::do_thumb16_special): New method declaration.
2498 (Stub::do_fixed_endian_write): New template member.
2499 (Reloc_stub::do_write): Remove.
2500 (Reloc_stub::do_fixed_endian_write): Remove.
2501 (Cortex_a8_stub): New class definition.
2502 (Stub_factory::make_cortex_a8_stub): New method definition.
2503 (Stub_factory::Stub_factory): Add missing static storage class
2504 qualifier for elf32_arm_stub_a8_veneer_blx.
2506 2010-01-07 Ian Lance Taylor <iant@google.com>
2509 * options.h (class General_options): Add --warn-unresolved-symbols
2510 and --error-unresolved-symbols.
2511 * errors.cc (Errors::undefined_symbol): Implement
2512 --warn-unresolved-symbols.
2514 * options.h (class General_options): Add -z text and -z textoff.
2515 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2517 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2519 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2520 (Garbage_collection::cident_sections): New function.
2521 (Garbage_collection::add_cident_section): New function.
2522 (Garbage_collection::cident_sections_): New member.
2523 (gc_process_relocs): Add references to sections whose names are C
2525 * gold.h (cident_section_start_prefix): New constant.
2526 (cident_section_stop_prefix): New constant.
2527 (is_cident): New function.
2528 * layout.cc (Layout::define_section_symbols): Replace string constants
2529 with the newly defined constants.
2530 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2532 * testsuite/Makefile.am: Add gc_orphan_section_test.
2533 * testsuite/Makefile.in: Regenerate.
2534 * testsuite/gc_orphan_section_test.cc: New file.
2535 * testsuite/gc_orphan_section_test.sh: New file.
2537 2010-01-06 Ian Lance Taylor <iant@google.com>
2540 * options.h (class General_options): Add --warn-shared-textrel.
2541 * layout.cc (Layout::finish_dynamic_section): Implement
2542 --warn-shared-textrel.
2545 * options.h (class General_options): Add --warn-multiple-gp.
2547 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2549 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2550 $(THREADSLIB) and $(LIBDL).
2551 * Makefile.in: Rebuild.
2553 2010-01-06 Ian Lance Taylor <iant@google.com>
2556 * options.cc (General_options::parse_section_start): New function.
2557 (General_options::section_start): New function.
2558 (General_options::General_options): Initialize all members.
2559 * options.h: Include <map>
2560 (class General_options): Add --section-start. Add section_starts_
2562 * layout.cc (Layout::attach_allocated_section_to_segment): If
2563 --section-start was used, set the address of the segment. Remove
2564 local sort_sections.
2565 (Layout::relaxation_loop_body): If the address of the load segment
2566 has been set by --section-start, don't use it.
2567 * output.h (Output_segment::update_flags_for_output_section): New
2569 * output.cc (Output_segment::add_output_section): Call
2570 update_flags_for_output_section.
2572 2010-01-05 Ian Lance Taylor <iant@google.com>
2575 * options.h (class General_options): Add --undefined-version.
2576 * script.cc (struct Version_expression): Add was_matched_by_symbol
2578 (Version_script_info::matched_symbol): New function.
2579 (Version_script_info::get_symbol_version_helper): Call
2581 (Version_script_info::check_unmatched_names): New function.
2582 * script.h (class Version_script_info): Update declarations.
2583 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2585 * options.h (class General_options): Use DEFINE_bool_alias for
2586 allow_multiple_definition.
2587 * resolve.cc (Symbol_table::should_override): Don't test
2588 allow_multiple_definition.
2591 * options.h (class General_options): Add --cref.
2592 * main.cc (main): Print cref table if --cref. Don't close mapfile
2593 until after printing cref table.
2594 * cref.cc: Include "symtab.h".
2595 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2596 (Cref_table_compare::operator()): New function.
2597 (Cref_inputs::gather_cref): New function.
2598 (filecol): New static const.
2599 (Cref_inputs::print_cref): New function.
2600 (Cref::print_cref): New function.
2601 * cref.h: Include <cstdio>.
2602 (class Cref): Update declarations.
2603 * mapfile.h (Mapfile::file): New function.
2604 * object.h (class Object): Define Symbols. Declare virtual
2605 do_get_global_symbols.
2606 (Object::get_global_symbols): New function.
2607 * object.cc (Input_objects::add_object): Pass object to cref_ if
2609 (Input_objects::archive_start): Likewise.
2610 (Input_objects::archive_stop): Likewise.
2611 (Input_objects::print_cref): New function.
2612 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2613 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2615 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2617 * plugin.h (class Sized_pluginobj): Update declarations.
2619 2010-01-05 Ian Lance Taylor <iant@google.com>
2621 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2622 to is_default_version. Rename insdef to insdefault.
2623 (Symbol_table::add_from_relobj): Rename def to is_default_version
2624 and local to is_forced_local.
2625 (Symbol_table::add_from_pluginobj): Likewise.
2626 (Symbol_table::add_from_dynobj): Likewise.
2627 (Symbol_table::define_special_symbol): Rename insdef to
2630 2010-01-04 Ian Lance Taylor <iant@google.com>
2633 * options.h (class General_options): Add
2634 --allow-multiple-definition and -z muldefs.
2635 * resolve.cc (Symbol_table::should_override): Don't warn about a
2636 multiple symbol definition if --allow-multiple-definition or -z
2640 * options.h (class General_options): Add --add-needed and
2641 --copy-dt-needed-entries. Tweak --as-needed help entry.
2642 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2643 error if --copy-dt-needed-entries aka --add-needed is used and
2644 would cause a change in behaviour.
2647 * options.h (class General_options): Add -G as a short version of
2648 --shared. Add no-op options -assert, -g, and -i.
2650 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2652 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2653 check for .text or .gnu.linkonce.t sections.
2654 * icf.cc (Icf::find_identical_sections): Ditto.
2655 Change the detection for mangled function name within the section
2657 * icf.h (is_section_foldable_candidate): New function.
2659 2009-12-30 Ian Lance Taylor <iant@google.com>
2662 * options.h (class General_options): Permit two dashes with
2663 --retain-symbols-file.
2665 2009-12-30 Ian Lance Taylor <iant@google.com>
2668 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2669 don't put the file header and segment headers in the text
2673 * common.cc (Sort_commons::operator()): Stabilize sort when both
2675 (Symbol_table::do_allocate_commons_list): When allocating common
2676 symbols, skip a symbol which is no longer common.
2677 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2678 an object before checking its type.
2679 * testsuite/common_test_2.c: New file.
2680 * testsuite/common_test_3.c: New file.
2681 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2682 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2683 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2684 (common_test_2_pic.o, common_test_2.so): New targets.
2685 (common_test_3_pic.o, common_test_3.so): New targets.
2686 * testsuite/Makefile.in: Rebuild.
2689 * script.cc (read_input_script): If we see a new SECTIONS clause,
2690 and we have added an input section, give an error.
2691 * layout.h (class Layout): Add have_added_input_section function.
2692 Add have_added_input_section_ field.
2693 * layout.cc (Layout::Layout): Initialize
2694 have_added_input_section_.
2695 (Layout::layout): Set have_added_input_section_.
2696 (Layout::layout_eh_frame): Likewise.
2698 2009-12-30 Ian Lance Taylor <iant@google.com>
2701 * options.h (class General_options): Add --sort-common option.
2702 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2703 * common.cc (Sort_common): Add sort_order parameter to
2704 constructor. Add sort_order_ field.
2705 (Sort_commons::operator): Check sort_order_.
2706 (Symbol_table::allocate_commons): Determine the sort order.
2707 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2709 (Symbol_table::do_allocate_commons_list): Likewise.
2711 2009-12-30 Ian Lance Taylor <iant@google.com>
2714 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2715 symbols from this object, don't change the visibility of an
2717 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2719 2009-12-30 Ian Lance Taylor <iant@google.com>
2722 * script.h (class Version_script_info): Define Language enum.
2723 Update declarations. Define Glob, Exact, and Lookup types. Add
2724 new fields globals_, locals_, and is_finalized_.
2725 * script.cc: Various formatting fixes.
2726 (class Parser_closure): Change language_stack_ from a vector of
2727 std::string to one of Version_script_info::Language. Adjust all
2729 (class Lazy_demangler): Remove.
2730 (struct Version_expression): Change language from std::string to
2731 Version_script_info::Language.
2732 (Version_script_info::Version_script_info): New function.
2733 (Version_script_info::~Version_script_info): Don't call clear.
2734 (Version_script_info::finalize): New function.
2735 (Version_script_info::build_lookup_tables): New function.
2736 (Version_script_info::build_expression_list_lookup): New
2738 (Version_script_info::get_symbol_version_helper): Rewrite to use
2740 (Version_script_info::print_expression_list): Adjust to use
2741 Version_script_info::Language.
2742 (script_push_lex_into_version_mode): Check that the version script
2743 has not been finalized.
2744 (version_script_push_lang): Change language string to
2745 Version_script_info::Language.
2746 * options.cc (Command_line::version_script): New function.
2747 * options.h (class General_options): Add finalize_dynamic_list
2748 function. Change version_script from declaration to definition.
2749 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2750 * testsuite/version_script.map: Remove duplicate def of foo.
2751 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2753 * testsuite/Makefile.in: Rebuild.
2755 2009-12-30 Ian Lance Taylor <iant@google.com>
2758 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2759 if the input symbol index is 0, make the output symbol index 0.
2761 2009-12-30 Ian Lance Taylor <iant@google.com>
2764 * options.h (class General_options): Add -x/--discard-all.
2765 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2766 --discard-all. If the local symbol needs a dynamic entry, check
2767 that before handling --discard-locals.
2769 2009-12-30 Ian Lance Taylor <iant@google.com>
2772 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2774 (Output_segment::add_output_section): Don't change the flags if
2778 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2779 GNU hash table if they need a dynamic value. Otherwise, don't add
2780 them if they are defined in a dynamic object or are forced local.
2782 2009-12-29 Ian Lance Taylor <iant@google.com>
2785 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2786 .gnu.hash table for a 32-bit target.
2789 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2790 regular and a dynamic object only needs a dynamic symbol table
2791 entry if it is externally visible.
2794 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2795 constructor. Add global_offset_table_ field.
2796 (Target_i386::got_section): Set global_offset_table_.
2797 (Target_i386::do_finalize_sections): Set global_offset_table_
2799 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2800 in constructor. Add global_offset_table_ field.
2801 (Target_x86_64::got_section): Set global_offset_table_.
2802 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2805 * layout.cc (Layout::Layout): Initialize increase_relro_.
2806 (Layout::get_output_section): Add is_relro, is_last_relro, and
2807 is_first_non_relro parameters. Change all callers.
2808 (Layout::choose_output_section): Likewise.
2809 (Layout::add_output_section_data): Likewise.
2810 (Layout::make_output_section): Likewise.
2811 (Layout::set_segment_offsets): Clear increase_relro when using a
2813 * layout.h (class Layout): Add increase_relro method. Add
2814 increase_relro_ field. Update declarations.
2815 * output.cc (Output_section::Output_section): Initialize
2816 is_last_relro_ and is_first_non_relro_.
2817 (Output_segment::add_output_section): Group relro sections is
2818 do_sort is true. Handle is_last_relro and is_first_non_relro.
2819 (Output_segment::maximum_alignment): Remove relro handling.
2820 (Output_segment::set_section_addresses): Add increase_relro
2821 parameter. Change all callers. Add initial alignment to align
2822 relro sections on separate page. Remove old relro handling.
2823 (Output_segment::set_section_list_addresses): Remove in_relro
2824 parameter. Change all callers.
2825 (Output_segment::set_offset): Add increase parameter. Change all
2826 callers. Remove old relro handling.
2827 * output.h (class Output_section): Add new methods: is_last_relro,
2828 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2829 Add is_last_relro_ and is_first_non_relro_ fields.
2830 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2831 Create separate .got.plt section. Call increase_relro.
2832 * x86_64.cc (Target_x86_64::got_section): Likewise.
2833 * testsuite/relro_script_test.t: Add .got.plt.
2836 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2837 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2838 (Layout::finalize): Call set_dynamic_symbol_size.
2839 (Layout::set_dynamic_symbol_size): New function.
2840 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2841 set_dynamic_symbol_size.
2844 * output.h (class Output_section): Add is_entsize_zero_ field.
2845 * output.cc (Output_section::Output_section): Initialize
2847 (Output_section::set_entsize): If two different entsizes are
2848 requested, force it to zero.
2849 (Output_section::add_input_section): Set flags for .debug_str
2850 before updating section flags. Set entsize.
2851 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2852 and SHF_STRING if all input sections have those flags.
2854 2009-12-29 Rafael Espindola <espindola@google.com>
2856 * main.cc (main): Fix the sys time reporting.
2857 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2860 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2862 * options.cc (General_options::parse_version): Allow -v to exit
2863 without an error if there is nothing to link.
2865 2009-12-29 Ian Lance Taylor <iant@google.com>
2867 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2868 using a version of gcc before 4.1.
2869 * configure: Rebuild.
2871 2009-12-28 Chris Demetriou <cgd@google.com>
2873 * attributes.cc (Output_attributes_section_data::do_write): Use
2874 std::vector::front rather than std::vector::data.
2876 2009-12-28 Ian Lance Taylor <iant@google.com>
2878 * symtab.h (class Symbol_table): Add enum Defined.
2879 * resolve.cc (Symbol_table::should_override): Add defined
2880 parameter. Change all callers. Test whether object is NULL
2881 before calling a method on it.
2882 (Symbol_table::report_resolve_problem): Add defined parameter.
2884 (Symbol_table::should_override_with_special): Likewise.
2885 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2886 parameter. Change all callers.
2887 (Symbol_table::do_define_in_output_data): Likewise.
2888 (Symbol_table::define_in_output_segment): Likewise.
2889 (Symbol_table::do_define_in_output_segment): Likewise.
2890 (Symbol_table::define_as_constant): Likewise.
2891 (Symbol_table::do_define_as_constant): Likewise.
2892 * script.h (class Symbol_assignment): Add is_defsym parameter to
2893 constructor; change all callers.
2894 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2895 parameter. Change all callers. Add is_defsym_ field.
2896 (class Parser_closure): Add parsing_defsym parameter to
2897 constructor; change all callers. Add parsing_defsym accessor
2898 function. Add parsing_defsym_ field.
2900 2009-12-28 Ian Lance Taylor <iant@google.com>
2902 * gold.cc (queue_middle_tasks): Fix formatting.
2903 * object.cc (Relobj::is_section_name_included): Likewise.
2905 2009-12-23 Ian Lance Taylor <iant@google.com>
2907 * i386.cc (Target_i386::do_calls_non_split): Recognize
2908 -fsplit-stack prologue for a function with a static chain.
2909 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2910 -fsplit-stack prologue when using %r11.
2912 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2914 * options.cc (General_options::parse_version): Make -v continue and do
2915 the link like GNU ld does.
2917 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2919 * Makefile.am (CCFILES): Add timer.cc.
2920 (HFILES): Add timer.h.
2921 * configure.ac: Check for sysconf and times.
2922 * main.cc: include timer.h.
2923 (main): Use Timer instead of get_run_time.
2926 * workqueue.cc: include timer.h.
2927 (Workqueue::find_and_run_task):
2928 Report user, sys and wall time.
2929 * Makefile.in: Regenerate.
2930 * config.in: Regenerate.
2931 * configure: Regenerate.
2933 2009-12-16 Doug Kwan <dougkwan@google.com>
2935 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2937 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2938 relaxed input sections.
2939 * output.cc (Output_section::find_relaxed_input_section): Change
2940 return type to Output_relaxed_input_section pointer. Adjust code
2941 for new type of relaxed_input_section_map_.
2942 * output.h (Output_section::find_relaxed_input_section): Change
2943 return type to Output_relaxed_input_section pointer.
2944 (Output_section::Output_relaxed_input_section_by_input_section_map):
2946 (Output_section::relaxed_input_section_map_): Change type to
2947 Output_section::Output_relaxed_input_section_by_input_section_map.
2948 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2951 2009-12-15 Ian Lance Taylor <iant@google.com>
2953 * layout.cc (Layout::create_shstrtab): Only write out after input
2954 sections if we are compressing debug sections.
2956 2009-12-15 Ian Lance Taylor <iant@google.com>
2958 * archive.cc (Archive::add_symbols): Only look up a symbol without
2959 a version if there is, in fact, a version.
2961 2009-12-14 Ian Lance Taylor <iant@google.com>
2963 Revert -Wshadow changes, all changes from:
2964 2009-12-11 Doug Kwan <dougkwan@google.com>
2965 2009-12-11 Nick Clifton <nickc@redhat.com>
2966 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2968 2009-12-11 Doug Kwan <dougkwan@google.com>
2970 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2972 * attributes.cc (Object_attribute::size): Ditto.
2973 (Attributes_section_data::size): Ditto.
2974 (Attributes_section_data::Attributes_section_data): Ditto.
2975 (Output_attributes_section_data::do_write): Ditto.
2976 * attributes.h (Object_attribute::set_type): Ditto.
2977 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2979 2009-12-11 Nick Clifton <nickc@redhat.com>
2981 * archive.cc: Fix shadowed variable warnings.
2983 * compressed_output.cc: Likewise.
2984 * compressed_output.h: Likewise.
2985 * configure: Likewise.
2986 * dwarf_reader.cc: Likewise.
2987 * dynobj.cc: Likewise.
2988 * dynobj.h: Likewise.
2989 * ehframe.cc: Likewise.
2990 * ehframe.h: Likewise.
2991 * errors.cc: Likewise.
2992 * expression.cc: Likewise.
2993 * fileread.cc: Likewise.
2994 * fileread.h: Likewise.
2995 * freebsd.h: Likewise.
2996 * i386.cc: Likewise.
2998 * incremental.h: Likewise.
2999 * layout.cc: Likewise.
3000 * layout.h: Likewise.
3001 * mapfile.cc: Likewise.
3002 * merge.cc: Likewise.
3003 * merge.h: Likewise.
3004 * object.cc: Likewise.
3005 * object.h: Likewise.
3006 * options.h: Likewise.
3007 * output.cc: Likewise.
3008 * output.h: Likewise.
3009 * parameters.cc: Likewise.
3010 * plugin.cc: Likewise.
3011 * powerpc.cc: Likewise.
3012 * reduced_debug_output.cc: Likewise.
3013 * reduced_debug_output.h: Likewise.
3014 * reloc.cc: Likewise.
3015 * reloc.h: Likewise.
3016 * resolve.cc: Likewise.
3017 * script-sections.cc: Likewise.
3018 * script.cc: Likewise.
3019 * script.h: Likewise.
3020 * sparc.cc: Likewise.
3021 * symtab.cc: Likewise.
3022 * symtab.h: Likewise.
3023 * target-select.cc: Likewise.
3024 * target-select.h: Likewise.
3025 * token.h: Likewise.
3026 * workqueue.cc: Likewise.
3027 * workqueue.h: Likewise.
3028 * x86_64.cc: Likewise.
3030 2009-12-10 Doug Kwan <dougkwan@google.com>
3032 * arm.cc (attributes.h): New include.
3033 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3034 (Arm_relobj::~Arm_relobj): Delete object pointed by
3035 attributes_section_data_.
3036 (Arm_relobj::attributes_section_data): New method definition.
3037 (Arm_relobj::attributes_section_data_): New data member declaration.
3038 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3039 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3040 attributes_section_data_.
3041 (Arm_dynobj::attributes_section_data): New method definition.
3042 (Arm_dynobj::attributes_section_data_): New data member declaration.
3043 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3044 initialization value of may_use_blx_ to false.
3045 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3046 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3047 object attributes to compute results instead of hard-coding.
3048 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3049 Target_arm::get_secondary_compatible_arch,
3050 Target_arm::set_secondary_compatible_arch
3051 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3052 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3053 New method declarations.
3054 (Target_arm::get_aeabi_object_attribute): New method definition.
3055 (Target_arm::attributes_section_data_): New data member declaration.
3056 (read_arm_attributes_section): New template definition.
3057 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3058 (Arm_dynobj::do_read_symbols): Ditto.
3059 (Target_arm::do_finalize_sections): Merge attributes sections from
3060 input. Check for BLX use after attributes section merging.
3061 Fix __exidx_start and __exidx_end visibility. Create an
3062 .ARM.attributes section if necessary.
3063 (Target_arm::get_secondary_compatible_arch,
3064 Target_arm::set_secondary_compatible_arch,
3065 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3066 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3067 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3068 New method definitions.
3070 2009-12-09 Ian Lance Taylor <iant@google.com>
3072 * plugin.cc (Plugin::load): Don't cast from void* to a function
3075 2009-12-09 Ian Lance Taylor <iant@google.com>
3077 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3080 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3082 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3083 Replace two_file_shared_1.so with two_file_shared_2.so.
3084 * testsuite/Makefile.in: Regenerated.
3086 2009-12-08 Doug Kwan <dougkwan@google.com>
3088 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3089 (HFILES): Add attributes.h and int_encoding.h.
3090 * Makefile.in: Regenerate.
3091 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3092 function definitions to int_encoding.cc
3093 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3094 prototypes to int_encoding.h
3095 * reduced_debug_output.cc (int_encoding.h): New include.
3096 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3097 function definitions to int_encoding.cc
3098 (insert_into_vector, read_from_pointer): Move template definitions to
3100 * attributes.cc: New file.
3101 * attributes.h: New file.
3102 * int_encoding.cc: New file.
3103 * int_encoding.h: New file.
3105 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3108 * incremental-dump.cc (dump_incremental_inputs): New.
3109 (main): Use dump_incremental_inputs.
3111 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3114 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3115 checking elfcpp::STT_FUNC.
3116 (Target_i386::Relocate::relocate): Likewise.
3117 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3119 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3120 symbols from shared libraries into normal FUNC symbols.
3122 * symtab.h (Symbol): Add is_func and use it.
3124 2009-12-05 Doug Kwan <dougkwan@google.com>
3126 * arm.cc (Target_arm::arm_info): Initialize new fields
3127 attributes_section and attributes_vendor.
3128 * i386.cc (Target_i386::i386_info): Same.
3129 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3130 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3131 fields attributes_section and attributes_vendor.
3132 * sparc.cc (Target_sparc::sparc_info): Same.
3133 * target.h (Target::attributes_section, Target::attributes_vendor,
3134 Target::is_attributes_section, Target::attribute_arg_type,
3135 Target::attributes_order): New method definitions.
3136 (Target::Target_info::attributes_section,
3137 Target::Target_info::attributes_vendor): New fields.
3138 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3139 virtual method definitions.
3140 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3141 attributes_section and attributes_vendor.
3142 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3144 2009-12-05 Doug Kwan <dougkwan@google.com>
3146 * arm.cc: Update comments about interworking and stub generation.
3147 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3148 considered as non-PIC.
3149 (Arm_relocate_functions::base_abs): Fix formatting.
3150 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3151 of function to use GOT entry address instead of offset.
3152 (Target_arm::Scan::global): Issue an error if a symbol would need a
3153 PLT does not get one because it is untyped. Remove code to create
3154 dynamic symbols for relative branches.
3155 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3156 takes unsigned integer instead of boolean.
3158 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3160 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3161 (two_file_test_LDADD): Likewise.
3162 (common_test_1_LDADD): Likewise.
3163 (exception_test_LDADD) Likewise.
3164 (weak_test_LDADD): Likewise.
3165 (many_sections_test_LDADD): Likewise.
3166 (initpri1_LDADD): Likewise.
3167 (script_test_1_LDADD): Likewise.
3168 (script_test_2_LDADD): Likewise.
3169 (justsyms_LDADD): Likewise.
3170 (binary_test_LDADD): Likewise.
3171 (large_LDADD): Likewise.
3172 * testsuite/Makefile.in: Regenerated.
3174 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3176 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3177 (Symbol_table::override_with_special): Likewise.
3178 (Symbol_table::add_from_object): Likewise.
3180 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3182 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3183 Don't set the data_offset twice.
3185 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3187 * testsuite/Makefile.in: Regenerate.
3189 2009-12-03 Doug Kwan <dougkwan@google.com>
3191 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3192 (Target_arm::do_finalize_sections): Add parameter for symbol table
3193 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3194 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3195 parameter for symbol table pointer.
3196 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3197 an additional parameter for a pointer to symbol table.
3198 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3199 parameter for a symbol table pointer.
3200 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3201 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3203 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3204 parameter for a symbol table pointer.
3206 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3208 * incremental.cc (Incremental_inputs_header)
3209 (Incremental_inputs_header_write, Incremental_inputs_entry)
3210 (Incremental_inputs_entry_write): Move ...
3211 * incremental.h (Incremental_inputs_header)
3212 (Incremental_inputs_header_write, Incremental_inputs_entry)
3213 (Incremental_inputs_entry_write): here.
3215 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3217 * incremental.cc (make_sized_incremental_binary): Set the target.
3218 Error if it is incompatible.
3219 * output.h (Output_file): Add filename method.
3221 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3223 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3224 from the get_* methods.
3226 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3228 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3229 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3230 Write 0 for the data_offset of scripts.
3232 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3234 * testsuite/Makefile.am: Add the incremental_test.sh test.
3235 * testsuite/incremental_test.sh: New.
3236 * testsuite/incremental_test_1.c: New.
3237 * testsuite/incremental_test_2.c: New.
3239 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3241 * incremental-dump.cc (main): Fix typos.
3243 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3246 * incremental-dump.cc (main): Use llu to print 64 bit values.
3248 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3249 H.J. Lu <hongjiu.lu@intel.com>
3251 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3253 (incremental_dump_LDADD): Likewise.
3254 * Makefile.in: Regenerated.
3256 2009-11-25 Doug Kwan <dougkwan@google.com>
3260 2009-11-25 Doug Kwan <dougkwan@google.com>
3262 * arm.cc (Target_arm::Target_arm): Move method definition
3263 outside of class definition. Add code to handle
3264 --target1-rel, --target1-abs and --target2= options.
3265 (Target_arm::get_reloc_reloc_type): Change method to be
3266 non-static and const.
3267 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3268 New data member declaration.
3269 (Target_arm::Scan::local, Target_arm::Scan::global,
3270 Target_arm::Relocate::relocate,
3271 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3272 Adjust call to Target_arm::get_real_reloc_type.
3273 (Target_arm::get_real_reloc_type): Use command line options
3274 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3275 * options.h (--target1-rel, --target1-abs, --target2): New
3278 2009-11-25 Doug Kwan <dougkwan@google.com>
3280 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3281 class definition. Add code to handle --target1-rel, --target1-abs
3282 and --target2= options.
3283 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3285 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3287 (Target_arm::Scan::local, Target_arm::Scan::global,
3288 Target_arm::Relocate::relocate,
3289 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3290 call to Target_arm::get_real_reloc_type.
3291 (Target_arm::get_real_reloc_type): Use command line options to
3292 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3293 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3296 2009-11-25 Doug Kwan <dougkwan@google.com>
3298 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3299 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3300 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3302 (Arm_relocate_functions::thm_call): Replace body with a call to
3303 Arm_relocate_functions::thumb_branch_common.
3304 (Arm_relocate_functions::thm_jump24,
3305 Arm_relocate_functions::thm_xpc22): New method definitions.
3306 (Arm_relocate_functions::thumb_branch_common): New method definition.
3307 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3309 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3310 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3312 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3314 * Makefile.am: Build incremental-dump
3315 * Makefile.in: Regenerate.
3316 * incremental-dump.cc: New.
3317 * incremental.cc (Incremental_inputs_header_data,
3318 Incremental_inputs_entry_data): Move to incremental.h
3319 * incremental.h: (Incremental_inputs_header_data,
3320 Incremental_inputs_entry_data): Move from incremental.cc
3322 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3324 * incremental.cc (Incremental_inputs_header,
3325 Incremental_inputs_header_write, Incremental_inputs_entry,
3326 Incremental_inputs_entry_write): Add a typedef with the data type.
3328 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3330 * incremental.cc (Incremental_inputs_header,
3331 Incremental_inputs_header_write, Incremental_inputs_entry,
3332 Incremental_inputs_entry_write): Update comment about which
3333 type has the filed descriptions.
3335 2009-11-15 Doug Kwan <dougkwan@google.com>
3337 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3338 (Arm_relocate_functions::arm_branch_common): Change method defintion
3339 in class definition to a method declaration and update list of formal
3341 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3342 Arm_relocation_functions::jump24): Adjust call to
3343 Arm_relocate_functions::arm_branch_common. Update list of formal
3345 (Arm_relocate_functions::xpc25): New method definition.
3346 (Arm_relocate_functions::arm_branch_common): Move method defintion
3347 out from class definition. Use stubs for mode-switching and extending
3349 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3350 specially. Change code to enable use of stubs in ARM branches.
3352 2009-11-10 Doug Kwan <dougkwan@google.com>
3354 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3355 in method declaration.
3356 (Target_arm::relocate_stub): New method declaration.
3357 (Target_arm::default_target): Change to return a pointer instead of
3359 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3360 Target_arm::default_target.
3361 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3363 (Target_arm::relocate_section): Adjust view.
3364 (Target_arm::relocate_stub): New method definition.
3366 2009-11-10 Doug Kwan <dougkwan@google.com>
3368 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3370 * incremental.cc (open_incremental_binary): Initialized local
3371 variables to avoid warnings.
3372 * object.cc (make_elf_object): Ditto.
3373 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3376 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3379 * testsuite/plugin_test.c: Include "config.h".
3381 2009-11-09 Doug Kwan <dougkwan@google.com>
3383 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3384 (arm_symbol_value): Remove.
3385 (Arm_relocate_functions::arm_branch_common,
3386 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3387 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3388 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3389 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3390 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3391 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3392 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3393 Arm_relocate_functions::thm_mobw_abs_nc,
3394 Arm_relocate_functions::thm_mov_abs,
3395 Arm_relocate_functions::movw_prel_nc,
3396 Arm_relocate_functions::thm_movt_abs,
3397 Arm_relocate_functions::movt_prel,
3398 Arm_relocate_functions::thm_movw_prel_nc,
3399 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3400 (Target_arm::Relocate::relocate): Only decompose address into two
3401 parts if relocation type uses the thumb-bit and pass the actual
3402 bit instead of a flag indicating that the thumb-bit is used. Adjust
3403 calls to methods in Arm_relocate_functions for this change.
3405 2009-11-08 Ian Lance Taylor <iant@google.com>
3408 * reloc.cc: Instantiate
3409 Sized_relobj::initialize_input_to_output_maps and
3410 Sized_relobj:free_input_to_output_maps.
3412 2009-11-06 Ian Lance Taylor <iant@google.com>
3415 * defstd.cc (in_segment): Set only_if_ref true for "end".
3417 2009-11-06 Doug Kwan <dougkwan@google.com>
3419 * arm.cc (class Reloc_stub): Correct a comment.
3420 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3421 (Target_arm::scan_section_for_stubs): New method declaration.
3422 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3423 Change methods from private to protected.
3424 (Target_arm::do_may_relax): New method definition.
3425 (Target_arm::do_relax, Target_arm::group_sections,
3426 Target_arm::scan_reloc_for_stub,
3427 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3428 (Target_arm::arm_input_section_map_): New data member declaration.
3429 (Target_arm::scan_reloc_for_stub,
3430 Target_arm::scan_reloc_section_for_stubs,
3431 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3432 Target_arm::do_relax): New method definitions.
3434 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3436 * configure.ac: Check for (struct stat)::st_mtim
3437 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3438 * config.in: Regenerate.
3439 * configure: Regenerate.
3441 2009-11-05 Ian Lance Taylor <iant@google.com>
3444 * output.cc (Output_segment::add_output_section): Add missing
3447 2009-11-04 Ian Lance Taylor <iant@google.com>
3450 * object.h (class Object): Add is_needed and set_is_needed
3451 methods. Add is_needed_ field. Make bool fields into bitfields.
3452 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3453 defined in a dynamic object and referenced by a regular object,
3454 set is_needed for the dynamic object.
3455 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3456 if the file is marked with as_needed and it is not needed.
3458 2009-11-04 Ian Lance Taylor <iant@google.com>
3461 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3462 tags if data is discarded by linker script.
3463 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3464 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3465 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3466 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3468 2009-11-04 Ian Lance Taylor <iant@google.com>
3470 * layout.cc (Layout::get_output_section): Add is_interp and
3471 is_dynamic_linker_section parameters. Change all callers.
3472 (Layout::choose_output_section): Likewise.
3473 (Layout::make_output_section): Likewise.
3474 (Layout::add_output_section_data): Add is_dynamic_linker_section
3475 parameter. Change all callers.
3476 * layout.h (class Layout): Update declarations.
3477 * output.h (class Output_section): Add is_interp, set_is_interp,
3478 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3479 Add is_interp_, is_dynamic_linker_section_ fields. Change
3480 generate_code_fills_at_write_ to a bitfield.
3481 * output.cc (Output_section::Output_sections): Initialize new
3483 (Output_segment::add_output_section): Add do_sort parameter.
3486 2009-11-03 Ian Lance Taylor <iant@google.com>
3489 * options.h (class General_options): Add --warn-common.
3490 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3491 merging two common symbols.
3492 (Symbol_table::should_override): Handle --warn-common when merging
3493 a common symbol with a defined symbol. Use report_resolve_problem
3494 for multiple definitions.
3495 (Symbol_table::report_resolve_problem): New function.
3496 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3498 2009-11-03 Doug Kwan <dougkwan@google.com>
3500 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3502 (Target_arm::stub_factory): New method definition.
3503 (Target_arm::new_arm_input_section,
3504 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3505 Target_arm::reloc_uses_thumb_bit): New method declarations.
3506 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3507 New type definitions.
3508 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3509 member declarations.
3510 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3511 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3512 New method definitions.
3514 2009-11-03 Ian Lance Taylor <iant@google.com>
3516 * options.h (class General_options): Add --warn_constructors.
3518 2009-11-03 Ian Lance Taylor <iant@google.com>
3521 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3522 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3524 2009-11-03 Ian Lance Taylor <iant@google.com>
3527 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3528 --msgid-bugs-address.
3529 (install-pdf): New target.
3530 (install-data_yes): Look up one directory to find mkinstalldirs.
3532 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3534 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3537 2009-10-30 Doug Kwan <dougkwan@google.com>
3539 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3541 2009-10-30 Doug Kwan <dougkwan@google.com>
3543 * arm.cc (Stub_addend_reader): New struct template definition
3544 and partial specializations.
3545 (Stub_addend_reader::operator()): New method definition for a
3546 partially specialized template.
3548 2009-10-30 Doug Kwan <dougkwan@google.com>
3550 * arm.cc (Arm_relobj::processor_specific_flags): New method
3552 (Arm_relobj::do_read_symbols): New method declaration.
3553 (Arm_relobj::processor_specific_flags_): New data member declaration.
3554 (Arm_dynobj): New class definition.
3555 (Target_arm::do_finalize_sections): Add input_objects parameter.
3556 (Target_arm::do_adjust_elf_header): New method declaration.
3557 (Target_arm::are_eabi_versions_compatible,
3558 (Target_arm::merge_processor_specific_flags): New method declaration.
3559 (Target_arm::do_make_elf_object): New overloaded method definitions
3561 (Arm_relobj::do_read_symbols): New method definition.
3562 (Arm_dynobj::do_read_symbols): Ditto.
3563 (Target_arm::do_finalize_sections): Add input_objects parameters.
3564 Merge processor-specific flags from all input objects.
3565 (Target_arm::are_eabi_versions_compatible,
3566 Target_arm::merge_processor_specific_flags,
3567 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3568 New method definitions.
3569 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3570 Input_objects pointer type parameter.
3571 * layout.cc (Layout::finalize): Pass input objects to target's.
3572 finalize_sections function.
3573 * output.cc (Output_file_header::do_sized_write): Set ELF file
3574 header's processor-specific flags.
3575 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3576 Input_objects pointer type parameter.
3577 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3578 * target.h (Input_objects): New forward class declaration.
3579 (Target::processor_specific_flags,
3580 Target::are_processor_specific_flags_sect): New method definitions.
3581 (Target::finalize_sections): Add input_objects parameter.
3582 (Target::Target): Initialize processor_specific_flags_ and
3583 are_processor_specific_flags_set_.
3584 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3586 (Target::set_processor_specific_flags): New method definition.
3587 (Target::processor_specific_flags_,
3588 Target::are_processor_specific_flags_set_): New data member
3590 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3591 Input_objects pointer type parameter.
3593 2009-10-30 Doug Kwan <dougkwan@google.com>
3595 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3597 2009-10-28 Ian Lance Taylor <iant@google.com>
3599 * object.h (class Relobj): Drop options parameter from
3600 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3601 do_scan_relocs, do_relocate. Change all callers.
3602 (class Sized_relobj): Drop options parameters from
3603 do_gc_process_relocs, do_scan_relocs, do_relocate,
3604 do_relocate_sections, relocate_sections, emit_relocs_scan,
3605 emit_relocs_scan_reltype. Change all callers.
3606 (struct Relocate_info): Remove options field and all references to
3608 * reloc.h (class Read_relocs): Remove options constructor
3609 parameter and options_ field. Change all callers.
3610 (class Gc_process_relocs, class Scan_relocs): Likewise.
3611 (class Relocate_task): Likewise.
3612 * target-reloc.h (scan_relocs): Remove options parameter. Change
3614 (scan_relocatable_relocs): Likewise.
3615 * target.h (class Sized_target): Remove options parameter from
3616 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3618 * gc.h (gc_process_relocs): Remove options parameter. Change all
3620 * arm.cc: Update functions to remove options parameters.
3621 * i386.cc: Likewise.
3622 * powerpc.cc: Likewise.
3623 * sparc.cc: Likewise.
3624 * x86_64.cc: Likewise.
3625 * testsuite/testfile.cc: Likewise.
3627 2009-10-28 Doug Kwan <dougkwan@google.com>
3629 * arm.cc (Arm_relobj): New class definition.
3630 (Arm_relobj::scan_sections_for_stubs,
3631 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3632 New method definitions.
3634 2009-10-28 Cary Coutant <ccoutant@google.com>
3636 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3637 (Plugin::cleanup_done_): New member.
3638 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3639 (Plugin_manager::cleanup_done_): Remove.
3640 (Plugin_manager::add_input_file): Edit error message.
3641 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3642 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3644 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3646 * fileread.cc: (File_read::View::~View): Use the new
3647 data_ownership_ filed.
3648 (File_read::~File_read): Dispose the new whole_file_view_.
3649 (File_read::open): Mmap the whole file if needed.
3650 (File_read::open): Use whole_file_view_ instead of contents_.
3651 (File_read::find_view): Use whole_file_view_ if applicable.
3652 (File_read::do_read): Use whole_file_view_ instead of contents_.
3653 (File_read::make_view): Use whole_file_view_ instead of contents_,
3654 update File_read::View::View call.
3655 (File_read::find_or_make_view): Update File_read::View::View
3657 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3659 (File_read::View::Data_ownership): New enum.
3660 (File_read::View::View): Replace bool mapped_ with Data_ownership
3662 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3663 (File_read::View::data_ownership_): New field.
3664 (File_read::contents_): Remove (replaced by whole_file_view_).
3665 (File_read::whole_file_view_): New field.
3666 * options.h (class General_options): Add --keep-files-mapped.
3668 2009-10-27 Cary Coutant <ccoutant@google.com>
3670 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3671 * testsuite/Makefile.am (plugin_test_5): New test case.
3672 * testsuite/Makefile.in: Regenerate.
3674 2009-10-25 Doug Kwan <dougkwan@google.com>
3676 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3677 from private to protected to allow access by child class.
3678 (Sized_relobj::do_relocate_sections): New method declaration.
3679 (Sized_relobj::relocate_sections): Virtualize.
3680 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3681 Sized_relobj::relocate_sections. Instantiate template explicitly
3682 for different target sizes and endianity.
3684 2009-10-24 Doug Kwan <dougkwan@google.com>
3686 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3687 (Arm_input_section::as_arm_input_section): New method.
3688 (Arm_output_section): New class definition.
3689 (Arm_output_section::create_stub_group,
3690 Arm_output_section::group_sections): New method definitions.
3692 2009-10-22 Doug Kwan <dougkwan@google.com>
3694 * arm.cc (Arm_input_section): New class definition.
3695 (Arm_input_section::init, Arm_input_section:do_write,
3696 Arm_input_section::set_final_data_size,
3697 Arm_input_section::do_reset_address_and_file_offset): New method
3700 2009-10-21 Doug Kwan <dougkwan@google.com>
3702 * arm.cc (Stub_table, Arm_input_section): New forward class
3704 (Stub_table): New class defintion.
3705 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3706 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3707 New method definition.
3709 2009-10-21 Doug Kwan <dougkwan@google.com>
3711 * arm.cc: Update copyright comments.
3712 (Target_arm): New forward class template declaration.
3713 (Arm_address): New type.
3714 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3715 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3716 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3718 (Insn_template): Same.
3719 (DEF_STUBS): New macro.
3720 (Stub_type): New enum type.
3721 (Stub_template): New class definition.
3724 (Stub_factory): Same.
3725 (Target_arm::Target_arm): Initialize may_use_blx_ and
3726 should_force_pic_veneer_.
3727 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3728 Target_arm::should_force_pic_veneer,
3729 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3730 Target_arm::using_thumb_only, Target_arm:;default_target): New
3732 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3733 New data member declarations.
3734 (Insn_template::size, Insn_template::alignment): New method defintions.
3735 (Stub_template::Stub_template): New method definition.
3736 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3737 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3738 (Stub_factory::Stub_factory): New method definition.
3739 * gold.h (string_hash): New template.
3740 * output.h (Input_section_specifier::hash_value): Use
3742 (Input_section_specifier::string_hash): Remove.
3743 * stringpool.cc (Stringpool_template::string_hash): Use
3746 2009-10-20 Doug Kwan <dougkwan@google.com>
3748 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3749 symbols of relaxed input sections.
3750 * output.h (Output_section::find_relaxed_input_section): Make
3753 2009-10-16 Doug Kwan <dougkwan@google.com>
3755 * dynobj.cc (Versions::Versions): Initialize version_script_.
3756 Only insert base version symbol definition for a shared object
3757 if version script defines any version versions.
3758 (Versions::define_base_version): New method definition.
3759 (Versions::add_def): Check that base version is not needed.
3760 (Versions::add_need): Define base version lazily.
3761 * dynobj.h (Versions::define_base_version): New method declaration.
3762 (Versions::needs_base_version_): New data member declaration.
3763 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3764 (check_DATA): Add no_version_test.stdout.
3765 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3767 * testsuite/Makefile.in: Regenerate.
3768 * testsuite/no_version_test.c: New file.
3769 * testsuite/no_version_test.sh: Ditto.
3771 2009-10-16 Doug Kwan <dougkwan@google.com>
3773 * expression.cc (class Segment_start_expression): New class definition.
3774 (Segment_start_expression::value): New method definition.
3775 (script_exp_function_segment_start): Return a new
3776 Segment_start_expression.
3777 * gold/script-c.h (script_saw_segment_start_expression): New function
3779 * script-sections.cc (Script_sections::Script_sections): Initialize
3780 SAW_SEGMENT_START_EXPRESSION_ to false.
3781 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3782 and -Tbbs options to specify section addresses if given in
3783 command line and no SEGMENT_START expression is seen in a script.
3784 * script-sections.h (Script_sections::saw_segment_start_expression,
3785 Script_sections::set_saw_segment_start_expression): New method
3787 (Script_sections::saw_segment_start_expression_): New data member
3789 * script.cc (script_saw_segment_start_expression): New function.
3790 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3791 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3792 script_test_7.sh and script_test_8.sh.
3793 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3794 script_test_8.stdout.
3795 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3796 (script_test_6, script_test_6.stdout, script_test_7,
3797 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3798 * Makefile.in: Regenerate.
3799 * testsuite/script_test_6.sh: New file.
3800 * testsuite/script_test_6.t: Same.
3801 * testsuite/script_test_7.sh: Same.
3802 * testsuite/script_test_7.t: Same.
3803 * testsuite/script_test_8.sh: Same.
3805 2009-10-16 Doug Kwan <dougkwan@google.com>
3807 * output.cc (Output_segment::set_section_list_address): Cast
3808 expressions to unsigned long long type to avoid format warnings.
3810 2009-10-15 Ian Lance Taylor <iant@google.com>
3812 * script.cc (Script_options::add_symbol_assignment): Always add a
3813 dot assignment to script_sections_.
3814 * script-sections.cc (Script_sections::add_dot_assignment):
3815 Initialize if necessary.
3817 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3818 program headers with no load segment if there is a linker script.
3820 * layout.cc (Layout::set_segment_offsets): Align the file offset
3821 to the segment aligment for -N or -n with no load segment.
3822 * output.cc (Output_segment::add_output_section): Don't crash if
3823 the first section is a TLS section.
3824 (Output_segment::set_section_list_addresses): Print an error
3825 message if the address moves backward in a linker script.
3826 * script-sections.cc
3827 (Output_section_element_input::set_section_addresses): Don't
3828 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3829 (Orphan_output_section::set_section_addresses): Likewise.
3831 2009-10-15 Doug Kwan <dougkwan@google.com>
3833 * layout.cc (Layout::finish_dynamic_section): Generate tags
3834 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3835 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3836 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3838 2009-10-14 Ian Lance Taylor <iant@google.com>
3840 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3842 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3843 data_shdr fields of relinfo.
3844 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3845 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3846 R_386_TLS_LDO_32, adjust based on section flags.
3847 (Target_i386::Relocate::fix_up_ldo): Remove.
3849 2009-10-13 Ian Lance Taylor <iant@google.com>
3851 Add support for -pie.
3852 * options.h (class General_options): Add -pie and
3854 (General_options::output_is_position_independent): Test -pie.
3855 (General_options::output_is_executable): Return true if not shared
3856 and not relocatable.
3857 (General_options::output_is_pie): Remove.
3858 * options.cc (General_options::finalize): Reject incompatible uses
3860 * gold.cc (queue_middle_tasks): A -pie link is not static.
3861 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3862 * symtab.cc (Symbol::final_value_is_known): Return false if
3863 output_is_position_independent.
3864 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3865 output_is_position_independent.
3866 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3867 output_is_position_independent.
3868 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3869 output_is_position_independent.
3870 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3872 (basic_pie_test.o, basic_pie_test): New targets.
3873 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3874 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3875 (two_file_pie_test): New target.
3876 * testsuite/Makefile.in: Rebuild.
3877 * README: Remove note saying that -pie is not supported.
3879 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3881 * options.h (class General_options): Add -init and -fini.
3882 * layout.cc (Layout::finish_dynamic_section): Emit
3883 given init and fini functions.
3885 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3887 * gc.h (gc_process_relocs): Check if icf is enabled using new
3889 * gold.cc (queue_initial_tasks): Likewise.
3890 (queue_middle_tasks): Likewise.
3891 * object.cc (do_layout): Likewise.
3892 * symtab.cc (is_section_folded): Likewise.
3893 * main.cc (main): Likewise.
3894 * reloc.cc (Read_relocs::run): Likewise.
3895 (Sized_relobj::do_scan_relocs): Likewise.
3896 * icf.cc (is_function_ctor_or_dtor): New function.
3897 (Icf::find_identical_sections): Check if function is ctor or dtor when
3899 * options.h (General_options::icf): Change option to be an enum.
3900 (Icf_status): New enum.
3901 (icf_enabled): New method.
3902 (icf_safe_folding): New method.
3903 (set_icf_status): New method.
3904 (icf_status_): New variable.
3905 * (options.cc) (General_options::finalize): Set icf_status_.
3906 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3907 icf_test and icf_keep_unique_test to use the --icf enum flag.
3908 * testsuite/icf_safe_test.sh: New file.
3909 * testsuite/icf_safe_test.cc: New file.
3911 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3913 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3914 includes to gc.h and icf.h.
3915 * arm.cc: Include gc.h.
3916 * gold.cc: Likewise.
3917 * i386.cc: Likewise.
3918 * powerpc.cc: Likewise.
3919 * sparc.cc: Likewise.
3920 * x86_64.cc: Likewise.
3921 * gc.h: Include icf.h.
3923 2009-10-11 Ian Lance Taylor <iant@google.com>
3925 * plugin.cc: Include "gold.h" before other header files.
3927 2009-10-10 Chris Demetriou <cgd@google.com>
3929 * options.h (Input_file_argument::Input_file_type): New enum.
3930 (Input_file_argument::is_lib_): Replace with...
3931 (Input_file_argument::type_): New member.
3932 (Input_file_argument::Input_file_argument): Take Input_file_type
3933 'type' rather than boolean 'is_lib' as second argument.
3934 (Input_file_argument::is_lib): Use type_.
3935 (Input_file_argument::is_searched_file): New function.
3936 (Input_file_argument::may_need_search): Handle is_searched_file.
3937 * options.cc (General_options::parse_library): Support -l:filename.
3938 (General_options::parse_just_symbols): Update for Input_file_argument
3940 (Command_line::process): Likewise.
3941 * archive.cc (Archive::get_file_and_offset): Likewise.
3942 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3943 * script.cc (read_script_file, script_add_file): Likewise.
3944 * fileread.cc (Input_file::Input_file): Likewise.
3945 (Input_file::will_search_for): Handle is_searched_file.
3946 (Input_file::open): Likewise.
3947 * readsyms.cc (Read_symbols::get_name): Likewise.
3948 * testsuite/Makefile.am (searched_file_test): New test.
3949 * testsuite/Makefile.in: Regenerate.
3950 * testsuite/searched_file_test.cc: New file.
3951 * testsuite/searched_file_test_lib.cc: New file.
3953 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3954 Ian Lance Taylor <iant@google.com>
3956 * descriptor.cc: Include <cstdio> and "binary-io.h".
3957 (Descriptors::open): Open the files in binary mode always.
3958 * script.cc (Lex::get_token): Treat \r as whitespace.
3960 2009-10-09 Ian Lance Taylor <iant@google.com>
3962 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3964 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3965 Ian Lance Taylor <iant@google.com>
3967 * configure.ac: Check for readv function also.
3968 * fileread.cc (readv): Define if not HAVE_READV.
3969 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3971 * config.in: Regenerate.
3972 * configure: Regenerate.
3974 2009-10-09 Doug Kwan <dougkwan@google.com>
3976 * layout.cc (Layout::make_output_section): Call target hook to make
3977 ordinary output section.
3978 (Layout::finalize): Adjust parameter list of call the
3979 Target::may_relax().
3980 * layout.h (class Layout::section_list): New method.
3981 * merge.h (Output_merge_base::entsize): Change visibility to public.
3982 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3984 (Output_merge_string::do_is_string): New method.
3985 * object.cc (Sized_relobj::do_setup): renamed from
3986 Sized_relobj::set_up.
3987 * object.h (Sized_relobj::adjust_shndx,
3988 Sized_relobj::initializ_input_to_output_maps,
3989 Sized_relobj::free_input_to_output_maps): Change visibilities to
3991 (Sized_relobj::setup): Virtualize.
3992 (Sized_relobj::do_setup): New method declaration.
3993 (Sized_relobj::invalidate_section_offset,
3994 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3995 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3996 * options.cc (parse_int): New function.
3997 * options.h (parse_int): New declaration.
3998 (DEFINE_int): New macro.
3999 (stub_group_size): New option.
4000 * output.cc (Output_section::Output_section): Initialize memebers
4001 merge_section_map_, merge_section_by_properties_map_,
4002 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4003 (Output_section::add_input_section): Handled deferred code-fill
4004 generation and remove an old comment.
4005 (Output_section::add_relaxed_input_section): New method definition.
4006 (Output_section::add_merge_input_section): Use merge section by
4007 properties map to speed to search. Update merge section maps
4009 (Output_section::build_relaxation_map): New method definition.
4010 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4012 (Output_section::relax_input_section): Renamed to
4013 Output_section::convert_input_sections_to_relaxed_sections and change
4014 interface to take a vector of pointers to relaxed sections.
4015 (Output_section::find_merge_section,
4016 Output_section::find_relaxed_input_section): New method definitions.
4017 (Output_section::is_input_address_mapped,
4018 Output_section::output_offset, Output_section::output_address):
4019 Use output section data maps to speed up searching.
4020 (Output_section::find_starting_output_address): Add comments.
4021 (Output_section::do_write,
4022 Output_section::write_to_postprocessing_buffer): Do code-fill
4023 generation as appropriate.
4024 (Output_section::get_input_sections): Invalidate relaxed input section
4026 (Output_section::restore_states): Adjust type of checkpoint .
4027 Invalidate relaxed input section map.
4028 * output.h (Output_merge_base): New class declaration.
4029 (Input_section_specifier): New class defintion.
4030 (class Output_relaxed_input_section) Change base class to
4031 Output_section_data_build.
4032 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4033 base class initializer.
4034 (Output_section::add_relaxed_input_section): New method declaration.
4035 (Output_section::Input_section): Change visibility to protected.
4036 (Output_section::Input_section::relobj,
4037 Output_section::Input_section::shndx): Handle relaxed input sections.
4038 Output_section::input_sections) Change visibility to protected. Also
4039 define overload to return a non-const pointer.
4040 (Output_section::Merge_section_properties): New class defintion.
4041 (Output_section::Merge_section_by_properties_map,
4042 Output_section::Output_section_data_by_input_section_map,
4043 Output_section::Relaxation_map): New types.
4044 (Output_section::relax_input_section): Rename method to
4045 Output_section::convert_input_sections_to_relaxed_sections and change
4046 interface to take a vector of relaxed section pointers.
4047 (Output_section::find_merge_section,
4048 Output_section::find_relaxed_input_section,
4049 Output_section::build_relaxation_map,
4050 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4051 New method declarations.
4052 (Output_section::merge_section_map_
4053 Output_section::merge_section_by_properties_map_,
4054 Output_section::relaxed_input_section_map_,
4055 Output_section::is_relaxed_input_section_map_valid_,
4056 Output_section::generate_code_fills_at_write_): New data members.
4057 * script-sections.cc
4058 (Output_section_element_input::set_section_addresses): Call
4059 current_data_size and addralign methods of relaxed input sections.
4060 (Orphan_output_section::set_section_addresses): Call current_data_size
4061 and addralign methods of relaxed input sections.
4062 * symtab.cc (Symbol_table::compute_final_value): Extract template
4063 from the body of Symbol_table::sized_finalize_symbol.
4064 (Symbol_table::sized_finalized_symbol): Call
4065 Symbol_table::compute_final_value.
4066 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4067 (Symbol_table::compute_final_value): New templated method declaration.
4068 * target.cc (Target::do_make_output_section): New method defintion.
4069 * target.h (Target::make_output_section): New method declaration.
4070 (Target::relax): Add more parameters for input objects, symbol table
4071 and layout. Adjust call to do_relax.
4072 (Target::do_make_output_section): New method declaration.
4073 (Target::do_relax): Add parameters for input objects, symbol table
4076 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4078 * pread.c: Include stdio.h.
4080 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4082 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4085 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4087 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4088 Change read_shndx type to unsigned int.
4089 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4091 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4092 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4093 Change read_shndx type to unsigned int.
4094 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4096 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4097 * layout.cc (Layout::create_symtab_sections): Cast the result of
4098 local_symcount * symsize to off_t in the gold_assert.
4100 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4102 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4103 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4105 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4106 (Arm_relocate_functions::thm_abs5): New function.
4107 (Arm_relocate_functions::abs12): New function.
4108 (Arm_relocate_functions::abs16): New function.
4109 (Arm_relocate_functions::base_abs): New function.
4110 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4111 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4112 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4114 (Scan::global): Likewise.
4115 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4116 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4117 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4118 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4121 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4123 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4124 (Arm_relocate_functions::movt_prel): New function.
4125 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4126 (Arm_relocate_functions::thm_movt_prel): New function.
4127 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4128 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4129 (Scan::global, Relocate::relocate): Likewise.
4130 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4132 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4134 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4135 Incremental_checker.
4136 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4138 (class Incremental_inputs_header): New class.
4139 (Incremental_inputs_header_writer): Edit comment.
4140 (Incremental_inputs_entry): New class.
4141 (Incremental_inputs_entry_writer): Edit comment.
4142 (Sized_incremental_binary::do_find_incremental_inputs_section):
4143 Add *strtab_shndx parameter, fill it.
4144 (Sized_incremental_binary::do_check_inputs): New method.
4145 (Incremental_checker::can_incrementally_link_output_file): Use
4146 Sized_incremental_binary::check_inputs.
4147 (Incremental_inputs::report_command_line): Save command line in
4150 (Incremental_binary::find_incremental_inputs_section): New
4152 (Incremental_binary::do_find_incremental_inputs_section): Add
4153 strtab_shndx parameter.
4154 (Incremental_binary::do_check_inputs): New pure virtual method.
4155 (Sized_incremental_binary::do_check_inputs): Declare.
4156 (Incremental_checker::Incremental_checker): Add incremental_inputs
4157 parameter, use it to initialize incremental_inputs_.
4158 (Incremental_checker::incremental_inputs_): New field.
4159 (Incremental_checker::command_line): New method.
4160 (Incremental_checker::inputs): New method.
4161 (Incremental_checker::command_line_): New field.
4163 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4165 * incremental.cc: Include <cstdarg> and "target-select.h".
4166 (vexplain_no_incremental): New function.
4167 (explain_no_incremental): New function.
4168 (Incremental_binary::error): New method.
4169 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4171 (make_sized_incremental_binary): New function.
4172 (open_incremental_binary): New function.
4173 (can_incrementally_link_file): Add checks if output is ELF and has
4175 * incremental.h: Include "elfcpp_file.h" and "output.h".
4176 (Incremental_binary): New class.
4177 (Sized_incremental_binary): New class.
4178 (open_incremental_binary): Declare.
4179 * object.cc (is_elf_object): Use
4180 elfcpp::Elf_recognizer::is_elf_file.
4181 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4182 * output.h (Output_file::filesize): New method.
4184 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4186 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4188 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4189 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4191 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4193 (Arm_relocate_functions::movw_abs_nc): New function.
4194 (Arm_relocate_functions::movt_abs): New function.
4195 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4196 (Arm_relocate_functions::thm_movt_abs): New function.
4197 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4198 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4199 (Scan::global): Likewise.
4200 (Relocate::relocate): Likewise.
4201 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4203 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4205 * arm.cc (Arm_relocate_functions::got_prel) New function.
4206 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4207 (Relocate::relocate): Likewise.
4208 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4210 2009-10-06 Ian Lance Taylor <iant@google.com>
4212 * options.h (class General_options): Define
4213 split_stack_adjust_size parameter.
4214 * object.h (class Object): Add uses_split_stack_ and
4215 has_no_split_stack_ fields. Add uses_split_stack and
4216 has_no_split_stack accessor functions. Declare
4217 handle_split_stack_section.
4218 (class Reloc_symbol_changes): Define.
4219 (class Sized_relobj): Define Function_offsets. Declare
4220 split_stack_adjust, split_stack_adjust_reltype, and
4222 * object.cc (Object::handle_split_stack_section): New function.
4223 (Sized_relobj::do_layout): Call handle_split_stack_section.
4224 * dynobj.cc (Sized_dynobj::do_layout): Call
4225 handle_split_stack_section.
4226 * reloc.cc (Sized_relobj::relocate_sections): Call
4227 split_stack_adjust for executable sections in split_stack
4228 objects. Pass reloc_map to relocate_section.
4229 (Sized_relobj::split_stack_adjust): New function.
4230 (Sized_relobj::split_stack_adjust_reltype): New function.
4231 (Sized_relobj::find_functions): New function.
4232 * target-reloc.h: Include "object.h".
4233 (relocate_section): Add reloc_symbol_changes parameter. Change
4235 * target.h (class Target): Add calls_non_split method. Declare
4236 do_calls_non_split virtual method. Declare match_view and
4238 * target.cc: Include "elfcpp.h".
4239 (Target::do_calls_non_split): New function.
4240 (Target::match_view): New function.
4241 (Target::set_view_to_nop): New function.
4242 * gold.cc (queue_middle_tasks): Give an error if mixing
4243 split-stack and non-split-stack objects with -r.
4244 * i386.cc (Target_i386::relocate_section): Add
4245 reloc_symbol_changes parameter.
4246 (Target_i386::do_calls_non_split): New function.
4247 * x86_64.cc (Target_x86_64::relocate_section): Add
4248 reloc_symbol_changes parameter.
4249 (Target_x86_64::do_calls_non_split): New function.
4250 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4252 * powerpc.cc (Target_powerpc::relocate_section): Add
4253 reloc_symbol_changes parameter.
4254 * sparc.cc (Target_sparc::relocate_section): Add
4255 reloc_symbol_changes parameter.
4256 * configure.ac: Call AM_CONDITIONAL for the default target.
4257 * configure: Rebuild.
4258 * testsuite/Makefile.am (TEST_AS): New variable.
4259 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4260 (check_DATA): Add split_i386 and split_x86_64 files.
4261 (SPLIT_DEFSYMS): Define.
4262 (split_i386_[1234n].o): New targets.
4263 (split_i386_[124]): New targets.
4264 (split_i386_[1234r].stdout): New targets.
4265 (split_x86_64_[1234n].o): New targets.
4266 (split_x86_64_[124]): New targets.
4267 (split_x86_64_[1234r].stdout): New targets.
4268 (MOSTLYCLEANFILES): Add new executables.
4269 * testsuite/split_i386.sh: New file.
4270 * testsuite/split_x86_64.sh: New file.
4271 * testsuite/split_i386_1.s: New file.
4272 * testsuite/split_i386_2.s: New file.
4273 * testsuite/split_i386_3.s: New file.
4274 * testsuite/split_i386_4.s: New file.
4275 * testsuite/split_i386_n.s: New file.
4276 * testsuite/split_x86_64_1.s: New file.
4277 * testsuite/split_x86_64_2.s: New file.
4278 * testsuite/split_x86_64_3.s: New file.
4279 * testsuite/split_x86_64_4.s: New file.
4280 * testsuite/split_x86_64_n.s: New file.
4281 * testsuite/testfile.cc (Target_test): Update relocation_section
4283 * testsuite/Makefile.in: Rebuild.
4285 2009-10-06 Ian Lance Taylor <iant@google.com>
4287 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4288 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4289 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4290 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4291 the address on ldo_addrs_.
4292 (Target_i386::Relocate::fix_up_ldo): New function.
4294 2009-10-06 Rafael Espindola <espindola@google.com>
4296 * plugin.cc (add_input_library): New.
4297 (Plugin::load): Add add_input_library to tv.
4298 (Plugin_manager::add_input_file): Add the is_lib argument.
4299 (add_input_file): Update call to Plugin_manager::add_input_file.
4300 (add_input_library): New.
4301 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4303 2009-09-30 Doug Kwan <dougkwan@google.com>
4305 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4306 symbol and call Symbol::may_need_copy_reloc to determine if
4307 a copy reloc is needed.
4308 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4309 nocopyreloc is given in command line.
4310 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4311 given in command line.
4312 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4313 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4314 of the removed Target_i386::may_need_copy_reloc.
4315 * options.h (copyreloc): New option with default value false.
4316 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4317 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4318 instead of the removed Target_powerpc::may_need_copy_reloc.
4319 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4320 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4321 instead of the removed Target_sparc::may_need_copy_reloc.
4322 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4323 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4324 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4325 instead of the removed Target_x86_64::may_need_copy_reloc.
4327 2009-09-30 Ian Lance Taylor <iant@google.com>
4329 * object.h (class Object): Remove target_ field, and target,
4330 sized_target, and set_target methods.
4331 (Object::sized_target): Remove.
4332 (class Sized_relobj): Update declarations. Remove sized_target.
4333 * object.cc (Sized_relobj::setup): Remove target parameter.
4335 (Input_objects::add_object): Don't do anything with the target.
4336 (make_elf_sized_object): Add punconfigured parameter. Change all
4337 callers. Set or test parameter target.
4338 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4340 * parameters.cc (Parameters::set_target): Change parameter type to
4342 (Parameters::default_target): Remove.
4343 (set_parameters_target): Change parameter type to be non-const.
4344 (parameters_force_valid_target): New function.
4345 (parameters_clear_target): New function.
4346 * parameters.h (class Parameters): Update declarations. Remove
4347 default_target method. Add sized_target and clear_target
4348 methods. Change target_ to be non-const.
4349 (set_parameters_target): Update declaration.
4350 (parameters_force_valid_target): Declare.
4351 (parameters_clear_target): Declare.
4352 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4353 as NULL if we aren't searching.
4354 (Add_symbols::run): Don't check for compatible target.
4355 * fileread.cc (Input_file::open_binary): Call
4356 parameters_force_valid_target.
4357 * gold.cc (queue_middle_tasks): Likewise.
4358 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4359 set_target on object.
4360 * dynobj.h (class Sized_dynobj): Update declarations.
4361 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4362 make_elf_object returns NULL.
4363 (Archive::include_member): Don't check whether object target is
4365 * output.cc (Output_section::add_input_section): Get target from
4367 (Output_section::relax_input_section): Likewise.
4368 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4370 (Sized_relobj::do_scan_relocs): Likewise.
4371 (Sized_relobj::relocate_sections): Likewise.
4372 * resolve.cc (Symbol_table::resolve): Likewise.
4373 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4374 parameter. Change all callers.
4375 (Symbol_table::add_from_object): Get target from parameters.
4376 (Symbol_table::add_from_relobj): Don't check object target.
4377 (Symbol_table::add_from_dynobj): Likewise.
4378 (Symbol_table::define_special_symbol): Get target from
4380 * symtab.h (class Symbol_table): Update declaration.
4381 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4382 parameter. Change all callers. Clear parameter target.
4383 (Binary_test): Test target here.
4384 * testsuite/object_unittest.cc (gold_testsuite): Remove
4385 target_test_pointer parameter. Change all callers.
4386 (Object_test): Test target here.
4388 2009-09-26 Ian Lance Taylor <iant@google.com>
4390 * testsuite/initpri1.c: Don't try to use constructor priorities if
4391 compiling with gcc before 4.3.
4393 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4395 * testsuite/retain_symbols_file_test.sh (check_present): Change
4396 output file name to retain_symbols_file_test.stdout.
4397 (check_absent): Likewise.
4399 2009-09-18 Craig Silverstein <csilvers@google.com>
4401 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4402 * options.cc: Include <cerrno> and <fstream>.
4403 (General_options::finalize): Parse -retain-symbols-file tag.
4404 * options.h: New flag.
4405 (General_options): New method should_retain_symbol, new
4406 variable symbols_to_retain.
4407 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4408 should_retain_symbol map.
4409 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4410 * testsuite/Makefile.in: Regenerate.
4411 * testsuite/retain_symbols_file_test.sh: New file.
4413 2009-09-18 Nick Clifton <nickc@redhat.com>
4415 * po/es.po: Updated Spanish translation.
4417 2009-09-17 Doug Kwan <dougkwan@google.com>
4419 * debug.h (DEBUG_RELAXATION): New constant.
4420 (DEBUG_ALL): Add DEBUG_RELAXATION.
4421 (debug_string_to_enum): Add relaxation debug option.
4423 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4424 Layout::Relaxation_debug_check::read_sections,
4425 Layout::Relaxation_debug_check::read_sections): New method definitions.
4426 (Layout::Layout): Initialize data members
4427 record_output_section_data_from_scrips_,
4428 script_output_section_data_list_ and relaxation_debug_check_.
4429 (Layout::save_segments, Layout::restore_segments,
4430 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4431 Layout::relaxation_loop_body): New method definitions.
4432 (Layout::finalize): Support relaxation. Move section layout code to
4433 Layout::relaxation_loop_body.
4434 (Layout::set_asection_address_from_script): Move code for orphan
4435 section placement out.
4436 (Layout::place_orphan_sections_in_script): New method definition.
4437 * layout.h (Output_segment_headers, Output_file_header):
4438 New forward class declarations.
4439 (Layout::~Layout): Define.
4440 (Layout::new_output_section_data_from_script): New method definition.
4441 (Layout::place_orphan_sections_in_script): New method declaration.
4442 (Layout::Segment_states): New type declaration.
4443 (Layout::save_segments, Layout::restore_segments,
4444 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4445 Layout::relaxation_loop_body): New method declarations.
4446 (Layout::Output_section_data_list): New type declaration.
4447 (Layout::Relaxation_debug_check): New class definition.
4448 (Layout::record_output_section_data_from_script_,
4449 Layout::script_output_section_data_list_, Layout::segment_states_,
4450 Layout::relaxation_debug_check_): New data members.
4451 * output.cc: (Output_section_headers::do_size): New method definition.
4452 (Output_section_headers::Output_section_headers): Move size
4453 computation to Output_section_headers::do_size.
4454 (Output_segment_headers::do_size): New method definition.
4455 (Output_file_header::Output_file_header): Move size computation to
4456 Output_file_header::do_size and call it.
4457 (Output_file_header::do_size): New method definition.
4458 (Output_data_group::Output_data_group): Adjust call to
4459 Output_section_data.
4460 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4461 (Output_symtab_xindex::do_write): Add array bound check.
4462 (Output_section::Input_section::print_to_mapfile): Handle
4463 RELAXED_INPUT_SECTION_CODE.
4464 (Output_section::Output_section): Initialize data member checkpoint_.
4465 (Output_section::~Output_section): Delete checkpoint object pointed
4467 (Output_section::add_input_section): Always add an Input_section if
4469 (Output_section::add_merge_input_section): Add assert.
4470 (Output_section::relax_input_section): New method definition.
4471 (Output_section::set_final_data_size): Set load address to zero for
4472 an unallocated section.
4473 (Output_section::do_address_and_file_offset_have_reset_values):
4474 New method definition.
4475 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4476 Handle relaxed input section.
4477 (Output_section::sort_attached_input_sections): Checkpoint input
4478 section list lazily.
4479 (Output_section::get_input_sections): Change type of input_sections to
4480 list of Simple_input_section pointers. Checkpoint input section list
4481 lazily. Also handle relaxed input sections.
4482 (Output_section::add_input_section_for_script): Take a reference to
4483 a Simple_input_section object instead of Relobj pointer and section
4484 index as parameter. Handle relaxed input sections.
4485 (Output_section::save_states, Output_section::restore_states): New
4487 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4488 (Output_data::is_data_size_fixed): New method definition.
4489 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4491 (Output_data::address_and_file_offset_have_reset_values): New method
4493 (Output_data::do_address_and_file_offset_have_reset_values): New method
4495 (Output_data::set_data_size): Check that data size is not fixed.
4496 (Output_data::fix_data_size): New method definition.
4497 (Output_data::is_data_size_fixed_): New data member.
4498 (Output_section_headers::set_final_data_size): New method definition.
4499 (Output_section_headers::do_size): New method declaration.
4500 (Output_segment_headers::set_final_data_size): New method definition.
4501 (Output_segment_headers::do_size): New method declaration.
4502 (Output_file_header::set_final_data_size)::New method definition.
4503 (Output_file_header::do_size)::New method declaration.
4504 (Output_section_data::Output_section_data): Add new parameter
4505 is_data_size_fixed and use it to fix data size.
4506 (Output_data_const::Output_data_const): Adjust call to base class
4507 constructor and fix data size.
4508 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4509 base class constructor and fix data size.
4510 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4511 base class constructor and fix data size.
4512 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4513 class constructor and fix data size.
4514 (Output_data_group::set_final_data_size): New method definition.
4515 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4516 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4517 class constructor and fix data size.
4518 (Output_relaxed_input_section): New class definition.
4519 (Output_section::Simple_input_section): New class definition.
4520 (Output_section::get_input_sections): Adjust parameter list.
4521 (Output_section::add_input_section_for_script): Same.
4522 (Output_section::save_states, Output_section::restore_states,
4523 Output_section::do_address_and_file_offset_have_reset_values,
4524 (Output_section::Input_section::Input_section): Handle
4525 RELAXED_INPUT_SECTION_CODE. Add new overload for
4526 Output_relaxed_input_section.
4527 (Output_section::Input_section::is_input_section,
4528 Output_section::Input_section::set_output_section): Handle relaxed
4530 (Output_section::Input_section::is_relaxed_input_section,
4531 Output_section::Input_section::output_section_data,
4532 Output_section::Input_section::relaxed_input_section): New method
4534 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4536 (Output_section::Input_section::u1_): Update comments.
4537 (Output_section::Input_section::u2_): Add new union member poris.
4538 (Output_section::Checkpoint_output_section): New classs definition.
4539 (Output_section::relax_input_section): New method declaration.
4540 (Output_section::checkpoint_): New data member.
4541 (Output_segment): Update comments.
4542 (Output_segment::Output_segment): Un-privatize copy constructor.
4543 (Output_segment::operator=): Un-privatize.
4544 * script-sections.cc (Output_section_element::Input_section_list):
4545 Change element type to Output_section::Simple_input_section.
4546 (Output_section_element_dot_assignment::set_section_addresses):
4547 Register output section data for relaxation clean up.
4548 (Output_data_exression::Output_data_expression): Adjust call to base
4549 constructor to fix data size.
4550 (Output_section_element_data::set_section_addresses): Register
4551 Output_data_expression object for relaxation clean up.
4552 (struct Input_section_info): Replace Relobj pointer and section index
4553 pair with Output_section::Simple_input_section and Convert struct to a
4555 (Input_section_sorter::operator()): Adjust access to
4556 Input_section_info data member to use accessors.
4557 (Output_section_element_input::set_section_addresses): Use layout
4558 parameter. Adjust code to use Output_section::Simple_input_section
4559 and Input_secction_info classes. Register filler for relaxation
4561 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4562 and section index pair with Output_section::Simple_input_section
4563 class. Adjust code accordingly.
4564 (Phdrs_element::release_segment): New method definition.
4565 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4567 (Script_sections::release_segments): New method definition.
4568 * gold/script-sections.h (Script_sections::release_segments): New
4570 * gold/target.h (Target::may_relax, Target::relax,
4571 Target::do_may_relax, Target::do_relax): New method definitions.
4573 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4575 * arm.cc (has_signed_unsigned_overflow): New function.
4576 (Arm_relocate_functions::abs8): New function.
4577 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4578 (Target_arm::Scan::global): Likewise.
4579 (Target_arm::relocate::relocate): Likewise.
4580 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4583 2009-09-16 Cary Coutant <ccoutant@google.com>
4585 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4586 * testsuite/Makefile.in: Regenerate.
4588 2009-09-11 Nick Clifton <nickc@redhat.com>
4590 * po/gold.pot: Updated by the Translation project.
4592 2009-09-08 Cary Coutant <ccoutant@google.com>
4594 * output.cc (Output_file::open): Add execute permission to empty file.
4595 * testsuite/Makefile.am (permission_test): New test.
4596 * testsuite/Makefile.in: Regenerate.
4598 2009-09-02 Ian Lance Taylor <iant@google.com>
4600 * output.cc (Output_file::resize): Call map_no_anonymous rather
4603 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4605 * gold.cc: Include "incremental.h".
4606 (queue_initial_tasks): Call Incremental_checker methods.
4607 * incremental.cc: Include "output.h".
4608 (Incremental_checker::can_incrementally_link_output_file): New
4610 * incremental.h (Incremental_checker): New class.
4612 * output.cc (Output_file::open_for_modification): New method.
4613 (Output_file::map_anonymous): Changed return type to bool. Record
4615 (Output_file::map_no_anonymous): New method, broken out of map.
4616 (Output_file::map): Use map_no_anonymous and map_anonymous.
4617 * output.h (class Output_file): Update declarations.
4619 2009-08-24 Cary Coutant <ccoutant@google.com>
4621 * options.h (Command_line::Pre_options): New class.
4622 (Command_line::pre_options): New member.
4623 * options.cc (gold::options::ready_to_register): New variable.
4624 (One_option::register_option): Do nothing if not registering options.
4625 Assert if same short option registered twice.
4626 (General_options::General_options): Turn off option registration when
4628 (Command_line::Pre_options::Pre_options): New constructor.
4630 2009-08-24 Cary Coutant <ccoutant@google.com>
4632 * options.h (General_options::no_keep_memory): Remove incorrect
4635 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4637 * Makefile.am (am__skiplex, am__skipyacc): New.
4638 * Makefile.in: Regenerate.
4640 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4642 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4643 (INCLUDES): ... this.
4644 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4645 (AM_CPPFLAGS): Renamed from ...
4646 (INCLUDE): ... this.
4647 * Makefile.in, testsuite/Makefile.in: Regenerate.
4649 * Makefile.in: Regenerate.
4650 * aclocal.m4: Likewise.
4651 * config.in: Likewise.
4652 * configure: Likewise.
4653 * testsuite/Makefile.in: Likewise.
4655 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4656 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4657 * Makefile.in: Regenerate.
4658 * testsuite/Makefile.in: Regenerate.
4660 2009-08-19 Cary Coutant <ccoutant@google.com>
4662 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4663 symbols in shared libraries overridden by hidden or internal symbols
4664 in the main program.
4666 2009-08-19 Chris Demetriou <cgd@google.com>
4668 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4669 checking source file names in error messages.
4671 2009-08-18 Doug Kwan <dougkwan@google.com>
4673 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4674 an elcpp::Ehdr as parameter. Adjust call to set_target.
4675 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4676 an elfcpp::Ehdr as parameter.
4677 * object.cc (Object::set_target): Remove the version that looks up
4678 a target and sets it.
4679 (Sized_relobj::setup): Take a Target object instead of
4680 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4681 (make_elf_sized_object): Find target and ask target to
4683 * object.h: (Object::set_target): Remove the version that looks up
4684 a target and sets it.
4685 (Sized_relobj::setup): Take a Target object instead of
4686 an elfcpp:Ehdr as parameter.
4687 * target.cc: Include dynobj.h.
4688 (Target::do_make_elf_object_implementation): New.
4689 (Target::do_make_elf_object): New.
4690 * target.h (Target::make_elf_object): New template declaration.
4691 (Target::do_make_elf_object): New method declarations.
4692 (Target::do_make_elf_object_implementation): New template declaration.
4694 2009-08-14 Ian Lance Taylor <iant@google.com>
4696 * gold.h (FUNCTION_NAME): Define.
4697 (gold_unreachable): Use FUNCTION_NAME.
4699 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4701 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4702 symbol in the --keep-unique list is not found.
4704 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4706 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4707 been maked as --keep-unique.
4708 (Icf::unfold_section): New function.
4709 * icf.h (Icf::unfold_section): New function.
4710 * options.h (General_options::keep_unique): New option.
4711 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4712 * testsuite/Makefile.in: Regenerate.
4713 * testsuite/icf_keep_unique_test.sh: New file.
4714 * testsuite/icf_keep_unique_test.cc: New file.
4716 2009-08-12 Cary Coutant <ccoutant@google.com>
4719 * resolve.cc (Symbol_table::resolve): Check for references from
4720 dynamic objects to hidden and internal symbols.
4721 * testsuite/Makefile.am (hidden_test.sh): New test.
4722 * testsuite/Makefile.in: Regenerate.
4723 * testsuite/hidden_test.sh: New script.
4724 * testsuite/hidden_test_1.c: New test source.
4725 * testsuite/hidden_test_main.c: New test source.
4727 2009-08-11 Doug Kwan <dougkwan@google.com>
4729 * arm.cc: Update comments.
4730 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4731 segment to locate the .ARM.exidx section if present.
4733 2009-08-09 Doug Kwan <dougkwan@google.com>
4735 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4738 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4739 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4742 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4744 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4745 valid tls_segment only for non-debug-section relocations.
4746 * testsuite/Makefile.am: Add gc_tls_test.
4747 * testsuite/Makefile.in: Regenerate.
4748 * testsuite/gc_tls_test.cc: New file.
4749 * testsuite/gc_tls_test.sh: New file.
4751 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4755 * Makefile.am (CCFILES): Add icf.cc.
4757 * Makefile.in: Regenerate.
4758 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4759 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4760 section, symbol and addend information for the relocs.
4761 * gold.cc (queue_middle_tasks): Call identical code folding.
4762 * gold.h: Add defines for multimap.
4763 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4764 to the call of finalize_local_symbols.
4765 * main.cc (main): Create object of class Icf.
4766 * object.cc (Sized_relobj::do_layout): Allow this function to be
4767 called twice during icf.
4768 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4769 to sections marked as identical by icf.
4770 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4772 (Sized_relobj::do_section_entsize): New function.
4773 * object.h (Object::section_entsize): New function.
4774 (Object::do_section_entsize): New pure virtual function.
4775 (Relobj::finalize_local_symbols): Add new parameter.
4776 (Relobj::do_section_entsize): New function.
4777 * options.h (General_options::icf): New option.
4778 (General_options::icf_iterations): New option.
4779 (General_options::print_icf_sections): New option.
4780 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4781 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4782 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4784 * symtab.cc (Symbol_table::is_section_folded): New function.
4785 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4786 to sections marked as identical by icf.
4787 * symtab.h (Symbol_table::set_icf): New function.
4788 (Symbol_table::icf): New function.
4789 (Symbol_table::is_section_folded): New function.
4790 (Symbol_table::icf_): New data member.
4791 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4792 * testsuite/Makefile.am: Add commands to build icf_test.
4793 * testsuite/Makefile.in: Regenerate.
4794 * testsuite/icf_test.sh: New file.
4795 * testsuite/icf_test.cc: New file.
4797 2009-07-24 Chris Demetriou <cgd@google.com>
4799 * layout.cc (is_compressible_debug_section): Fix incorrect
4800 comment about compressed section names.
4802 2009-07-20 Ian Lance Taylor <ian@airs.com>
4805 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4807 2009-07-16 Ian Lance Taylor <iant@google.com>
4810 * layout.h: #include <map>.
4811 (class Kept_section): Change from struct to class. Add accessors
4812 and setters. Add section size to Comdat_group mapping. Change
4813 Comdat_group to std::map. Add is_comdat_ field. Add
4814 linkonce_size field in union.
4815 (class Layout): Update declaration of find_or_add_kept_section.
4816 Don't declare find_kept_object.
4817 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4818 parameter. Add object, shndx, is_comdat, and is_group_name
4819 parameters. Change all callers. Adjust for new Kept_section.
4820 (Layout::find_kept_object): Remove.
4821 * object.cc (Sized_relobj::include_section_group): Update use of
4822 Kept_section. Rename secnum to shndx. Only record
4823 Kept_comdat_section if sections are the same size.
4824 (Sized_relobj::include_linkonce_section): Update use of
4825 Kept_section. Only record Kept_comdat_section if sections are the
4826 same size. Set size of linkonce section.
4827 (Sized_relobj::map_to_kept_section): Update call to
4828 get_kept_comdat_section.
4829 * object.h (class Sized_relobj): Rename fields in
4830 Kept_comdat_section to drop trailing underscores; change object
4831 field to Relobj*. Change Kept_comdat_section_table to store
4832 struct rather than pointer.
4833 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4834 Add kept_object and kept_shndx parameters. Change all callers.
4835 (Sized_relobj::get_kept_comdat_section): Change return type to
4836 bool. Add kept_object and kept_shndx parameters. Change all
4838 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4839 Layout::find_or_add_kept_section.
4841 2009-07-09 Ian Lance Taylor <iant@google.com>
4843 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4844 Reserve space in the hash table.
4846 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4848 * fileread.cc (File_read::get_mtime): New method.
4849 * fileread.h (Timespec): New structure.
4850 (File_read::get_mtime): New method.
4851 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4852 Renamed from timestamp_nsec.
4853 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4855 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4857 (Incremental_inputs::report_archive): Save mtime; style fix.
4858 (Incremental_inputs::report_obejct): Save mtime; style fix.
4859 (Incremental_inputs::report_script): Save mtime; style fix.
4860 (Incremental_inputs::finalize_inputs): Style fix.
4861 (Incremental_inputs::finalize): Style fix.
4862 (Incremental_inputs::create_input_section_data): Store inputs
4864 * incremental.h (Incremental_inputs::report_script): Add mtime
4866 (Incremental_inputs::Input_info::Input_info): Intialize only one
4868 (Incremental_inputs::Input_info::archive): Move to nameless
4870 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4871 (Incremental_inputs::Input_info::script): Move to nameless union.
4872 (Incremental_inputs::mtime): New field.
4873 * script.cc (read_input_script): Pass file mtime to
4875 * script.h (Script_info::inputs): Style fix.
4877 2009-07-01 Ian Lance Taylor <ian@airs.com>
4879 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4882 2009-06-24 Ian Lance Taylor <iant@google.com>
4885 * layout.cc (Layout::choose_output_section): If we find an
4886 existing section, update the flags.
4887 (Layout::create_notes): New function, broken out of
4889 (Layout::finalize): Don't create note sections.
4890 (Layout::create_note): Don't crash if linker script discards
4892 (Layout::create_gold_note): Likewise.
4893 (Layout::create_build_id): Likewise. Don't set
4894 after_input_sections on the section.
4895 (Layout::create_executable_stack_info): Remove target parameter.
4897 * layout.h (class Layout): Declare create_notes. Update
4898 declaration of create_executable_stack_info.
4899 * gold.cc (queue_middle_tasks): Call create_notes.
4900 * output.cc (Output_section::update_flags_for_input_section): Move
4901 here from output.h. If SHF_ALLOC flag is newly set, mark address
4903 * output.h (Output_data::mark_address_invalid): New function.
4904 (class Output_section): Only declare, not define,
4905 update_flags_for_input_section. Remove set_flags.
4907 2009-06-24 Ian Lance Taylor <iant@google.com>
4909 * script-sections.cc (Output_section_definition::
4910 set_section_addresses): Rename shadowing local load_address to
4913 2009-06-24 Ian Lance Taylor <iant@google.com>
4916 * reloc.cc (relocate_sections): Skip empty relocation sections.
4918 2009-06-23 Ian Lance Taylor <iant@google.com>
4921 * layout.cc (Layout::create_note): Use choose_output_section
4922 rather than make_output_section.
4924 2009-06-23 Ian Lance Taylor <iant@google.com>
4927 * options.cc (General_options::parse_V): Set printed_version_.
4928 (General_options::General_options): Initialize printed_version_.
4929 * options.h (class General_options): Add printed_version_ field.
4930 * gold.cc (queue_initial_tasks): If there are no input files,
4931 don't give a fatal error if we printed the version information.
4932 (queue_middle_tasks): If using -r with a shared object, give a
4933 fatal error rather than an ordinary error.
4935 2009-06-23 Ian Lance Taylor <iant@google.com>
4938 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4939 (Layout::make_output_section): Set have_stabstr_section_ if we see
4940 a .stab*str section.
4941 (Layout::finalize): Call link_stabs_sections.
4942 (Layout::link_stabs_sections): New file.
4943 * layout.h (class Layout): Add have_stabstr_section_ field.
4944 Declare link_stabs_sections.
4946 2009-06-23 Doug Kwan <dougkwan@google.com>
4948 * Makefile.am (libgold_a_LIBADD): New.
4949 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4950 * Makefile.in: Regenerate.
4951 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4952 * configure: Regenerate.
4953 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4954 * fileread.cc: Include sys/state.h
4955 * gold.h: Declare memmem and strndup if found missing.
4956 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4958 2009-06-23 Ian Lance Taylor <iant@google.com>
4960 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4961 * configure: Rebuild.
4963 2009-06-23 Ian Lance Taylor <iant@google.com>
4966 * object.cc (Object::section_contents): Don't try to get a view if
4967 the section has length zero.
4968 (Object::handle_gnu_warning_section): If the section is empty, use
4969 the name of the section as the warning.
4971 2009-06-23 Ian Lance Taylor <iant@google.com>
4974 * stringpool.h (class Stringpool_template): Add optimize_ field.
4975 (Stringpool_template::set_optimize): New function.
4976 * stringpool.cc (Stringpool_template::Stringpool_template):
4977 Initialize optimize_ field.
4978 (Stringpool_template::set_string_offsets): Test local optimize
4979 fild rather than parameter.
4980 * layout.cc (Layout::Layout): Call set_optimize on the section
4983 2009-06-22 Ian Lance Taylor <iant@google.com>
4986 * yyscript.y: Parse TARGET.
4987 * script.cc (script_set_target): New function.
4988 * script-c.h (script_set_target): Declare.
4989 * options.cc (General_options::string_to_object_format): Rename
4990 from string_to_object_format in anonymous namespace. Change
4992 * options.h (class General_options): Declare
4993 string_to_object_format.
4995 2009-06-22 Ian Lance Taylor <iant@google.com>
4997 * script-sections.cc (Script_sections::create_segments): Don't put
4998 program headers in a PT_LOAD segment if -n or -N.
5000 2009-06-22 Ian Lance Taylor <iant@google.com>
5003 * options.h (class General_options): Add -z lazy and -z now. Sort
5004 -z options into alphabetical order.
5005 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5007 2009-06-21 Ian Lance Taylor <iant@google.com>
5009 * layout.cc (Layout::make_output_section): Call
5010 Target::new_output_section.
5011 (Layout::attach_allocated_section_to_segment): Put large section
5012 sections in a separate load segment with the large segment flag
5014 (Layout::segment_precedes): Sort large data segments after other
5016 (align_file_offset): New static function.
5017 (Layout::set_segment_offsets): Use align_file_offset.
5018 * output.h (class Output_section): Add is_small_section_ and
5019 is_large_section_ fields.
5020 (Output_section::is_small_section): New function.
5021 (Output_section::set_is_small_section): New function.
5022 (Output_section::is_large_section): New function.
5023 (Output_section::set_is_large_section): New function.
5024 (Output_section::is_large_data_section): New function.
5025 (class Output_segment): Add is_large_data_segment_ field.
5026 (Output_segment::is_large_data_segment): New function.
5027 (Output_segment::set_is_large_data_segment): New function.
5028 * output.cc (Output_section::Output_section): Initialize new
5030 (Output_segment::Output_segment): Likewise.
5031 (Output_segment::add_output_section): Add assertion that large
5032 data sections always go in large data segments. Force small data
5033 sections to the end of the list of data sections. Force small BSS
5034 sections to the start of the list of BSS sections. For large BSS
5035 sections to the end of the list of BSS sections.
5036 * symtab.h (class Symbol): Declare is_common_shndx.
5037 (Symbol::is_defined): Check Symbol::is_common_shndx.
5038 (Symbol::is_common): Likewise.
5039 (class Symbol_table): Define enum Commons_section_type. Update
5040 declarations. Add small_commons_ and large_commons_ fields.
5041 * symtab.cc (Symbol::is_common_shndx): New function.
5042 (Symbol_table::Symbol_table): Initialize new fields.
5043 (Symbol_table::add_from_object): Put small and large common
5044 symbols in the right list.
5045 (Symbol_table::sized_finalized_symbol): Check
5046 Symbol::is_common_shndx.
5047 (Symbol_table::sized_write_globals): Likewise.
5048 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5049 common symbol lists. Don't call do_allocate_commons_list if the
5051 (Symbol_table::do_allocate_commons_list): Remove is_tls
5052 parameter. Add comons_section_type parameter. Change all
5053 callers. Handle small and large common symbols.
5054 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5055 Symbol::is_common_shndx.
5056 * resolve.cc (symbol_to_bits): Likewise.
5057 * target.h (Target::small_common_shndx): New function.
5058 (Target::small_common_section_flags): New function.
5059 (Target::large_common_shndx): New function.
5060 (Target::large_common_section_flags): New function.
5061 (Target::new_output_section): New function.
5062 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5063 small_common_section_flags, and large_common_section_flags
5065 (Target::do_new_output_section): New virtual function.
5066 * arm.cc (Target_arm::arm_info): Initialize new fields.
5067 * i386.cc (Target_i386::i386_info): Likewise.
5068 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5070 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5071 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5072 (Target_x86_64::do_new_output_section): New function.
5073 * configure.ac: Define conditional MCMODEL_MEDIUM.
5074 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5075 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5076 (large_LDFLAGS): Define.
5077 * testsuite/large.c: New file.
5078 * testsuite/testfile.cc (Target_test::test_target_info):
5079 Initialize new fields.
5080 * configure, testsuite/Makefile.in: Rebuild.
5082 2009-06-05 Doug Kwan <dougkwan@google.com>
5084 * Makefile.am (CCFILES): Add target.cc.
5085 * Makefile.in: Regenerate.
5086 * i386.cc (class Target_i386): Define new virtual method to
5087 override do_is_local_label_name in parent.
5088 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5089 local symbols if --discard-locals or -X is given.
5090 * options.h (class General_options): Declare new options
5091 '--discard-locals' and '-X' for discarding locals.
5092 * target.h (class Target): Define new methods is_local_label_name.
5093 Declare new virtual method do_is_local_label_name.
5094 * target.cc: New file.
5095 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5096 (check_SCRIPTS): Add discard_locals_test.sh.
5097 (check_DATA): Add discard_local_tests.syms.
5098 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5099 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5100 * testsuite/Makefile.in: Regenerate.
5101 * testsuite/discard_locals_test.c: New file.
5102 * testsuite/discard_locals_test.sh: Same.
5104 2009-06-05 Doug Kwan <dougkwan@google.com>
5106 * object.cc (Sized_relobj::Sized_relobj): Initialize
5107 discarded_eh_frame_shndx_ to -1U.
5108 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5110 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5111 a discarded .eh_frame section.
5112 (Sized_relobj::do_finalize_local_symbols): Ditto.
5113 * object.h (class Sized_relobj): Declare new member
5114 discarded_eh_frame_shndx_.
5115 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5116 (local_labels_test.o, local_labels_test): New rules.
5117 * testsuite/Makefile.in: Regenerate.
5119 2009-06-04 Doug Kwan <dougkwan@google.com>
5121 * layout.cc (Layout::section_name_mapping): Add mapping for
5122 special ARM sections.
5124 2009-06-03 Doug Kwan <dougkwan@google.com>
5126 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5127 (utils::has_overflow): Same.
5129 2009-06-03 Ian Lance Taylor <iant@google.com>
5131 * layout.cc (Layout::section_name_mapping): New array, replacing
5132 Layout::linkonce_mapping.
5133 (Layout::section_name_mapping_count): New variable, replacing
5134 Layout::linkonce_mapping_count.
5135 (Layout::linkonce_output_name): Remove.
5136 (Layout::output_section_name): Rewrite.
5137 * layout.h (class Layout): Rename Linkonce_mapping to
5138 Section_name_mapping, linkonce_mapping to section_name_mapping,
5139 linkonce_mapping_count to section_name_mapping_count. Don't
5140 declare linkonce_output_name.
5142 2009-06-03 Doug Kwan <dougkwan@google.com>
5144 * gold/arm.cc (namespace utils): New.
5145 (Target_arm::reloc_is_non_pic): Define new method.
5146 (class Arm_relocate_functions): New.
5147 (Target_arm::Relocate::relocate): Handle relocation types used by
5150 2009-06-03 Ian Lance Taylor <iant@google.com>
5152 * arm.cc (Target_arm::scan::global): Use || instead of |.
5154 2009-06-02 Doug Kwan <dougkwan@google.com>
5156 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5157 issued_non_pic_error_.
5158 (class Target_arm::Scan): Declare new method check_non_pic.
5159 Define new method symbol_needs_plt_entry.
5160 Declare new data member issued_non_pic_error_.
5161 (class Target_arm::Relocate): Declare new method
5162 should_apply_static_reloc.
5163 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5164 (Target_arm::Scan::check_non_pic): Define new method.
5165 (Target_arm::Scan::local): Handle a small subset of reloc types used
5167 (Target_arm::Scan::local): Same.
5168 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5170 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5172 * incremental.cc (Incremental_inputs::report_command_line): Filter
5173 out --incremental-* options.
5175 2009-05-29 Doug Kwan <dougkwan@google.com>
5177 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5179 (class Target_arm): Update comment.
5180 (Target_arm::Target_arm): Initialize new data members GOT_,
5181 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5182 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5183 and Target_arm::rel_dyn_section.
5184 Declare new_enum Target_arm::Got_type.
5185 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5187 Update commments for member do_dynsym_value.
5188 (Target_arm::got_size, Target_arm::plt_section,
5189 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5190 new methods inside class defintion.
5191 (Target_arm::got_section): Define new method.
5192 (Target_arm::rel_dyn_section): Same.
5193 (Output_data_plt_arm): New template class.
5194 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5195 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5196 (Output_data_plt_arm::add_entry): Same.
5197 (Output_data_plt_arm::first_plt_entry): Define new
5198 static data member for PLT instruction template.
5199 (Output_data_plt_arm::plt_entry): Same.
5200 (Output_data_plt_arm::do_write): Define new method.
5201 (Target_arm::make_plt_entry): Same.
5202 (Target_arm::do_finalize_sections): Same.
5203 (Target_arm::do_dynsym_value): Same.
5205 2009-05-28 Doug Kwan <dougkwan@google.com>
5207 * Makefile.am (TARGETSOURCES): Add arm.cc.
5208 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5209 * Makefile.in: Regenerate.
5211 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5213 2009-05-26 Doug Kwan <dougkwan@google.com>
5215 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5216 (General_options::check_excluded_libs): Strip off directories in
5217 archive name before matching like GNU ld does.
5218 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5219 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5220 (exclude_libs_test_LDFLAGS): Add linker option
5221 -Wl,--exclude-libs,libexclude_libs_test_3
5222 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5223 an explicit archive without using -l.
5224 (alt/libexclude_libs_test_3.a): New make rule.
5225 * testsuite/Makefile.in: Regenerate.
5226 * testsuite/exclude_libs_test.c : Declare lib3_default().
5228 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5229 * exclude_libs_test_3.c: New file.
5231 2009-05-26 Nick Clifton <nickc@redhat.com>
5233 * po/id.po: New Indonesian translation.
5234 * po/gold.pot: Updated template file.
5236 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5238 * testsuite/Makefile.am: Add -ffunction-sections to compile
5239 gc_comdat_test files. Add -Wl,--gc-sections to build
5241 * testsuite/Makefile.in: Regenerate.
5242 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5244 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5246 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5247 kept comdat section was garbage collected.
5248 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5249 * testsuite/Makefile.in: Regenerate.
5250 * testsuite/gc_comdat_test.sh: New file.
5251 * testsuite/gc_comdat_test_1.cc: New file.
5252 * testsuite/gc_comdat_test_2.cc: New file.
5254 2009-05-19 Doug Kwan <dougkwan@google.com>
5256 * archive.cc (Archive::Archive): Move constructor from archive.h
5257 to here. Initialize no_export_.
5258 (Archive::get_elf_object_for_member): Set no_export flag of object.
5259 * archive.h (Archive::Archive): Move constructor body to
5261 (Archive::no_export): New method.
5262 (Archive::no_export_): New field.
5263 * object.h (Object::Object): Initialize no_export_ to false.
5264 (Object::no_export, Object::set_no_export): New methods.
5265 (Object::no_export_): New field.
5266 * options.cc (General_options::parse_exclude_libs): New method.
5267 (General_options::check_excluded_libs) Same.
5268 * options.h (exclude_libs): New option.
5269 (General_options::check_excluded_libs): New method declaration.
5270 (General_options::excluded_libs_): New field.
5271 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5272 default or protected visibility if an object has no-export flag set.
5273 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5274 (check_SCRIPTS): Add exclude_libs_test.sh.
5275 (check_DATA): Add exclude_libs_test.syms.
5276 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5277 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5278 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5279 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5280 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5281 libexclude_libs_test_2.a): New rules.
5282 * testsuite/Makefile.in: Regenerate.
5283 * testsuite/exclude_libs_test.c: New file.
5284 * testsuite/exclude_libs_test.sh: Ditto.
5285 * testsuite/exclude_libs_test_1.c: Ditto.
5286 * testsuite/exclude_libs_test_2.c: Ditto.
5288 2009-05-15 Ian Lance Taylor <iant@google.com>
5290 * configure.ac: Check for declarations for cases where libiberty.h
5291 checks HAVE_DECL_xxx.
5292 * configure, config.in: Rebuild.
5294 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5296 * gold.h (Incremental_argument_list): Remove (invalid) forward
5298 * incremental.cc (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::finalize): Call finalize_inputs().
5303 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5304 Create inputs entries.
5305 * incremental.h (Incremental_input_type): New enum.
5306 (Incremental_inputs::Incremental_input): Initialize new fields.
5307 (Incremental_inputs::report_inputs): New method.
5308 (Incremental_inputs::report_achive): New method.
5309 (Incremental_inputs::report_object): New method.
5310 (Incremental_inputs::report_script): New method.
5311 (Incremental_inputs::finalize_inputs): New method.
5312 (Incremental_inputs::Input_info): New struct.
5313 (Incremental_inputs::Input_info_map): New typedef.
5314 (Incremental_inputs::lock_): New field.
5315 (Incremental_inputs::Inputs_): New field.
5316 (Incremental_inputs::Inputs_map): New field.
5317 * main.cc (main): Call Incremental_input::report_inputs.
5318 * options.h (Input_argument_list): Typedef moved from
5320 (Input_file_group::Files): Remove, use ::Input_argument_list.
5321 (Input_file_group::Input_argument_list): Remove, use
5322 ::Input_argument_list.
5323 * plugin.cc (Plugin_manager::add_input_file): Add error in
5325 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5327 * script.cc (read_input_script): Call
5328 Incremental_input::report_script.
5329 * script.h (Script_info): New class.
5331 2009-04-27 Ian Lance Taylor <iant@google.com>
5333 * x86_64.cc (do_adjust_output_section): Set entsize to
5336 2009-04-23 Elliott Hughes <enh@google.com>
5338 * output.cc (Output_file::close): After short writes, continue
5339 writing from the correct offset in the buffer being written.
5341 2009-04-23 Chris Demetriou <cgd@google.com>
5343 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5344 * configure: Regenerate.
5345 * config.in: Regenerate.
5346 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5347 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5349 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5351 * incremental.cc (Incremental_inputs_header_data): Renamed from
5352 Incremental_input_header_data.
5353 (Incremental_inputs_header_data::data_size): New field.
5354 (Incremental_inputs_header_data::put_input_file_count): Renamed
5355 from input_file_count.
5356 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5357 from command_line_offset.
5358 (Incremental_inputs_header_data::put_reserved): Renamed from
5360 (Incremental_inputs_entry_data): Renamed from
5361 Incremental_input_entry_data.
5362 (Incremental_inputs_entry_data::data_size): New field.
5363 (Incremental_inputs::report_command_line): New method.
5364 (Incremental_inputs::finalize): New method.
5365 (Incremental_inputs::create_incremental_inputs_data): New method.
5366 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5367 * incremental.h: New file.
5368 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5369 (Layout::finalize): Create incremental inputs section in
5371 (Layout::create_incremental_info_sections): New method.
5372 * layout.h (Layout::incremental_inputs): New method.
5373 (Layout::create_incremental_info_sections): New method.
5374 (Layout::incremental_inputs_): New field.
5375 * main.cc (main): Notify Incremental_input of the command line.
5377 2009-04-01 Ian Lance Taylor <iant@google.com>
5378 Mikolaj Zalewski <mikolajz@google.com>
5380 * gold.h (reserve_unordered_map): Define, three versions, one for
5381 each version of Unordered_map.
5382 * layout.cc (Layout::Layout): Remove options parameter. Add
5383 number_of_input_files parameter. Don't initialize options_.
5384 Initialize number_of_input_files_ and resized_signatures_. Move
5385 sections_are_attached_.
5386 (Layout::layout_group): Reserve space for group_signatures_.
5387 (Layout::find_or_add_kept_section): Change name parameter to be a
5388 reference. Resize signatures_ map when it gets large enough.
5389 (Layout::layout_eh_frame): Use parameters->options() instead of
5391 (Layout::make_output_section): Likewise.
5392 (Layout::attach_allocated_section_to_segment): Likewise.
5393 (Layout::finalize, Layout::create_executable_stack): Likewise.
5394 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5395 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5396 * layout.h (class Layout): Update declarations. Remove options_
5397 field. Add number_of_input_files_ and resized_signatures_
5398 fields. Move sections_are_attached_ field.
5399 * main.cc (main): Pass number of input files to Layout
5400 constructor. Don't pass options.
5402 2009-03-30 Ian Lance Taylor <iant@google.com>
5404 * ffsll.c (ffsll): Correct implementation.
5406 2009-03-27 Ian Lance Taylor <iant@google.com>
5408 * ffsll.c: New file.
5409 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5410 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5411 * ftruncate.c (ftruncate): Declare before definition.
5412 * mremap.c (mremap): Likewise.
5413 * pread.c (pread): Likewise.
5414 * configure, Makefile.in, config.in: Rebuild.
5416 * mremap.c: New file.
5417 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5418 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5419 (mremap): Declare if HAVE_MREMAP is not defined.
5420 * configure, Makefile.in, config.in: Rebuild.
5422 2009-03-27 Cary Coutant <ccoutant@google.com>
5424 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5425 position independent.
5426 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5427 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5429 2009-03-24 Cary Coutant <ccoutant@google.com>
5431 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5433 (needs_dynamic_reloc): Likewise.
5435 2009-03-24 Ian Lance Taylor <iant@google.com>
5437 * yyscript.y (file_cmd): Recognize EXTERN.
5438 (extern_name_list, extern_name_list_body): New nonterminals.
5439 * script.cc (script_add_extern): Define.
5440 * script-c.h (script_add_extern): Declare.
5442 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5444 * object.cc (is_elf_object): Define.
5445 * object.h (is_elf_object): Declare.
5446 * archive.cc (Archive::get_elf_object_for_member): Call
5448 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5450 2009-03-24 Elliott Hughes <enh@google.com>
5452 * output.cc (Output_file::map_anonymous): Define.
5453 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5454 try an anonymous one. Report the size if the mmap fails.
5455 * output.h (class Output_file): Declare map_anonymous.
5457 2009-03-24 Ian Lance Taylor <iant@google.com>
5459 * target-select.cc (instantiate_target): Don't acquire the lock if
5460 the instantiated_target_ field has already been set.
5462 2009-03-23 Ian Lance Taylor <iant@google.com>
5464 * gold-threads.h (class Initialize_lock): Define.
5465 * gold-threads.cc (class Initialize_lock_once): Define.
5466 (initialize_lock_control): New static variable.
5467 (initialize_lock_pointer): New static variable.
5468 (initialize_lock_once): New static function.
5469 (Initialize_lock::Initialize_lock): Define.
5470 (Initialize_lock::initialize): Define.
5471 * target-select.h: Include "gold-threads.h".
5472 (class Target_selector): Add lock_ and initialize_lock_ fields.
5473 Don't define instantiate_target, just declare it.
5474 * target-select.cc (Target_selector::Target_selector): Initialize
5476 (Target_selector::instantiate_target): Define.
5477 * descriptors.h: Include "gold-threads.h".
5478 (class Descriptors): Add initialize_lock_ field.
5479 * descriptors.cc (Descriptors::Descriptors): Initialize new
5481 (Descriptors::open): Use initialize_lock_ field
5482 * errors.h (class Errors): Add initialize_lock_ field.
5483 * errors.cc (Errors::Errors): Initialize new field.
5484 (Errors::initialize_lock): Use initialize_lock_ field.
5485 * powerpc.cc (class Target_selector_powerpc): Remove
5486 instantiated_target_ field. In do_recognize call
5487 instantiate_target rather than do_instantiate_target. In
5488 do_instantiate_target just allocate a new target.
5489 * sparc.cc (class Target_selector_sparc): Likewise.
5491 * freebsd.h: New file.
5492 * i386.cc: Include "freebsd.h".
5493 (Target_i386): Derive from Target_freebsd rather than
5495 (Target_selector_i386): Derive from Target_selector_freebsd rather
5496 than Target_selector.
5497 * x86_64.cc: Include "freebsd.h".
5498 (Target_x86_64): Derive from Target_freebsd rather than
5500 (Target_selector_x86_64): Derive from Target_selector_freebsd
5501 rather than Target_selector.
5502 * target.h (class Target): Add adjust_elf_header and
5503 do_adjust_elf_header.
5504 * output.cc (Output_file_header:: do_sized_write): Call target
5505 adjust_elf_header routine.
5506 * configure.tgt: Set targ_osabi.
5507 * configure.ac: Define GOLD_DEFAULT_OSABI.
5508 * parameters.cc (Parameters::default_target): Pass
5509 GOLD_DEFAULT_OSABI to select_target.
5510 * target-select.h (class Target_selector): Make instantiate_target
5511 protected rather than private.
5512 * Makefile.am (HFILES): Add freebsd.h.
5513 * configure, Makefile.in, config.in: Rebuild.
5515 * merge.cc (do_add_input_section): Correct pend value. Change
5516 message about last entry not being null terminated from error to
5519 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5521 * incremental.cc: New file.
5522 * Makefile.am (CCFILES): Add incremental.cc.
5523 * Makefile.in: Rebuild.
5525 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5527 * layout.cc (Layout::output_section_name): Preserve names
5528 of '.note.' sections.
5530 2009-03-19 Ian Lance Taylor <iant@google.com>
5532 * descriptors.cc (Descriptors::open): Check that the options are
5533 valid before using them.
5535 2009-03-18 Ian Lance Taylor <iant@google.com>
5537 * script-sections.h: Include <list>.
5538 (class Script_sections): Change Sections_elements from std::vector
5539 to std::list. Typedef public Elements_iterator. Add
5540 orphan_section_placement_, data_segment_align_start_, and
5541 saw_data_segment_align_ fields. Remove data_segment_align_index_
5543 * script-sections.cc (class Orphan_section_placement): New class.
5544 (class Sections_element): Add virtual functions is_relro and
5545 orphan_section_init. Remove virtual function place_orphan_here.
5546 (class Output_section_definition): Add is_relro and
5547 orphan_section_init. Remove place_orphan_here.
5548 (class Orphan_output_section): Likewise.
5549 (Script_sections::Script_sections): Update for field changes.
5550 (Script_sections::data_segment_align): Set saw_data_segment_align_
5551 and data_segment_align_start_, not data_segment_align_index.
5552 (Script_sections::data_segment_relro_end): Check
5553 saw_data_segment_align_. Use data_segment_align_start_ rather
5554 than data_segment_align_index_.
5555 (Script_sections::place_orphan): Rewrite to use
5556 Orphan_section_placement.
5558 2009-03-17 Ian Lance Taylor <iant@google.com>
5560 * archive.cc (Archive::add_symbols): Check for a version attached
5561 to the symbol name in the archive map.
5562 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5563 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5564 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5565 (ver_test_11.a): New target.
5566 * testsuite/Makefile.in: Rebuild.
5568 * configure.ac: Check for chsize and posix_fallocate. Replace
5570 * ftruncate.c: New file, from gnulib.
5571 * output.cc (posix_fallocate): Define dummy version if not
5572 HAVE_POSIX_FALLOCATE.
5573 (Output_file::map): Call posix_fallocate rather than lseek and
5575 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5576 * configure, Makefile.in, config.in: Rebuild.
5578 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5580 * layout.h (Layout::create_note): Add section_name parameter.
5581 * layout.cc (Layout::create_note): Likewise.
5582 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5584 2009-03-17 Ian Lance Taylor <iant@google.com>
5586 * descriptors.cc: Include "options.h".
5587 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5588 (Descriptors::open): Always use O_CLOEXEC when opening a new
5589 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5590 then set FD_CLOEXEC.
5592 * sparc.cc (class Target_sparc): Add has_got_section.
5593 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5594 make sure we have a GOT section.
5596 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5597 (Target_sparc::Scan::local): Likewise.
5598 (Target_sparc::Scan::global): Likewise.
5599 (Target_sparc::Relocate::relocate): Likewise.
5600 (Target_sparc::Relocate::relocate_tls): Likewise.
5602 * symtab.cc (Symbol_table::define_default_version): New function,
5603 broken out of add_from_object.
5604 (Symbol_table::add_from_object): Call define_default_version.
5605 (Symbol_table::define_special_symbol): Add resolve_oldsym
5606 parameter. Change all callers. If the version for a symbol comes
5607 from a version script, resolve it with the symbol with the same
5608 name with no version. Also add the symbol without a version if
5610 (do_define_in_output_data): If resolving with oldsym, don't delete
5612 (do_define_in_output_segment): Likewise.
5613 (do_define_as_constant): Likewise.
5614 * symtab.h (class Symbol_table): Update declarations.
5616 2009-03-13 Ian Lance Taylor <iant@google.com>
5618 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5619 (Read_symbols::requeue): New function.
5620 (Read_symbols::do_read_symbols): If make_elf_object fails because
5621 the target type is not configured, and the file was searched for,
5622 issue a warning and retry with the next directory.
5623 (Add_symbols::run): If the file has an incompatible format, and
5624 it was searched for, requeue the Read_symbols task. On error,
5626 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5627 dirindex parameter to constructor. Change all callers. Declare
5628 incompatible_warning and requeue.
5629 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5630 input_argument_ and input_group_ fields. Add them to
5631 constructor. Change all callers.
5632 (class Read_script): Add dirindex_ field. Add it to constructor.
5634 * archive.cc (Archive::setup): Remove input_objects parameter.
5636 (Archive::get_file_and_offset): Likewise.
5637 (Archive::read_all_symbols): Likewise.
5638 (Archive::read_symbols): Likewise.
5639 (Archive::get_elf_object_for_member): Remove input_objects
5640 parameter. Add punconfigured parameter. Change all callers.
5641 (Archive::add_symbols): Change return type to bool. Check return
5642 value of include_member.
5643 (Archive::include_all_members): Likewise.
5644 (Archive::include_member): Change return type to bool. Return
5645 false if first included object has incompatible target. Set
5646 included_member_ field.
5647 (Add_archive_symbols::run): If add_symbols returns false, requeue
5649 * archive.h (class Archive): Add included_member_ field.
5650 Initialize it in constructor. Add input_file and searched_for
5651 methods. Update declarations.
5652 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5653 input_argument_ fields. Add them to constructor. Change all
5655 * script.cc: Include "target-select.h".
5656 (class Parser_closure): Add skip_on_incompatible_target_ and
5657 found_incompatible_target_ fields. Add
5658 skip_on_incompatible_target parameter to constructor. Change all
5659 callers. Add methods skip_on_incompatible_target,
5660 clear_skip_on_incompatible_target, found_incompatible_target, and
5661 set_found_incompatible_target.
5662 (read_input_script): Add dirindex parameter. Change all callers.
5663 If parser finds an incompatible target, requeue Read_symbols
5665 (script_set_symbol): Clear skip_on_incompatible_target in
5667 (script_add_assertion, script_parse_option): Likewise.
5668 (script_start_sections, script_add_phdr): Likewise.
5669 (script_check_output_format): New function.
5670 * script.h (read_input_script): Update declaration.
5671 * script-c.h (script_check_output_format): Declare.
5672 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5673 (ignore_cmd): Remove OUTPUT_FORMAT.
5674 * fileread.cc (Input_file::Input_file): Add explicit this.
5675 (Input_file::will_search_for): New function.
5676 (Input_file::open): Add pindex parameter. Change all callers.
5677 * fileread.h (class Input_file): Add input_file_argument method.
5678 Declare will_search_for. Update declarations.
5679 * object.cc (make_elf_object): Add punconfigured parameter.
5681 * object.h (class Object): Make input_file public. Add
5682 searched_for method.
5683 (make_elf_object): Update declaration.
5684 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5686 * dirsearch.h (class Dirsearch): Update declaration.
5687 * options.h (class General_options): Add --warn-search-mismatch.
5688 * parameters.cc (Parameters::is_compatible_target): New function.
5689 * parameters.h (class Parameters): Declare is_compatible_target.
5690 * workqueue.cc (Workqueue::add_blocker): New function.
5691 * workqueue.h (class Workqueue): Declare add_blocker.
5693 * fileread.cc (Input_file::open): Remove options parameter.
5695 (Input_file::open_binary): Likewise.
5696 * script.cc (read_input_script): Likewise.
5697 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5698 options parameter from constructor. Change all callers.
5699 (class Read_script): Likewise.
5700 * fileread.h (class Input_file): Update declarations.
5701 * script.h (read_input_script): Update declaration.
5703 2009-03-10 Nick Clifton <nickc@redhat.com>
5705 * po/es.po: New Spanish translation.
5707 2009-03-06 Cary Coutant <ccoutant@google.com>
5709 * options.cc (parse_short_option): Keep dash_z from registering itself.
5711 2009-03-03 Ian Lance Taylor <iant@google.com>
5714 * target-reloc.h (relocate_section): Pass output_section to
5716 * i386.cc (Target_i386::should_apply_static_reloc): Add
5717 output_section parameter. Change all callers.
5718 (Target_i386::Relocate::relocate): Add output_section parameter.
5719 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5720 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5721 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5722 * testsuite/two_file_shared.sh: New script.
5723 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5724 (check_DATA): Add two_file_shared.dbg.
5725 (two_file_shared.dbg): New target.
5726 * testsuite/Makefile.in: Rebuild.
5728 2009-03-01 Ian Lance Taylor <iant@google.com>
5730 * configure.ac: Check for byteswap.h.
5731 * configure: Rebuild.
5732 * config.in: Rebuild.
5734 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5736 * layout.cc (Layout::find_or_add_kept_section): New function.
5737 (Layout::add_comdat): Removed.
5738 * layout.h (struct Kept_section): Move out of class Layout.
5739 Remove trailing underscores from field names. Add group_sections
5740 field. Rename group_ field to is_group. Change all uses.
5741 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5742 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5743 comdat_groups_ field.
5744 (Sized_relobj::include_section_group): Use
5745 find_or_add_kept_section and Kept_section::group_sections.
5746 (Sized_relobj::include_linkonce_section): Likewise.
5747 * object.cc (class Sized_relobj): Don't define Comdat_group or
5748 Comdat_group_table. Remove find_comdat_group and
5749 add_comdat_group. Remove comdat_groups_ field.
5750 * plugin.cc (include_comdat_group): Use
5751 Layout::find_or_add_kept_section.
5753 2009-02-28 Ian Lance Taylor <iant@google.com>
5755 * README: --gc-sections and map files are now supported. Document
5756 some build requirements.
5759 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5760 relocatable link set the value of the section symbol to zero.
5761 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5762 relocatable link don't include the section address in the local
5765 2009-02-27 Ian Lance Taylor <iant@google.com>
5768 * options.h (class Search_directory): Add is_system_directory.
5769 (class General_options): Declare is_in_system_directory.
5770 * options.cc (get_relative_sysroot): Make static.
5771 (get_default_sysroot): Make static.
5772 (General_optoins::is_in_system_directory): New function.
5773 * fileread.cc (Input_file::is_in_system_directory): New function.
5774 * fileread.h (class Input_file): Declare is_in_system_directory.
5775 * object.h (class Object): Add is_in_system_directory.
5776 (class Input_objects): Remove system_library_directory_ field.
5777 * object.cc (Input_objects::add_object): Don't set
5778 system_library_directory_.
5779 (input_objects::found_in_system_library_directory): Remove.
5780 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5781 parameter. Change all callers.
5782 (Symbol_table::sized_write_globals): Likewise.
5783 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5784 Call Object::is_in_system_directory.
5785 * symtab.h (class Symbol_table): Update declarations.
5788 * descriptors.h (Open_descriptor): Add is_on_stack field.
5789 * descriptors.cc (Descriptors::open): If the descriptor is on the
5790 top of the stack, remove it. Initialize is_on_stack field.
5791 (Descriptors::release): Only add pod to stack if it is not on the
5793 (Descriptors::close_some_descriptor): Clear stack_next and
5797 * output.cc (Output_section::find_starting_output_address): Rename
5798 from starting_output_address; add PADDR parameter; change return
5800 * output.h (class Output_section): Declare
5801 find_starting_output_address instead of starting_output_address.
5802 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5803 section symbol for which we can't find a merge section.
5806 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5807 hidden or internal, force the symbol to be local.
5808 * resolve.cc (Symbol::override_visibility): Define.
5809 (Symbol::override_base): Use override_visibility.
5810 (Symbol_table::resolve): Likewise.
5811 (Symbol::override_base_with_special): Likewise.
5812 (Symbol_table::override_with_special): If the visibility is hidden
5813 or internal, force the symbol to be local.
5814 * symtab.h (class Symbol): Add set_visibility and
5815 override_visibility.
5816 * testsuite/ver_test_1.sh: New file.
5817 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5818 (check_DATA): Add ver_test_1.syms.
5819 (ver_test_1.syms): New target.
5820 * testsuite/Makefile.in: Rebuild.
5822 2009-02-25 Cary Coutant <ccoutant@google.com>
5824 * layout.cc (Layout::choose_output_section): Don't rename sections
5825 when using a linker script that has a SECTIONS clause.
5826 * Makefile.in: Regenerate.
5828 * testsuite/Makefile.am (script_test_5.sh): New test case.
5829 * testsuite/Makefile.in: Regenerate.
5830 * testsuite/script_test_5.cc: New file.
5831 * testsuite/script_test_5.sh: New file.
5832 * testsuite/script_test_5.t: New file.
5834 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5836 * archive.cc (Archive::include_member): Update calls to add_symbols.
5837 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5838 the Layout argument.
5839 * dynobj.h (do_add_symbols): Add the Layout argument.
5840 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5842 * object.h (Object::add_symbols): Add the Layout argument.
5843 (Object::do_add_symbols): Add the Layout argument.
5844 (Sized_relobj::do_add_symbols): Add the Layout argument.
5845 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5846 Unify the two versions.
5847 (Add_plugin_symbols): Remove.
5848 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5849 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5850 (Add_plugin_symbols): Remove.
5851 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5852 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5853 (Add_symbols::run): Make it work with Pulginobj.
5855 2009-02-06 Ian Lance Taylor <iant@google.com>
5857 * object.cc (Sized_relobj::do_layout): Make info message start
5858 with lower case letter.
5860 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5862 * binary.cc: Fix file comment.
5864 * options.h (enum Incremental_disposition): Define.
5865 (class General_options): Add new options: --incremental,
5866 --incremental_changed, --incremental_unchanged,
5867 --incremental_unknown. Add incremental_disposition_ and
5868 implicit_incremental_ fields.
5869 (General_options::incremental_disposition): New function.
5870 (class Position_dependent_options): Add incremental_disposition
5872 (Position_dependent_options::copy_from_options): Set incremental
5874 * options.cc (General_options::parse_incremental_changed): New
5876 (General_options::parse_incremental_unchanged): New function.
5877 (General_options::parse_incremental_unknown): New function.
5878 (General_options::General_options): Initialize new fields
5879 incremental_disposition_ and implicit_incremental_.
5880 (General_options::finalize): Check for uasge of --incremental-*
5881 without --incremental.
5883 2009-02-06 Chris Demetriou <cgd@google.com>
5885 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5886 pointer and to report location as the file name associated with
5888 (gold_undefined_symbol_at_location): New function to replace the
5889 old gold_undefined_symbol functionality.
5890 * target-reloc.h (relocate_section): Update to use
5891 gold_undefined_symbol_at_location.
5892 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5893 Call gold_undefined_symbol function rather than gold_error.
5894 * errors.h (Errors::undefined_symbol): Take location as a
5895 string, rather than calculating it from a relocation.
5896 * errors.cc (Errors::fatal): Print "fatal error:" before the
5898 (Errors::error, Errors::error_at_location): Print "error: "
5899 before the formatted message.
5900 (Errors::undefined_symbol): Take location as a string, rather
5901 than calculating it from a relocation.
5902 (gold_undefined_symbol_at_location): New function akin to
5903 old gold_undefined_symbol, calculates location from relocation.
5904 (gold_undefined_symbol): Change to take only a Symbol pointer
5905 and to report location as the file name associated with the symbol.
5906 * testsuite/debug_msg.sh: Update for changed error messages.
5907 * testsuite/undef_symbol.sh: Likewise.
5909 2009-02-04 Duncan Sands <baldrick@free.fr>
5912 * reduced_debug_output.h
5913 (Output_reduced_debug_abbrev_section::failed): Use format for
5915 (Output_reduced_debug_info_section::faild): Likewise.
5917 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5919 * script.cc (Lazy_demangler): New class.
5920 (Version_script_info::get_symbol_version_helper): Demangle a
5923 2009-01-29 Cary Coutant <ccoutant@google.com>
5925 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5927 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5929 2009-01-28 Ian Lance Taylor <iant@google.com>
5931 * version.cc (version_string): Bump to 1.9.
5933 * gold.h: Include <cstring> and <stdint.h>.
5934 * version.cc: Include <cstdio>.
5935 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5937 * reduced_debug_output.cc (insert_into_vector): Rename from
5938 Insert_into_vector; change all callers. Use Swap_unaligned to
5939 avoid aliasing issue; remove union since it is unnecessary.
5941 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5943 * Makefile.am (CCFILES): Add gc.cc.
5945 * Makefile.in: Regenerate.
5946 * gold.cc (Gc_runner): New class.
5947 (queue_initial_tasks): Call garbage collection related tasks
5948 when corresponding options are invoked.
5949 (queue_middle_gc_tasks): New function.
5950 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5951 processed early before laying out sections during garbage collection.
5952 * gold.h (queue_middle_gc_tasks): New function.
5953 (is_prefix_of): Move from "layout.cc".
5954 * i386.cc (Target_i386::gc_process_relocs): New function.
5955 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5956 * main.cc (main): Create object of class "Garbage_collection".
5957 * object.cc (Relobj::copy_symbols_data): New function.
5958 (Relobj::is_section_name_included): New function.
5959 (Sized_relobj::do_layout): Allow this function to be called twice
5960 during garbage collection and defer layout of section during the
5962 * object.h (Relobj::get_symbols_data): New function.
5963 (Relobj::is_section_name_included): New function.
5964 (Relobj::copy_symbols_data): New function.
5965 (Relobj::set_symbols_data): New function.
5966 (Relobj::get_relocs_data): New function.
5967 (Relobj::set_relocs_data): New function.
5968 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5969 (Relobj::gc_process_relocs): New function.
5970 (Relobj::do_gc_process_relocs): New pure virtual function.
5971 (Relobj::sd_): New data member.
5972 (Sized_relobj::is_output_section_offset_invalid): New function.
5973 (Sized_relobj::do_gc_process_relocs): New function.
5974 * options.h (General_options::gc_sections): Modify to not be a no-op.
5975 (General_options::print_gc_sections): New option.
5976 * plugin.cc (Plugin_finish::run): Remove function call to
5977 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5978 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5979 * reloc.cc (Read_relocs::run): Add task to process relocs and
5980 determine unreferenced sections when doing garbage collection.
5981 (Gc_process_relocs): New class.
5982 (Sized_relobj::do_gc_process_relocs): New function.
5983 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5984 sections that are garbage collected.
5985 * reloc.h (Gc_process_relocs): New class.
5986 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5987 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5988 symbols whose corresponding sections are garbage collected.
5989 (Symbol_table::Symbol_table): Add new parameter for the garbage
5991 (Symbol_table::gc_mark_undef_symbols): New function.
5992 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5993 (Symbol_table::gc_mark_dyn_syms): New function.
5994 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5996 (Symbol_table::add_from_object): Likewise.
5997 (Symbol_table::add_from_relobj): When building shared objects, do not
5998 treat externally visible symbols as garbage.
5999 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6000 table information for static and relocatable links.
6001 * symtab.h (Symbol_table::set_gc): New function.
6002 (Symbol_table::gc): New function.
6003 (Symbol_table::gc_mark_undef_symbols): New function.
6004 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6005 (Symbol_table::gc_mark_dyn_syms): New function.
6006 (Symbol_table::gc_): New data member.
6007 * target.h (Sized_target::gc_process_relocs): New pure virtual
6009 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6010 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6012 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6014 * options.h (General_options::gc_sections): Define as a no-op for now.
6015 (General_options::no_keep_memory): Ditto.
6016 (General_options::Bshareable): Define.
6017 * options.cc (General_options::finalize): Honor -Bshareable.
6019 2009-01-20 Andreas Schwab <schwab@suse.de>
6021 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6022 read the value in the contents, since we don't use it. Use the
6023 template endianness when writing.
6024 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6026 2009-01-19 Andreas Schwab <schwab@suse.de>
6028 * configure.tgt (powerpc64-*): Fix targ_obj.
6030 2009-01-15 Ian Lance Taylor <iant@google.com>
6032 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6033 local symbols when stripping all symbols.
6035 2009-01-14 Cary Coutant <ccoutant@google.com>
6037 * output.cc (Output_reloc): Add explicit instantiations.
6039 2009-01-14 Cary Coutant <ccoutant@google.com>
6041 * archive.cc (Archive::get_elf_object_for_member): Remove call
6042 to File_read::claim_for_plugin.
6043 * descriptors.cc (Descriptors::open): Remove reference to
6045 (Descriptors::claim_for_plugin): Remove.
6046 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6047 (Descriptors::is_claimed): Remove.
6048 (claim_descriptor_for_plugin): Remove.
6049 * fileread.cc (File_read::claim_for_plugin): Remove.
6050 * fileread.h (File_read::claim_for_plugin): Remove.
6051 (File_read::descriptor): Reopen descriptor if necessary.
6052 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6053 (Plugin_manager::all_symbols_read): Add task parameter. Change
6055 (Plugin_manager::get_input_file): New function.
6056 (Plugin_manager::release_input_file): New function.
6057 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6058 corresponding data member.
6059 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6060 and pass to base constructor. Change all callers.
6061 (get_input_file, release_input_file): New functions.
6062 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6063 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6064 (Plugin_manager::all_symbols_read): Add task parameter.
6065 (Plugin_manager::get_input_file): New function.
6066 (Plugin_manager::release_input_file): New function.
6067 (Plugin_manager::task_): New data member.
6068 (Pluginobj::Pluginobj): Add filesize parameter.
6069 (Pluginobj::filename): New function.
6070 (Pluginobj::descriptor): New function.
6071 (Pluginobj::filesize): New function.
6072 (Pluginobj::filesize_): New data member.
6073 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6074 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6075 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6077 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6078 with archive libraries.
6079 * testsuite/Makefile.in: Regenerate.
6080 * testsuite/plugin_test.c (struct sym_info): New type.
6081 (get_input_file, release_input_file): New static variables.
6082 (onload): Capture new transfer vector entries.
6083 (claim_file_hook): Stop reading at end of file according to filesize.
6084 Factor out parsing of readelf output into separate function.
6085 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6086 APIs and get the source file name from the symbol table. Convert
6087 source file name to corresponding object file name. Print info
6088 message when adding new input files.
6089 (parse_readelf_line): New function.
6090 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6091 * testsuite/plugin_test_2.sh: Likewise.
6092 * testsuite/plugin_test_3.sh: Likewise.
6093 * testsuite/plugin_test_4.sh: New test case.
6095 2009-01-07 Ian Lance Taylor <iant@google.com>
6097 * version.cc (version_string): Bump to 1.8.
6099 2008-12-23 Cary Coutant <ccoutant@google.com>
6101 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6102 * plugin.cc (Plugin_manager::finish): Rename as
6103 layout_deferred_objects. Move cleanup to separate function.
6104 (Plugin_manager::cleanup): New function.
6105 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6107 * plugin.h (Plugin_manager::finish): Rename as
6108 layout_deferred_objects.
6109 (Plugin_manager::cleanup): New function.
6110 (Plugin_manager::cleanup_done): New field.
6112 2008-12-23 Cary Coutant <ccoutant@google.com>
6114 * plugin.cc (is_visible_from_outside): New function.
6115 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6116 so we don't return "IR only" status for exported symbols or -r links.
6118 * testsuite/Makefile.am (plugin_test_3): New test case.
6119 * testsuite/Makefile.in: Regenerate.
6120 * testsuite/plugin_test_3.sh: New file.
6122 2008-12-22 Cary Coutant <ccoutant@google.com>
6124 * object.cc (Sized_relobj::layout_section): New function.
6125 (Sized_relobj::do_layout): Defer layout of input sections until after
6126 plugin has provided replacement files.
6127 (Sized_relobj::do_layout_deferred_sections): New function.
6128 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6129 (Relobj::layout_deferred_sections): New function.
6130 (Relobj::do_layout_deferred_sections): New function.
6131 (Sized_relobj::do_layout_deferred_sections): New function.
6132 (Sized_relobj::layout_section): New function.
6133 (Sized_relobj::Deferred_layout): New structure.
6134 (Sized_relobj::deferred_layout_): New field.
6135 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6136 Change all callers. Layout deferred sections.
6137 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6139 (Plugin_hook::run): Move code from do_plugin_hook inline.
6140 (Plugin_hook::do_plugin_hook): Remove.
6141 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6142 (Plugin_manager::finish): Renamed, was cleanup.
6143 (Plugin_manager::should_defer_layout): New function.
6144 (Plugin_manager::add_deferred_layout_object): New function.
6145 (Plugin_manager::Deferred_layout_list): New type.
6146 (Plugin_manager::deferred_layout_objects_): New field.
6147 (Plugin_hook::do_plugin_hook): Remove.
6149 2008-12-17 Ian Lance Taylor <iant@google.com>
6151 * options.h (class General_options): Add --no case for
6154 2008-12-16 Cary Coutant <ccoutant@google.com>
6156 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6158 (Plugin_manager::claim_file): Create plugin object even if
6159 plugin did not call the add_symbols callback.
6160 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6161 asking for more symbols than were added.
6162 * testsuite/Makefile.am (plugin_test_1): Add test case with
6164 (empty.syms): New target.
6165 * testsuite/Makefile.in: Regenerate.
6166 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6167 message. Don't call add_symbols if no globals.
6168 (all_symbols_read_hook): Don't provide replacement for empty
6171 2008-12-12 Ian Lance Taylor <iant@google.com>
6173 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6174 r_type == 0 for a local symbol with r_sym == 0.
6175 (scan_relocatable_relocs): Pass r_sym to
6176 local_non_section_strategy.
6177 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6180 * configure.ac: Update test for TLS descriptors: they are
6181 supported as of glibc 2.9.
6182 * configure: Rebuild.
6184 2008-12-11 Ian Lance Taylor <iant@google.com>
6187 * target-reloc.h (Default_scan_relocatable_relocs): For each
6188 function, map r_type == 0 to RELOC_DISCARD.
6190 2008-12-10 Cary Coutant <ccoutant@google.com>
6192 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6193 object to override a kept COMDAT group from a plugin object.
6195 2008-12-09 Ian Lance Taylor <iant@google.com>
6198 * yyscript.y (file_cmd): Handle INPUT.
6200 * testsuite/initpri1.c: Change all declarations to be full
6201 prototypes by adding void, to avoid compiler warnings.
6203 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6205 * options.cc (General_options::parse_plugin_opt): New.
6206 (General_options::add_plugin): The argument now is just the filename.
6207 (General_options::add_plugin_option): New.
6208 * options.h (plugin_opt): New.
6209 (add_plugin): Change argument name.
6210 (add_plugin_option): New.
6211 * plugin.cc (Plugin::load): Don't parse the plugin option.
6212 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6213 (Plugin::add_option): New.
6214 (Plugin::args_): Change type.
6215 (Plugin::filename_): New.
6216 (Plugin_manager::add_plugin_option): New.
6217 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6218 * testsuite/Makefile.in: Regenerate.
6220 2008-12-05 Cary Coutant <ccoutant@google.com>
6222 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6223 Handle --strip-lto-sections option.
6224 * options.h (strip_lto_sections): New option.
6226 2008-12-01 Cary Coutant <ccoutant@google.com>
6228 * plugin.cc (ld_plugin_message): Change format parameter to const.
6229 Fix mismatch between new[] and delete.
6231 2008-11-14 Cary Coutant <ccoutant@google.com>
6233 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6236 2008-11-05 Craig Silverstein <csilvers@google.com>
6238 * options.cc (General_options::parse_dynamic_list): New function.
6239 * options.h (General_options): New flags dynamic_list,
6240 dynamic_list_data, dynamic_list_cpp_new, and
6241 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6242 (General_options::in_dynamic_list): New function.
6243 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6244 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6245 (Lex::can_continue_name): Likewise.
6247 (read_script_file): New parameter script_options.
6248 (read_dynamic_list): New function.
6249 (Script_options::define_dynamic_list): New function.
6250 (dynamic_list_keyword_parsecodes): New variable.
6251 (dynamic_list_keywords): New variable.
6252 * script.h (Script_options::define_dynamic_list): New function
6254 (read_dynamic_list): New function prototype.
6255 * symtab.cc (strprefix): New macro.
6256 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6257 dynamic_list_data, dynamic_list_cpp_new, and
6258 dynamic_list_cpp_typeinfo.
6259 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6260 (dynamic_list_expr): New rule.
6261 (dynamic_list_nodes): Likewise.
6262 (dynamic_list_node): Likewise.
6263 * testsuite/Makefile.am (dynamic_list): New test.
6264 * testsuite/Makefile.in: Regenerated.
6265 * testsuite/dynamic_list.t: New file.
6266 * testsuite/dynamic_list.sh: New file.
6268 2008-11-05 Craig Silverstein <csilvers@google.com>
6270 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6271 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6272 (t11_last): Likewise.
6273 * testsuite/ver_test_6.c (main): Likewise.
6275 2008-10-07 Cary Coutant <ccoutant@google.com>
6277 * options.c (General_options::finalize): Add check for -static and
6279 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6282 2008-10-02 Cary Coutant <ccoutant@google.com>
6284 * plugin.cc (make_sized_plugin_object): Fix conditional
6285 compilation to work when not all targets are enabled.
6287 2008-09-29 Cary Coutant <ccoutant@google.com>
6289 * archive.cc (Archive::get_file_and_offset): Use filename instead
6290 of name to get library path.
6291 (Archive::include_member): Unlock external member of a thin archive.
6293 * testsuite/Makefile.am (TEST_AR): New variable.
6294 (thin_archive_test_1): New test.
6295 (thin_archive_test_2): New test.
6296 * testsuite/Makefile.in: Regenerate.
6297 * testsuite/thin_archive_main.cc: New file.
6298 * testsuite/thin_archive_test_1.cc: New file.
6299 * testsuite/thin_archive_test_2.cc: New file.
6300 * testsuite/thin_archive_test_3.cc: New file.
6301 * testsuite/thin_archive_test_4.cc: New file.
6303 2008-09-29 Cary Coutant <ccoutant@google.com>
6305 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6306 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6308 (Sized_relobj::do_finalize_local_symbols): Likewise.
6309 (Sized_relobj::map_to_kept_section): Likewise.
6310 * object.h (Sized_relobj::invalid_address): New constant.
6311 (Sized_relobj::do_output_section_offset): Check for invalid_address
6313 * output.cc (Output_reloc::local_section_offset): Use constant
6314 invalid_address instead of -1U.
6315 (Output_reloc::get_address): Likewise.
6316 (Output_section::output_address): Change -1U to -1ULL.
6317 * output.h (Output_reloc::invalid_address): New constant.
6318 * reloc.cc (Sized_relobj::write_sections): Use constant
6319 invalid_address instead of -1U.
6320 (Sized_relobj::relocate_sections): Likewise.
6321 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6322 values for merge sections.
6323 * target-reloc.h (relocate_for_relocatable): Use constant
6324 invalid_address instead of -1U.
6326 2008-09-19 Cary Coutant <ccoutant@google.com>
6328 Add plugin functionality for link-time optimization (LTO).
6329 * configure.ac (plugins): Add --enable-plugins option.
6330 * configure: Regenerate.
6331 * config.in: Regenerate.
6332 * Makefile.am (LIBDL): New variable.
6333 (CCFILES): Add plugin.cc.
6334 (HFILES): Add plugin.h.
6335 (ldadd_var): Add LIBDL.
6336 * Makefile.in: Regenerate.
6338 * archive.cc: Include "plugin.h".
6339 (Archive::setup): Don't preread archive symbols when using a plugin.
6340 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6341 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6343 (Archive::include_member): Add symbols from plugin objects.
6344 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6345 * descriptors.cc (Descriptors::open): Check for file descriptors
6346 abandoned by plugins.
6347 (Descriptors::claim_for_plugin): New function.
6348 * descriptors.h (Descriptors::claim_for_plugin): New function.
6349 (Open_descriptor::is_claimed): New field.
6350 (claim_descriptor_for_plugin): New function.
6351 * fileread.cc (File_read::claim_for_plugin): New function.
6352 * fileread.h (File_read::claim_for_plugin): New function.
6353 (File_read::descriptor): New function.
6354 * gold.cc: Include "plugin.h".
6355 (queue_initial_tasks): Add task to call plugin hooks for generating
6357 * main.cc: Include "plugin.h".
6358 (main): Load plugin libraries.
6359 * object.h (Pluginobj): Declare.
6360 (Object::pluginobj): New function.
6361 (Object::do_pluginobj): New function.
6362 (Object::set_target): New function.
6363 * options.cc: Include "plugin.h".
6364 (General_options::parse_plugin): New function.
6365 (General_options::General_options): Initialize plugins_ field.
6366 (General_options::add_plugin): New function.
6367 * options.h (Plugin_manager): Declare.
6368 (General_options): Add --plugin option.
6369 (General_options::has_plugins): New function.
6370 (General_options::plugins): New function.
6371 (General_options::add_plugin): New function.
6372 (General_options::plugins_): New field.
6373 * plugin.cc: New file.
6374 * plugin.h: New file.
6375 * readsyms.cc: Include "plugin.h".
6376 (Read_symbols::do_read_symbols): Check for archive before checking
6377 for ELF file. Call plugin hooks to claim files.
6378 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6379 from a real object file; force override when processing replacement
6381 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6382 (Symbol::init_base_object): Likewise.
6383 (Symbol::init_base_output_data): Likewise.
6384 (Symbol::init_base_output_segment): Likewise.
6385 (Symbol::init_base_constant): Likewise.
6386 (Symbol::init_base_undefined): Likewise.
6387 (Symbol::output_section): Assert that object is not a plugin.
6388 (Symbol_table::add_from_pluginobj): New function.
6389 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6391 (Symbol_table::sized_write_globals): Likewise.
6392 (Symbol_table::add_from_pluginobj): Instantiate template.
6393 * symtab.h (Sized_pluginobj): Declare.
6394 (Symbol::in_real_elf): New function.
6395 (Symbol::set_in_real_elf): New function.
6396 (Symbol::in_real_elf_): New field.
6397 (Symbol_table::add_from_pluginobj): New function.
6399 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6400 (LIBDL): New variable.
6402 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6403 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6404 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6405 (MOSTLYCLEANFILES): Likewise.
6406 * testsuite/Makefile.in: Regenerate.
6407 * testsuite/plugin_test.c: New file.
6408 * testsuite/plugin_test_1.sh: New file.
6409 * testsuite/plugin_test_2.sh: New file.
6411 2008-09-16 Ian Lance Taylor <iant@google.com>
6413 * target-reloc.h (relocate_section): Check whether a symbol is
6414 defined by the ABI before reporting an undefined symbol error.
6415 * target.h (Target::is_defined_by_abi): Make parameter const.
6416 (Target::do_is_defined_by_abi): Likewise.
6417 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6418 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6419 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6420 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6421 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6422 * testsuite/Makefile.in: Rebuild.
6424 * fileread.cc (make_view): Add casts to avoid warning.
6426 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6428 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6429 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6431 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6433 * options.h (General_options::output_is_executable): New.
6434 (General_options::output_is_pie): New.
6435 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6436 for shared libraries.
6437 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6439 2008-09-11 Chris Demetriou <cgd@google.com>
6441 * options.h (origin): New -z option.
6442 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6443 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6446 2008-09-05 Cary Coutant <ccoutant@google.com>
6448 * fileread.cc (File_read::make_view): Add check for attempt to map
6451 2008-09-05 Cary Coutant <ccoutant@google.com>
6453 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6454 explicit instantiations.
6456 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6459 * options.cc (General_options::finalize): Allow undefined symbols
6460 in shlibs if linking -shared.
6463 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6464 symbols as not needing a dynsym entry.
6466 2008-08-20 Craig Silverstein <csilvers@google.com>
6468 * fileread.cc (File_read::open): Do not lock the file unless it
6469 was successfully opened.
6471 2008-08-14 Cary Coutant <ccoutant@google.com>
6473 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6474 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6475 * testsuite/tls_test.cc (struct int128): 128-bit struct
6476 for testing TLS relocs with non-zero addend.
6477 (v12): New TLS variable.
6479 (t_last): Add check for v12.
6480 * testsuite/tls_test.h (t12): New function.
6481 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6483 2008-08-13 Ian Lance Taylor <iant@google.com>
6485 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6486 set tls_segment_ or relro_segment_.
6487 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6489 * output.h (Output_section::clear_is_relro): New function.
6490 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6491 sections specially even when output_data_ is empty.
6492 (Output_segment::maximum_alignment): When first section is relro,
6493 only force alignment for PT_LOAD segments.
6494 * script.cc (script_data_segment_align): New function.
6495 (script_data_segment_relro_end): New function.
6496 * script-c.h (script_data_segment_align): Declare.
6497 (script_data_segment_relro_end): Declare.
6498 * script-sections.h (class Script_sections): Declare
6499 data_segment_align and data_segment_relro_end. Add fields
6500 segment_align_index_ and saw_relro_end_.
6501 * script-sections.cc (class Sections_element): Add set_is_relro
6502 virtual function. Add new bool* parameter to place_orphan_here.
6503 Add get_output_section virtual function.
6504 (class Output_section_definition): Add set_is_relro. Add new
6505 bool* parameter to place_orphan_here. Add get_output_section.
6506 Add is_relro_ field.
6507 (Output_section_definition::Output_section_definition): Initialize
6508 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6509 and is_relro_ fields.
6510 (Output_section_definition::place_orphan_here): Add is_relro
6512 (Output_section_definition::set_section_addresses): Set relro for
6514 (Output_section_definition::alternate_constraint): Likewise.
6515 (class Orphan_output_section): Add new bool* parameter to
6516 place_orphan_here. Add get_output_section.
6517 (Orphan_output_section::place_orphan_here): Add is_relro
6519 (Script_sections::Script_sections): Initialize
6520 data_segment_align_index_ and saw_relro_end_.
6521 (Script_sections::data_segment_align): New function.
6522 (Script_sections::data_segment_relro_end): New function.
6523 (Script_sections::place_orphan): Set or clear is_relro.
6524 (Script_sections::set_section_addresses): Force alignment of first
6526 * yyscript.y (exp): Call script_data_segment_align and
6527 script_data_segment_relro_end.
6528 * testsuite/relro_script_test.t: New file.
6529 * testsuite/relro_test.cc (using_script): Declare.
6530 (t1, t2): Test using_script.
6531 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6532 (relro_script_test_SOURCES): Define.
6533 (relro_script_test_DEPENDENCIES): Define.
6534 (relro_script_test_LDFLAGS): Define.
6535 (relro_script_test_LDADD): Define.
6536 (relro_script_test.so): New target.
6537 * testsuite/Makefile.in: Rebuild.
6539 2008-08-06 Cary Coutant <ccoutant@google.com>
6541 * archive.cc (Archive::total_archives, Archive::total_members)
6542 (Archive::total_members_loaded): New variables.
6543 (Archive::setup): Add parameter. Add option to preread
6545 (Archive::read_armap): Add counter.
6546 (Archive::get_file_and_offset): New function.
6547 (Archive::get_elf_object_for_member): New function.
6548 (Archive::read_all_symbols): New function.
6549 (Archive::read_symbols): New function.
6550 (Archive::add_symbols): Add counters.
6551 (Archive::include_all_members): Use armap to find members if it's
6553 (Archive::include_member): Skip reading symbols if already read.
6554 Factored code into Archive::get_file_and_offset and
6555 Archive::get_elf_object_for_member. Changed call to
6556 Mapfile::report_include_archive_member.
6557 (Archive::print_stats): New function.
6558 * archive.h: Declare Object and Read_symbols_data classes.
6559 (Archive::Archive): Add initializers for new members.
6560 (Archive::setup): Add parameter.
6561 (Archive::print_stats): New function.
6562 (Archive::total_archives, Archive::total_members)
6563 (Archive::total_members_loaded): New variables.
6564 (Archive::get_file_and_offset): New function.
6565 (Archive::get_elf_object_for_member): New function.
6566 (Archive::read_all_symbols): New function.
6567 (Archive::read_symbols): New function.
6568 (Archive::Archive_member): New class.
6569 (Archive::members_): New member.
6570 (Archive::num_members_): New member.
6571 * main.cc: Include archive.h.
6572 (main): Call Archive::print_stats.
6573 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6574 archive parameter; member_name is now the fully-decorated name.
6575 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6576 * options.h: (General_options): Add --preread-archive-symbols option.
6577 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6580 2008-08-04 Ian Lance Taylor <iant@google.com>
6582 * symtab.h (Symbol::use_plt_offset): New function.
6583 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6584 * powerpc.cc (Relocate::relocate): Likewise.
6585 * sparc.cc (Relocate::relocate): Likewise.
6586 * x86_64.cc (Relocate::relocate): Likewise.
6587 * testsuite/weak_plt.sh: New test.
6588 * testsuite/weak_plt_main.cc: New test.
6589 * testsuite/weak_plt_shared.cc: New test.
6590 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6591 (check_PROGRAMS): Add weak_plt.
6592 (check_DATA): Add weak_plt_shared.so.
6593 (weak_plt_main_pic.o, weak_plt): New targets.
6594 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6595 * testsuite/Makefile.in: Rebuild.
6597 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6599 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6600 * testsuite/Makefile.in: Rebuild.
6602 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6604 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6605 * Makefile.in: Regenerate.
6606 * po/POTFILES.in: Regenerate.
6608 2008-07-29 Ian Lance Taylor <iant@google.com>
6610 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6611 symbols before other symbols.
6612 * testsuite/script_test_2.cc (test_addr): Declare.
6613 (test_addr_alias): Declare.
6614 (main): Check that test_addr and test_addr_alias have the right
6616 * testsuite/script_test_2.t: Define test_addr_alias and
6619 2008-07-24 Ian Lance Taylor <iant@google.com>
6622 * descriptors.cc: New file.
6623 * descriptors.h: New file.
6624 * gold-threads.h (class Hold_optional_lock): New class.
6625 * fileread.cc: Include "descriptors.h".
6626 (File_read::~File_read): Release descriptor rather than closing
6628 (File_read::open) [file]: Call open_descriptor rather than open.
6629 Set is_descriptor_opened_.
6630 (File_read::open) [memory]: Assert that descriptor is not open.
6631 (File_read::reopen_descriptor): New function.
6632 (File_read::release): Release descriptor.
6633 (File_read::do_read): Make non-const. Reopen descriptor.
6634 (File_read::read): Make non-const.
6635 (File_read::make_view): Reopen descriptor.
6636 (File_read::do_readv): Likewise.
6637 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6638 Update declarations.
6639 * layout.cc: Include "descriptors.h".
6640 (Layout::create_build_id): Use open_descriptor rather than open.
6641 * output.cc: Include "descriptors.h".
6642 (Output_file::open): Use open_descriptor rather than open.
6643 * archive.cc (Archive::const_iterator): Change Archive to be
6645 (Archive::begin, Archive::end): Make non-const.
6646 (Archive::count_members): Likewise.
6647 * archive.h (class Archive): Update declarations.
6648 * object.h (Object::read): Make non-const.
6649 * Makefile.am (CCFILES): Add descriptors.cc.
6650 (HFILES): Add descriptors.h.
6651 * Makefile.in: Rebuild.
6654 * gold.h: Always include <clocale>. Add Solaris workarounds
6655 following code in binutils/sysdep.h.
6658 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6659 this->eh_frame_hdr_ is NULL before using it.
6661 * dynobj.cc (Versions::Versions): Update comment.
6663 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6664 the base version name.
6666 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6667 array size plus one.
6668 (Stringpool_template::set_string_offsets): Subtract one from key
6669 before using it as an array index.
6670 (Stringpool_template::get_offset_with_length): Likewise.
6671 (Stringpool_template::write_to_buffer): Likewise.
6672 * stringpool.h (Stringpool_template::get_offset_from_key):
6675 2008-07-23 Ian Lance Taylor <iant@google.com>
6678 * object.h (Merged_symbol_value::value): Do our best to handle a
6682 * script.cc (Version_script_info::get_versions): Don't add empty
6683 version tag to return value.
6684 (Version_script_info::get_symbol_version_helper): Change return
6685 type to bool. Add pversion parameter. Change all callers.
6686 (script_register_vers_node): Don't require a non-NULL tag.
6687 * script.h (class Version_script_info): Update declarations.
6688 (Version_script_info::get_symbol_version): Change return type to
6689 bool. Add version parameter. Change all callers.
6690 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6691 handling. Handle an empty version from a version script.
6692 (Symbol_table::define_special_symbol): Likewise.
6693 * testsuite/ver_test_10.script: New file.
6694 * testsuite/ver_test_10.sh: New file.
6695 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6696 (check_DATA): Add ver_test_10.syms.
6697 (ver_test_10.syms, ver_test_10.so): New target.
6698 * testsuite/Makefile.in: Rebuild.
6700 2008-07-23 Simon Baldwin <simonb@google.com>
6702 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6703 to zero for undefined symbols from dynamic libraries.
6705 2008-07-23 Ian Lance Taylor <iant@google.com>
6707 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6709 * symtab.h (class Symbol_table): Update declaration.
6710 * testsuite/ver_test_9.cc: New file.
6711 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6712 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6713 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6714 (ver_test_9.so, ver_test_9.o): New targets.
6715 * testsuite/Makefile.in: Rebuild.
6717 2008-07-22 Ian Lance Taylor <iant@google.com>
6719 * options.h (class General_options): Define --check-sections.
6720 * layout.cc (Layout::set_segment_offsets): Handle
6723 * options.h (class General_options): Define -n/--nmagic and
6725 * options.cc (General_options::finalize): For -n/--nmagic or
6726 -N/--omagic, set -static.
6727 * layout.cc (Layout::attach_allocated_section_to_segment): If
6728 -N/--omagic, don't put read-only and read-write sections in
6730 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6731 finding a read-only segment.
6732 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6733 don't set the minimum segment alignment to the common page size,
6734 and don't set the file offset to the address modulo the page size.
6735 * script-sections.cc (Script_sections::create_segments): If
6736 -n/--omagic, don't put read-only and read-write sections in
6739 * cref.cc: New file.
6741 * options.h (class General_options): Add --print-symbol-counts.
6742 * main.cc (main): Issue defined symbol report if requested.
6743 * archive.cc (Archive::interpret_header): Make into a const member
6745 (Archive::add_symbols): Call Input_objects::archive_start and
6747 (Archive::const_iterator): Define new class.
6748 (Archive::begin, Archive::end): New functions.
6749 (Archive::include_all_members): Rewrite to use iterator.
6750 (Archive::count_members): New function.
6751 * archive.h (class Archive): Update declarations.
6752 (Archive::filename): New function.
6753 * object.cc: Include "cref.h".
6754 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6755 (Sized_relobj::do_get_global_symbol_counts): New function.
6756 (Input_objects::add_object): Add object to cross-referencer.
6757 (Input_objects::archive_start): New function.
6758 (Input_objects::archive_stop): New function.
6759 (Input_objects::print_symbol_counts): New function.
6760 * object.h: Declare Cref and Archive.
6761 (Object::get_global_symbol_counts): New function.
6762 (Object::do_get_global_symbol_counts): New pure virtual function.
6763 (class Sized_relobj): Add defined_count_ field. Update
6765 (class Input_objects): Add cref_ field. Update constructor.
6766 Update declarations.
6767 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6769 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6771 (Sized_dynobj::do_get_global_symbol_counts): New function.
6772 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6773 defined_count_. Update declarations. Define Symbols typedef.
6774 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6775 parameter. Change all callers.
6776 (Symbol_table::add_from_dynobj): Add sympointers and defined
6777 parameters. Change all callers.
6778 * symtab.h (class Symbol_table): Update declarations.
6779 * Makefile.am (CCFILES): Add cref.cc.
6780 (HFILES): Add cref.h.
6781 * Makefile.in: Rebuild.
6783 2008-07-22 Simon Baldwin <simonb@google.com>
6785 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6786 to zero when writing undefined symbols.
6788 2008-07-22 Ian Lance Taylor <iant@google.com>
6790 * output.cc (Output_section::add_input_section): Don't try to
6791 merge empty merge sections.
6793 2008-07-21 Craig Silverstein <csilvers@google.com>
6795 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6796 Include symbol version in error message.
6798 2008-07-20 Chris Demetriou <cgd@google.com>
6800 * configure.ac (gold_cv_c_random_seed): New configured variable.
6801 (RANDOM_SEED_CFLAGS): New substituted variable.
6802 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6803 * configure: Rebuild.
6804 * Makefile.in: Likewise.
6805 * testsuite/Makefile.in: Likewise.
6807 2008-07-18 Ian Lance Taylor <iant@google.com>
6809 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6810 where we see NAME/NULL and NAME/VERSION as separate symbols.
6811 * testsuite/ver_test_main.cc (main): Call t4.
6812 (t4, t4_2a): Define.
6813 * testsuite/ver_test_2.cc (t4_2): Define.
6814 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6815 * testsuite/ver_test_4.cc (t4_2a): Define.
6816 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6817 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6819 2008-07-17 Ian Lance Taylor <iant@google.com>
6821 * dynobj.cc (Versions::add_def): If we give an error about a
6822 missing version, go ahead and create the version anyhow.
6824 2008-07-10 Ian Lance Taylor <iant@google.com>
6826 Handle output sections with more than 0x7fffffff bytes.
6827 * object.h (class Relobj): Change map_to_output_ to
6828 output_sections_, and just keep a section pointer. Change all
6829 uses. Move comdat group support to Sized_relobj.
6830 (Relobj::is_section_specially_mapped): Remove.
6831 (Relobj::output_section): Remove poff parameter. Change all
6833 (Relobj::output_section_offset): New function.
6834 (Relobj::set_section_offset): Rewrite.
6835 (Relobj::map_to_output): Remove.
6836 (Relobj::output_sections): New function.
6837 (Relobj::do_output_section_offset): New pure virtual function.
6838 (Relobj::do_set_section_offset): Likewise.
6839 (class Sized_relobj): Add section_offsets_ field. Add comdat
6840 group support from Relobj. Update declarations.
6841 (Sized_relobj::get_output_section_offset): New function.
6842 (Sized_relobj::do_output_section_offset): New function.
6843 (Sized_relobj::do_set_section_offset): New function.
6844 * object.cc (Relobj::output_section_address): Remove.
6845 (Sized_relobj::Sized_relobj): Initialize new fields.
6846 (Sized_relobj::include_section_group): Cast find_kept_object to
6848 (Sized_relobj::include_linkonce_section): Likewise.
6849 (Sized_relobj::do_layout): Use separate arrays for output section
6851 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6853 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6854 output_sections and section_offsets.
6855 (Sized_relobj::write_local_symbols): Likewise.
6856 (map_to_kept_section): Compute output address directly.
6857 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6858 output_sections and section_offsets.
6859 (Sized_relobj::write_sections): Likewise.
6860 (Sized_relobj::relocate_sections): Likewise.
6861 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6862 * output.h (class Output_reloc): Update declarations. Change
6863 u2_.relobj to Sized_relobj*.
6864 (class Output_data_reloc): Change add functions to use
6866 * output.cc (Output_reloc::Output_reloc): Change relobj to
6868 (Output_reloc::local_section_offset): Change return type to
6869 Elf_Addr. Use get_output_section_offset.
6870 (Output_reloc::get_address): Likewise.
6871 (Output_section::is_input_address_mapped): Don't call
6872 is_section_specially_mapped.
6873 (Output_section::output_offset): Likewise.
6874 (Output_section::output_address): Likewise.
6875 (Output_section::starting_output_address): Likewise.
6876 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6877 parameter to Sized_relobj*.
6878 (Copy_relocs::need_copy_reloc): Likewise.
6879 (Copy_relocs::save): Likewise.
6880 * copy-relocs.h (class Copy_relocs): Update declarations.
6881 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6882 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6883 * target-reloc.h (relocate_for_relocatable): Change
6884 offset_in_output_section type to Elf_Addr. Change code that uses
6886 * layout.cc (Layout::layout): Always set *off.
6887 * mapfile.cc (Mapfile::print_input_section): Use
6888 output_section_offset.
6889 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6891 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6892 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6893 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6895 2008-07-03 Ian Lance Taylor <iant@google.com>
6897 * layout.cc (Layout::include_section): Do not discard unrecognized
6898 SHT_STRTAB sections.
6900 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6902 * script.cc (Lex::can_continue_name): Make '?' allowable in
6903 version-script names.
6904 * testsuite/version_script.map: Change glob pattern to use '?'
6906 2008-06-30 Manish Singh <yosh@gimp.org>
6909 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6912 2008-06-30 Ian Lance Taylor <iant@google.com>
6916 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6917 versions]: Don't try to read the value in the contents, since we
6918 don't use it. Use the template endianness when writing.
6920 2008-06-25 Cary Coutant <ccoutant@google.com>
6922 * fileread.cc (File_read::make_view): Assert on zero-length view.
6923 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6924 symbol table when there are no symbols to read.
6926 2008-06-23 Craig Silverstein <csilvers@google.com>
6928 * version.cc (version_string): Bump to 1.7
6930 2008-06-18 Craig Silverstein <csilvers@google.com>
6932 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6933 constant 0xFFFF to type Valtype.
6934 (Powerpc_relocate_functions::rel16_ha): Likewise.
6936 2008-06-17 Ian Lance Taylor <iant@google.com>
6938 * output.h (Output_section::Input_section): Initialize p2align_ to
6939 zero for Output_section_data constructors.
6940 (Output_section::Input_section::addralign): If not an input
6941 section, return the alignment of the Output_section_data.
6942 * testsuite/copy_test.cc: New file.
6943 * testsuite/copy_test_1.cc: New file.
6944 * testsuite/copy_test_2.cc: New file.
6945 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6946 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6947 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6948 (copy_test_1_pic.o, copy_test_1.so): New targets.
6949 (copy_test_2_pic.o, copy_test_2.so): New targets.
6950 * testsuite/Makefile.in: Rebuild.
6952 * script-sections.cc (Script_sections::place_orphan): Initialize
6953 local variable exact.
6955 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6957 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6959 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6960 David S. Miller <davem@davemloft.net>
6962 * powerpc.cc: New file.
6963 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6964 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6965 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6966 * Makefile.in: Rebuild.
6968 2008-06-09 Ian Lance Taylor <iant@google.com>
6970 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6972 (throwing, orig_terminate): New static variables.
6973 (terminate_handler): New static function.
6974 (t2): Set terminate handler.
6976 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6979 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6982 2008-05-30 Cary Coutant <ccoutant@google.com>
6984 * archive.cc (Archive::include_all_members) Correct to step
6985 over symbol table and extended name table in thin archives.
6987 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6990 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6993 2008-05-28 Caleb Howe <cshowe@google.com>
6995 * reduced_debug_output.cc: New file.
6996 * reduced_debug_output.h: New file.
6997 * options.h (class General_options): Add --strip-debug-non-line.
6998 * options.cc (General_options::finalize): Add strip_debug_non_line
6999 to the strip heirarchy.
7000 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7002 * layout.cc: Include "reduced_debug_output.h".
7003 (Layout::Layout): Initialize new fields.
7004 (line_only_debug_sections): New static array.
7005 (is_lines_only_debug_sections): New static inline function.
7006 (Layout::include_section): Handle --strip-debug-non-line.
7007 (Layout::make_output_section): If --strip-debug-non-line, build
7008 new output sections for .debug_abbrev and .debug_info.
7009 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7010 gold. Warn about possible overflow.
7011 (read_signed_LEB_128): Likewise.
7012 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7013 (read_signed_LEB_128): Declare.
7014 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7015 (HFILES): Add reduced_debug_output.h.
7016 * Makefile.in: Rebuild.
7018 2008-05-21 Ian Lance Taylor <iant@google.com>
7020 * mapfile.cc: New file.
7021 * mapfile.h: New file.
7022 * options.h (class General_options): Add -M/--print-map and -Map.
7023 * options.cc (General_options::finalize): Make -M equivalent to
7025 * main.cc: Include <cstdio> and "mapfile.h".
7026 (main): Open mapfile if requested.
7027 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7028 constructor. Change caller.
7029 (queue_initial_tasks): Add mapfile parameter. Change caller.
7030 (queue_middle_tasks): Likewise.
7031 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7033 * archive.cc: Include "mapfile.h".
7034 (Archive::add_symbols): Add mapfile parameter. Change all
7035 callers. Pass mapfile, symbol, and reason to include_member.
7036 (Archive::include_all_members): Add mapfile parameter. Change all
7038 (Archive::include_member): Add mapfile, sym, and why parameters.
7039 Change all callers. Report inclusion to map file.
7040 * archive.h: Include "fileread.h".
7041 (class Archive): Update declarations.
7042 (Archive::file): New const method.
7043 (class Add_archive_symbols): Add mapfile_ field. Update
7044 constructor. Change all callers.
7045 * readsyms.h (class Read_symbols): Likewise.
7046 (class Finish_group): Likewise.
7047 (class Read_script): Likewise.
7048 * common.cc: Include "mapfile.h".
7049 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7051 (Symbol_table::do_allocate_commons): Likewise.
7052 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7053 symbol allocation to mapfile.
7054 * common.h (class Allocate_commons_task): Add mapfile_ field.
7055 Update constructor. Change all callers.
7056 * symtab.h (class Symbol_table): Update declarations.
7057 * layout.cc: Include "mapfile.h".
7058 (Layout_task_runner::run): Print information to mapfile.
7059 (Layout::create_gold_note): Change Output_data_fixed_space to
7060 Output_data_zero_fill.
7061 (Layout::create_build_id): Likewise.
7062 (Layout::print_to_mapfile): New function.
7063 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7064 constructor. Change caller.
7065 (class Layout): Declare print_to_mapfile.
7066 * output.cc (Output_section::Input_section::print_to_mapfile): New
7068 (Output_section::add_input_section): If producing a map, always
7069 add to input_sections_ list.
7070 (Output_section::do_print_to_mapfile): New function.
7071 (Output_segment::print_sections_to_mapfile): New function.
7072 (Output_segment::print_section_list_to_mapfile): New function.
7073 * output.h: Include "mapfile.h".
7074 (Output_data::print_to_mapfile): New function.
7075 (Output_data::do_print_to_mapfile): New virtual function.
7076 (Output_segment_headers::do_print_to_mapfile): New function.
7077 (Output_file_header::do_print_to_mapfile): New function.
7078 (Output_data_const::do_print_to_mapfile): New function.
7079 (class Output_data_const_buffer): Add map_name_ field. Update
7080 constructor. Change all callers. Add do_print_to_mapfile
7082 (class Output_data_fixed_space): Likewise.
7083 (class Output_data_space): Likewise.
7084 (class Output_data_zero_fill): New class.
7085 (Output_data_strtab::do_print_to_mapfile): New function.
7086 (Output_data_reloc_base::do_print_to_mapfile): New function.
7087 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7088 (Output_data_group::do_print_to_mapfile): New function.
7089 (Output_data_got::do_print_to_mapfile): New function.
7090 (Output_data_dynamic::do_print_to_mapfile): New function.
7091 (Output_symtab_xindex::do_print_to_mapfile): New function.
7092 (class Output_section): Declare do_print_to_mapflie. Declare
7093 print_to_mapfile in Input_section.
7094 (class Output_segment): Declare new functions.
7095 * object.h (Sized_relobj::symbol_count): New function.
7096 * script-sections.cc
7097 (Output_section_element_dot_assignment::set_section_addresses):
7098 Change Output_data_fixed_space to Output_data_zero_fill.
7099 (Output_data_expression::do_print_to_mapfile): New function.
7100 * script.cc (read_input_script): Add mapfile parameter. Change
7102 * script.h (read_input_script): Update declaration.
7103 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7104 (Eh_frame::do_print_to_mapfile): New function.
7105 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7106 (Output_merge_string::do_print_to_mapfile): New function.
7107 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7109 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7111 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7113 * Makefile.am (CCFILES): Add mapfile.cc.
7114 (HFILES): Add mapfile.h.
7115 * Makefile.in: Rebuild.
7117 2008-05-19 Ian Lance Taylor <iant@google.com>
7119 * options.h (class General_options): Add -z relro.
7120 * layout.cc (Layout::Layout): Initialize relro_segment_.
7121 (Layout::add_output_section_data): Return the output section.
7122 (Layout::make_output_section): Rcognize relro sections and mark
7124 (Layout::attach_allocated_section_to_segment): Put relro sections
7125 in a PT_GNU_RELRO segment.
7126 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7128 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7130 (Layout::linkonce_mapping): Map d.rel.ro.local to
7132 (Layout::output_section_name): Us .data.rel.ro.local for any
7133 section which begins with that.
7134 * layout.h (class Layout): Update add_output_section_data
7135 declaration. Add relro_segment_ field.
7136 * output.cc (Output_section::Output_section): Initialize is_relro_
7137 and is_relro_local_ fields.
7138 (Output_segment::add_output_section): Group relro sections.
7139 (Output_segment::is_first_section_relro): New function.
7140 (Output_segment::maximum_alignment): If there is a relro section,
7141 align the segment to the common page size.
7142 (Output_segment::set_section_addresses): Track whether we are
7143 looking at relro sections. If the last section is a relro
7144 section, align to the common page size.
7145 (Output_segment::set_section_list_addresses): Add in_relro
7146 parameter. Change all callers. Align to the page size when
7147 moving from relro to non-relro section.
7148 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7150 * output.h (class Output_section): Add is_relro_ and
7151 is_relro_local_ fields.
7152 (Output_section::is_relro): New function.
7153 (Output_section::set_is_relro): New function.
7154 (Output_section::is_relro_local): New function.
7155 (Output_section::set_is_relro_local): New function.
7156 (class Output_segment): Update declarations.
7157 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7158 * sparc.cc (Target_sparc::got_section): Likewise.
7159 * x86_64.cc (Target_x86_64::got_section): Likewise.
7160 * testsuite/relro_test_main.cc: New file.
7161 * testsuite/relro_test.cc: New file.
7162 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7163 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7164 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7165 (relro_test.so, relro_test_pic.o): New targets.
7166 * testsuite/Makefile.in: Rebuild.
7168 2008-05-16 Ian Lance Taylor <iant@google.com>
7170 * output.cc (Output_segment::add_output_section): Remove front
7172 * output.h (class Output_segment): Remove
7173 add_initial_output_section and overloaded add_output_section.
7174 Update declaration of remaining add_output_section.
7175 * layout.cc (Layout::create_interp): Call add_output_section
7176 rather than add_initial_output_section.
7177 (Layout::finish_dynamic_section): Likewise.
7179 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7180 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7181 know the dynamic type.
7182 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7183 field. Initialize it in constructor.
7184 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7185 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7186 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7189 * output.cc (Output_reloc::get_address): Change return type to
7191 * output.h (class Output_reloc): Update get_address declaration.
7192 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7193 for section addresses.
7195 2008-05-09 Ian Lance Taylor <iant@google.com>
7198 * gold.cc (gold_nomem): Use return value of write.
7200 2008-05-08 Ian Lance Taylor <iant@google.com>
7202 * symtab.c (Symbol::init_base_output_data): Add version
7203 parameter. Change all callers.
7204 (Symbol::init_base_output_segment): Likewise.
7205 (Symbol::init_base_constant): Likewise.
7206 (Symbol::init_base_undefined): Likewise.
7207 (Sized_symbol::init_output_data): Likewise.
7208 (Sized_symbol::init_output_segment): Likewise.
7209 (Sized_symbol::init_constant): Likewise.
7210 (Sized_symbol::init_undefined): Likewise.
7211 (Symbol_table::do_define_in_output_data): If the new symbol has a
7212 version, mark it as the default.
7213 (Symbol_table::do_define_in_output_segment): Likewise.
7214 (Symbol_table::do_define_as_constant): Likewise.
7215 * symtab.h (class Symbol): Update declarations.
7216 (class Sized_symbol): Likewise.
7217 * resolve.cc (Symbol::override_version): New function.
7218 (Symbol::override_base): Call override_version.
7219 (Symbol::override_base_with_special): Likewise.
7220 * testsuite/ver_script_8.script: New file.
7221 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7222 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7223 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7224 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7226 2008-05-06 Ian Lance Taylor <iant@google.com>
7229 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7231 (class General_options): Remove existing --undefined, and add
7232 --no-undefined instead. Add new --undefined as synonym for -u.
7233 * archive.cc (Archive::add_symbols): Check whether symbol was
7235 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7236 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7237 all uses. Add IS_UNDEFINED. Update declarations to split
7238 different versions of init_base. Declare init_base_undefined.
7239 (Symbol::is_defined): Handle IS_UNDEFINED.
7240 (Symbol::is_undefined): Likewise.
7241 (Symbol::is_weak_undefined): Call is_undefined.
7242 (Symbol::is_absolute): Handle IS_CONSTANT.
7243 (class Sized_symbol): Update declarations to split different
7244 versions of init. Declare init_undefined.
7245 (class Symbol_table): Declare new functions.
7246 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7248 (Symbol::init_base_output_data): Likewise.
7249 (Symbol::init_base_output_segment): Likewise.
7250 (Symbol::init_base_constant): Likewise.
7251 (Symbol::init_base_undefined): New function.
7252 (Sized_symbol::init_object): Rename from init. Change all
7254 (Sized_symbol::init_output_data): Likewise.
7255 (Sized_symbol::init_output_segment): Likewise.
7256 (Sized_symbol::init_constant): Likewise.
7257 (Sized_symbol::init_undefined): New function.
7258 (Symbol_table::add_undefined_symbols_from_command_line): New
7260 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7262 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7263 (Symbol::output_section): Likewise.
7264 (Symbol::set_output_section): Likewise.
7265 (Symbol_table::sized_finalize_symbol): Likewise.
7266 (Symbol_table::sized_write_globals): Likewise.
7267 * resolve.cc (Symbol_table::should_override): Likewise.
7268 (Symbol::override_base_with_special): Likewise.
7270 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7271 symbol, change it to have default visibility.
7272 * testsuite/protected_1.cc: New file.
7273 * testsuite/protected_2.cc: New file.
7274 * testsuite/protected_3.cc: New file.
7275 * testsuite/protected_main_1.cc: New file.
7276 * testsuite/protected_main_2.cc: New file.
7277 * testsuite/protected_main_3.cc: New file.
7278 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7279 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7280 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7281 (protected_1.so): New target.
7282 (protected_1_pic.o, protected_2_pic.o): New targets.
7283 (protected_3_pic.o): New target.
7284 (check_PROGRAMS): Add protected_2.
7285 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7286 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7287 * testsuite/Makefile.in: Rebuild.
7289 * options.h (DEFINE_var): Add set_user_set_##varname__.
7290 (DEFINE_bool_alias): New macro.
7291 (class General_options): Define -Bstatic using DEFINE_bool_alias
7292 rather than DEFINE_special. Add --undefined as an alias for -z
7294 * options.cc (General_options::parse_Bstatic): Remove.
7296 * options.h (class General_options): Add --fatal-warnings.
7297 * main.cc (main): Implement --fatal-warnings.
7298 * errors.h (Errors::warning_count): New function.
7300 * options.h (class General_options): Add -Bsymbolic-functions.
7301 * symtab.h (Symbol::is_preemptible): Check for
7302 -Bsymbolic-functions.
7304 2008-05-05 Ian Lance Taylor <iant@google.com>
7306 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7307 as noVARNAME rather than no-VARNAME.
7308 (class General_options): Add option -z combreloc.
7309 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7311 (Output_reloc::sort_before) [SHT_REL]: New function.
7312 (Output_reloc::sort_before) [SHT_RELA]: New function.
7313 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7314 Sort_relocs_comparison.
7315 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7316 parameter. Change all callers.
7317 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7318 sort_relocs parameter. Change all callers.
7319 * output.cc (Output_reloc::get_address): New function, broken out
7321 (Output_reloc::write_rel): Call it.
7322 (Output_reloc::compare): New function.
7323 (Output_data_reloc_base::do_write): Optionally sort relocs.
7325 * configure.ac: If targ_extra_obj is set, link it in.
7326 * configure.tgt: Initialize all variables.
7327 (x86_64*): Set targ_extra_obj and targ_extra_size.
7328 * configure: Rebuild.
7330 * object.cc (Sized_relobj::include_section_group): Adjust section
7331 indexes read from group data. Build vector to pass to
7333 * layout.cc (Layout::layout_group): Add flags and shndxes
7334 parameters. Remove contents parameter. Change caller. Update
7335 explicit instantiations.
7336 * layout.h (class Layout): Update layout_group declaration.
7337 * output.cc (Output_data_group::Output_data_group): Add flags and
7338 input_shndxes parameters. Remove contents parameter. Change
7340 (Output_data_group::do_write): Change input_sections_ to
7342 * output.h (class Output_data_group): Update constructor
7343 declaration. Rename input_sections_ to input_shndxes_.
7344 * testsuite/many_sections_test.cc: Add template.
7346 2008-04-30 Cary Coutant <ccoutant@google.com>
7348 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7350 * layout.cc (Layout::include_section): Refactored check for debug
7352 (Layout::add_comdat): Add new parameters. Change type
7353 of signature parameter. Add object and shndx to signatures table.
7354 (Layout::find_kept_object): New function.
7355 * layout.h: Include <cstring>.
7356 (Layout::is_debug_info_section): New function.
7357 (Layout::add_comdat): Add new parameters.
7358 (Layout::find_kept_object): New function.
7359 (Layout::Kept_section): New struct.
7360 (Layout::Signatures): Change type of map range.
7361 * object.cc (Relobj::output_section_address): New function.
7362 (Sized_relobj::include_section_group): Add new parameters. Change
7363 calls to Layout::add_comdat. Change to build table of kept comdat
7364 groups and table mapping discarded sections to kept sections.
7365 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7366 (Sized_relobj::do_layout): Change calls to include_section_group and
7367 include_linkonce_section.
7368 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7369 value to zero when section is discarded.
7370 (Sized_relobj::map_to_kept_section): New function.
7371 * object.h (Relobj::output_section_address): New function.
7372 (Relobj::Comdat_group): New type.
7373 (Relobj::find_comdat_group): New function.
7374 (Relobj::Comdat_group_table): New type.
7375 (Relobj::Kept_comdat_section): New type.
7376 (Relobj::Kept_comdat_section_table): New type.
7377 (Relobj::add_comdat_group): New function.
7378 (Relobj::set_kept_comdat_section): New function.
7379 (Relobj::get_kept_comdat_section): New function.
7380 (Relobj::comdat_groups_): New field.
7381 (Relobj::kept_comdat_sections_): New field.
7382 (Symbol_value::input_value): Update comment.
7383 (Sized_relobj::map_to_kept_section) New function.
7384 (Sized_relobj::include_linkonce_section): Add new parameter.
7385 * target-reloc.h (Comdat_behavior): New type.
7386 (get_comdat_behavior): New function.
7387 (relocate_section): Add code to map a discarded section to the
7388 corresponding kept section when applying a relocation.
7390 2008-04-30 Craig Silverstein <csilvers@google.com>
7392 * dwarf_reader.cc (next_generation_count): New static var.
7393 (Addr2line_cache_entry): New struct.
7394 (addr2line_cache): New static var.
7395 (Dwarf_line_info::one_addr2line): Added caching.
7396 (Dwarf_line_info::clear_addr2line_cache): New function.
7397 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7398 cache-size parameter.
7399 (Dwarf_line_info::one_addr2line_cache): New function.
7400 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7401 new cache-size argument to one_addr2line(), and clear cache.
7403 2008-04-28 Cary Coutant <ccoutant@google.com>
7405 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7406 R_386_PC8 relocations.
7408 2008-04-23 Ian Lance Taylor <iant@google.com>
7410 * object.cc (Sized_relobj::include_section_group): Check for
7411 invalid section group.
7413 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7416 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7417 than read for file header.
7418 * archive.cc (Archive::include_member): Likewise.
7420 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7422 * aclocal.m4: Regenerate.
7423 * configure: Regenerate.
7425 2008-04-19 Ian Lance Taylor <iant@google.com>
7427 * version.cc (version_string): Bump to 1.6.
7429 * testsuite/Makefile.am (many_sections_r_test): New target.
7430 (many_sections_r_test_SOURCES): Remove.
7431 (many_sections_r_test_DEPENDENCIES): Remove.
7432 (many_sections_r_test_LDFLAGS): Remove.
7433 (many_sections_r_test_LDADD): Remove.
7435 * object.cc (Sized_relobj::do_add_symbols): Always pass
7436 local_symbol_count_ to add_from_relobj.
7438 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7439 every thousand variables.
7440 * testsuite/Makefile.in: Rebuild.
7442 * object.cc (Xindex::initialize_symtab_xindex): New function.
7443 (Xindex::read_symtab_xindex): New function.
7444 (Xindex::sym_xindex_to_shndx): New function.
7445 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7447 (Sized_relobj::do_initialize_xindex): New function.
7448 (Sized_relobj::do_read_symbols): Adjust section links.
7449 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7450 parameter. Change all callers.
7451 (Sized_relobj::include_section_group): Adjust section links and
7452 symbol section indexes.
7453 (Sized_relobj::do_layout): Adjust section links.
7454 (Sized_relobj::do_count_local_symbols): Adjust section links and
7455 symbol section indexes.
7456 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7457 ordinary and special symbols.
7458 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7459 dynsym_xindex parameters. Change all callers. Adjust section
7460 links. Use SHN_XINDEX when needed.
7461 (Sized_relobj::get_symbol_location_info): Adjust section links.
7462 Don't get fooled by special symbols.
7463 * object.h (class Xindex): Define.
7464 (class Object): Add xindex_ parameter. Declare virtual functoin
7465 do_initialize_xindex.
7466 (Object::adjust_sym_shndx): New function.
7467 (Object::set_xindex): New protected function.
7468 (class Symbol_value): Add is_ordinary_shndx_ field.
7469 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7470 (Symbol_value::value): Assert ordinary section.
7471 (Symbol_value::initialize_input_to_output_map): Likewise.
7472 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7474 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7476 (class Sized_relobj): Update declarations.
7477 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7478 parameter. Change all callers.
7479 (Sized_relobj::adjust_shndx): New function.
7480 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7482 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7483 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7484 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7485 (Sized_dynobj::read_dynsym_section): Adjust section links.
7486 (Sized_dynobj::read_dynamic): Likewise.
7487 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7489 (Sized_dynobj::do_initialize_xindex): New function.
7490 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7491 do_initialize_xindex.
7492 (Sized_dynobj::adjust_shndx): New function.
7493 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7494 dynsym_xindex_ fields.
7495 (Layout::finalize): Add a call to set_section_indexes before
7496 creating the symtab sections.
7497 (Layout::set_section_indexes): Don't do anything if the section
7498 already has a section index.
7499 (Layout::create_symtab_sections): Add shnum parameter. Change
7500 caller. Create .symtab_shndx section if needed.
7501 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7503 (Layout::allocated_output_section_count): New function.
7504 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7506 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7507 fields. Update declarations.
7508 (Layout::symtab_xindex): New function.
7509 (Layout::dynsym_xindex): New function.
7510 (class Write_symbols_task): Add layout_ field.
7511 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7513 * output.cc (Output_section_headers::Output_section_headers): Add
7514 shstrtab_section parameter. Change all callers.
7515 (Output_section_headers::do_sized_write): Store overflow values
7516 for section count and section string table section index in
7517 section header zero.
7518 (Output_file_header::do_sized_write): Check for overflow of
7519 section count and section string table section index.
7520 (Output_symtab_xindex::do_write): New function.
7521 (Output_symtab_xindex::endian_do_write): New function.
7522 * output.h (class Output_section_headers): Add shstrtab_section_.
7523 Update declarations.
7524 (class Output_symtab_xindex): Define.
7525 (Output_section::has_out_shndx): New function.
7526 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7528 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7530 (Sized_symbol::init): Likewise.
7531 (Symbol::output_section): Check for ordinary symbol.
7532 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7533 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7535 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7536 Change all callers. Simplify handling of symbols from sections
7537 not included in the link.
7538 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7540 (Weak_alias_sorter::operator()): Assert that symbols are
7542 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7544 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7545 parameters. Change all callers.
7546 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7547 symbol distinction. Use SHN_XINDEX when needed.
7548 (Symbol_table::write_section_symbol): Add symtab_xindex
7549 parameter. Change all callers.
7550 (Symbol_table::sized_write_section_symbol): Likewise. Use
7551 SHN_XINDEX when needed.
7552 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7554 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7555 (Symbol::is_defined): Check is_ordinary.
7556 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7557 (Symbol::is_absolute, Symbol::is_common): Likewise.
7558 (class Sized_symbol): Update declarations.
7559 (class Symbol_table): Update declarations.
7560 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7561 parameters. Change all callers.
7562 (Sized_symbol::override): Likewise.
7563 (Symbol_table::override): Likewise.
7564 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7565 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7566 is_ordinary, and orig_st_shndx parameters. Change all callers.
7567 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7568 to be in an ordinary section.
7569 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7570 object and is_ordinary parameters. Change all callers.
7571 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7572 Change all callers. Don't add undefined or non-ordinary symbols
7574 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7576 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7578 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7579 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7580 (Sized_relobj::relocate_sections): Likewise.
7581 * target-reloc.h (scan_relocs): Adjust section symbol index.
7582 (scan_relocatable_relocs): Likewise.
7583 * i386.cc (Scan::local): Check for ordinary symbols.
7584 * sparc.cc (Scan::local): Likewise.
7585 * x86_64.cc (Scan::local): Likewise.
7586 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7587 to symbol_section_and_value.
7588 * testsuite/many_sections_test.cc: New file.
7589 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7590 (check_PROGRAMS): Add many_sections_test.
7591 (many_sections_test_SOURCES): Define.
7592 (many_sections_test_DEPENDENCIES): Define.
7593 (many_sections_test_LDFLAGS): Define.
7594 (BUILT_SOURCES): Add many_sections_define.h.
7595 (many_sections_define.h): New target.
7596 (BUILT_SOURCES): Add many_sections_check.h.
7597 (many_sections_check.h): New target.
7598 (check_PROGRAMS): Add many_sections_r_test.
7599 (many_sections_r_test_SOURCES): Define.
7600 (many_sections_r_test_DEPENDENCIES): Define.
7601 (many_sections_r_test_LDFLAGS): Define.
7602 (many_sections_r_test_LDADD): Define.
7603 (many_sections_r_test.o): New target.
7604 * testsuite/Makefile.in: Rebuild.
7606 2008-04-17 Cary Coutant <ccoutant@google.com>
7608 * errors.cc (Errors::info): New function.
7609 (gold_info): New function.
7610 * errors.h (Errors::info): New function.
7611 * gold.h (gold_info): New function.
7612 * object.cc (Input_objects::add_object): Print trace output.
7613 * options.cc (options::parse_set): New function.
7614 (General_options::parse_wrap): Deleted.
7615 (General_options::General_options): Deleted initializer.
7616 * options.h (options::String_set): New typedef.
7617 (options::parse_set): New function.
7618 (DEFINE_set): New macro.
7619 (General_options::wrap): Changed to use DEFINE_set. Changed
7620 callers of any_wrap_symbols and is_wrap_symbol.
7621 (General_options::trace, General_options::trace_symbol):
7623 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7624 (General_options::wrap_symbols_): Deleted.
7625 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7627 2008-04-17 David S. Miller <davem@davemloft.net>
7629 * options.cc (General_options::parse_V): New function.
7630 * options.h: Add entries for -V and -Qy.
7632 2008-04-17 Ian Lance Taylor <iant@google.com>
7634 * common.cc (Symbol_table::allocate_commons): Remove options
7635 parameter. Change caller.
7636 (Symbol_table::do_allocate_commons): Remove options parameter.
7637 Change caller. Just call do_allocate_commons_list twice.
7638 (Symbol_table::do_allocate_commons_list): New function, broken out
7639 of do_allocate_commons.
7640 * common.h (class Allocate_commons_task): Remove options_ field.
7642 * symtab.cc (Symbol_table::Symbol_table): Initialize
7644 (Symbol_table::add_from_object): Put TLS common symbols on
7646 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7647 which are IN_OUTPUT_DATA.
7648 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7649 allocate_commons and do_allocate_commons declarations. Declare
7650 do_allocate_commons_list.
7651 * gold.cc (queue_middle_tasks): Update creation of
7652 Allocate_commons_task to not pass options.
7653 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7654 (TLS_TEST_C_FLAGS): New variable.
7655 (tls_test_c_pic.o): New target.
7656 (tls_test_shared.so): Link in tls_test_c_pic.o.
7657 (tls_test_c_pic_ie.o): New target.
7658 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7659 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7660 (tls_test_c.o): New target.
7661 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7662 (tls_pic_test_LDADD): Likewise.
7663 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7664 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7665 (tls_test_c_gnu2.o): New target.
7666 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7668 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7669 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7670 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7671 * testsuite/tls_test.cc: Include "config.h".
7672 (t_last): Call t11_last.
7673 * testsuite/tls_test.h (t11, t11_last): Declare.
7674 * testsuite/tls_test_c.c: New file.
7675 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7676 * configure.ac: Check for OpenMP support.
7677 * configure, config.in, Makefile.in: Rebuild.
7678 * testsuite/Makefile.in: Rebuild.
7680 2008-04-16 Cary Coutant <ccoutant@google.com>
7682 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7683 (Target_i386::tls_base_symbol_defined_): New field.
7684 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7685 (Target_i386::Scan::global): Likewise.
7686 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7687 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7688 (Target_x86_64::tls_base_symbol_defined_): New field.
7689 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7690 (Target_x86_64::Scan::global): Likewise.
7692 2008-04-16 Cary Coutant <ccoutant@google.com>
7694 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7695 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7696 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7697 building shared libraries.
7698 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7699 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7700 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7701 * testsuite/Makefile.in: Rebuild.
7702 * testsuite/weak_undef.h: New file.
7703 * testsuite/weak_undef_file1.cc: Add extra test cases.
7704 * testsuite/weak_undef_file2.cc: Likewise.
7705 * testsuite/weak_undef_test.cc: Likewise.
7707 2008-04-16 David S. Miller <davem@davemloft.net>
7709 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7710 Add issued_non_pic_error_ field. Declare check_non_pic.
7711 (Target_sparc::Scan::check_non_pic): New function.
7712 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7713 (Target_sparc::Scan::global): Likewise.
7715 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7716 * configure: Rebuild.
7718 * options.h (DEFINE_enable): New macro.
7719 (new_dtags): New enable option.
7720 (initfirst, interpose, loadfltr, nodefaultlib,
7721 nodelete, nodlopen, nodump): New -z options.
7722 * layout.cc (Layout:finish_dynamic_section): If new
7723 dtags enabled, emit DT_RUNPATH. Also, emit a
7724 DT_FLAGS_1 containing any specified -z flags.
7726 2008-04-16 Ian Lance Taylor <iant@google.com>
7728 * copy-relocs.cc: New file.
7729 * copy-relocs.h: New file.
7730 * reloc.cc: Remove Copy_relocs code.
7731 * reloc.h: Likewise.
7732 * reloc-types.h (struct Reloc_types) [both versions]: Add
7733 get_reloc_addend_noerror.
7734 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7735 variants of add_global which take an addend which must be zero.
7736 * i386.cc: Include "copy-relocs.h".
7737 (class Target_i386): Change type of copy_relocs_ to variable,
7739 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7741 (Target_i386::do_finalize_sections): Change handling of
7743 * sparc.cc: Include "copy-relocs.h".
7744 (class Target_sparc): Change type of copy_relocs_ to variable,
7746 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7748 (Target_sparc::do_finalize_sections): Change handling of
7750 * x86_64.cc: Include "copy-relocs.h".
7751 (class Target_x86_64): Change type of copy_relocs_ to variable,
7753 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7754 class. Change all callers.
7755 (Target_x86_64::do_finalize_sections): Change handling of
7757 * Makefile.am (CCFILES): Add copy-relocs.cc.
7758 (HFILES): Add copy-relocs.h.
7760 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7762 * testsuite/script_test_4.sh: Permit leading zeroes.
7764 2008-04-15 Ian Lance Taylor <iant@google.com>
7766 * script-sections.cc (Script_sections::create_segments): Use
7767 header_size_adjustment even when there is enough room for the
7769 * testsuite/script_test_4.sh: New file.
7770 * testsuite/script_test_4.t: New file.
7771 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7772 (check_DATA): Add script_test_4.stdout.
7773 (MOSTLYCLEANFILES): Likewise.
7774 (script_test_4): New target.
7775 (script_test_4.stdout): New target.
7776 * testsuite/Makefile.in: Rebuild.
7778 * sparc.cc: Add definitions for Output_data_plt_sparc class
7781 2008-04-14 David S. Miller <davem@davemloft.net>
7783 * sparc.cc: New file.
7784 * Makefile.am (TARGETSOURCES): Add sparc.cc
7785 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7786 * configure.tgt: Document targ_extra_size and
7787 targ_extra_big_endian. Add entries for sparc-* and
7789 * configure.ac: Handle targ_extra_size and
7790 targ_extra_big_endian.
7791 * Makefile.in: Rebuild.
7792 * configure: Likewise.
7793 * po/POTFILES.in: Likewise.
7794 * po/gold.pot: Likewise.
7796 2008-04-14 Ian Lance Taylor <iant@google.com>
7798 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7799 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7800 in the name/type/flags to section mapping. Don't call
7801 allocate_output_section.
7802 (Layout::choose_output_section): Change parameter from adjust_name
7803 to is_input_section. Don't permit input sections after sections
7804 are attached to segments. Don't call allocate_output_section.
7805 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7806 not write_enable_output_section.
7807 (Layout::make_output_section): Don't push to
7808 unattached_section_list_ nor call attach_to_segment. Call
7809 attach_section_to_segment if sections are attached.
7810 (Layout::attach_sections_to_segments): New function.
7811 (Layout::attach_section_to_segment): New function.
7812 (Layout::attach_allocated_section_to_segment): Rename from
7813 attach_to_segment. Remove flags parameter.
7814 (Layout::allocate_output_section): Remove function.
7815 (Layout::write_enable_output_section): Remove function.
7816 * layout.h (class Layout): Update for above changes. Add new
7817 field sections_are_attached_.
7818 * output.h (Output_section::update_flags_for_input_section): New
7820 * output.cc (Output_section::add_input_section): Call
7821 update_flags_for_input_section.
7822 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7824 2008-04-11 Cary Coutant <ccoutant@google.com>
7826 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7827 thought unnecessary.
7828 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7830 2008-04-11 Ian Lance Taylor <iant@google.com>
7832 * output.h (class Output_section_data): Remove inline definition
7834 * output.cc (Output_section_data::set_addralign): New function.
7836 2008-04-11 Cary Coutant <ccoutant@google.com>
7838 Add support for TLS descriptors for i386 and x86_64.
7839 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7840 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7841 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7843 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7844 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7845 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7847 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7848 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7849 Fix problem with initial-exec relocations.
7850 (Target_i386::Relocate::relocate_tls): Likewise.
7851 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7853 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7854 support for section-plus-offset dynamic table entries.
7855 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7856 (Output_data_dynamic::Dynamic_entry): Add support for
7857 section-plus-offset dynamic table entries.
7858 (Output_data_dynamic::Classification): Likewise.
7859 (Output_data_dynamic::classification_): Renamed offset_.
7860 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7861 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7862 (Target_x86_64::make_plt_section): New function.
7863 (Target_x86_64::reserve_tlsdesc_entries): New function.
7864 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7865 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7866 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7867 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7868 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7869 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7870 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7871 add extra PLT entry for TLS descriptors.
7872 (Output_data_plt_x86_64::got_): New field.
7873 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7874 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7876 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7878 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7879 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7880 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7881 R_386_TLS_DESC_CALL relocations.
7882 (Target_x86_64::Scan::global): Likewise.
7883 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7884 for TLS descriptors.
7885 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7886 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7887 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7888 GD-to-IE relaxation.
7889 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7890 and TLS_DESCRIPTORS.
7891 * Makefile.in: Rebuild.
7892 * configure: Rebuild.
7893 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7894 (tls_test_shared2.so): New target.
7895 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7896 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7897 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7898 (tls_shared_gd_to_ie_test_LDADD): New variable.
7899 (tls_shared_gnu2_gd_to_ie_test): New target.
7900 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7902 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7903 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7904 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7905 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7906 (tls_shared_gnu2_test): New target.
7907 (tls_test_gnu2_shared.so): New target.
7908 (tls_shared_gnu2_test_SOURCES): New variable.
7909 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7910 (tls_shared_gnu2_test_LDFLAGS): New variable.
7911 (tls_shared_gnu2_test_LDADD): New variable.
7912 * testsuite/Makefile.in: Rebuild.
7913 * testsuite/Makefile.
7915 2008-04-11 Ian Lance Taylor <iant@google.com>
7917 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7919 * testsuite/Makefile.in: Rebuild.
7921 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7923 * testsuite/script_test_2.cc (main): Adjust test.
7925 2008-04-11 David S. Miller <davem@davemloft.net>
7926 Ian Lance Taylor <iant@google.com>
7928 * options.h (General_options): Add entries for '-Y' and
7930 * options.cc (General_options:finalize): If -Y was used, add those
7931 entries to the library path instead of the default "/lib" and
7934 2008-04-11 David S. Miller <davem@davemloft.net>
7936 * testsuite/justsyms.t: Start at 0x100.
7937 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7938 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7940 * testsuite/script_test_2.cc: Adjust string and section length
7943 2008-04-09 Ian Lance Taylor <iant@google.com>
7946 * script-sections.cc (Sections_element::allocate_to_segment): Add
7948 (Output_section_definition::allocate_to_segment): Likewise.
7949 (Orphan_output_section::allocate_to_segment): Likewise.
7950 (Script_sections::attach_sections_using_phdrs_clause): Don't
7951 propagate non-PT_LOAD segments to orphan sections.
7952 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7953 readelf rather than objdump.
7954 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7955 .interp section and PT_INTERP segment are the same size.
7956 * testsuite/Makefile.in: Rebuild.
7958 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7959 aliases for symbols defined in the same object.
7960 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7961 (weak_alias_test_SOURCES): New variable.
7962 (weak_alias_test_DEPENDENCIES): New variable.
7963 (weak_alias_test_LDFLAGS): New variable.
7964 (weak_alias_test_LDADD): New variable.
7965 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7966 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7967 (weak_alias_test_3.o): New target.
7968 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7969 * testsuite/weak_alias_test_main.cc: New file.
7970 * testsuite/weak_alias_test_1.cc: New file.
7971 * testsuite/weak_alias_test_2.cc: New file.
7972 * testsuite/weak_alias_test_3.cc: New file.
7974 2008-04-08 Ian Lance Taylor <iant@google.com>
7976 * options.h (class General_options): Add --noinhibit-exec option.
7977 * main.cc (main): Check --noinhibit-exec.
7979 * options.h (class General_options): Define --wrap as a special
7980 option. Add wrap_symbols_ field.
7981 (General_options::any_wrap_symbols): New function.
7982 (General_options::is_wrap_symbol): New function.
7983 * options.cc (General_options::parse_wrap): New function.
7984 (General_options::General_options): Initialize wrap_symbols_.
7985 * symtab.cc (Symbol_table::wrap_symbol): New function.
7986 (Symbol_table::add_from_object): Handle --wrap.
7987 * symtab.h (class Symbol_table): Declare wrap_symbol.
7988 * target.h (Target::wrap_char): New function.
7989 (Target::Target_info): Add wrap_char field.
7990 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7991 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7992 * testsuite/testfile.cc (Target_test::test_target_info):
7995 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7998 * layout.h (class Layout): Add added_eh_frame_data_ field.
7999 * layout.cc (Layout::Layout): Initialize new field.
8000 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8001 output section until we find a section we merged successfully.
8002 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8003 that the size be non-zero.
8005 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8008 2008-04-08 Craig Silverstein <csilvers@google.com>
8010 * configure.ac: Export new conditional variable HAVE_ZLIB.
8011 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8013 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8014 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8016 2008-04-07 Ian Lance Taylor <iant@google.com>
8018 * version.cc (version_string): Set to "1.5".
8020 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8021 Add issued_non_pic_error_ field. Declare check_non_pic.
8022 (Target_x86_64::Scan::check_non_pic): New function.
8023 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8024 (Target_x86_64::Scan::global): Likewise.
8026 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8027 addend parameter. Change caller. Handle merge sections.
8028 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8029 Address to Addend. Don't add in the result of
8030 local_section_offset, pass down the addend and use the returned
8032 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8033 Update declarations of local_section_offset and symbol_value.
8034 * testsuite/two_file_test_1.cc (t18): New function.
8035 * testsuite/two_file_test_2.cc (f18): New function.
8036 * testsuite/two_file_test_main.cc (main): Call t18.
8037 * testsuite/two_file_test.h (t18, f18): Declare.
8039 * configure.ac: Don't test for objdump, c++filt, or readelf.
8040 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8042 (TEST_READELF): New variable.
8043 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8044 (check_PROGRAMS): Add two_file_strip_test.
8045 (two_file_strip_test): New target.
8046 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8047 (two_file_same_shared_strip_test_SOURCES): New variable.
8048 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8049 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8050 (two_file_same_shared_strip_test_LDADD): New variable.
8051 (two_file_shared_strip.so): New target.
8052 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8053 (ver_test_5.syms, ver_test_7.syms): Likewise.
8054 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8055 (strip_test_3.stdout): Use TEST_OBJDUMP.
8056 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8058 2008-04-04 Cary Coutant <ccoutant@google.com>
8060 * symtab.h (Symbol::is_weak_undefined): New function.
8061 (Symbol::is_strong_undefined): New function.
8062 (Symbol::is_absolute): New function.
8063 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8064 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8066 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8067 (weak_undef_test): New target.
8068 * testsuite/Makefile.in: Rebuild.
8069 * testsuite/weak_undef_file1.cc: New file.
8070 * testsuite/weak_undef_file2.cc: New file.
8071 * testsuite/weak_undef_test.cc: New file.
8073 2008-04-03 Craig Silverstein <csilvers@google.com>
8075 * compressed_output.h (class Output_compressed_section): Use
8077 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8079 (zlib_compressed_suffix): Removed.
8080 (Output_compressed_section::set_final_data_size): Use unsigned
8082 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8083 Fix linker invocation.
8084 (flagstest_o_specialfile_and_compress_debug_sections):
8086 * testsuite/Makefile.in: Regenerated.
8088 2008-04-02 David S. Miller <davem@davemloft.net>
8090 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8091 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8093 2008-04-02 Craig Silverstein <csilvers@google.com>
8097 2008-04-02 Ian Lance Taylor <iant@google.com>
8099 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8100 parameters. Update for new key type to views_. Change all
8102 (File_read::read): Adjust for byteshift in returned view.
8103 (File_read::add_view): New function, broken out of
8105 (File_read::make_view): New function, broken out of
8107 (File_read::find_or_make_view): Add offset and aligned
8108 parameters. Rewrite accordingly. Change all callers.
8109 (File_read::get_view): Add offset and aligned parameters. Adjust
8110 for byteshift in return value.
8111 (File_read::get_lasting_view): Likewise.
8112 * fileread.h (class File_read): Update declarations.
8113 (class File_read::View): Add byteshift_ field. Add byteshift to
8114 constructor. Add byteshift method.
8115 * archive.h (Archive::clear_uncached_views): New function.
8116 (Archive::get_view): Add aligned parameter. Change all callers.
8117 * object.h (Object::get_view): Add aligned parameter. Change all
8119 (Object::get_lasting_view): Likewise.
8121 * fileread.cc (File_read::release): Don't call clear_views if
8122 there are multiple objects.
8123 * fileread.h (File_read::clear_uncached_views): New function.
8124 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8127 2008-03-31 Cary Coutant <ccoutant@google.com>
8129 Add thin archive support.
8130 * archive.cc (Archive::armagt): New const.
8131 (Archive::setup): Remove task parameter and calls to unlock.
8132 (Archive::unlock_nested_archives): New function.
8133 (Archive::read_header): Add nested_off parameter. Change
8135 (Archive::interpret_header): Likewise.
8136 (Archive::include_all_members): Change to handle thin
8138 (Archive::include_member): Likewise.
8139 * archive.h (Archive::Archive): Add new parameters and
8141 (Archive::armagt): New const.
8142 (Archive::setup): Remove task parameter.
8143 (Archive::unlock_nested_archives): New function.
8144 (Archive::read_header): Add nested_off parameter.
8145 (Archive::interpret_header): Likewise.
8146 (Archive::Nested_archive_table): New typedef.
8147 (Archive::is_thin_archive_): New field.
8148 (Archive::nested_archives_): New field.
8149 (Archive::options_): New field.
8150 (Archive::dirpath_): New field.
8151 (Archive::task_): New field.
8152 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8153 for thin archives. Pass additional parameters to
8154 Archive::Archive. Unlock the archive file after calling
8157 2008-03-29 Ian Lance Taylor <iant@google.com>
8159 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8160 version symbol to be local.
8161 * testsuite/ver_test_4.sh: New file.
8162 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8163 (check_DATA): Add ver_test_4.syms.
8164 (ver_test_4.syms): New target.
8165 * testsuite/Makefile.in: Rebuild.
8168 (Output_section::Input_section_sort_entry::has_priority): New
8170 (Output_section::Input_section_sort_entry::match_file_name): New
8172 (Output_section::Input_section_sort_entry::match_section_name):
8174 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8176 (Output_section::Input_section_sort_entry::match_section_file):
8178 (Output_section::Input_section_sort_compare::operator()): Rewrite
8179 using new Input_section_sort_entry functions. Sort crtbegin and
8180 crtend first. Sort sections with no priority before sections with
8182 * testsuite/initpri1.c (d3): Check j != 4.
8183 (cd5): New constructor/destructor function.
8184 (main): Check j != 2.
8186 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8187 new symbol when resolving, don't call set_is_default.
8188 * testsuite/ver_test_7.cc: New file.
8189 * testsuite/ver_test_7.sh: New file.
8190 * testsuite/Makefile.am (ver_test_7.so): New target.
8191 (ver_test_7.o): New target.
8192 (check_SCRIPTS): Add ver_test_7.sh.
8193 (check_DATA): Add ver_test_7.syms.
8194 (ver_test_7.syms): New target.
8196 2008-03-28 Ian Lance Taylor <iant@google.com>
8198 * layout.cc (Layout::layout): If we see an input section with a
8199 name that needs sorting, set the must_sort flag for the output
8201 (Layout::make_output_section): If the name of the output section
8202 indicates that it might require sorting, set the may_sort flag.
8203 * output.h (Output_section::may_sort_attached_input_sections): New
8205 (Output_section::set_may_sort_attached_input_sections): New
8207 (Output_section::must_sort_attached_input_sections): New
8209 (Output_section::set_must_sort_attached_input_sections): New
8211 (class Output_section): Declare Input_section_sort_entry. Define
8212 Input_section_sort_compare. Declare
8213 sort_attached_input_sections. Add new fields:
8214 may_sort_attached_input_sections_,
8215 must_sort_attached_input_sections_,
8216 attached_input_sections_are_sorted_.
8217 * output.cc (Output_section::Output_section): Initialize new
8219 (Output_section::add_input_section): Add an entry to
8220 input_sections_ if may_sort or must_sort are true.
8221 (Output_section::set_final_data_size): Call
8222 sort_attached_input_sections if necessary.
8223 (Output_section::Input_section_sort_entry): Define new class.
8224 (Output_section::Input_section_sort_compare::operator()): New
8226 (Output_section::sort_attached_input_sections): New function.
8227 * configure.ac: Check whether the compiler supports constructor
8228 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8229 * testsuite/initpri1.c: New file.
8230 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8231 CONSTRUCTOR_PRIORITY.
8232 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8233 (initpri1_LDFLAGS): New variable.
8234 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8236 2008-03-27 Ian Lance Taylor <iant@google.com>
8238 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8239 * testsuite/common_test_1.c: New file.
8240 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8241 (common_test_1_SOURCES): New variable.
8242 (common_test_1_DEPENDENCIES): New variable.
8243 (common_test_1_LDFLAGS): New variable.
8245 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8246 and commons_ correctly when NAME/VERSION does not override
8248 * testsuite/ver_test_6.c: New file.
8249 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8250 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8251 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8253 2008-03-26 Ian Lance Taylor <iant@google.com>
8255 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8256 of an undefined symbol from a version script.
8257 * testsuite/Makefile.am (ver_test_5.so): New target.
8258 (ver_test_5.o): New target.
8259 (check_SCRIPTS): Add ver_test_5.sh.
8260 (check_DATA): Add ver_test_5.syms.
8261 (ver_test_5.syms): New target.
8262 * testsuite/ver_test_5.cc: New file.
8263 * testsuite/ver_test_5.script: New file.
8264 * testsuite/ver_test_5.sh: New file.
8265 * Makefile.in, testsuite/Makefile.in: Rebuild.
8268 Fix problems building gold with gcc 4.3.0.
8269 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8270 (gold_error_at_location, gold_warning_at_location): Use it.
8271 * configure.ac: Check whether we can compile and use a template
8272 function with a printf attribute.
8273 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8274 when jumping over bytes.
8275 * object.cc: Instantiate Object::read_section_data.
8276 * debug.h: Include <cstring>
8277 * dwarf_reader.cc: Include <algorithm>
8278 * main.cc: Include <cstring>.
8279 * options.cc: Include <cstring>.
8280 * output.cc: Include <cstring>.
8281 * script.cc: Include <cstring>.
8282 * script.h: Include <string>.
8283 * symtab.cc: Include <cstring> and <algorithm>.
8284 * target-select.cc: Include <cstring>.
8285 * version.cc: Include <string>.
8286 * testsuite/testmain.cc: Include <cstdlib>.
8287 * configure, config.in: Rebuild.
8289 2008-03-25 Ian Lance Taylor <iant@google.com>
8291 * options.cc: Include "../bfd/bfdver.h".
8292 (options::help): Print bug reporting address.
8294 * version.cc (print_version): Adjust output for current value of
8299 * options.cc (options::help): Print list of supported targets.
8300 * target-select.h: Include <vector>.
8301 (class Target_selector): Make machine_, size_, and is_big_endian_
8302 fields const. Add bfd_name_ and instantiated_target_ fields.
8303 (Target_selector::Target_selector): Add bfd_name parameter.
8304 (Target_selector::recognize): Make non-virtual, call
8306 (Target_selector::recognize_by_name): Make non-virtual, call
8307 do_recognize_by_name.
8308 (Target_selector::supported_names): New function.
8309 (Target_selector::bfd_name): New function.
8310 (Target_selector::do_instantiate_target): New pure virtual
8312 (Target_selector::do_recognize): New virtual function.
8313 (Target_selector::do_recognize_by_name): New virtual function.
8314 (Target_selector::instantiate_target): New private function.
8315 (supported_target_names): Declare.
8316 * target-select.cc (Target_selector::Target_selector): Update for
8317 new parameter and fields.
8318 (select_target_by_name): Check that the name matches before
8319 calling recognize_by_name.
8320 (supported_target_names): New function.
8321 * i386.cc (class Target_selector_i386): Update Target_selector
8322 constructor call. Remove recognize and recognize_by_name. Add
8323 do_instantiate_target.
8324 * x86_64.cc (class Target_selector_x86_64): Likewise.
8325 * testsuite/testfile.cc (class Target_selector_test): Update for
8326 changes to Target_selector.
8328 * README: Rewrite, with some notes on unsupported features.
8330 2008-03-24 Cary Coutant <ccoutant@google.com>
8332 * i386.cc (Target_i386::Got_type): New enum declaration.
8333 (Target_i386::Scan::local): Updated callers of Output_data_got
8335 (Target_i386::Scan::global): Likewise.
8336 (Target_i386::Relocate::relocate): Likewise.
8337 (Target_i386::Relocate::relocate_tls): Likewise.
8338 * object.h (Got_offset_list): New class.
8339 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8340 (Sized_relobj::local_got_offset): Likewise.
8341 (Sized_relobj::set_local_got_offset): Likewise.
8342 (Sized_relobj::local_has_tls_got_offset): Removed.
8343 (Sized_relobj::local_tls_got_offset): Removed.
8344 (Sized_relobj::set_local_tls_got_offset): Removed.
8345 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8346 * output.cc (Output_data_got::add_global): Added got_type parameter.
8347 (Output_data_got::add_global_with_rel): Likewise.
8348 (Output_data_got::add_global_with_rela): Likewise.
8349 (Output_data_got::add_global_pair_with_rel): New function.
8350 (Output_data_got::add_global_pair_with_rela): New function.
8351 (Output_data_got::add_local): Added got_type parameter.
8352 (Output_data_got::add_local_with_rel): Likewise.
8353 (Output_data_got::add_local_with_rela): Likewise.
8354 (Output_data_got::add_local_pair_with_rel): New function.
8355 (Output_data_got::add_local_pair_with_rela): New function.
8356 (Output_data_got::add_global_tls): Removed.
8357 (Output_data_got::add_global_tls_with_rel): Removed.
8358 (Output_data_got::add_global_tls_with_rela): Removed.
8359 (Output_data_got::add_local_tls): Removed.
8360 (Output_data_got::add_local_tls_with_rel): Removed.
8361 (Output_data_got::add_local_tls_with_rela): Removed.
8362 * output.h (Output_data_got::add_global): Added got_type parameter.
8363 (Output_data_got::add_global_with_rel): Likewise.
8364 (Output_data_got::add_global_with_rela): Likewise.
8365 (Output_data_got::add_global_pair_with_rel): New function.
8366 (Output_data_got::add_global_pair_with_rela): New function.
8367 (Output_data_got::add_local): Added got_type parameter.
8368 (Output_data_got::add_local_with_rel): Likewise.
8369 (Output_data_got::add_local_with_rela): Likewise.
8370 (Output_data_got::add_local_pair_with_rel): New function.
8371 (Output_data_got::add_local_pair_with_rela): New function.
8372 (Output_data_got::add_global_tls): Removed.
8373 (Output_data_got::add_global_tls_with_rel): Removed.
8374 (Output_data_got::add_global_tls_with_rela): Removed.
8375 (Output_data_got::add_local_tls): Removed.
8376 (Output_data_got::add_local_tls_with_rel): Removed.
8377 (Output_data_got::add_local_tls_with_rela): Removed.
8378 * resolve.cc (Symbol::override_base_with_special): Removed
8379 reference to has_got_offset_ field.
8380 * symtab.cc (Symbol::init_fields): Replaced initialization
8381 of got_offset_ with got_offsets_. Removed initialization
8383 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8384 (Symbol::got_offset): Likewise.
8385 (Symbol::set_got_offset): Likewise.
8386 (Symbol::has_tls_got_offset): Removed.
8387 (Symbol::tls_got_offset): Removed.
8388 (Symbol::set_tls_got_offset): Removed.
8389 (Symbol::got_offset_): Removed.
8390 (Symbol::tls_mod_got_offset_): Removed.
8391 (Symbol::tls_pair_got_offset_): Removed.
8392 (Symbol::got_offsets_): New field.
8393 (Symbol::has_got_offset): Removed.
8394 (Symbol::has_tls_mod_got_offset): Removed.
8395 (Symbol::has_tls_pair_got_offset): Removed.
8396 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8397 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8399 (Target_x86_64::Scan::global): Likewise.
8400 (Target_x86_64::Relocate::relocate): Likewise.
8401 (Target_x86_64::Relocate::relocate_tls): Likewise.
8403 2008-03-25 Ben Elliston <bje@au.ibm.com>
8405 * yyscript.y: Fix spelling error in comment.
8407 2008-03-24 Ian Lance Taylor <iant@google.com>
8409 * options.h (class General_options): Define build_id option.
8410 * layout.h (class Layout): Declare write_build_id, create_note,
8411 create_build_id. Add build_id_note_ member.
8412 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8413 "libiberty.h", "md5.h", "sha1.h".
8414 (Layout::Layout): Initialize eh_frame_data_,
8415 eh_frame_hdr_section_, and build_id_note_.
8416 (Layout::finalize): Call create_build_id.
8417 (Layout::create_note): New function, broken out of
8418 Layout::create_gold_note.
8419 (Layout::create_gold_note): Call create_note.
8420 (Layout::create_build_id): New function.
8421 (Layout::write_build_id): New function.
8422 (Close_task_runner::run): Call write_build_id.
8424 * x86_64.cc: Correct license to GPLv3.
8426 2008-03-23 Ian Lance Taylor <iant@google.com>
8428 * options.cc: Include "demangle.h".
8429 (parse_optional_string): New function.
8430 (parse_long_option): Handle takes_optional_argument.
8431 (parse_short_option): Update dash_z initializer. Handle
8432 takes_optional_argument.
8433 (General_options::General_options): Initialize do_demangle_.
8434 (General_options::finalize): Set do_demangle_. Handle demangling
8436 * options.h (parse_optional_string): Declare.
8437 (struct One_option): Add optional_arg field. Update constructor.
8438 Update call constructor calls. Add takes_optional_argument
8440 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8441 (DEFINE_optional_string): Define.
8442 (General_options::demangle): Change from DEFINE_bool to
8443 DEFINE_optional_string.
8444 (General_options::no_demangle): New function.
8445 (General_options::do_demangle): New function.
8446 (General_options::set_do_demangle): New function.
8447 (General_options::execstack_status_): Move definition to end of
8449 (General_options::static_): Likewise.
8450 (General_options::do_demangle_): New field.
8451 * object.cc (big_endian>::get_symbol_location_info): Call
8452 Options::do_demangle, not Options::demangle.
8453 * symtab.cc (demangle): Likewise.
8455 2008-03-22 Ian Lance Taylor <iant@google.com>
8457 * gold.h: Include <cstddef> and <sys/types.h>
8458 * options.h: Include <cstring>.
8460 2008-03-21 Ian Lance Taylor <iant@google.com>
8462 * Added source code to GNU binutils.