1 2010-08-03 Cary Coutant <ccoutant@google.com>
3 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4 to reserve space in merged_strings vector. Keep total input size
6 (Output_merge_string::do_print_merge_stats): Print total input size.
7 * merge.h (Output_merge_string): Add input_size_ field.
8 * stringpool.cc (Stringpool_template::string_length): Move
9 implementations out of Stringpool_template class and place in
11 * stringpool.h (string_length): Move out of Stringpool_template.
13 2010-08-03 Ian Lance Taylor <iant@google.com>
16 * layout.cc (relaxation_loop_body): If address of load segment is
17 set, adjust address to include headers if possible.
19 2010-08-03 Ian Lance Taylor <iant@google.com>
21 * version.cc (version_string): Bump to 1.10.
23 2010-08-03 Ian Lance Taylor <iant@google.com>
26 * layout.h (enum Output_section_order): Define.
27 (class Layout): Update declarations.
28 * layout.cc (Layout::get_output_section): Add order parameter.
29 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
30 is_first_non_relro parameters. Change all callers.
31 (Layout::choose_output_section): Likewise.
32 (Layout::add_output_section_data): Likewise.
33 (Layout::make_output_section): Likewise. Set order.
34 (Layout::default_section_order): New function.
35 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
36 * output.cc (Output_section::Output_section): Initialize order_.
37 Don't initialize deleted fields.
38 (Output_segment::Output_segment): Don't initialize deleted
40 (Output_segment::add_output_section_to_load): New function
41 replacing add_output_section. Change all callers to call this or
42 add_output_section_to_nonload.
43 (Output_segment::add_output_section_to_nonload): New function.
44 (Output_segment::remove_output_section): Rewrite.
45 (Output_segment::add_initial_output_data): Likewise.
46 (Output_segment::has_any_data_sections): Likewise.
47 (Output_segment::is_first_section_relro): Likewise.
48 (Output_segment::maximum_alignment): Likewise.
49 (Output_segment::has_dynamic_reloc): New function replacing
50 dynamic_reloc_count. Change all callers.
51 (Output_segment::has_dynamic_reloc_list): New function replacing
52 dynamic_reloc_count_list. Change all callers.
53 (Output_segment::set_section_addresses): Rewrite.
54 (Output_segment::set_offset): Rewrite.
55 (Output_segment::find_first_and_last_list): Remove.
56 (Output_segment::set_tls_offsets): Rewrite.
57 (Output_segment::first_section_load_address): Likewise.
58 (Output_segment::output_section_count): Likewise.
59 (Output_segment::section_with_lowest_load_address): Likewise.
60 (Output_segment::write_section_headers): Likewise.
61 (Output_segment::print_sections_to_map): Likewise.
62 * output.h (class Output_data): Remove dynamic_reloc_count_
63 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
64 (Output_data::add_dynamic_reloc): Rewrite.
65 (Output_data::has_dynamic_reloc): New function.
66 (Output_data::dynamic_reloc_count): Remove.
67 (class Output_section): Add order_ field. Remvoe is_relro_local_,
68 is_last_relro_, is_first_non_relro_, is_interp_,
69 is_dynamic_linker_section_ fields. Add order and set_order
70 functions. Remove is_relro_local, set_is_relro_local,
71 is_last_relro, set_is_last_relro, is_first_non_relro,
72 set_is_first_non_relro functions, is_interp, set_is_interp,
73 is_dynamic_linker_section, and set_is_dynamic_linker_section
75 (class Output_segment): Change Output_data_list from std::list to
76 std:;vector. Add output_lists_ field. Remove output_data_ and
77 output_bss_ fields. Update declarations.
79 2010-08-02 Ian Lance Taylor <iant@google.com>
81 * arm.cc (Target_arm::gc_process_relocs): Use typename.
82 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
83 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
85 2010-08-02 Ian Lance Taylor <iant@google.com>
88 * script.cc (Script_options::Script_options): Initialize
89 symbol_definitions_ and symbol_references_.
90 (Script_options::add_symbol_assignment): Update
91 symbol_definitions_ and symbol_references_.
92 (Script_options::add_symbol_reference): New function.
93 (script_symbol): New function.
94 * script.h (class Script_options): Add symbol_definitions_ and
95 symbol_references_ fields.
96 (Script_options::referenced_const_iterator): New type.
97 (Script_options::referenced_begin): New function.
98 (Script_options::referenced_end): New function.
99 (Script_options::is_referenced): New function.
100 (Script_options::any_unreferenced): New function.
101 * script-c.h (script_symbol): Declare.
102 * yyscript.y (exp): Call script_symbol.
103 * symtab.cc: Include "script.h".
104 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
105 Change all callers. Check symbols referenced by scripts.
106 (Symbol_table::add_undefined_symbols_from_command_line): Add
107 layout parameter. Change all callers.
108 (Symbol_table::do_add_undefined_symbols_from_command_line):
109 Likewise. Break out loop body. Check symbols referenced by
111 (Symbol_table::add_undefined_symbol_from_command_line): New
112 function broken out of
113 do_add_undefined_symbols_from_command_line.
114 * symtab.h (class Symbol_table): Update declarations.
115 * archive.cc: Include "layout.h".
116 (Archive::should_include_member): Add layout parameter. Change
117 all callers. Check for symbol mentioned in expression.
118 * archive.h (class Archive): Update declaration.
119 * object.cc (Sized_relobj::do_should_include_member): Add layout
121 * object.h (Object::should_include_member): Add layout parameter.
123 (Object::do_should_include_member): Add layout parameter.
124 (class Sized_relobj): Update declaration.
125 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
127 * dynobj.h (class Sized_dynobj): Update declaration.
128 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
130 * plugin.h (class Sized_pluginobj): Update declaration.
132 2010-08-02 Ian Lance Taylor <iant@google.com>
135 * output.cc (Output_segment::set_offset): Search for the first and
136 last sections rather than assuming that the list is in order.
137 (Output_segment::find_first_and_last_list): New function.
138 * output.h (class Output_segment): Update declarations.
139 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
140 (relro_strip_test_SOURCES): New variable.
141 (relro_strip_test_DEPENDENCIES): New variable.
142 (relro_strip_test_LDFLAGS): New variable.
143 (relro_strip_test_LDADD): New variable.
144 (relro_strip_test.so): New target.
146 2010-08-02 Ian Lance Taylor <iant@google.com>
148 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
149 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
150 (Target_i386::got_tlsdesc_section): New function.
151 (Target_i386::got_section): Create space for GOT entries for
153 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
155 (Target_i386::Scan::global): Likewise.
156 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
158 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
159 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
160 (Target_x86_64::got_tlsdesc_section): New function.
161 (Target_x86_64::got_section): Create space for GOT entries for
163 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
165 (Target_x86_64::Scan::global): Likewise.
166 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
169 2010-08-02 Ian Lance Taylor <iant@google.com>
171 * testsuite/final_layout.sh: Use dc to convert from hex to
174 2010-07-29 Sriraman Tallam <tmsriram@google.com>
176 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
177 paramter to the call to gold::gc_process_relocs.
178 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
179 paramter to the call to gold::gc_process_relocs.
180 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
181 parameter to the call to gold::gc_process_relocs.
182 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
183 template parameter to the call to gold::gc_process_relocs.
184 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
185 paramter to the call to gold::gc_process_relocs.
186 * gc.h (get_embedded_addend_size): New function.
187 (gc_process_relocs): Save the size of the reloc for use by ICF.
188 * icf.cc (get_section_contents): Get the addend from the text section
189 for SHT_REL relocation sections.
190 * icf.h (Icf::Reloc_addend_size_info): New typedef.
191 (Icf::Reloc_info): Add new member reloc_addend_size_info.
192 * int_encoding.h (read_from_pointer): New overloaded function.
193 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
194 * testsuite/icf_sht_rel_addend_test.sh: New file.
195 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
196 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
198 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
200 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
201 * Makefile.in: Regenerate.
202 * testsuite/Makefile.in: Regenerate.
204 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
206 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
207 * gold/testsuite/debug_msg.cc: Likewise.
208 * gold/testsuite/odr_violation1.cc
209 * gold/testsuite/odr_violation2.cc
211 2010-07-21 Cary Coutant <ccoutant@google.com>
213 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
214 string, and length fields.
215 (Output_merge_string::Merged_strings_list): New type.
216 (Output_merge_string::Merged_strings_lists): New typedef.
217 (Output_merge_string): Replace merged_strings_ with
218 merged_strings_lists_.
219 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
220 Merged_strings_list per input object and section. Don't store pointer
221 to the string. Don't store length with each merged string entry.
222 (Output_merge_string::finalize_merged_data): Loop over list of merged
223 strings lists. Recompute length of each merged string.
225 2010-07-15 Cary Coutant <ccoutant@google.com>
227 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
230 2010-07-14 Ian Lance Taylor <iant@google.com>
232 * descriptors.cc (Descriptors::open): Report correct name in error
235 2010-07-13 Doug Kwan <dougkwan@google.com>
237 * arm.cc (Arm_input_section::Arm_input_section): For a
238 SHT_ARM_EXIDX section, always keeps the input sections.
239 (Arm_input_section::set_exidx_section_link): New method.
240 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
241 has_errors_ to false.
242 (Arm_exidx_input_section::has_errors,
243 Arm_exidx_input_section::set_has_errors): New methods.
244 (Arm_exidx_input_section::has_errors_): New data member.
245 (Arm_relobj::get_exidx_shndx_list): New method.
246 (Arm_output_section::append_text_sections_to_list): Do not skip
247 section without SHF_EXECINSTR.
248 (Arm_output_section::fix_exidx_coverage): Skip input sections with
250 (Arm_relobj::make_exidx_input_section): Add new parameter for text
251 section header. Make error messages more verbose. Check for
252 a non-executable section linked to an EXIDX section.
253 (Arm_relobj::do_read_symbols): Remove error checking, which has been
254 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
255 check that there is no deferred EXIDX section if we exit early.
256 Instead of not making an EXIDX section in case of an error, make one
257 and set the has_errors flag of it.
258 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
259 in a relocatable link.
260 (Target_arm::do_relax): Look for the EXIDX output section instead of
261 assuming that it is called .ARM.exidx.
262 (Target_arm::fix_exidx_coverage): Add a new parameter for input
263 section list. Do not check for SHF_EXECINSTR section flags but
264 skip any input section with errors.
265 * output.cc (Output_section::Output_section): Initialize
266 always_keeps_input_sections_ to false.
267 (Output_section::add_input_section): Check for
268 always_keeps_input_sections_.
269 * output.h (Output_section::always_keeps_input_sections,
270 Output_section::set_always_keeps_input_sections): New methods.
271 (Output_section::always_keeps_input_sections): New data member.
273 2010-07-13 Rafael Espindola <espindola@google.com>
275 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
276 * fileread.h (Input_file): Add try_extra_search_path and find_file.
278 2010-07-13 Philip Herron <herron.philip@googlemail.com>
279 Ian Lance Taylor <iant@google.com>
281 * output.h (Output_section_lookup_maps::add_merge_section):
282 Correct check of whether value was inserted.
283 (Output_section_lookup_maps::add_merge_input_section): Likewise.
284 (Output_section_lookup_maps::add_relaxed_input_section):
286 * arm.cc (Target_arm::got_section): Remove used local os.
287 * i386.cc (Target_i386::got_section): Likewise.
288 * x86_64.cc (Target_x86_64::got_section): Likewise.
289 * sparc.cc (Target_sparc::got_section): Likewise.
290 (Target_sparc::relocate): Remove unused local have_got_offset.
291 * powerpc.cc (Target_powerpc::relocate): Likewise.
293 2010-07-13 Ian Lance Taylor <iant@google.com>
295 * compressed_output.cc (zlib_decompress): Fix signature in
298 * archive.cc (Archive::include_member): Unlock an external member
299 of a thin archive. Don't bother to delete an object we know is
302 2010-07-12 Cary Coutant <ccoutant@google.com>
304 * compressed_output.cc (zlib_decompress): New function.
305 (get_uncompressed_size): New function.
306 (decompress_input_section): New function.
307 * compressed_output.h (get_uncompressed_size): New function.
308 (decompress_input_section): New function.
309 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
310 Handle compressed debug sections.
311 * layout.cc (is_compressed_debug_section): New function.
312 (Layout::output_section_name): Map compressed section names to
314 * layout.h (is_compressed_debug_section): New function.
315 (is_debug_info_section): Recognize compressed debug sections.
316 * merge.cc: Include compressed_output.h.
317 (Output_merge_data::do_add_input_section): Handle compressed
319 (Output_merge_string::do_add_input_section): Handle compressed
321 * object.cc: Include compressed_output.h.
322 (Sized_relobj::Sized_relobj): Initialize new data members.
323 (build_compressed_section_map): New function.
324 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
325 * object.h (Object::section_is_compressed): New method.
326 (Object::do_section_is_compressed): New method.
327 (Sized_relobj::Compressed_section_map): New type.
328 (Sized_relobj::do_section_is_compressed): New method.
329 (Sized_relobj::compressed_sections_): New data member.
330 * output.cc (Output_section::add_input_section): Handle compressed
332 * reloc.cc: Include compressed_output.h.
333 (Sized_relobj::write_sections): Handle compressed debug sections.
335 2010-07-08 Cary Coutant <ccoutant@google.com>
337 * resolve.cc (Symbol_table::resolve): Remember whether undef was
338 weak when resolving to a dynamic def.
339 (Symbol_table::should_override): Add adjust_dyndef flag; set it
340 for weak undef/dynamic def cases. Adjust callers.
341 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
343 (Symbol_table::sized_write_globals): Adjust symbol binding.
344 (Symbol_table::sized_write_symbol): Add binding parameter.
345 * symtab.h (Symbol::set_undef_binding): New method.
346 (Symbol::is_undef_binding_weak): New method.
347 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
348 (Symbol_table::should_override): Add new parameter.
349 (Symbol_table::sized_write_symbol): Add new parameter.
351 * testsuite/weak_undef_file1.cc: Add new test case.
352 * testsuite/weak_undef_file2.cc: Fix header comment.
353 * testsuite/weak_undef_test.cc: Add new test case.
355 2010-06-29 Doug Kwan <dougkwan@google.com>
357 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
358 Initialize USE_SYMBOL_.
359 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
361 (Arm_reloc_property::uses_symbol_): New data member declaration.
362 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
363 uses symbol value and symbol is undefined but not weakly undefined.
365 2010-06-28 Rafael Espindola <espindola@google.com>
367 * plugin.cc (Plugin::load): Use dlerror.
369 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
371 * symtab.cc (detect_odr_violations): When reporting an ODR
372 violation, report an object where the symbol is defined.
374 2010-06-25 Doug Kwan <dougkwan@google.com>
376 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
377 (Target_arm::section_may_have_icf_unsafe_pointers): New method
379 (Target_arm::Scan::local_reloc_may_be_function_pointer,
380 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
381 target hook to detect function points.
382 (Target_arm::Scan::possible_function_pointer_reloc): New method.
383 * icf.h (Icf::check_section_for_function_pointers): Change type of
384 parameter SECTION_NAME to const reference to std::string. Use
385 target hook to determine if section may have unsafe pointers.
386 * target.h (Target::section_may_have_icf_unsafe_pointers): New
389 2010-06-21 Rafael Espindola <espindola@google.com>
391 * fileread.cc (Input_file::find_fie): New
392 (Input_file::open): Use Input_file::find_fie.
393 * fileread.h (Input_file::find_fie): New
394 * plugin.cc (set_extra_library_path): New.
395 (Plugin::load): Add set_extra_library_path to the transfer vector.
396 (Plugin_manager::set_extra_library_path): New.
397 (Plugin_manager::add_input_file): Use the extra search path if set.
398 (set_extra_library_path(): New.
399 * plugin.h (Plugin_manager): Add set_extra_library_path and
402 2010-06-19 Cary Coutant <ccoutant@google.com>
404 * layout.cc (gdb_sections): Add .debug_types.
405 (lines_only_debug_sections): Likewise.
407 2010-06-18 Rafael Espindola <espindola@google.com>
409 * plugin.cc (add_input_file,add_input_library)
410 (Plugin_manager::add_input_file): Make filename arguments const.
411 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
414 2010-06-16 Doug Kwan <dougkwan@google.com>
416 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
417 .ARM.attributes section if we have not merged any input
420 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
422 * arm.cc: Allow combining objects with no EABI version
425 2010-06-15 Rafael Espindola <espindola@google.com>
427 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
429 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
431 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
432 (struct iovec): Correct !HAVE_READV definition.
434 2010-06-10 Cary Coutant <ccoutant@google.com>
436 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
437 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
439 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
442 * symtab.h (Symbol::is_placeholder): New member function.
443 * target-reloc.h (relocate_section): Check for placeholder symbols.
445 * testsuite/Makefile.am (plugin_test_8): New test.
446 (plugin_test_9): New test.
447 * testsuite/Makefile.in: Regenerate.
449 2010-06-09 Nick Clifton <nickc@redhat.com>
451 * yyscript.y (input_list_element): Allow strings prefixed with
452 the '-' character. Treat these as libraries.
453 * script.cc (script_add_library): New function. Adds a library
454 specified by "-l<name>" found in an input script.
455 * script-c.h: Add prototype for script_add_library.
457 2010-06-07 Doug Kwan <dougkwan@google.com>
459 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
460 Restrict stub-group size to be within long conditional branch
461 range when working around cortex-A8 erratum.
463 2010-06-07 Damien Diederen <dd@crosstwine.com>
465 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
468 2010-06-03 Sriraman Tallam <tmsriram@google.com>
472 (Output_section::Input_section_sort_entry::compare_section_ordering):
473 Change to return non-zero correctly.
474 (Output_section::Input_section_sort_section_order_index_compare
475 ::operator()): Change to fix ambiguity in comparisons.
477 2010-06-01 Sriraman Tallam <tmsriram@google.com>
479 * gold.h (is_wildcard_string): New function.
480 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
481 (Layout::layout_eh_frame): Ditto.
482 (Layout::find_section_order_index): New method.
483 (Layout::read_layout_from_file): New method.
484 * layout.h (Layout::find_section_order_index): New method.
485 (Layout::read_layout_from_file): New method.
486 (Layout::input_section_position_): New private member.
487 (Layout::input_section_glob_): New private member.
488 * main.cc (main): Call read_layout_from_file here.
489 * options.h (--section-ordering-file): New option.
490 * output.cc (Output_section::input_section_order_specified_): New
492 (Output_section::Output_section): Initialize new member.
493 (Output_section::add_input_section): Add new parameter.
494 Keep input sections when --section-ordering-file is used.
495 (Output_section::set_final_data_size): Sort input sections when
496 section ordering file is specified.
497 (Output_section::Input_section_sort_entry): Add new parameter.
499 (Output_section::Input_section_sort_entry::compare_section_ordering):
501 (Output_section::Input_section_sort_compare::operator()): Change to
502 consider section_order_index.
503 (Output_section::Input_section_sort_init_fini_compare::operator()):
504 Change to consider section_order_index.
505 (Output_section::Input_section_sort_section_order_index_compare
506 ::operator()): New method.
507 (Output_section::sort_attached_input_sections): Change to sort
508 according to section order when specified.
509 (Output_section::add_input_section<32, true>): Add new parameter.
510 (Output_section::add_input_section<64, true>): Add new parameter.
511 (Output_section::add_input_section<32, false>): Add new parameter.
512 (Output_section::add_input_section<64, false>): Add new parameter.
513 * output.h (Output_section::add_input_section): Add new parameter.
514 (Output_section::input_section_order_specified): New
516 (Output_section::set_input_section_order_specified): New method.
517 (Input_section::Input_section): Initialize section_order_index_.
518 (Input_section::section_order_index): New method.
519 (Input_section::set_section_order_index): New method.
520 (Input_section::section_order_index_): New member.
521 (Input_section::Input_section_sort_section_order_index_compare): New
523 (Output_section::input_section_order_specified_): New member.
524 * script-sections.cc (is_wildcard_string): Delete and move modified
526 (Output_section_element_input::Output_section_element_input): Modify
527 call to is_wildcard_string.
528 (Output_section_element_input::Input_section_pattern
529 ::Input_section_pattern): Ditto.
530 (Output_section_element_input::Output_section_element_input): Ditto.
531 * testsuite/Makefile.am (final_layout): New test case.
532 * testsuite/Makefile.in: Regenerate.
533 * testsuite/final_layout.cc: New file.
534 * testsuite/final_layout.sh: New file.
536 2010-06-01 Rafael Espindola <espindola@google.com>
538 * plugin.cc (Plugin::load): Pass the output name to the plugin.
540 2010-06-01 Rafael Espindola <espindola@google.com>
542 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
543 visibility of symbols.
545 2010-05-27 Doug Kwan <dougkwan@google.com>
547 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
548 from start of output section instead of address for a local symbol
549 in a merged or relaxed section when doing a relocatable link.
551 2010-05-26 Rafael Espindola <espindola@google.com>
554 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
555 adding sections the garbage collector removed.
556 * gold/testsuite/Makefile.am: Add test.
557 * gold/testsuite/Makefile.in: Regenerate.
558 * gold/testsuite/plugin_test_7.sh: New.
559 * gold/testsuite/plugin_test_7_1.c: New.
560 * gold/testsuite/plugin_test_7_2.c: New.
562 2010-05-26 Rafael Espindola <espindola@google.com>
564 * script-sections.cc (Output_section_definition::set_section_addresses):
565 Check for --section-start.
567 2010-05-26 Doug Kwan <dougkwan@google.com>
569 * arm.cc (Arm_scan_relocatable_relocs): New class.
570 (Target_arm::relocate_special_relocatable): New method.
571 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
572 (Arm_relocate_functions::thumb_branch_common): Same.
573 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
574 instead of Default_scan_relocatable_relocs.
575 * target-reloc.h (relocate_for_relocatable): Let target handle
576 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
577 * target.h (Sized_target::relocate_special_relocatable): New method.
579 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
581 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
583 2010-05-23 Doug Kwan <dougkwan@google.com>
585 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
587 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
588 with a direct branch, not a conditional branch, to a stub.
589 * merge.cc (Output_merge_base::record_input_section): New method
591 (Output_merge_data::do_add_input_section): Record input section if
592 keeps-input-sections flag is set.
593 (Output_merge_string::do_add_input_section): Ditto.
594 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
595 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
597 (Output_merge_base::keeps_input_sections,
598 Output_merge_base::set_keeps_input_sections,
599 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
601 (Output_merge_base::Input_sections): New type declaration.
602 (Output_merge_base::input_sections_begin,
603 Output_merge_base::input_sections_end,
604 Output_merge_base::do_set_keeps_input_sections): New method definitions.
605 (Output_merge_base::bool keeps_input_sections_,
606 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
607 Output_merge_base::input_sections_): New data members.
608 (Output_merge_data::do_set_keeps_input_sections): New method
610 (Output_merge_string::do_set_keeps_input_sections): Ditto.
611 * output.cc (Output_section::Input_section::relobj): Move method
612 defintion from class declaration to here and handle merge sections.
613 (Output_section::Input_section::shndx): Ditto.
614 (Output_section::Output_section): Remove initializations of removed
615 data members and initialize new data member LOOKUP_MAPS_.
616 (Output_section::add_input_section): Set keeps-input-sections flag
617 for a newly created merge output section as appropriate. Adjust code
618 to use Output_section_lookup_maps class.
619 (Output_section::add_relaxed_input_section): Adjst code for lookup
620 maps code refactoring.
621 (Output_section::add_merge_input_section): Add a new parameter
622 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
623 class. If adding input section to a newly created merge output
624 section fails, remove the new merge section.
625 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
626 Adjust code for use of the Output_section_lookup_maps class.
627 (Output_section::find_merge_section): Ditto.
628 (Output_section::build_lookup_maps): New method defintion.
629 (Output_section::find_relaxed_input_section): Adjust code to use
630 Output_section_lookup_maps class.
631 (Output_section::get_input_sections): Export merge sections. Adjust
632 code to use Output_section_lookup_maps class.
633 (Output_section:::add_script_input_section): Adjust code to use
634 Output_section_lookup_maps class. Update lookup maps for merge
636 (Output_section::discard_states): Use Output_section_lookup_maps.
637 (Output_section::restore_states): Same.
638 * output.h (Merge_section_properties): Move class defintion out of
640 (Output_section_lookup_maps): New class.
641 (Output_section::Input_section::is_merge_section): New method
643 (Output_section::Input_section::relobj): Move defintion out of class
644 defintion. Declare method only.
645 (Output_section::Input_section::shndx): Ditto.
646 (Output_section::Input_section::output_merge_base): New method defintion.
647 (Output_section::Input_section::u2_.pomb): New union field.
648 (Output_section::Merge_section_by_properties_map,
649 Output_section::Output_section_data_by_input_section_map,
650 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
652 (Output_section::add_merge_input_section): Add new parameter
653 KEEPS_INPUT_SECTIONS.
654 (Output_section::build_lookup_maps): New method declaration.
655 (Output_section::merge_section_map_,
656 Output_section::merge_section_by_properties_map_,
657 Output_section::relaxed_input_section_map_,
658 Output_section::is_relaxed_input_section_map_valid_): Remove data
660 (Output_section::lookup_maps_): New data member.
662 2010-05-21 Doug Kwan <dougkwan@google.com>
665 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
666 avoid a compilation error.
668 2010-05-19 Rafael Espindola <espindola@google.com>
670 * script-sections.cc (Output_section_definition::allocate_to_segment):
671 Update the phdrs_list even when the output section is NULL.
672 * testsuite/Makefile.am: Add test.
673 * testsuite/Makefile.in: Regenerate.
674 * testsuite/script_test_9.cc: New.
675 * testsuite/script_test_9.sh: New.
676 * testsuite/script_test_9.t: New.
678 2010-05-19 Doug Kwan <dougkwan@google.com>
680 * arm.cc (Arm_input_section::original_size): New method.
681 (Arm_input_section::do_addralign): Add a cast.
682 (Arm_input_section::do_output_offset): Remove static cast.
683 (Arm_input_section::original_addralign,
684 Arm_input_section::original_size_): Change type to uint32_t.
685 (Arm_input_section::init): Add safe casts for section alignment
687 (Arm_input_section::set_final_data_size): Do not set address and
688 offset of stub table.
689 (Arm_output_section::fix_exidx_coverage): Change use of of
690 Output_section::Simple_input_section to that of
691 Output_section::Input_section.
692 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
693 except for the first pass.
694 * output.cc (Output_section::get_input_sections): Change type of
695 input_sections to std::list<Input_section>.
696 (Output_section::add_script_input_section): Rename from
697 Output_section::add_simple_input_section. Change type of SIS
698 parameter from Simple_input_section to Input_section.
699 * output.h (Output_section::Simple_input_section): Remove class.
700 (Output_section::Input_section): Change class visibility to public.
701 (Output_section::Input_section::addralign): Use stored alignments
702 for special input sections if set.
703 (Output_section::Input_section::set_addralign): New method.
704 (Output_section::get_input_sections): Change parameter type from
705 list of Simple_input_section to list of Input_section.
706 (Output_section::add_script_input_section): Rename from
707 Output_section::add_simple_input_section. Change first parameter's
708 type from Simple_input_section to Input_section and remove the
709 second and third parameters.
710 * script-sections.cc (Input_section::Input_section_list): Change
711 type to list of Output_section::Input_section/
712 (Input_section_info::Input_section_info): Change parameter type of
713 INPUT_SECTION to Output_section::Input_section.
714 (Input_section_info::input_section): Change return type.
715 (Input_section_info::input_section_): Change type to
716 Output_section::Input_section.
717 (Output_section_element_input::set_section_addresses): Adjust code
718 to use Output_section::Input_section instead of
719 Output_section::Simple_input_section. Adjust code for renaming
720 of Output_section::add_simple_input_section.
721 (Orphan_output_section::set_section_addresses): Ditto.
723 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
725 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
726 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
728 2010-05-18 Rafael Espindola <espindola@google.com>
730 * options.cc (General_options::finalize): Handle -nostdlib.
731 * options.h (nostdlib): New option.
732 * script.cc (script_add_search_dir): Handle -nostdlib.
734 2010-05-12 Doug Kwan <dougkwan@google.com>
736 * arm.cc (Target_arm::do_finalize_sections): Create an empty
737 attributes section only if there no attributes section after merging.
738 (Target_arm::merge_object_attributes): Move value of
739 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
740 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
741 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
742 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
743 and arm_attr_merge_7.stdout.
744 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
745 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
746 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
747 arm_attr_merge_7b.o): New rules.
748 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
750 * testsuite/Makefile.in: Regenerate.
751 * testsuite/arm_attr_merge.sh: New file.
752 * testsuite/arm_attr_merge_[67][ab].s: Same.
754 2010-05-05 Nick Clifton <nickc@redhat.com>
756 * po/es.po: Updated Spanish translation.
758 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
760 * Makefile.am (install-exec-local): Properly install gold as
761 default cross linker.
762 * Makefile.in: Regenerated.
764 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
765 Nick Clifton <nickc@redhat.com>
767 * configure.ac (install_as_default): Define and set to false
768 unless --enable-gold or --enable-gold=both/gold has been
770 * configure: Regenerate.
772 * Makefile.am (install-exec-local): Install the executable as
773 'ld.gold'. If install_as_default is true then also install it as
775 * Makefile.in: Regenerated.
777 2010-04-24 Ian Lance Taylor <iant@google.com>
779 * layout.cc (Layout::layout_reloc): In relocatable link don't
780 combine reloc sections for grouped sections.
782 2010-04-23 Sriraman Tallam <tmsriram@google.com>
784 * gc.h (gc_process_relocs): Pass information on relocs pointing to
785 sections that are not ordinary to icf.
786 * icf.cc (get_section_contents): Handle relocation pointing to section
787 with no object or shndx information.
788 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
789 * testsuite/Makefile.in: Regenerate.
790 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
791 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
793 2010-04-22 Ian Lance Taylor <iant@google.com>
795 * expression.cc (Expression::Expression_eval_info): Add
796 result_alignment_pointer field.
797 (Expression::eval_with_dot): Add result_alignment_pointer
798 parameter. Change all callers.
799 (Expression::eval_maybe_dot): Likewise.
800 (class Binary_expression): Add alignment_pointer parameter to
801 left_value and right_value. Change all callers.
802 (BINARY_EXPRESSION): Set result alignment.
803 (class Trinary_expression): Add alignment_pointer parameter to
804 arg2_value and arg3_value. Change all callers.
805 (Trinary_cond::value): Set result alignment.
806 (Max_expression::value, Min_expression::value): Likewise.
807 (Align_expression::value): Likewise.
808 * script-sections.cc (class Sections_element): Add dot_alignment
809 parameter to set_section_addresses virtual function. Update
811 (class Output_section_element): Likewise.
812 (Script_sections::create_segments): Add dot_alignment parameter.
814 (Script_sections::create_segments_from_phdrs_clause): Likewise.
815 (Script_sections::set_phdrs_clause_addresses): Likewise.
816 * script-sections.h: Update declarations.
817 * script.h: Update declarations.
818 * output.h (Output_segment::set_minimum_p_align): Don't decrease
820 * testsuite/script_test_3.t: Set large alignment.
821 * testsuite/script_test_3.sh: Make sure that at least one LOAD
822 segment has expected alignment.
824 2010-04-22 Nick Clifton <nickc@redhat.com>
826 * po/gold.pot: Updated by the Translation project.
827 * po/vi.po: Updated Vietnamese translation.
829 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
831 * testsuite/Makefile.am (check_PROGRAMS): Add
832 icf_virtual_function_folding_test.
833 * testsuite/Makefile.in: Regenerated.
835 2010-04-15 Andrew Haley <aph@redhat.com>
837 * options.h (merge_exidx_entries): New option.
838 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
839 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
840 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
841 (Target_arm::merge_exidx_entries): New function.
842 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
843 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
844 to Arm_exidx_fixup constructor.
845 Add new arg, merge_exidx_entries.
846 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
847 Arm_output_section::fix_exidx_coverage.
849 2010-04-18 Sriraman Tallam <tmsriram@google.com>
851 * icf.cc (get_section_contents): Check for preemptible functions.
852 Ignore addend when appropriate.
853 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
855 (add_from_relobj): Check for section folded.
856 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
857 * symtab.h (should_add_dynsym_entry): Add new parameter.
858 * target-reloc.h (scan_relocs): Check for section folded.
859 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
860 Check reloc types for function pointers in shared objects.
861 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
863 (icf_preemptible_functions_test): New test case.
864 (icf_string_merge_test): New test case.
865 * testsuite.Makefile.in: Regenerate.
866 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
867 bar_glob. Refactor code.
868 * testsuite/icf_preemptible_functions_test.cc: New file.
869 * testsuite/icf_preemptible_functions_test.sh: New file.
870 * testsuite/icf_string_merge_test.cc: New file.
871 * testsuite/icf_string_merge_test.sh: New file.
872 * testsuite/icf_virtual_function_folding_test.cc: New file.
873 * testsuite/icf_virtual_function_folding_test.sh: New file.
875 2010-04-14 Doug Kwan <dougkwan@google.com>
877 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
878 for local symbol recounting if we remove a section due to ICF.
879 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
880 there are no regular objects in input.
882 2010-04-13 Doug Kwan <dougkwan@google.com>
884 * arm.cc (Arm_input_section::set_final_data_size): Compute
885 accurate final data size instead of using current data size.
887 2010-04-09 Doug Kwan <dougkwan@google.com>
889 * layout.cc (Layout::choose_output_section): Handle script section
891 (Layout::make_output_section_for_script): Add section type parameter.
892 Handle script section types.
893 * layout.h (Layout::make_output_section_for_script): Add section
895 * output.cc (Output_section::Output_section): Initialize data member
897 (Output_section::do_reset_address_and_file_offset): Do not set address
898 to 0 if section is a NOLOAD section.
899 * output.h (Output_section::is_noload): New method.
900 (Output_section::set_is_noload): Ditto.
901 (Output_section::is_noload_): New data member.
902 * script-c.h (Script_section_type): New enum type.
903 (struct Parser_output_section_header): Add new file section_type.
904 * script-sections.cc (Sections_element::output_section_name): Add
905 parameter for returning script section type.
906 (Output_section_definition::output_section_name): Ditto.
907 (Output_section_definition::section_type)P; New method.
908 (Output_section_definiton::script_section_type_name): Ditto.
909 (Output_section_definition::script_section_type_): New data member.
910 (Output_section_definition::Output_section_definition): Initialize
911 data member Output_section_definition::script_section_type_.
912 (Output_section_definition::create_sections): Pass script section type
913 to Layout::make_output_section_for_script.
914 (Output_section_definition::output_section_name): Return script
915 section type to caller.
916 (Output_section_definition::set_section_address): Do not advance
917 dot value and load address if section type is NOLOAD. Set address
918 of NOLOAD sections regardless of section flags.
919 (Output_section_definition::print): Print section type if it is
920 not SCRIPT_SECTION_TYPE_NONE.
921 (Output_section_definition::section_type): New method.
922 (Output_section_definition::script_section_type_name): Ditto.
923 (Script_sections::output_section_name): Add new parameter
924 PSECTION_TYPE for returning script section type. Pass it to
925 section elements. Handle discard sections.
926 (Sort_output_sections::operator()): Handle NOLOAD sections.
927 * script-sections.h (Script_sections::Section_type): New enum type.
928 (Script_sections::output_section_name): Add a new parameter for
929 returning script section type.
930 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
932 * yyscript.y (union): Add new field SECTION_TYPE.
933 (COPY, DSECT, INFO, NOLOAD): New tokens.
934 (opt_address_and_section_type): Change type to output_section_header.
935 (section_type): New non-terminal
936 (section_header): Handle section type.
937 (opt_address_and_section_type): Return section type value.
939 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
941 * testsuite/plugin_common_test_1.c (foo): Add prototype.
942 * testsuite/plugin_common_test_2.c (foo): Likewise.
944 2010-04-08 Doug Kwan <dougkwan@google.com>
946 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
948 * output.cc (Output_section::add_merge_input_section): Simplify
949 code and return status of Output_merge_base::add_input_section.
950 Update merge section map only if Output_merge_base::add_input_section
953 2010-04-07 Doug Kwan <dougkwan@google.com>
955 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
956 if section is marked as containing instructions but has no mapping
958 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
959 correct section index.
960 (Arm_relobj::find_linked_text_section): Ditto.
962 2010-04-07 Cary Coutant <ccoutant@google.com>
964 * archive.cc (include_member): Destroy Read_symbols_data object before
966 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
967 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
968 (Read_symbols_data::~Read_symbols_data) New destructor.
969 (Section_relocs::Section_relocs) New constructor.
970 (Section_relocs::~Section_relocs) New destructor.
971 (Read_relocs_data::Read_relocs_data) New constructor.
972 (Read_relocs_data::~Read_relocs_data) New destructor.
973 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
974 pointers to NULL after deleting.
976 2010-04-07 Doug Kwan <dougkwan@google.com>
978 * arm.cc: Replace "endianity" with "endianness" in comments.
979 (Arm_exidx_cantunwind): Ditto.
980 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
981 (Arm_relobj::merge_flags_and_attributes): New method.
982 (Arm_relobj::merge_flags_and_attributes_): New data member.
983 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
984 (Arm_relobj::scan_sections_for_stubs): Ditto.
985 (Arm_relobj::do_read_symbols): Check to see if we really want to
986 merge processor-specific flags and attributes. Exit early if
987 an object is empty except for section names and the undefined symbol.
988 (Target_arm::do_finalize_sections): Move check for ELF format to
989 Arm_relobj::do_read_symbols. Merge processor specific flags and
990 attributes from a regular object only when we have determined that
991 it is aapropriate. Do not create an .ARM.attributes section in
992 output if there is no regular input object.
993 (Target_arm::merge_processor_specific_flags): Check
994 --warn-mismatch before printing any error.
995 (Target_arm::merge_object_attributes): Ditto.
996 * gold.cc (queue_middle_tasks): Handle the case in which there is
997 no regular object in input.
998 * options.cc (General_options::parse_EB): New method.
999 (General_options::parse_EL): Same.
1000 (General_options::General_options): Initialize endianness_.
1001 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1003 (General_options::Endianness): New enum.
1004 (General_options::endianness): New method.
1005 (General_options::endianness_): New data member.
1006 * parameters.cc (Parameters::set_options): Check target endianness.
1007 (Parameters::set_target_once): Ditto.
1008 (Parameters::check_target_endianness): New method.
1009 (parameters_force_valid_target): If either -EL or -EB is specified,
1010 use it to define endianness of default target.
1011 * parameters.h (Parameters::check_target_endianness): New method
1013 * target.h (class Target): Change "endianity" to "endianness"
1016 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1018 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1019 * configure: Regenerate.
1020 * Makefile.in: Regenerate.
1021 * testsuite/Makefile.in: Regenerate.
1023 2010-04-06 Cary Coutant <ccoutant@google.com>
1026 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1027 prevailing definitions of common symbols.
1028 * testsuite/plugin_test_6.sh: New test case.
1029 * testsuite/plugin_common_test_1.c: New test case.
1030 * testsuite/plugin_common_test_2.c: New test case.
1031 * testsuite/Makefile.am (plugin_test_6): New test case.
1032 * testsuite/Makefile.in: Regenerate.
1034 2010-04-06 Nick Clifton <nickc@redhat.com>
1036 * po/vi.po: New Vietnamese translation.
1038 2010-03-30 Doug Kwan <dougkwan@google.com>
1040 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1042 2010-03-25 Doug Kwan <dougkwan@google.com>
1044 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1045 to avoid a conversion warning on a 32-bit host.
1047 2010-03-24 Ian Lance Taylor <iant@google.com>
1049 * testsuite/script_test_3.t: Add a TLS segment.
1050 * testsuite/Makefile.am (check_PROGRAMS): Add
1051 tls_phdrs_script_test.
1052 (tls_phdrs_script_test_SOURCES): Define.
1053 (tls_phdrs_script_test_DEPENDENCIES): Define.
1054 (tls_phdrs_script_test_LDFLAGS): Define.
1055 (tls_phdrs_script_test_LDADD): Define.
1056 * testsuite/Makefile.in: Rebuild.
1058 2010-03-23 Cary Coutant <ccoutant@google.com>
1060 * fileread.cc (find_or_make_view): Fix comment.
1062 2010-03-23 Ian Lance Taylor <iant@google.com>
1064 * script-sections.cc (class Orphan_section_placement): Define
1065 PLACE_TLS and PLACE_TLS_BSS.
1066 (Orphan_section_placement::Orphan_section_placement): Initialize
1068 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1069 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1070 (tls_script_test_SOURCES): Define.
1071 (tls_script_test_DEPENDENCIES): Define.
1072 (tls_script_test_LDFLAGS): Define.
1073 (tls_script_test_LDADD): Define.
1074 * testsuite/Makefile.in: Rebuild.
1076 2010-03-22 Doug Kwan <dougkwan@google.com>
1078 * arm.cc (Arm_relocate_functions::abs8,
1079 Arm_relocate_functions::abs16): Use correct check for overflow
1080 specified in the ARM ELF specs.
1081 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1082 target of a BLX instruction specially.
1083 (Reloc_stub::stub_type_for_reloc): Ditto.
1084 (Relocate::relocate): Use symbolic names instead of numeric relocation
1085 codes to report error.
1086 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1088 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1089 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1090 thumb2_blx_out_of_range.stdout
1091 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1092 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1093 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1094 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1095 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1096 thumb2_blx_in_range, thumb2_blx_in_range.o,
1097 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1098 thumb2_blx_out_of_range.o): New rules.
1099 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1100 thumb2_blx_in_range and thumb2_blx_out_of_range.
1101 * testsuite/Makefile.in: Regenerate.
1102 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1103 * testsuite/thumb_blx_in_range.s: New file.
1104 * testsuite/thumb_blx_out_of_range.s: New file.
1106 2010-03-22 Rafael Espindola <espindola@google.com>
1108 * archive.cc (Should_include): Move to archive.h.
1109 (should_include_member): Make it a member of Archive.
1111 (Add_lib_group_symbols): New.
1112 * archive.h: Include options.h.
1113 (Archive_member): Moved from Archive.
1114 (Should_include): Moved from archive.cc.
1116 (Add_lib_group_symbols): New.
1117 * dynobj.cc (do_should_include_member): New.
1118 * dynobj.h (do_should_include_member): New.
1119 * gold.cc (queue_initial_tasks): Update call to queue.
1120 * main.cc (main): Print lib group stats.
1121 * object.cc (do_should_include_member): New.
1122 * object.h: Include archive.h.
1123 (Object::should_include_member): New.
1124 (Object::do_should_include_member): New.
1125 (Sized_relobj::do_should_include_member): New.
1126 * options.cc (General_options::parse_start_lib): New.
1127 (General_options::parse_end_lib): New.
1128 (Input_arguments::add_file): Handle lib groups.
1129 (Input_arguments::start_group): Check we are not in a lib.
1130 (Input_arguments::start_lib): New.
1131 (Input_arguments::end_lib): New.
1132 * options.h (General_options): Add start_lib and end_lib.
1133 (Input_argument::lib_): New.
1134 (Input_argument::lib): New.
1135 (Input_argument::is_lib): New.
1136 (Input_file_lib): New.
1137 (Input_arguments::in_lib_): New.
1138 (Input_arguments::in_lib): New.
1139 (Input_arguments::start_lib): New.
1140 (Input_arguments::end_lib_): New.
1141 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1142 in unused members as preempted.
1143 (Sized_pluginobj::do_should_include_member): New.
1144 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1145 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1147 (Read_symbols::do_whole_lib_group): New.
1148 (Read_symbols::do_lib_group): New.
1149 (Read_symbols::do_read_symbols): Handle lib groups.
1150 (Read_symbols::get_name): Handle lib groups.
1151 * readsyms.h (Read_symbols): Add an archive member pointer.
1152 (Read_symbols::do_whole_lib_group): New.
1153 (Read_symbols::do_lib_group): New.
1154 (Read_symbols::member_): New.
1155 * script.cc (read_input_script): Update call to queue_soon.
1157 2010-03-19 Doug Kwan <dougkwan@google.com>
1159 * arm.cc (Stub_table::Stub_table): Initialize new data members
1160 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1161 (Stub_table::add_reloc_stub): Assign stub offset and update
1162 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1163 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1165 (Stub_table::update_data_size_and_addralign): Use
1166 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1167 instead of going over all reloc stubs.
1168 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1169 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1170 Stringpool_template::offset_ to size of Stringpool_char.
1171 (Stringpool_template::new_key_offset): Remove code to initialize
1172 Stringpool_template::offset_.
1173 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1174 Stringpool_template::offset_ to zero.
1176 2010-03-15 Doug Kwan <dougkwan@google.com>
1178 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1180 (Stringpool_template::new_key_offset): New method.
1181 (Stringpool_template::add_string): Assign offsets when adding new
1183 (Stringpool_template::set_string_offsets): Do not set string offsets
1184 when not optimizing.
1185 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1187 (Chunked_vector::clear): Clear size_.
1188 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1189 (Chunked_vector::size): Return size_.
1190 (Chunked_vector::push_back): Use size_ to find insert position.
1191 (Chunked_vector::size_): New data member.
1192 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1193 (Stringpool_template::new_key_offset): New method declaration.
1194 (Stringpool_template::offset_): New data member.
1196 2010-03-15 Rafael Espindola <espindola@google.com>
1198 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1199 Add_symbols' constructor.
1200 * readsyms.h (Add_symbols): Remove the input_group member.
1202 2010-03-10 Ian Lance Taylor <iant@google.com>
1204 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1205 target to ask whether a reference to a symbol requires a stack
1207 * target.h (Target::is_call_to_non_split): New function.
1208 (Target::do_is_call_to_non_split): Declare virtual function.
1209 * target.cc: Include "symtab.h".
1210 (Target::do_is_call_to_non_split): New function.
1211 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1213 2010-03-10 Cary Coutant <ccoutant@google.com>
1215 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1216 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1217 (File_read::open[2]): Add whole_file_view_ to list of views.
1218 (File_read::make_view): Remove test of whole_file_view_.
1219 (File_read::find_or_make_view): Create whole_file_view_ if
1221 (File_read::clear_views): Replace bool parameter with enum;
1222 adjust all callers. Don't delete views with permanent data;
1223 do delete cached views and views from archives if
1224 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1225 if clearing the corresponding view.
1226 * fileread.h (File_read::Clear_views_mode): New enum.
1227 (File_read::View::is_permanent_view): New method.
1228 (File_read::clear_views): Replace bool parameter
1229 with enum; adjust all callers.
1230 * options.h (General_options): Change keep_files_mapped option;
1231 add map_whole_files.
1232 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1234 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1237 2010-03-10 David S. Miller <davem@davemloft.net>
1239 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1241 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1243 * icf.cc (get_section_contents): Add '@' marker after processing the
1246 2010-03-08 Doug Kwan <dougkwan@google.com>
1248 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1249 due to a conversion warning.
1250 (Arm_relobj::update_output_local_symbol_count): Check for local
1251 symbol with unset output index.
1253 2010-03-05 Ian Lance Taylor <iant@google.com>
1255 * options.h (class General_options): Add --spare-dynamic-tags.
1256 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1257 --spare-dynamic-tags.
1259 2010-03-05 Ian Lance Taylor <iant@google.com>
1261 * incremental.cc: Include "libiberty.h".
1263 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1265 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1266 function, is_info_ member.
1267 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1268 (Versions::Versions): Update caller.
1269 (Versions::define_base_version): Likewise.
1270 (Versions::add_def): Likewise.
1272 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1274 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1275 (Scan::possible_function_pointer_reloc): New function.
1276 (Scan::local_reloc_may_be_function_pointer): Change to call
1277 possible_function_pointer_reloc.
1278 (Scan::global_reloc_may_be_function_pointer): Ditto.
1279 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1280 relocations in ".data.rel.ro._ZTV" section.
1281 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1282 * testsuite/icf_safe_so_test.cc: Ditto.
1283 * testsuite/icf_safe_test.cc: Ditto.
1284 * testsuite/icf_safe_test.sh: Ditto.
1286 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1287 Ian Lance Taylor <iant@google.com>
1289 * target-reloc.h (relocate_section): Check the symbol table index
1290 for -1U before setting the local symbol index.
1291 (scan_relocatable_relocs): If copying the relocation, record that
1292 the local symbol is required.
1293 * object.h (Symbol_value::is_output_symtab_index_set): New
1295 (Symbol_value::may_be_discarded_from_output_symtab): New
1297 (Symbol_value::has_output_symtab_entry): New function.
1298 (Symbol_value::needs_output_symtab_entry): Remove.
1299 (Symbol_value::output_symtab_index): Make sure the symbol index is
1301 (Symbol_value::set_output_symtab_index): Make sure the symbol
1302 index is not set. Make sure the new index is valid.
1303 (Symbol_value::set_must_have_output_symtab_entry): New function.
1304 (Symbol_value::has_output_dynsym_entry): New function.
1305 (Symbol_value::set_output_dynsym_index): Make sure the new index
1307 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1308 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1309 local symbol if permitted.
1310 (Sized_relobj::do_finalize_local_symbols): Call
1311 is_output_symtab_index_set rather than needs_output_symtab_entry.
1312 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1313 rather than needs_output_symtab_entry. Call
1314 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1315 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1316 is_output_symtab_index_set rather than needs_output_symtab_entry.
1317 * testsuite/discard_locals_relocatable_test.c: New file.
1318 * testsuite/discard_locals_test.sh: Test -r.
1319 * testsuite/Makefile.am (check_DATA): Add
1320 discard_locals_relocatable_test1.syms,
1321 discard_local_relocatable_test2.syms.
1322 (MOSTLYCLEANFILES): Likewise. Also add
1323 discard_locals_relocatable_test1.lout and
1324 discard_locals_relocatable_test2.out.
1325 (discard_locals_relocatable_test1.syms): New target.
1326 (discard_locals_relocatable_test.o): New target.
1327 (discard_locals_relocatable_test1.out): New target.
1328 (discard_locals_relocatable_test2.syms): New target.
1329 (discard_locals_relocatable_test2.out): New target.
1330 (various): Add missing ../ld-new dependencies.
1331 * testsuite/Makefile.in: Rebuild.
1333 2010-03-03 Nick Clifton <nickc@redhat.com>
1335 * po/fi.po: New Finnish translation.
1337 2010-03-01 Doug Kwan <dougkwan@google.com>
1339 * layout.cc (Layout::Layout): Force section types of .init_array*,
1340 .preinit_array* and .fini_array* sections.
1341 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1342 Fix check of return value of std::string::find.().
1343 (Output_section::Input_section_sort_compare::operator()): Remove
1344 comment about .init_array.
1345 (Output_section::Input_section_sort_init_fini_compare::operator()):
1347 (Output_section::sort_attached_input_sections): Handle .init_array
1348 and .fini_array specially.
1349 * output.h (Output_section::Inut_section_sort_compare): Update
1351 (Output_section::Input_section_sort_init_fini_compare): New struct.
1353 2010-02-26 Doug Kwan <dougkwan@google.com>
1355 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1356 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1357 * testsuite/debug_msg.sh: Avoid matching source line number for
1358 use of global variable undef_int.
1360 2010-02-26 Doug Kwan <dougkwan@google.com>
1362 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1363 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1364 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1365 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1366 * options.cc (General_options::General_options): Initialize member
1368 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1369 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1370 and rm_no_fix_v4bx.stdout
1371 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1372 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1373 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1374 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1375 and arm_no_fix_v4bx.
1376 * Makefile.in: Regenerate.
1377 * testsuite/arm_fix_v4bx.s: New file.
1378 * testsuite/arm_fix_v4bx.sh: Ditto.
1380 2010-02-24 Doug Kwan <dougkwan@google.com>
1382 * arm.cc (Target_arm::got_section): Make the .got section the first
1383 non RELRO section in the data segment.
1384 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1385 suffixes of section names.
1387 2010-02-24 Doug Kwan <dougkwan@google.com>
1389 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1390 flags and attributes merging if an input file is a binary file.
1391 * fileread.cc (Input_file::open): Record format of original file.
1392 * fileread.h (Input_file::Format): New enum type.
1393 (Input_file::Input_file): Initialize data member format_.
1394 (Input_file::format): New method definition.
1395 (Input_file::format_):: New data member.
1397 2010-02-24 Doug Kwan <dougkwan@google.com>
1399 * arm.cc (Arm_output_data_got): New class.
1400 (ARM_TCB_SIZE): New constant
1401 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1402 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1403 If user uses a script with a SECTIONS clause, issue only a warning
1404 for a misplaced EXIDX input section. Otherwise, issue an error.
1405 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1407 (Target_arm::got_mode_index_entry): Handle static linking.
1408 (Target_arm::Scan::local): Ditto.
1409 (Target_arm::Scan::global): Ditto.
1410 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1411 all incorrectly implemented relocations.
1412 (Target_arm::fix_exidx_coverage): Pass layout to
1413 Arm_output_section::fix_exidx_coverage.
1414 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1415 from ".ARM.exidx." and ".ARM.extab.".
1417 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1419 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1420 section if it does not already exist.
1421 * attributes.cc (Attributes_section_data::Attributes_section_data):
1422 Don't crash if size is zero.
1424 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1425 Ian Lance Taylor <iant@google.com>
1427 * gold.cc (queue_middle_tasks): If no input files were opened,
1429 * workqueue.h (Task_function::Task_function): Assert that there is
1432 2010-02-22 Doug Kwan <dougkwan@google.com>
1434 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1435 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1436 types to avoid warnings due to different uint64_t implementations
1439 2010-02-21 Doug Kwan <dougkwan@google.com>
1441 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1442 handling of the maximum backward branch offset.
1443 (Arm_relocate_functions::thumb_branch_common): Ditto.
1444 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1445 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1446 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1447 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1448 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1449 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1450 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1451 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1452 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1453 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1454 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1455 thumb2_bl_out_of_range.o): New rules.
1456 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1457 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1458 thumb2_bl_out_of_range
1459 * testsuite/Makefile.in: Regenerate.
1460 * testsuite/arm_bl_in_range.s: New file.
1461 * testsuite/arm_bl_out_of_range.s: Ditto.
1462 * testsuite/arm_branch_in_range.sh: Ditto.
1463 * testsuite/arm_branch_range.t: Ditto.
1464 * testsuite/thumb2_branch_range.t: Ditto.
1465 * testsuite/thumb_bl_in_range.s: Ditto.
1466 * testsuite/thumb_bl_out_of_range.s: Ditto.
1467 * testsuite/thumb_branch_range.t: Ditto.
1469 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1471 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1472 Add reloc offset information.
1473 * icf.cc (get_section_contents): Change iterators to point to the new
1474 vectors. Add reloc offset information to the contents.
1475 * icf.h (Icf::Sections_reachable_info): New typedef.
1476 (Icf::Sections_reachable_list): New typedef.
1477 (Icf::Offset_info): New typedef.
1478 (Icf::Reloc_info): New struct typedef.
1479 (Icf::Reloc_info_list): New typedef.
1480 (Icf::symbol_reloc_list): Delete method.
1481 (Icf::addend_reloc_list): Delete method.
1482 (Icf::section_reloc_list): Delete method.
1483 (Icf::reloc_info_list): New method.
1484 (Icf::reloc_info_list_): New member.
1486 2010-02-19 Doug Kwan <dougkwan@google.com>
1488 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1489 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1490 * arm.cc (Arm_relocation_functions): New forward declaration.
1491 (Target_arm::Target_arm): Initialize new data members
1492 got_mod_index_offset_ and tls_base_symbol_defined_.
1493 (Target_arm::Relocate::relocate_tls): New method.
1494 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1495 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1497 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1498 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1499 (Target_arm::got_mod_index_offset_,
1500 Target_arm::tls_base_symbol_defined_): New data members.
1501 (Target_arm::Scan::local, Target::Scan::global,
1502 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1505 2010-02-18 Doug Kwan <dougkwan@google.com>
1507 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1508 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1509 text section as a parameter becuase some broken tools may not set
1510 the link in section header.
1511 (Target_arm::has_got_section): New method.
1512 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1513 without any mapping symbol as data only. Remove warning.
1514 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1515 link in its section header, try to discover the link by inspecting the
1516 REL31 relocation at the beginning of the section.
1517 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1519 (Target_arm::Scan::global): Treat any reference to the symbol
1520 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1522 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1524 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1525 (Scan::global_reloc_may_be_function_pointer): New function.
1526 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1527 (Scan::global_reloc_may_be_function_pointer): New function.
1528 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1529 (Scan::global_reloc_may_be_function_pointer): New function.
1530 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1531 (Scan::global_reloc_may_be_function_pointer): New function.
1532 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1533 (Scan::global_reloc_may_be_function_pointer): New function.
1534 (Scan::possible_function_pointer_reloc): New function.
1535 (Target_x86_64::can_check_for_function_pointers): New function.
1536 * gc.h (gc_process_relocs): Scan relocation types to determine if
1537 function pointers were taken for targets that support it.
1538 * icf.cc (Icf::find_identical_sections): Include functions for
1539 folding in safe ICF whose pointer is not taken.
1540 * icf.h (Secn_fptr_taken_set): New typedef.
1541 (fptr_section_id_): New member.
1542 (section_has_function_pointers): New function.
1543 (set_section_has_function_pointers): New function.
1544 (check_section_for_function_pointers): New function.
1545 * options.h: Fix comment for safe ICF option.
1546 * target.h (can_check_for_function_pointers): New function.
1547 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1548 Modify icf_safe_test for X86-64.
1549 * testsuite/Makefile.in: Regenerate.
1550 * testsuite/icf_safe_so_test.cc: New file.
1551 * testsuite/icf_safe_so_test.sh: New file.
1552 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1553 (main): Change to take pointer to function kept_func_3.
1554 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1555 folding is done correctly for X86-64.
1557 2010-02-12 David S. Miller <davem@davemloft.net>
1559 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1560 is_symbolless parameter.
1561 (Output_reloc<SHT_REL>::is_symbolless): New.
1562 (Output_reloc<SHT_REL>::is_symbolless_): New.
1563 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1564 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1565 (Output_reloc<SHT_RELA>::is_symbolless): New.
1566 (Output_data_reloc::add_global): Handle is_symbolless.
1567 (Output_data_reloc::add_global_relative): Likewise.
1568 (Output_data_reloc::add_local): Likewise.
1569 (Output_data_reloc::add_local_relative): Likewise.
1570 (Output_data_reloc::add_symbolless_global_addend): New.
1571 (Output_data_reloc::add_symbolless_local_addend): New.
1572 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1574 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1575 instead of ->is_relative_
1576 (Output_reloc::write): Likewise.
1577 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1578 (Output_reloc::write_rel): Simplify.
1580 * sparc.cc (Target_sparc::Scan::local): Use
1581 ->add_symbolless_local_addend as needed.
1582 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1583 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1584 based upon relocation offset.
1586 2010-02-11 Doug Kwan <dougkwan@google.com>
1588 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1589 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1590 beginning of function.
1591 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1592 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1593 parameter is_32bit in calls to should_apply_static_reloc.
1594 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1595 (check_DATA): Add arm_abs_global.stdout.
1596 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1597 arm_abs_global.stdout): New rules.
1598 (MOSTLLYCLEANFILES): Add arm_abs_global
1599 * Makefile.in: Regenerate.
1600 * testsuite/arm_abs_global.s: New file.
1601 * testsuite/arm_abs_global.sh: Ditto.
1602 * testsuite/arm_abs_lib.s: Ditto.
1604 2010-02-11 Ian Lance Taylor <iant@google.com>
1606 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1608 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1609 Allocate_commons_task first.
1610 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1611 task, rather than symtab_lock_.
1612 (Gc_process_relocs::~Gc_process_relocs): New function.
1613 (Gc_process_relocs::is_runnable): Check this_blocker_.
1614 (Gc_process_relocs::locks): Use next_blocker_ rather than
1616 (Scan_relocs::~Scan_relocs): New function.
1617 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1619 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1621 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1622 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1623 constructor accordingly.
1624 (class Gc_process_relocs): Likewise.
1625 (class Scan_relocs): Likewise.
1626 * common.h (class Allocate_commons_task): Remove symtab_lock_
1627 field, and corresponding constructor parameter.
1628 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1630 (Allocate_commons_task::locks): Likewise.
1632 2010-02-11 Ian Lance Taylor <iant@google.com>
1634 * gold-threads.h (class Once): Define.
1635 (class Initialize_lock): Rewrite as child of Once.
1636 * gold-threads.cc (class Once_initialize): Define.
1637 (once_pointer_control): New static variable.
1638 (once_pointer, once_arg): New static variables.
1639 (c_run_once): New static function.
1640 (Once::Once, Once::run_once, Once::internal_run): New functions.
1641 (class Initialize_lock_once): Remove.
1642 (initialize_lock_control): Remove.
1643 (initialize_lock_pointer): Remove.
1644 (initialize_lock_once): Remove.
1645 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1646 (Initialize_lock::initialize): Rewrite.
1647 (Initialize_lock::do_run_once): New function.
1648 * archive.cc (Archive::interpret_header): Only clear name if it is
1650 * fileread.cc: Include "gold-threads.h"
1651 (file_counts_lock): New static variable.
1652 (file_counts_initialize_lock): Likewise.
1653 (File_read::release): Only increment counts when using --stats.
1654 Use a lock around the increment.
1655 * parameters.cc (class Set_parameters_target_once): Define.
1656 (set_parameters_target_once): New static variable.
1657 (Parameters::Parameters): Move here from parameters.h.
1658 (Parameters::set_target): Rewrite.
1659 (Parameters::set_target_once): New function.
1660 (Parameters::clear_target): Move here and rewrite.
1661 * parameters.h (class Parameters): Update declarations. Add
1662 set_parameters_target_once_ field.
1663 (Parameters::Parameters): Move to parameters.cc.
1664 (Parameters::clear_target): Likewise.
1665 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1667 (Start_group::~Start_group): New function.
1668 (Start_group::is_runnable): New function.
1669 (Start_group::locks, Start_group::run): New functions.
1670 (Finish_group::run): Change saw_undefined to size_t.
1671 * readsyms.h (class Start_group): Define.
1672 (class Finish_group): Change saw_undefined_ field to size_t.
1673 (Finish_group::Finish_group): Remove saw_undefined and
1674 this_blocker parameters. Change all callers.
1675 (Finish_group::set_saw_undefined): New function.
1676 (Finish_group::set_blocker): New function.
1677 * symtab.h (class Symbol_table): Change saw_undefined to return
1678 size_t. Change saw_undefined_ field to size_t.
1679 * target-select.cc (Set_target_once::do_run_once): New function.
1680 (Target_selector::Target_selector): Initialize set_target_once_
1681 field. Don't initialize lock_ and initialize_lock_ fields.
1682 (Target_selector::instantiate_target): Rewrite.
1683 (Target_selector::set_target): New function.
1684 * target-select.h (class Set_target_once): Define.
1685 (class Target_selector): Update declarations. Make
1686 Set_target_once a friend. Remove lock_ and initialize_lock_
1687 fields. Add set_target_once_ field.
1689 2010-02-10 Ian Lance Taylor <iant@google.com>
1691 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1693 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1694 (queue_middle_tasks): Add all blockers before queueing any tasks.
1695 (queue_final_tasks): Likewise.
1696 * token.h (Task_token::add_blockers): New function.
1697 * object.h (Input_objects::number_of_relobjs): New function.
1699 2010-02-10 Ian Lance Taylor <iant@google.com>
1701 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1702 shared, not if not position independent.
1703 * x86_64.cc (Relocate::relocate_tls): Likewise.
1704 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1705 (tls_pie_pic_test): New target.
1706 * testsuite/Makefile.in: Rebuild.
1708 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1709 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1710 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1711 * testsuite/Makefile.in: Rebuild.
1713 2010-02-09 David S. Miller <davem@davemloft.net>
1715 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1716 R_SPARC_RELATIVE using ->add_local_relative().
1717 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1719 * output.h (Output_data_dynamic::add_section_size): New method
1720 that takes two Output_data objects.
1721 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1722 entry param. Handle it in initializers.
1723 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1724 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1725 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1727 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1728 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1729 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1730 for dynrel_includes_plt.
1731 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1732 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1733 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1735 (Target_sparc::do_finalize_sections): Update to pass true for
1736 dynrel_includes_plt.
1737 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1738 output before .rela.plt
1739 (Target_powerpc::do_finalize_sections): Update to pass true for
1740 dynrel_includes_plt when 32-bit.
1742 2010-02-08 Doug Kwan <dougkwan@google.com>
1744 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1746 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1747 Arm_relobj::scan_section_for_cortex_a8_stubs,
1748 Arm_relobj::do_relocation_section): Instead of calling
1749 Output_section::output_address, use faster
1750 Arm_relobj::simple_input_section_output_address.
1752 2010-02-08 David S. Miller <davem@davemloft.net>
1754 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1755 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1756 relocation helper function.
1758 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1759 just like R_SPARC_GOT{10,13,22}.
1760 (Target_sparc::Scan::local): Likewise.
1761 (Target_sparc::Relocate:relocate): Likewise.
1763 2010-02-06 Ian Lance Taylor <iant@google.com>
1765 * configure.ac: Rewrite targetobjs duplicate removal code to use
1766 only shell constructs.
1767 * configure: Rebuild.
1769 2010-02-05 Doug Kwan <dougkwan@google.com>
1772 * arm.cc (Arm_relobj::section_is_scannable): New method.
1773 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1774 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1776 2010-02-04 Doug Kwan <dougkwan@google.com>
1779 * arm-reloc-property.cc (cstdio): Include.
1780 * configure.ac (targetobjs): Remove duplicates.
1781 * configure: Regenerate.
1782 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1783 big and little endian version for a given address size.
1785 2010-02-03 Doug Kwan <dougkwan@google.com>
1787 * arm-reloc-property.cc
1788 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1790 * arm-reloc-property.h
1791 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1792 New method definition.
1793 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1795 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1797 (GOT_PREL): Change implemented to Y.
1798 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1799 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1800 (Arm_relocate_functions::movw_abs_nc): Remove method.
1801 (Arm_relocate_functions::movt_abs): Ditto.
1802 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1803 (Arm_relocate_functions::thm_movt_abs): Ditto.
1804 (Arm_relocate_functions::movw_rel_nc): Ditto.
1805 (Arm_relocate_functions::movw_rel): Ditto.
1806 (Arm_relocate_functions::movt_rel): Ditto.
1807 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1808 (Arm_relocate_functions:thm_movw_rel): Ditto.
1809 (Arm_relocate_functions:thm_movt_rel): Ditto.
1810 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1811 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1812 New method definitions.
1813 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1814 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1815 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1816 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1817 (Target_arm::Relocate::relocate): Check for non-static or
1818 unimplemented relocation code and exit early. Change calls to
1819 Target_arm::reloc_uses_thumb_bit and
1820 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1821 instead. Refactor code to handle similar relocations to increase
1822 code sharing. Remove check for unsupported relocation code in switch
1824 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1825 relocation property table to find out size. Change error message to
1826 print out the name of a relocation code instead of the numeric value.
1827 (Target_arm::scan_reloc_for_stub): Use relocation property table
1828 instead of calling Target_arm::reloc_uses_thumb_bit().
1830 2010-02-02 Doug Kwan <dougkwan@google.com>
1832 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1833 types of relaxed input section.
1835 2010-02-02 Doug Kwan <dougkwan@google.com>
1837 * Makefile.am (HFILES): Add arm-reloc-property.h.
1839 (TARGETSOURCES): Add arm-reloc-property.cc
1840 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1841 (libgold_a_SOURCES): $(DEFFILES)
1842 * Makefile.in: Regenerate.
1843 * arm-reloc-property.cc: New file.
1844 * arm-reloc-property.h: New file.
1845 * arm-reloc.def: New file.
1846 * arm.cc: Update comments.
1847 (arm-reloc-property.h): New included header.
1848 (arm_reloc_property_table): New global variable.
1849 (Target_arm::do_select_as_default_target): New method definition.
1850 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1851 arm-reloc-property to targ_extra_obj.
1852 * parameters.cc (set_parameters_target): Call
1853 Target::select_as_default_target().
1854 * target.h (Target::select_as_default_target): New method definition.
1855 (Target::do_select_as_default_target): Same.
1857 2010-02-01 Doug Kwan <dougkwan@google.com>
1859 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1860 first_output_text_section_.
1861 (Arm_exidx_fixup::first_output_text_section): New method definition.
1862 (Arm_exidx_fixup::first_output_text_section_): New data member.
1863 (Arm_exidx_fixup::process_exidx_section): Record the first text
1864 output section seen.
1865 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1866 and entsize in output section header.
1868 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1870 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1871 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1872 (Arm_relocate_functions::thm_alu11): New Method.
1873 (Arm_relocate_functions::thm_pc8): New Method.
1874 (Arm_relocate_functions::thm_pc12): New Method.
1875 (Target_arm::Scan::local): Handle the relocations.
1876 (Target_arm::Scan::global): Likewise.
1877 (Target_arm::Relocate::relocate): Likewise.
1878 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1880 2010-01-29 Doug Kwan <dougkwan@google.com>
1882 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1883 of relocation types as ld.
1885 2010-01-29 Doug Kwan <dougkwan@google.com>
1887 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1889 (Arm_relocate_functions::thumb_branch_common): Ditto.
1890 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1891 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1892 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1893 Arm_relocate_functions::jump24): Remove.
1894 (Target_arm::Relocate::relocate): Adjust code to call
1895 Arm_relocation_functions::arm_branch_common and
1896 Arm_relocation_functions::thumb_branch_common instead of their removed
1897 wrappers. Merge switch-cases together to reduce source code size.
1899 2010-01-29 Doug Kwan <dougkwan@google.com>
1901 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1902 output_local_symbol_count_needs_update_.
1903 (Arm_relobj::output_local_symbol_count_needs_update,
1904 Arm_relobj::set_output_local_symbol_count_needs_update,
1905 Arm_relobj::update_output_local_symbol_count): New methods.
1906 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1908 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1909 of pointed function as in a R_ARM_PREL31 relocation.
1910 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1911 for output local symbol count updating.
1912 (Target_arm::do_relax): Update output local symbol counts in objects
1914 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1916 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1918 * arm.cc: Added support for the ARM relocations:
1919 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1920 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1921 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1923 (Arm_relocate_functions::movw_rel): New method.
1924 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1925 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1927 (Arm_relocate_functions::thm_movw_rel): New method.
1928 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1930 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1932 (Target_arm::Scan::global): Likewise.
1933 (Target_arm::Relocate::relocate): Likewise.
1934 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1937 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1939 * arm.cc: Added support for ARM group relocations.
1940 (Target_arm::reloc_needs_sym_origin): New method.
1941 (Arm_relocate_functions::calc_grp_kn): New method.
1942 (Arm_relocate_functions::calc_grp_residual): New method.
1943 (Arm_relocate_functions::calc_grp_gn): New method.
1944 (Arm_relocate_functions::arm_grp_alu): New Method.
1945 (Arm_relocate_functions::arm_grp_ldr): New Method.
1946 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1947 (Arm_relocate_functions::arm_grp_ldc): New Method.
1948 (Target_arm::Scan::local): Handle the ARM group relocations.
1949 (Target_arm::Scan::global): Likewise.
1950 (Target_arm::Relocate::relocate): Likewise.
1951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1954 2010-01-26 Doug Kwan <dougkwan@google.com>
1956 * arm.cc (set): Include.
1957 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1959 (Arm_output_section::Text_section_list): New type.
1960 (Arm_output_section::append_text_sections_to_list): New method.
1961 (Arm_output_section::fix_exidx_coverage): Ditto.
1962 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1963 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1964 Relobj::set_section_offset() instead of
1965 Sized_relobj::invalidate_section_offset().
1966 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1967 parameter for section headers. Ignore relocation sections for
1968 unallocated sections and EXIDX sections.
1969 (Target_arm::fix_exidx_coverage): New method.
1970 (Target_arm::output_section_address_less_than): New type.
1971 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1972 linked text section instead of the EXIDX section.
1973 (Arm_output_section::create_stub_group): Add an assertion to check
1974 that this is not an EXIDX output section.
1975 (Arm_output_section::append_text_sections_to_list): New method.
1976 (Arm_output_section::fix_exidx_coverage): Ditto.
1977 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1978 Arm_relobj::section_needs_reloc_stub_scanning.
1979 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1981 (Target_arm::fix_exidx_coverage): New method.
1982 * object.h (Relobj::set_output_section): New method.
1983 (Sized_relobj::invalidate_section_offset): Remove method.
1984 (Sized_relobj::do_invalidate_section_offset): Remove method.
1985 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1987 2010-01-25 Doug Kwan <dougkwan@google.com>
1989 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1990 Fix warning due to signed and unsigned comparison on a 32-bit host.
1992 2010-01-22 Doug Kwan <dougkwan@google.com>
1994 * arm.cc (Target_arm::do_relax): Record an output section for section
1995 offset adjustment it contains any stub table that has changed.
1996 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1997 offsets in an output section if necessary.
1998 * output.cc (Output_section::Output_section): Initialize
1999 section_offsets_need_adjustments_.
2000 (Output_section::add_input_section_for_script): Renamed to
2001 Output_section::add_simple_input_section.
2002 (Output_section::save_states): Add a comment.
2003 (Output_section::discard_states): New method defintion.
2004 (Output_section::adjust_section_offsets): Same.
2005 * output.h (Output_section::add_input_section_for_script): Renamed to
2006 Output_section::add_simple_input_section.
2007 (Output_section::discard_states): New method declaration.
2008 (Output_section::adjust_section_offsets): Same.
2009 (Output_section::section_offsets_need_adjustment,
2010 Output_section::set_section_offsets_need_adjustment): New method
2012 (Output_section::section_offsets_need_adjustment_): New data member.
2013 * script-sections.cc
2014 (Output_section_element_input::set_section_address): Adjust code for
2015 renaming of Output_section::add_input_section_for_script.
2016 (Orphan_output_section::set_section_address): Same.
2018 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2020 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2021 Fix_v4bx enum values .
2022 * gold/options.h (General_options): New option definitions.
2023 (General_options::fix_v4bx): New method.
2024 (General_options::Fix_v4bx): New enum.
2025 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2026 (General_options::parse_fix_v4bx_interworking): New method.
2028 2010-01-22 Doug Kwan <dougkwan@google.com>
2030 * arm.cc (Arm_exidx_fixup): New class.
2032 2010-01-21 Doug Kwan <dougkwan@google.com>
2034 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2036 (Arm_exidx_section_offset_map): New type.
2038 2010-01-21 Doug Kwan <dougkwan@google.com>
2040 * arm.cc (Arm_exidx_input_section): New class.
2041 (Arm_relobj::exidx_input_section_by_link,
2042 Arm_relobj::exidx_input_section_by_shndx,
2043 Arm_relobj::make_exidx_input_section): New methods.
2044 (read_arm_attributes_section): Remove.
2045 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2046 information about them.
2047 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2050 2010-01-20 Doug Kwan <dougkwan@google.com>
2052 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2053 Input_section_specifier to Section_id.
2054 (Target_arm::new_arm_input_section: Adjust code for change of key
2056 (Target_arm::find_arm_input_section): Ditto.
2057 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2058 (Section_id): Remove.
2059 (Garbage_collection::Section_id_hash): Remove.
2060 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2061 (Section_id): Remove.
2062 (Icf::Section_id_hash): Remove.
2063 * object.h (Section_id, Const_section_id, Section_id_hash,
2064 Const_section_id_hash): New type definitions.
2065 * output.cc (Output_section::add_relaxed_input_section): Change to
2066 use Const_section_id instead of Input_section_specifier as key type.
2067 (Output_section::add_merge_input_section): Ditto.
2068 (Output_section::build_relaxation_map): Change to use Section_id
2069 instead of Input_section_specifier as key type.
2070 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2072 (Output_section::convert_input_sections_to_relaxed_sections): Change
2073 to use Const_section_id instead of Input_section_specifier as key type.
2074 (Output_section::find_merge_section): Ditto.
2075 (Output_section::find_relaxed_input_section): Ditto.
2076 * output.h (Input_section_specifier): Remove class.
2077 (Output_section::Output_section_data_by_input_section_map): Change
2078 key type to Const_section_id.
2079 (Output_section::Output_relaxed_input_section_by_input_section_map):
2081 (Output_section::Relaxation_map): Change key type to Section_id.
2083 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2085 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2086 (class Arm_v4bx_stub): New class.
2087 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2088 (Stub_factory::make_arm_v4bx_stub): New method.
2089 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2090 (Stub_table::empty): Handle v4bx stubs.
2091 (Stub_table::add_arm_v4bx_stub): New method.
2092 (Stub_table::find_arm_v4bx_stub): New method.
2093 (Arm_relocate_functions::v4bx): New method.
2094 (Target_arm::fix_v4bx): New method.
2095 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2096 (Stub_table::relocate_stubs): Likewise.
2097 (Stub_table::do_write): Likewise.
2098 (Stub_table::update_data_size_and_addralign): Likewise.
2099 (Stub_table::finalize_stubs): Likewise.
2100 (Target_arm::Scan::local): Likewise.
2101 (Target_arm::Scan::global): Likewise.
2102 (Target_arm::do_finalize_sections): Likewise.
2103 (Target_arm::Relocate::relocate): Likewise.
2104 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2106 (Target_arm::scan_reloc_for_stub): Likewise.
2107 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2109 2010-01-19 Ian Lance Taylor <iant@google.com>
2111 * output.cc (Output_section_headers::do_sized_write): Write large
2112 segment count to sh_info field.
2113 (Output_file_header::do_sized_write): For large segment count,
2114 write PN_XNUM to e_phnum field.
2116 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2118 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2119 (Arm_relocate_functions::thm_jump8): New function.
2120 (Arm_relocate_functions::thm_jump11): New function.
2121 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2123 (Target_arm::Scan::global): Likewise.
2124 (Target_arm::Relocate::relocate): Likewise.
2125 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2128 2010-01-14 Doug Kwan <dougkwan@google.com>
2130 * arm.cc (map, utility): Include headers.
2131 (Target_arm::apply_cortex_a8_workaround): New method.
2132 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2133 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2134 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2135 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2136 the --[no-]fix-cortex-a8 command line options.
2137 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2138 (Target_arm::relocate_stub): Use addend in instruction template.
2139 * options.h (DEFINE_bool): Set the user-set flag.
2140 (General_options): Add --[no-]-fix-cortex options.
2141 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2142 : Update fast look-up map after conversion.
2144 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2146 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2147 in the first pass of do_layout.
2149 2010-01-13 Doug Kwan <dougkwan@google.com>
2151 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2152 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2153 apparent compiler problem of not folding static constant integral
2154 data members of elfcpp::Elf_sizes<32>.
2156 2010-01-13 Doug Kwan <dougkwan@google.com>
2158 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2159 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2160 Arm_relobj::scan_section_for_cortex_a8_erratum,
2161 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2162 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2163 sections to scan for relocation stubs into a new method
2164 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2165 relocation and Cortex-A8 stub scanning.
2166 (Target_arm::do_relax): Force stubs to be after stubbed sections
2167 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2168 the beginning of a new relaxation pass. Update a comment.
2169 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2171 2010-01-12 Ian Lance Taylor <iant@google.com>
2173 * target-reloc.h (visibility_error): New inline function.
2174 (relocate_section): Call visibility_error.
2175 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2176 (MOSTLYCLEANFILES): Likewise.
2177 (protected_4_pic.o, protected_3.err): New targets.
2178 * testsuite/protected_4.cc: New file.
2180 2010-01-12 Doug Kwan <dougkwan@google.com>
2182 * arm.cc (Cortex_a8_reloc): New class.
2183 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2184 and cortex_a8_relocs_info_.
2185 (Target_arm::fix_cortex_a8): New method definition.
2186 (Target_arm::Cortex_a8_relocs_info): New type.
2187 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2188 New data member declarations.
2189 (Target_arm::scan_reloc_for_stub): Record information about
2190 relocations for THUMB branches that might be exempted from the
2191 Cortex-A8 workaround.
2192 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2193 at the beginning of a relaxation pass.
2195 2010-01-12 Doug Kwan <dougkwan@google.com>
2197 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2198 (Arm_relobj::Mapping_symbol_position,
2199 Arm_reloj::Mapping_symbol_position_less,
2200 Arm_relobj::Mapping_symbols_info): New types.
2201 (Target_arm::is_mapping_symbol_name): New method definition.
2202 (Arm_relobj::do_count_local_symbols): Save information about mapping
2205 2010-01-11 Doug Kwan <dougkwan@google.com>
2207 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2208 Arm_relocate_functions::thumb32_branch_upper,
2209 Arm_relocate_functions::thumb32_branch_lower,
2210 Arm_relocate_functions::thumb32_cond_branch_offset,
2211 Arm_relocate_functions::thumb32_cond_branch_upper,
2212 Arm_relocate_functions::thumb32_cond_branch_lower,
2213 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2214 branch offset encoding.
2215 (Arm_relocate_functions::thumb_branch_common): Use new branch
2216 offset encoding methods to avoid code duplication.
2217 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2218 (Stub_addend_reader::operator()): Use new branch encoding method
2219 to avoid code duplication.
2221 2010-01-11 Doug Kwan <dougkwan@google.com>
2223 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2224 (Target_arm::do_finalize_sections): Define special EXIDX section
2225 symbols only if referenced.
2226 * gc.h (Garbage_collection::add_reference): New method.
2227 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2230 2010-01-11 Ian Lance Taylor <iant@google.com>
2232 * script.cc (Version_script_info::build_expression_list_lookup):
2233 Change complaing about duplicate wildcard match from error to
2236 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2238 (Version_script_info::Version_script_info): Initialize globs_,
2239 default_version_, default_is_global_, and exact_. Don't
2240 initialize globals_ or locals_.
2241 (Version_script_info::build_lookup_tables): Build local symbols
2243 (Version_script_info::unquote): New function.
2244 (Version_script_info::add_exact_match): New function.
2245 (Version_script_info::build_expression_list_lookup): Remove lookup
2246 parameter. Add is_global parameter. Change all callers. Handle
2247 wildcard pattern specially. Unquote pattern. Call
2249 (Version_script_info::get_name_to_match): New function.
2250 (Version_script_info::get_symbol_version): New function.
2251 (Version_script_info::get_symbol_version_helper): Remove.
2252 (Version_script_info::check_unmatched_names): Call unquote.
2253 * script.h (class Version_script_info): Change get_symbol_version
2254 to be non-inline and add is_global parameter; change all callers.
2255 Rewrite symbol_is_local. Update declarations. Define struct
2256 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2257 Remove globals_ and locals_ members. Add exact_, globs_,
2258 default_version_, is_global_.
2259 (Version_script_info::Glob): Remove pattern, add expression and
2260 is_global. Update constructor. Change all callers.
2261 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2263 (Versions::symbol_section_contents): If a symbol is undefined, or
2264 defined in a dynamic object, set the version index to
2266 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2268 (Symbol_table::add_from_pluginobj): Likewise.
2269 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2271 2010-01-11 Doug Kwan <dougkwan@google.com>
2273 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2274 (incremental_dump_LDADD): Add linking option for libintl.
2275 * Makefile.in: Regenerate.
2277 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2280 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2282 * testsuite/Makefile.in: Regenerated.
2284 2010-01-10 Doug Kwan <dougkwan@google.com>
2286 * options.h (DEFINE_var): Use parentheses around argument varname__
2287 in macro body to avoid any unintended subsequent substitutions.
2289 2010-01-10 Ian Lance Taylor <iant@google.com>
2291 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2292 candidates before doing symbol resolution.
2294 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2295 ODR candidates if only one is weak.
2297 2010-01-08 Ian Lance Taylor <iant@google.com>
2299 * script.cc (Version_script_info::build_expression_list_lookup):
2300 Don't warn about ambiguous version, just record the ambiguity.
2301 (Version_script_info::get_symbol_version_helper): Give error if
2302 version is ambiguous.
2304 2010-01-08 Doug Kwan <dougkwan@google.com>
2306 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2307 prev_data_size_ and prev_addralign_. Remove initializer for
2308 deleted data member has_been_changed_.
2309 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2310 to determine if the table is empty.
2311 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2313 (Stub_table::add_reloc_stub): Define method in class definition
2314 instead of just declaring it there.
2315 (Stub_table::add_cortex_a8_stub): New method definition.
2316 (Stub_table::update_data_size_and_addralign): Ditto.
2317 (Stub_table::finalize_stubs): Ditto.
2318 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2319 (Stub_table::do_addralign_): Return address alignment in the
2320 (Stub_table::do_reset_address_and_file_offset): Define method in
2321 class definition instead of declaring it there. Set current data
2322 size to be the data size of the previous pass.
2323 (Stub_table::set_final_data_size): Use current data size as the
2325 (Stub_table::relocate_stub): Change parameter type of stub from
2326 Reloc_stub pointer to Stub pointer.
2327 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2328 (Stub_table::Cortex_a8_stub_list): New typedef.
2329 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2330 Stub_table::prev_addralign_): New data member.
2331 (Arm_relobj::Arm_relobj): Initialize data member
2332 section_has_cortex_a8_workaround_.
2333 (Arm_relobj::section_has_cortex_a8_workaround,
2334 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2336 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2338 (Target_arm::relocate_stub): Change parameter type of stub from
2339 Reloc_stub pointer to Stub pointer.
2340 (Insn_template::size, Insn_template::alignment): Handle
2341 THUMB16_SPECIAL_TYPE.
2342 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2343 Stub_table::update_data_size_and_addralign,
2344 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2346 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2347 (Stub_table::do_write): Ditto.
2348 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2350 2010-01-08 Ian Lance Taylor <iant@google.com>
2353 * symtab.h (class Symbol): Remove fields is_target_special_ and
2354 has_plt_offset_. Add field is_defined_in_discarded_section_.
2355 (Symbol::is_defined_in_discarded_section): New function.
2356 (Symbol::set_is_defined_in_discarded_section): New function.
2357 (Symbol::has_plt_offset): Rewrite.
2358 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2359 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2360 Don't initialize is_target_special_ or has_plt_offset_.
2361 Initialize is_defined_in_discarded_section_.
2362 (Symbol_table::add_from_relobj): If appropriate, set
2363 is_defined_in_discarded_section.
2364 * resolve.cc (Symbol::override_base_with_special): Don't test
2365 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2366 * target-reloc.h (relocate_section): Do special handling for
2367 symbols defined in discarded sections for global symbols as well
2370 2010-01-08 Ian Lance Taylor <iant@google.com>
2372 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2373 the SHT_SYMTAB case.
2375 2010-01-08 Ian Lance Taylor <iant@google.com>
2377 * object.cc (Sized_relobj::do_layout): Don't get confused if
2378 layout_eh_frame returns NULL.
2380 2010-01-08 Ian Lance Taylor <iant@google.com>
2383 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2384 dynamic symbol table, use the normal symbol table.
2385 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2388 2010-01-08 Ian Lance Taylor <iant@google.com>
2391 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2394 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2396 * version.cc (print_version): Change to "Copyright 2010".
2398 2010-01-08 Ian Lance Taylor <iant@google.com>
2402 * i386.cc (class Target_i386): Change return type of plt_section
2404 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2405 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2406 tls_desc_rel_ field.
2407 (Output_data_plt_i386::rel_tls_desc): New function.
2408 (Target_i386::rel_tls_desc_section): New function.
2409 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2410 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2411 R_386_TLS_DESC reloc in rel_tls_desc_section.
2412 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2413 Define struct Tlsdesc_info.
2414 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2415 (Target_x86_64::do_reloc_symbol_index): New function.
2416 (Target_x86_64::add_tlsdesc_info): New function.
2417 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2420 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2422 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2423 (Target_x86_64::rela_tlsdesc_section): New function.
2424 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2426 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2427 (Target_x86_64::do_reloc_addend): New function.
2428 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2429 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2430 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2431 (Output_reloc::type): New function.
2432 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2433 (Output_reloc::is_target_specific): New function.
2434 (Output_reloc::target_arg): New function.
2435 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2436 absolute relocs and target specific relocs.
2437 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2438 add_target_specific.
2439 (class Output_data_reloc) [SHT_RELA]: Likewise.
2440 * output.cc (Output_reloc::Output_reloc): Add four new versions
2441 for absolute relocs and target specific relocs.
2442 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2443 (Output_reloc::get_symbol_index): Likewise.
2444 (Output_reloc::local_section_offset): Check that local_sym_index_
2445 is not TARGET_CODE or 0.
2446 (Output_reloc::symbol_value): Likewise.
2447 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2449 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2450 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2452 * layout.cc (add_target_dynamic_tags): Use output section for
2453 DT_PLTRELSZ and DT_JMPREL.
2455 2010-01-07 Ian Lance Taylor <iant@google.com>
2458 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2460 (class Output_data_reloc_generic): Define.
2461 (class Output_data_reloc_base): Change base class to
2462 Output_data_reloc_generic. Change add() method to call
2463 bump_relative_reloc_count for a relative reloc. Remove
2465 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2467 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2468 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2470 * layout.h (class Layout): Update declaration.
2472 2010-01-07 Ian Lance Taylor <iant@google.com>
2474 * output.h (class Output_data): Add const version of
2475 output_section and do_output_section.
2476 (class Output_section_data): Add const version of
2478 (class Output_section): Likewise.
2479 * layout.cc (Layout::add_target_dynamic_tags): New function.
2480 * layout.h (class Layout): Update declarations.
2481 * arm.cc (Target_arm::do_finalize_sections): Use
2482 add_target_dynamic_tags.
2483 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2484 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2485 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2486 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2488 2010-01-07 Ian Lance Taylor <iant@google.com>
2491 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2494 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2495 Ian Lance Taylor <iant@google.com>
2498 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2499 Xindex::read_symtab_xindex.
2501 2010-01-07 Doug Kwan <dougkwan@google.com>
2503 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2504 (Insn_template::thumb16_bcond_insn): New method declaration.
2505 (Insn_template): Fix spelling.
2506 (Stub::thumb16_special): New method declaration.
2507 (Stub::do_write): Define virtual method which was previously pure
2509 (Stub::do_thumb16_special): New method declaration.
2510 (Stub::do_fixed_endian_write): New template member.
2511 (Reloc_stub::do_write): Remove.
2512 (Reloc_stub::do_fixed_endian_write): Remove.
2513 (Cortex_a8_stub): New class definition.
2514 (Stub_factory::make_cortex_a8_stub): New method definition.
2515 (Stub_factory::Stub_factory): Add missing static storage class
2516 qualifier for elf32_arm_stub_a8_veneer_blx.
2518 2010-01-07 Ian Lance Taylor <iant@google.com>
2521 * options.h (class General_options): Add --warn-unresolved-symbols
2522 and --error-unresolved-symbols.
2523 * errors.cc (Errors::undefined_symbol): Implement
2524 --warn-unresolved-symbols.
2526 * options.h (class General_options): Add -z text and -z textoff.
2527 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2529 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2531 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2532 (Garbage_collection::cident_sections): New function.
2533 (Garbage_collection::add_cident_section): New function.
2534 (Garbage_collection::cident_sections_): New member.
2535 (gc_process_relocs): Add references to sections whose names are C
2537 * gold.h (cident_section_start_prefix): New constant.
2538 (cident_section_stop_prefix): New constant.
2539 (is_cident): New function.
2540 * layout.cc (Layout::define_section_symbols): Replace string constants
2541 with the newly defined constants.
2542 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2544 * testsuite/Makefile.am: Add gc_orphan_section_test.
2545 * testsuite/Makefile.in: Regenerate.
2546 * testsuite/gc_orphan_section_test.cc: New file.
2547 * testsuite/gc_orphan_section_test.sh: New file.
2549 2010-01-06 Ian Lance Taylor <iant@google.com>
2552 * options.h (class General_options): Add --warn-shared-textrel.
2553 * layout.cc (Layout::finish_dynamic_section): Implement
2554 --warn-shared-textrel.
2557 * options.h (class General_options): Add --warn-multiple-gp.
2559 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2561 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2562 $(THREADSLIB) and $(LIBDL).
2563 * Makefile.in: Rebuild.
2565 2010-01-06 Ian Lance Taylor <iant@google.com>
2568 * options.cc (General_options::parse_section_start): New function.
2569 (General_options::section_start): New function.
2570 (General_options::General_options): Initialize all members.
2571 * options.h: Include <map>
2572 (class General_options): Add --section-start. Add section_starts_
2574 * layout.cc (Layout::attach_allocated_section_to_segment): If
2575 --section-start was used, set the address of the segment. Remove
2576 local sort_sections.
2577 (Layout::relaxation_loop_body): If the address of the load segment
2578 has been set by --section-start, don't use it.
2579 * output.h (Output_segment::update_flags_for_output_section): New
2581 * output.cc (Output_segment::add_output_section): Call
2582 update_flags_for_output_section.
2584 2010-01-05 Ian Lance Taylor <iant@google.com>
2587 * options.h (class General_options): Add --undefined-version.
2588 * script.cc (struct Version_expression): Add was_matched_by_symbol
2590 (Version_script_info::matched_symbol): New function.
2591 (Version_script_info::get_symbol_version_helper): Call
2593 (Version_script_info::check_unmatched_names): New function.
2594 * script.h (class Version_script_info): Update declarations.
2595 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2597 * options.h (class General_options): Use DEFINE_bool_alias for
2598 allow_multiple_definition.
2599 * resolve.cc (Symbol_table::should_override): Don't test
2600 allow_multiple_definition.
2603 * options.h (class General_options): Add --cref.
2604 * main.cc (main): Print cref table if --cref. Don't close mapfile
2605 until after printing cref table.
2606 * cref.cc: Include "symtab.h".
2607 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2608 (Cref_table_compare::operator()): New function.
2609 (Cref_inputs::gather_cref): New function.
2610 (filecol): New static const.
2611 (Cref_inputs::print_cref): New function.
2612 (Cref::print_cref): New function.
2613 * cref.h: Include <cstdio>.
2614 (class Cref): Update declarations.
2615 * mapfile.h (Mapfile::file): New function.
2616 * object.h (class Object): Define Symbols. Declare virtual
2617 do_get_global_symbols.
2618 (Object::get_global_symbols): New function.
2619 * object.cc (Input_objects::add_object): Pass object to cref_ if
2621 (Input_objects::archive_start): Likewise.
2622 (Input_objects::archive_stop): Likewise.
2623 (Input_objects::print_cref): New function.
2624 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2625 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2627 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2629 * plugin.h (class Sized_pluginobj): Update declarations.
2631 2010-01-05 Ian Lance Taylor <iant@google.com>
2633 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2634 to is_default_version. Rename insdef to insdefault.
2635 (Symbol_table::add_from_relobj): Rename def to is_default_version
2636 and local to is_forced_local.
2637 (Symbol_table::add_from_pluginobj): Likewise.
2638 (Symbol_table::add_from_dynobj): Likewise.
2639 (Symbol_table::define_special_symbol): Rename insdef to
2642 2010-01-04 Ian Lance Taylor <iant@google.com>
2645 * options.h (class General_options): Add
2646 --allow-multiple-definition and -z muldefs.
2647 * resolve.cc (Symbol_table::should_override): Don't warn about a
2648 multiple symbol definition if --allow-multiple-definition or -z
2652 * options.h (class General_options): Add --add-needed and
2653 --copy-dt-needed-entries. Tweak --as-needed help entry.
2654 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2655 error if --copy-dt-needed-entries aka --add-needed is used and
2656 would cause a change in behaviour.
2659 * options.h (class General_options): Add -G as a short version of
2660 --shared. Add no-op options -assert, -g, and -i.
2662 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2664 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2665 check for .text or .gnu.linkonce.t sections.
2666 * icf.cc (Icf::find_identical_sections): Ditto.
2667 Change the detection for mangled function name within the section
2669 * icf.h (is_section_foldable_candidate): New function.
2671 2009-12-30 Ian Lance Taylor <iant@google.com>
2674 * options.h (class General_options): Permit two dashes with
2675 --retain-symbols-file.
2677 2009-12-30 Ian Lance Taylor <iant@google.com>
2680 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2681 don't put the file header and segment headers in the text
2685 * common.cc (Sort_commons::operator()): Stabilize sort when both
2687 (Symbol_table::do_allocate_commons_list): When allocating common
2688 symbols, skip a symbol which is no longer common.
2689 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2690 an object before checking its type.
2691 * testsuite/common_test_2.c: New file.
2692 * testsuite/common_test_3.c: New file.
2693 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2694 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2695 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2696 (common_test_2_pic.o, common_test_2.so): New targets.
2697 (common_test_3_pic.o, common_test_3.so): New targets.
2698 * testsuite/Makefile.in: Rebuild.
2701 * script.cc (read_input_script): If we see a new SECTIONS clause,
2702 and we have added an input section, give an error.
2703 * layout.h (class Layout): Add have_added_input_section function.
2704 Add have_added_input_section_ field.
2705 * layout.cc (Layout::Layout): Initialize
2706 have_added_input_section_.
2707 (Layout::layout): Set have_added_input_section_.
2708 (Layout::layout_eh_frame): Likewise.
2710 2009-12-30 Ian Lance Taylor <iant@google.com>
2713 * options.h (class General_options): Add --sort-common option.
2714 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2715 * common.cc (Sort_common): Add sort_order parameter to
2716 constructor. Add sort_order_ field.
2717 (Sort_commons::operator): Check sort_order_.
2718 (Symbol_table::allocate_commons): Determine the sort order.
2719 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2721 (Symbol_table::do_allocate_commons_list): Likewise.
2723 2009-12-30 Ian Lance Taylor <iant@google.com>
2726 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2727 symbols from this object, don't change the visibility of an
2729 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2731 2009-12-30 Ian Lance Taylor <iant@google.com>
2734 * script.h (class Version_script_info): Define Language enum.
2735 Update declarations. Define Glob, Exact, and Lookup types. Add
2736 new fields globals_, locals_, and is_finalized_.
2737 * script.cc: Various formatting fixes.
2738 (class Parser_closure): Change language_stack_ from a vector of
2739 std::string to one of Version_script_info::Language. Adjust all
2741 (class Lazy_demangler): Remove.
2742 (struct Version_expression): Change language from std::string to
2743 Version_script_info::Language.
2744 (Version_script_info::Version_script_info): New function.
2745 (Version_script_info::~Version_script_info): Don't call clear.
2746 (Version_script_info::finalize): New function.
2747 (Version_script_info::build_lookup_tables): New function.
2748 (Version_script_info::build_expression_list_lookup): New
2750 (Version_script_info::get_symbol_version_helper): Rewrite to use
2752 (Version_script_info::print_expression_list): Adjust to use
2753 Version_script_info::Language.
2754 (script_push_lex_into_version_mode): Check that the version script
2755 has not been finalized.
2756 (version_script_push_lang): Change language string to
2757 Version_script_info::Language.
2758 * options.cc (Command_line::version_script): New function.
2759 * options.h (class General_options): Add finalize_dynamic_list
2760 function. Change version_script from declaration to definition.
2761 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2762 * testsuite/version_script.map: Remove duplicate def of foo.
2763 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2765 * testsuite/Makefile.in: Rebuild.
2767 2009-12-30 Ian Lance Taylor <iant@google.com>
2770 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2771 if the input symbol index is 0, make the output symbol index 0.
2773 2009-12-30 Ian Lance Taylor <iant@google.com>
2776 * options.h (class General_options): Add -x/--discard-all.
2777 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2778 --discard-all. If the local symbol needs a dynamic entry, check
2779 that before handling --discard-locals.
2781 2009-12-30 Ian Lance Taylor <iant@google.com>
2784 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2786 (Output_segment::add_output_section): Don't change the flags if
2790 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2791 GNU hash table if they need a dynamic value. Otherwise, don't add
2792 them if they are defined in a dynamic object or are forced local.
2794 2009-12-29 Ian Lance Taylor <iant@google.com>
2797 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2798 .gnu.hash table for a 32-bit target.
2801 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2802 regular and a dynamic object only needs a dynamic symbol table
2803 entry if it is externally visible.
2806 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2807 constructor. Add global_offset_table_ field.
2808 (Target_i386::got_section): Set global_offset_table_.
2809 (Target_i386::do_finalize_sections): Set global_offset_table_
2811 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2812 in constructor. Add global_offset_table_ field.
2813 (Target_x86_64::got_section): Set global_offset_table_.
2814 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2817 * layout.cc (Layout::Layout): Initialize increase_relro_.
2818 (Layout::get_output_section): Add is_relro, is_last_relro, and
2819 is_first_non_relro parameters. Change all callers.
2820 (Layout::choose_output_section): Likewise.
2821 (Layout::add_output_section_data): Likewise.
2822 (Layout::make_output_section): Likewise.
2823 (Layout::set_segment_offsets): Clear increase_relro when using a
2825 * layout.h (class Layout): Add increase_relro method. Add
2826 increase_relro_ field. Update declarations.
2827 * output.cc (Output_section::Output_section): Initialize
2828 is_last_relro_ and is_first_non_relro_.
2829 (Output_segment::add_output_section): Group relro sections is
2830 do_sort is true. Handle is_last_relro and is_first_non_relro.
2831 (Output_segment::maximum_alignment): Remove relro handling.
2832 (Output_segment::set_section_addresses): Add increase_relro
2833 parameter. Change all callers. Add initial alignment to align
2834 relro sections on separate page. Remove old relro handling.
2835 (Output_segment::set_section_list_addresses): Remove in_relro
2836 parameter. Change all callers.
2837 (Output_segment::set_offset): Add increase parameter. Change all
2838 callers. Remove old relro handling.
2839 * output.h (class Output_section): Add new methods: is_last_relro,
2840 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2841 Add is_last_relro_ and is_first_non_relro_ fields.
2842 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2843 Create separate .got.plt section. Call increase_relro.
2844 * x86_64.cc (Target_x86_64::got_section): Likewise.
2845 * testsuite/relro_script_test.t: Add .got.plt.
2848 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2849 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2850 (Layout::finalize): Call set_dynamic_symbol_size.
2851 (Layout::set_dynamic_symbol_size): New function.
2852 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2853 set_dynamic_symbol_size.
2856 * output.h (class Output_section): Add is_entsize_zero_ field.
2857 * output.cc (Output_section::Output_section): Initialize
2859 (Output_section::set_entsize): If two different entsizes are
2860 requested, force it to zero.
2861 (Output_section::add_input_section): Set flags for .debug_str
2862 before updating section flags. Set entsize.
2863 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2864 and SHF_STRING if all input sections have those flags.
2866 2009-12-29 Rafael Espindola <espindola@google.com>
2868 * main.cc (main): Fix the sys time reporting.
2869 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2872 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2874 * options.cc (General_options::parse_version): Allow -v to exit
2875 without an error if there is nothing to link.
2877 2009-12-29 Ian Lance Taylor <iant@google.com>
2879 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2880 using a version of gcc before 4.1.
2881 * configure: Rebuild.
2883 2009-12-28 Chris Demetriou <cgd@google.com>
2885 * attributes.cc (Output_attributes_section_data::do_write): Use
2886 std::vector::front rather than std::vector::data.
2888 2009-12-28 Ian Lance Taylor <iant@google.com>
2890 * symtab.h (class Symbol_table): Add enum Defined.
2891 * resolve.cc (Symbol_table::should_override): Add defined
2892 parameter. Change all callers. Test whether object is NULL
2893 before calling a method on it.
2894 (Symbol_table::report_resolve_problem): Add defined parameter.
2896 (Symbol_table::should_override_with_special): Likewise.
2897 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2898 parameter. Change all callers.
2899 (Symbol_table::do_define_in_output_data): Likewise.
2900 (Symbol_table::define_in_output_segment): Likewise.
2901 (Symbol_table::do_define_in_output_segment): Likewise.
2902 (Symbol_table::define_as_constant): Likewise.
2903 (Symbol_table::do_define_as_constant): Likewise.
2904 * script.h (class Symbol_assignment): Add is_defsym parameter to
2905 constructor; change all callers.
2906 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2907 parameter. Change all callers. Add is_defsym_ field.
2908 (class Parser_closure): Add parsing_defsym parameter to
2909 constructor; change all callers. Add parsing_defsym accessor
2910 function. Add parsing_defsym_ field.
2912 2009-12-28 Ian Lance Taylor <iant@google.com>
2914 * gold.cc (queue_middle_tasks): Fix formatting.
2915 * object.cc (Relobj::is_section_name_included): Likewise.
2917 2009-12-23 Ian Lance Taylor <iant@google.com>
2919 * i386.cc (Target_i386::do_calls_non_split): Recognize
2920 -fsplit-stack prologue for a function with a static chain.
2921 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2922 -fsplit-stack prologue when using %r11.
2924 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2926 * options.cc (General_options::parse_version): Make -v continue and do
2927 the link like GNU ld does.
2929 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2931 * Makefile.am (CCFILES): Add timer.cc.
2932 (HFILES): Add timer.h.
2933 * configure.ac: Check for sysconf and times.
2934 * main.cc: include timer.h.
2935 (main): Use Timer instead of get_run_time.
2938 * workqueue.cc: include timer.h.
2939 (Workqueue::find_and_run_task):
2940 Report user, sys and wall time.
2941 * Makefile.in: Regenerate.
2942 * config.in: Regenerate.
2943 * configure: Regenerate.
2945 2009-12-16 Doug Kwan <dougkwan@google.com>
2947 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2949 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2950 relaxed input sections.
2951 * output.cc (Output_section::find_relaxed_input_section): Change
2952 return type to Output_relaxed_input_section pointer. Adjust code
2953 for new type of relaxed_input_section_map_.
2954 * output.h (Output_section::find_relaxed_input_section): Change
2955 return type to Output_relaxed_input_section pointer.
2956 (Output_section::Output_relaxed_input_section_by_input_section_map):
2958 (Output_section::relaxed_input_section_map_): Change type to
2959 Output_section::Output_relaxed_input_section_by_input_section_map.
2960 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2963 2009-12-15 Ian Lance Taylor <iant@google.com>
2965 * layout.cc (Layout::create_shstrtab): Only write out after input
2966 sections if we are compressing debug sections.
2968 2009-12-15 Ian Lance Taylor <iant@google.com>
2970 * archive.cc (Archive::add_symbols): Only look up a symbol without
2971 a version if there is, in fact, a version.
2973 2009-12-14 Ian Lance Taylor <iant@google.com>
2975 Revert -Wshadow changes, all changes from:
2976 2009-12-11 Doug Kwan <dougkwan@google.com>
2977 2009-12-11 Nick Clifton <nickc@redhat.com>
2978 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2980 2009-12-11 Doug Kwan <dougkwan@google.com>
2982 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2984 * attributes.cc (Object_attribute::size): Ditto.
2985 (Attributes_section_data::size): Ditto.
2986 (Attributes_section_data::Attributes_section_data): Ditto.
2987 (Output_attributes_section_data::do_write): Ditto.
2988 * attributes.h (Object_attribute::set_type): Ditto.
2989 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2991 2009-12-11 Nick Clifton <nickc@redhat.com>
2993 * archive.cc: Fix shadowed variable warnings.
2995 * compressed_output.cc: Likewise.
2996 * compressed_output.h: Likewise.
2997 * configure: Likewise.
2998 * dwarf_reader.cc: Likewise.
2999 * dynobj.cc: Likewise.
3000 * dynobj.h: Likewise.
3001 * ehframe.cc: Likewise.
3002 * ehframe.h: Likewise.
3003 * errors.cc: Likewise.
3004 * expression.cc: Likewise.
3005 * fileread.cc: Likewise.
3006 * fileread.h: Likewise.
3007 * freebsd.h: Likewise.
3008 * i386.cc: Likewise.
3010 * incremental.h: Likewise.
3011 * layout.cc: Likewise.
3012 * layout.h: Likewise.
3013 * mapfile.cc: Likewise.
3014 * merge.cc: Likewise.
3015 * merge.h: Likewise.
3016 * object.cc: Likewise.
3017 * object.h: Likewise.
3018 * options.h: Likewise.
3019 * output.cc: Likewise.
3020 * output.h: Likewise.
3021 * parameters.cc: Likewise.
3022 * plugin.cc: Likewise.
3023 * powerpc.cc: Likewise.
3024 * reduced_debug_output.cc: Likewise.
3025 * reduced_debug_output.h: Likewise.
3026 * reloc.cc: Likewise.
3027 * reloc.h: Likewise.
3028 * resolve.cc: Likewise.
3029 * script-sections.cc: Likewise.
3030 * script.cc: Likewise.
3031 * script.h: Likewise.
3032 * sparc.cc: Likewise.
3033 * symtab.cc: Likewise.
3034 * symtab.h: Likewise.
3035 * target-select.cc: Likewise.
3036 * target-select.h: Likewise.
3037 * token.h: Likewise.
3038 * workqueue.cc: Likewise.
3039 * workqueue.h: Likewise.
3040 * x86_64.cc: Likewise.
3042 2009-12-10 Doug Kwan <dougkwan@google.com>
3044 * arm.cc (attributes.h): New include.
3045 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3046 (Arm_relobj::~Arm_relobj): Delete object pointed by
3047 attributes_section_data_.
3048 (Arm_relobj::attributes_section_data): New method definition.
3049 (Arm_relobj::attributes_section_data_): New data member declaration.
3050 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3051 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3052 attributes_section_data_.
3053 (Arm_dynobj::attributes_section_data): New method definition.
3054 (Arm_dynobj::attributes_section_data_): New data member declaration.
3055 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3056 initialization value of may_use_blx_ to false.
3057 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3058 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3059 object attributes to compute results instead of hard-coding.
3060 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3061 Target_arm::get_secondary_compatible_arch,
3062 Target_arm::set_secondary_compatible_arch
3063 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3064 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3065 New method declarations.
3066 (Target_arm::get_aeabi_object_attribute): New method definition.
3067 (Target_arm::attributes_section_data_): New data member declaration.
3068 (read_arm_attributes_section): New template definition.
3069 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3070 (Arm_dynobj::do_read_symbols): Ditto.
3071 (Target_arm::do_finalize_sections): Merge attributes sections from
3072 input. Check for BLX use after attributes section merging.
3073 Fix __exidx_start and __exidx_end visibility. Create an
3074 .ARM.attributes section if necessary.
3075 (Target_arm::get_secondary_compatible_arch,
3076 Target_arm::set_secondary_compatible_arch,
3077 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3078 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3079 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3080 New method definitions.
3082 2009-12-09 Ian Lance Taylor <iant@google.com>
3084 * plugin.cc (Plugin::load): Don't cast from void* to a function
3087 2009-12-09 Ian Lance Taylor <iant@google.com>
3089 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3092 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3094 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3095 Replace two_file_shared_1.so with two_file_shared_2.so.
3096 * testsuite/Makefile.in: Regenerated.
3098 2009-12-08 Doug Kwan <dougkwan@google.com>
3100 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3101 (HFILES): Add attributes.h and int_encoding.h.
3102 * Makefile.in: Regenerate.
3103 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3104 function definitions to int_encoding.cc
3105 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3106 prototypes to int_encoding.h
3107 * reduced_debug_output.cc (int_encoding.h): New include.
3108 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3109 function definitions to int_encoding.cc
3110 (insert_into_vector, read_from_pointer): Move template definitions to
3112 * attributes.cc: New file.
3113 * attributes.h: New file.
3114 * int_encoding.cc: New file.
3115 * int_encoding.h: New file.
3117 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3120 * incremental-dump.cc (dump_incremental_inputs): New.
3121 (main): Use dump_incremental_inputs.
3123 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3126 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3127 checking elfcpp::STT_FUNC.
3128 (Target_i386::Relocate::relocate): Likewise.
3129 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3131 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3132 symbols from shared libraries into normal FUNC symbols.
3134 * symtab.h (Symbol): Add is_func and use it.
3136 2009-12-05 Doug Kwan <dougkwan@google.com>
3138 * arm.cc (Target_arm::arm_info): Initialize new fields
3139 attributes_section and attributes_vendor.
3140 * i386.cc (Target_i386::i386_info): Same.
3141 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3142 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3143 fields attributes_section and attributes_vendor.
3144 * sparc.cc (Target_sparc::sparc_info): Same.
3145 * target.h (Target::attributes_section, Target::attributes_vendor,
3146 Target::is_attributes_section, Target::attribute_arg_type,
3147 Target::attributes_order): New method definitions.
3148 (Target::Target_info::attributes_section,
3149 Target::Target_info::attributes_vendor): New fields.
3150 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3151 virtual method definitions.
3152 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3153 attributes_section and attributes_vendor.
3154 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3156 2009-12-05 Doug Kwan <dougkwan@google.com>
3158 * arm.cc: Update comments about interworking and stub generation.
3159 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3160 considered as non-PIC.
3161 (Arm_relocate_functions::base_abs): Fix formatting.
3162 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3163 of function to use GOT entry address instead of offset.
3164 (Target_arm::Scan::global): Issue an error if a symbol would need a
3165 PLT does not get one because it is untyped. Remove code to create
3166 dynamic symbols for relative branches.
3167 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3168 takes unsigned integer instead of boolean.
3170 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3172 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3173 (two_file_test_LDADD): Likewise.
3174 (common_test_1_LDADD): Likewise.
3175 (exception_test_LDADD) Likewise.
3176 (weak_test_LDADD): Likewise.
3177 (many_sections_test_LDADD): Likewise.
3178 (initpri1_LDADD): Likewise.
3179 (script_test_1_LDADD): Likewise.
3180 (script_test_2_LDADD): Likewise.
3181 (justsyms_LDADD): Likewise.
3182 (binary_test_LDADD): Likewise.
3183 (large_LDADD): Likewise.
3184 * testsuite/Makefile.in: Regenerated.
3186 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3188 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3189 (Symbol_table::override_with_special): Likewise.
3190 (Symbol_table::add_from_object): Likewise.
3192 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3194 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3195 Don't set the data_offset twice.
3197 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3199 * testsuite/Makefile.in: Regenerate.
3201 2009-12-03 Doug Kwan <dougkwan@google.com>
3203 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3204 (Target_arm::do_finalize_sections): Add parameter for symbol table
3205 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3206 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3207 parameter for symbol table pointer.
3208 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3209 an additional parameter for a pointer to symbol table.
3210 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3211 parameter for a symbol table pointer.
3212 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3213 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3215 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3216 parameter for a symbol table pointer.
3218 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3220 * incremental.cc (Incremental_inputs_header)
3221 (Incremental_inputs_header_write, Incremental_inputs_entry)
3222 (Incremental_inputs_entry_write): Move ...
3223 * incremental.h (Incremental_inputs_header)
3224 (Incremental_inputs_header_write, Incremental_inputs_entry)
3225 (Incremental_inputs_entry_write): here.
3227 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3229 * incremental.cc (make_sized_incremental_binary): Set the target.
3230 Error if it is incompatible.
3231 * output.h (Output_file): Add filename method.
3233 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3235 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3236 from the get_* methods.
3238 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3240 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3241 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3242 Write 0 for the data_offset of scripts.
3244 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3246 * testsuite/Makefile.am: Add the incremental_test.sh test.
3247 * testsuite/incremental_test.sh: New.
3248 * testsuite/incremental_test_1.c: New.
3249 * testsuite/incremental_test_2.c: New.
3251 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3253 * incremental-dump.cc (main): Fix typos.
3255 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3258 * incremental-dump.cc (main): Use llu to print 64 bit values.
3260 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3261 H.J. Lu <hongjiu.lu@intel.com>
3263 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3265 (incremental_dump_LDADD): Likewise.
3266 * Makefile.in: Regenerated.
3268 2009-11-25 Doug Kwan <dougkwan@google.com>
3272 2009-11-25 Doug Kwan <dougkwan@google.com>
3274 * arm.cc (Target_arm::Target_arm): Move method definition
3275 outside of class definition. Add code to handle
3276 --target1-rel, --target1-abs and --target2= options.
3277 (Target_arm::get_reloc_reloc_type): Change method to be
3278 non-static and const.
3279 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3280 New data member declaration.
3281 (Target_arm::Scan::local, Target_arm::Scan::global,
3282 Target_arm::Relocate::relocate,
3283 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3284 Adjust call to Target_arm::get_real_reloc_type.
3285 (Target_arm::get_real_reloc_type): Use command line options
3286 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3287 * options.h (--target1-rel, --target1-abs, --target2): New
3290 2009-11-25 Doug Kwan <dougkwan@google.com>
3292 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3293 class definition. Add code to handle --target1-rel, --target1-abs
3294 and --target2= options.
3295 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3297 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3299 (Target_arm::Scan::local, Target_arm::Scan::global,
3300 Target_arm::Relocate::relocate,
3301 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3302 call to Target_arm::get_real_reloc_type.
3303 (Target_arm::get_real_reloc_type): Use command line options to
3304 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3305 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3308 2009-11-25 Doug Kwan <dougkwan@google.com>
3310 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3311 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3312 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3314 (Arm_relocate_functions::thm_call): Replace body with a call to
3315 Arm_relocate_functions::thumb_branch_common.
3316 (Arm_relocate_functions::thm_jump24,
3317 Arm_relocate_functions::thm_xpc22): New method definitions.
3318 (Arm_relocate_functions::thumb_branch_common): New method definition.
3319 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3321 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3322 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3324 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3326 * Makefile.am: Build incremental-dump
3327 * Makefile.in: Regenerate.
3328 * incremental-dump.cc: New.
3329 * incremental.cc (Incremental_inputs_header_data,
3330 Incremental_inputs_entry_data): Move to incremental.h
3331 * incremental.h: (Incremental_inputs_header_data,
3332 Incremental_inputs_entry_data): Move from incremental.cc
3334 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3336 * incremental.cc (Incremental_inputs_header,
3337 Incremental_inputs_header_write, Incremental_inputs_entry,
3338 Incremental_inputs_entry_write): Add a typedef with the data type.
3340 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3342 * incremental.cc (Incremental_inputs_header,
3343 Incremental_inputs_header_write, Incremental_inputs_entry,
3344 Incremental_inputs_entry_write): Update comment about which
3345 type has the filed descriptions.
3347 2009-11-15 Doug Kwan <dougkwan@google.com>
3349 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3350 (Arm_relocate_functions::arm_branch_common): Change method defintion
3351 in class definition to a method declaration and update list of formal
3353 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3354 Arm_relocation_functions::jump24): Adjust call to
3355 Arm_relocate_functions::arm_branch_common. Update list of formal
3357 (Arm_relocate_functions::xpc25): New method definition.
3358 (Arm_relocate_functions::arm_branch_common): Move method defintion
3359 out from class definition. Use stubs for mode-switching and extending
3361 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3362 specially. Change code to enable use of stubs in ARM branches.
3364 2009-11-10 Doug Kwan <dougkwan@google.com>
3366 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3367 in method declaration.
3368 (Target_arm::relocate_stub): New method declaration.
3369 (Target_arm::default_target): Change to return a pointer instead of
3371 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3372 Target_arm::default_target.
3373 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3375 (Target_arm::relocate_section): Adjust view.
3376 (Target_arm::relocate_stub): New method definition.
3378 2009-11-10 Doug Kwan <dougkwan@google.com>
3380 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3382 * incremental.cc (open_incremental_binary): Initialized local
3383 variables to avoid warnings.
3384 * object.cc (make_elf_object): Ditto.
3385 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3388 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3391 * testsuite/plugin_test.c: Include "config.h".
3393 2009-11-09 Doug Kwan <dougkwan@google.com>
3395 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3396 (arm_symbol_value): Remove.
3397 (Arm_relocate_functions::arm_branch_common,
3398 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3399 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3400 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3401 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3402 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3403 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3404 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3405 Arm_relocate_functions::thm_mobw_abs_nc,
3406 Arm_relocate_functions::thm_mov_abs,
3407 Arm_relocate_functions::movw_prel_nc,
3408 Arm_relocate_functions::thm_movt_abs,
3409 Arm_relocate_functions::movt_prel,
3410 Arm_relocate_functions::thm_movw_prel_nc,
3411 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3412 (Target_arm::Relocate::relocate): Only decompose address into two
3413 parts if relocation type uses the thumb-bit and pass the actual
3414 bit instead of a flag indicating that the thumb-bit is used. Adjust
3415 calls to methods in Arm_relocate_functions for this change.
3417 2009-11-08 Ian Lance Taylor <iant@google.com>
3420 * reloc.cc: Instantiate
3421 Sized_relobj::initialize_input_to_output_maps and
3422 Sized_relobj:free_input_to_output_maps.
3424 2009-11-06 Ian Lance Taylor <iant@google.com>
3427 * defstd.cc (in_segment): Set only_if_ref true for "end".
3429 2009-11-06 Doug Kwan <dougkwan@google.com>
3431 * arm.cc (class Reloc_stub): Correct a comment.
3432 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3433 (Target_arm::scan_section_for_stubs): New method declaration.
3434 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3435 Change methods from private to protected.
3436 (Target_arm::do_may_relax): New method definition.
3437 (Target_arm::do_relax, Target_arm::group_sections,
3438 Target_arm::scan_reloc_for_stub,
3439 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3440 (Target_arm::arm_input_section_map_): New data member declaration.
3441 (Target_arm::scan_reloc_for_stub,
3442 Target_arm::scan_reloc_section_for_stubs,
3443 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3444 Target_arm::do_relax): New method definitions.
3446 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3448 * configure.ac: Check for (struct stat)::st_mtim
3449 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3450 * config.in: Regenerate.
3451 * configure: Regenerate.
3453 2009-11-05 Ian Lance Taylor <iant@google.com>
3456 * output.cc (Output_segment::add_output_section): Add missing
3459 2009-11-04 Ian Lance Taylor <iant@google.com>
3462 * object.h (class Object): Add is_needed and set_is_needed
3463 methods. Add is_needed_ field. Make bool fields into bitfields.
3464 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3465 defined in a dynamic object and referenced by a regular object,
3466 set is_needed for the dynamic object.
3467 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3468 if the file is marked with as_needed and it is not needed.
3470 2009-11-04 Ian Lance Taylor <iant@google.com>
3473 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3474 tags if data is discarded by linker script.
3475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3480 2009-11-04 Ian Lance Taylor <iant@google.com>
3482 * layout.cc (Layout::get_output_section): Add is_interp and
3483 is_dynamic_linker_section parameters. Change all callers.
3484 (Layout::choose_output_section): Likewise.
3485 (Layout::make_output_section): Likewise.
3486 (Layout::add_output_section_data): Add is_dynamic_linker_section
3487 parameter. Change all callers.
3488 * layout.h (class Layout): Update declarations.
3489 * output.h (class Output_section): Add is_interp, set_is_interp,
3490 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3491 Add is_interp_, is_dynamic_linker_section_ fields. Change
3492 generate_code_fills_at_write_ to a bitfield.
3493 * output.cc (Output_section::Output_sections): Initialize new
3495 (Output_segment::add_output_section): Add do_sort parameter.
3498 2009-11-03 Ian Lance Taylor <iant@google.com>
3501 * options.h (class General_options): Add --warn-common.
3502 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3503 merging two common symbols.
3504 (Symbol_table::should_override): Handle --warn-common when merging
3505 a common symbol with a defined symbol. Use report_resolve_problem
3506 for multiple definitions.
3507 (Symbol_table::report_resolve_problem): New function.
3508 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3510 2009-11-03 Doug Kwan <dougkwan@google.com>
3512 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3514 (Target_arm::stub_factory): New method definition.
3515 (Target_arm::new_arm_input_section,
3516 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3517 Target_arm::reloc_uses_thumb_bit): New method declarations.
3518 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3519 New type definitions.
3520 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3521 member declarations.
3522 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3523 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3524 New method definitions.
3526 2009-11-03 Ian Lance Taylor <iant@google.com>
3528 * options.h (class General_options): Add --warn_constructors.
3530 2009-11-03 Ian Lance Taylor <iant@google.com>
3533 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3534 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3536 2009-11-03 Ian Lance Taylor <iant@google.com>
3539 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3540 --msgid-bugs-address.
3541 (install-pdf): New target.
3542 (install-data_yes): Look up one directory to find mkinstalldirs.
3544 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3546 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3549 2009-10-30 Doug Kwan <dougkwan@google.com>
3551 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3553 2009-10-30 Doug Kwan <dougkwan@google.com>
3555 * arm.cc (Stub_addend_reader): New struct template definition
3556 and partial specializations.
3557 (Stub_addend_reader::operator()): New method definition for a
3558 partially specialized template.
3560 2009-10-30 Doug Kwan <dougkwan@google.com>
3562 * arm.cc (Arm_relobj::processor_specific_flags): New method
3564 (Arm_relobj::do_read_symbols): New method declaration.
3565 (Arm_relobj::processor_specific_flags_): New data member declaration.
3566 (Arm_dynobj): New class definition.
3567 (Target_arm::do_finalize_sections): Add input_objects parameter.
3568 (Target_arm::do_adjust_elf_header): New method declaration.
3569 (Target_arm::are_eabi_versions_compatible,
3570 (Target_arm::merge_processor_specific_flags): New method declaration.
3571 (Target_arm::do_make_elf_object): New overloaded method definitions
3573 (Arm_relobj::do_read_symbols): New method definition.
3574 (Arm_dynobj::do_read_symbols): Ditto.
3575 (Target_arm::do_finalize_sections): Add input_objects parameters.
3576 Merge processor-specific flags from all input objects.
3577 (Target_arm::are_eabi_versions_compatible,
3578 Target_arm::merge_processor_specific_flags,
3579 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3580 New method definitions.
3581 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3582 Input_objects pointer type parameter.
3583 * layout.cc (Layout::finalize): Pass input objects to target's.
3584 finalize_sections function.
3585 * output.cc (Output_file_header::do_sized_write): Set ELF file
3586 header's processor-specific flags.
3587 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3588 Input_objects pointer type parameter.
3589 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3590 * target.h (Input_objects): New forward class declaration.
3591 (Target::processor_specific_flags,
3592 Target::are_processor_specific_flags_sect): New method definitions.
3593 (Target::finalize_sections): Add input_objects parameter.
3594 (Target::Target): Initialize processor_specific_flags_ and
3595 are_processor_specific_flags_set_.
3596 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3598 (Target::set_processor_specific_flags): New method definition.
3599 (Target::processor_specific_flags_,
3600 Target::are_processor_specific_flags_set_): New data member
3602 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3603 Input_objects pointer type parameter.
3605 2009-10-30 Doug Kwan <dougkwan@google.com>
3607 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3609 2009-10-28 Ian Lance Taylor <iant@google.com>
3611 * object.h (class Relobj): Drop options parameter from
3612 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3613 do_scan_relocs, do_relocate. Change all callers.
3614 (class Sized_relobj): Drop options parameters from
3615 do_gc_process_relocs, do_scan_relocs, do_relocate,
3616 do_relocate_sections, relocate_sections, emit_relocs_scan,
3617 emit_relocs_scan_reltype. Change all callers.
3618 (struct Relocate_info): Remove options field and all references to
3620 * reloc.h (class Read_relocs): Remove options constructor
3621 parameter and options_ field. Change all callers.
3622 (class Gc_process_relocs, class Scan_relocs): Likewise.
3623 (class Relocate_task): Likewise.
3624 * target-reloc.h (scan_relocs): Remove options parameter. Change
3626 (scan_relocatable_relocs): Likewise.
3627 * target.h (class Sized_target): Remove options parameter from
3628 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3630 * gc.h (gc_process_relocs): Remove options parameter. Change all
3632 * arm.cc: Update functions to remove options parameters.
3633 * i386.cc: Likewise.
3634 * powerpc.cc: Likewise.
3635 * sparc.cc: Likewise.
3636 * x86_64.cc: Likewise.
3637 * testsuite/testfile.cc: Likewise.
3639 2009-10-28 Doug Kwan <dougkwan@google.com>
3641 * arm.cc (Arm_relobj): New class definition.
3642 (Arm_relobj::scan_sections_for_stubs,
3643 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3644 New method definitions.
3646 2009-10-28 Cary Coutant <ccoutant@google.com>
3648 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3649 (Plugin::cleanup_done_): New member.
3650 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3651 (Plugin_manager::cleanup_done_): Remove.
3652 (Plugin_manager::add_input_file): Edit error message.
3653 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3654 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3656 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3658 * fileread.cc: (File_read::View::~View): Use the new
3659 data_ownership_ filed.
3660 (File_read::~File_read): Dispose the new whole_file_view_.
3661 (File_read::open): Mmap the whole file if needed.
3662 (File_read::open): Use whole_file_view_ instead of contents_.
3663 (File_read::find_view): Use whole_file_view_ if applicable.
3664 (File_read::do_read): Use whole_file_view_ instead of contents_.
3665 (File_read::make_view): Use whole_file_view_ instead of contents_,
3666 update File_read::View::View call.
3667 (File_read::find_or_make_view): Update File_read::View::View
3669 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3671 (File_read::View::Data_ownership): New enum.
3672 (File_read::View::View): Replace bool mapped_ with Data_ownership
3674 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3675 (File_read::View::data_ownership_): New field.
3676 (File_read::contents_): Remove (replaced by whole_file_view_).
3677 (File_read::whole_file_view_): New field.
3678 * options.h (class General_options): Add --keep-files-mapped.
3680 2009-10-27 Cary Coutant <ccoutant@google.com>
3682 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3683 * testsuite/Makefile.am (plugin_test_5): New test case.
3684 * testsuite/Makefile.in: Regenerate.
3686 2009-10-25 Doug Kwan <dougkwan@google.com>
3688 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3689 from private to protected to allow access by child class.
3690 (Sized_relobj::do_relocate_sections): New method declaration.
3691 (Sized_relobj::relocate_sections): Virtualize.
3692 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3693 Sized_relobj::relocate_sections. Instantiate template explicitly
3694 for different target sizes and endianity.
3696 2009-10-24 Doug Kwan <dougkwan@google.com>
3698 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3699 (Arm_input_section::as_arm_input_section): New method.
3700 (Arm_output_section): New class definition.
3701 (Arm_output_section::create_stub_group,
3702 Arm_output_section::group_sections): New method definitions.
3704 2009-10-22 Doug Kwan <dougkwan@google.com>
3706 * arm.cc (Arm_input_section): New class definition.
3707 (Arm_input_section::init, Arm_input_section:do_write,
3708 Arm_input_section::set_final_data_size,
3709 Arm_input_section::do_reset_address_and_file_offset): New method
3712 2009-10-21 Doug Kwan <dougkwan@google.com>
3714 * arm.cc (Stub_table, Arm_input_section): New forward class
3716 (Stub_table): New class defintion.
3717 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3718 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3719 New method definition.
3721 2009-10-21 Doug Kwan <dougkwan@google.com>
3723 * arm.cc: Update copyright comments.
3724 (Target_arm): New forward class template declaration.
3725 (Arm_address): New type.
3726 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3727 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3728 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3730 (Insn_template): Same.
3731 (DEF_STUBS): New macro.
3732 (Stub_type): New enum type.
3733 (Stub_template): New class definition.
3736 (Stub_factory): Same.
3737 (Target_arm::Target_arm): Initialize may_use_blx_ and
3738 should_force_pic_veneer_.
3739 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3740 Target_arm::should_force_pic_veneer,
3741 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3742 Target_arm::using_thumb_only, Target_arm:;default_target): New
3744 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3745 New data member declarations.
3746 (Insn_template::size, Insn_template::alignment): New method defintions.
3747 (Stub_template::Stub_template): New method definition.
3748 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3749 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3750 (Stub_factory::Stub_factory): New method definition.
3751 * gold.h (string_hash): New template.
3752 * output.h (Input_section_specifier::hash_value): Use
3754 (Input_section_specifier::string_hash): Remove.
3755 * stringpool.cc (Stringpool_template::string_hash): Use
3758 2009-10-20 Doug Kwan <dougkwan@google.com>
3760 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3761 symbols of relaxed input sections.
3762 * output.h (Output_section::find_relaxed_input_section): Make
3765 2009-10-16 Doug Kwan <dougkwan@google.com>
3767 * dynobj.cc (Versions::Versions): Initialize version_script_.
3768 Only insert base version symbol definition for a shared object
3769 if version script defines any version versions.
3770 (Versions::define_base_version): New method definition.
3771 (Versions::add_def): Check that base version is not needed.
3772 (Versions::add_need): Define base version lazily.
3773 * dynobj.h (Versions::define_base_version): New method declaration.
3774 (Versions::needs_base_version_): New data member declaration.
3775 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3776 (check_DATA): Add no_version_test.stdout.
3777 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3779 * testsuite/Makefile.in: Regenerate.
3780 * testsuite/no_version_test.c: New file.
3781 * testsuite/no_version_test.sh: Ditto.
3783 2009-10-16 Doug Kwan <dougkwan@google.com>
3785 * expression.cc (class Segment_start_expression): New class definition.
3786 (Segment_start_expression::value): New method definition.
3787 (script_exp_function_segment_start): Return a new
3788 Segment_start_expression.
3789 * gold/script-c.h (script_saw_segment_start_expression): New function
3791 * script-sections.cc (Script_sections::Script_sections): Initialize
3792 SAW_SEGMENT_START_EXPRESSION_ to false.
3793 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3794 and -Tbbs options to specify section addresses if given in
3795 command line and no SEGMENT_START expression is seen in a script.
3796 * script-sections.h (Script_sections::saw_segment_start_expression,
3797 Script_sections::set_saw_segment_start_expression): New method
3799 (Script_sections::saw_segment_start_expression_): New data member
3801 * script.cc (script_saw_segment_start_expression): New function.
3802 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3803 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3804 script_test_7.sh and script_test_8.sh.
3805 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3806 script_test_8.stdout.
3807 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3808 (script_test_6, script_test_6.stdout, script_test_7,
3809 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3810 * Makefile.in: Regenerate.
3811 * testsuite/script_test_6.sh: New file.
3812 * testsuite/script_test_6.t: Same.
3813 * testsuite/script_test_7.sh: Same.
3814 * testsuite/script_test_7.t: Same.
3815 * testsuite/script_test_8.sh: Same.
3817 2009-10-16 Doug Kwan <dougkwan@google.com>
3819 * output.cc (Output_segment::set_section_list_address): Cast
3820 expressions to unsigned long long type to avoid format warnings.
3822 2009-10-15 Ian Lance Taylor <iant@google.com>
3824 * script.cc (Script_options::add_symbol_assignment): Always add a
3825 dot assignment to script_sections_.
3826 * script-sections.cc (Script_sections::add_dot_assignment):
3827 Initialize if necessary.
3829 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3830 program headers with no load segment if there is a linker script.
3832 * layout.cc (Layout::set_segment_offsets): Align the file offset
3833 to the segment aligment for -N or -n with no load segment.
3834 * output.cc (Output_segment::add_output_section): Don't crash if
3835 the first section is a TLS section.
3836 (Output_segment::set_section_list_addresses): Print an error
3837 message if the address moves backward in a linker script.
3838 * script-sections.cc
3839 (Output_section_element_input::set_section_addresses): Don't
3840 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3841 (Orphan_output_section::set_section_addresses): Likewise.
3843 2009-10-15 Doug Kwan <dougkwan@google.com>
3845 * layout.cc (Layout::finish_dynamic_section): Generate tags
3846 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3847 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3848 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3850 2009-10-14 Ian Lance Taylor <iant@google.com>
3852 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3854 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3855 data_shdr fields of relinfo.
3856 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3857 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3858 R_386_TLS_LDO_32, adjust based on section flags.
3859 (Target_i386::Relocate::fix_up_ldo): Remove.
3861 2009-10-13 Ian Lance Taylor <iant@google.com>
3863 Add support for -pie.
3864 * options.h (class General_options): Add -pie and
3866 (General_options::output_is_position_independent): Test -pie.
3867 (General_options::output_is_executable): Return true if not shared
3868 and not relocatable.
3869 (General_options::output_is_pie): Remove.
3870 * options.cc (General_options::finalize): Reject incompatible uses
3872 * gold.cc (queue_middle_tasks): A -pie link is not static.
3873 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3874 * symtab.cc (Symbol::final_value_is_known): Return false if
3875 output_is_position_independent.
3876 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3877 output_is_position_independent.
3878 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3879 output_is_position_independent.
3880 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3881 output_is_position_independent.
3882 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3884 (basic_pie_test.o, basic_pie_test): New targets.
3885 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3886 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3887 (two_file_pie_test): New target.
3888 * testsuite/Makefile.in: Rebuild.
3889 * README: Remove note saying that -pie is not supported.
3891 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3893 * options.h (class General_options): Add -init and -fini.
3894 * layout.cc (Layout::finish_dynamic_section): Emit
3895 given init and fini functions.
3897 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3899 * gc.h (gc_process_relocs): Check if icf is enabled using new
3901 * gold.cc (queue_initial_tasks): Likewise.
3902 (queue_middle_tasks): Likewise.
3903 * object.cc (do_layout): Likewise.
3904 * symtab.cc (is_section_folded): Likewise.
3905 * main.cc (main): Likewise.
3906 * reloc.cc (Read_relocs::run): Likewise.
3907 (Sized_relobj::do_scan_relocs): Likewise.
3908 * icf.cc (is_function_ctor_or_dtor): New function.
3909 (Icf::find_identical_sections): Check if function is ctor or dtor when
3911 * options.h (General_options::icf): Change option to be an enum.
3912 (Icf_status): New enum.
3913 (icf_enabled): New method.
3914 (icf_safe_folding): New method.
3915 (set_icf_status): New method.
3916 (icf_status_): New variable.
3917 * (options.cc) (General_options::finalize): Set icf_status_.
3918 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3919 icf_test and icf_keep_unique_test to use the --icf enum flag.
3920 * testsuite/icf_safe_test.sh: New file.
3921 * testsuite/icf_safe_test.cc: New file.
3923 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3925 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3926 includes to gc.h and icf.h.
3927 * arm.cc: Include gc.h.
3928 * gold.cc: Likewise.
3929 * i386.cc: Likewise.
3930 * powerpc.cc: Likewise.
3931 * sparc.cc: Likewise.
3932 * x86_64.cc: Likewise.
3933 * gc.h: Include icf.h.
3935 2009-10-11 Ian Lance Taylor <iant@google.com>
3937 * plugin.cc: Include "gold.h" before other header files.
3939 2009-10-10 Chris Demetriou <cgd@google.com>
3941 * options.h (Input_file_argument::Input_file_type): New enum.
3942 (Input_file_argument::is_lib_): Replace with...
3943 (Input_file_argument::type_): New member.
3944 (Input_file_argument::Input_file_argument): Take Input_file_type
3945 'type' rather than boolean 'is_lib' as second argument.
3946 (Input_file_argument::is_lib): Use type_.
3947 (Input_file_argument::is_searched_file): New function.
3948 (Input_file_argument::may_need_search): Handle is_searched_file.
3949 * options.cc (General_options::parse_library): Support -l:filename.
3950 (General_options::parse_just_symbols): Update for Input_file_argument
3952 (Command_line::process): Likewise.
3953 * archive.cc (Archive::get_file_and_offset): Likewise.
3954 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3955 * script.cc (read_script_file, script_add_file): Likewise.
3956 * fileread.cc (Input_file::Input_file): Likewise.
3957 (Input_file::will_search_for): Handle is_searched_file.
3958 (Input_file::open): Likewise.
3959 * readsyms.cc (Read_symbols::get_name): Likewise.
3960 * testsuite/Makefile.am (searched_file_test): New test.
3961 * testsuite/Makefile.in: Regenerate.
3962 * testsuite/searched_file_test.cc: New file.
3963 * testsuite/searched_file_test_lib.cc: New file.
3965 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3966 Ian Lance Taylor <iant@google.com>
3968 * descriptor.cc: Include <cstdio> and "binary-io.h".
3969 (Descriptors::open): Open the files in binary mode always.
3970 * script.cc (Lex::get_token): Treat \r as whitespace.
3972 2009-10-09 Ian Lance Taylor <iant@google.com>
3974 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3976 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3977 Ian Lance Taylor <iant@google.com>
3979 * configure.ac: Check for readv function also.
3980 * fileread.cc (readv): Define if not HAVE_READV.
3981 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3983 * config.in: Regenerate.
3984 * configure: Regenerate.
3986 2009-10-09 Doug Kwan <dougkwan@google.com>
3988 * layout.cc (Layout::make_output_section): Call target hook to make
3989 ordinary output section.
3990 (Layout::finalize): Adjust parameter list of call the
3991 Target::may_relax().
3992 * layout.h (class Layout::section_list): New method.
3993 * merge.h (Output_merge_base::entsize): Change visibility to public.
3994 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3996 (Output_merge_string::do_is_string): New method.
3997 * object.cc (Sized_relobj::do_setup): renamed from
3998 Sized_relobj::set_up.
3999 * object.h (Sized_relobj::adjust_shndx,
4000 Sized_relobj::initializ_input_to_output_maps,
4001 Sized_relobj::free_input_to_output_maps): Change visibilities to
4003 (Sized_relobj::setup): Virtualize.
4004 (Sized_relobj::do_setup): New method declaration.
4005 (Sized_relobj::invalidate_section_offset,
4006 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4007 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4008 * options.cc (parse_int): New function.
4009 * options.h (parse_int): New declaration.
4010 (DEFINE_int): New macro.
4011 (stub_group_size): New option.
4012 * output.cc (Output_section::Output_section): Initialize memebers
4013 merge_section_map_, merge_section_by_properties_map_,
4014 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4015 (Output_section::add_input_section): Handled deferred code-fill
4016 generation and remove an old comment.
4017 (Output_section::add_relaxed_input_section): New method definition.
4018 (Output_section::add_merge_input_section): Use merge section by
4019 properties map to speed to search. Update merge section maps
4021 (Output_section::build_relaxation_map): New method definition.
4022 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4024 (Output_section::relax_input_section): Renamed to
4025 Output_section::convert_input_sections_to_relaxed_sections and change
4026 interface to take a vector of pointers to relaxed sections.
4027 (Output_section::find_merge_section,
4028 Output_section::find_relaxed_input_section): New method definitions.
4029 (Output_section::is_input_address_mapped,
4030 Output_section::output_offset, Output_section::output_address):
4031 Use output section data maps to speed up searching.
4032 (Output_section::find_starting_output_address): Add comments.
4033 (Output_section::do_write,
4034 Output_section::write_to_postprocessing_buffer): Do code-fill
4035 generation as appropriate.
4036 (Output_section::get_input_sections): Invalidate relaxed input section
4038 (Output_section::restore_states): Adjust type of checkpoint .
4039 Invalidate relaxed input section map.
4040 * output.h (Output_merge_base): New class declaration.
4041 (Input_section_specifier): New class defintion.
4042 (class Output_relaxed_input_section) Change base class to
4043 Output_section_data_build.
4044 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4045 base class initializer.
4046 (Output_section::add_relaxed_input_section): New method declaration.
4047 (Output_section::Input_section): Change visibility to protected.
4048 (Output_section::Input_section::relobj,
4049 Output_section::Input_section::shndx): Handle relaxed input sections.
4050 Output_section::input_sections) Change visibility to protected. Also
4051 define overload to return a non-const pointer.
4052 (Output_section::Merge_section_properties): New class defintion.
4053 (Output_section::Merge_section_by_properties_map,
4054 Output_section::Output_section_data_by_input_section_map,
4055 Output_section::Relaxation_map): New types.
4056 (Output_section::relax_input_section): Rename method to
4057 Output_section::convert_input_sections_to_relaxed_sections and change
4058 interface to take a vector of relaxed section pointers.
4059 (Output_section::find_merge_section,
4060 Output_section::find_relaxed_input_section,
4061 Output_section::build_relaxation_map,
4062 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4063 New method declarations.
4064 (Output_section::merge_section_map_
4065 Output_section::merge_section_by_properties_map_,
4066 Output_section::relaxed_input_section_map_,
4067 Output_section::is_relaxed_input_section_map_valid_,
4068 Output_section::generate_code_fills_at_write_): New data members.
4069 * script-sections.cc
4070 (Output_section_element_input::set_section_addresses): Call
4071 current_data_size and addralign methods of relaxed input sections.
4072 (Orphan_output_section::set_section_addresses): Call current_data_size
4073 and addralign methods of relaxed input sections.
4074 * symtab.cc (Symbol_table::compute_final_value): Extract template
4075 from the body of Symbol_table::sized_finalize_symbol.
4076 (Symbol_table::sized_finalized_symbol): Call
4077 Symbol_table::compute_final_value.
4078 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4079 (Symbol_table::compute_final_value): New templated method declaration.
4080 * target.cc (Target::do_make_output_section): New method defintion.
4081 * target.h (Target::make_output_section): New method declaration.
4082 (Target::relax): Add more parameters for input objects, symbol table
4083 and layout. Adjust call to do_relax.
4084 (Target::do_make_output_section): New method declaration.
4085 (Target::do_relax): Add parameters for input objects, symbol table
4088 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4090 * pread.c: Include stdio.h.
4092 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4094 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4097 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4099 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4100 Change read_shndx type to unsigned int.
4101 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4103 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4104 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4105 Change read_shndx type to unsigned int.
4106 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4108 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4109 * layout.cc (Layout::create_symtab_sections): Cast the result of
4110 local_symcount * symsize to off_t in the gold_assert.
4112 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4114 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4115 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4117 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4118 (Arm_relocate_functions::thm_abs5): New function.
4119 (Arm_relocate_functions::abs12): New function.
4120 (Arm_relocate_functions::abs16): New function.
4121 (Arm_relocate_functions::base_abs): New function.
4122 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4123 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4124 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4126 (Scan::global): Likewise.
4127 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4128 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4129 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4130 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4133 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4135 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4136 (Arm_relocate_functions::movt_prel): New function.
4137 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4138 (Arm_relocate_functions::thm_movt_prel): New function.
4139 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4140 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4141 (Scan::global, Relocate::relocate): Likewise.
4142 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4144 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4146 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4147 Incremental_checker.
4148 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4150 (class Incremental_inputs_header): New class.
4151 (Incremental_inputs_header_writer): Edit comment.
4152 (Incremental_inputs_entry): New class.
4153 (Incremental_inputs_entry_writer): Edit comment.
4154 (Sized_incremental_binary::do_find_incremental_inputs_section):
4155 Add *strtab_shndx parameter, fill it.
4156 (Sized_incremental_binary::do_check_inputs): New method.
4157 (Incremental_checker::can_incrementally_link_output_file): Use
4158 Sized_incremental_binary::check_inputs.
4159 (Incremental_inputs::report_command_line): Save command line in
4162 (Incremental_binary::find_incremental_inputs_section): New
4164 (Incremental_binary::do_find_incremental_inputs_section): Add
4165 strtab_shndx parameter.
4166 (Incremental_binary::do_check_inputs): New pure virtual method.
4167 (Sized_incremental_binary::do_check_inputs): Declare.
4168 (Incremental_checker::Incremental_checker): Add incremental_inputs
4169 parameter, use it to initialize incremental_inputs_.
4170 (Incremental_checker::incremental_inputs_): New field.
4171 (Incremental_checker::command_line): New method.
4172 (Incremental_checker::inputs): New method.
4173 (Incremental_checker::command_line_): New field.
4175 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4177 * incremental.cc: Include <cstdarg> and "target-select.h".
4178 (vexplain_no_incremental): New function.
4179 (explain_no_incremental): New function.
4180 (Incremental_binary::error): New method.
4181 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4183 (make_sized_incremental_binary): New function.
4184 (open_incremental_binary): New function.
4185 (can_incrementally_link_file): Add checks if output is ELF and has
4187 * incremental.h: Include "elfcpp_file.h" and "output.h".
4188 (Incremental_binary): New class.
4189 (Sized_incremental_binary): New class.
4190 (open_incremental_binary): Declare.
4191 * object.cc (is_elf_object): Use
4192 elfcpp::Elf_recognizer::is_elf_file.
4193 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4194 * output.h (Output_file::filesize): New method.
4196 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4198 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4200 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4201 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4203 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4205 (Arm_relocate_functions::movw_abs_nc): New function.
4206 (Arm_relocate_functions::movt_abs): New function.
4207 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4208 (Arm_relocate_functions::thm_movt_abs): New function.
4209 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4210 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4211 (Scan::global): Likewise.
4212 (Relocate::relocate): Likewise.
4213 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4215 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4217 * arm.cc (Arm_relocate_functions::got_prel) New function.
4218 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4219 (Relocate::relocate): Likewise.
4220 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4222 2009-10-06 Ian Lance Taylor <iant@google.com>
4224 * options.h (class General_options): Define
4225 split_stack_adjust_size parameter.
4226 * object.h (class Object): Add uses_split_stack_ and
4227 has_no_split_stack_ fields. Add uses_split_stack and
4228 has_no_split_stack accessor functions. Declare
4229 handle_split_stack_section.
4230 (class Reloc_symbol_changes): Define.
4231 (class Sized_relobj): Define Function_offsets. Declare
4232 split_stack_adjust, split_stack_adjust_reltype, and
4234 * object.cc (Object::handle_split_stack_section): New function.
4235 (Sized_relobj::do_layout): Call handle_split_stack_section.
4236 * dynobj.cc (Sized_dynobj::do_layout): Call
4237 handle_split_stack_section.
4238 * reloc.cc (Sized_relobj::relocate_sections): Call
4239 split_stack_adjust for executable sections in split_stack
4240 objects. Pass reloc_map to relocate_section.
4241 (Sized_relobj::split_stack_adjust): New function.
4242 (Sized_relobj::split_stack_adjust_reltype): New function.
4243 (Sized_relobj::find_functions): New function.
4244 * target-reloc.h: Include "object.h".
4245 (relocate_section): Add reloc_symbol_changes parameter. Change
4247 * target.h (class Target): Add calls_non_split method. Declare
4248 do_calls_non_split virtual method. Declare match_view and
4250 * target.cc: Include "elfcpp.h".
4251 (Target::do_calls_non_split): New function.
4252 (Target::match_view): New function.
4253 (Target::set_view_to_nop): New function.
4254 * gold.cc (queue_middle_tasks): Give an error if mixing
4255 split-stack and non-split-stack objects with -r.
4256 * i386.cc (Target_i386::relocate_section): Add
4257 reloc_symbol_changes parameter.
4258 (Target_i386::do_calls_non_split): New function.
4259 * x86_64.cc (Target_x86_64::relocate_section): Add
4260 reloc_symbol_changes parameter.
4261 (Target_x86_64::do_calls_non_split): New function.
4262 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4264 * powerpc.cc (Target_powerpc::relocate_section): Add
4265 reloc_symbol_changes parameter.
4266 * sparc.cc (Target_sparc::relocate_section): Add
4267 reloc_symbol_changes parameter.
4268 * configure.ac: Call AM_CONDITIONAL for the default target.
4269 * configure: Rebuild.
4270 * testsuite/Makefile.am (TEST_AS): New variable.
4271 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4272 (check_DATA): Add split_i386 and split_x86_64 files.
4273 (SPLIT_DEFSYMS): Define.
4274 (split_i386_[1234n].o): New targets.
4275 (split_i386_[124]): New targets.
4276 (split_i386_[1234r].stdout): New targets.
4277 (split_x86_64_[1234n].o): New targets.
4278 (split_x86_64_[124]): New targets.
4279 (split_x86_64_[1234r].stdout): New targets.
4280 (MOSTLYCLEANFILES): Add new executables.
4281 * testsuite/split_i386.sh: New file.
4282 * testsuite/split_x86_64.sh: New file.
4283 * testsuite/split_i386_1.s: New file.
4284 * testsuite/split_i386_2.s: New file.
4285 * testsuite/split_i386_3.s: New file.
4286 * testsuite/split_i386_4.s: New file.
4287 * testsuite/split_i386_n.s: New file.
4288 * testsuite/split_x86_64_1.s: New file.
4289 * testsuite/split_x86_64_2.s: New file.
4290 * testsuite/split_x86_64_3.s: New file.
4291 * testsuite/split_x86_64_4.s: New file.
4292 * testsuite/split_x86_64_n.s: New file.
4293 * testsuite/testfile.cc (Target_test): Update relocation_section
4295 * testsuite/Makefile.in: Rebuild.
4297 2009-10-06 Ian Lance Taylor <iant@google.com>
4299 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4300 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4301 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4302 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4303 the address on ldo_addrs_.
4304 (Target_i386::Relocate::fix_up_ldo): New function.
4306 2009-10-06 Rafael Espindola <espindola@google.com>
4308 * plugin.cc (add_input_library): New.
4309 (Plugin::load): Add add_input_library to tv.
4310 (Plugin_manager::add_input_file): Add the is_lib argument.
4311 (add_input_file): Update call to Plugin_manager::add_input_file.
4312 (add_input_library): New.
4313 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4315 2009-09-30 Doug Kwan <dougkwan@google.com>
4317 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4318 symbol and call Symbol::may_need_copy_reloc to determine if
4319 a copy reloc is needed.
4320 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4321 nocopyreloc is given in command line.
4322 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4323 given in command line.
4324 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4325 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4326 of the removed Target_i386::may_need_copy_reloc.
4327 * options.h (copyreloc): New option with default value false.
4328 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4329 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4330 instead of the removed Target_powerpc::may_need_copy_reloc.
4331 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4332 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4333 instead of the removed Target_sparc::may_need_copy_reloc.
4334 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4335 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4336 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4337 instead of the removed Target_x86_64::may_need_copy_reloc.
4339 2009-09-30 Ian Lance Taylor <iant@google.com>
4341 * object.h (class Object): Remove target_ field, and target,
4342 sized_target, and set_target methods.
4343 (Object::sized_target): Remove.
4344 (class Sized_relobj): Update declarations. Remove sized_target.
4345 * object.cc (Sized_relobj::setup): Remove target parameter.
4347 (Input_objects::add_object): Don't do anything with the target.
4348 (make_elf_sized_object): Add punconfigured parameter. Change all
4349 callers. Set or test parameter target.
4350 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4352 * parameters.cc (Parameters::set_target): Change parameter type to
4354 (Parameters::default_target): Remove.
4355 (set_parameters_target): Change parameter type to be non-const.
4356 (parameters_force_valid_target): New function.
4357 (parameters_clear_target): New function.
4358 * parameters.h (class Parameters): Update declarations. Remove
4359 default_target method. Add sized_target and clear_target
4360 methods. Change target_ to be non-const.
4361 (set_parameters_target): Update declaration.
4362 (parameters_force_valid_target): Declare.
4363 (parameters_clear_target): Declare.
4364 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4365 as NULL if we aren't searching.
4366 (Add_symbols::run): Don't check for compatible target.
4367 * fileread.cc (Input_file::open_binary): Call
4368 parameters_force_valid_target.
4369 * gold.cc (queue_middle_tasks): Likewise.
4370 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4371 set_target on object.
4372 * dynobj.h (class Sized_dynobj): Update declarations.
4373 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4374 make_elf_object returns NULL.
4375 (Archive::include_member): Don't check whether object target is
4377 * output.cc (Output_section::add_input_section): Get target from
4379 (Output_section::relax_input_section): Likewise.
4380 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4382 (Sized_relobj::do_scan_relocs): Likewise.
4383 (Sized_relobj::relocate_sections): Likewise.
4384 * resolve.cc (Symbol_table::resolve): Likewise.
4385 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4386 parameter. Change all callers.
4387 (Symbol_table::add_from_object): Get target from parameters.
4388 (Symbol_table::add_from_relobj): Don't check object target.
4389 (Symbol_table::add_from_dynobj): Likewise.
4390 (Symbol_table::define_special_symbol): Get target from
4392 * symtab.h (class Symbol_table): Update declaration.
4393 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4394 parameter. Change all callers. Clear parameter target.
4395 (Binary_test): Test target here.
4396 * testsuite/object_unittest.cc (gold_testsuite): Remove
4397 target_test_pointer parameter. Change all callers.
4398 (Object_test): Test target here.
4400 2009-09-26 Ian Lance Taylor <iant@google.com>
4402 * testsuite/initpri1.c: Don't try to use constructor priorities if
4403 compiling with gcc before 4.3.
4405 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4407 * testsuite/retain_symbols_file_test.sh (check_present): Change
4408 output file name to retain_symbols_file_test.stdout.
4409 (check_absent): Likewise.
4411 2009-09-18 Craig Silverstein <csilvers@google.com>
4413 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4414 * options.cc: Include <cerrno> and <fstream>.
4415 (General_options::finalize): Parse -retain-symbols-file tag.
4416 * options.h: New flag.
4417 (General_options): New method should_retain_symbol, new
4418 variable symbols_to_retain.
4419 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4420 should_retain_symbol map.
4421 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4422 * testsuite/Makefile.in: Regenerate.
4423 * testsuite/retain_symbols_file_test.sh: New file.
4425 2009-09-18 Nick Clifton <nickc@redhat.com>
4427 * po/es.po: Updated Spanish translation.
4429 2009-09-17 Doug Kwan <dougkwan@google.com>
4431 * debug.h (DEBUG_RELAXATION): New constant.
4432 (DEBUG_ALL): Add DEBUG_RELAXATION.
4433 (debug_string_to_enum): Add relaxation debug option.
4435 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4436 Layout::Relaxation_debug_check::read_sections,
4437 Layout::Relaxation_debug_check::read_sections): New method definitions.
4438 (Layout::Layout): Initialize data members
4439 record_output_section_data_from_scrips_,
4440 script_output_section_data_list_ and relaxation_debug_check_.
4441 (Layout::save_segments, Layout::restore_segments,
4442 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4443 Layout::relaxation_loop_body): New method definitions.
4444 (Layout::finalize): Support relaxation. Move section layout code to
4445 Layout::relaxation_loop_body.
4446 (Layout::set_asection_address_from_script): Move code for orphan
4447 section placement out.
4448 (Layout::place_orphan_sections_in_script): New method definition.
4449 * layout.h (Output_segment_headers, Output_file_header):
4450 New forward class declarations.
4451 (Layout::~Layout): Define.
4452 (Layout::new_output_section_data_from_script): New method definition.
4453 (Layout::place_orphan_sections_in_script): New method declaration.
4454 (Layout::Segment_states): New type declaration.
4455 (Layout::save_segments, Layout::restore_segments,
4456 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4457 Layout::relaxation_loop_body): New method declarations.
4458 (Layout::Output_section_data_list): New type declaration.
4459 (Layout::Relaxation_debug_check): New class definition.
4460 (Layout::record_output_section_data_from_script_,
4461 Layout::script_output_section_data_list_, Layout::segment_states_,
4462 Layout::relaxation_debug_check_): New data members.
4463 * output.cc: (Output_section_headers::do_size): New method definition.
4464 (Output_section_headers::Output_section_headers): Move size
4465 computation to Output_section_headers::do_size.
4466 (Output_segment_headers::do_size): New method definition.
4467 (Output_file_header::Output_file_header): Move size computation to
4468 Output_file_header::do_size and call it.
4469 (Output_file_header::do_size): New method definition.
4470 (Output_data_group::Output_data_group): Adjust call to
4471 Output_section_data.
4472 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4473 (Output_symtab_xindex::do_write): Add array bound check.
4474 (Output_section::Input_section::print_to_mapfile): Handle
4475 RELAXED_INPUT_SECTION_CODE.
4476 (Output_section::Output_section): Initialize data member checkpoint_.
4477 (Output_section::~Output_section): Delete checkpoint object pointed
4479 (Output_section::add_input_section): Always add an Input_section if
4481 (Output_section::add_merge_input_section): Add assert.
4482 (Output_section::relax_input_section): New method definition.
4483 (Output_section::set_final_data_size): Set load address to zero for
4484 an unallocated section.
4485 (Output_section::do_address_and_file_offset_have_reset_values):
4486 New method definition.
4487 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4488 Handle relaxed input section.
4489 (Output_section::sort_attached_input_sections): Checkpoint input
4490 section list lazily.
4491 (Output_section::get_input_sections): Change type of input_sections to
4492 list of Simple_input_section pointers. Checkpoint input section list
4493 lazily. Also handle relaxed input sections.
4494 (Output_section::add_input_section_for_script): Take a reference to
4495 a Simple_input_section object instead of Relobj pointer and section
4496 index as parameter. Handle relaxed input sections.
4497 (Output_section::save_states, Output_section::restore_states): New
4499 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4500 (Output_data::is_data_size_fixed): New method definition.
4501 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4503 (Output_data::address_and_file_offset_have_reset_values): New method
4505 (Output_data::do_address_and_file_offset_have_reset_values): New method
4507 (Output_data::set_data_size): Check that data size is not fixed.
4508 (Output_data::fix_data_size): New method definition.
4509 (Output_data::is_data_size_fixed_): New data member.
4510 (Output_section_headers::set_final_data_size): New method definition.
4511 (Output_section_headers::do_size): New method declaration.
4512 (Output_segment_headers::set_final_data_size): New method definition.
4513 (Output_segment_headers::do_size): New method declaration.
4514 (Output_file_header::set_final_data_size)::New method definition.
4515 (Output_file_header::do_size)::New method declaration.
4516 (Output_section_data::Output_section_data): Add new parameter
4517 is_data_size_fixed and use it to fix data size.
4518 (Output_data_const::Output_data_const): Adjust call to base class
4519 constructor and fix data size.
4520 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4521 base class constructor and fix data size.
4522 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4523 base class constructor and fix data size.
4524 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4525 class constructor and fix data size.
4526 (Output_data_group::set_final_data_size): New method definition.
4527 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4528 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4529 class constructor and fix data size.
4530 (Output_relaxed_input_section): New class definition.
4531 (Output_section::Simple_input_section): New class definition.
4532 (Output_section::get_input_sections): Adjust parameter list.
4533 (Output_section::add_input_section_for_script): Same.
4534 (Output_section::save_states, Output_section::restore_states,
4535 Output_section::do_address_and_file_offset_have_reset_values,
4536 (Output_section::Input_section::Input_section): Handle
4537 RELAXED_INPUT_SECTION_CODE. Add new overload for
4538 Output_relaxed_input_section.
4539 (Output_section::Input_section::is_input_section,
4540 Output_section::Input_section::set_output_section): Handle relaxed
4542 (Output_section::Input_section::is_relaxed_input_section,
4543 Output_section::Input_section::output_section_data,
4544 Output_section::Input_section::relaxed_input_section): New method
4546 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4548 (Output_section::Input_section::u1_): Update comments.
4549 (Output_section::Input_section::u2_): Add new union member poris.
4550 (Output_section::Checkpoint_output_section): New classs definition.
4551 (Output_section::relax_input_section): New method declaration.
4552 (Output_section::checkpoint_): New data member.
4553 (Output_segment): Update comments.
4554 (Output_segment::Output_segment): Un-privatize copy constructor.
4555 (Output_segment::operator=): Un-privatize.
4556 * script-sections.cc (Output_section_element::Input_section_list):
4557 Change element type to Output_section::Simple_input_section.
4558 (Output_section_element_dot_assignment::set_section_addresses):
4559 Register output section data for relaxation clean up.
4560 (Output_data_exression::Output_data_expression): Adjust call to base
4561 constructor to fix data size.
4562 (Output_section_element_data::set_section_addresses): Register
4563 Output_data_expression object for relaxation clean up.
4564 (struct Input_section_info): Replace Relobj pointer and section index
4565 pair with Output_section::Simple_input_section and Convert struct to a
4567 (Input_section_sorter::operator()): Adjust access to
4568 Input_section_info data member to use accessors.
4569 (Output_section_element_input::set_section_addresses): Use layout
4570 parameter. Adjust code to use Output_section::Simple_input_section
4571 and Input_secction_info classes. Register filler for relaxation
4573 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4574 and section index pair with Output_section::Simple_input_section
4575 class. Adjust code accordingly.
4576 (Phdrs_element::release_segment): New method definition.
4577 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4579 (Script_sections::release_segments): New method definition.
4580 * gold/script-sections.h (Script_sections::release_segments): New
4582 * gold/target.h (Target::may_relax, Target::relax,
4583 Target::do_may_relax, Target::do_relax): New method definitions.
4585 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4587 * arm.cc (has_signed_unsigned_overflow): New function.
4588 (Arm_relocate_functions::abs8): New function.
4589 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4590 (Target_arm::Scan::global): Likewise.
4591 (Target_arm::relocate::relocate): Likewise.
4592 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4595 2009-09-16 Cary Coutant <ccoutant@google.com>
4597 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4598 * testsuite/Makefile.in: Regenerate.
4600 2009-09-11 Nick Clifton <nickc@redhat.com>
4602 * po/gold.pot: Updated by the Translation project.
4604 2009-09-08 Cary Coutant <ccoutant@google.com>
4606 * output.cc (Output_file::open): Add execute permission to empty file.
4607 * testsuite/Makefile.am (permission_test): New test.
4608 * testsuite/Makefile.in: Regenerate.
4610 2009-09-02 Ian Lance Taylor <iant@google.com>
4612 * output.cc (Output_file::resize): Call map_no_anonymous rather
4615 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4617 * gold.cc: Include "incremental.h".
4618 (queue_initial_tasks): Call Incremental_checker methods.
4619 * incremental.cc: Include "output.h".
4620 (Incremental_checker::can_incrementally_link_output_file): New
4622 * incremental.h (Incremental_checker): New class.
4624 * output.cc (Output_file::open_for_modification): New method.
4625 (Output_file::map_anonymous): Changed return type to bool. Record
4627 (Output_file::map_no_anonymous): New method, broken out of map.
4628 (Output_file::map): Use map_no_anonymous and map_anonymous.
4629 * output.h (class Output_file): Update declarations.
4631 2009-08-24 Cary Coutant <ccoutant@google.com>
4633 * options.h (Command_line::Pre_options): New class.
4634 (Command_line::pre_options): New member.
4635 * options.cc (gold::options::ready_to_register): New variable.
4636 (One_option::register_option): Do nothing if not registering options.
4637 Assert if same short option registered twice.
4638 (General_options::General_options): Turn off option registration when
4640 (Command_line::Pre_options::Pre_options): New constructor.
4642 2009-08-24 Cary Coutant <ccoutant@google.com>
4644 * options.h (General_options::no_keep_memory): Remove incorrect
4647 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4649 * Makefile.am (am__skiplex, am__skipyacc): New.
4650 * Makefile.in: Regenerate.
4652 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4654 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4655 (INCLUDES): ... this.
4656 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4657 (AM_CPPFLAGS): Renamed from ...
4658 (INCLUDE): ... this.
4659 * Makefile.in, testsuite/Makefile.in: Regenerate.
4661 * Makefile.in: Regenerate.
4662 * aclocal.m4: Likewise.
4663 * config.in: Likewise.
4664 * configure: Likewise.
4665 * testsuite/Makefile.in: Likewise.
4667 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4668 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4669 * Makefile.in: Regenerate.
4670 * testsuite/Makefile.in: Regenerate.
4672 2009-08-19 Cary Coutant <ccoutant@google.com>
4674 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4675 symbols in shared libraries overridden by hidden or internal symbols
4676 in the main program.
4678 2009-08-19 Chris Demetriou <cgd@google.com>
4680 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4681 checking source file names in error messages.
4683 2009-08-18 Doug Kwan <dougkwan@google.com>
4685 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4686 an elcpp::Ehdr as parameter. Adjust call to set_target.
4687 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4688 an elfcpp::Ehdr as parameter.
4689 * object.cc (Object::set_target): Remove the version that looks up
4690 a target and sets it.
4691 (Sized_relobj::setup): Take a Target object instead of
4692 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4693 (make_elf_sized_object): Find target and ask target to
4695 * object.h: (Object::set_target): Remove the version that looks up
4696 a target and sets it.
4697 (Sized_relobj::setup): Take a Target object instead of
4698 an elfcpp:Ehdr as parameter.
4699 * target.cc: Include dynobj.h.
4700 (Target::do_make_elf_object_implementation): New.
4701 (Target::do_make_elf_object): New.
4702 * target.h (Target::make_elf_object): New template declaration.
4703 (Target::do_make_elf_object): New method declarations.
4704 (Target::do_make_elf_object_implementation): New template declaration.
4706 2009-08-14 Ian Lance Taylor <iant@google.com>
4708 * gold.h (FUNCTION_NAME): Define.
4709 (gold_unreachable): Use FUNCTION_NAME.
4711 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4713 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4714 symbol in the --keep-unique list is not found.
4716 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4718 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4719 been maked as --keep-unique.
4720 (Icf::unfold_section): New function.
4721 * icf.h (Icf::unfold_section): New function.
4722 * options.h (General_options::keep_unique): New option.
4723 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4724 * testsuite/Makefile.in: Regenerate.
4725 * testsuite/icf_keep_unique_test.sh: New file.
4726 * testsuite/icf_keep_unique_test.cc: New file.
4728 2009-08-12 Cary Coutant <ccoutant@google.com>
4731 * resolve.cc (Symbol_table::resolve): Check for references from
4732 dynamic objects to hidden and internal symbols.
4733 * testsuite/Makefile.am (hidden_test.sh): New test.
4734 * testsuite/Makefile.in: Regenerate.
4735 * testsuite/hidden_test.sh: New script.
4736 * testsuite/hidden_test_1.c: New test source.
4737 * testsuite/hidden_test_main.c: New test source.
4739 2009-08-11 Doug Kwan <dougkwan@google.com>
4741 * arm.cc: Update comments.
4742 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4743 segment to locate the .ARM.exidx section if present.
4745 2009-08-09 Doug Kwan <dougkwan@google.com>
4747 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4750 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4751 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4754 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4756 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4757 valid tls_segment only for non-debug-section relocations.
4758 * testsuite/Makefile.am: Add gc_tls_test.
4759 * testsuite/Makefile.in: Regenerate.
4760 * testsuite/gc_tls_test.cc: New file.
4761 * testsuite/gc_tls_test.sh: New file.
4763 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4767 * Makefile.am (CCFILES): Add icf.cc.
4769 * Makefile.in: Regenerate.
4770 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4771 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4772 section, symbol and addend information for the relocs.
4773 * gold.cc (queue_middle_tasks): Call identical code folding.
4774 * gold.h: Add defines for multimap.
4775 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4776 to the call of finalize_local_symbols.
4777 * main.cc (main): Create object of class Icf.
4778 * object.cc (Sized_relobj::do_layout): Allow this function to be
4779 called twice during icf.
4780 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4781 to sections marked as identical by icf.
4782 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4784 (Sized_relobj::do_section_entsize): New function.
4785 * object.h (Object::section_entsize): New function.
4786 (Object::do_section_entsize): New pure virtual function.
4787 (Relobj::finalize_local_symbols): Add new parameter.
4788 (Relobj::do_section_entsize): New function.
4789 * options.h (General_options::icf): New option.
4790 (General_options::icf_iterations): New option.
4791 (General_options::print_icf_sections): New option.
4792 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4793 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4794 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4796 * symtab.cc (Symbol_table::is_section_folded): New function.
4797 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4798 to sections marked as identical by icf.
4799 * symtab.h (Symbol_table::set_icf): New function.
4800 (Symbol_table::icf): New function.
4801 (Symbol_table::is_section_folded): New function.
4802 (Symbol_table::icf_): New data member.
4803 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4804 * testsuite/Makefile.am: Add commands to build icf_test.
4805 * testsuite/Makefile.in: Regenerate.
4806 * testsuite/icf_test.sh: New file.
4807 * testsuite/icf_test.cc: New file.
4809 2009-07-24 Chris Demetriou <cgd@google.com>
4811 * layout.cc (is_compressible_debug_section): Fix incorrect
4812 comment about compressed section names.
4814 2009-07-20 Ian Lance Taylor <ian@airs.com>
4817 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4819 2009-07-16 Ian Lance Taylor <iant@google.com>
4822 * layout.h: #include <map>.
4823 (class Kept_section): Change from struct to class. Add accessors
4824 and setters. Add section size to Comdat_group mapping. Change
4825 Comdat_group to std::map. Add is_comdat_ field. Add
4826 linkonce_size field in union.
4827 (class Layout): Update declaration of find_or_add_kept_section.
4828 Don't declare find_kept_object.
4829 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4830 parameter. Add object, shndx, is_comdat, and is_group_name
4831 parameters. Change all callers. Adjust for new Kept_section.
4832 (Layout::find_kept_object): Remove.
4833 * object.cc (Sized_relobj::include_section_group): Update use of
4834 Kept_section. Rename secnum to shndx. Only record
4835 Kept_comdat_section if sections are the same size.
4836 (Sized_relobj::include_linkonce_section): Update use of
4837 Kept_section. Only record Kept_comdat_section if sections are the
4838 same size. Set size of linkonce section.
4839 (Sized_relobj::map_to_kept_section): Update call to
4840 get_kept_comdat_section.
4841 * object.h (class Sized_relobj): Rename fields in
4842 Kept_comdat_section to drop trailing underscores; change object
4843 field to Relobj*. Change Kept_comdat_section_table to store
4844 struct rather than pointer.
4845 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4846 Add kept_object and kept_shndx parameters. Change all callers.
4847 (Sized_relobj::get_kept_comdat_section): Change return type to
4848 bool. Add kept_object and kept_shndx parameters. Change all
4850 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4851 Layout::find_or_add_kept_section.
4853 2009-07-09 Ian Lance Taylor <iant@google.com>
4855 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4856 Reserve space in the hash table.
4858 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4860 * fileread.cc (File_read::get_mtime): New method.
4861 * fileread.h (Timespec): New structure.
4862 (File_read::get_mtime): New method.
4863 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4864 Renamed from timestamp_nsec.
4865 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4867 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4869 (Incremental_inputs::report_archive): Save mtime; style fix.
4870 (Incremental_inputs::report_obejct): Save mtime; style fix.
4871 (Incremental_inputs::report_script): Save mtime; style fix.
4872 (Incremental_inputs::finalize_inputs): Style fix.
4873 (Incremental_inputs::finalize): Style fix.
4874 (Incremental_inputs::create_input_section_data): Store inputs
4876 * incremental.h (Incremental_inputs::report_script): Add mtime
4878 (Incremental_inputs::Input_info::Input_info): Intialize only one
4880 (Incremental_inputs::Input_info::archive): Move to nameless
4882 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4883 (Incremental_inputs::Input_info::script): Move to nameless union.
4884 (Incremental_inputs::mtime): New field.
4885 * script.cc (read_input_script): Pass file mtime to
4887 * script.h (Script_info::inputs): Style fix.
4889 2009-07-01 Ian Lance Taylor <ian@airs.com>
4891 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4894 2009-06-24 Ian Lance Taylor <iant@google.com>
4897 * layout.cc (Layout::choose_output_section): If we find an
4898 existing section, update the flags.
4899 (Layout::create_notes): New function, broken out of
4901 (Layout::finalize): Don't create note sections.
4902 (Layout::create_note): Don't crash if linker script discards
4904 (Layout::create_gold_note): Likewise.
4905 (Layout::create_build_id): Likewise. Don't set
4906 after_input_sections on the section.
4907 (Layout::create_executable_stack_info): Remove target parameter.
4909 * layout.h (class Layout): Declare create_notes. Update
4910 declaration of create_executable_stack_info.
4911 * gold.cc (queue_middle_tasks): Call create_notes.
4912 * output.cc (Output_section::update_flags_for_input_section): Move
4913 here from output.h. If SHF_ALLOC flag is newly set, mark address
4915 * output.h (Output_data::mark_address_invalid): New function.
4916 (class Output_section): Only declare, not define,
4917 update_flags_for_input_section. Remove set_flags.
4919 2009-06-24 Ian Lance Taylor <iant@google.com>
4921 * script-sections.cc (Output_section_definition::
4922 set_section_addresses): Rename shadowing local load_address to
4925 2009-06-24 Ian Lance Taylor <iant@google.com>
4928 * reloc.cc (relocate_sections): Skip empty relocation sections.
4930 2009-06-23 Ian Lance Taylor <iant@google.com>
4933 * layout.cc (Layout::create_note): Use choose_output_section
4934 rather than make_output_section.
4936 2009-06-23 Ian Lance Taylor <iant@google.com>
4939 * options.cc (General_options::parse_V): Set printed_version_.
4940 (General_options::General_options): Initialize printed_version_.
4941 * options.h (class General_options): Add printed_version_ field.
4942 * gold.cc (queue_initial_tasks): If there are no input files,
4943 don't give a fatal error if we printed the version information.
4944 (queue_middle_tasks): If using -r with a shared object, give a
4945 fatal error rather than an ordinary error.
4947 2009-06-23 Ian Lance Taylor <iant@google.com>
4950 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4951 (Layout::make_output_section): Set have_stabstr_section_ if we see
4952 a .stab*str section.
4953 (Layout::finalize): Call link_stabs_sections.
4954 (Layout::link_stabs_sections): New file.
4955 * layout.h (class Layout): Add have_stabstr_section_ field.
4956 Declare link_stabs_sections.
4958 2009-06-23 Doug Kwan <dougkwan@google.com>
4960 * Makefile.am (libgold_a_LIBADD): New.
4961 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4962 * Makefile.in: Regenerate.
4963 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4964 * configure: Regenerate.
4965 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4966 * fileread.cc: Include sys/state.h
4967 * gold.h: Declare memmem and strndup if found missing.
4968 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4970 2009-06-23 Ian Lance Taylor <iant@google.com>
4972 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4973 * configure: Rebuild.
4975 2009-06-23 Ian Lance Taylor <iant@google.com>
4978 * object.cc (Object::section_contents): Don't try to get a view if
4979 the section has length zero.
4980 (Object::handle_gnu_warning_section): If the section is empty, use
4981 the name of the section as the warning.
4983 2009-06-23 Ian Lance Taylor <iant@google.com>
4986 * stringpool.h (class Stringpool_template): Add optimize_ field.
4987 (Stringpool_template::set_optimize): New function.
4988 * stringpool.cc (Stringpool_template::Stringpool_template):
4989 Initialize optimize_ field.
4990 (Stringpool_template::set_string_offsets): Test local optimize
4991 fild rather than parameter.
4992 * layout.cc (Layout::Layout): Call set_optimize on the section
4995 2009-06-22 Ian Lance Taylor <iant@google.com>
4998 * yyscript.y: Parse TARGET.
4999 * script.cc (script_set_target): New function.
5000 * script-c.h (script_set_target): Declare.
5001 * options.cc (General_options::string_to_object_format): Rename
5002 from string_to_object_format in anonymous namespace. Change
5004 * options.h (class General_options): Declare
5005 string_to_object_format.
5007 2009-06-22 Ian Lance Taylor <iant@google.com>
5009 * script-sections.cc (Script_sections::create_segments): Don't put
5010 program headers in a PT_LOAD segment if -n or -N.
5012 2009-06-22 Ian Lance Taylor <iant@google.com>
5015 * options.h (class General_options): Add -z lazy and -z now. Sort
5016 -z options into alphabetical order.
5017 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5019 2009-06-21 Ian Lance Taylor <iant@google.com>
5021 * layout.cc (Layout::make_output_section): Call
5022 Target::new_output_section.
5023 (Layout::attach_allocated_section_to_segment): Put large section
5024 sections in a separate load segment with the large segment flag
5026 (Layout::segment_precedes): Sort large data segments after other
5028 (align_file_offset): New static function.
5029 (Layout::set_segment_offsets): Use align_file_offset.
5030 * output.h (class Output_section): Add is_small_section_ and
5031 is_large_section_ fields.
5032 (Output_section::is_small_section): New function.
5033 (Output_section::set_is_small_section): New function.
5034 (Output_section::is_large_section): New function.
5035 (Output_section::set_is_large_section): New function.
5036 (Output_section::is_large_data_section): New function.
5037 (class Output_segment): Add is_large_data_segment_ field.
5038 (Output_segment::is_large_data_segment): New function.
5039 (Output_segment::set_is_large_data_segment): New function.
5040 * output.cc (Output_section::Output_section): Initialize new
5042 (Output_segment::Output_segment): Likewise.
5043 (Output_segment::add_output_section): Add assertion that large
5044 data sections always go in large data segments. Force small data
5045 sections to the end of the list of data sections. Force small BSS
5046 sections to the start of the list of BSS sections. For large BSS
5047 sections to the end of the list of BSS sections.
5048 * symtab.h (class Symbol): Declare is_common_shndx.
5049 (Symbol::is_defined): Check Symbol::is_common_shndx.
5050 (Symbol::is_common): Likewise.
5051 (class Symbol_table): Define enum Commons_section_type. Update
5052 declarations. Add small_commons_ and large_commons_ fields.
5053 * symtab.cc (Symbol::is_common_shndx): New function.
5054 (Symbol_table::Symbol_table): Initialize new fields.
5055 (Symbol_table::add_from_object): Put small and large common
5056 symbols in the right list.
5057 (Symbol_table::sized_finalized_symbol): Check
5058 Symbol::is_common_shndx.
5059 (Symbol_table::sized_write_globals): Likewise.
5060 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5061 common symbol lists. Don't call do_allocate_commons_list if the
5063 (Symbol_table::do_allocate_commons_list): Remove is_tls
5064 parameter. Add comons_section_type parameter. Change all
5065 callers. Handle small and large common symbols.
5066 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5067 Symbol::is_common_shndx.
5068 * resolve.cc (symbol_to_bits): Likewise.
5069 * target.h (Target::small_common_shndx): New function.
5070 (Target::small_common_section_flags): New function.
5071 (Target::large_common_shndx): New function.
5072 (Target::large_common_section_flags): New function.
5073 (Target::new_output_section): New function.
5074 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5075 small_common_section_flags, and large_common_section_flags
5077 (Target::do_new_output_section): New virtual function.
5078 * arm.cc (Target_arm::arm_info): Initialize new fields.
5079 * i386.cc (Target_i386::i386_info): Likewise.
5080 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5082 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5083 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5084 (Target_x86_64::do_new_output_section): New function.
5085 * configure.ac: Define conditional MCMODEL_MEDIUM.
5086 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5087 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5088 (large_LDFLAGS): Define.
5089 * testsuite/large.c: New file.
5090 * testsuite/testfile.cc (Target_test::test_target_info):
5091 Initialize new fields.
5092 * configure, testsuite/Makefile.in: Rebuild.
5094 2009-06-05 Doug Kwan <dougkwan@google.com>
5096 * Makefile.am (CCFILES): Add target.cc.
5097 * Makefile.in: Regenerate.
5098 * i386.cc (class Target_i386): Define new virtual method to
5099 override do_is_local_label_name in parent.
5100 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5101 local symbols if --discard-locals or -X is given.
5102 * options.h (class General_options): Declare new options
5103 '--discard-locals' and '-X' for discarding locals.
5104 * target.h (class Target): Define new methods is_local_label_name.
5105 Declare new virtual method do_is_local_label_name.
5106 * target.cc: New file.
5107 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5108 (check_SCRIPTS): Add discard_locals_test.sh.
5109 (check_DATA): Add discard_local_tests.syms.
5110 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5111 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5112 * testsuite/Makefile.in: Regenerate.
5113 * testsuite/discard_locals_test.c: New file.
5114 * testsuite/discard_locals_test.sh: Same.
5116 2009-06-05 Doug Kwan <dougkwan@google.com>
5118 * object.cc (Sized_relobj::Sized_relobj): Initialize
5119 discarded_eh_frame_shndx_ to -1U.
5120 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5122 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5123 a discarded .eh_frame section.
5124 (Sized_relobj::do_finalize_local_symbols): Ditto.
5125 * object.h (class Sized_relobj): Declare new member
5126 discarded_eh_frame_shndx_.
5127 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5128 (local_labels_test.o, local_labels_test): New rules.
5129 * testsuite/Makefile.in: Regenerate.
5131 2009-06-04 Doug Kwan <dougkwan@google.com>
5133 * layout.cc (Layout::section_name_mapping): Add mapping for
5134 special ARM sections.
5136 2009-06-03 Doug Kwan <dougkwan@google.com>
5138 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5139 (utils::has_overflow): Same.
5141 2009-06-03 Ian Lance Taylor <iant@google.com>
5143 * layout.cc (Layout::section_name_mapping): New array, replacing
5144 Layout::linkonce_mapping.
5145 (Layout::section_name_mapping_count): New variable, replacing
5146 Layout::linkonce_mapping_count.
5147 (Layout::linkonce_output_name): Remove.
5148 (Layout::output_section_name): Rewrite.
5149 * layout.h (class Layout): Rename Linkonce_mapping to
5150 Section_name_mapping, linkonce_mapping to section_name_mapping,
5151 linkonce_mapping_count to section_name_mapping_count. Don't
5152 declare linkonce_output_name.
5154 2009-06-03 Doug Kwan <dougkwan@google.com>
5156 * gold/arm.cc (namespace utils): New.
5157 (Target_arm::reloc_is_non_pic): Define new method.
5158 (class Arm_relocate_functions): New.
5159 (Target_arm::Relocate::relocate): Handle relocation types used by
5162 2009-06-03 Ian Lance Taylor <iant@google.com>
5164 * arm.cc (Target_arm::scan::global): Use || instead of |.
5166 2009-06-02 Doug Kwan <dougkwan@google.com>
5168 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5169 issued_non_pic_error_.
5170 (class Target_arm::Scan): Declare new method check_non_pic.
5171 Define new method symbol_needs_plt_entry.
5172 Declare new data member issued_non_pic_error_.
5173 (class Target_arm::Relocate): Declare new method
5174 should_apply_static_reloc.
5175 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5176 (Target_arm::Scan::check_non_pic): Define new method.
5177 (Target_arm::Scan::local): Handle a small subset of reloc types used
5179 (Target_arm::Scan::local): Same.
5180 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5182 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5184 * incremental.cc (Incremental_inputs::report_command_line): Filter
5185 out --incremental-* options.
5187 2009-05-29 Doug Kwan <dougkwan@google.com>
5189 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5191 (class Target_arm): Update comment.
5192 (Target_arm::Target_arm): Initialize new data members GOT_,
5193 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5194 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5195 and Target_arm::rel_dyn_section.
5196 Declare new_enum Target_arm::Got_type.
5197 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5199 Update commments for member do_dynsym_value.
5200 (Target_arm::got_size, Target_arm::plt_section,
5201 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5202 new methods inside class defintion.
5203 (Target_arm::got_section): Define new method.
5204 (Target_arm::rel_dyn_section): Same.
5205 (Output_data_plt_arm): New template class.
5206 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5207 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5208 (Output_data_plt_arm::add_entry): Same.
5209 (Output_data_plt_arm::first_plt_entry): Define new
5210 static data member for PLT instruction template.
5211 (Output_data_plt_arm::plt_entry): Same.
5212 (Output_data_plt_arm::do_write): Define new method.
5213 (Target_arm::make_plt_entry): Same.
5214 (Target_arm::do_finalize_sections): Same.
5215 (Target_arm::do_dynsym_value): Same.
5217 2009-05-28 Doug Kwan <dougkwan@google.com>
5219 * Makefile.am (TARGETSOURCES): Add arm.cc.
5220 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5221 * Makefile.in: Regenerate.
5223 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5225 2009-05-26 Doug Kwan <dougkwan@google.com>
5227 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5228 (General_options::check_excluded_libs): Strip off directories in
5229 archive name before matching like GNU ld does.
5230 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5231 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5232 (exclude_libs_test_LDFLAGS): Add linker option
5233 -Wl,--exclude-libs,libexclude_libs_test_3
5234 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5235 an explicit archive without using -l.
5236 (alt/libexclude_libs_test_3.a): New make rule.
5237 * testsuite/Makefile.in: Regenerate.
5238 * testsuite/exclude_libs_test.c : Declare lib3_default().
5240 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5241 * exclude_libs_test_3.c: New file.
5243 2009-05-26 Nick Clifton <nickc@redhat.com>
5245 * po/id.po: New Indonesian translation.
5246 * po/gold.pot: Updated template file.
5248 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5250 * testsuite/Makefile.am: Add -ffunction-sections to compile
5251 gc_comdat_test files. Add -Wl,--gc-sections to build
5253 * testsuite/Makefile.in: Regenerate.
5254 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5256 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5258 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5259 kept comdat section was garbage collected.
5260 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5261 * testsuite/Makefile.in: Regenerate.
5262 * testsuite/gc_comdat_test.sh: New file.
5263 * testsuite/gc_comdat_test_1.cc: New file.
5264 * testsuite/gc_comdat_test_2.cc: New file.
5266 2009-05-19 Doug Kwan <dougkwan@google.com>
5268 * archive.cc (Archive::Archive): Move constructor from archive.h
5269 to here. Initialize no_export_.
5270 (Archive::get_elf_object_for_member): Set no_export flag of object.
5271 * archive.h (Archive::Archive): Move constructor body to
5273 (Archive::no_export): New method.
5274 (Archive::no_export_): New field.
5275 * object.h (Object::Object): Initialize no_export_ to false.
5276 (Object::no_export, Object::set_no_export): New methods.
5277 (Object::no_export_): New field.
5278 * options.cc (General_options::parse_exclude_libs): New method.
5279 (General_options::check_excluded_libs) Same.
5280 * options.h (exclude_libs): New option.
5281 (General_options::check_excluded_libs): New method declaration.
5282 (General_options::excluded_libs_): New field.
5283 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5284 default or protected visibility if an object has no-export flag set.
5285 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5286 (check_SCRIPTS): Add exclude_libs_test.sh.
5287 (check_DATA): Add exclude_libs_test.syms.
5288 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5289 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5290 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5291 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5292 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5293 libexclude_libs_test_2.a): New rules.
5294 * testsuite/Makefile.in: Regenerate.
5295 * testsuite/exclude_libs_test.c: New file.
5296 * testsuite/exclude_libs_test.sh: Ditto.
5297 * testsuite/exclude_libs_test_1.c: Ditto.
5298 * testsuite/exclude_libs_test_2.c: Ditto.
5300 2009-05-15 Ian Lance Taylor <iant@google.com>
5302 * configure.ac: Check for declarations for cases where libiberty.h
5303 checks HAVE_DECL_xxx.
5304 * configure, config.in: Rebuild.
5306 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5308 * gold.h (Incremental_argument_list): Remove (invalid) forward
5310 * incremental.cc (Incremental_inputs::report_achive): New method.
5311 (Incremental_inputs::report_object): New method.
5312 (Incremental_inputs::report_script): New method.
5313 (Incremental_inputs::finalize_inputs): New method.
5314 (Incremental_inputs::finalize): Call finalize_inputs().
5315 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5316 Create inputs entries.
5317 * incremental.h (Incremental_input_type): New enum.
5318 (Incremental_inputs::Incremental_input): Initialize new fields.
5319 (Incremental_inputs::report_inputs): New method.
5320 (Incremental_inputs::report_achive): New method.
5321 (Incremental_inputs::report_object): New method.
5322 (Incremental_inputs::report_script): New method.
5323 (Incremental_inputs::finalize_inputs): New method.
5324 (Incremental_inputs::Input_info): New struct.
5325 (Incremental_inputs::Input_info_map): New typedef.
5326 (Incremental_inputs::lock_): New field.
5327 (Incremental_inputs::Inputs_): New field.
5328 (Incremental_inputs::Inputs_map): New field.
5329 * main.cc (main): Call Incremental_input::report_inputs.
5330 * options.h (Input_argument_list): Typedef moved from
5332 (Input_file_group::Files): Remove, use ::Input_argument_list.
5333 (Input_file_group::Input_argument_list): Remove, use
5334 ::Input_argument_list.
5335 * plugin.cc (Plugin_manager::add_input_file): Add error in
5337 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5339 * script.cc (read_input_script): Call
5340 Incremental_input::report_script.
5341 * script.h (Script_info): New class.
5343 2009-04-27 Ian Lance Taylor <iant@google.com>
5345 * x86_64.cc (do_adjust_output_section): Set entsize to
5348 2009-04-23 Elliott Hughes <enh@google.com>
5350 * output.cc (Output_file::close): After short writes, continue
5351 writing from the correct offset in the buffer being written.
5353 2009-04-23 Chris Demetriou <cgd@google.com>
5355 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5356 * configure: Regenerate.
5357 * config.in: Regenerate.
5358 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5359 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5361 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5363 * incremental.cc (Incremental_inputs_header_data): Renamed from
5364 Incremental_input_header_data.
5365 (Incremental_inputs_header_data::data_size): New field.
5366 (Incremental_inputs_header_data::put_input_file_count): Renamed
5367 from input_file_count.
5368 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5369 from command_line_offset.
5370 (Incremental_inputs_header_data::put_reserved): Renamed from
5372 (Incremental_inputs_entry_data): Renamed from
5373 Incremental_input_entry_data.
5374 (Incremental_inputs_entry_data::data_size): New field.
5375 (Incremental_inputs::report_command_line): New method.
5376 (Incremental_inputs::finalize): New method.
5377 (Incremental_inputs::create_incremental_inputs_data): New method.
5378 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5379 * incremental.h: New file.
5380 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5381 (Layout::finalize): Create incremental inputs section in
5383 (Layout::create_incremental_info_sections): New method.
5384 * layout.h (Layout::incremental_inputs): New method.
5385 (Layout::create_incremental_info_sections): New method.
5386 (Layout::incremental_inputs_): New field.
5387 * main.cc (main): Notify Incremental_input of the command line.
5389 2009-04-01 Ian Lance Taylor <iant@google.com>
5390 Mikolaj Zalewski <mikolajz@google.com>
5392 * gold.h (reserve_unordered_map): Define, three versions, one for
5393 each version of Unordered_map.
5394 * layout.cc (Layout::Layout): Remove options parameter. Add
5395 number_of_input_files parameter. Don't initialize options_.
5396 Initialize number_of_input_files_ and resized_signatures_. Move
5397 sections_are_attached_.
5398 (Layout::layout_group): Reserve space for group_signatures_.
5399 (Layout::find_or_add_kept_section): Change name parameter to be a
5400 reference. Resize signatures_ map when it gets large enough.
5401 (Layout::layout_eh_frame): Use parameters->options() instead of
5403 (Layout::make_output_section): Likewise.
5404 (Layout::attach_allocated_section_to_segment): Likewise.
5405 (Layout::finalize, Layout::create_executable_stack): Likewise.
5406 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5407 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5408 * layout.h (class Layout): Update declarations. Remove options_
5409 field. Add number_of_input_files_ and resized_signatures_
5410 fields. Move sections_are_attached_ field.
5411 * main.cc (main): Pass number of input files to Layout
5412 constructor. Don't pass options.
5414 2009-03-30 Ian Lance Taylor <iant@google.com>
5416 * ffsll.c (ffsll): Correct implementation.
5418 2009-03-27 Ian Lance Taylor <iant@google.com>
5420 * ffsll.c: New file.
5421 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5422 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5423 * ftruncate.c (ftruncate): Declare before definition.
5424 * mremap.c (mremap): Likewise.
5425 * pread.c (pread): Likewise.
5426 * configure, Makefile.in, config.in: Rebuild.
5428 * mremap.c: New file.
5429 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5430 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5431 (mremap): Declare if HAVE_MREMAP is not defined.
5432 * configure, Makefile.in, config.in: Rebuild.
5434 2009-03-27 Cary Coutant <ccoutant@google.com>
5436 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5437 position independent.
5438 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5439 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5441 2009-03-24 Cary Coutant <ccoutant@google.com>
5443 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5445 (needs_dynamic_reloc): Likewise.
5447 2009-03-24 Ian Lance Taylor <iant@google.com>
5449 * yyscript.y (file_cmd): Recognize EXTERN.
5450 (extern_name_list, extern_name_list_body): New nonterminals.
5451 * script.cc (script_add_extern): Define.
5452 * script-c.h (script_add_extern): Declare.
5454 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5456 * object.cc (is_elf_object): Define.
5457 * object.h (is_elf_object): Declare.
5458 * archive.cc (Archive::get_elf_object_for_member): Call
5460 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5462 2009-03-24 Elliott Hughes <enh@google.com>
5464 * output.cc (Output_file::map_anonymous): Define.
5465 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5466 try an anonymous one. Report the size if the mmap fails.
5467 * output.h (class Output_file): Declare map_anonymous.
5469 2009-03-24 Ian Lance Taylor <iant@google.com>
5471 * target-select.cc (instantiate_target): Don't acquire the lock if
5472 the instantiated_target_ field has already been set.
5474 2009-03-23 Ian Lance Taylor <iant@google.com>
5476 * gold-threads.h (class Initialize_lock): Define.
5477 * gold-threads.cc (class Initialize_lock_once): Define.
5478 (initialize_lock_control): New static variable.
5479 (initialize_lock_pointer): New static variable.
5480 (initialize_lock_once): New static function.
5481 (Initialize_lock::Initialize_lock): Define.
5482 (Initialize_lock::initialize): Define.
5483 * target-select.h: Include "gold-threads.h".
5484 (class Target_selector): Add lock_ and initialize_lock_ fields.
5485 Don't define instantiate_target, just declare it.
5486 * target-select.cc (Target_selector::Target_selector): Initialize
5488 (Target_selector::instantiate_target): Define.
5489 * descriptors.h: Include "gold-threads.h".
5490 (class Descriptors): Add initialize_lock_ field.
5491 * descriptors.cc (Descriptors::Descriptors): Initialize new
5493 (Descriptors::open): Use initialize_lock_ field
5494 * errors.h (class Errors): Add initialize_lock_ field.
5495 * errors.cc (Errors::Errors): Initialize new field.
5496 (Errors::initialize_lock): Use initialize_lock_ field.
5497 * powerpc.cc (class Target_selector_powerpc): Remove
5498 instantiated_target_ field. In do_recognize call
5499 instantiate_target rather than do_instantiate_target. In
5500 do_instantiate_target just allocate a new target.
5501 * sparc.cc (class Target_selector_sparc): Likewise.
5503 * freebsd.h: New file.
5504 * i386.cc: Include "freebsd.h".
5505 (Target_i386): Derive from Target_freebsd rather than
5507 (Target_selector_i386): Derive from Target_selector_freebsd rather
5508 than Target_selector.
5509 * x86_64.cc: Include "freebsd.h".
5510 (Target_x86_64): Derive from Target_freebsd rather than
5512 (Target_selector_x86_64): Derive from Target_selector_freebsd
5513 rather than Target_selector.
5514 * target.h (class Target): Add adjust_elf_header and
5515 do_adjust_elf_header.
5516 * output.cc (Output_file_header:: do_sized_write): Call target
5517 adjust_elf_header routine.
5518 * configure.tgt: Set targ_osabi.
5519 * configure.ac: Define GOLD_DEFAULT_OSABI.
5520 * parameters.cc (Parameters::default_target): Pass
5521 GOLD_DEFAULT_OSABI to select_target.
5522 * target-select.h (class Target_selector): Make instantiate_target
5523 protected rather than private.
5524 * Makefile.am (HFILES): Add freebsd.h.
5525 * configure, Makefile.in, config.in: Rebuild.
5527 * merge.cc (do_add_input_section): Correct pend value. Change
5528 message about last entry not being null terminated from error to
5531 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5533 * incremental.cc: New file.
5534 * Makefile.am (CCFILES): Add incremental.cc.
5535 * Makefile.in: Rebuild.
5537 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5539 * layout.cc (Layout::output_section_name): Preserve names
5540 of '.note.' sections.
5542 2009-03-19 Ian Lance Taylor <iant@google.com>
5544 * descriptors.cc (Descriptors::open): Check that the options are
5545 valid before using them.
5547 2009-03-18 Ian Lance Taylor <iant@google.com>
5549 * script-sections.h: Include <list>.
5550 (class Script_sections): Change Sections_elements from std::vector
5551 to std::list. Typedef public Elements_iterator. Add
5552 orphan_section_placement_, data_segment_align_start_, and
5553 saw_data_segment_align_ fields. Remove data_segment_align_index_
5555 * script-sections.cc (class Orphan_section_placement): New class.
5556 (class Sections_element): Add virtual functions is_relro and
5557 orphan_section_init. Remove virtual function place_orphan_here.
5558 (class Output_section_definition): Add is_relro and
5559 orphan_section_init. Remove place_orphan_here.
5560 (class Orphan_output_section): Likewise.
5561 (Script_sections::Script_sections): Update for field changes.
5562 (Script_sections::data_segment_align): Set saw_data_segment_align_
5563 and data_segment_align_start_, not data_segment_align_index.
5564 (Script_sections::data_segment_relro_end): Check
5565 saw_data_segment_align_. Use data_segment_align_start_ rather
5566 than data_segment_align_index_.
5567 (Script_sections::place_orphan): Rewrite to use
5568 Orphan_section_placement.
5570 2009-03-17 Ian Lance Taylor <iant@google.com>
5572 * archive.cc (Archive::add_symbols): Check for a version attached
5573 to the symbol name in the archive map.
5574 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5575 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5576 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5577 (ver_test_11.a): New target.
5578 * testsuite/Makefile.in: Rebuild.
5580 * configure.ac: Check for chsize and posix_fallocate. Replace
5582 * ftruncate.c: New file, from gnulib.
5583 * output.cc (posix_fallocate): Define dummy version if not
5584 HAVE_POSIX_FALLOCATE.
5585 (Output_file::map): Call posix_fallocate rather than lseek and
5587 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5588 * configure, Makefile.in, config.in: Rebuild.
5590 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5592 * layout.h (Layout::create_note): Add section_name parameter.
5593 * layout.cc (Layout::create_note): Likewise.
5594 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5596 2009-03-17 Ian Lance Taylor <iant@google.com>
5598 * descriptors.cc: Include "options.h".
5599 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5600 (Descriptors::open): Always use O_CLOEXEC when opening a new
5601 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5602 then set FD_CLOEXEC.
5604 * sparc.cc (class Target_sparc): Add has_got_section.
5605 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5606 make sure we have a GOT section.
5608 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5609 (Target_sparc::Scan::local): Likewise.
5610 (Target_sparc::Scan::global): Likewise.
5611 (Target_sparc::Relocate::relocate): Likewise.
5612 (Target_sparc::Relocate::relocate_tls): Likewise.
5614 * symtab.cc (Symbol_table::define_default_version): New function,
5615 broken out of add_from_object.
5616 (Symbol_table::add_from_object): Call define_default_version.
5617 (Symbol_table::define_special_symbol): Add resolve_oldsym
5618 parameter. Change all callers. If the version for a symbol comes
5619 from a version script, resolve it with the symbol with the same
5620 name with no version. Also add the symbol without a version if
5622 (do_define_in_output_data): If resolving with oldsym, don't delete
5624 (do_define_in_output_segment): Likewise.
5625 (do_define_as_constant): Likewise.
5626 * symtab.h (class Symbol_table): Update declarations.
5628 2009-03-13 Ian Lance Taylor <iant@google.com>
5630 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5631 (Read_symbols::requeue): New function.
5632 (Read_symbols::do_read_symbols): If make_elf_object fails because
5633 the target type is not configured, and the file was searched for,
5634 issue a warning and retry with the next directory.
5635 (Add_symbols::run): If the file has an incompatible format, and
5636 it was searched for, requeue the Read_symbols task. On error,
5638 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5639 dirindex parameter to constructor. Change all callers. Declare
5640 incompatible_warning and requeue.
5641 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5642 input_argument_ and input_group_ fields. Add them to
5643 constructor. Change all callers.
5644 (class Read_script): Add dirindex_ field. Add it to constructor.
5646 * archive.cc (Archive::setup): Remove input_objects parameter.
5648 (Archive::get_file_and_offset): Likewise.
5649 (Archive::read_all_symbols): Likewise.
5650 (Archive::read_symbols): Likewise.
5651 (Archive::get_elf_object_for_member): Remove input_objects
5652 parameter. Add punconfigured parameter. Change all callers.
5653 (Archive::add_symbols): Change return type to bool. Check return
5654 value of include_member.
5655 (Archive::include_all_members): Likewise.
5656 (Archive::include_member): Change return type to bool. Return
5657 false if first included object has incompatible target. Set
5658 included_member_ field.
5659 (Add_archive_symbols::run): If add_symbols returns false, requeue
5661 * archive.h (class Archive): Add included_member_ field.
5662 Initialize it in constructor. Add input_file and searched_for
5663 methods. Update declarations.
5664 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5665 input_argument_ fields. Add them to constructor. Change all
5667 * script.cc: Include "target-select.h".
5668 (class Parser_closure): Add skip_on_incompatible_target_ and
5669 found_incompatible_target_ fields. Add
5670 skip_on_incompatible_target parameter to constructor. Change all
5671 callers. Add methods skip_on_incompatible_target,
5672 clear_skip_on_incompatible_target, found_incompatible_target, and
5673 set_found_incompatible_target.
5674 (read_input_script): Add dirindex parameter. Change all callers.
5675 If parser finds an incompatible target, requeue Read_symbols
5677 (script_set_symbol): Clear skip_on_incompatible_target in
5679 (script_add_assertion, script_parse_option): Likewise.
5680 (script_start_sections, script_add_phdr): Likewise.
5681 (script_check_output_format): New function.
5682 * script.h (read_input_script): Update declaration.
5683 * script-c.h (script_check_output_format): Declare.
5684 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5685 (ignore_cmd): Remove OUTPUT_FORMAT.
5686 * fileread.cc (Input_file::Input_file): Add explicit this.
5687 (Input_file::will_search_for): New function.
5688 (Input_file::open): Add pindex parameter. Change all callers.
5689 * fileread.h (class Input_file): Add input_file_argument method.
5690 Declare will_search_for. Update declarations.
5691 * object.cc (make_elf_object): Add punconfigured parameter.
5693 * object.h (class Object): Make input_file public. Add
5694 searched_for method.
5695 (make_elf_object): Update declaration.
5696 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5698 * dirsearch.h (class Dirsearch): Update declaration.
5699 * options.h (class General_options): Add --warn-search-mismatch.
5700 * parameters.cc (Parameters::is_compatible_target): New function.
5701 * parameters.h (class Parameters): Declare is_compatible_target.
5702 * workqueue.cc (Workqueue::add_blocker): New function.
5703 * workqueue.h (class Workqueue): Declare add_blocker.
5705 * fileread.cc (Input_file::open): Remove options parameter.
5707 (Input_file::open_binary): Likewise.
5708 * script.cc (read_input_script): Likewise.
5709 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5710 options parameter from constructor. Change all callers.
5711 (class Read_script): Likewise.
5712 * fileread.h (class Input_file): Update declarations.
5713 * script.h (read_input_script): Update declaration.
5715 2009-03-10 Nick Clifton <nickc@redhat.com>
5717 * po/es.po: New Spanish translation.
5719 2009-03-06 Cary Coutant <ccoutant@google.com>
5721 * options.cc (parse_short_option): Keep dash_z from registering itself.
5723 2009-03-03 Ian Lance Taylor <iant@google.com>
5726 * target-reloc.h (relocate_section): Pass output_section to
5728 * i386.cc (Target_i386::should_apply_static_reloc): Add
5729 output_section parameter. Change all callers.
5730 (Target_i386::Relocate::relocate): Add output_section parameter.
5731 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5732 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5733 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5734 * testsuite/two_file_shared.sh: New script.
5735 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5736 (check_DATA): Add two_file_shared.dbg.
5737 (two_file_shared.dbg): New target.
5738 * testsuite/Makefile.in: Rebuild.
5740 2009-03-01 Ian Lance Taylor <iant@google.com>
5742 * configure.ac: Check for byteswap.h.
5743 * configure: Rebuild.
5744 * config.in: Rebuild.
5746 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5748 * layout.cc (Layout::find_or_add_kept_section): New function.
5749 (Layout::add_comdat): Removed.
5750 * layout.h (struct Kept_section): Move out of class Layout.
5751 Remove trailing underscores from field names. Add group_sections
5752 field. Rename group_ field to is_group. Change all uses.
5753 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5754 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5755 comdat_groups_ field.
5756 (Sized_relobj::include_section_group): Use
5757 find_or_add_kept_section and Kept_section::group_sections.
5758 (Sized_relobj::include_linkonce_section): Likewise.
5759 * object.cc (class Sized_relobj): Don't define Comdat_group or
5760 Comdat_group_table. Remove find_comdat_group and
5761 add_comdat_group. Remove comdat_groups_ field.
5762 * plugin.cc (include_comdat_group): Use
5763 Layout::find_or_add_kept_section.
5765 2009-02-28 Ian Lance Taylor <iant@google.com>
5767 * README: --gc-sections and map files are now supported. Document
5768 some build requirements.
5771 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5772 relocatable link set the value of the section symbol to zero.
5773 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5774 relocatable link don't include the section address in the local
5777 2009-02-27 Ian Lance Taylor <iant@google.com>
5780 * options.h (class Search_directory): Add is_system_directory.
5781 (class General_options): Declare is_in_system_directory.
5782 * options.cc (get_relative_sysroot): Make static.
5783 (get_default_sysroot): Make static.
5784 (General_optoins::is_in_system_directory): New function.
5785 * fileread.cc (Input_file::is_in_system_directory): New function.
5786 * fileread.h (class Input_file): Declare is_in_system_directory.
5787 * object.h (class Object): Add is_in_system_directory.
5788 (class Input_objects): Remove system_library_directory_ field.
5789 * object.cc (Input_objects::add_object): Don't set
5790 system_library_directory_.
5791 (input_objects::found_in_system_library_directory): Remove.
5792 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5793 parameter. Change all callers.
5794 (Symbol_table::sized_write_globals): Likewise.
5795 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5796 Call Object::is_in_system_directory.
5797 * symtab.h (class Symbol_table): Update declarations.
5800 * descriptors.h (Open_descriptor): Add is_on_stack field.
5801 * descriptors.cc (Descriptors::open): If the descriptor is on the
5802 top of the stack, remove it. Initialize is_on_stack field.
5803 (Descriptors::release): Only add pod to stack if it is not on the
5805 (Descriptors::close_some_descriptor): Clear stack_next and
5809 * output.cc (Output_section::find_starting_output_address): Rename
5810 from starting_output_address; add PADDR parameter; change return
5812 * output.h (class Output_section): Declare
5813 find_starting_output_address instead of starting_output_address.
5814 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5815 section symbol for which we can't find a merge section.
5818 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5819 hidden or internal, force the symbol to be local.
5820 * resolve.cc (Symbol::override_visibility): Define.
5821 (Symbol::override_base): Use override_visibility.
5822 (Symbol_table::resolve): Likewise.
5823 (Symbol::override_base_with_special): Likewise.
5824 (Symbol_table::override_with_special): If the visibility is hidden
5825 or internal, force the symbol to be local.
5826 * symtab.h (class Symbol): Add set_visibility and
5827 override_visibility.
5828 * testsuite/ver_test_1.sh: New file.
5829 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5830 (check_DATA): Add ver_test_1.syms.
5831 (ver_test_1.syms): New target.
5832 * testsuite/Makefile.in: Rebuild.
5834 2009-02-25 Cary Coutant <ccoutant@google.com>
5836 * layout.cc (Layout::choose_output_section): Don't rename sections
5837 when using a linker script that has a SECTIONS clause.
5838 * Makefile.in: Regenerate.
5840 * testsuite/Makefile.am (script_test_5.sh): New test case.
5841 * testsuite/Makefile.in: Regenerate.
5842 * testsuite/script_test_5.cc: New file.
5843 * testsuite/script_test_5.sh: New file.
5844 * testsuite/script_test_5.t: New file.
5846 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5848 * archive.cc (Archive::include_member): Update calls to add_symbols.
5849 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5850 the Layout argument.
5851 * dynobj.h (do_add_symbols): Add the Layout argument.
5852 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5854 * object.h (Object::add_symbols): Add the Layout argument.
5855 (Object::do_add_symbols): Add the Layout argument.
5856 (Sized_relobj::do_add_symbols): Add the Layout argument.
5857 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5858 Unify the two versions.
5859 (Add_plugin_symbols): Remove.
5860 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5861 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5862 (Add_plugin_symbols): Remove.
5863 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5864 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5865 (Add_symbols::run): Make it work with Pulginobj.
5867 2009-02-06 Ian Lance Taylor <iant@google.com>
5869 * object.cc (Sized_relobj::do_layout): Make info message start
5870 with lower case letter.
5872 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5874 * binary.cc: Fix file comment.
5876 * options.h (enum Incremental_disposition): Define.
5877 (class General_options): Add new options: --incremental,
5878 --incremental_changed, --incremental_unchanged,
5879 --incremental_unknown. Add incremental_disposition_ and
5880 implicit_incremental_ fields.
5881 (General_options::incremental_disposition): New function.
5882 (class Position_dependent_options): Add incremental_disposition
5884 (Position_dependent_options::copy_from_options): Set incremental
5886 * options.cc (General_options::parse_incremental_changed): New
5888 (General_options::parse_incremental_unchanged): New function.
5889 (General_options::parse_incremental_unknown): New function.
5890 (General_options::General_options): Initialize new fields
5891 incremental_disposition_ and implicit_incremental_.
5892 (General_options::finalize): Check for uasge of --incremental-*
5893 without --incremental.
5895 2009-02-06 Chris Demetriou <cgd@google.com>
5897 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5898 pointer and to report location as the file name associated with
5900 (gold_undefined_symbol_at_location): New function to replace the
5901 old gold_undefined_symbol functionality.
5902 * target-reloc.h (relocate_section): Update to use
5903 gold_undefined_symbol_at_location.
5904 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5905 Call gold_undefined_symbol function rather than gold_error.
5906 * errors.h (Errors::undefined_symbol): Take location as a
5907 string, rather than calculating it from a relocation.
5908 * errors.cc (Errors::fatal): Print "fatal error:" before the
5910 (Errors::error, Errors::error_at_location): Print "error: "
5911 before the formatted message.
5912 (Errors::undefined_symbol): Take location as a string, rather
5913 than calculating it from a relocation.
5914 (gold_undefined_symbol_at_location): New function akin to
5915 old gold_undefined_symbol, calculates location from relocation.
5916 (gold_undefined_symbol): Change to take only a Symbol pointer
5917 and to report location as the file name associated with the symbol.
5918 * testsuite/debug_msg.sh: Update for changed error messages.
5919 * testsuite/undef_symbol.sh: Likewise.
5921 2009-02-04 Duncan Sands <baldrick@free.fr>
5924 * reduced_debug_output.h
5925 (Output_reduced_debug_abbrev_section::failed): Use format for
5927 (Output_reduced_debug_info_section::faild): Likewise.
5929 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5931 * script.cc (Lazy_demangler): New class.
5932 (Version_script_info::get_symbol_version_helper): Demangle a
5935 2009-01-29 Cary Coutant <ccoutant@google.com>
5937 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5939 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5941 2009-01-28 Ian Lance Taylor <iant@google.com>
5943 * version.cc (version_string): Bump to 1.9.
5945 * gold.h: Include <cstring> and <stdint.h>.
5946 * version.cc: Include <cstdio>.
5947 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5949 * reduced_debug_output.cc (insert_into_vector): Rename from
5950 Insert_into_vector; change all callers. Use Swap_unaligned to
5951 avoid aliasing issue; remove union since it is unnecessary.
5953 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5955 * Makefile.am (CCFILES): Add gc.cc.
5957 * Makefile.in: Regenerate.
5958 * gold.cc (Gc_runner): New class.
5959 (queue_initial_tasks): Call garbage collection related tasks
5960 when corresponding options are invoked.
5961 (queue_middle_gc_tasks): New function.
5962 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5963 processed early before laying out sections during garbage collection.
5964 * gold.h (queue_middle_gc_tasks): New function.
5965 (is_prefix_of): Move from "layout.cc".
5966 * i386.cc (Target_i386::gc_process_relocs): New function.
5967 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5968 * main.cc (main): Create object of class "Garbage_collection".
5969 * object.cc (Relobj::copy_symbols_data): New function.
5970 (Relobj::is_section_name_included): New function.
5971 (Sized_relobj::do_layout): Allow this function to be called twice
5972 during garbage collection and defer layout of section during the
5974 * object.h (Relobj::get_symbols_data): New function.
5975 (Relobj::is_section_name_included): New function.
5976 (Relobj::copy_symbols_data): New function.
5977 (Relobj::set_symbols_data): New function.
5978 (Relobj::get_relocs_data): New function.
5979 (Relobj::set_relocs_data): New function.
5980 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5981 (Relobj::gc_process_relocs): New function.
5982 (Relobj::do_gc_process_relocs): New pure virtual function.
5983 (Relobj::sd_): New data member.
5984 (Sized_relobj::is_output_section_offset_invalid): New function.
5985 (Sized_relobj::do_gc_process_relocs): New function.
5986 * options.h (General_options::gc_sections): Modify to not be a no-op.
5987 (General_options::print_gc_sections): New option.
5988 * plugin.cc (Plugin_finish::run): Remove function call to
5989 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5990 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5991 * reloc.cc (Read_relocs::run): Add task to process relocs and
5992 determine unreferenced sections when doing garbage collection.
5993 (Gc_process_relocs): New class.
5994 (Sized_relobj::do_gc_process_relocs): New function.
5995 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5996 sections that are garbage collected.
5997 * reloc.h (Gc_process_relocs): New class.
5998 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5999 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6000 symbols whose corresponding sections are garbage collected.
6001 (Symbol_table::Symbol_table): Add new parameter for the garbage
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::resolve): Do not treat symbols seen in dynamic objects
6008 (Symbol_table::add_from_object): Likewise.
6009 (Symbol_table::add_from_relobj): When building shared objects, do not
6010 treat externally visible symbols as garbage.
6011 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6012 table information for static and relocatable links.
6013 * symtab.h (Symbol_table::set_gc): New function.
6014 (Symbol_table::gc): New function.
6015 (Symbol_table::gc_mark_undef_symbols): New function.
6016 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6017 (Symbol_table::gc_mark_dyn_syms): New function.
6018 (Symbol_table::gc_): New data member.
6019 * target.h (Sized_target::gc_process_relocs): New pure virtual
6021 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6022 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6024 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6026 * options.h (General_options::gc_sections): Define as a no-op for now.
6027 (General_options::no_keep_memory): Ditto.
6028 (General_options::Bshareable): Define.
6029 * options.cc (General_options::finalize): Honor -Bshareable.
6031 2009-01-20 Andreas Schwab <schwab@suse.de>
6033 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6034 read the value in the contents, since we don't use it. Use the
6035 template endianness when writing.
6036 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6038 2009-01-19 Andreas Schwab <schwab@suse.de>
6040 * configure.tgt (powerpc64-*): Fix targ_obj.
6042 2009-01-15 Ian Lance Taylor <iant@google.com>
6044 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6045 local symbols when stripping all symbols.
6047 2009-01-14 Cary Coutant <ccoutant@google.com>
6049 * output.cc (Output_reloc): Add explicit instantiations.
6051 2009-01-14 Cary Coutant <ccoutant@google.com>
6053 * archive.cc (Archive::get_elf_object_for_member): Remove call
6054 to File_read::claim_for_plugin.
6055 * descriptors.cc (Descriptors::open): Remove reference to
6057 (Descriptors::claim_for_plugin): Remove.
6058 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6059 (Descriptors::is_claimed): Remove.
6060 (claim_descriptor_for_plugin): Remove.
6061 * fileread.cc (File_read::claim_for_plugin): Remove.
6062 * fileread.h (File_read::claim_for_plugin): Remove.
6063 (File_read::descriptor): Reopen descriptor if necessary.
6064 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6065 (Plugin_manager::all_symbols_read): Add task parameter. Change
6067 (Plugin_manager::get_input_file): New function.
6068 (Plugin_manager::release_input_file): New function.
6069 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6070 corresponding data member.
6071 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6072 and pass to base constructor. Change all callers.
6073 (get_input_file, release_input_file): New functions.
6074 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6075 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6076 (Plugin_manager::all_symbols_read): Add task parameter.
6077 (Plugin_manager::get_input_file): New function.
6078 (Plugin_manager::release_input_file): New function.
6079 (Plugin_manager::task_): New data member.
6080 (Pluginobj::Pluginobj): Add filesize parameter.
6081 (Pluginobj::filename): New function.
6082 (Pluginobj::descriptor): New function.
6083 (Pluginobj::filesize): New function.
6084 (Pluginobj::filesize_): New data member.
6085 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6086 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6087 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6089 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6090 with archive libraries.
6091 * testsuite/Makefile.in: Regenerate.
6092 * testsuite/plugin_test.c (struct sym_info): New type.
6093 (get_input_file, release_input_file): New static variables.
6094 (onload): Capture new transfer vector entries.
6095 (claim_file_hook): Stop reading at end of file according to filesize.
6096 Factor out parsing of readelf output into separate function.
6097 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6098 APIs and get the source file name from the symbol table. Convert
6099 source file name to corresponding object file name. Print info
6100 message when adding new input files.
6101 (parse_readelf_line): New function.
6102 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6103 * testsuite/plugin_test_2.sh: Likewise.
6104 * testsuite/plugin_test_3.sh: Likewise.
6105 * testsuite/plugin_test_4.sh: New test case.
6107 2009-01-07 Ian Lance Taylor <iant@google.com>
6109 * version.cc (version_string): Bump to 1.8.
6111 2008-12-23 Cary Coutant <ccoutant@google.com>
6113 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6114 * plugin.cc (Plugin_manager::finish): Rename as
6115 layout_deferred_objects. Move cleanup to separate function.
6116 (Plugin_manager::cleanup): New function.
6117 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6119 * plugin.h (Plugin_manager::finish): Rename as
6120 layout_deferred_objects.
6121 (Plugin_manager::cleanup): New function.
6122 (Plugin_manager::cleanup_done): New field.
6124 2008-12-23 Cary Coutant <ccoutant@google.com>
6126 * plugin.cc (is_visible_from_outside): New function.
6127 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6128 so we don't return "IR only" status for exported symbols or -r links.
6130 * testsuite/Makefile.am (plugin_test_3): New test case.
6131 * testsuite/Makefile.in: Regenerate.
6132 * testsuite/plugin_test_3.sh: New file.
6134 2008-12-22 Cary Coutant <ccoutant@google.com>
6136 * object.cc (Sized_relobj::layout_section): New function.
6137 (Sized_relobj::do_layout): Defer layout of input sections until after
6138 plugin has provided replacement files.
6139 (Sized_relobj::do_layout_deferred_sections): New function.
6140 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6141 (Relobj::layout_deferred_sections): New function.
6142 (Relobj::do_layout_deferred_sections): New function.
6143 (Sized_relobj::do_layout_deferred_sections): New function.
6144 (Sized_relobj::layout_section): New function.
6145 (Sized_relobj::Deferred_layout): New structure.
6146 (Sized_relobj::deferred_layout_): New field.
6147 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6148 Change all callers. Layout deferred sections.
6149 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6151 (Plugin_hook::run): Move code from do_plugin_hook inline.
6152 (Plugin_hook::do_plugin_hook): Remove.
6153 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6154 (Plugin_manager::finish): Renamed, was cleanup.
6155 (Plugin_manager::should_defer_layout): New function.
6156 (Plugin_manager::add_deferred_layout_object): New function.
6157 (Plugin_manager::Deferred_layout_list): New type.
6158 (Plugin_manager::deferred_layout_objects_): New field.
6159 (Plugin_hook::do_plugin_hook): Remove.
6161 2008-12-17 Ian Lance Taylor <iant@google.com>
6163 * options.h (class General_options): Add --no case for
6166 2008-12-16 Cary Coutant <ccoutant@google.com>
6168 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6170 (Plugin_manager::claim_file): Create plugin object even if
6171 plugin did not call the add_symbols callback.
6172 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6173 asking for more symbols than were added.
6174 * testsuite/Makefile.am (plugin_test_1): Add test case with
6176 (empty.syms): New target.
6177 * testsuite/Makefile.in: Regenerate.
6178 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6179 message. Don't call add_symbols if no globals.
6180 (all_symbols_read_hook): Don't provide replacement for empty
6183 2008-12-12 Ian Lance Taylor <iant@google.com>
6185 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6186 r_type == 0 for a local symbol with r_sym == 0.
6187 (scan_relocatable_relocs): Pass r_sym to
6188 local_non_section_strategy.
6189 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6192 * configure.ac: Update test for TLS descriptors: they are
6193 supported as of glibc 2.9.
6194 * configure: Rebuild.
6196 2008-12-11 Ian Lance Taylor <iant@google.com>
6199 * target-reloc.h (Default_scan_relocatable_relocs): For each
6200 function, map r_type == 0 to RELOC_DISCARD.
6202 2008-12-10 Cary Coutant <ccoutant@google.com>
6204 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6205 object to override a kept COMDAT group from a plugin object.
6207 2008-12-09 Ian Lance Taylor <iant@google.com>
6210 * yyscript.y (file_cmd): Handle INPUT.
6212 * testsuite/initpri1.c: Change all declarations to be full
6213 prototypes by adding void, to avoid compiler warnings.
6215 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6217 * options.cc (General_options::parse_plugin_opt): New.
6218 (General_options::add_plugin): The argument now is just the filename.
6219 (General_options::add_plugin_option): New.
6220 * options.h (plugin_opt): New.
6221 (add_plugin): Change argument name.
6222 (add_plugin_option): New.
6223 * plugin.cc (Plugin::load): Don't parse the plugin option.
6224 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6225 (Plugin::add_option): New.
6226 (Plugin::args_): Change type.
6227 (Plugin::filename_): New.
6228 (Plugin_manager::add_plugin_option): New.
6229 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6230 * testsuite/Makefile.in: Regenerate.
6232 2008-12-05 Cary Coutant <ccoutant@google.com>
6234 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6235 Handle --strip-lto-sections option.
6236 * options.h (strip_lto_sections): New option.
6238 2008-12-01 Cary Coutant <ccoutant@google.com>
6240 * plugin.cc (ld_plugin_message): Change format parameter to const.
6241 Fix mismatch between new[] and delete.
6243 2008-11-14 Cary Coutant <ccoutant@google.com>
6245 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6248 2008-11-05 Craig Silverstein <csilvers@google.com>
6250 * options.cc (General_options::parse_dynamic_list): New function.
6251 * options.h (General_options): New flags dynamic_list,
6252 dynamic_list_data, dynamic_list_cpp_new, and
6253 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6254 (General_options::in_dynamic_list): New function.
6255 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6256 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6257 (Lex::can_continue_name): Likewise.
6259 (read_script_file): New parameter script_options.
6260 (read_dynamic_list): New function.
6261 (Script_options::define_dynamic_list): New function.
6262 (dynamic_list_keyword_parsecodes): New variable.
6263 (dynamic_list_keywords): New variable.
6264 * script.h (Script_options::define_dynamic_list): New function
6266 (read_dynamic_list): New function prototype.
6267 * symtab.cc (strprefix): New macro.
6268 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6269 dynamic_list_data, dynamic_list_cpp_new, and
6270 dynamic_list_cpp_typeinfo.
6271 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6272 (dynamic_list_expr): New rule.
6273 (dynamic_list_nodes): Likewise.
6274 (dynamic_list_node): Likewise.
6275 * testsuite/Makefile.am (dynamic_list): New test.
6276 * testsuite/Makefile.in: Regenerated.
6277 * testsuite/dynamic_list.t: New file.
6278 * testsuite/dynamic_list.sh: New file.
6280 2008-11-05 Craig Silverstein <csilvers@google.com>
6282 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6283 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6284 (t11_last): Likewise.
6285 * testsuite/ver_test_6.c (main): Likewise.
6287 2008-10-07 Cary Coutant <ccoutant@google.com>
6289 * options.c (General_options::finalize): Add check for -static and
6291 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6294 2008-10-02 Cary Coutant <ccoutant@google.com>
6296 * plugin.cc (make_sized_plugin_object): Fix conditional
6297 compilation to work when not all targets are enabled.
6299 2008-09-29 Cary Coutant <ccoutant@google.com>
6301 * archive.cc (Archive::get_file_and_offset): Use filename instead
6302 of name to get library path.
6303 (Archive::include_member): Unlock external member of a thin archive.
6305 * testsuite/Makefile.am (TEST_AR): New variable.
6306 (thin_archive_test_1): New test.
6307 (thin_archive_test_2): New test.
6308 * testsuite/Makefile.in: Regenerate.
6309 * testsuite/thin_archive_main.cc: New file.
6310 * testsuite/thin_archive_test_1.cc: New file.
6311 * testsuite/thin_archive_test_2.cc: New file.
6312 * testsuite/thin_archive_test_3.cc: New file.
6313 * testsuite/thin_archive_test_4.cc: New file.
6315 2008-09-29 Cary Coutant <ccoutant@google.com>
6317 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6318 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6320 (Sized_relobj::do_finalize_local_symbols): Likewise.
6321 (Sized_relobj::map_to_kept_section): Likewise.
6322 * object.h (Sized_relobj::invalid_address): New constant.
6323 (Sized_relobj::do_output_section_offset): Check for invalid_address
6325 * output.cc (Output_reloc::local_section_offset): Use constant
6326 invalid_address instead of -1U.
6327 (Output_reloc::get_address): Likewise.
6328 (Output_section::output_address): Change -1U to -1ULL.
6329 * output.h (Output_reloc::invalid_address): New constant.
6330 * reloc.cc (Sized_relobj::write_sections): Use constant
6331 invalid_address instead of -1U.
6332 (Sized_relobj::relocate_sections): Likewise.
6333 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6334 values for merge sections.
6335 * target-reloc.h (relocate_for_relocatable): Use constant
6336 invalid_address instead of -1U.
6338 2008-09-19 Cary Coutant <ccoutant@google.com>
6340 Add plugin functionality for link-time optimization (LTO).
6341 * configure.ac (plugins): Add --enable-plugins option.
6342 * configure: Regenerate.
6343 * config.in: Regenerate.
6344 * Makefile.am (LIBDL): New variable.
6345 (CCFILES): Add plugin.cc.
6346 (HFILES): Add plugin.h.
6347 (ldadd_var): Add LIBDL.
6348 * Makefile.in: Regenerate.
6350 * archive.cc: Include "plugin.h".
6351 (Archive::setup): Don't preread archive symbols when using a plugin.
6352 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6353 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6355 (Archive::include_member): Add symbols from plugin objects.
6356 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6357 * descriptors.cc (Descriptors::open): Check for file descriptors
6358 abandoned by plugins.
6359 (Descriptors::claim_for_plugin): New function.
6360 * descriptors.h (Descriptors::claim_for_plugin): New function.
6361 (Open_descriptor::is_claimed): New field.
6362 (claim_descriptor_for_plugin): New function.
6363 * fileread.cc (File_read::claim_for_plugin): New function.
6364 * fileread.h (File_read::claim_for_plugin): New function.
6365 (File_read::descriptor): New function.
6366 * gold.cc: Include "plugin.h".
6367 (queue_initial_tasks): Add task to call plugin hooks for generating
6369 * main.cc: Include "plugin.h".
6370 (main): Load plugin libraries.
6371 * object.h (Pluginobj): Declare.
6372 (Object::pluginobj): New function.
6373 (Object::do_pluginobj): New function.
6374 (Object::set_target): New function.
6375 * options.cc: Include "plugin.h".
6376 (General_options::parse_plugin): New function.
6377 (General_options::General_options): Initialize plugins_ field.
6378 (General_options::add_plugin): New function.
6379 * options.h (Plugin_manager): Declare.
6380 (General_options): Add --plugin option.
6381 (General_options::has_plugins): New function.
6382 (General_options::plugins): New function.
6383 (General_options::add_plugin): New function.
6384 (General_options::plugins_): New field.
6385 * plugin.cc: New file.
6386 * plugin.h: New file.
6387 * readsyms.cc: Include "plugin.h".
6388 (Read_symbols::do_read_symbols): Check for archive before checking
6389 for ELF file. Call plugin hooks to claim files.
6390 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6391 from a real object file; force override when processing replacement
6393 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6394 (Symbol::init_base_object): Likewise.
6395 (Symbol::init_base_output_data): Likewise.
6396 (Symbol::init_base_output_segment): Likewise.
6397 (Symbol::init_base_constant): Likewise.
6398 (Symbol::init_base_undefined): Likewise.
6399 (Symbol::output_section): Assert that object is not a plugin.
6400 (Symbol_table::add_from_pluginobj): New function.
6401 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6403 (Symbol_table::sized_write_globals): Likewise.
6404 (Symbol_table::add_from_pluginobj): Instantiate template.
6405 * symtab.h (Sized_pluginobj): Declare.
6406 (Symbol::in_real_elf): New function.
6407 (Symbol::set_in_real_elf): New function.
6408 (Symbol::in_real_elf_): New field.
6409 (Symbol_table::add_from_pluginobj): New function.
6411 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6412 (LIBDL): New variable.
6414 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6415 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6416 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6417 (MOSTLYCLEANFILES): Likewise.
6418 * testsuite/Makefile.in: Regenerate.
6419 * testsuite/plugin_test.c: New file.
6420 * testsuite/plugin_test_1.sh: New file.
6421 * testsuite/plugin_test_2.sh: New file.
6423 2008-09-16 Ian Lance Taylor <iant@google.com>
6425 * target-reloc.h (relocate_section): Check whether a symbol is
6426 defined by the ABI before reporting an undefined symbol error.
6427 * target.h (Target::is_defined_by_abi): Make parameter const.
6428 (Target::do_is_defined_by_abi): Likewise.
6429 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6430 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6431 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6432 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6433 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6434 * testsuite/Makefile.in: Rebuild.
6436 * fileread.cc (make_view): Add casts to avoid warning.
6438 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6440 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6443 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6445 * options.h (General_options::output_is_executable): New.
6446 (General_options::output_is_pie): New.
6447 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6448 for shared libraries.
6449 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6451 2008-09-11 Chris Demetriou <cgd@google.com>
6453 * options.h (origin): New -z option.
6454 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6455 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6458 2008-09-05 Cary Coutant <ccoutant@google.com>
6460 * fileread.cc (File_read::make_view): Add check for attempt to map
6463 2008-09-05 Cary Coutant <ccoutant@google.com>
6465 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6466 explicit instantiations.
6468 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6471 * options.cc (General_options::finalize): Allow undefined symbols
6472 in shlibs if linking -shared.
6475 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6476 symbols as not needing a dynsym entry.
6478 2008-08-20 Craig Silverstein <csilvers@google.com>
6480 * fileread.cc (File_read::open): Do not lock the file unless it
6481 was successfully opened.
6483 2008-08-14 Cary Coutant <ccoutant@google.com>
6485 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6486 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6487 * testsuite/tls_test.cc (struct int128): 128-bit struct
6488 for testing TLS relocs with non-zero addend.
6489 (v12): New TLS variable.
6491 (t_last): Add check for v12.
6492 * testsuite/tls_test.h (t12): New function.
6493 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6495 2008-08-13 Ian Lance Taylor <iant@google.com>
6497 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6498 set tls_segment_ or relro_segment_.
6499 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6501 * output.h (Output_section::clear_is_relro): New function.
6502 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6503 sections specially even when output_data_ is empty.
6504 (Output_segment::maximum_alignment): When first section is relro,
6505 only force alignment for PT_LOAD segments.
6506 * script.cc (script_data_segment_align): New function.
6507 (script_data_segment_relro_end): New function.
6508 * script-c.h (script_data_segment_align): Declare.
6509 (script_data_segment_relro_end): Declare.
6510 * script-sections.h (class Script_sections): Declare
6511 data_segment_align and data_segment_relro_end. Add fields
6512 segment_align_index_ and saw_relro_end_.
6513 * script-sections.cc (class Sections_element): Add set_is_relro
6514 virtual function. Add new bool* parameter to place_orphan_here.
6515 Add get_output_section virtual function.
6516 (class Output_section_definition): Add set_is_relro. Add new
6517 bool* parameter to place_orphan_here. Add get_output_section.
6518 Add is_relro_ field.
6519 (Output_section_definition::Output_section_definition): Initialize
6520 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6521 and is_relro_ fields.
6522 (Output_section_definition::place_orphan_here): Add is_relro
6524 (Output_section_definition::set_section_addresses): Set relro for
6526 (Output_section_definition::alternate_constraint): Likewise.
6527 (class Orphan_output_section): Add new bool* parameter to
6528 place_orphan_here. Add get_output_section.
6529 (Orphan_output_section::place_orphan_here): Add is_relro
6531 (Script_sections::Script_sections): Initialize
6532 data_segment_align_index_ and saw_relro_end_.
6533 (Script_sections::data_segment_align): New function.
6534 (Script_sections::data_segment_relro_end): New function.
6535 (Script_sections::place_orphan): Set or clear is_relro.
6536 (Script_sections::set_section_addresses): Force alignment of first
6538 * yyscript.y (exp): Call script_data_segment_align and
6539 script_data_segment_relro_end.
6540 * testsuite/relro_script_test.t: New file.
6541 * testsuite/relro_test.cc (using_script): Declare.
6542 (t1, t2): Test using_script.
6543 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6544 (relro_script_test_SOURCES): Define.
6545 (relro_script_test_DEPENDENCIES): Define.
6546 (relro_script_test_LDFLAGS): Define.
6547 (relro_script_test_LDADD): Define.
6548 (relro_script_test.so): New target.
6549 * testsuite/Makefile.in: Rebuild.
6551 2008-08-06 Cary Coutant <ccoutant@google.com>
6553 * archive.cc (Archive::total_archives, Archive::total_members)
6554 (Archive::total_members_loaded): New variables.
6555 (Archive::setup): Add parameter. Add option to preread
6557 (Archive::read_armap): Add counter.
6558 (Archive::get_file_and_offset): New function.
6559 (Archive::get_elf_object_for_member): New function.
6560 (Archive::read_all_symbols): New function.
6561 (Archive::read_symbols): New function.
6562 (Archive::add_symbols): Add counters.
6563 (Archive::include_all_members): Use armap to find members if it's
6565 (Archive::include_member): Skip reading symbols if already read.
6566 Factored code into Archive::get_file_and_offset and
6567 Archive::get_elf_object_for_member. Changed call to
6568 Mapfile::report_include_archive_member.
6569 (Archive::print_stats): New function.
6570 * archive.h: Declare Object and Read_symbols_data classes.
6571 (Archive::Archive): Add initializers for new members.
6572 (Archive::setup): Add parameter.
6573 (Archive::print_stats): New function.
6574 (Archive::total_archives, Archive::total_members)
6575 (Archive::total_members_loaded): New variables.
6576 (Archive::get_file_and_offset): New function.
6577 (Archive::get_elf_object_for_member): New function.
6578 (Archive::read_all_symbols): New function.
6579 (Archive::read_symbols): New function.
6580 (Archive::Archive_member): New class.
6581 (Archive::members_): New member.
6582 (Archive::num_members_): New member.
6583 * main.cc: Include archive.h.
6584 (main): Call Archive::print_stats.
6585 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6586 archive parameter; member_name is now the fully-decorated name.
6587 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6588 * options.h: (General_options): Add --preread-archive-symbols option.
6589 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6592 2008-08-04 Ian Lance Taylor <iant@google.com>
6594 * symtab.h (Symbol::use_plt_offset): New function.
6595 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6596 * powerpc.cc (Relocate::relocate): Likewise.
6597 * sparc.cc (Relocate::relocate): Likewise.
6598 * x86_64.cc (Relocate::relocate): Likewise.
6599 * testsuite/weak_plt.sh: New test.
6600 * testsuite/weak_plt_main.cc: New test.
6601 * testsuite/weak_plt_shared.cc: New test.
6602 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6603 (check_PROGRAMS): Add weak_plt.
6604 (check_DATA): Add weak_plt_shared.so.
6605 (weak_plt_main_pic.o, weak_plt): New targets.
6606 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6607 * testsuite/Makefile.in: Rebuild.
6609 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6611 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6612 * testsuite/Makefile.in: Rebuild.
6614 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6616 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6617 * Makefile.in: Regenerate.
6618 * po/POTFILES.in: Regenerate.
6620 2008-07-29 Ian Lance Taylor <iant@google.com>
6622 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6623 symbols before other symbols.
6624 * testsuite/script_test_2.cc (test_addr): Declare.
6625 (test_addr_alias): Declare.
6626 (main): Check that test_addr and test_addr_alias have the right
6628 * testsuite/script_test_2.t: Define test_addr_alias and
6631 2008-07-24 Ian Lance Taylor <iant@google.com>
6634 * descriptors.cc: New file.
6635 * descriptors.h: New file.
6636 * gold-threads.h (class Hold_optional_lock): New class.
6637 * fileread.cc: Include "descriptors.h".
6638 (File_read::~File_read): Release descriptor rather than closing
6640 (File_read::open) [file]: Call open_descriptor rather than open.
6641 Set is_descriptor_opened_.
6642 (File_read::open) [memory]: Assert that descriptor is not open.
6643 (File_read::reopen_descriptor): New function.
6644 (File_read::release): Release descriptor.
6645 (File_read::do_read): Make non-const. Reopen descriptor.
6646 (File_read::read): Make non-const.
6647 (File_read::make_view): Reopen descriptor.
6648 (File_read::do_readv): Likewise.
6649 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6650 Update declarations.
6651 * layout.cc: Include "descriptors.h".
6652 (Layout::create_build_id): Use open_descriptor rather than open.
6653 * output.cc: Include "descriptors.h".
6654 (Output_file::open): Use open_descriptor rather than open.
6655 * archive.cc (Archive::const_iterator): Change Archive to be
6657 (Archive::begin, Archive::end): Make non-const.
6658 (Archive::count_members): Likewise.
6659 * archive.h (class Archive): Update declarations.
6660 * object.h (Object::read): Make non-const.
6661 * Makefile.am (CCFILES): Add descriptors.cc.
6662 (HFILES): Add descriptors.h.
6663 * Makefile.in: Rebuild.
6666 * gold.h: Always include <clocale>. Add Solaris workarounds
6667 following code in binutils/sysdep.h.
6670 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6671 this->eh_frame_hdr_ is NULL before using it.
6673 * dynobj.cc (Versions::Versions): Update comment.
6675 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6676 the base version name.
6678 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6679 array size plus one.
6680 (Stringpool_template::set_string_offsets): Subtract one from key
6681 before using it as an array index.
6682 (Stringpool_template::get_offset_with_length): Likewise.
6683 (Stringpool_template::write_to_buffer): Likewise.
6684 * stringpool.h (Stringpool_template::get_offset_from_key):
6687 2008-07-23 Ian Lance Taylor <iant@google.com>
6690 * object.h (Merged_symbol_value::value): Do our best to handle a
6694 * script.cc (Version_script_info::get_versions): Don't add empty
6695 version tag to return value.
6696 (Version_script_info::get_symbol_version_helper): Change return
6697 type to bool. Add pversion parameter. Change all callers.
6698 (script_register_vers_node): Don't require a non-NULL tag.
6699 * script.h (class Version_script_info): Update declarations.
6700 (Version_script_info::get_symbol_version): Change return type to
6701 bool. Add version parameter. Change all callers.
6702 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6703 handling. Handle an empty version from a version script.
6704 (Symbol_table::define_special_symbol): Likewise.
6705 * testsuite/ver_test_10.script: New file.
6706 * testsuite/ver_test_10.sh: New file.
6707 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6708 (check_DATA): Add ver_test_10.syms.
6709 (ver_test_10.syms, ver_test_10.so): New target.
6710 * testsuite/Makefile.in: Rebuild.
6712 2008-07-23 Simon Baldwin <simonb@google.com>
6714 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6715 to zero for undefined symbols from dynamic libraries.
6717 2008-07-23 Ian Lance Taylor <iant@google.com>
6719 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6721 * symtab.h (class Symbol_table): Update declaration.
6722 * testsuite/ver_test_9.cc: New file.
6723 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6724 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6725 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6726 (ver_test_9.so, ver_test_9.o): New targets.
6727 * testsuite/Makefile.in: Rebuild.
6729 2008-07-22 Ian Lance Taylor <iant@google.com>
6731 * options.h (class General_options): Define --check-sections.
6732 * layout.cc (Layout::set_segment_offsets): Handle
6735 * options.h (class General_options): Define -n/--nmagic and
6737 * options.cc (General_options::finalize): For -n/--nmagic or
6738 -N/--omagic, set -static.
6739 * layout.cc (Layout::attach_allocated_section_to_segment): If
6740 -N/--omagic, don't put read-only and read-write sections in
6742 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6743 finding a read-only segment.
6744 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6745 don't set the minimum segment alignment to the common page size,
6746 and don't set the file offset to the address modulo the page size.
6747 * script-sections.cc (Script_sections::create_segments): If
6748 -n/--omagic, don't put read-only and read-write sections in
6751 * cref.cc: New file.
6753 * options.h (class General_options): Add --print-symbol-counts.
6754 * main.cc (main): Issue defined symbol report if requested.
6755 * archive.cc (Archive::interpret_header): Make into a const member
6757 (Archive::add_symbols): Call Input_objects::archive_start and
6759 (Archive::const_iterator): Define new class.
6760 (Archive::begin, Archive::end): New functions.
6761 (Archive::include_all_members): Rewrite to use iterator.
6762 (Archive::count_members): New function.
6763 * archive.h (class Archive): Update declarations.
6764 (Archive::filename): New function.
6765 * object.cc: Include "cref.h".
6766 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6767 (Sized_relobj::do_get_global_symbol_counts): New function.
6768 (Input_objects::add_object): Add object to cross-referencer.
6769 (Input_objects::archive_start): New function.
6770 (Input_objects::archive_stop): New function.
6771 (Input_objects::print_symbol_counts): New function.
6772 * object.h: Declare Cref and Archive.
6773 (Object::get_global_symbol_counts): New function.
6774 (Object::do_get_global_symbol_counts): New pure virtual function.
6775 (class Sized_relobj): Add defined_count_ field. Update
6777 (class Input_objects): Add cref_ field. Update constructor.
6778 Update declarations.
6779 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6781 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6783 (Sized_dynobj::do_get_global_symbol_counts): New function.
6784 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6785 defined_count_. Update declarations. Define Symbols typedef.
6786 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6787 parameter. Change all callers.
6788 (Symbol_table::add_from_dynobj): Add sympointers and defined
6789 parameters. Change all callers.
6790 * symtab.h (class Symbol_table): Update declarations.
6791 * Makefile.am (CCFILES): Add cref.cc.
6792 (HFILES): Add cref.h.
6793 * Makefile.in: Rebuild.
6795 2008-07-22 Simon Baldwin <simonb@google.com>
6797 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6798 to zero when writing undefined symbols.
6800 2008-07-22 Ian Lance Taylor <iant@google.com>
6802 * output.cc (Output_section::add_input_section): Don't try to
6803 merge empty merge sections.
6805 2008-07-21 Craig Silverstein <csilvers@google.com>
6807 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6808 Include symbol version in error message.
6810 2008-07-20 Chris Demetriou <cgd@google.com>
6812 * configure.ac (gold_cv_c_random_seed): New configured variable.
6813 (RANDOM_SEED_CFLAGS): New substituted variable.
6814 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6815 * configure: Rebuild.
6816 * Makefile.in: Likewise.
6817 * testsuite/Makefile.in: Likewise.
6819 2008-07-18 Ian Lance Taylor <iant@google.com>
6821 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6822 where we see NAME/NULL and NAME/VERSION as separate symbols.
6823 * testsuite/ver_test_main.cc (main): Call t4.
6824 (t4, t4_2a): Define.
6825 * testsuite/ver_test_2.cc (t4_2): Define.
6826 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6827 * testsuite/ver_test_4.cc (t4_2a): Define.
6828 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6829 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6831 2008-07-17 Ian Lance Taylor <iant@google.com>
6833 * dynobj.cc (Versions::add_def): If we give an error about a
6834 missing version, go ahead and create the version anyhow.
6836 2008-07-10 Ian Lance Taylor <iant@google.com>
6838 Handle output sections with more than 0x7fffffff bytes.
6839 * object.h (class Relobj): Change map_to_output_ to
6840 output_sections_, and just keep a section pointer. Change all
6841 uses. Move comdat group support to Sized_relobj.
6842 (Relobj::is_section_specially_mapped): Remove.
6843 (Relobj::output_section): Remove poff parameter. Change all
6845 (Relobj::output_section_offset): New function.
6846 (Relobj::set_section_offset): Rewrite.
6847 (Relobj::map_to_output): Remove.
6848 (Relobj::output_sections): New function.
6849 (Relobj::do_output_section_offset): New pure virtual function.
6850 (Relobj::do_set_section_offset): Likewise.
6851 (class Sized_relobj): Add section_offsets_ field. Add comdat
6852 group support from Relobj. Update declarations.
6853 (Sized_relobj::get_output_section_offset): New function.
6854 (Sized_relobj::do_output_section_offset): New function.
6855 (Sized_relobj::do_set_section_offset): New function.
6856 * object.cc (Relobj::output_section_address): Remove.
6857 (Sized_relobj::Sized_relobj): Initialize new fields.
6858 (Sized_relobj::include_section_group): Cast find_kept_object to
6860 (Sized_relobj::include_linkonce_section): Likewise.
6861 (Sized_relobj::do_layout): Use separate arrays for output section
6863 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6865 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6866 output_sections and section_offsets.
6867 (Sized_relobj::write_local_symbols): Likewise.
6868 (map_to_kept_section): Compute output address directly.
6869 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6870 output_sections and section_offsets.
6871 (Sized_relobj::write_sections): Likewise.
6872 (Sized_relobj::relocate_sections): Likewise.
6873 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6874 * output.h (class Output_reloc): Update declarations. Change
6875 u2_.relobj to Sized_relobj*.
6876 (class Output_data_reloc): Change add functions to use
6878 * output.cc (Output_reloc::Output_reloc): Change relobj to
6880 (Output_reloc::local_section_offset): Change return type to
6881 Elf_Addr. Use get_output_section_offset.
6882 (Output_reloc::get_address): Likewise.
6883 (Output_section::is_input_address_mapped): Don't call
6884 is_section_specially_mapped.
6885 (Output_section::output_offset): Likewise.
6886 (Output_section::output_address): Likewise.
6887 (Output_section::starting_output_address): Likewise.
6888 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6889 parameter to Sized_relobj*.
6890 (Copy_relocs::need_copy_reloc): Likewise.
6891 (Copy_relocs::save): Likewise.
6892 * copy-relocs.h (class Copy_relocs): Update declarations.
6893 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6894 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6895 * target-reloc.h (relocate_for_relocatable): Change
6896 offset_in_output_section type to Elf_Addr. Change code that uses
6898 * layout.cc (Layout::layout): Always set *off.
6899 * mapfile.cc (Mapfile::print_input_section): Use
6900 output_section_offset.
6901 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6903 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6904 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6905 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6907 2008-07-03 Ian Lance Taylor <iant@google.com>
6909 * layout.cc (Layout::include_section): Do not discard unrecognized
6910 SHT_STRTAB sections.
6912 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6914 * script.cc (Lex::can_continue_name): Make '?' allowable in
6915 version-script names.
6916 * testsuite/version_script.map: Change glob pattern to use '?'
6918 2008-06-30 Manish Singh <yosh@gimp.org>
6921 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6924 2008-06-30 Ian Lance Taylor <iant@google.com>
6928 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6929 versions]: Don't try to read the value in the contents, since we
6930 don't use it. Use the template endianness when writing.
6932 2008-06-25 Cary Coutant <ccoutant@google.com>
6934 * fileread.cc (File_read::make_view): Assert on zero-length view.
6935 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6936 symbol table when there are no symbols to read.
6938 2008-06-23 Craig Silverstein <csilvers@google.com>
6940 * version.cc (version_string): Bump to 1.7
6942 2008-06-18 Craig Silverstein <csilvers@google.com>
6944 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6945 constant 0xFFFF to type Valtype.
6946 (Powerpc_relocate_functions::rel16_ha): Likewise.
6948 2008-06-17 Ian Lance Taylor <iant@google.com>
6950 * output.h (Output_section::Input_section): Initialize p2align_ to
6951 zero for Output_section_data constructors.
6952 (Output_section::Input_section::addralign): If not an input
6953 section, return the alignment of the Output_section_data.
6954 * testsuite/copy_test.cc: New file.
6955 * testsuite/copy_test_1.cc: New file.
6956 * testsuite/copy_test_2.cc: New file.
6957 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6958 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6959 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6960 (copy_test_1_pic.o, copy_test_1.so): New targets.
6961 (copy_test_2_pic.o, copy_test_2.so): New targets.
6962 * testsuite/Makefile.in: Rebuild.
6964 * script-sections.cc (Script_sections::place_orphan): Initialize
6965 local variable exact.
6967 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6969 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6971 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6972 David S. Miller <davem@davemloft.net>
6974 * powerpc.cc: New file.
6975 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6976 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6977 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6978 * Makefile.in: Rebuild.
6980 2008-06-09 Ian Lance Taylor <iant@google.com>
6982 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6984 (throwing, orig_terminate): New static variables.
6985 (terminate_handler): New static function.
6986 (t2): Set terminate handler.
6988 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6991 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6994 2008-05-30 Cary Coutant <ccoutant@google.com>
6996 * archive.cc (Archive::include_all_members) Correct to step
6997 over symbol table and extended name table in thin archives.
6999 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7002 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7005 2008-05-28 Caleb Howe <cshowe@google.com>
7007 * reduced_debug_output.cc: New file.
7008 * reduced_debug_output.h: New file.
7009 * options.h (class General_options): Add --strip-debug-non-line.
7010 * options.cc (General_options::finalize): Add strip_debug_non_line
7011 to the strip heirarchy.
7012 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7014 * layout.cc: Include "reduced_debug_output.h".
7015 (Layout::Layout): Initialize new fields.
7016 (line_only_debug_sections): New static array.
7017 (is_lines_only_debug_sections): New static inline function.
7018 (Layout::include_section): Handle --strip-debug-non-line.
7019 (Layout::make_output_section): If --strip-debug-non-line, build
7020 new output sections for .debug_abbrev and .debug_info.
7021 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7022 gold. Warn about possible overflow.
7023 (read_signed_LEB_128): Likewise.
7024 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7025 (read_signed_LEB_128): Declare.
7026 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7027 (HFILES): Add reduced_debug_output.h.
7028 * Makefile.in: Rebuild.
7030 2008-05-21 Ian Lance Taylor <iant@google.com>
7032 * mapfile.cc: New file.
7033 * mapfile.h: New file.
7034 * options.h (class General_options): Add -M/--print-map and -Map.
7035 * options.cc (General_options::finalize): Make -M equivalent to
7037 * main.cc: Include <cstdio> and "mapfile.h".
7038 (main): Open mapfile if requested.
7039 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7040 constructor. Change caller.
7041 (queue_initial_tasks): Add mapfile parameter. Change caller.
7042 (queue_middle_tasks): Likewise.
7043 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7045 * archive.cc: Include "mapfile.h".
7046 (Archive::add_symbols): Add mapfile parameter. Change all
7047 callers. Pass mapfile, symbol, and reason to include_member.
7048 (Archive::include_all_members): Add mapfile parameter. Change all
7050 (Archive::include_member): Add mapfile, sym, and why parameters.
7051 Change all callers. Report inclusion to map file.
7052 * archive.h: Include "fileread.h".
7053 (class Archive): Update declarations.
7054 (Archive::file): New const method.
7055 (class Add_archive_symbols): Add mapfile_ field. Update
7056 constructor. Change all callers.
7057 * readsyms.h (class Read_symbols): Likewise.
7058 (class Finish_group): Likewise.
7059 (class Read_script): Likewise.
7060 * common.cc: Include "mapfile.h".
7061 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7063 (Symbol_table::do_allocate_commons): Likewise.
7064 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7065 symbol allocation to mapfile.
7066 * common.h (class Allocate_commons_task): Add mapfile_ field.
7067 Update constructor. Change all callers.
7068 * symtab.h (class Symbol_table): Update declarations.
7069 * layout.cc: Include "mapfile.h".
7070 (Layout_task_runner::run): Print information to mapfile.
7071 (Layout::create_gold_note): Change Output_data_fixed_space to
7072 Output_data_zero_fill.
7073 (Layout::create_build_id): Likewise.
7074 (Layout::print_to_mapfile): New function.
7075 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7076 constructor. Change caller.
7077 (class Layout): Declare print_to_mapfile.
7078 * output.cc (Output_section::Input_section::print_to_mapfile): New
7080 (Output_section::add_input_section): If producing a map, always
7081 add to input_sections_ list.
7082 (Output_section::do_print_to_mapfile): New function.
7083 (Output_segment::print_sections_to_mapfile): New function.
7084 (Output_segment::print_section_list_to_mapfile): New function.
7085 * output.h: Include "mapfile.h".
7086 (Output_data::print_to_mapfile): New function.
7087 (Output_data::do_print_to_mapfile): New virtual function.
7088 (Output_segment_headers::do_print_to_mapfile): New function.
7089 (Output_file_header::do_print_to_mapfile): New function.
7090 (Output_data_const::do_print_to_mapfile): New function.
7091 (class Output_data_const_buffer): Add map_name_ field. Update
7092 constructor. Change all callers. Add do_print_to_mapfile
7094 (class Output_data_fixed_space): Likewise.
7095 (class Output_data_space): Likewise.
7096 (class Output_data_zero_fill): New class.
7097 (Output_data_strtab::do_print_to_mapfile): New function.
7098 (Output_data_reloc_base::do_print_to_mapfile): New function.
7099 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7100 (Output_data_group::do_print_to_mapfile): New function.
7101 (Output_data_got::do_print_to_mapfile): New function.
7102 (Output_data_dynamic::do_print_to_mapfile): New function.
7103 (Output_symtab_xindex::do_print_to_mapfile): New function.
7104 (class Output_section): Declare do_print_to_mapflie. Declare
7105 print_to_mapfile in Input_section.
7106 (class Output_segment): Declare new functions.
7107 * object.h (Sized_relobj::symbol_count): New function.
7108 * script-sections.cc
7109 (Output_section_element_dot_assignment::set_section_addresses):
7110 Change Output_data_fixed_space to Output_data_zero_fill.
7111 (Output_data_expression::do_print_to_mapfile): New function.
7112 * script.cc (read_input_script): Add mapfile parameter. Change
7114 * script.h (read_input_script): Update declaration.
7115 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7116 (Eh_frame::do_print_to_mapfile): New function.
7117 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7118 (Output_merge_string::do_print_to_mapfile): New function.
7119 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7121 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7123 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7125 * Makefile.am (CCFILES): Add mapfile.cc.
7126 (HFILES): Add mapfile.h.
7127 * Makefile.in: Rebuild.
7129 2008-05-19 Ian Lance Taylor <iant@google.com>
7131 * options.h (class General_options): Add -z relro.
7132 * layout.cc (Layout::Layout): Initialize relro_segment_.
7133 (Layout::add_output_section_data): Return the output section.
7134 (Layout::make_output_section): Rcognize relro sections and mark
7136 (Layout::attach_allocated_section_to_segment): Put relro sections
7137 in a PT_GNU_RELRO segment.
7138 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7140 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7142 (Layout::linkonce_mapping): Map d.rel.ro.local to
7144 (Layout::output_section_name): Us .data.rel.ro.local for any
7145 section which begins with that.
7146 * layout.h (class Layout): Update add_output_section_data
7147 declaration. Add relro_segment_ field.
7148 * output.cc (Output_section::Output_section): Initialize is_relro_
7149 and is_relro_local_ fields.
7150 (Output_segment::add_output_section): Group relro sections.
7151 (Output_segment::is_first_section_relro): New function.
7152 (Output_segment::maximum_alignment): If there is a relro section,
7153 align the segment to the common page size.
7154 (Output_segment::set_section_addresses): Track whether we are
7155 looking at relro sections. If the last section is a relro
7156 section, align to the common page size.
7157 (Output_segment::set_section_list_addresses): Add in_relro
7158 parameter. Change all callers. Align to the page size when
7159 moving from relro to non-relro section.
7160 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7162 * output.h (class Output_section): Add is_relro_ and
7163 is_relro_local_ fields.
7164 (Output_section::is_relro): New function.
7165 (Output_section::set_is_relro): New function.
7166 (Output_section::is_relro_local): New function.
7167 (Output_section::set_is_relro_local): New function.
7168 (class Output_segment): Update declarations.
7169 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7170 * sparc.cc (Target_sparc::got_section): Likewise.
7171 * x86_64.cc (Target_x86_64::got_section): Likewise.
7172 * testsuite/relro_test_main.cc: New file.
7173 * testsuite/relro_test.cc: New file.
7174 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7175 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7176 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7177 (relro_test.so, relro_test_pic.o): New targets.
7178 * testsuite/Makefile.in: Rebuild.
7180 2008-05-16 Ian Lance Taylor <iant@google.com>
7182 * output.cc (Output_segment::add_output_section): Remove front
7184 * output.h (class Output_segment): Remove
7185 add_initial_output_section and overloaded add_output_section.
7186 Update declaration of remaining add_output_section.
7187 * layout.cc (Layout::create_interp): Call add_output_section
7188 rather than add_initial_output_section.
7189 (Layout::finish_dynamic_section): Likewise.
7191 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7192 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7193 know the dynamic type.
7194 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7195 field. Initialize it in constructor.
7196 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7197 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7198 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7201 * output.cc (Output_reloc::get_address): Change return type to
7203 * output.h (class Output_reloc): Update get_address declaration.
7204 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7205 for section addresses.
7207 2008-05-09 Ian Lance Taylor <iant@google.com>
7210 * gold.cc (gold_nomem): Use return value of write.
7212 2008-05-08 Ian Lance Taylor <iant@google.com>
7214 * symtab.c (Symbol::init_base_output_data): Add version
7215 parameter. Change all callers.
7216 (Symbol::init_base_output_segment): Likewise.
7217 (Symbol::init_base_constant): Likewise.
7218 (Symbol::init_base_undefined): Likewise.
7219 (Sized_symbol::init_output_data): Likewise.
7220 (Sized_symbol::init_output_segment): Likewise.
7221 (Sized_symbol::init_constant): Likewise.
7222 (Sized_symbol::init_undefined): Likewise.
7223 (Symbol_table::do_define_in_output_data): If the new symbol has a
7224 version, mark it as the default.
7225 (Symbol_table::do_define_in_output_segment): Likewise.
7226 (Symbol_table::do_define_as_constant): Likewise.
7227 * symtab.h (class Symbol): Update declarations.
7228 (class Sized_symbol): Likewise.
7229 * resolve.cc (Symbol::override_version): New function.
7230 (Symbol::override_base): Call override_version.
7231 (Symbol::override_base_with_special): Likewise.
7232 * testsuite/ver_script_8.script: New file.
7233 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7234 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7235 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7236 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7238 2008-05-06 Ian Lance Taylor <iant@google.com>
7241 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7243 (class General_options): Remove existing --undefined, and add
7244 --no-undefined instead. Add new --undefined as synonym for -u.
7245 * archive.cc (Archive::add_symbols): Check whether symbol was
7247 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7248 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7249 all uses. Add IS_UNDEFINED. Update declarations to split
7250 different versions of init_base. Declare init_base_undefined.
7251 (Symbol::is_defined): Handle IS_UNDEFINED.
7252 (Symbol::is_undefined): Likewise.
7253 (Symbol::is_weak_undefined): Call is_undefined.
7254 (Symbol::is_absolute): Handle IS_CONSTANT.
7255 (class Sized_symbol): Update declarations to split different
7256 versions of init. Declare init_undefined.
7257 (class Symbol_table): Declare new functions.
7258 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7260 (Symbol::init_base_output_data): Likewise.
7261 (Symbol::init_base_output_segment): Likewise.
7262 (Symbol::init_base_constant): Likewise.
7263 (Symbol::init_base_undefined): New function.
7264 (Sized_symbol::init_object): Rename from init. Change all
7266 (Sized_symbol::init_output_data): Likewise.
7267 (Sized_symbol::init_output_segment): Likewise.
7268 (Sized_symbol::init_constant): Likewise.
7269 (Sized_symbol::init_undefined): New function.
7270 (Symbol_table::add_undefined_symbols_from_command_line): New
7272 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7274 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7275 (Symbol::output_section): Likewise.
7276 (Symbol::set_output_section): Likewise.
7277 (Symbol_table::sized_finalize_symbol): Likewise.
7278 (Symbol_table::sized_write_globals): Likewise.
7279 * resolve.cc (Symbol_table::should_override): Likewise.
7280 (Symbol::override_base_with_special): Likewise.
7282 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7283 symbol, change it to have default visibility.
7284 * testsuite/protected_1.cc: New file.
7285 * testsuite/protected_2.cc: New file.
7286 * testsuite/protected_3.cc: New file.
7287 * testsuite/protected_main_1.cc: New file.
7288 * testsuite/protected_main_2.cc: New file.
7289 * testsuite/protected_main_3.cc: New file.
7290 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7291 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7292 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7293 (protected_1.so): New target.
7294 (protected_1_pic.o, protected_2_pic.o): New targets.
7295 (protected_3_pic.o): New target.
7296 (check_PROGRAMS): Add protected_2.
7297 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7298 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7299 * testsuite/Makefile.in: Rebuild.
7301 * options.h (DEFINE_var): Add set_user_set_##varname__.
7302 (DEFINE_bool_alias): New macro.
7303 (class General_options): Define -Bstatic using DEFINE_bool_alias
7304 rather than DEFINE_special. Add --undefined as an alias for -z
7306 * options.cc (General_options::parse_Bstatic): Remove.
7308 * options.h (class General_options): Add --fatal-warnings.
7309 * main.cc (main): Implement --fatal-warnings.
7310 * errors.h (Errors::warning_count): New function.
7312 * options.h (class General_options): Add -Bsymbolic-functions.
7313 * symtab.h (Symbol::is_preemptible): Check for
7314 -Bsymbolic-functions.
7316 2008-05-05 Ian Lance Taylor <iant@google.com>
7318 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7319 as noVARNAME rather than no-VARNAME.
7320 (class General_options): Add option -z combreloc.
7321 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7323 (Output_reloc::sort_before) [SHT_REL]: New function.
7324 (Output_reloc::sort_before) [SHT_RELA]: New function.
7325 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7326 Sort_relocs_comparison.
7327 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7328 parameter. Change all callers.
7329 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7330 sort_relocs parameter. Change all callers.
7331 * output.cc (Output_reloc::get_address): New function, broken out
7333 (Output_reloc::write_rel): Call it.
7334 (Output_reloc::compare): New function.
7335 (Output_data_reloc_base::do_write): Optionally sort relocs.
7337 * configure.ac: If targ_extra_obj is set, link it in.
7338 * configure.tgt: Initialize all variables.
7339 (x86_64*): Set targ_extra_obj and targ_extra_size.
7340 * configure: Rebuild.
7342 * object.cc (Sized_relobj::include_section_group): Adjust section
7343 indexes read from group data. Build vector to pass to
7345 * layout.cc (Layout::layout_group): Add flags and shndxes
7346 parameters. Remove contents parameter. Change caller. Update
7347 explicit instantiations.
7348 * layout.h (class Layout): Update layout_group declaration.
7349 * output.cc (Output_data_group::Output_data_group): Add flags and
7350 input_shndxes parameters. Remove contents parameter. Change
7352 (Output_data_group::do_write): Change input_sections_ to
7354 * output.h (class Output_data_group): Update constructor
7355 declaration. Rename input_sections_ to input_shndxes_.
7356 * testsuite/many_sections_test.cc: Add template.
7358 2008-04-30 Cary Coutant <ccoutant@google.com>
7360 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7362 * layout.cc (Layout::include_section): Refactored check for debug
7364 (Layout::add_comdat): Add new parameters. Change type
7365 of signature parameter. Add object and shndx to signatures table.
7366 (Layout::find_kept_object): New function.
7367 * layout.h: Include <cstring>.
7368 (Layout::is_debug_info_section): New function.
7369 (Layout::add_comdat): Add new parameters.
7370 (Layout::find_kept_object): New function.
7371 (Layout::Kept_section): New struct.
7372 (Layout::Signatures): Change type of map range.
7373 * object.cc (Relobj::output_section_address): New function.
7374 (Sized_relobj::include_section_group): Add new parameters. Change
7375 calls to Layout::add_comdat. Change to build table of kept comdat
7376 groups and table mapping discarded sections to kept sections.
7377 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7378 (Sized_relobj::do_layout): Change calls to include_section_group and
7379 include_linkonce_section.
7380 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7381 value to zero when section is discarded.
7382 (Sized_relobj::map_to_kept_section): New function.
7383 * object.h (Relobj::output_section_address): New function.
7384 (Relobj::Comdat_group): New type.
7385 (Relobj::find_comdat_group): New function.
7386 (Relobj::Comdat_group_table): New type.
7387 (Relobj::Kept_comdat_section): New type.
7388 (Relobj::Kept_comdat_section_table): New type.
7389 (Relobj::add_comdat_group): New function.
7390 (Relobj::set_kept_comdat_section): New function.
7391 (Relobj::get_kept_comdat_section): New function.
7392 (Relobj::comdat_groups_): New field.
7393 (Relobj::kept_comdat_sections_): New field.
7394 (Symbol_value::input_value): Update comment.
7395 (Sized_relobj::map_to_kept_section) New function.
7396 (Sized_relobj::include_linkonce_section): Add new parameter.
7397 * target-reloc.h (Comdat_behavior): New type.
7398 (get_comdat_behavior): New function.
7399 (relocate_section): Add code to map a discarded section to the
7400 corresponding kept section when applying a relocation.
7402 2008-04-30 Craig Silverstein <csilvers@google.com>
7404 * dwarf_reader.cc (next_generation_count): New static var.
7405 (Addr2line_cache_entry): New struct.
7406 (addr2line_cache): New static var.
7407 (Dwarf_line_info::one_addr2line): Added caching.
7408 (Dwarf_line_info::clear_addr2line_cache): New function.
7409 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7410 cache-size parameter.
7411 (Dwarf_line_info::one_addr2line_cache): New function.
7412 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7413 new cache-size argument to one_addr2line(), and clear cache.
7415 2008-04-28 Cary Coutant <ccoutant@google.com>
7417 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7418 R_386_PC8 relocations.
7420 2008-04-23 Ian Lance Taylor <iant@google.com>
7422 * object.cc (Sized_relobj::include_section_group): Check for
7423 invalid section group.
7425 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7428 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7429 than read for file header.
7430 * archive.cc (Archive::include_member): Likewise.
7432 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7434 * aclocal.m4: Regenerate.
7435 * configure: Regenerate.
7437 2008-04-19 Ian Lance Taylor <iant@google.com>
7439 * version.cc (version_string): Bump to 1.6.
7441 * testsuite/Makefile.am (many_sections_r_test): New target.
7442 (many_sections_r_test_SOURCES): Remove.
7443 (many_sections_r_test_DEPENDENCIES): Remove.
7444 (many_sections_r_test_LDFLAGS): Remove.
7445 (many_sections_r_test_LDADD): Remove.
7447 * object.cc (Sized_relobj::do_add_symbols): Always pass
7448 local_symbol_count_ to add_from_relobj.
7450 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7451 every thousand variables.
7452 * testsuite/Makefile.in: Rebuild.
7454 * object.cc (Xindex::initialize_symtab_xindex): New function.
7455 (Xindex::read_symtab_xindex): New function.
7456 (Xindex::sym_xindex_to_shndx): New function.
7457 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7459 (Sized_relobj::do_initialize_xindex): New function.
7460 (Sized_relobj::do_read_symbols): Adjust section links.
7461 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7462 parameter. Change all callers.
7463 (Sized_relobj::include_section_group): Adjust section links and
7464 symbol section indexes.
7465 (Sized_relobj::do_layout): Adjust section links.
7466 (Sized_relobj::do_count_local_symbols): Adjust section links and
7467 symbol section indexes.
7468 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7469 ordinary and special symbols.
7470 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7471 dynsym_xindex parameters. Change all callers. Adjust section
7472 links. Use SHN_XINDEX when needed.
7473 (Sized_relobj::get_symbol_location_info): Adjust section links.
7474 Don't get fooled by special symbols.
7475 * object.h (class Xindex): Define.
7476 (class Object): Add xindex_ parameter. Declare virtual functoin
7477 do_initialize_xindex.
7478 (Object::adjust_sym_shndx): New function.
7479 (Object::set_xindex): New protected function.
7480 (class Symbol_value): Add is_ordinary_shndx_ field.
7481 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7482 (Symbol_value::value): Assert ordinary section.
7483 (Symbol_value::initialize_input_to_output_map): Likewise.
7484 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7486 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7488 (class Sized_relobj): Update declarations.
7489 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7490 parameter. Change all callers.
7491 (Sized_relobj::adjust_shndx): New function.
7492 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7494 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7495 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7496 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7497 (Sized_dynobj::read_dynsym_section): Adjust section links.
7498 (Sized_dynobj::read_dynamic): Likewise.
7499 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7501 (Sized_dynobj::do_initialize_xindex): New function.
7502 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7503 do_initialize_xindex.
7504 (Sized_dynobj::adjust_shndx): New function.
7505 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7506 dynsym_xindex_ fields.
7507 (Layout::finalize): Add a call to set_section_indexes before
7508 creating the symtab sections.
7509 (Layout::set_section_indexes): Don't do anything if the section
7510 already has a section index.
7511 (Layout::create_symtab_sections): Add shnum parameter. Change
7512 caller. Create .symtab_shndx section if needed.
7513 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7515 (Layout::allocated_output_section_count): New function.
7516 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7518 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7519 fields. Update declarations.
7520 (Layout::symtab_xindex): New function.
7521 (Layout::dynsym_xindex): New function.
7522 (class Write_symbols_task): Add layout_ field.
7523 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7525 * output.cc (Output_section_headers::Output_section_headers): Add
7526 shstrtab_section parameter. Change all callers.
7527 (Output_section_headers::do_sized_write): Store overflow values
7528 for section count and section string table section index in
7529 section header zero.
7530 (Output_file_header::do_sized_write): Check for overflow of
7531 section count and section string table section index.
7532 (Output_symtab_xindex::do_write): New function.
7533 (Output_symtab_xindex::endian_do_write): New function.
7534 * output.h (class Output_section_headers): Add shstrtab_section_.
7535 Update declarations.
7536 (class Output_symtab_xindex): Define.
7537 (Output_section::has_out_shndx): New function.
7538 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7540 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7542 (Sized_symbol::init): Likewise.
7543 (Symbol::output_section): Check for ordinary symbol.
7544 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7545 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7547 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7548 Change all callers. Simplify handling of symbols from sections
7549 not included in the link.
7550 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7552 (Weak_alias_sorter::operator()): Assert that symbols are
7554 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7556 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7557 parameters. Change all callers.
7558 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7559 symbol distinction. Use SHN_XINDEX when needed.
7560 (Symbol_table::write_section_symbol): Add symtab_xindex
7561 parameter. Change all callers.
7562 (Symbol_table::sized_write_section_symbol): Likewise. Use
7563 SHN_XINDEX when needed.
7564 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7566 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7567 (Symbol::is_defined): Check is_ordinary.
7568 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7569 (Symbol::is_absolute, Symbol::is_common): Likewise.
7570 (class Sized_symbol): Update declarations.
7571 (class Symbol_table): Update declarations.
7572 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7573 parameters. Change all callers.
7574 (Sized_symbol::override): Likewise.
7575 (Symbol_table::override): Likewise.
7576 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7577 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7578 is_ordinary, and orig_st_shndx parameters. Change all callers.
7579 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7580 to be in an ordinary section.
7581 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7582 object and is_ordinary parameters. Change all callers.
7583 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7584 Change all callers. Don't add undefined or non-ordinary symbols
7586 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7588 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7590 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7591 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7592 (Sized_relobj::relocate_sections): Likewise.
7593 * target-reloc.h (scan_relocs): Adjust section symbol index.
7594 (scan_relocatable_relocs): Likewise.
7595 * i386.cc (Scan::local): Check for ordinary symbols.
7596 * sparc.cc (Scan::local): Likewise.
7597 * x86_64.cc (Scan::local): Likewise.
7598 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7599 to symbol_section_and_value.
7600 * testsuite/many_sections_test.cc: New file.
7601 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7602 (check_PROGRAMS): Add many_sections_test.
7603 (many_sections_test_SOURCES): Define.
7604 (many_sections_test_DEPENDENCIES): Define.
7605 (many_sections_test_LDFLAGS): Define.
7606 (BUILT_SOURCES): Add many_sections_define.h.
7607 (many_sections_define.h): New target.
7608 (BUILT_SOURCES): Add many_sections_check.h.
7609 (many_sections_check.h): New target.
7610 (check_PROGRAMS): Add many_sections_r_test.
7611 (many_sections_r_test_SOURCES): Define.
7612 (many_sections_r_test_DEPENDENCIES): Define.
7613 (many_sections_r_test_LDFLAGS): Define.
7614 (many_sections_r_test_LDADD): Define.
7615 (many_sections_r_test.o): New target.
7616 * testsuite/Makefile.in: Rebuild.
7618 2008-04-17 Cary Coutant <ccoutant@google.com>
7620 * errors.cc (Errors::info): New function.
7621 (gold_info): New function.
7622 * errors.h (Errors::info): New function.
7623 * gold.h (gold_info): New function.
7624 * object.cc (Input_objects::add_object): Print trace output.
7625 * options.cc (options::parse_set): New function.
7626 (General_options::parse_wrap): Deleted.
7627 (General_options::General_options): Deleted initializer.
7628 * options.h (options::String_set): New typedef.
7629 (options::parse_set): New function.
7630 (DEFINE_set): New macro.
7631 (General_options::wrap): Changed to use DEFINE_set. Changed
7632 callers of any_wrap_symbols and is_wrap_symbol.
7633 (General_options::trace, General_options::trace_symbol):
7635 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7636 (General_options::wrap_symbols_): Deleted.
7637 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7639 2008-04-17 David S. Miller <davem@davemloft.net>
7641 * options.cc (General_options::parse_V): New function.
7642 * options.h: Add entries for -V and -Qy.
7644 2008-04-17 Ian Lance Taylor <iant@google.com>
7646 * common.cc (Symbol_table::allocate_commons): Remove options
7647 parameter. Change caller.
7648 (Symbol_table::do_allocate_commons): Remove options parameter.
7649 Change caller. Just call do_allocate_commons_list twice.
7650 (Symbol_table::do_allocate_commons_list): New function, broken out
7651 of do_allocate_commons.
7652 * common.h (class Allocate_commons_task): Remove options_ field.
7654 * symtab.cc (Symbol_table::Symbol_table): Initialize
7656 (Symbol_table::add_from_object): Put TLS common symbols on
7658 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7659 which are IN_OUTPUT_DATA.
7660 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7661 allocate_commons and do_allocate_commons declarations. Declare
7662 do_allocate_commons_list.
7663 * gold.cc (queue_middle_tasks): Update creation of
7664 Allocate_commons_task to not pass options.
7665 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7666 (TLS_TEST_C_FLAGS): New variable.
7667 (tls_test_c_pic.o): New target.
7668 (tls_test_shared.so): Link in tls_test_c_pic.o.
7669 (tls_test_c_pic_ie.o): New target.
7670 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7671 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7672 (tls_test_c.o): New target.
7673 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7674 (tls_pic_test_LDADD): Likewise.
7675 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7676 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7677 (tls_test_c_gnu2.o): New target.
7678 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7680 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7681 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7682 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7683 * testsuite/tls_test.cc: Include "config.h".
7684 (t_last): Call t11_last.
7685 * testsuite/tls_test.h (t11, t11_last): Declare.
7686 * testsuite/tls_test_c.c: New file.
7687 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7688 * configure.ac: Check for OpenMP support.
7689 * configure, config.in, Makefile.in: Rebuild.
7690 * testsuite/Makefile.in: Rebuild.
7692 2008-04-16 Cary Coutant <ccoutant@google.com>
7694 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7695 (Target_i386::tls_base_symbol_defined_): New field.
7696 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7697 (Target_i386::Scan::global): Likewise.
7698 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7699 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7700 (Target_x86_64::tls_base_symbol_defined_): New field.
7701 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7702 (Target_x86_64::Scan::global): Likewise.
7704 2008-04-16 Cary Coutant <ccoutant@google.com>
7706 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7707 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7708 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7709 building shared libraries.
7710 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7711 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7712 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7713 * testsuite/Makefile.in: Rebuild.
7714 * testsuite/weak_undef.h: New file.
7715 * testsuite/weak_undef_file1.cc: Add extra test cases.
7716 * testsuite/weak_undef_file2.cc: Likewise.
7717 * testsuite/weak_undef_test.cc: Likewise.
7719 2008-04-16 David S. Miller <davem@davemloft.net>
7721 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7722 Add issued_non_pic_error_ field. Declare check_non_pic.
7723 (Target_sparc::Scan::check_non_pic): New function.
7724 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7725 (Target_sparc::Scan::global): Likewise.
7727 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7728 * configure: Rebuild.
7730 * options.h (DEFINE_enable): New macro.
7731 (new_dtags): New enable option.
7732 (initfirst, interpose, loadfltr, nodefaultlib,
7733 nodelete, nodlopen, nodump): New -z options.
7734 * layout.cc (Layout:finish_dynamic_section): If new
7735 dtags enabled, emit DT_RUNPATH. Also, emit a
7736 DT_FLAGS_1 containing any specified -z flags.
7738 2008-04-16 Ian Lance Taylor <iant@google.com>
7740 * copy-relocs.cc: New file.
7741 * copy-relocs.h: New file.
7742 * reloc.cc: Remove Copy_relocs code.
7743 * reloc.h: Likewise.
7744 * reloc-types.h (struct Reloc_types) [both versions]: Add
7745 get_reloc_addend_noerror.
7746 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7747 variants of add_global which take an addend which must be zero.
7748 * i386.cc: Include "copy-relocs.h".
7749 (class Target_i386): Change type of copy_relocs_ to variable,
7751 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7753 (Target_i386::do_finalize_sections): Change handling of
7755 * sparc.cc: Include "copy-relocs.h".
7756 (class Target_sparc): Change type of copy_relocs_ to variable,
7758 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7760 (Target_sparc::do_finalize_sections): Change handling of
7762 * x86_64.cc: Include "copy-relocs.h".
7763 (class Target_x86_64): Change type of copy_relocs_ to variable,
7765 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7766 class. Change all callers.
7767 (Target_x86_64::do_finalize_sections): Change handling of
7769 * Makefile.am (CCFILES): Add copy-relocs.cc.
7770 (HFILES): Add copy-relocs.h.
7772 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7774 * testsuite/script_test_4.sh: Permit leading zeroes.
7776 2008-04-15 Ian Lance Taylor <iant@google.com>
7778 * script-sections.cc (Script_sections::create_segments): Use
7779 header_size_adjustment even when there is enough room for the
7781 * testsuite/script_test_4.sh: New file.
7782 * testsuite/script_test_4.t: New file.
7783 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7784 (check_DATA): Add script_test_4.stdout.
7785 (MOSTLYCLEANFILES): Likewise.
7786 (script_test_4): New target.
7787 (script_test_4.stdout): New target.
7788 * testsuite/Makefile.in: Rebuild.
7790 * sparc.cc: Add definitions for Output_data_plt_sparc class
7793 2008-04-14 David S. Miller <davem@davemloft.net>
7795 * sparc.cc: New file.
7796 * Makefile.am (TARGETSOURCES): Add sparc.cc
7797 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7798 * configure.tgt: Document targ_extra_size and
7799 targ_extra_big_endian. Add entries for sparc-* and
7801 * configure.ac: Handle targ_extra_size and
7802 targ_extra_big_endian.
7803 * Makefile.in: Rebuild.
7804 * configure: Likewise.
7805 * po/POTFILES.in: Likewise.
7806 * po/gold.pot: Likewise.
7808 2008-04-14 Ian Lance Taylor <iant@google.com>
7810 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7811 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7812 in the name/type/flags to section mapping. Don't call
7813 allocate_output_section.
7814 (Layout::choose_output_section): Change parameter from adjust_name
7815 to is_input_section. Don't permit input sections after sections
7816 are attached to segments. Don't call allocate_output_section.
7817 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7818 not write_enable_output_section.
7819 (Layout::make_output_section): Don't push to
7820 unattached_section_list_ nor call attach_to_segment. Call
7821 attach_section_to_segment if sections are attached.
7822 (Layout::attach_sections_to_segments): New function.
7823 (Layout::attach_section_to_segment): New function.
7824 (Layout::attach_allocated_section_to_segment): Rename from
7825 attach_to_segment. Remove flags parameter.
7826 (Layout::allocate_output_section): Remove function.
7827 (Layout::write_enable_output_section): Remove function.
7828 * layout.h (class Layout): Update for above changes. Add new
7829 field sections_are_attached_.
7830 * output.h (Output_section::update_flags_for_input_section): New
7832 * output.cc (Output_section::add_input_section): Call
7833 update_flags_for_input_section.
7834 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7836 2008-04-11 Cary Coutant <ccoutant@google.com>
7838 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7839 thought unnecessary.
7840 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7842 2008-04-11 Ian Lance Taylor <iant@google.com>
7844 * output.h (class Output_section_data): Remove inline definition
7846 * output.cc (Output_section_data::set_addralign): New function.
7848 2008-04-11 Cary Coutant <ccoutant@google.com>
7850 Add support for TLS descriptors for i386 and x86_64.
7851 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7852 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7853 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7855 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7856 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7857 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7859 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7860 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7861 Fix problem with initial-exec relocations.
7862 (Target_i386::Relocate::relocate_tls): Likewise.
7863 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7865 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7866 support for section-plus-offset dynamic table entries.
7867 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7868 (Output_data_dynamic::Dynamic_entry): Add support for
7869 section-plus-offset dynamic table entries.
7870 (Output_data_dynamic::Classification): Likewise.
7871 (Output_data_dynamic::classification_): Renamed offset_.
7872 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7873 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7874 (Target_x86_64::make_plt_section): New function.
7875 (Target_x86_64::reserve_tlsdesc_entries): New function.
7876 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7877 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7878 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7879 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7880 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7881 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7882 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7883 add extra PLT entry for TLS descriptors.
7884 (Output_data_plt_x86_64::got_): New field.
7885 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7886 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7888 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7890 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7891 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7892 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7893 R_386_TLS_DESC_CALL relocations.
7894 (Target_x86_64::Scan::global): Likewise.
7895 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7896 for TLS descriptors.
7897 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7898 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7899 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7900 GD-to-IE relaxation.
7901 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7902 and TLS_DESCRIPTORS.
7903 * Makefile.in: Rebuild.
7904 * configure: Rebuild.
7905 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7906 (tls_test_shared2.so): New target.
7907 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7908 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7909 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7910 (tls_shared_gd_to_ie_test_LDADD): New variable.
7911 (tls_shared_gnu2_gd_to_ie_test): New target.
7912 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7914 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7915 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7916 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7917 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7918 (tls_shared_gnu2_test): New target.
7919 (tls_test_gnu2_shared.so): New target.
7920 (tls_shared_gnu2_test_SOURCES): New variable.
7921 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7922 (tls_shared_gnu2_test_LDFLAGS): New variable.
7923 (tls_shared_gnu2_test_LDADD): New variable.
7924 * testsuite/Makefile.in: Rebuild.
7925 * testsuite/Makefile.
7927 2008-04-11 Ian Lance Taylor <iant@google.com>
7929 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7931 * testsuite/Makefile.in: Rebuild.
7933 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7935 * testsuite/script_test_2.cc (main): Adjust test.
7937 2008-04-11 David S. Miller <davem@davemloft.net>
7938 Ian Lance Taylor <iant@google.com>
7940 * options.h (General_options): Add entries for '-Y' and
7942 * options.cc (General_options:finalize): If -Y was used, add those
7943 entries to the library path instead of the default "/lib" and
7946 2008-04-11 David S. Miller <davem@davemloft.net>
7948 * testsuite/justsyms.t: Start at 0x100.
7949 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7950 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7952 * testsuite/script_test_2.cc: Adjust string and section length
7955 2008-04-09 Ian Lance Taylor <iant@google.com>
7958 * script-sections.cc (Sections_element::allocate_to_segment): Add
7960 (Output_section_definition::allocate_to_segment): Likewise.
7961 (Orphan_output_section::allocate_to_segment): Likewise.
7962 (Script_sections::attach_sections_using_phdrs_clause): Don't
7963 propagate non-PT_LOAD segments to orphan sections.
7964 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7965 readelf rather than objdump.
7966 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7967 .interp section and PT_INTERP segment are the same size.
7968 * testsuite/Makefile.in: Rebuild.
7970 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7971 aliases for symbols defined in the same object.
7972 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7973 (weak_alias_test_SOURCES): New variable.
7974 (weak_alias_test_DEPENDENCIES): New variable.
7975 (weak_alias_test_LDFLAGS): New variable.
7976 (weak_alias_test_LDADD): New variable.
7977 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7978 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7979 (weak_alias_test_3.o): New target.
7980 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7981 * testsuite/weak_alias_test_main.cc: New file.
7982 * testsuite/weak_alias_test_1.cc: New file.
7983 * testsuite/weak_alias_test_2.cc: New file.
7984 * testsuite/weak_alias_test_3.cc: New file.
7986 2008-04-08 Ian Lance Taylor <iant@google.com>
7988 * options.h (class General_options): Add --noinhibit-exec option.
7989 * main.cc (main): Check --noinhibit-exec.
7991 * options.h (class General_options): Define --wrap as a special
7992 option. Add wrap_symbols_ field.
7993 (General_options::any_wrap_symbols): New function.
7994 (General_options::is_wrap_symbol): New function.
7995 * options.cc (General_options::parse_wrap): New function.
7996 (General_options::General_options): Initialize wrap_symbols_.
7997 * symtab.cc (Symbol_table::wrap_symbol): New function.
7998 (Symbol_table::add_from_object): Handle --wrap.
7999 * symtab.h (class Symbol_table): Declare wrap_symbol.
8000 * target.h (Target::wrap_char): New function.
8001 (Target::Target_info): Add wrap_char field.
8002 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8003 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8004 * testsuite/testfile.cc (Target_test::test_target_info):
8007 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8010 * layout.h (class Layout): Add added_eh_frame_data_ field.
8011 * layout.cc (Layout::Layout): Initialize new field.
8012 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8013 output section until we find a section we merged successfully.
8014 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8015 that the size be non-zero.
8017 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8020 2008-04-08 Craig Silverstein <csilvers@google.com>
8022 * configure.ac: Export new conditional variable HAVE_ZLIB.
8023 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8025 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8026 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8028 2008-04-07 Ian Lance Taylor <iant@google.com>
8030 * version.cc (version_string): Set to "1.5".
8032 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8033 Add issued_non_pic_error_ field. Declare check_non_pic.
8034 (Target_x86_64::Scan::check_non_pic): New function.
8035 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8036 (Target_x86_64::Scan::global): Likewise.
8038 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8039 addend parameter. Change caller. Handle merge sections.
8040 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8041 Address to Addend. Don't add in the result of
8042 local_section_offset, pass down the addend and use the returned
8044 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8045 Update declarations of local_section_offset and symbol_value.
8046 * testsuite/two_file_test_1.cc (t18): New function.
8047 * testsuite/two_file_test_2.cc (f18): New function.
8048 * testsuite/two_file_test_main.cc (main): Call t18.
8049 * testsuite/two_file_test.h (t18, f18): Declare.
8051 * configure.ac: Don't test for objdump, c++filt, or readelf.
8052 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8054 (TEST_READELF): New variable.
8055 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8056 (check_PROGRAMS): Add two_file_strip_test.
8057 (two_file_strip_test): New target.
8058 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8059 (two_file_same_shared_strip_test_SOURCES): New variable.
8060 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8061 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8062 (two_file_same_shared_strip_test_LDADD): New variable.
8063 (two_file_shared_strip.so): New target.
8064 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8065 (ver_test_5.syms, ver_test_7.syms): Likewise.
8066 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8067 (strip_test_3.stdout): Use TEST_OBJDUMP.
8068 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8070 2008-04-04 Cary Coutant <ccoutant@google.com>
8072 * symtab.h (Symbol::is_weak_undefined): New function.
8073 (Symbol::is_strong_undefined): New function.
8074 (Symbol::is_absolute): New function.
8075 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8076 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8078 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8079 (weak_undef_test): New target.
8080 * testsuite/Makefile.in: Rebuild.
8081 * testsuite/weak_undef_file1.cc: New file.
8082 * testsuite/weak_undef_file2.cc: New file.
8083 * testsuite/weak_undef_test.cc: New file.
8085 2008-04-03 Craig Silverstein <csilvers@google.com>
8087 * compressed_output.h (class Output_compressed_section): Use
8089 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8091 (zlib_compressed_suffix): Removed.
8092 (Output_compressed_section::set_final_data_size): Use unsigned
8094 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8095 Fix linker invocation.
8096 (flagstest_o_specialfile_and_compress_debug_sections):
8098 * testsuite/Makefile.in: Regenerated.
8100 2008-04-02 David S. Miller <davem@davemloft.net>
8102 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8103 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8105 2008-04-02 Craig Silverstein <csilvers@google.com>
8109 2008-04-02 Ian Lance Taylor <iant@google.com>
8111 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8112 parameters. Update for new key type to views_. Change all
8114 (File_read::read): Adjust for byteshift in returned view.
8115 (File_read::add_view): New function, broken out of
8117 (File_read::make_view): New function, broken out of
8119 (File_read::find_or_make_view): Add offset and aligned
8120 parameters. Rewrite accordingly. Change all callers.
8121 (File_read::get_view): Add offset and aligned parameters. Adjust
8122 for byteshift in return value.
8123 (File_read::get_lasting_view): Likewise.
8124 * fileread.h (class File_read): Update declarations.
8125 (class File_read::View): Add byteshift_ field. Add byteshift to
8126 constructor. Add byteshift method.
8127 * archive.h (Archive::clear_uncached_views): New function.
8128 (Archive::get_view): Add aligned parameter. Change all callers.
8129 * object.h (Object::get_view): Add aligned parameter. Change all
8131 (Object::get_lasting_view): Likewise.
8133 * fileread.cc (File_read::release): Don't call clear_views if
8134 there are multiple objects.
8135 * fileread.h (File_read::clear_uncached_views): New function.
8136 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8139 2008-03-31 Cary Coutant <ccoutant@google.com>
8141 Add thin archive support.
8142 * archive.cc (Archive::armagt): New const.
8143 (Archive::setup): Remove task parameter and calls to unlock.
8144 (Archive::unlock_nested_archives): New function.
8145 (Archive::read_header): Add nested_off parameter. Change
8147 (Archive::interpret_header): Likewise.
8148 (Archive::include_all_members): Change to handle thin
8150 (Archive::include_member): Likewise.
8151 * archive.h (Archive::Archive): Add new parameters and
8153 (Archive::armagt): New const.
8154 (Archive::setup): Remove task parameter.
8155 (Archive::unlock_nested_archives): New function.
8156 (Archive::read_header): Add nested_off parameter.
8157 (Archive::interpret_header): Likewise.
8158 (Archive::Nested_archive_table): New typedef.
8159 (Archive::is_thin_archive_): New field.
8160 (Archive::nested_archives_): New field.
8161 (Archive::options_): New field.
8162 (Archive::dirpath_): New field.
8163 (Archive::task_): New field.
8164 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8165 for thin archives. Pass additional parameters to
8166 Archive::Archive. Unlock the archive file after calling
8169 2008-03-29 Ian Lance Taylor <iant@google.com>
8171 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8172 version symbol to be local.
8173 * testsuite/ver_test_4.sh: New file.
8174 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8175 (check_DATA): Add ver_test_4.syms.
8176 (ver_test_4.syms): New target.
8177 * testsuite/Makefile.in: Rebuild.
8180 (Output_section::Input_section_sort_entry::has_priority): New
8182 (Output_section::Input_section_sort_entry::match_file_name): New
8184 (Output_section::Input_section_sort_entry::match_section_name):
8186 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8188 (Output_section::Input_section_sort_entry::match_section_file):
8190 (Output_section::Input_section_sort_compare::operator()): Rewrite
8191 using new Input_section_sort_entry functions. Sort crtbegin and
8192 crtend first. Sort sections with no priority before sections with
8194 * testsuite/initpri1.c (d3): Check j != 4.
8195 (cd5): New constructor/destructor function.
8196 (main): Check j != 2.
8198 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8199 new symbol when resolving, don't call set_is_default.
8200 * testsuite/ver_test_7.cc: New file.
8201 * testsuite/ver_test_7.sh: New file.
8202 * testsuite/Makefile.am (ver_test_7.so): New target.
8203 (ver_test_7.o): New target.
8204 (check_SCRIPTS): Add ver_test_7.sh.
8205 (check_DATA): Add ver_test_7.syms.
8206 (ver_test_7.syms): New target.
8208 2008-03-28 Ian Lance Taylor <iant@google.com>
8210 * layout.cc (Layout::layout): If we see an input section with a
8211 name that needs sorting, set the must_sort flag for the output
8213 (Layout::make_output_section): If the name of the output section
8214 indicates that it might require sorting, set the may_sort flag.
8215 * output.h (Output_section::may_sort_attached_input_sections): New
8217 (Output_section::set_may_sort_attached_input_sections): New
8219 (Output_section::must_sort_attached_input_sections): New
8221 (Output_section::set_must_sort_attached_input_sections): New
8223 (class Output_section): Declare Input_section_sort_entry. Define
8224 Input_section_sort_compare. Declare
8225 sort_attached_input_sections. Add new fields:
8226 may_sort_attached_input_sections_,
8227 must_sort_attached_input_sections_,
8228 attached_input_sections_are_sorted_.
8229 * output.cc (Output_section::Output_section): Initialize new
8231 (Output_section::add_input_section): Add an entry to
8232 input_sections_ if may_sort or must_sort are true.
8233 (Output_section::set_final_data_size): Call
8234 sort_attached_input_sections if necessary.
8235 (Output_section::Input_section_sort_entry): Define new class.
8236 (Output_section::Input_section_sort_compare::operator()): New
8238 (Output_section::sort_attached_input_sections): New function.
8239 * configure.ac: Check whether the compiler supports constructor
8240 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8241 * testsuite/initpri1.c: New file.
8242 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8243 CONSTRUCTOR_PRIORITY.
8244 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8245 (initpri1_LDFLAGS): New variable.
8246 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8248 2008-03-27 Ian Lance Taylor <iant@google.com>
8250 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8251 * testsuite/common_test_1.c: New file.
8252 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8253 (common_test_1_SOURCES): New variable.
8254 (common_test_1_DEPENDENCIES): New variable.
8255 (common_test_1_LDFLAGS): New variable.
8257 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8258 and commons_ correctly when NAME/VERSION does not override
8260 * testsuite/ver_test_6.c: New file.
8261 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8262 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8263 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8265 2008-03-26 Ian Lance Taylor <iant@google.com>
8267 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8268 of an undefined symbol from a version script.
8269 * testsuite/Makefile.am (ver_test_5.so): New target.
8270 (ver_test_5.o): New target.
8271 (check_SCRIPTS): Add ver_test_5.sh.
8272 (check_DATA): Add ver_test_5.syms.
8273 (ver_test_5.syms): New target.
8274 * testsuite/ver_test_5.cc: New file.
8275 * testsuite/ver_test_5.script: New file.
8276 * testsuite/ver_test_5.sh: New file.
8277 * Makefile.in, testsuite/Makefile.in: Rebuild.
8280 Fix problems building gold with gcc 4.3.0.
8281 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8282 (gold_error_at_location, gold_warning_at_location): Use it.
8283 * configure.ac: Check whether we can compile and use a template
8284 function with a printf attribute.
8285 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8286 when jumping over bytes.
8287 * object.cc: Instantiate Object::read_section_data.
8288 * debug.h: Include <cstring>
8289 * dwarf_reader.cc: Include <algorithm>
8290 * main.cc: Include <cstring>.
8291 * options.cc: Include <cstring>.
8292 * output.cc: Include <cstring>.
8293 * script.cc: Include <cstring>.
8294 * script.h: Include <string>.
8295 * symtab.cc: Include <cstring> and <algorithm>.
8296 * target-select.cc: Include <cstring>.
8297 * version.cc: Include <string>.
8298 * testsuite/testmain.cc: Include <cstdlib>.
8299 * configure, config.in: Rebuild.
8301 2008-03-25 Ian Lance Taylor <iant@google.com>
8303 * options.cc: Include "../bfd/bfdver.h".
8304 (options::help): Print bug reporting address.
8306 * version.cc (print_version): Adjust output for current value of
8311 * options.cc (options::help): Print list of supported targets.
8312 * target-select.h: Include <vector>.
8313 (class Target_selector): Make machine_, size_, and is_big_endian_
8314 fields const. Add bfd_name_ and instantiated_target_ fields.
8315 (Target_selector::Target_selector): Add bfd_name parameter.
8316 (Target_selector::recognize): Make non-virtual, call
8318 (Target_selector::recognize_by_name): Make non-virtual, call
8319 do_recognize_by_name.
8320 (Target_selector::supported_names): New function.
8321 (Target_selector::bfd_name): New function.
8322 (Target_selector::do_instantiate_target): New pure virtual
8324 (Target_selector::do_recognize): New virtual function.
8325 (Target_selector::do_recognize_by_name): New virtual function.
8326 (Target_selector::instantiate_target): New private function.
8327 (supported_target_names): Declare.
8328 * target-select.cc (Target_selector::Target_selector): Update for
8329 new parameter and fields.
8330 (select_target_by_name): Check that the name matches before
8331 calling recognize_by_name.
8332 (supported_target_names): New function.
8333 * i386.cc (class Target_selector_i386): Update Target_selector
8334 constructor call. Remove recognize and recognize_by_name. Add
8335 do_instantiate_target.
8336 * x86_64.cc (class Target_selector_x86_64): Likewise.
8337 * testsuite/testfile.cc (class Target_selector_test): Update for
8338 changes to Target_selector.
8340 * README: Rewrite, with some notes on unsupported features.
8342 2008-03-24 Cary Coutant <ccoutant@google.com>
8344 * i386.cc (Target_i386::Got_type): New enum declaration.
8345 (Target_i386::Scan::local): Updated callers of Output_data_got
8347 (Target_i386::Scan::global): Likewise.
8348 (Target_i386::Relocate::relocate): Likewise.
8349 (Target_i386::Relocate::relocate_tls): Likewise.
8350 * object.h (Got_offset_list): New class.
8351 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8352 (Sized_relobj::local_got_offset): Likewise.
8353 (Sized_relobj::set_local_got_offset): Likewise.
8354 (Sized_relobj::local_has_tls_got_offset): Removed.
8355 (Sized_relobj::local_tls_got_offset): Removed.
8356 (Sized_relobj::set_local_tls_got_offset): Removed.
8357 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8358 * output.cc (Output_data_got::add_global): Added got_type parameter.
8359 (Output_data_got::add_global_with_rel): Likewise.
8360 (Output_data_got::add_global_with_rela): Likewise.
8361 (Output_data_got::add_global_pair_with_rel): New function.
8362 (Output_data_got::add_global_pair_with_rela): New function.
8363 (Output_data_got::add_local): Added got_type parameter.
8364 (Output_data_got::add_local_with_rel): Likewise.
8365 (Output_data_got::add_local_with_rela): Likewise.
8366 (Output_data_got::add_local_pair_with_rel): New function.
8367 (Output_data_got::add_local_pair_with_rela): New function.
8368 (Output_data_got::add_global_tls): Removed.
8369 (Output_data_got::add_global_tls_with_rel): Removed.
8370 (Output_data_got::add_global_tls_with_rela): Removed.
8371 (Output_data_got::add_local_tls): Removed.
8372 (Output_data_got::add_local_tls_with_rel): Removed.
8373 (Output_data_got::add_local_tls_with_rela): Removed.
8374 * output.h (Output_data_got::add_global): Added got_type parameter.
8375 (Output_data_got::add_global_with_rel): Likewise.
8376 (Output_data_got::add_global_with_rela): Likewise.
8377 (Output_data_got::add_global_pair_with_rel): New function.
8378 (Output_data_got::add_global_pair_with_rela): New function.
8379 (Output_data_got::add_local): Added got_type parameter.
8380 (Output_data_got::add_local_with_rel): Likewise.
8381 (Output_data_got::add_local_with_rela): Likewise.
8382 (Output_data_got::add_local_pair_with_rel): New function.
8383 (Output_data_got::add_local_pair_with_rela): New function.
8384 (Output_data_got::add_global_tls): Removed.
8385 (Output_data_got::add_global_tls_with_rel): Removed.
8386 (Output_data_got::add_global_tls_with_rela): Removed.
8387 (Output_data_got::add_local_tls): Removed.
8388 (Output_data_got::add_local_tls_with_rel): Removed.
8389 (Output_data_got::add_local_tls_with_rela): Removed.
8390 * resolve.cc (Symbol::override_base_with_special): Removed
8391 reference to has_got_offset_ field.
8392 * symtab.cc (Symbol::init_fields): Replaced initialization
8393 of got_offset_ with got_offsets_. Removed initialization
8395 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8396 (Symbol::got_offset): Likewise.
8397 (Symbol::set_got_offset): Likewise.
8398 (Symbol::has_tls_got_offset): Removed.
8399 (Symbol::tls_got_offset): Removed.
8400 (Symbol::set_tls_got_offset): Removed.
8401 (Symbol::got_offset_): Removed.
8402 (Symbol::tls_mod_got_offset_): Removed.
8403 (Symbol::tls_pair_got_offset_): Removed.
8404 (Symbol::got_offsets_): New field.
8405 (Symbol::has_got_offset): Removed.
8406 (Symbol::has_tls_mod_got_offset): Removed.
8407 (Symbol::has_tls_pair_got_offset): Removed.
8408 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8409 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8411 (Target_x86_64::Scan::global): Likewise.
8412 (Target_x86_64::Relocate::relocate): Likewise.
8413 (Target_x86_64::Relocate::relocate_tls): Likewise.
8415 2008-03-25 Ben Elliston <bje@au.ibm.com>
8417 * yyscript.y: Fix spelling error in comment.
8419 2008-03-24 Ian Lance Taylor <iant@google.com>
8421 * options.h (class General_options): Define build_id option.
8422 * layout.h (class Layout): Declare write_build_id, create_note,
8423 create_build_id. Add build_id_note_ member.
8424 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8425 "libiberty.h", "md5.h", "sha1.h".
8426 (Layout::Layout): Initialize eh_frame_data_,
8427 eh_frame_hdr_section_, and build_id_note_.
8428 (Layout::finalize): Call create_build_id.
8429 (Layout::create_note): New function, broken out of
8430 Layout::create_gold_note.
8431 (Layout::create_gold_note): Call create_note.
8432 (Layout::create_build_id): New function.
8433 (Layout::write_build_id): New function.
8434 (Close_task_runner::run): Call write_build_id.
8436 * x86_64.cc: Correct license to GPLv3.
8438 2008-03-23 Ian Lance Taylor <iant@google.com>
8440 * options.cc: Include "demangle.h".
8441 (parse_optional_string): New function.
8442 (parse_long_option): Handle takes_optional_argument.
8443 (parse_short_option): Update dash_z initializer. Handle
8444 takes_optional_argument.
8445 (General_options::General_options): Initialize do_demangle_.
8446 (General_options::finalize): Set do_demangle_. Handle demangling
8448 * options.h (parse_optional_string): Declare.
8449 (struct One_option): Add optional_arg field. Update constructor.
8450 Update call constructor calls. Add takes_optional_argument
8452 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8453 (DEFINE_optional_string): Define.
8454 (General_options::demangle): Change from DEFINE_bool to
8455 DEFINE_optional_string.
8456 (General_options::no_demangle): New function.
8457 (General_options::do_demangle): New function.
8458 (General_options::set_do_demangle): New function.
8459 (General_options::execstack_status_): Move definition to end of
8461 (General_options::static_): Likewise.
8462 (General_options::do_demangle_): New field.
8463 * object.cc (big_endian>::get_symbol_location_info): Call
8464 Options::do_demangle, not Options::demangle.
8465 * symtab.cc (demangle): Likewise.
8467 2008-03-22 Ian Lance Taylor <iant@google.com>
8469 * gold.h: Include <cstddef> and <sys/types.h>
8470 * options.h: Include <cstring>.
8472 2008-03-21 Ian Lance Taylor <iant@google.com>
8474 * Added source code to GNU binutils.