1 2010-08-02 Ian Lance Taylor <iant@google.com>
3 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7 2010-08-02 Ian Lance Taylor <iant@google.com>
10 * script.cc (Script_options::Script_options): Initialize
11 symbol_definitions_ and symbol_references_.
12 (Script_options::add_symbol_assignment): Update
13 symbol_definitions_ and symbol_references_.
14 (Script_options::add_symbol_reference): New function.
15 (script_symbol): New function.
16 * script.h (class Script_options): Add symbol_definitions_ and
17 symbol_references_ fields.
18 (Script_options::referenced_const_iterator): New type.
19 (Script_options::referenced_begin): New function.
20 (Script_options::referenced_end): New function.
21 (Script_options::is_referenced): New function.
22 (Script_options::any_unreferenced): New function.
23 * script-c.h (script_symbol): Declare.
24 * yyscript.y (exp): Call script_symbol.
25 * symtab.cc: Include "script.h".
26 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
27 Change all callers. Check symbols referenced by scripts.
28 (Symbol_table::add_undefined_symbols_from_command_line): Add
29 layout parameter. Change all callers.
30 (Symbol_table::do_add_undefined_symbols_from_command_line):
31 Likewise. Break out loop body. Check symbols referenced by
33 (Symbol_table::add_undefined_symbol_from_command_line): New
34 function broken out of
35 do_add_undefined_symbols_from_command_line.
36 * symtab.h (class Symbol_table): Update declarations.
37 * archive.cc: Include "layout.h".
38 (Archive::should_include_member): Add layout parameter. Change
39 all callers. Check for symbol mentioned in expression.
40 * archive.h (class Archive): Update declaration.
41 * object.cc (Sized_relobj::do_should_include_member): Add layout
43 * object.h (Object::should_include_member): Add layout parameter.
45 (Object::do_should_include_member): Add layout parameter.
46 (class Sized_relobj): Update declaration.
47 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
49 * dynobj.h (class Sized_dynobj): Update declaration.
50 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
52 * plugin.h (class Sized_pluginobj): Update declaration.
54 2010-08-02 Ian Lance Taylor <iant@google.com>
57 * output.cc (Output_segment::set_offset): Search for the first and
58 last sections rather than assuming that the list is in order.
59 (Output_segment::find_first_and_last_list): New function.
60 * output.h (class Output_segment): Update declarations.
61 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
62 (relro_strip_test_SOURCES): New variable.
63 (relro_strip_test_DEPENDENCIES): New variable.
64 (relro_strip_test_LDFLAGS): New variable.
65 (relro_strip_test_LDADD): New variable.
66 (relro_strip_test.so): New target.
68 2010-08-02 Ian Lance Taylor <iant@google.com>
70 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
71 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
72 (Target_i386::got_tlsdesc_section): New function.
73 (Target_i386::got_section): Create space for GOT entries for
75 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
77 (Target_i386::Scan::global): Likewise.
78 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
80 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
81 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
82 (Target_x86_64::got_tlsdesc_section): New function.
83 (Target_x86_64::got_section): Create space for GOT entries for
85 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
87 (Target_x86_64::Scan::global): Likewise.
88 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
91 2010-08-02 Ian Lance Taylor <iant@google.com>
93 * testsuite/final_layout.sh: Use dc to convert from hex to
96 2010-07-29 Sriraman Tallam <tmsriram@google.com>
98 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
99 paramter to the call to gold::gc_process_relocs.
100 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
101 paramter to the call to gold::gc_process_relocs.
102 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
103 parameter to the call to gold::gc_process_relocs.
104 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
105 template parameter to the call to gold::gc_process_relocs.
106 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
107 paramter to the call to gold::gc_process_relocs.
108 * gc.h (get_embedded_addend_size): New function.
109 (gc_process_relocs): Save the size of the reloc for use by ICF.
110 * icf.cc (get_section_contents): Get the addend from the text section
111 for SHT_REL relocation sections.
112 * icf.h (Icf::Reloc_addend_size_info): New typedef.
113 (Icf::Reloc_info): Add new member reloc_addend_size_info.
114 * int_encoding.h (read_from_pointer): New overloaded function.
115 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
116 * testsuite/icf_sht_rel_addend_test.sh: New file.
117 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
118 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
120 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
122 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
123 * Makefile.in: Regenerate.
124 * testsuite/Makefile.in: Regenerate.
126 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
128 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
129 * gold/testsuite/debug_msg.cc: Likewise.
130 * gold/testsuite/odr_violation1.cc
131 * gold/testsuite/odr_violation2.cc
133 2010-07-21 Cary Coutant <ccoutant@google.com>
135 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
136 string, and length fields.
137 (Output_merge_string::Merged_strings_list): New type.
138 (Output_merge_string::Merged_strings_lists): New typedef.
139 (Output_merge_string): Replace merged_strings_ with
140 merged_strings_lists_.
141 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
142 Merged_strings_list per input object and section. Don't store pointer
143 to the string. Don't store length with each merged string entry.
144 (Output_merge_string::finalize_merged_data): Loop over list of merged
145 strings lists. Recompute length of each merged string.
147 2010-07-15 Cary Coutant <ccoutant@google.com>
149 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
152 2010-07-14 Ian Lance Taylor <iant@google.com>
154 * descriptors.cc (Descriptors::open): Report correct name in error
157 2010-07-13 Doug Kwan <dougkwan@google.com>
159 * arm.cc (Arm_input_section::Arm_input_section): For a
160 SHT_ARM_EXIDX section, always keeps the input sections.
161 (Arm_input_section::set_exidx_section_link): New method.
162 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
163 has_errors_ to false.
164 (Arm_exidx_input_section::has_errors,
165 Arm_exidx_input_section::set_has_errors): New methods.
166 (Arm_exidx_input_section::has_errors_): New data member.
167 (Arm_relobj::get_exidx_shndx_list): New method.
168 (Arm_output_section::append_text_sections_to_list): Do not skip
169 section without SHF_EXECINSTR.
170 (Arm_output_section::fix_exidx_coverage): Skip input sections with
172 (Arm_relobj::make_exidx_input_section): Add new parameter for text
173 section header. Make error messages more verbose. Check for
174 a non-executable section linked to an EXIDX section.
175 (Arm_relobj::do_read_symbols): Remove error checking, which has been
176 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
177 check that there is no deferred EXIDX section if we exit early.
178 Instead of not making an EXIDX section in case of an error, make one
179 and set the has_errors flag of it.
180 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
181 in a relocatable link.
182 (Target_arm::do_relax): Look for the EXIDX output section instead of
183 assuming that it is called .ARM.exidx.
184 (Target_arm::fix_exidx_coverage): Add a new parameter for input
185 section list. Do not check for SHF_EXECINSTR section flags but
186 skip any input section with errors.
187 * output.cc (Output_section::Output_section): Initialize
188 always_keeps_input_sections_ to false.
189 (Output_section::add_input_section): Check for
190 always_keeps_input_sections_.
191 * output.h (Output_section::always_keeps_input_sections,
192 Output_section::set_always_keeps_input_sections): New methods.
193 (Output_section::always_keeps_input_sections): New data member.
195 2010-07-13 Rafael Espindola <espindola@google.com>
197 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
198 * fileread.h (Input_file): Add try_extra_search_path and find_file.
200 2010-07-13 Philip Herron <herron.philip@googlemail.com>
201 Ian Lance Taylor <iant@google.com>
203 * output.h (Output_section_lookup_maps::add_merge_section):
204 Correct check of whether value was inserted.
205 (Output_section_lookup_maps::add_merge_input_section): Likewise.
206 (Output_section_lookup_maps::add_relaxed_input_section):
208 * arm.cc (Target_arm::got_section): Remove used local os.
209 * i386.cc (Target_i386::got_section): Likewise.
210 * x86_64.cc (Target_x86_64::got_section): Likewise.
211 * sparc.cc (Target_sparc::got_section): Likewise.
212 (Target_sparc::relocate): Remove unused local have_got_offset.
213 * powerpc.cc (Target_powerpc::relocate): Likewise.
215 2010-07-13 Ian Lance Taylor <iant@google.com>
217 * compressed_output.cc (zlib_decompress): Fix signature in
220 * archive.cc (Archive::include_member): Unlock an external member
221 of a thin archive. Don't bother to delete an object we know is
224 2010-07-12 Cary Coutant <ccoutant@google.com>
226 * compressed_output.cc (zlib_decompress): New function.
227 (get_uncompressed_size): New function.
228 (decompress_input_section): New function.
229 * compressed_output.h (get_uncompressed_size): New function.
230 (decompress_input_section): New function.
231 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
232 Handle compressed debug sections.
233 * layout.cc (is_compressed_debug_section): New function.
234 (Layout::output_section_name): Map compressed section names to
236 * layout.h (is_compressed_debug_section): New function.
237 (is_debug_info_section): Recognize compressed debug sections.
238 * merge.cc: Include compressed_output.h.
239 (Output_merge_data::do_add_input_section): Handle compressed
241 (Output_merge_string::do_add_input_section): Handle compressed
243 * object.cc: Include compressed_output.h.
244 (Sized_relobj::Sized_relobj): Initialize new data members.
245 (build_compressed_section_map): New function.
246 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
247 * object.h (Object::section_is_compressed): New method.
248 (Object::do_section_is_compressed): New method.
249 (Sized_relobj::Compressed_section_map): New type.
250 (Sized_relobj::do_section_is_compressed): New method.
251 (Sized_relobj::compressed_sections_): New data member.
252 * output.cc (Output_section::add_input_section): Handle compressed
254 * reloc.cc: Include compressed_output.h.
255 (Sized_relobj::write_sections): Handle compressed debug sections.
257 2010-07-08 Cary Coutant <ccoutant@google.com>
259 * resolve.cc (Symbol_table::resolve): Remember whether undef was
260 weak when resolving to a dynamic def.
261 (Symbol_table::should_override): Add adjust_dyndef flag; set it
262 for weak undef/dynamic def cases. Adjust callers.
263 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
265 (Symbol_table::sized_write_globals): Adjust symbol binding.
266 (Symbol_table::sized_write_symbol): Add binding parameter.
267 * symtab.h (Symbol::set_undef_binding): New method.
268 (Symbol::is_undef_binding_weak): New method.
269 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
270 (Symbol_table::should_override): Add new parameter.
271 (Symbol_table::sized_write_symbol): Add new parameter.
273 * testsuite/weak_undef_file1.cc: Add new test case.
274 * testsuite/weak_undef_file2.cc: Fix header comment.
275 * testsuite/weak_undef_test.cc: Add new test case.
277 2010-06-29 Doug Kwan <dougkwan@google.com>
279 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
280 Initialize USE_SYMBOL_.
281 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
283 (Arm_reloc_property::uses_symbol_): New data member declaration.
284 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
285 uses symbol value and symbol is undefined but not weakly undefined.
287 2010-06-28 Rafael Espindola <espindola@google.com>
289 * plugin.cc (Plugin::load): Use dlerror.
291 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
293 * symtab.cc (detect_odr_violations): When reporting an ODR
294 violation, report an object where the symbol is defined.
296 2010-06-25 Doug Kwan <dougkwan@google.com>
298 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
299 (Target_arm::section_may_have_icf_unsafe_pointers): New method
301 (Target_arm::Scan::local_reloc_may_be_function_pointer,
302 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
303 target hook to detect function points.
304 (Target_arm::Scan::possible_function_pointer_reloc): New method.
305 * icf.h (Icf::check_section_for_function_pointers): Change type of
306 parameter SECTION_NAME to const reference to std::string. Use
307 target hook to determine if section may have unsafe pointers.
308 * target.h (Target::section_may_have_icf_unsafe_pointers): New
311 2010-06-21 Rafael Espindola <espindola@google.com>
313 * fileread.cc (Input_file::find_fie): New
314 (Input_file::open): Use Input_file::find_fie.
315 * fileread.h (Input_file::find_fie): New
316 * plugin.cc (set_extra_library_path): New.
317 (Plugin::load): Add set_extra_library_path to the transfer vector.
318 (Plugin_manager::set_extra_library_path): New.
319 (Plugin_manager::add_input_file): Use the extra search path if set.
320 (set_extra_library_path(): New.
321 * plugin.h (Plugin_manager): Add set_extra_library_path and
324 2010-06-19 Cary Coutant <ccoutant@google.com>
326 * layout.cc (gdb_sections): Add .debug_types.
327 (lines_only_debug_sections): Likewise.
329 2010-06-18 Rafael Espindola <espindola@google.com>
331 * plugin.cc (add_input_file,add_input_library)
332 (Plugin_manager::add_input_file): Make filename arguments const.
333 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
336 2010-06-16 Doug Kwan <dougkwan@google.com>
338 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
339 .ARM.attributes section if we have not merged any input
342 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
344 * arm.cc: Allow combining objects with no EABI version
347 2010-06-15 Rafael Espindola <espindola@google.com>
349 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
351 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
353 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
354 (struct iovec): Correct !HAVE_READV definition.
356 2010-06-10 Cary Coutant <ccoutant@google.com>
358 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
359 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
361 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
364 * symtab.h (Symbol::is_placeholder): New member function.
365 * target-reloc.h (relocate_section): Check for placeholder symbols.
367 * testsuite/Makefile.am (plugin_test_8): New test.
368 (plugin_test_9): New test.
369 * testsuite/Makefile.in: Regenerate.
371 2010-06-09 Nick Clifton <nickc@redhat.com>
373 * yyscript.y (input_list_element): Allow strings prefixed with
374 the '-' character. Treat these as libraries.
375 * script.cc (script_add_library): New function. Adds a library
376 specified by "-l<name>" found in an input script.
377 * script-c.h: Add prototype for script_add_library.
379 2010-06-07 Doug Kwan <dougkwan@google.com>
381 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
382 Restrict stub-group size to be within long conditional branch
383 range when working around cortex-A8 erratum.
385 2010-06-07 Damien Diederen <dd@crosstwine.com>
387 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
390 2010-06-03 Sriraman Tallam <tmsriram@google.com>
394 (Output_section::Input_section_sort_entry::compare_section_ordering):
395 Change to return non-zero correctly.
396 (Output_section::Input_section_sort_section_order_index_compare
397 ::operator()): Change to fix ambiguity in comparisons.
399 2010-06-01 Sriraman Tallam <tmsriram@google.com>
401 * gold.h (is_wildcard_string): New function.
402 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
403 (Layout::layout_eh_frame): Ditto.
404 (Layout::find_section_order_index): New method.
405 (Layout::read_layout_from_file): New method.
406 * layout.h (Layout::find_section_order_index): New method.
407 (Layout::read_layout_from_file): New method.
408 (Layout::input_section_position_): New private member.
409 (Layout::input_section_glob_): New private member.
410 * main.cc (main): Call read_layout_from_file here.
411 * options.h (--section-ordering-file): New option.
412 * output.cc (Output_section::input_section_order_specified_): New
414 (Output_section::Output_section): Initialize new member.
415 (Output_section::add_input_section): Add new parameter.
416 Keep input sections when --section-ordering-file is used.
417 (Output_section::set_final_data_size): Sort input sections when
418 section ordering file is specified.
419 (Output_section::Input_section_sort_entry): Add new parameter.
421 (Output_section::Input_section_sort_entry::compare_section_ordering):
423 (Output_section::Input_section_sort_compare::operator()): Change to
424 consider section_order_index.
425 (Output_section::Input_section_sort_init_fini_compare::operator()):
426 Change to consider section_order_index.
427 (Output_section::Input_section_sort_section_order_index_compare
428 ::operator()): New method.
429 (Output_section::sort_attached_input_sections): Change to sort
430 according to section order when specified.
431 (Output_section::add_input_section<32, true>): Add new parameter.
432 (Output_section::add_input_section<64, true>): Add new parameter.
433 (Output_section::add_input_section<32, false>): Add new parameter.
434 (Output_section::add_input_section<64, false>): Add new parameter.
435 * output.h (Output_section::add_input_section): Add new parameter.
436 (Output_section::input_section_order_specified): New
438 (Output_section::set_input_section_order_specified): New method.
439 (Input_section::Input_section): Initialize section_order_index_.
440 (Input_section::section_order_index): New method.
441 (Input_section::set_section_order_index): New method.
442 (Input_section::section_order_index_): New member.
443 (Input_section::Input_section_sort_section_order_index_compare): New
445 (Output_section::input_section_order_specified_): New member.
446 * script-sections.cc (is_wildcard_string): Delete and move modified
448 (Output_section_element_input::Output_section_element_input): Modify
449 call to is_wildcard_string.
450 (Output_section_element_input::Input_section_pattern
451 ::Input_section_pattern): Ditto.
452 (Output_section_element_input::Output_section_element_input): Ditto.
453 * testsuite/Makefile.am (final_layout): New test case.
454 * testsuite/Makefile.in: Regenerate.
455 * testsuite/final_layout.cc: New file.
456 * testsuite/final_layout.sh: New file.
458 2010-06-01 Rafael Espindola <espindola@google.com>
460 * plugin.cc (Plugin::load): Pass the output name to the plugin.
462 2010-06-01 Rafael Espindola <espindola@google.com>
464 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
465 visibility of symbols.
467 2010-05-27 Doug Kwan <dougkwan@google.com>
469 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
470 from start of output section instead of address for a local symbol
471 in a merged or relaxed section when doing a relocatable link.
473 2010-05-26 Rafael Espindola <espindola@google.com>
476 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
477 adding sections the garbage collector removed.
478 * gold/testsuite/Makefile.am: Add test.
479 * gold/testsuite/Makefile.in: Regenerate.
480 * gold/testsuite/plugin_test_7.sh: New.
481 * gold/testsuite/plugin_test_7_1.c: New.
482 * gold/testsuite/plugin_test_7_2.c: New.
484 2010-05-26 Rafael Espindola <espindola@google.com>
486 * script-sections.cc (Output_section_definition::set_section_addresses):
487 Check for --section-start.
489 2010-05-26 Doug Kwan <dougkwan@google.com>
491 * arm.cc (Arm_scan_relocatable_relocs): New class.
492 (Target_arm::relocate_special_relocatable): New method.
493 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
494 (Arm_relocate_functions::thumb_branch_common): Same.
495 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
496 instead of Default_scan_relocatable_relocs.
497 * target-reloc.h (relocate_for_relocatable): Let target handle
498 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
499 * target.h (Sized_target::relocate_special_relocatable): New method.
501 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
503 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
505 2010-05-23 Doug Kwan <dougkwan@google.com>
507 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
509 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
510 with a direct branch, not a conditional branch, to a stub.
511 * merge.cc (Output_merge_base::record_input_section): New method
513 (Output_merge_data::do_add_input_section): Record input section if
514 keeps-input-sections flag is set.
515 (Output_merge_string::do_add_input_section): Ditto.
516 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
517 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
519 (Output_merge_base::keeps_input_sections,
520 Output_merge_base::set_keeps_input_sections,
521 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
523 (Output_merge_base::Input_sections): New type declaration.
524 (Output_merge_base::input_sections_begin,
525 Output_merge_base::input_sections_end,
526 Output_merge_base::do_set_keeps_input_sections): New method definitions.
527 (Output_merge_base::bool keeps_input_sections_,
528 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
529 Output_merge_base::input_sections_): New data members.
530 (Output_merge_data::do_set_keeps_input_sections): New method
532 (Output_merge_string::do_set_keeps_input_sections): Ditto.
533 * output.cc (Output_section::Input_section::relobj): Move method
534 defintion from class declaration to here and handle merge sections.
535 (Output_section::Input_section::shndx): Ditto.
536 (Output_section::Output_section): Remove initializations of removed
537 data members and initialize new data member LOOKUP_MAPS_.
538 (Output_section::add_input_section): Set keeps-input-sections flag
539 for a newly created merge output section as appropriate. Adjust code
540 to use Output_section_lookup_maps class.
541 (Output_section::add_relaxed_input_section): Adjst code for lookup
542 maps code refactoring.
543 (Output_section::add_merge_input_section): Add a new parameter
544 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
545 class. If adding input section to a newly created merge output
546 section fails, remove the new merge section.
547 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
548 Adjust code for use of the Output_section_lookup_maps class.
549 (Output_section::find_merge_section): Ditto.
550 (Output_section::build_lookup_maps): New method defintion.
551 (Output_section::find_relaxed_input_section): Adjust code to use
552 Output_section_lookup_maps class.
553 (Output_section::get_input_sections): Export merge sections. Adjust
554 code to use Output_section_lookup_maps class.
555 (Output_section:::add_script_input_section): Adjust code to use
556 Output_section_lookup_maps class. Update lookup maps for merge
558 (Output_section::discard_states): Use Output_section_lookup_maps.
559 (Output_section::restore_states): Same.
560 * output.h (Merge_section_properties): Move class defintion out of
562 (Output_section_lookup_maps): New class.
563 (Output_section::Input_section::is_merge_section): New method
565 (Output_section::Input_section::relobj): Move defintion out of class
566 defintion. Declare method only.
567 (Output_section::Input_section::shndx): Ditto.
568 (Output_section::Input_section::output_merge_base): New method defintion.
569 (Output_section::Input_section::u2_.pomb): New union field.
570 (Output_section::Merge_section_by_properties_map,
571 Output_section::Output_section_data_by_input_section_map,
572 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
574 (Output_section::add_merge_input_section): Add new parameter
575 KEEPS_INPUT_SECTIONS.
576 (Output_section::build_lookup_maps): New method declaration.
577 (Output_section::merge_section_map_,
578 Output_section::merge_section_by_properties_map_,
579 Output_section::relaxed_input_section_map_,
580 Output_section::is_relaxed_input_section_map_valid_): Remove data
582 (Output_section::lookup_maps_): New data member.
584 2010-05-21 Doug Kwan <dougkwan@google.com>
587 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
588 avoid a compilation error.
590 2010-05-19 Rafael Espindola <espindola@google.com>
592 * script-sections.cc (Output_section_definition::allocate_to_segment):
593 Update the phdrs_list even when the output section is NULL.
594 * testsuite/Makefile.am: Add test.
595 * testsuite/Makefile.in: Regenerate.
596 * testsuite/script_test_9.cc: New.
597 * testsuite/script_test_9.sh: New.
598 * testsuite/script_test_9.t: New.
600 2010-05-19 Doug Kwan <dougkwan@google.com>
602 * arm.cc (Arm_input_section::original_size): New method.
603 (Arm_input_section::do_addralign): Add a cast.
604 (Arm_input_section::do_output_offset): Remove static cast.
605 (Arm_input_section::original_addralign,
606 Arm_input_section::original_size_): Change type to uint32_t.
607 (Arm_input_section::init): Add safe casts for section alignment
609 (Arm_input_section::set_final_data_size): Do not set address and
610 offset of stub table.
611 (Arm_output_section::fix_exidx_coverage): Change use of of
612 Output_section::Simple_input_section to that of
613 Output_section::Input_section.
614 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
615 except for the first pass.
616 * output.cc (Output_section::get_input_sections): Change type of
617 input_sections to std::list<Input_section>.
618 (Output_section::add_script_input_section): Rename from
619 Output_section::add_simple_input_section. Change type of SIS
620 parameter from Simple_input_section to Input_section.
621 * output.h (Output_section::Simple_input_section): Remove class.
622 (Output_section::Input_section): Change class visibility to public.
623 (Output_section::Input_section::addralign): Use stored alignments
624 for special input sections if set.
625 (Output_section::Input_section::set_addralign): New method.
626 (Output_section::get_input_sections): Change parameter type from
627 list of Simple_input_section to list of Input_section.
628 (Output_section::add_script_input_section): Rename from
629 Output_section::add_simple_input_section. Change first parameter's
630 type from Simple_input_section to Input_section and remove the
631 second and third parameters.
632 * script-sections.cc (Input_section::Input_section_list): Change
633 type to list of Output_section::Input_section/
634 (Input_section_info::Input_section_info): Change parameter type of
635 INPUT_SECTION to Output_section::Input_section.
636 (Input_section_info::input_section): Change return type.
637 (Input_section_info::input_section_): Change type to
638 Output_section::Input_section.
639 (Output_section_element_input::set_section_addresses): Adjust code
640 to use Output_section::Input_section instead of
641 Output_section::Simple_input_section. Adjust code for renaming
642 of Output_section::add_simple_input_section.
643 (Orphan_output_section::set_section_addresses): Ditto.
645 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
647 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
648 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
650 2010-05-18 Rafael Espindola <espindola@google.com>
652 * options.cc (General_options::finalize): Handle -nostdlib.
653 * options.h (nostdlib): New option.
654 * script.cc (script_add_search_dir): Handle -nostdlib.
656 2010-05-12 Doug Kwan <dougkwan@google.com>
658 * arm.cc (Target_arm::do_finalize_sections): Create an empty
659 attributes section only if there no attributes section after merging.
660 (Target_arm::merge_object_attributes): Move value of
661 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
662 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
663 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
664 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
665 and arm_attr_merge_7.stdout.
666 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
667 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
668 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
669 arm_attr_merge_7b.o): New rules.
670 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
672 * testsuite/Makefile.in: Regenerate.
673 * testsuite/arm_attr_merge.sh: New file.
674 * testsuite/arm_attr_merge_[67][ab].s: Same.
676 2010-05-05 Nick Clifton <nickc@redhat.com>
678 * po/es.po: Updated Spanish translation.
680 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
682 * Makefile.am (install-exec-local): Properly install gold as
683 default cross linker.
684 * Makefile.in: Regenerated.
686 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
687 Nick Clifton <nickc@redhat.com>
689 * configure.ac (install_as_default): Define and set to false
690 unless --enable-gold or --enable-gold=both/gold has been
692 * configure: Regenerate.
694 * Makefile.am (install-exec-local): Install the executable as
695 'ld.gold'. If install_as_default is true then also install it as
697 * Makefile.in: Regenerated.
699 2010-04-24 Ian Lance Taylor <iant@google.com>
701 * layout.cc (Layout::layout_reloc): In relocatable link don't
702 combine reloc sections for grouped sections.
704 2010-04-23 Sriraman Tallam <tmsriram@google.com>
706 * gc.h (gc_process_relocs): Pass information on relocs pointing to
707 sections that are not ordinary to icf.
708 * icf.cc (get_section_contents): Handle relocation pointing to section
709 with no object or shndx information.
710 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
711 * testsuite/Makefile.in: Regenerate.
712 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
713 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
715 2010-04-22 Ian Lance Taylor <iant@google.com>
717 * expression.cc (Expression::Expression_eval_info): Add
718 result_alignment_pointer field.
719 (Expression::eval_with_dot): Add result_alignment_pointer
720 parameter. Change all callers.
721 (Expression::eval_maybe_dot): Likewise.
722 (class Binary_expression): Add alignment_pointer parameter to
723 left_value and right_value. Change all callers.
724 (BINARY_EXPRESSION): Set result alignment.
725 (class Trinary_expression): Add alignment_pointer parameter to
726 arg2_value and arg3_value. Change all callers.
727 (Trinary_cond::value): Set result alignment.
728 (Max_expression::value, Min_expression::value): Likewise.
729 (Align_expression::value): Likewise.
730 * script-sections.cc (class Sections_element): Add dot_alignment
731 parameter to set_section_addresses virtual function. Update
733 (class Output_section_element): Likewise.
734 (Script_sections::create_segments): Add dot_alignment parameter.
736 (Script_sections::create_segments_from_phdrs_clause): Likewise.
737 (Script_sections::set_phdrs_clause_addresses): Likewise.
738 * script-sections.h: Update declarations.
739 * script.h: Update declarations.
740 * output.h (Output_segment::set_minimum_p_align): Don't decrease
742 * testsuite/script_test_3.t: Set large alignment.
743 * testsuite/script_test_3.sh: Make sure that at least one LOAD
744 segment has expected alignment.
746 2010-04-22 Nick Clifton <nickc@redhat.com>
748 * po/gold.pot: Updated by the Translation project.
749 * po/vi.po: Updated Vietnamese translation.
751 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
753 * testsuite/Makefile.am (check_PROGRAMS): Add
754 icf_virtual_function_folding_test.
755 * testsuite/Makefile.in: Regenerated.
757 2010-04-15 Andrew Haley <aph@redhat.com>
759 * options.h (merge_exidx_entries): New option.
760 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
761 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
762 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
763 (Target_arm::merge_exidx_entries): New function.
764 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
765 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
766 to Arm_exidx_fixup constructor.
767 Add new arg, merge_exidx_entries.
768 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
769 Arm_output_section::fix_exidx_coverage.
771 2010-04-18 Sriraman Tallam <tmsriram@google.com>
773 * icf.cc (get_section_contents): Check for preemptible functions.
774 Ignore addend when appropriate.
775 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
777 (add_from_relobj): Check for section folded.
778 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
779 * symtab.h (should_add_dynsym_entry): Add new parameter.
780 * target-reloc.h (scan_relocs): Check for section folded.
781 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
782 Check reloc types for function pointers in shared objects.
783 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
785 (icf_preemptible_functions_test): New test case.
786 (icf_string_merge_test): New test case.
787 * testsuite.Makefile.in: Regenerate.
788 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
789 bar_glob. Refactor code.
790 * testsuite/icf_preemptible_functions_test.cc: New file.
791 * testsuite/icf_preemptible_functions_test.sh: New file.
792 * testsuite/icf_string_merge_test.cc: New file.
793 * testsuite/icf_string_merge_test.sh: New file.
794 * testsuite/icf_virtual_function_folding_test.cc: New file.
795 * testsuite/icf_virtual_function_folding_test.sh: New file.
797 2010-04-14 Doug Kwan <dougkwan@google.com>
799 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
800 for local symbol recounting if we remove a section due to ICF.
801 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
802 there are no regular objects in input.
804 2010-04-13 Doug Kwan <dougkwan@google.com>
806 * arm.cc (Arm_input_section::set_final_data_size): Compute
807 accurate final data size instead of using current data size.
809 2010-04-09 Doug Kwan <dougkwan@google.com>
811 * layout.cc (Layout::choose_output_section): Handle script section
813 (Layout::make_output_section_for_script): Add section type parameter.
814 Handle script section types.
815 * layout.h (Layout::make_output_section_for_script): Add section
817 * output.cc (Output_section::Output_section): Initialize data member
819 (Output_section::do_reset_address_and_file_offset): Do not set address
820 to 0 if section is a NOLOAD section.
821 * output.h (Output_section::is_noload): New method.
822 (Output_section::set_is_noload): Ditto.
823 (Output_section::is_noload_): New data member.
824 * script-c.h (Script_section_type): New enum type.
825 (struct Parser_output_section_header): Add new file section_type.
826 * script-sections.cc (Sections_element::output_section_name): Add
827 parameter for returning script section type.
828 (Output_section_definition::output_section_name): Ditto.
829 (Output_section_definition::section_type)P; New method.
830 (Output_section_definiton::script_section_type_name): Ditto.
831 (Output_section_definition::script_section_type_): New data member.
832 (Output_section_definition::Output_section_definition): Initialize
833 data member Output_section_definition::script_section_type_.
834 (Output_section_definition::create_sections): Pass script section type
835 to Layout::make_output_section_for_script.
836 (Output_section_definition::output_section_name): Return script
837 section type to caller.
838 (Output_section_definition::set_section_address): Do not advance
839 dot value and load address if section type is NOLOAD. Set address
840 of NOLOAD sections regardless of section flags.
841 (Output_section_definition::print): Print section type if it is
842 not SCRIPT_SECTION_TYPE_NONE.
843 (Output_section_definition::section_type): New method.
844 (Output_section_definition::script_section_type_name): Ditto.
845 (Script_sections::output_section_name): Add new parameter
846 PSECTION_TYPE for returning script section type. Pass it to
847 section elements. Handle discard sections.
848 (Sort_output_sections::operator()): Handle NOLOAD sections.
849 * script-sections.h (Script_sections::Section_type): New enum type.
850 (Script_sections::output_section_name): Add a new parameter for
851 returning script section type.
852 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
854 * yyscript.y (union): Add new field SECTION_TYPE.
855 (COPY, DSECT, INFO, NOLOAD): New tokens.
856 (opt_address_and_section_type): Change type to output_section_header.
857 (section_type): New non-terminal
858 (section_header): Handle section type.
859 (opt_address_and_section_type): Return section type value.
861 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
863 * testsuite/plugin_common_test_1.c (foo): Add prototype.
864 * testsuite/plugin_common_test_2.c (foo): Likewise.
866 2010-04-08 Doug Kwan <dougkwan@google.com>
868 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
870 * output.cc (Output_section::add_merge_input_section): Simplify
871 code and return status of Output_merge_base::add_input_section.
872 Update merge section map only if Output_merge_base::add_input_section
875 2010-04-07 Doug Kwan <dougkwan@google.com>
877 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
878 if section is marked as containing instructions but has no mapping
880 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
881 correct section index.
882 (Arm_relobj::find_linked_text_section): Ditto.
884 2010-04-07 Cary Coutant <ccoutant@google.com>
886 * archive.cc (include_member): Destroy Read_symbols_data object before
888 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
889 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
890 (Read_symbols_data::~Read_symbols_data) New destructor.
891 (Section_relocs::Section_relocs) New constructor.
892 (Section_relocs::~Section_relocs) New destructor.
893 (Read_relocs_data::Read_relocs_data) New constructor.
894 (Read_relocs_data::~Read_relocs_data) New destructor.
895 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
896 pointers to NULL after deleting.
898 2010-04-07 Doug Kwan <dougkwan@google.com>
900 * arm.cc: Replace "endianity" with "endianness" in comments.
901 (Arm_exidx_cantunwind): Ditto.
902 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
903 (Arm_relobj::merge_flags_and_attributes): New method.
904 (Arm_relobj::merge_flags_and_attributes_): New data member.
905 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
906 (Arm_relobj::scan_sections_for_stubs): Ditto.
907 (Arm_relobj::do_read_symbols): Check to see if we really want to
908 merge processor-specific flags and attributes. Exit early if
909 an object is empty except for section names and the undefined symbol.
910 (Target_arm::do_finalize_sections): Move check for ELF format to
911 Arm_relobj::do_read_symbols. Merge processor specific flags and
912 attributes from a regular object only when we have determined that
913 it is aapropriate. Do not create an .ARM.attributes section in
914 output if there is no regular input object.
915 (Target_arm::merge_processor_specific_flags): Check
916 --warn-mismatch before printing any error.
917 (Target_arm::merge_object_attributes): Ditto.
918 * gold.cc (queue_middle_tasks): Handle the case in which there is
919 no regular object in input.
920 * options.cc (General_options::parse_EB): New method.
921 (General_options::parse_EL): Same.
922 (General_options::General_options): Initialize endianness_.
923 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
925 (General_options::Endianness): New enum.
926 (General_options::endianness): New method.
927 (General_options::endianness_): New data member.
928 * parameters.cc (Parameters::set_options): Check target endianness.
929 (Parameters::set_target_once): Ditto.
930 (Parameters::check_target_endianness): New method.
931 (parameters_force_valid_target): If either -EL or -EB is specified,
932 use it to define endianness of default target.
933 * parameters.h (Parameters::check_target_endianness): New method
935 * target.h (class Target): Change "endianity" to "endianness"
938 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
940 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
941 * configure: Regenerate.
942 * Makefile.in: Regenerate.
943 * testsuite/Makefile.in: Regenerate.
945 2010-04-06 Cary Coutant <ccoutant@google.com>
948 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
949 prevailing definitions of common symbols.
950 * testsuite/plugin_test_6.sh: New test case.
951 * testsuite/plugin_common_test_1.c: New test case.
952 * testsuite/plugin_common_test_2.c: New test case.
953 * testsuite/Makefile.am (plugin_test_6): New test case.
954 * testsuite/Makefile.in: Regenerate.
956 2010-04-06 Nick Clifton <nickc@redhat.com>
958 * po/vi.po: New Vietnamese translation.
960 2010-03-30 Doug Kwan <dougkwan@google.com>
962 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
964 2010-03-25 Doug Kwan <dougkwan@google.com>
966 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
967 to avoid a conversion warning on a 32-bit host.
969 2010-03-24 Ian Lance Taylor <iant@google.com>
971 * testsuite/script_test_3.t: Add a TLS segment.
972 * testsuite/Makefile.am (check_PROGRAMS): Add
973 tls_phdrs_script_test.
974 (tls_phdrs_script_test_SOURCES): Define.
975 (tls_phdrs_script_test_DEPENDENCIES): Define.
976 (tls_phdrs_script_test_LDFLAGS): Define.
977 (tls_phdrs_script_test_LDADD): Define.
978 * testsuite/Makefile.in: Rebuild.
980 2010-03-23 Cary Coutant <ccoutant@google.com>
982 * fileread.cc (find_or_make_view): Fix comment.
984 2010-03-23 Ian Lance Taylor <iant@google.com>
986 * script-sections.cc (class Orphan_section_placement): Define
987 PLACE_TLS and PLACE_TLS_BSS.
988 (Orphan_section_placement::Orphan_section_placement): Initialize
990 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
991 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
992 (tls_script_test_SOURCES): Define.
993 (tls_script_test_DEPENDENCIES): Define.
994 (tls_script_test_LDFLAGS): Define.
995 (tls_script_test_LDADD): Define.
996 * testsuite/Makefile.in: Rebuild.
998 2010-03-22 Doug Kwan <dougkwan@google.com>
1000 * arm.cc (Arm_relocate_functions::abs8,
1001 Arm_relocate_functions::abs16): Use correct check for overflow
1002 specified in the ARM ELF specs.
1003 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1004 target of a BLX instruction specially.
1005 (Reloc_stub::stub_type_for_reloc): Ditto.
1006 (Relocate::relocate): Use symbolic names instead of numeric relocation
1007 codes to report error.
1008 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1010 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1011 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1012 thumb2_blx_out_of_range.stdout
1013 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1014 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1015 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1016 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1017 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1018 thumb2_blx_in_range, thumb2_blx_in_range.o,
1019 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1020 thumb2_blx_out_of_range.o): New rules.
1021 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1022 thumb2_blx_in_range and thumb2_blx_out_of_range.
1023 * testsuite/Makefile.in: Regenerate.
1024 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1025 * testsuite/thumb_blx_in_range.s: New file.
1026 * testsuite/thumb_blx_out_of_range.s: New file.
1028 2010-03-22 Rafael Espindola <espindola@google.com>
1030 * archive.cc (Should_include): Move to archive.h.
1031 (should_include_member): Make it a member of Archive.
1033 (Add_lib_group_symbols): New.
1034 * archive.h: Include options.h.
1035 (Archive_member): Moved from Archive.
1036 (Should_include): Moved from archive.cc.
1038 (Add_lib_group_symbols): New.
1039 * dynobj.cc (do_should_include_member): New.
1040 * dynobj.h (do_should_include_member): New.
1041 * gold.cc (queue_initial_tasks): Update call to queue.
1042 * main.cc (main): Print lib group stats.
1043 * object.cc (do_should_include_member): New.
1044 * object.h: Include archive.h.
1045 (Object::should_include_member): New.
1046 (Object::do_should_include_member): New.
1047 (Sized_relobj::do_should_include_member): New.
1048 * options.cc (General_options::parse_start_lib): New.
1049 (General_options::parse_end_lib): New.
1050 (Input_arguments::add_file): Handle lib groups.
1051 (Input_arguments::start_group): Check we are not in a lib.
1052 (Input_arguments::start_lib): New.
1053 (Input_arguments::end_lib): New.
1054 * options.h (General_options): Add start_lib and end_lib.
1055 (Input_argument::lib_): New.
1056 (Input_argument::lib): New.
1057 (Input_argument::is_lib): New.
1058 (Input_file_lib): New.
1059 (Input_arguments::in_lib_): New.
1060 (Input_arguments::in_lib): New.
1061 (Input_arguments::start_lib): New.
1062 (Input_arguments::end_lib_): New.
1063 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1064 in unused members as preempted.
1065 (Sized_pluginobj::do_should_include_member): New.
1066 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1067 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1069 (Read_symbols::do_whole_lib_group): New.
1070 (Read_symbols::do_lib_group): New.
1071 (Read_symbols::do_read_symbols): Handle lib groups.
1072 (Read_symbols::get_name): Handle lib groups.
1073 * readsyms.h (Read_symbols): Add an archive member pointer.
1074 (Read_symbols::do_whole_lib_group): New.
1075 (Read_symbols::do_lib_group): New.
1076 (Read_symbols::member_): New.
1077 * script.cc (read_input_script): Update call to queue_soon.
1079 2010-03-19 Doug Kwan <dougkwan@google.com>
1081 * arm.cc (Stub_table::Stub_table): Initialize new data members
1082 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1083 (Stub_table::add_reloc_stub): Assign stub offset and update
1084 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1085 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1087 (Stub_table::update_data_size_and_addralign): Use
1088 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1089 instead of going over all reloc stubs.
1090 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1091 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1092 Stringpool_template::offset_ to size of Stringpool_char.
1093 (Stringpool_template::new_key_offset): Remove code to initialize
1094 Stringpool_template::offset_.
1095 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1096 Stringpool_template::offset_ to zero.
1098 2010-03-15 Doug Kwan <dougkwan@google.com>
1100 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1102 (Stringpool_template::new_key_offset): New method.
1103 (Stringpool_template::add_string): Assign offsets when adding new
1105 (Stringpool_template::set_string_offsets): Do not set string offsets
1106 when not optimizing.
1107 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1109 (Chunked_vector::clear): Clear size_.
1110 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1111 (Chunked_vector::size): Return size_.
1112 (Chunked_vector::push_back): Use size_ to find insert position.
1113 (Chunked_vector::size_): New data member.
1114 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1115 (Stringpool_template::new_key_offset): New method declaration.
1116 (Stringpool_template::offset_): New data member.
1118 2010-03-15 Rafael Espindola <espindola@google.com>
1120 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1121 Add_symbols' constructor.
1122 * readsyms.h (Add_symbols): Remove the input_group member.
1124 2010-03-10 Ian Lance Taylor <iant@google.com>
1126 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1127 target to ask whether a reference to a symbol requires a stack
1129 * target.h (Target::is_call_to_non_split): New function.
1130 (Target::do_is_call_to_non_split): Declare virtual function.
1131 * target.cc: Include "symtab.h".
1132 (Target::do_is_call_to_non_split): New function.
1133 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1135 2010-03-10 Cary Coutant <ccoutant@google.com>
1137 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1138 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1139 (File_read::open[2]): Add whole_file_view_ to list of views.
1140 (File_read::make_view): Remove test of whole_file_view_.
1141 (File_read::find_or_make_view): Create whole_file_view_ if
1143 (File_read::clear_views): Replace bool parameter with enum;
1144 adjust all callers. Don't delete views with permanent data;
1145 do delete cached views and views from archives if
1146 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1147 if clearing the corresponding view.
1148 * fileread.h (File_read::Clear_views_mode): New enum.
1149 (File_read::View::is_permanent_view): New method.
1150 (File_read::clear_views): Replace bool parameter
1151 with enum; adjust all callers.
1152 * options.h (General_options): Change keep_files_mapped option;
1153 add map_whole_files.
1154 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1156 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1159 2010-03-10 David S. Miller <davem@davemloft.net>
1161 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1163 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1165 * icf.cc (get_section_contents): Add '@' marker after processing the
1168 2010-03-08 Doug Kwan <dougkwan@google.com>
1170 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1171 due to a conversion warning.
1172 (Arm_relobj::update_output_local_symbol_count): Check for local
1173 symbol with unset output index.
1175 2010-03-05 Ian Lance Taylor <iant@google.com>
1177 * options.h (class General_options): Add --spare-dynamic-tags.
1178 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1179 --spare-dynamic-tags.
1181 2010-03-05 Ian Lance Taylor <iant@google.com>
1183 * incremental.cc: Include "libiberty.h".
1185 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1187 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1188 function, is_info_ member.
1189 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1190 (Versions::Versions): Update caller.
1191 (Versions::define_base_version): Likewise.
1192 (Versions::add_def): Likewise.
1194 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1196 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1197 (Scan::possible_function_pointer_reloc): New function.
1198 (Scan::local_reloc_may_be_function_pointer): Change to call
1199 possible_function_pointer_reloc.
1200 (Scan::global_reloc_may_be_function_pointer): Ditto.
1201 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1202 relocations in ".data.rel.ro._ZTV" section.
1203 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1204 * testsuite/icf_safe_so_test.cc: Ditto.
1205 * testsuite/icf_safe_test.cc: Ditto.
1206 * testsuite/icf_safe_test.sh: Ditto.
1208 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1209 Ian Lance Taylor <iant@google.com>
1211 * target-reloc.h (relocate_section): Check the symbol table index
1212 for -1U before setting the local symbol index.
1213 (scan_relocatable_relocs): If copying the relocation, record that
1214 the local symbol is required.
1215 * object.h (Symbol_value::is_output_symtab_index_set): New
1217 (Symbol_value::may_be_discarded_from_output_symtab): New
1219 (Symbol_value::has_output_symtab_entry): New function.
1220 (Symbol_value::needs_output_symtab_entry): Remove.
1221 (Symbol_value::output_symtab_index): Make sure the symbol index is
1223 (Symbol_value::set_output_symtab_index): Make sure the symbol
1224 index is not set. Make sure the new index is valid.
1225 (Symbol_value::set_must_have_output_symtab_entry): New function.
1226 (Symbol_value::has_output_dynsym_entry): New function.
1227 (Symbol_value::set_output_dynsym_index): Make sure the new index
1229 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1230 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1231 local symbol if permitted.
1232 (Sized_relobj::do_finalize_local_symbols): Call
1233 is_output_symtab_index_set rather than needs_output_symtab_entry.
1234 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1235 rather than needs_output_symtab_entry. Call
1236 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1237 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1238 is_output_symtab_index_set rather than needs_output_symtab_entry.
1239 * testsuite/discard_locals_relocatable_test.c: New file.
1240 * testsuite/discard_locals_test.sh: Test -r.
1241 * testsuite/Makefile.am (check_DATA): Add
1242 discard_locals_relocatable_test1.syms,
1243 discard_local_relocatable_test2.syms.
1244 (MOSTLYCLEANFILES): Likewise. Also add
1245 discard_locals_relocatable_test1.lout and
1246 discard_locals_relocatable_test2.out.
1247 (discard_locals_relocatable_test1.syms): New target.
1248 (discard_locals_relocatable_test.o): New target.
1249 (discard_locals_relocatable_test1.out): New target.
1250 (discard_locals_relocatable_test2.syms): New target.
1251 (discard_locals_relocatable_test2.out): New target.
1252 (various): Add missing ../ld-new dependencies.
1253 * testsuite/Makefile.in: Rebuild.
1255 2010-03-03 Nick Clifton <nickc@redhat.com>
1257 * po/fi.po: New Finnish translation.
1259 2010-03-01 Doug Kwan <dougkwan@google.com>
1261 * layout.cc (Layout::Layout): Force section types of .init_array*,
1262 .preinit_array* and .fini_array* sections.
1263 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1264 Fix check of return value of std::string::find.().
1265 (Output_section::Input_section_sort_compare::operator()): Remove
1266 comment about .init_array.
1267 (Output_section::Input_section_sort_init_fini_compare::operator()):
1269 (Output_section::sort_attached_input_sections): Handle .init_array
1270 and .fini_array specially.
1271 * output.h (Output_section::Inut_section_sort_compare): Update
1273 (Output_section::Input_section_sort_init_fini_compare): New struct.
1275 2010-02-26 Doug Kwan <dougkwan@google.com>
1277 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1278 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1279 * testsuite/debug_msg.sh: Avoid matching source line number for
1280 use of global variable undef_int.
1282 2010-02-26 Doug Kwan <dougkwan@google.com>
1284 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1285 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1286 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1287 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1288 * options.cc (General_options::General_options): Initialize member
1290 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1291 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1292 and rm_no_fix_v4bx.stdout
1293 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1294 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1295 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1296 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1297 and arm_no_fix_v4bx.
1298 * Makefile.in: Regenerate.
1299 * testsuite/arm_fix_v4bx.s: New file.
1300 * testsuite/arm_fix_v4bx.sh: Ditto.
1302 2010-02-24 Doug Kwan <dougkwan@google.com>
1304 * arm.cc (Target_arm::got_section): Make the .got section the first
1305 non RELRO section in the data segment.
1306 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1307 suffixes of section names.
1309 2010-02-24 Doug Kwan <dougkwan@google.com>
1311 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1312 flags and attributes merging if an input file is a binary file.
1313 * fileread.cc (Input_file::open): Record format of original file.
1314 * fileread.h (Input_file::Format): New enum type.
1315 (Input_file::Input_file): Initialize data member format_.
1316 (Input_file::format): New method definition.
1317 (Input_file::format_):: New data member.
1319 2010-02-24 Doug Kwan <dougkwan@google.com>
1321 * arm.cc (Arm_output_data_got): New class.
1322 (ARM_TCB_SIZE): New constant
1323 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1324 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1325 If user uses a script with a SECTIONS clause, issue only a warning
1326 for a misplaced EXIDX input section. Otherwise, issue an error.
1327 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1329 (Target_arm::got_mode_index_entry): Handle static linking.
1330 (Target_arm::Scan::local): Ditto.
1331 (Target_arm::Scan::global): Ditto.
1332 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1333 all incorrectly implemented relocations.
1334 (Target_arm::fix_exidx_coverage): Pass layout to
1335 Arm_output_section::fix_exidx_coverage.
1336 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1337 from ".ARM.exidx." and ".ARM.extab.".
1339 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1341 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1342 section if it does not already exist.
1343 * attributes.cc (Attributes_section_data::Attributes_section_data):
1344 Don't crash if size is zero.
1346 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1347 Ian Lance Taylor <iant@google.com>
1349 * gold.cc (queue_middle_tasks): If no input files were opened,
1351 * workqueue.h (Task_function::Task_function): Assert that there is
1354 2010-02-22 Doug Kwan <dougkwan@google.com>
1356 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1357 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1358 types to avoid warnings due to different uint64_t implementations
1361 2010-02-21 Doug Kwan <dougkwan@google.com>
1363 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1364 handling of the maximum backward branch offset.
1365 (Arm_relocate_functions::thumb_branch_common): Ditto.
1366 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1367 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1368 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1369 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1370 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1371 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1372 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1373 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1374 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1375 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1376 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1377 thumb2_bl_out_of_range.o): New rules.
1378 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1379 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1380 thumb2_bl_out_of_range
1381 * testsuite/Makefile.in: Regenerate.
1382 * testsuite/arm_bl_in_range.s: New file.
1383 * testsuite/arm_bl_out_of_range.s: Ditto.
1384 * testsuite/arm_branch_in_range.sh: Ditto.
1385 * testsuite/arm_branch_range.t: Ditto.
1386 * testsuite/thumb2_branch_range.t: Ditto.
1387 * testsuite/thumb_bl_in_range.s: Ditto.
1388 * testsuite/thumb_bl_out_of_range.s: Ditto.
1389 * testsuite/thumb_branch_range.t: Ditto.
1391 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1393 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1394 Add reloc offset information.
1395 * icf.cc (get_section_contents): Change iterators to point to the new
1396 vectors. Add reloc offset information to the contents.
1397 * icf.h (Icf::Sections_reachable_info): New typedef.
1398 (Icf::Sections_reachable_list): New typedef.
1399 (Icf::Offset_info): New typedef.
1400 (Icf::Reloc_info): New struct typedef.
1401 (Icf::Reloc_info_list): New typedef.
1402 (Icf::symbol_reloc_list): Delete method.
1403 (Icf::addend_reloc_list): Delete method.
1404 (Icf::section_reloc_list): Delete method.
1405 (Icf::reloc_info_list): New method.
1406 (Icf::reloc_info_list_): New member.
1408 2010-02-19 Doug Kwan <dougkwan@google.com>
1410 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1411 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1412 * arm.cc (Arm_relocation_functions): New forward declaration.
1413 (Target_arm::Target_arm): Initialize new data members
1414 got_mod_index_offset_ and tls_base_symbol_defined_.
1415 (Target_arm::Relocate::relocate_tls): New method.
1416 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1417 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1419 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1420 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1421 (Target_arm::got_mod_index_offset_,
1422 Target_arm::tls_base_symbol_defined_): New data members.
1423 (Target_arm::Scan::local, Target::Scan::global,
1424 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1427 2010-02-18 Doug Kwan <dougkwan@google.com>
1429 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1430 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1431 text section as a parameter becuase some broken tools may not set
1432 the link in section header.
1433 (Target_arm::has_got_section): New method.
1434 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1435 without any mapping symbol as data only. Remove warning.
1436 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1437 link in its section header, try to discover the link by inspecting the
1438 REL31 relocation at the beginning of the section.
1439 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1441 (Target_arm::Scan::global): Treat any reference to the symbol
1442 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1444 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1446 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1447 (Scan::global_reloc_may_be_function_pointer): New function.
1448 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1449 (Scan::global_reloc_may_be_function_pointer): New function.
1450 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1451 (Scan::global_reloc_may_be_function_pointer): New function.
1452 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1453 (Scan::global_reloc_may_be_function_pointer): New function.
1454 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1455 (Scan::global_reloc_may_be_function_pointer): New function.
1456 (Scan::possible_function_pointer_reloc): New function.
1457 (Target_x86_64::can_check_for_function_pointers): New function.
1458 * gc.h (gc_process_relocs): Scan relocation types to determine if
1459 function pointers were taken for targets that support it.
1460 * icf.cc (Icf::find_identical_sections): Include functions for
1461 folding in safe ICF whose pointer is not taken.
1462 * icf.h (Secn_fptr_taken_set): New typedef.
1463 (fptr_section_id_): New member.
1464 (section_has_function_pointers): New function.
1465 (set_section_has_function_pointers): New function.
1466 (check_section_for_function_pointers): New function.
1467 * options.h: Fix comment for safe ICF option.
1468 * target.h (can_check_for_function_pointers): New function.
1469 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1470 Modify icf_safe_test for X86-64.
1471 * testsuite/Makefile.in: Regenerate.
1472 * testsuite/icf_safe_so_test.cc: New file.
1473 * testsuite/icf_safe_so_test.sh: New file.
1474 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1475 (main): Change to take pointer to function kept_func_3.
1476 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1477 folding is done correctly for X86-64.
1479 2010-02-12 David S. Miller <davem@davemloft.net>
1481 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1482 is_symbolless parameter.
1483 (Output_reloc<SHT_REL>::is_symbolless): New.
1484 (Output_reloc<SHT_REL>::is_symbolless_): New.
1485 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1486 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1487 (Output_reloc<SHT_RELA>::is_symbolless): New.
1488 (Output_data_reloc::add_global): Handle is_symbolless.
1489 (Output_data_reloc::add_global_relative): Likewise.
1490 (Output_data_reloc::add_local): Likewise.
1491 (Output_data_reloc::add_local_relative): Likewise.
1492 (Output_data_reloc::add_symbolless_global_addend): New.
1493 (Output_data_reloc::add_symbolless_local_addend): New.
1494 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1496 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1497 instead of ->is_relative_
1498 (Output_reloc::write): Likewise.
1499 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1500 (Output_reloc::write_rel): Simplify.
1502 * sparc.cc (Target_sparc::Scan::local): Use
1503 ->add_symbolless_local_addend as needed.
1504 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1505 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1506 based upon relocation offset.
1508 2010-02-11 Doug Kwan <dougkwan@google.com>
1510 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1511 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1512 beginning of function.
1513 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1514 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1515 parameter is_32bit in calls to should_apply_static_reloc.
1516 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1517 (check_DATA): Add arm_abs_global.stdout.
1518 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1519 arm_abs_global.stdout): New rules.
1520 (MOSTLLYCLEANFILES): Add arm_abs_global
1521 * Makefile.in: Regenerate.
1522 * testsuite/arm_abs_global.s: New file.
1523 * testsuite/arm_abs_global.sh: Ditto.
1524 * testsuite/arm_abs_lib.s: Ditto.
1526 2010-02-11 Ian Lance Taylor <iant@google.com>
1528 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1530 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1531 Allocate_commons_task first.
1532 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1533 task, rather than symtab_lock_.
1534 (Gc_process_relocs::~Gc_process_relocs): New function.
1535 (Gc_process_relocs::is_runnable): Check this_blocker_.
1536 (Gc_process_relocs::locks): Use next_blocker_ rather than
1538 (Scan_relocs::~Scan_relocs): New function.
1539 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1541 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1543 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1544 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1545 constructor accordingly.
1546 (class Gc_process_relocs): Likewise.
1547 (class Scan_relocs): Likewise.
1548 * common.h (class Allocate_commons_task): Remove symtab_lock_
1549 field, and corresponding constructor parameter.
1550 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1552 (Allocate_commons_task::locks): Likewise.
1554 2010-02-11 Ian Lance Taylor <iant@google.com>
1556 * gold-threads.h (class Once): Define.
1557 (class Initialize_lock): Rewrite as child of Once.
1558 * gold-threads.cc (class Once_initialize): Define.
1559 (once_pointer_control): New static variable.
1560 (once_pointer, once_arg): New static variables.
1561 (c_run_once): New static function.
1562 (Once::Once, Once::run_once, Once::internal_run): New functions.
1563 (class Initialize_lock_once): Remove.
1564 (initialize_lock_control): Remove.
1565 (initialize_lock_pointer): Remove.
1566 (initialize_lock_once): Remove.
1567 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1568 (Initialize_lock::initialize): Rewrite.
1569 (Initialize_lock::do_run_once): New function.
1570 * archive.cc (Archive::interpret_header): Only clear name if it is
1572 * fileread.cc: Include "gold-threads.h"
1573 (file_counts_lock): New static variable.
1574 (file_counts_initialize_lock): Likewise.
1575 (File_read::release): Only increment counts when using --stats.
1576 Use a lock around the increment.
1577 * parameters.cc (class Set_parameters_target_once): Define.
1578 (set_parameters_target_once): New static variable.
1579 (Parameters::Parameters): Move here from parameters.h.
1580 (Parameters::set_target): Rewrite.
1581 (Parameters::set_target_once): New function.
1582 (Parameters::clear_target): Move here and rewrite.
1583 * parameters.h (class Parameters): Update declarations. Add
1584 set_parameters_target_once_ field.
1585 (Parameters::Parameters): Move to parameters.cc.
1586 (Parameters::clear_target): Likewise.
1587 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1589 (Start_group::~Start_group): New function.
1590 (Start_group::is_runnable): New function.
1591 (Start_group::locks, Start_group::run): New functions.
1592 (Finish_group::run): Change saw_undefined to size_t.
1593 * readsyms.h (class Start_group): Define.
1594 (class Finish_group): Change saw_undefined_ field to size_t.
1595 (Finish_group::Finish_group): Remove saw_undefined and
1596 this_blocker parameters. Change all callers.
1597 (Finish_group::set_saw_undefined): New function.
1598 (Finish_group::set_blocker): New function.
1599 * symtab.h (class Symbol_table): Change saw_undefined to return
1600 size_t. Change saw_undefined_ field to size_t.
1601 * target-select.cc (Set_target_once::do_run_once): New function.
1602 (Target_selector::Target_selector): Initialize set_target_once_
1603 field. Don't initialize lock_ and initialize_lock_ fields.
1604 (Target_selector::instantiate_target): Rewrite.
1605 (Target_selector::set_target): New function.
1606 * target-select.h (class Set_target_once): Define.
1607 (class Target_selector): Update declarations. Make
1608 Set_target_once a friend. Remove lock_ and initialize_lock_
1609 fields. Add set_target_once_ field.
1611 2010-02-10 Ian Lance Taylor <iant@google.com>
1613 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1615 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1616 (queue_middle_tasks): Add all blockers before queueing any tasks.
1617 (queue_final_tasks): Likewise.
1618 * token.h (Task_token::add_blockers): New function.
1619 * object.h (Input_objects::number_of_relobjs): New function.
1621 2010-02-10 Ian Lance Taylor <iant@google.com>
1623 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1624 shared, not if not position independent.
1625 * x86_64.cc (Relocate::relocate_tls): Likewise.
1626 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1627 (tls_pie_pic_test): New target.
1628 * testsuite/Makefile.in: Rebuild.
1630 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1631 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1632 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1633 * testsuite/Makefile.in: Rebuild.
1635 2010-02-09 David S. Miller <davem@davemloft.net>
1637 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1638 R_SPARC_RELATIVE using ->add_local_relative().
1639 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1641 * output.h (Output_data_dynamic::add_section_size): New method
1642 that takes two Output_data objects.
1643 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1644 entry param. Handle it in initializers.
1645 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1646 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1647 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1649 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1650 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1651 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1652 for dynrel_includes_plt.
1653 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1654 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1655 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1657 (Target_sparc::do_finalize_sections): Update to pass true for
1658 dynrel_includes_plt.
1659 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1660 output before .rela.plt
1661 (Target_powerpc::do_finalize_sections): Update to pass true for
1662 dynrel_includes_plt when 32-bit.
1664 2010-02-08 Doug Kwan <dougkwan@google.com>
1666 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1668 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1669 Arm_relobj::scan_section_for_cortex_a8_stubs,
1670 Arm_relobj::do_relocation_section): Instead of calling
1671 Output_section::output_address, use faster
1672 Arm_relobj::simple_input_section_output_address.
1674 2010-02-08 David S. Miller <davem@davemloft.net>
1676 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1677 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1678 relocation helper function.
1680 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1681 just like R_SPARC_GOT{10,13,22}.
1682 (Target_sparc::Scan::local): Likewise.
1683 (Target_sparc::Relocate:relocate): Likewise.
1685 2010-02-06 Ian Lance Taylor <iant@google.com>
1687 * configure.ac: Rewrite targetobjs duplicate removal code to use
1688 only shell constructs.
1689 * configure: Rebuild.
1691 2010-02-05 Doug Kwan <dougkwan@google.com>
1694 * arm.cc (Arm_relobj::section_is_scannable): New method.
1695 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1696 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1698 2010-02-04 Doug Kwan <dougkwan@google.com>
1701 * arm-reloc-property.cc (cstdio): Include.
1702 * configure.ac (targetobjs): Remove duplicates.
1703 * configure: Regenerate.
1704 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1705 big and little endian version for a given address size.
1707 2010-02-03 Doug Kwan <dougkwan@google.com>
1709 * arm-reloc-property.cc
1710 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1712 * arm-reloc-property.h
1713 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1714 New method definition.
1715 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1717 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1719 (GOT_PREL): Change implemented to Y.
1720 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1721 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1722 (Arm_relocate_functions::movw_abs_nc): Remove method.
1723 (Arm_relocate_functions::movt_abs): Ditto.
1724 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1725 (Arm_relocate_functions::thm_movt_abs): Ditto.
1726 (Arm_relocate_functions::movw_rel_nc): Ditto.
1727 (Arm_relocate_functions::movw_rel): Ditto.
1728 (Arm_relocate_functions::movt_rel): Ditto.
1729 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1730 (Arm_relocate_functions:thm_movw_rel): Ditto.
1731 (Arm_relocate_functions:thm_movt_rel): Ditto.
1732 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1733 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1734 New method definitions.
1735 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1736 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1737 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1738 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1739 (Target_arm::Relocate::relocate): Check for non-static or
1740 unimplemented relocation code and exit early. Change calls to
1741 Target_arm::reloc_uses_thumb_bit and
1742 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1743 instead. Refactor code to handle similar relocations to increase
1744 code sharing. Remove check for unsupported relocation code in switch
1746 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1747 relocation property table to find out size. Change error message to
1748 print out the name of a relocation code instead of the numeric value.
1749 (Target_arm::scan_reloc_for_stub): Use relocation property table
1750 instead of calling Target_arm::reloc_uses_thumb_bit().
1752 2010-02-02 Doug Kwan <dougkwan@google.com>
1754 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1755 types of relaxed input section.
1757 2010-02-02 Doug Kwan <dougkwan@google.com>
1759 * Makefile.am (HFILES): Add arm-reloc-property.h.
1761 (TARGETSOURCES): Add arm-reloc-property.cc
1762 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1763 (libgold_a_SOURCES): $(DEFFILES)
1764 * Makefile.in: Regenerate.
1765 * arm-reloc-property.cc: New file.
1766 * arm-reloc-property.h: New file.
1767 * arm-reloc.def: New file.
1768 * arm.cc: Update comments.
1769 (arm-reloc-property.h): New included header.
1770 (arm_reloc_property_table): New global variable.
1771 (Target_arm::do_select_as_default_target): New method definition.
1772 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1773 arm-reloc-property to targ_extra_obj.
1774 * parameters.cc (set_parameters_target): Call
1775 Target::select_as_default_target().
1776 * target.h (Target::select_as_default_target): New method definition.
1777 (Target::do_select_as_default_target): Same.
1779 2010-02-01 Doug Kwan <dougkwan@google.com>
1781 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1782 first_output_text_section_.
1783 (Arm_exidx_fixup::first_output_text_section): New method definition.
1784 (Arm_exidx_fixup::first_output_text_section_): New data member.
1785 (Arm_exidx_fixup::process_exidx_section): Record the first text
1786 output section seen.
1787 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1788 and entsize in output section header.
1790 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1792 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1793 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1794 (Arm_relocate_functions::thm_alu11): New Method.
1795 (Arm_relocate_functions::thm_pc8): New Method.
1796 (Arm_relocate_functions::thm_pc12): New Method.
1797 (Target_arm::Scan::local): Handle the relocations.
1798 (Target_arm::Scan::global): Likewise.
1799 (Target_arm::Relocate::relocate): Likewise.
1800 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1802 2010-01-29 Doug Kwan <dougkwan@google.com>
1804 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1805 of relocation types as ld.
1807 2010-01-29 Doug Kwan <dougkwan@google.com>
1809 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1811 (Arm_relocate_functions::thumb_branch_common): Ditto.
1812 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1813 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1814 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1815 Arm_relocate_functions::jump24): Remove.
1816 (Target_arm::Relocate::relocate): Adjust code to call
1817 Arm_relocation_functions::arm_branch_common and
1818 Arm_relocation_functions::thumb_branch_common instead of their removed
1819 wrappers. Merge switch-cases together to reduce source code size.
1821 2010-01-29 Doug Kwan <dougkwan@google.com>
1823 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1824 output_local_symbol_count_needs_update_.
1825 (Arm_relobj::output_local_symbol_count_needs_update,
1826 Arm_relobj::set_output_local_symbol_count_needs_update,
1827 Arm_relobj::update_output_local_symbol_count): New methods.
1828 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1830 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1831 of pointed function as in a R_ARM_PREL31 relocation.
1832 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1833 for output local symbol count updating.
1834 (Target_arm::do_relax): Update output local symbol counts in objects
1836 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1838 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1840 * arm.cc: Added support for the ARM relocations:
1841 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1842 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1843 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1845 (Arm_relocate_functions::movw_rel): New method.
1846 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1847 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1849 (Arm_relocate_functions::thm_movw_rel): New method.
1850 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1852 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1854 (Target_arm::Scan::global): Likewise.
1855 (Target_arm::Relocate::relocate): Likewise.
1856 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1859 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1861 * arm.cc: Added support for ARM group relocations.
1862 (Target_arm::reloc_needs_sym_origin): New method.
1863 (Arm_relocate_functions::calc_grp_kn): New method.
1864 (Arm_relocate_functions::calc_grp_residual): New method.
1865 (Arm_relocate_functions::calc_grp_gn): New method.
1866 (Arm_relocate_functions::arm_grp_alu): New Method.
1867 (Arm_relocate_functions::arm_grp_ldr): New Method.
1868 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1869 (Arm_relocate_functions::arm_grp_ldc): New Method.
1870 (Target_arm::Scan::local): Handle the ARM group relocations.
1871 (Target_arm::Scan::global): Likewise.
1872 (Target_arm::Relocate::relocate): Likewise.
1873 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1876 2010-01-26 Doug Kwan <dougkwan@google.com>
1878 * arm.cc (set): Include.
1879 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1881 (Arm_output_section::Text_section_list): New type.
1882 (Arm_output_section::append_text_sections_to_list): New method.
1883 (Arm_output_section::fix_exidx_coverage): Ditto.
1884 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1885 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1886 Relobj::set_section_offset() instead of
1887 Sized_relobj::invalidate_section_offset().
1888 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1889 parameter for section headers. Ignore relocation sections for
1890 unallocated sections and EXIDX sections.
1891 (Target_arm::fix_exidx_coverage): New method.
1892 (Target_arm::output_section_address_less_than): New type.
1893 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1894 linked text section instead of the EXIDX section.
1895 (Arm_output_section::create_stub_group): Add an assertion to check
1896 that this is not an EXIDX output section.
1897 (Arm_output_section::append_text_sections_to_list): New method.
1898 (Arm_output_section::fix_exidx_coverage): Ditto.
1899 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1900 Arm_relobj::section_needs_reloc_stub_scanning.
1901 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1903 (Target_arm::fix_exidx_coverage): New method.
1904 * object.h (Relobj::set_output_section): New method.
1905 (Sized_relobj::invalidate_section_offset): Remove method.
1906 (Sized_relobj::do_invalidate_section_offset): Remove method.
1907 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1909 2010-01-25 Doug Kwan <dougkwan@google.com>
1911 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1912 Fix warning due to signed and unsigned comparison on a 32-bit host.
1914 2010-01-22 Doug Kwan <dougkwan@google.com>
1916 * arm.cc (Target_arm::do_relax): Record an output section for section
1917 offset adjustment it contains any stub table that has changed.
1918 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1919 offsets in an output section if necessary.
1920 * output.cc (Output_section::Output_section): Initialize
1921 section_offsets_need_adjustments_.
1922 (Output_section::add_input_section_for_script): Renamed to
1923 Output_section::add_simple_input_section.
1924 (Output_section::save_states): Add a comment.
1925 (Output_section::discard_states): New method defintion.
1926 (Output_section::adjust_section_offsets): Same.
1927 * output.h (Output_section::add_input_section_for_script): Renamed to
1928 Output_section::add_simple_input_section.
1929 (Output_section::discard_states): New method declaration.
1930 (Output_section::adjust_section_offsets): Same.
1931 (Output_section::section_offsets_need_adjustment,
1932 Output_section::set_section_offsets_need_adjustment): New method
1934 (Output_section::section_offsets_need_adjustment_): New data member.
1935 * script-sections.cc
1936 (Output_section_element_input::set_section_address): Adjust code for
1937 renaming of Output_section::add_input_section_for_script.
1938 (Orphan_output_section::set_section_address): Same.
1940 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1942 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1943 Fix_v4bx enum values .
1944 * gold/options.h (General_options): New option definitions.
1945 (General_options::fix_v4bx): New method.
1946 (General_options::Fix_v4bx): New enum.
1947 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1948 (General_options::parse_fix_v4bx_interworking): New method.
1950 2010-01-22 Doug Kwan <dougkwan@google.com>
1952 * arm.cc (Arm_exidx_fixup): New class.
1954 2010-01-21 Doug Kwan <dougkwan@google.com>
1956 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1958 (Arm_exidx_section_offset_map): New type.
1960 2010-01-21 Doug Kwan <dougkwan@google.com>
1962 * arm.cc (Arm_exidx_input_section): New class.
1963 (Arm_relobj::exidx_input_section_by_link,
1964 Arm_relobj::exidx_input_section_by_shndx,
1965 Arm_relobj::make_exidx_input_section): New methods.
1966 (read_arm_attributes_section): Remove.
1967 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1968 information about them.
1969 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1972 2010-01-20 Doug Kwan <dougkwan@google.com>
1974 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1975 Input_section_specifier to Section_id.
1976 (Target_arm::new_arm_input_section: Adjust code for change of key
1978 (Target_arm::find_arm_input_section): Ditto.
1979 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1980 (Section_id): Remove.
1981 (Garbage_collection::Section_id_hash): Remove.
1982 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1983 (Section_id): Remove.
1984 (Icf::Section_id_hash): Remove.
1985 * object.h (Section_id, Const_section_id, Section_id_hash,
1986 Const_section_id_hash): New type definitions.
1987 * output.cc (Output_section::add_relaxed_input_section): Change to
1988 use Const_section_id instead of Input_section_specifier as key type.
1989 (Output_section::add_merge_input_section): Ditto.
1990 (Output_section::build_relaxation_map): Change to use Section_id
1991 instead of Input_section_specifier as key type.
1992 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1994 (Output_section::convert_input_sections_to_relaxed_sections): Change
1995 to use Const_section_id instead of Input_section_specifier as key type.
1996 (Output_section::find_merge_section): Ditto.
1997 (Output_section::find_relaxed_input_section): Ditto.
1998 * output.h (Input_section_specifier): Remove class.
1999 (Output_section::Output_section_data_by_input_section_map): Change
2000 key type to Const_section_id.
2001 (Output_section::Output_relaxed_input_section_by_input_section_map):
2003 (Output_section::Relaxation_map): Change key type to Section_id.
2005 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2007 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2008 (class Arm_v4bx_stub): New class.
2009 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2010 (Stub_factory::make_arm_v4bx_stub): New method.
2011 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2012 (Stub_table::empty): Handle v4bx stubs.
2013 (Stub_table::add_arm_v4bx_stub): New method.
2014 (Stub_table::find_arm_v4bx_stub): New method.
2015 (Arm_relocate_functions::v4bx): New method.
2016 (Target_arm::fix_v4bx): New method.
2017 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2018 (Stub_table::relocate_stubs): Likewise.
2019 (Stub_table::do_write): Likewise.
2020 (Stub_table::update_data_size_and_addralign): Likewise.
2021 (Stub_table::finalize_stubs): Likewise.
2022 (Target_arm::Scan::local): Likewise.
2023 (Target_arm::Scan::global): Likewise.
2024 (Target_arm::do_finalize_sections): Likewise.
2025 (Target_arm::Relocate::relocate): Likewise.
2026 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2028 (Target_arm::scan_reloc_for_stub): Likewise.
2029 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2031 2010-01-19 Ian Lance Taylor <iant@google.com>
2033 * output.cc (Output_section_headers::do_sized_write): Write large
2034 segment count to sh_info field.
2035 (Output_file_header::do_sized_write): For large segment count,
2036 write PN_XNUM to e_phnum field.
2038 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2040 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2041 (Arm_relocate_functions::thm_jump8): New function.
2042 (Arm_relocate_functions::thm_jump11): New function.
2043 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2045 (Target_arm::Scan::global): Likewise.
2046 (Target_arm::Relocate::relocate): Likewise.
2047 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2050 2010-01-14 Doug Kwan <dougkwan@google.com>
2052 * arm.cc (map, utility): Include headers.
2053 (Target_arm::apply_cortex_a8_workaround): New method.
2054 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2055 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2056 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2057 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2058 the --[no-]fix-cortex-a8 command line options.
2059 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2060 (Target_arm::relocate_stub): Use addend in instruction template.
2061 * options.h (DEFINE_bool): Set the user-set flag.
2062 (General_options): Add --[no-]-fix-cortex options.
2063 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2064 : Update fast look-up map after conversion.
2066 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2068 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2069 in the first pass of do_layout.
2071 2010-01-13 Doug Kwan <dougkwan@google.com>
2073 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2074 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2075 apparent compiler problem of not folding static constant integral
2076 data members of elfcpp::Elf_sizes<32>.
2078 2010-01-13 Doug Kwan <dougkwan@google.com>
2080 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2081 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2082 Arm_relobj::scan_section_for_cortex_a8_erratum,
2083 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2084 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2085 sections to scan for relocation stubs into a new method
2086 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2087 relocation and Cortex-A8 stub scanning.
2088 (Target_arm::do_relax): Force stubs to be after stubbed sections
2089 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2090 the beginning of a new relaxation pass. Update a comment.
2091 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2093 2010-01-12 Ian Lance Taylor <iant@google.com>
2095 * target-reloc.h (visibility_error): New inline function.
2096 (relocate_section): Call visibility_error.
2097 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2098 (MOSTLYCLEANFILES): Likewise.
2099 (protected_4_pic.o, protected_3.err): New targets.
2100 * testsuite/protected_4.cc: New file.
2102 2010-01-12 Doug Kwan <dougkwan@google.com>
2104 * arm.cc (Cortex_a8_reloc): New class.
2105 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2106 and cortex_a8_relocs_info_.
2107 (Target_arm::fix_cortex_a8): New method definition.
2108 (Target_arm::Cortex_a8_relocs_info): New type.
2109 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2110 New data member declarations.
2111 (Target_arm::scan_reloc_for_stub): Record information about
2112 relocations for THUMB branches that might be exempted from the
2113 Cortex-A8 workaround.
2114 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2115 at the beginning of a relaxation pass.
2117 2010-01-12 Doug Kwan <dougkwan@google.com>
2119 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2120 (Arm_relobj::Mapping_symbol_position,
2121 Arm_reloj::Mapping_symbol_position_less,
2122 Arm_relobj::Mapping_symbols_info): New types.
2123 (Target_arm::is_mapping_symbol_name): New method definition.
2124 (Arm_relobj::do_count_local_symbols): Save information about mapping
2127 2010-01-11 Doug Kwan <dougkwan@google.com>
2129 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2130 Arm_relocate_functions::thumb32_branch_upper,
2131 Arm_relocate_functions::thumb32_branch_lower,
2132 Arm_relocate_functions::thumb32_cond_branch_offset,
2133 Arm_relocate_functions::thumb32_cond_branch_upper,
2134 Arm_relocate_functions::thumb32_cond_branch_lower,
2135 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2136 branch offset encoding.
2137 (Arm_relocate_functions::thumb_branch_common): Use new branch
2138 offset encoding methods to avoid code duplication.
2139 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2140 (Stub_addend_reader::operator()): Use new branch encoding method
2141 to avoid code duplication.
2143 2010-01-11 Doug Kwan <dougkwan@google.com>
2145 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2146 (Target_arm::do_finalize_sections): Define special EXIDX section
2147 symbols only if referenced.
2148 * gc.h (Garbage_collection::add_reference): New method.
2149 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2152 2010-01-11 Ian Lance Taylor <iant@google.com>
2154 * script.cc (Version_script_info::build_expression_list_lookup):
2155 Change complaing about duplicate wildcard match from error to
2158 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2160 (Version_script_info::Version_script_info): Initialize globs_,
2161 default_version_, default_is_global_, and exact_. Don't
2162 initialize globals_ or locals_.
2163 (Version_script_info::build_lookup_tables): Build local symbols
2165 (Version_script_info::unquote): New function.
2166 (Version_script_info::add_exact_match): New function.
2167 (Version_script_info::build_expression_list_lookup): Remove lookup
2168 parameter. Add is_global parameter. Change all callers. Handle
2169 wildcard pattern specially. Unquote pattern. Call
2171 (Version_script_info::get_name_to_match): New function.
2172 (Version_script_info::get_symbol_version): New function.
2173 (Version_script_info::get_symbol_version_helper): Remove.
2174 (Version_script_info::check_unmatched_names): Call unquote.
2175 * script.h (class Version_script_info): Change get_symbol_version
2176 to be non-inline and add is_global parameter; change all callers.
2177 Rewrite symbol_is_local. Update declarations. Define struct
2178 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2179 Remove globals_ and locals_ members. Add exact_, globs_,
2180 default_version_, is_global_.
2181 (Version_script_info::Glob): Remove pattern, add expression and
2182 is_global. Update constructor. Change all callers.
2183 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2185 (Versions::symbol_section_contents): If a symbol is undefined, or
2186 defined in a dynamic object, set the version index to
2188 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2190 (Symbol_table::add_from_pluginobj): Likewise.
2191 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2193 2010-01-11 Doug Kwan <dougkwan@google.com>
2195 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2196 (incremental_dump_LDADD): Add linking option for libintl.
2197 * Makefile.in: Regenerate.
2199 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2202 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2204 * testsuite/Makefile.in: Regenerated.
2206 2010-01-10 Doug Kwan <dougkwan@google.com>
2208 * options.h (DEFINE_var): Use parentheses around argument varname__
2209 in macro body to avoid any unintended subsequent substitutions.
2211 2010-01-10 Ian Lance Taylor <iant@google.com>
2213 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2214 candidates before doing symbol resolution.
2216 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2217 ODR candidates if only one is weak.
2219 2010-01-08 Ian Lance Taylor <iant@google.com>
2221 * script.cc (Version_script_info::build_expression_list_lookup):
2222 Don't warn about ambiguous version, just record the ambiguity.
2223 (Version_script_info::get_symbol_version_helper): Give error if
2224 version is ambiguous.
2226 2010-01-08 Doug Kwan <dougkwan@google.com>
2228 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2229 prev_data_size_ and prev_addralign_. Remove initializer for
2230 deleted data member has_been_changed_.
2231 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2232 to determine if the table is empty.
2233 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2235 (Stub_table::add_reloc_stub): Define method in class definition
2236 instead of just declaring it there.
2237 (Stub_table::add_cortex_a8_stub): New method definition.
2238 (Stub_table::update_data_size_and_addralign): Ditto.
2239 (Stub_table::finalize_stubs): Ditto.
2240 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2241 (Stub_table::do_addralign_): Return address alignment in the
2242 (Stub_table::do_reset_address_and_file_offset): Define method in
2243 class definition instead of declaring it there. Set current data
2244 size to be the data size of the previous pass.
2245 (Stub_table::set_final_data_size): Use current data size as the
2247 (Stub_table::relocate_stub): Change parameter type of stub from
2248 Reloc_stub pointer to Stub pointer.
2249 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2250 (Stub_table::Cortex_a8_stub_list): New typedef.
2251 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2252 Stub_table::prev_addralign_): New data member.
2253 (Arm_relobj::Arm_relobj): Initialize data member
2254 section_has_cortex_a8_workaround_.
2255 (Arm_relobj::section_has_cortex_a8_workaround,
2256 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2258 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2260 (Target_arm::relocate_stub): Change parameter type of stub from
2261 Reloc_stub pointer to Stub pointer.
2262 (Insn_template::size, Insn_template::alignment): Handle
2263 THUMB16_SPECIAL_TYPE.
2264 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2265 Stub_table::update_data_size_and_addralign,
2266 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2268 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2269 (Stub_table::do_write): Ditto.
2270 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2272 2010-01-08 Ian Lance Taylor <iant@google.com>
2275 * symtab.h (class Symbol): Remove fields is_target_special_ and
2276 has_plt_offset_. Add field is_defined_in_discarded_section_.
2277 (Symbol::is_defined_in_discarded_section): New function.
2278 (Symbol::set_is_defined_in_discarded_section): New function.
2279 (Symbol::has_plt_offset): Rewrite.
2280 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2281 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2282 Don't initialize is_target_special_ or has_plt_offset_.
2283 Initialize is_defined_in_discarded_section_.
2284 (Symbol_table::add_from_relobj): If appropriate, set
2285 is_defined_in_discarded_section.
2286 * resolve.cc (Symbol::override_base_with_special): Don't test
2287 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2288 * target-reloc.h (relocate_section): Do special handling for
2289 symbols defined in discarded sections for global symbols as well
2292 2010-01-08 Ian Lance Taylor <iant@google.com>
2294 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2295 the SHT_SYMTAB case.
2297 2010-01-08 Ian Lance Taylor <iant@google.com>
2299 * object.cc (Sized_relobj::do_layout): Don't get confused if
2300 layout_eh_frame returns NULL.
2302 2010-01-08 Ian Lance Taylor <iant@google.com>
2305 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2306 dynamic symbol table, use the normal symbol table.
2307 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2310 2010-01-08 Ian Lance Taylor <iant@google.com>
2313 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2316 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2318 * version.cc (print_version): Change to "Copyright 2010".
2320 2010-01-08 Ian Lance Taylor <iant@google.com>
2324 * i386.cc (class Target_i386): Change return type of plt_section
2326 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2327 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2328 tls_desc_rel_ field.
2329 (Output_data_plt_i386::rel_tls_desc): New function.
2330 (Target_i386::rel_tls_desc_section): New function.
2331 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2332 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2333 R_386_TLS_DESC reloc in rel_tls_desc_section.
2334 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2335 Define struct Tlsdesc_info.
2336 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2337 (Target_x86_64::do_reloc_symbol_index): New function.
2338 (Target_x86_64::add_tlsdesc_info): New function.
2339 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2340 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2342 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2344 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2345 (Target_x86_64::rela_tlsdesc_section): New function.
2346 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2348 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2349 (Target_x86_64::do_reloc_addend): New function.
2350 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2351 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2352 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2353 (Output_reloc::type): New function.
2354 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2355 (Output_reloc::is_target_specific): New function.
2356 (Output_reloc::target_arg): New function.
2357 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2358 absolute relocs and target specific relocs.
2359 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2360 add_target_specific.
2361 (class Output_data_reloc) [SHT_RELA]: Likewise.
2362 * output.cc (Output_reloc::Output_reloc): Add four new versions
2363 for absolute relocs and target specific relocs.
2364 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2365 (Output_reloc::get_symbol_index): Likewise.
2366 (Output_reloc::local_section_offset): Check that local_sym_index_
2367 is not TARGET_CODE or 0.
2368 (Output_reloc::symbol_value): Likewise.
2369 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2371 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2372 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2374 * layout.cc (add_target_dynamic_tags): Use output section for
2375 DT_PLTRELSZ and DT_JMPREL.
2377 2010-01-07 Ian Lance Taylor <iant@google.com>
2380 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2382 (class Output_data_reloc_generic): Define.
2383 (class Output_data_reloc_base): Change base class to
2384 Output_data_reloc_generic. Change add() method to call
2385 bump_relative_reloc_count for a relative reloc. Remove
2387 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2389 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2390 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2392 * layout.h (class Layout): Update declaration.
2394 2010-01-07 Ian Lance Taylor <iant@google.com>
2396 * output.h (class Output_data): Add const version of
2397 output_section and do_output_section.
2398 (class Output_section_data): Add const version of
2400 (class Output_section): Likewise.
2401 * layout.cc (Layout::add_target_dynamic_tags): New function.
2402 * layout.h (class Layout): Update declarations.
2403 * arm.cc (Target_arm::do_finalize_sections): Use
2404 add_target_dynamic_tags.
2405 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2406 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2407 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2408 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2410 2010-01-07 Ian Lance Taylor <iant@google.com>
2413 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2416 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2417 Ian Lance Taylor <iant@google.com>
2420 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2421 Xindex::read_symtab_xindex.
2423 2010-01-07 Doug Kwan <dougkwan@google.com>
2425 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2426 (Insn_template::thumb16_bcond_insn): New method declaration.
2427 (Insn_template): Fix spelling.
2428 (Stub::thumb16_special): New method declaration.
2429 (Stub::do_write): Define virtual method which was previously pure
2431 (Stub::do_thumb16_special): New method declaration.
2432 (Stub::do_fixed_endian_write): New template member.
2433 (Reloc_stub::do_write): Remove.
2434 (Reloc_stub::do_fixed_endian_write): Remove.
2435 (Cortex_a8_stub): New class definition.
2436 (Stub_factory::make_cortex_a8_stub): New method definition.
2437 (Stub_factory::Stub_factory): Add missing static storage class
2438 qualifier for elf32_arm_stub_a8_veneer_blx.
2440 2010-01-07 Ian Lance Taylor <iant@google.com>
2443 * options.h (class General_options): Add --warn-unresolved-symbols
2444 and --error-unresolved-symbols.
2445 * errors.cc (Errors::undefined_symbol): Implement
2446 --warn-unresolved-symbols.
2448 * options.h (class General_options): Add -z text and -z textoff.
2449 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2451 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2453 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2454 (Garbage_collection::cident_sections): New function.
2455 (Garbage_collection::add_cident_section): New function.
2456 (Garbage_collection::cident_sections_): New member.
2457 (gc_process_relocs): Add references to sections whose names are C
2459 * gold.h (cident_section_start_prefix): New constant.
2460 (cident_section_stop_prefix): New constant.
2461 (is_cident): New function.
2462 * layout.cc (Layout::define_section_symbols): Replace string constants
2463 with the newly defined constants.
2464 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2466 * testsuite/Makefile.am: Add gc_orphan_section_test.
2467 * testsuite/Makefile.in: Regenerate.
2468 * testsuite/gc_orphan_section_test.cc: New file.
2469 * testsuite/gc_orphan_section_test.sh: New file.
2471 2010-01-06 Ian Lance Taylor <iant@google.com>
2474 * options.h (class General_options): Add --warn-shared-textrel.
2475 * layout.cc (Layout::finish_dynamic_section): Implement
2476 --warn-shared-textrel.
2479 * options.h (class General_options): Add --warn-multiple-gp.
2481 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2483 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2484 $(THREADSLIB) and $(LIBDL).
2485 * Makefile.in: Rebuild.
2487 2010-01-06 Ian Lance Taylor <iant@google.com>
2490 * options.cc (General_options::parse_section_start): New function.
2491 (General_options::section_start): New function.
2492 (General_options::General_options): Initialize all members.
2493 * options.h: Include <map>
2494 (class General_options): Add --section-start. Add section_starts_
2496 * layout.cc (Layout::attach_allocated_section_to_segment): If
2497 --section-start was used, set the address of the segment. Remove
2498 local sort_sections.
2499 (Layout::relaxation_loop_body): If the address of the load segment
2500 has been set by --section-start, don't use it.
2501 * output.h (Output_segment::update_flags_for_output_section): New
2503 * output.cc (Output_segment::add_output_section): Call
2504 update_flags_for_output_section.
2506 2010-01-05 Ian Lance Taylor <iant@google.com>
2509 * options.h (class General_options): Add --undefined-version.
2510 * script.cc (struct Version_expression): Add was_matched_by_symbol
2512 (Version_script_info::matched_symbol): New function.
2513 (Version_script_info::get_symbol_version_helper): Call
2515 (Version_script_info::check_unmatched_names): New function.
2516 * script.h (class Version_script_info): Update declarations.
2517 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2519 * options.h (class General_options): Use DEFINE_bool_alias for
2520 allow_multiple_definition.
2521 * resolve.cc (Symbol_table::should_override): Don't test
2522 allow_multiple_definition.
2525 * options.h (class General_options): Add --cref.
2526 * main.cc (main): Print cref table if --cref. Don't close mapfile
2527 until after printing cref table.
2528 * cref.cc: Include "symtab.h".
2529 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2530 (Cref_table_compare::operator()): New function.
2531 (Cref_inputs::gather_cref): New function.
2532 (filecol): New static const.
2533 (Cref_inputs::print_cref): New function.
2534 (Cref::print_cref): New function.
2535 * cref.h: Include <cstdio>.
2536 (class Cref): Update declarations.
2537 * mapfile.h (Mapfile::file): New function.
2538 * object.h (class Object): Define Symbols. Declare virtual
2539 do_get_global_symbols.
2540 (Object::get_global_symbols): New function.
2541 * object.cc (Input_objects::add_object): Pass object to cref_ if
2543 (Input_objects::archive_start): Likewise.
2544 (Input_objects::archive_stop): Likewise.
2545 (Input_objects::print_cref): New function.
2546 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2547 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2549 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2551 * plugin.h (class Sized_pluginobj): Update declarations.
2553 2010-01-05 Ian Lance Taylor <iant@google.com>
2555 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2556 to is_default_version. Rename insdef to insdefault.
2557 (Symbol_table::add_from_relobj): Rename def to is_default_version
2558 and local to is_forced_local.
2559 (Symbol_table::add_from_pluginobj): Likewise.
2560 (Symbol_table::add_from_dynobj): Likewise.
2561 (Symbol_table::define_special_symbol): Rename insdef to
2564 2010-01-04 Ian Lance Taylor <iant@google.com>
2567 * options.h (class General_options): Add
2568 --allow-multiple-definition and -z muldefs.
2569 * resolve.cc (Symbol_table::should_override): Don't warn about a
2570 multiple symbol definition if --allow-multiple-definition or -z
2574 * options.h (class General_options): Add --add-needed and
2575 --copy-dt-needed-entries. Tweak --as-needed help entry.
2576 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2577 error if --copy-dt-needed-entries aka --add-needed is used and
2578 would cause a change in behaviour.
2581 * options.h (class General_options): Add -G as a short version of
2582 --shared. Add no-op options -assert, -g, and -i.
2584 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2586 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2587 check for .text or .gnu.linkonce.t sections.
2588 * icf.cc (Icf::find_identical_sections): Ditto.
2589 Change the detection for mangled function name within the section
2591 * icf.h (is_section_foldable_candidate): New function.
2593 2009-12-30 Ian Lance Taylor <iant@google.com>
2596 * options.h (class General_options): Permit two dashes with
2597 --retain-symbols-file.
2599 2009-12-30 Ian Lance Taylor <iant@google.com>
2602 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2603 don't put the file header and segment headers in the text
2607 * common.cc (Sort_commons::operator()): Stabilize sort when both
2609 (Symbol_table::do_allocate_commons_list): When allocating common
2610 symbols, skip a symbol which is no longer common.
2611 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2612 an object before checking its type.
2613 * testsuite/common_test_2.c: New file.
2614 * testsuite/common_test_3.c: New file.
2615 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2616 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2617 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2618 (common_test_2_pic.o, common_test_2.so): New targets.
2619 (common_test_3_pic.o, common_test_3.so): New targets.
2620 * testsuite/Makefile.in: Rebuild.
2623 * script.cc (read_input_script): If we see a new SECTIONS clause,
2624 and we have added an input section, give an error.
2625 * layout.h (class Layout): Add have_added_input_section function.
2626 Add have_added_input_section_ field.
2627 * layout.cc (Layout::Layout): Initialize
2628 have_added_input_section_.
2629 (Layout::layout): Set have_added_input_section_.
2630 (Layout::layout_eh_frame): Likewise.
2632 2009-12-30 Ian Lance Taylor <iant@google.com>
2635 * options.h (class General_options): Add --sort-common option.
2636 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2637 * common.cc (Sort_common): Add sort_order parameter to
2638 constructor. Add sort_order_ field.
2639 (Sort_commons::operator): Check sort_order_.
2640 (Symbol_table::allocate_commons): Determine the sort order.
2641 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2643 (Symbol_table::do_allocate_commons_list): Likewise.
2645 2009-12-30 Ian Lance Taylor <iant@google.com>
2648 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2649 symbols from this object, don't change the visibility of an
2651 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2653 2009-12-30 Ian Lance Taylor <iant@google.com>
2656 * script.h (class Version_script_info): Define Language enum.
2657 Update declarations. Define Glob, Exact, and Lookup types. Add
2658 new fields globals_, locals_, and is_finalized_.
2659 * script.cc: Various formatting fixes.
2660 (class Parser_closure): Change language_stack_ from a vector of
2661 std::string to one of Version_script_info::Language. Adjust all
2663 (class Lazy_demangler): Remove.
2664 (struct Version_expression): Change language from std::string to
2665 Version_script_info::Language.
2666 (Version_script_info::Version_script_info): New function.
2667 (Version_script_info::~Version_script_info): Don't call clear.
2668 (Version_script_info::finalize): New function.
2669 (Version_script_info::build_lookup_tables): New function.
2670 (Version_script_info::build_expression_list_lookup): New
2672 (Version_script_info::get_symbol_version_helper): Rewrite to use
2674 (Version_script_info::print_expression_list): Adjust to use
2675 Version_script_info::Language.
2676 (script_push_lex_into_version_mode): Check that the version script
2677 has not been finalized.
2678 (version_script_push_lang): Change language string to
2679 Version_script_info::Language.
2680 * options.cc (Command_line::version_script): New function.
2681 * options.h (class General_options): Add finalize_dynamic_list
2682 function. Change version_script from declaration to definition.
2683 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2684 * testsuite/version_script.map: Remove duplicate def of foo.
2685 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2687 * testsuite/Makefile.in: Rebuild.
2689 2009-12-30 Ian Lance Taylor <iant@google.com>
2692 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2693 if the input symbol index is 0, make the output symbol index 0.
2695 2009-12-30 Ian Lance Taylor <iant@google.com>
2698 * options.h (class General_options): Add -x/--discard-all.
2699 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2700 --discard-all. If the local symbol needs a dynamic entry, check
2701 that before handling --discard-locals.
2703 2009-12-30 Ian Lance Taylor <iant@google.com>
2706 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2708 (Output_segment::add_output_section): Don't change the flags if
2712 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2713 GNU hash table if they need a dynamic value. Otherwise, don't add
2714 them if they are defined in a dynamic object or are forced local.
2716 2009-12-29 Ian Lance Taylor <iant@google.com>
2719 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2720 .gnu.hash table for a 32-bit target.
2723 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2724 regular and a dynamic object only needs a dynamic symbol table
2725 entry if it is externally visible.
2728 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2729 constructor. Add global_offset_table_ field.
2730 (Target_i386::got_section): Set global_offset_table_.
2731 (Target_i386::do_finalize_sections): Set global_offset_table_
2733 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2734 in constructor. Add global_offset_table_ field.
2735 (Target_x86_64::got_section): Set global_offset_table_.
2736 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2739 * layout.cc (Layout::Layout): Initialize increase_relro_.
2740 (Layout::get_output_section): Add is_relro, is_last_relro, and
2741 is_first_non_relro parameters. Change all callers.
2742 (Layout::choose_output_section): Likewise.
2743 (Layout::add_output_section_data): Likewise.
2744 (Layout::make_output_section): Likewise.
2745 (Layout::set_segment_offsets): Clear increase_relro when using a
2747 * layout.h (class Layout): Add increase_relro method. Add
2748 increase_relro_ field. Update declarations.
2749 * output.cc (Output_section::Output_section): Initialize
2750 is_last_relro_ and is_first_non_relro_.
2751 (Output_segment::add_output_section): Group relro sections is
2752 do_sort is true. Handle is_last_relro and is_first_non_relro.
2753 (Output_segment::maximum_alignment): Remove relro handling.
2754 (Output_segment::set_section_addresses): Add increase_relro
2755 parameter. Change all callers. Add initial alignment to align
2756 relro sections on separate page. Remove old relro handling.
2757 (Output_segment::set_section_list_addresses): Remove in_relro
2758 parameter. Change all callers.
2759 (Output_segment::set_offset): Add increase parameter. Change all
2760 callers. Remove old relro handling.
2761 * output.h (class Output_section): Add new methods: is_last_relro,
2762 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2763 Add is_last_relro_ and is_first_non_relro_ fields.
2764 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2765 Create separate .got.plt section. Call increase_relro.
2766 * x86_64.cc (Target_x86_64::got_section): Likewise.
2767 * testsuite/relro_script_test.t: Add .got.plt.
2770 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2771 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2772 (Layout::finalize): Call set_dynamic_symbol_size.
2773 (Layout::set_dynamic_symbol_size): New function.
2774 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2775 set_dynamic_symbol_size.
2778 * output.h (class Output_section): Add is_entsize_zero_ field.
2779 * output.cc (Output_section::Output_section): Initialize
2781 (Output_section::set_entsize): If two different entsizes are
2782 requested, force it to zero.
2783 (Output_section::add_input_section): Set flags for .debug_str
2784 before updating section flags. Set entsize.
2785 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2786 and SHF_STRING if all input sections have those flags.
2788 2009-12-29 Rafael Espindola <espindola@google.com>
2790 * main.cc (main): Fix the sys time reporting.
2791 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2794 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2796 * options.cc (General_options::parse_version): Allow -v to exit
2797 without an error if there is nothing to link.
2799 2009-12-29 Ian Lance Taylor <iant@google.com>
2801 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2802 using a version of gcc before 4.1.
2803 * configure: Rebuild.
2805 2009-12-28 Chris Demetriou <cgd@google.com>
2807 * attributes.cc (Output_attributes_section_data::do_write): Use
2808 std::vector::front rather than std::vector::data.
2810 2009-12-28 Ian Lance Taylor <iant@google.com>
2812 * symtab.h (class Symbol_table): Add enum Defined.
2813 * resolve.cc (Symbol_table::should_override): Add defined
2814 parameter. Change all callers. Test whether object is NULL
2815 before calling a method on it.
2816 (Symbol_table::report_resolve_problem): Add defined parameter.
2818 (Symbol_table::should_override_with_special): Likewise.
2819 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2820 parameter. Change all callers.
2821 (Symbol_table::do_define_in_output_data): Likewise.
2822 (Symbol_table::define_in_output_segment): Likewise.
2823 (Symbol_table::do_define_in_output_segment): Likewise.
2824 (Symbol_table::define_as_constant): Likewise.
2825 (Symbol_table::do_define_as_constant): Likewise.
2826 * script.h (class Symbol_assignment): Add is_defsym parameter to
2827 constructor; change all callers.
2828 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2829 parameter. Change all callers. Add is_defsym_ field.
2830 (class Parser_closure): Add parsing_defsym parameter to
2831 constructor; change all callers. Add parsing_defsym accessor
2832 function. Add parsing_defsym_ field.
2834 2009-12-28 Ian Lance Taylor <iant@google.com>
2836 * gold.cc (queue_middle_tasks): Fix formatting.
2837 * object.cc (Relobj::is_section_name_included): Likewise.
2839 2009-12-23 Ian Lance Taylor <iant@google.com>
2841 * i386.cc (Target_i386::do_calls_non_split): Recognize
2842 -fsplit-stack prologue for a function with a static chain.
2843 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2844 -fsplit-stack prologue when using %r11.
2846 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2848 * options.cc (General_options::parse_version): Make -v continue and do
2849 the link like GNU ld does.
2851 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2853 * Makefile.am (CCFILES): Add timer.cc.
2854 (HFILES): Add timer.h.
2855 * configure.ac: Check for sysconf and times.
2856 * main.cc: include timer.h.
2857 (main): Use Timer instead of get_run_time.
2860 * workqueue.cc: include timer.h.
2861 (Workqueue::find_and_run_task):
2862 Report user, sys and wall time.
2863 * Makefile.in: Regenerate.
2864 * config.in: Regenerate.
2865 * configure: Regenerate.
2867 2009-12-16 Doug Kwan <dougkwan@google.com>
2869 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2871 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2872 relaxed input sections.
2873 * output.cc (Output_section::find_relaxed_input_section): Change
2874 return type to Output_relaxed_input_section pointer. Adjust code
2875 for new type of relaxed_input_section_map_.
2876 * output.h (Output_section::find_relaxed_input_section): Change
2877 return type to Output_relaxed_input_section pointer.
2878 (Output_section::Output_relaxed_input_section_by_input_section_map):
2880 (Output_section::relaxed_input_section_map_): Change type to
2881 Output_section::Output_relaxed_input_section_by_input_section_map.
2882 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2885 2009-12-15 Ian Lance Taylor <iant@google.com>
2887 * layout.cc (Layout::create_shstrtab): Only write out after input
2888 sections if we are compressing debug sections.
2890 2009-12-15 Ian Lance Taylor <iant@google.com>
2892 * archive.cc (Archive::add_symbols): Only look up a symbol without
2893 a version if there is, in fact, a version.
2895 2009-12-14 Ian Lance Taylor <iant@google.com>
2897 Revert -Wshadow changes, all changes from:
2898 2009-12-11 Doug Kwan <dougkwan@google.com>
2899 2009-12-11 Nick Clifton <nickc@redhat.com>
2900 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2902 2009-12-11 Doug Kwan <dougkwan@google.com>
2904 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2906 * attributes.cc (Object_attribute::size): Ditto.
2907 (Attributes_section_data::size): Ditto.
2908 (Attributes_section_data::Attributes_section_data): Ditto.
2909 (Output_attributes_section_data::do_write): Ditto.
2910 * attributes.h (Object_attribute::set_type): Ditto.
2911 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2913 2009-12-11 Nick Clifton <nickc@redhat.com>
2915 * archive.cc: Fix shadowed variable warnings.
2917 * compressed_output.cc: Likewise.
2918 * compressed_output.h: Likewise.
2919 * configure: Likewise.
2920 * dwarf_reader.cc: Likewise.
2921 * dynobj.cc: Likewise.
2922 * dynobj.h: Likewise.
2923 * ehframe.cc: Likewise.
2924 * ehframe.h: Likewise.
2925 * errors.cc: Likewise.
2926 * expression.cc: Likewise.
2927 * fileread.cc: Likewise.
2928 * fileread.h: Likewise.
2929 * freebsd.h: Likewise.
2930 * i386.cc: Likewise.
2932 * incremental.h: Likewise.
2933 * layout.cc: Likewise.
2934 * layout.h: Likewise.
2935 * mapfile.cc: Likewise.
2936 * merge.cc: Likewise.
2937 * merge.h: Likewise.
2938 * object.cc: Likewise.
2939 * object.h: Likewise.
2940 * options.h: Likewise.
2941 * output.cc: Likewise.
2942 * output.h: Likewise.
2943 * parameters.cc: Likewise.
2944 * plugin.cc: Likewise.
2945 * powerpc.cc: Likewise.
2946 * reduced_debug_output.cc: Likewise.
2947 * reduced_debug_output.h: Likewise.
2948 * reloc.cc: Likewise.
2949 * reloc.h: Likewise.
2950 * resolve.cc: Likewise.
2951 * script-sections.cc: Likewise.
2952 * script.cc: Likewise.
2953 * script.h: Likewise.
2954 * sparc.cc: Likewise.
2955 * symtab.cc: Likewise.
2956 * symtab.h: Likewise.
2957 * target-select.cc: Likewise.
2958 * target-select.h: Likewise.
2959 * token.h: Likewise.
2960 * workqueue.cc: Likewise.
2961 * workqueue.h: Likewise.
2962 * x86_64.cc: Likewise.
2964 2009-12-10 Doug Kwan <dougkwan@google.com>
2966 * arm.cc (attributes.h): New include.
2967 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2968 (Arm_relobj::~Arm_relobj): Delete object pointed by
2969 attributes_section_data_.
2970 (Arm_relobj::attributes_section_data): New method definition.
2971 (Arm_relobj::attributes_section_data_): New data member declaration.
2972 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2973 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2974 attributes_section_data_.
2975 (Arm_dynobj::attributes_section_data): New method definition.
2976 (Arm_dynobj::attributes_section_data_): New data member declaration.
2977 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2978 initialization value of may_use_blx_ to false.
2979 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2980 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2981 object attributes to compute results instead of hard-coding.
2982 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2983 Target_arm::get_secondary_compatible_arch,
2984 Target_arm::set_secondary_compatible_arch
2985 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2986 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2987 New method declarations.
2988 (Target_arm::get_aeabi_object_attribute): New method definition.
2989 (Target_arm::attributes_section_data_): New data member declaration.
2990 (read_arm_attributes_section): New template definition.
2991 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2992 (Arm_dynobj::do_read_symbols): Ditto.
2993 (Target_arm::do_finalize_sections): Merge attributes sections from
2994 input. Check for BLX use after attributes section merging.
2995 Fix __exidx_start and __exidx_end visibility. Create an
2996 .ARM.attributes section if necessary.
2997 (Target_arm::get_secondary_compatible_arch,
2998 Target_arm::set_secondary_compatible_arch,
2999 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3000 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3001 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3002 New method definitions.
3004 2009-12-09 Ian Lance Taylor <iant@google.com>
3006 * plugin.cc (Plugin::load): Don't cast from void* to a function
3009 2009-12-09 Ian Lance Taylor <iant@google.com>
3011 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3014 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3016 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3017 Replace two_file_shared_1.so with two_file_shared_2.so.
3018 * testsuite/Makefile.in: Regenerated.
3020 2009-12-08 Doug Kwan <dougkwan@google.com>
3022 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3023 (HFILES): Add attributes.h and int_encoding.h.
3024 * Makefile.in: Regenerate.
3025 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3026 function definitions to int_encoding.cc
3027 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3028 prototypes to int_encoding.h
3029 * reduced_debug_output.cc (int_encoding.h): New include.
3030 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3031 function definitions to int_encoding.cc
3032 (insert_into_vector, read_from_pointer): Move template definitions to
3034 * attributes.cc: New file.
3035 * attributes.h: New file.
3036 * int_encoding.cc: New file.
3037 * int_encoding.h: New file.
3039 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3042 * incremental-dump.cc (dump_incremental_inputs): New.
3043 (main): Use dump_incremental_inputs.
3045 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3048 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3049 checking elfcpp::STT_FUNC.
3050 (Target_i386::Relocate::relocate): Likewise.
3051 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3053 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3054 symbols from shared libraries into normal FUNC symbols.
3056 * symtab.h (Symbol): Add is_func and use it.
3058 2009-12-05 Doug Kwan <dougkwan@google.com>
3060 * arm.cc (Target_arm::arm_info): Initialize new fields
3061 attributes_section and attributes_vendor.
3062 * i386.cc (Target_i386::i386_info): Same.
3063 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3064 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3065 fields attributes_section and attributes_vendor.
3066 * sparc.cc (Target_sparc::sparc_info): Same.
3067 * target.h (Target::attributes_section, Target::attributes_vendor,
3068 Target::is_attributes_section, Target::attribute_arg_type,
3069 Target::attributes_order): New method definitions.
3070 (Target::Target_info::attributes_section,
3071 Target::Target_info::attributes_vendor): New fields.
3072 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3073 virtual method definitions.
3074 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3075 attributes_section and attributes_vendor.
3076 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3078 2009-12-05 Doug Kwan <dougkwan@google.com>
3080 * arm.cc: Update comments about interworking and stub generation.
3081 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3082 considered as non-PIC.
3083 (Arm_relocate_functions::base_abs): Fix formatting.
3084 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3085 of function to use GOT entry address instead of offset.
3086 (Target_arm::Scan::global): Issue an error if a symbol would need a
3087 PLT does not get one because it is untyped. Remove code to create
3088 dynamic symbols for relative branches.
3089 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3090 takes unsigned integer instead of boolean.
3092 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3094 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3095 (two_file_test_LDADD): Likewise.
3096 (common_test_1_LDADD): Likewise.
3097 (exception_test_LDADD) Likewise.
3098 (weak_test_LDADD): Likewise.
3099 (many_sections_test_LDADD): Likewise.
3100 (initpri1_LDADD): Likewise.
3101 (script_test_1_LDADD): Likewise.
3102 (script_test_2_LDADD): Likewise.
3103 (justsyms_LDADD): Likewise.
3104 (binary_test_LDADD): Likewise.
3105 (large_LDADD): Likewise.
3106 * testsuite/Makefile.in: Regenerated.
3108 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3110 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3111 (Symbol_table::override_with_special): Likewise.
3112 (Symbol_table::add_from_object): Likewise.
3114 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3116 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3117 Don't set the data_offset twice.
3119 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3121 * testsuite/Makefile.in: Regenerate.
3123 2009-12-03 Doug Kwan <dougkwan@google.com>
3125 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3126 (Target_arm::do_finalize_sections): Add parameter for symbol table
3127 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3128 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3129 parameter for symbol table pointer.
3130 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3131 an additional parameter for a pointer to symbol table.
3132 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3133 parameter for a symbol table pointer.
3134 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3135 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3137 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3138 parameter for a symbol table pointer.
3140 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3142 * incremental.cc (Incremental_inputs_header)
3143 (Incremental_inputs_header_write, Incremental_inputs_entry)
3144 (Incremental_inputs_entry_write): Move ...
3145 * incremental.h (Incremental_inputs_header)
3146 (Incremental_inputs_header_write, Incremental_inputs_entry)
3147 (Incremental_inputs_entry_write): here.
3149 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3151 * incremental.cc (make_sized_incremental_binary): Set the target.
3152 Error if it is incompatible.
3153 * output.h (Output_file): Add filename method.
3155 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3157 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3158 from the get_* methods.
3160 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3162 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3163 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3164 Write 0 for the data_offset of scripts.
3166 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3168 * testsuite/Makefile.am: Add the incremental_test.sh test.
3169 * testsuite/incremental_test.sh: New.
3170 * testsuite/incremental_test_1.c: New.
3171 * testsuite/incremental_test_2.c: New.
3173 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3175 * incremental-dump.cc (main): Fix typos.
3177 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3180 * incremental-dump.cc (main): Use llu to print 64 bit values.
3182 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3183 H.J. Lu <hongjiu.lu@intel.com>
3185 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3187 (incremental_dump_LDADD): Likewise.
3188 * Makefile.in: Regenerated.
3190 2009-11-25 Doug Kwan <dougkwan@google.com>
3194 2009-11-25 Doug Kwan <dougkwan@google.com>
3196 * arm.cc (Target_arm::Target_arm): Move method definition
3197 outside of class definition. Add code to handle
3198 --target1-rel, --target1-abs and --target2= options.
3199 (Target_arm::get_reloc_reloc_type): Change method to be
3200 non-static and const.
3201 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3202 New data member declaration.
3203 (Target_arm::Scan::local, Target_arm::Scan::global,
3204 Target_arm::Relocate::relocate,
3205 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3206 Adjust call to Target_arm::get_real_reloc_type.
3207 (Target_arm::get_real_reloc_type): Use command line options
3208 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3209 * options.h (--target1-rel, --target1-abs, --target2): New
3212 2009-11-25 Doug Kwan <dougkwan@google.com>
3214 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3215 class definition. Add code to handle --target1-rel, --target1-abs
3216 and --target2= options.
3217 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3219 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3221 (Target_arm::Scan::local, Target_arm::Scan::global,
3222 Target_arm::Relocate::relocate,
3223 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3224 call to Target_arm::get_real_reloc_type.
3225 (Target_arm::get_real_reloc_type): Use command line options to
3226 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3227 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3230 2009-11-25 Doug Kwan <dougkwan@google.com>
3232 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3233 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3234 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3236 (Arm_relocate_functions::thm_call): Replace body with a call to
3237 Arm_relocate_functions::thumb_branch_common.
3238 (Arm_relocate_functions::thm_jump24,
3239 Arm_relocate_functions::thm_xpc22): New method definitions.
3240 (Arm_relocate_functions::thumb_branch_common): New method definition.
3241 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3243 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3244 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3246 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3248 * Makefile.am: Build incremental-dump
3249 * Makefile.in: Regenerate.
3250 * incremental-dump.cc: New.
3251 * incremental.cc (Incremental_inputs_header_data,
3252 Incremental_inputs_entry_data): Move to incremental.h
3253 * incremental.h: (Incremental_inputs_header_data,
3254 Incremental_inputs_entry_data): Move from incremental.cc
3256 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3258 * incremental.cc (Incremental_inputs_header,
3259 Incremental_inputs_header_write, Incremental_inputs_entry,
3260 Incremental_inputs_entry_write): Add a typedef with the data type.
3262 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3264 * incremental.cc (Incremental_inputs_header,
3265 Incremental_inputs_header_write, Incremental_inputs_entry,
3266 Incremental_inputs_entry_write): Update comment about which
3267 type has the filed descriptions.
3269 2009-11-15 Doug Kwan <dougkwan@google.com>
3271 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3272 (Arm_relocate_functions::arm_branch_common): Change method defintion
3273 in class definition to a method declaration and update list of formal
3275 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3276 Arm_relocation_functions::jump24): Adjust call to
3277 Arm_relocate_functions::arm_branch_common. Update list of formal
3279 (Arm_relocate_functions::xpc25): New method definition.
3280 (Arm_relocate_functions::arm_branch_common): Move method defintion
3281 out from class definition. Use stubs for mode-switching and extending
3283 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3284 specially. Change code to enable use of stubs in ARM branches.
3286 2009-11-10 Doug Kwan <dougkwan@google.com>
3288 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3289 in method declaration.
3290 (Target_arm::relocate_stub): New method declaration.
3291 (Target_arm::default_target): Change to return a pointer instead of
3293 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3294 Target_arm::default_target.
3295 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3297 (Target_arm::relocate_section): Adjust view.
3298 (Target_arm::relocate_stub): New method definition.
3300 2009-11-10 Doug Kwan <dougkwan@google.com>
3302 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3304 * incremental.cc (open_incremental_binary): Initialized local
3305 variables to avoid warnings.
3306 * object.cc (make_elf_object): Ditto.
3307 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3310 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3313 * testsuite/plugin_test.c: Include "config.h".
3315 2009-11-09 Doug Kwan <dougkwan@google.com>
3317 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3318 (arm_symbol_value): Remove.
3319 (Arm_relocate_functions::arm_branch_common,
3320 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3321 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3322 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3323 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3324 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3325 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3326 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3327 Arm_relocate_functions::thm_mobw_abs_nc,
3328 Arm_relocate_functions::thm_mov_abs,
3329 Arm_relocate_functions::movw_prel_nc,
3330 Arm_relocate_functions::thm_movt_abs,
3331 Arm_relocate_functions::movt_prel,
3332 Arm_relocate_functions::thm_movw_prel_nc,
3333 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3334 (Target_arm::Relocate::relocate): Only decompose address into two
3335 parts if relocation type uses the thumb-bit and pass the actual
3336 bit instead of a flag indicating that the thumb-bit is used. Adjust
3337 calls to methods in Arm_relocate_functions for this change.
3339 2009-11-08 Ian Lance Taylor <iant@google.com>
3342 * reloc.cc: Instantiate
3343 Sized_relobj::initialize_input_to_output_maps and
3344 Sized_relobj:free_input_to_output_maps.
3346 2009-11-06 Ian Lance Taylor <iant@google.com>
3349 * defstd.cc (in_segment): Set only_if_ref true for "end".
3351 2009-11-06 Doug Kwan <dougkwan@google.com>
3353 * arm.cc (class Reloc_stub): Correct a comment.
3354 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3355 (Target_arm::scan_section_for_stubs): New method declaration.
3356 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3357 Change methods from private to protected.
3358 (Target_arm::do_may_relax): New method definition.
3359 (Target_arm::do_relax, Target_arm::group_sections,
3360 Target_arm::scan_reloc_for_stub,
3361 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3362 (Target_arm::arm_input_section_map_): New data member declaration.
3363 (Target_arm::scan_reloc_for_stub,
3364 Target_arm::scan_reloc_section_for_stubs,
3365 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3366 Target_arm::do_relax): New method definitions.
3368 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3370 * configure.ac: Check for (struct stat)::st_mtim
3371 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3372 * config.in: Regenerate.
3373 * configure: Regenerate.
3375 2009-11-05 Ian Lance Taylor <iant@google.com>
3378 * output.cc (Output_segment::add_output_section): Add missing
3381 2009-11-04 Ian Lance Taylor <iant@google.com>
3384 * object.h (class Object): Add is_needed and set_is_needed
3385 methods. Add is_needed_ field. Make bool fields into bitfields.
3386 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3387 defined in a dynamic object and referenced by a regular object,
3388 set is_needed for the dynamic object.
3389 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3390 if the file is marked with as_needed and it is not needed.
3392 2009-11-04 Ian Lance Taylor <iant@google.com>
3395 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3396 tags if data is discarded by linker script.
3397 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3398 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3399 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3400 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3402 2009-11-04 Ian Lance Taylor <iant@google.com>
3404 * layout.cc (Layout::get_output_section): Add is_interp and
3405 is_dynamic_linker_section parameters. Change all callers.
3406 (Layout::choose_output_section): Likewise.
3407 (Layout::make_output_section): Likewise.
3408 (Layout::add_output_section_data): Add is_dynamic_linker_section
3409 parameter. Change all callers.
3410 * layout.h (class Layout): Update declarations.
3411 * output.h (class Output_section): Add is_interp, set_is_interp,
3412 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3413 Add is_interp_, is_dynamic_linker_section_ fields. Change
3414 generate_code_fills_at_write_ to a bitfield.
3415 * output.cc (Output_section::Output_sections): Initialize new
3417 (Output_segment::add_output_section): Add do_sort parameter.
3420 2009-11-03 Ian Lance Taylor <iant@google.com>
3423 * options.h (class General_options): Add --warn-common.
3424 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3425 merging two common symbols.
3426 (Symbol_table::should_override): Handle --warn-common when merging
3427 a common symbol with a defined symbol. Use report_resolve_problem
3428 for multiple definitions.
3429 (Symbol_table::report_resolve_problem): New function.
3430 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3432 2009-11-03 Doug Kwan <dougkwan@google.com>
3434 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3436 (Target_arm::stub_factory): New method definition.
3437 (Target_arm::new_arm_input_section,
3438 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3439 Target_arm::reloc_uses_thumb_bit): New method declarations.
3440 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3441 New type definitions.
3442 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3443 member declarations.
3444 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3445 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3446 New method definitions.
3448 2009-11-03 Ian Lance Taylor <iant@google.com>
3450 * options.h (class General_options): Add --warn_constructors.
3452 2009-11-03 Ian Lance Taylor <iant@google.com>
3455 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3456 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3458 2009-11-03 Ian Lance Taylor <iant@google.com>
3461 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3462 --msgid-bugs-address.
3463 (install-pdf): New target.
3464 (install-data_yes): Look up one directory to find mkinstalldirs.
3466 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3468 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3471 2009-10-30 Doug Kwan <dougkwan@google.com>
3473 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3475 2009-10-30 Doug Kwan <dougkwan@google.com>
3477 * arm.cc (Stub_addend_reader): New struct template definition
3478 and partial specializations.
3479 (Stub_addend_reader::operator()): New method definition for a
3480 partially specialized template.
3482 2009-10-30 Doug Kwan <dougkwan@google.com>
3484 * arm.cc (Arm_relobj::processor_specific_flags): New method
3486 (Arm_relobj::do_read_symbols): New method declaration.
3487 (Arm_relobj::processor_specific_flags_): New data member declaration.
3488 (Arm_dynobj): New class definition.
3489 (Target_arm::do_finalize_sections): Add input_objects parameter.
3490 (Target_arm::do_adjust_elf_header): New method declaration.
3491 (Target_arm::are_eabi_versions_compatible,
3492 (Target_arm::merge_processor_specific_flags): New method declaration.
3493 (Target_arm::do_make_elf_object): New overloaded method definitions
3495 (Arm_relobj::do_read_symbols): New method definition.
3496 (Arm_dynobj::do_read_symbols): Ditto.
3497 (Target_arm::do_finalize_sections): Add input_objects parameters.
3498 Merge processor-specific flags from all input objects.
3499 (Target_arm::are_eabi_versions_compatible,
3500 Target_arm::merge_processor_specific_flags,
3501 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3502 New method definitions.
3503 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3504 Input_objects pointer type parameter.
3505 * layout.cc (Layout::finalize): Pass input objects to target's.
3506 finalize_sections function.
3507 * output.cc (Output_file_header::do_sized_write): Set ELF file
3508 header's processor-specific flags.
3509 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3510 Input_objects pointer type parameter.
3511 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3512 * target.h (Input_objects): New forward class declaration.
3513 (Target::processor_specific_flags,
3514 Target::are_processor_specific_flags_sect): New method definitions.
3515 (Target::finalize_sections): Add input_objects parameter.
3516 (Target::Target): Initialize processor_specific_flags_ and
3517 are_processor_specific_flags_set_.
3518 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3520 (Target::set_processor_specific_flags): New method definition.
3521 (Target::processor_specific_flags_,
3522 Target::are_processor_specific_flags_set_): New data member
3524 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3525 Input_objects pointer type parameter.
3527 2009-10-30 Doug Kwan <dougkwan@google.com>
3529 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3531 2009-10-28 Ian Lance Taylor <iant@google.com>
3533 * object.h (class Relobj): Drop options parameter from
3534 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3535 do_scan_relocs, do_relocate. Change all callers.
3536 (class Sized_relobj): Drop options parameters from
3537 do_gc_process_relocs, do_scan_relocs, do_relocate,
3538 do_relocate_sections, relocate_sections, emit_relocs_scan,
3539 emit_relocs_scan_reltype. Change all callers.
3540 (struct Relocate_info): Remove options field and all references to
3542 * reloc.h (class Read_relocs): Remove options constructor
3543 parameter and options_ field. Change all callers.
3544 (class Gc_process_relocs, class Scan_relocs): Likewise.
3545 (class Relocate_task): Likewise.
3546 * target-reloc.h (scan_relocs): Remove options parameter. Change
3548 (scan_relocatable_relocs): Likewise.
3549 * target.h (class Sized_target): Remove options parameter from
3550 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3552 * gc.h (gc_process_relocs): Remove options parameter. Change all
3554 * arm.cc: Update functions to remove options parameters.
3555 * i386.cc: Likewise.
3556 * powerpc.cc: Likewise.
3557 * sparc.cc: Likewise.
3558 * x86_64.cc: Likewise.
3559 * testsuite/testfile.cc: Likewise.
3561 2009-10-28 Doug Kwan <dougkwan@google.com>
3563 * arm.cc (Arm_relobj): New class definition.
3564 (Arm_relobj::scan_sections_for_stubs,
3565 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3566 New method definitions.
3568 2009-10-28 Cary Coutant <ccoutant@google.com>
3570 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3571 (Plugin::cleanup_done_): New member.
3572 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3573 (Plugin_manager::cleanup_done_): Remove.
3574 (Plugin_manager::add_input_file): Edit error message.
3575 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3576 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3578 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3580 * fileread.cc: (File_read::View::~View): Use the new
3581 data_ownership_ filed.
3582 (File_read::~File_read): Dispose the new whole_file_view_.
3583 (File_read::open): Mmap the whole file if needed.
3584 (File_read::open): Use whole_file_view_ instead of contents_.
3585 (File_read::find_view): Use whole_file_view_ if applicable.
3586 (File_read::do_read): Use whole_file_view_ instead of contents_.
3587 (File_read::make_view): Use whole_file_view_ instead of contents_,
3588 update File_read::View::View call.
3589 (File_read::find_or_make_view): Update File_read::View::View
3591 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3593 (File_read::View::Data_ownership): New enum.
3594 (File_read::View::View): Replace bool mapped_ with Data_ownership
3596 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3597 (File_read::View::data_ownership_): New field.
3598 (File_read::contents_): Remove (replaced by whole_file_view_).
3599 (File_read::whole_file_view_): New field.
3600 * options.h (class General_options): Add --keep-files-mapped.
3602 2009-10-27 Cary Coutant <ccoutant@google.com>
3604 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3605 * testsuite/Makefile.am (plugin_test_5): New test case.
3606 * testsuite/Makefile.in: Regenerate.
3608 2009-10-25 Doug Kwan <dougkwan@google.com>
3610 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3611 from private to protected to allow access by child class.
3612 (Sized_relobj::do_relocate_sections): New method declaration.
3613 (Sized_relobj::relocate_sections): Virtualize.
3614 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3615 Sized_relobj::relocate_sections. Instantiate template explicitly
3616 for different target sizes and endianity.
3618 2009-10-24 Doug Kwan <dougkwan@google.com>
3620 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3621 (Arm_input_section::as_arm_input_section): New method.
3622 (Arm_output_section): New class definition.
3623 (Arm_output_section::create_stub_group,
3624 Arm_output_section::group_sections): New method definitions.
3626 2009-10-22 Doug Kwan <dougkwan@google.com>
3628 * arm.cc (Arm_input_section): New class definition.
3629 (Arm_input_section::init, Arm_input_section:do_write,
3630 Arm_input_section::set_final_data_size,
3631 Arm_input_section::do_reset_address_and_file_offset): New method
3634 2009-10-21 Doug Kwan <dougkwan@google.com>
3636 * arm.cc (Stub_table, Arm_input_section): New forward class
3638 (Stub_table): New class defintion.
3639 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3640 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3641 New method definition.
3643 2009-10-21 Doug Kwan <dougkwan@google.com>
3645 * arm.cc: Update copyright comments.
3646 (Target_arm): New forward class template declaration.
3647 (Arm_address): New type.
3648 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3649 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3650 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3652 (Insn_template): Same.
3653 (DEF_STUBS): New macro.
3654 (Stub_type): New enum type.
3655 (Stub_template): New class definition.
3658 (Stub_factory): Same.
3659 (Target_arm::Target_arm): Initialize may_use_blx_ and
3660 should_force_pic_veneer_.
3661 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3662 Target_arm::should_force_pic_veneer,
3663 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3664 Target_arm::using_thumb_only, Target_arm:;default_target): New
3666 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3667 New data member declarations.
3668 (Insn_template::size, Insn_template::alignment): New method defintions.
3669 (Stub_template::Stub_template): New method definition.
3670 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3671 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3672 (Stub_factory::Stub_factory): New method definition.
3673 * gold.h (string_hash): New template.
3674 * output.h (Input_section_specifier::hash_value): Use
3676 (Input_section_specifier::string_hash): Remove.
3677 * stringpool.cc (Stringpool_template::string_hash): Use
3680 2009-10-20 Doug Kwan <dougkwan@google.com>
3682 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3683 symbols of relaxed input sections.
3684 * output.h (Output_section::find_relaxed_input_section): Make
3687 2009-10-16 Doug Kwan <dougkwan@google.com>
3689 * dynobj.cc (Versions::Versions): Initialize version_script_.
3690 Only insert base version symbol definition for a shared object
3691 if version script defines any version versions.
3692 (Versions::define_base_version): New method definition.
3693 (Versions::add_def): Check that base version is not needed.
3694 (Versions::add_need): Define base version lazily.
3695 * dynobj.h (Versions::define_base_version): New method declaration.
3696 (Versions::needs_base_version_): New data member declaration.
3697 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3698 (check_DATA): Add no_version_test.stdout.
3699 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3701 * testsuite/Makefile.in: Regenerate.
3702 * testsuite/no_version_test.c: New file.
3703 * testsuite/no_version_test.sh: Ditto.
3705 2009-10-16 Doug Kwan <dougkwan@google.com>
3707 * expression.cc (class Segment_start_expression): New class definition.
3708 (Segment_start_expression::value): New method definition.
3709 (script_exp_function_segment_start): Return a new
3710 Segment_start_expression.
3711 * gold/script-c.h (script_saw_segment_start_expression): New function
3713 * script-sections.cc (Script_sections::Script_sections): Initialize
3714 SAW_SEGMENT_START_EXPRESSION_ to false.
3715 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3716 and -Tbbs options to specify section addresses if given in
3717 command line and no SEGMENT_START expression is seen in a script.
3718 * script-sections.h (Script_sections::saw_segment_start_expression,
3719 Script_sections::set_saw_segment_start_expression): New method
3721 (Script_sections::saw_segment_start_expression_): New data member
3723 * script.cc (script_saw_segment_start_expression): New function.
3724 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3725 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3726 script_test_7.sh and script_test_8.sh.
3727 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3728 script_test_8.stdout.
3729 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3730 (script_test_6, script_test_6.stdout, script_test_7,
3731 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3732 * Makefile.in: Regenerate.
3733 * testsuite/script_test_6.sh: New file.
3734 * testsuite/script_test_6.t: Same.
3735 * testsuite/script_test_7.sh: Same.
3736 * testsuite/script_test_7.t: Same.
3737 * testsuite/script_test_8.sh: Same.
3739 2009-10-16 Doug Kwan <dougkwan@google.com>
3741 * output.cc (Output_segment::set_section_list_address): Cast
3742 expressions to unsigned long long type to avoid format warnings.
3744 2009-10-15 Ian Lance Taylor <iant@google.com>
3746 * script.cc (Script_options::add_symbol_assignment): Always add a
3747 dot assignment to script_sections_.
3748 * script-sections.cc (Script_sections::add_dot_assignment):
3749 Initialize if necessary.
3751 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3752 program headers with no load segment if there is a linker script.
3754 * layout.cc (Layout::set_segment_offsets): Align the file offset
3755 to the segment aligment for -N or -n with no load segment.
3756 * output.cc (Output_segment::add_output_section): Don't crash if
3757 the first section is a TLS section.
3758 (Output_segment::set_section_list_addresses): Print an error
3759 message if the address moves backward in a linker script.
3760 * script-sections.cc
3761 (Output_section_element_input::set_section_addresses): Don't
3762 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3763 (Orphan_output_section::set_section_addresses): Likewise.
3765 2009-10-15 Doug Kwan <dougkwan@google.com>
3767 * layout.cc (Layout::finish_dynamic_section): Generate tags
3768 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3769 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3770 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3772 2009-10-14 Ian Lance Taylor <iant@google.com>
3774 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3776 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3777 data_shdr fields of relinfo.
3778 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3779 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3780 R_386_TLS_LDO_32, adjust based on section flags.
3781 (Target_i386::Relocate::fix_up_ldo): Remove.
3783 2009-10-13 Ian Lance Taylor <iant@google.com>
3785 Add support for -pie.
3786 * options.h (class General_options): Add -pie and
3788 (General_options::output_is_position_independent): Test -pie.
3789 (General_options::output_is_executable): Return true if not shared
3790 and not relocatable.
3791 (General_options::output_is_pie): Remove.
3792 * options.cc (General_options::finalize): Reject incompatible uses
3794 * gold.cc (queue_middle_tasks): A -pie link is not static.
3795 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3796 * symtab.cc (Symbol::final_value_is_known): Return false if
3797 output_is_position_independent.
3798 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3799 output_is_position_independent.
3800 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3801 output_is_position_independent.
3802 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3803 output_is_position_independent.
3804 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3806 (basic_pie_test.o, basic_pie_test): New targets.
3807 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3808 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3809 (two_file_pie_test): New target.
3810 * testsuite/Makefile.in: Rebuild.
3811 * README: Remove note saying that -pie is not supported.
3813 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3815 * options.h (class General_options): Add -init and -fini.
3816 * layout.cc (Layout::finish_dynamic_section): Emit
3817 given init and fini functions.
3819 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3821 * gc.h (gc_process_relocs): Check if icf is enabled using new
3823 * gold.cc (queue_initial_tasks): Likewise.
3824 (queue_middle_tasks): Likewise.
3825 * object.cc (do_layout): Likewise.
3826 * symtab.cc (is_section_folded): Likewise.
3827 * main.cc (main): Likewise.
3828 * reloc.cc (Read_relocs::run): Likewise.
3829 (Sized_relobj::do_scan_relocs): Likewise.
3830 * icf.cc (is_function_ctor_or_dtor): New function.
3831 (Icf::find_identical_sections): Check if function is ctor or dtor when
3833 * options.h (General_options::icf): Change option to be an enum.
3834 (Icf_status): New enum.
3835 (icf_enabled): New method.
3836 (icf_safe_folding): New method.
3837 (set_icf_status): New method.
3838 (icf_status_): New variable.
3839 * (options.cc) (General_options::finalize): Set icf_status_.
3840 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3841 icf_test and icf_keep_unique_test to use the --icf enum flag.
3842 * testsuite/icf_safe_test.sh: New file.
3843 * testsuite/icf_safe_test.cc: New file.
3845 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3847 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3848 includes to gc.h and icf.h.
3849 * arm.cc: Include gc.h.
3850 * gold.cc: Likewise.
3851 * i386.cc: Likewise.
3852 * powerpc.cc: Likewise.
3853 * sparc.cc: Likewise.
3854 * x86_64.cc: Likewise.
3855 * gc.h: Include icf.h.
3857 2009-10-11 Ian Lance Taylor <iant@google.com>
3859 * plugin.cc: Include "gold.h" before other header files.
3861 2009-10-10 Chris Demetriou <cgd@google.com>
3863 * options.h (Input_file_argument::Input_file_type): New enum.
3864 (Input_file_argument::is_lib_): Replace with...
3865 (Input_file_argument::type_): New member.
3866 (Input_file_argument::Input_file_argument): Take Input_file_type
3867 'type' rather than boolean 'is_lib' as second argument.
3868 (Input_file_argument::is_lib): Use type_.
3869 (Input_file_argument::is_searched_file): New function.
3870 (Input_file_argument::may_need_search): Handle is_searched_file.
3871 * options.cc (General_options::parse_library): Support -l:filename.
3872 (General_options::parse_just_symbols): Update for Input_file_argument
3874 (Command_line::process): Likewise.
3875 * archive.cc (Archive::get_file_and_offset): Likewise.
3876 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3877 * script.cc (read_script_file, script_add_file): Likewise.
3878 * fileread.cc (Input_file::Input_file): Likewise.
3879 (Input_file::will_search_for): Handle is_searched_file.
3880 (Input_file::open): Likewise.
3881 * readsyms.cc (Read_symbols::get_name): Likewise.
3882 * testsuite/Makefile.am (searched_file_test): New test.
3883 * testsuite/Makefile.in: Regenerate.
3884 * testsuite/searched_file_test.cc: New file.
3885 * testsuite/searched_file_test_lib.cc: New file.
3887 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3888 Ian Lance Taylor <iant@google.com>
3890 * descriptor.cc: Include <cstdio> and "binary-io.h".
3891 (Descriptors::open): Open the files in binary mode always.
3892 * script.cc (Lex::get_token): Treat \r as whitespace.
3894 2009-10-09 Ian Lance Taylor <iant@google.com>
3896 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3898 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3899 Ian Lance Taylor <iant@google.com>
3901 * configure.ac: Check for readv function also.
3902 * fileread.cc (readv): Define if not HAVE_READV.
3903 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3905 * config.in: Regenerate.
3906 * configure: Regenerate.
3908 2009-10-09 Doug Kwan <dougkwan@google.com>
3910 * layout.cc (Layout::make_output_section): Call target hook to make
3911 ordinary output section.
3912 (Layout::finalize): Adjust parameter list of call the
3913 Target::may_relax().
3914 * layout.h (class Layout::section_list): New method.
3915 * merge.h (Output_merge_base::entsize): Change visibility to public.
3916 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3918 (Output_merge_string::do_is_string): New method.
3919 * object.cc (Sized_relobj::do_setup): renamed from
3920 Sized_relobj::set_up.
3921 * object.h (Sized_relobj::adjust_shndx,
3922 Sized_relobj::initializ_input_to_output_maps,
3923 Sized_relobj::free_input_to_output_maps): Change visibilities to
3925 (Sized_relobj::setup): Virtualize.
3926 (Sized_relobj::do_setup): New method declaration.
3927 (Sized_relobj::invalidate_section_offset,
3928 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3929 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3930 * options.cc (parse_int): New function.
3931 * options.h (parse_int): New declaration.
3932 (DEFINE_int): New macro.
3933 (stub_group_size): New option.
3934 * output.cc (Output_section::Output_section): Initialize memebers
3935 merge_section_map_, merge_section_by_properties_map_,
3936 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3937 (Output_section::add_input_section): Handled deferred code-fill
3938 generation and remove an old comment.
3939 (Output_section::add_relaxed_input_section): New method definition.
3940 (Output_section::add_merge_input_section): Use merge section by
3941 properties map to speed to search. Update merge section maps
3943 (Output_section::build_relaxation_map): New method definition.
3944 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3946 (Output_section::relax_input_section): Renamed to
3947 Output_section::convert_input_sections_to_relaxed_sections and change
3948 interface to take a vector of pointers to relaxed sections.
3949 (Output_section::find_merge_section,
3950 Output_section::find_relaxed_input_section): New method definitions.
3951 (Output_section::is_input_address_mapped,
3952 Output_section::output_offset, Output_section::output_address):
3953 Use output section data maps to speed up searching.
3954 (Output_section::find_starting_output_address): Add comments.
3955 (Output_section::do_write,
3956 Output_section::write_to_postprocessing_buffer): Do code-fill
3957 generation as appropriate.
3958 (Output_section::get_input_sections): Invalidate relaxed input section
3960 (Output_section::restore_states): Adjust type of checkpoint .
3961 Invalidate relaxed input section map.
3962 * output.h (Output_merge_base): New class declaration.
3963 (Input_section_specifier): New class defintion.
3964 (class Output_relaxed_input_section) Change base class to
3965 Output_section_data_build.
3966 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3967 base class initializer.
3968 (Output_section::add_relaxed_input_section): New method declaration.
3969 (Output_section::Input_section): Change visibility to protected.
3970 (Output_section::Input_section::relobj,
3971 Output_section::Input_section::shndx): Handle relaxed input sections.
3972 Output_section::input_sections) Change visibility to protected. Also
3973 define overload to return a non-const pointer.
3974 (Output_section::Merge_section_properties): New class defintion.
3975 (Output_section::Merge_section_by_properties_map,
3976 Output_section::Output_section_data_by_input_section_map,
3977 Output_section::Relaxation_map): New types.
3978 (Output_section::relax_input_section): Rename method to
3979 Output_section::convert_input_sections_to_relaxed_sections and change
3980 interface to take a vector of relaxed section pointers.
3981 (Output_section::find_merge_section,
3982 Output_section::find_relaxed_input_section,
3983 Output_section::build_relaxation_map,
3984 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3985 New method declarations.
3986 (Output_section::merge_section_map_
3987 Output_section::merge_section_by_properties_map_,
3988 Output_section::relaxed_input_section_map_,
3989 Output_section::is_relaxed_input_section_map_valid_,
3990 Output_section::generate_code_fills_at_write_): New data members.
3991 * script-sections.cc
3992 (Output_section_element_input::set_section_addresses): Call
3993 current_data_size and addralign methods of relaxed input sections.
3994 (Orphan_output_section::set_section_addresses): Call current_data_size
3995 and addralign methods of relaxed input sections.
3996 * symtab.cc (Symbol_table::compute_final_value): Extract template
3997 from the body of Symbol_table::sized_finalize_symbol.
3998 (Symbol_table::sized_finalized_symbol): Call
3999 Symbol_table::compute_final_value.
4000 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4001 (Symbol_table::compute_final_value): New templated method declaration.
4002 * target.cc (Target::do_make_output_section): New method defintion.
4003 * target.h (Target::make_output_section): New method declaration.
4004 (Target::relax): Add more parameters for input objects, symbol table
4005 and layout. Adjust call to do_relax.
4006 (Target::do_make_output_section): New method declaration.
4007 (Target::do_relax): Add parameters for input objects, symbol table
4010 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4012 * pread.c: Include stdio.h.
4014 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4016 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4019 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4021 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4022 Change read_shndx type to unsigned int.
4023 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4025 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4026 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4027 Change read_shndx type to unsigned int.
4028 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4030 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4031 * layout.cc (Layout::create_symtab_sections): Cast the result of
4032 local_symcount * symsize to off_t in the gold_assert.
4034 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4036 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4037 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4039 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4040 (Arm_relocate_functions::thm_abs5): New function.
4041 (Arm_relocate_functions::abs12): New function.
4042 (Arm_relocate_functions::abs16): New function.
4043 (Arm_relocate_functions::base_abs): New function.
4044 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4045 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4046 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4048 (Scan::global): Likewise.
4049 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4050 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4051 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4052 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4055 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4057 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4058 (Arm_relocate_functions::movt_prel): New function.
4059 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4060 (Arm_relocate_functions::thm_movt_prel): New function.
4061 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4062 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4063 (Scan::global, Relocate::relocate): Likewise.
4064 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4066 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4068 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4069 Incremental_checker.
4070 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4072 (class Incremental_inputs_header): New class.
4073 (Incremental_inputs_header_writer): Edit comment.
4074 (Incremental_inputs_entry): New class.
4075 (Incremental_inputs_entry_writer): Edit comment.
4076 (Sized_incremental_binary::do_find_incremental_inputs_section):
4077 Add *strtab_shndx parameter, fill it.
4078 (Sized_incremental_binary::do_check_inputs): New method.
4079 (Incremental_checker::can_incrementally_link_output_file): Use
4080 Sized_incremental_binary::check_inputs.
4081 (Incremental_inputs::report_command_line): Save command line in
4084 (Incremental_binary::find_incremental_inputs_section): New
4086 (Incremental_binary::do_find_incremental_inputs_section): Add
4087 strtab_shndx parameter.
4088 (Incremental_binary::do_check_inputs): New pure virtual method.
4089 (Sized_incremental_binary::do_check_inputs): Declare.
4090 (Incremental_checker::Incremental_checker): Add incremental_inputs
4091 parameter, use it to initialize incremental_inputs_.
4092 (Incremental_checker::incremental_inputs_): New field.
4093 (Incremental_checker::command_line): New method.
4094 (Incremental_checker::inputs): New method.
4095 (Incremental_checker::command_line_): New field.
4097 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4099 * incremental.cc: Include <cstdarg> and "target-select.h".
4100 (vexplain_no_incremental): New function.
4101 (explain_no_incremental): New function.
4102 (Incremental_binary::error): New method.
4103 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4105 (make_sized_incremental_binary): New function.
4106 (open_incremental_binary): New function.
4107 (can_incrementally_link_file): Add checks if output is ELF and has
4109 * incremental.h: Include "elfcpp_file.h" and "output.h".
4110 (Incremental_binary): New class.
4111 (Sized_incremental_binary): New class.
4112 (open_incremental_binary): Declare.
4113 * object.cc (is_elf_object): Use
4114 elfcpp::Elf_recognizer::is_elf_file.
4115 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4116 * output.h (Output_file::filesize): New method.
4118 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4120 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4122 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4123 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4125 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4127 (Arm_relocate_functions::movw_abs_nc): New function.
4128 (Arm_relocate_functions::movt_abs): New function.
4129 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4130 (Arm_relocate_functions::thm_movt_abs): New function.
4131 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4132 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4133 (Scan::global): Likewise.
4134 (Relocate::relocate): Likewise.
4135 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4137 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4139 * arm.cc (Arm_relocate_functions::got_prel) New function.
4140 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4141 (Relocate::relocate): Likewise.
4142 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4144 2009-10-06 Ian Lance Taylor <iant@google.com>
4146 * options.h (class General_options): Define
4147 split_stack_adjust_size parameter.
4148 * object.h (class Object): Add uses_split_stack_ and
4149 has_no_split_stack_ fields. Add uses_split_stack and
4150 has_no_split_stack accessor functions. Declare
4151 handle_split_stack_section.
4152 (class Reloc_symbol_changes): Define.
4153 (class Sized_relobj): Define Function_offsets. Declare
4154 split_stack_adjust, split_stack_adjust_reltype, and
4156 * object.cc (Object::handle_split_stack_section): New function.
4157 (Sized_relobj::do_layout): Call handle_split_stack_section.
4158 * dynobj.cc (Sized_dynobj::do_layout): Call
4159 handle_split_stack_section.
4160 * reloc.cc (Sized_relobj::relocate_sections): Call
4161 split_stack_adjust for executable sections in split_stack
4162 objects. Pass reloc_map to relocate_section.
4163 (Sized_relobj::split_stack_adjust): New function.
4164 (Sized_relobj::split_stack_adjust_reltype): New function.
4165 (Sized_relobj::find_functions): New function.
4166 * target-reloc.h: Include "object.h".
4167 (relocate_section): Add reloc_symbol_changes parameter. Change
4169 * target.h (class Target): Add calls_non_split method. Declare
4170 do_calls_non_split virtual method. Declare match_view and
4172 * target.cc: Include "elfcpp.h".
4173 (Target::do_calls_non_split): New function.
4174 (Target::match_view): New function.
4175 (Target::set_view_to_nop): New function.
4176 * gold.cc (queue_middle_tasks): Give an error if mixing
4177 split-stack and non-split-stack objects with -r.
4178 * i386.cc (Target_i386::relocate_section): Add
4179 reloc_symbol_changes parameter.
4180 (Target_i386::do_calls_non_split): New function.
4181 * x86_64.cc (Target_x86_64::relocate_section): Add
4182 reloc_symbol_changes parameter.
4183 (Target_x86_64::do_calls_non_split): New function.
4184 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4186 * powerpc.cc (Target_powerpc::relocate_section): Add
4187 reloc_symbol_changes parameter.
4188 * sparc.cc (Target_sparc::relocate_section): Add
4189 reloc_symbol_changes parameter.
4190 * configure.ac: Call AM_CONDITIONAL for the default target.
4191 * configure: Rebuild.
4192 * testsuite/Makefile.am (TEST_AS): New variable.
4193 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4194 (check_DATA): Add split_i386 and split_x86_64 files.
4195 (SPLIT_DEFSYMS): Define.
4196 (split_i386_[1234n].o): New targets.
4197 (split_i386_[124]): New targets.
4198 (split_i386_[1234r].stdout): New targets.
4199 (split_x86_64_[1234n].o): New targets.
4200 (split_x86_64_[124]): New targets.
4201 (split_x86_64_[1234r].stdout): New targets.
4202 (MOSTLYCLEANFILES): Add new executables.
4203 * testsuite/split_i386.sh: New file.
4204 * testsuite/split_x86_64.sh: New file.
4205 * testsuite/split_i386_1.s: New file.
4206 * testsuite/split_i386_2.s: New file.
4207 * testsuite/split_i386_3.s: New file.
4208 * testsuite/split_i386_4.s: New file.
4209 * testsuite/split_i386_n.s: New file.
4210 * testsuite/split_x86_64_1.s: New file.
4211 * testsuite/split_x86_64_2.s: New file.
4212 * testsuite/split_x86_64_3.s: New file.
4213 * testsuite/split_x86_64_4.s: New file.
4214 * testsuite/split_x86_64_n.s: New file.
4215 * testsuite/testfile.cc (Target_test): Update relocation_section
4217 * testsuite/Makefile.in: Rebuild.
4219 2009-10-06 Ian Lance Taylor <iant@google.com>
4221 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4222 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4223 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4224 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4225 the address on ldo_addrs_.
4226 (Target_i386::Relocate::fix_up_ldo): New function.
4228 2009-10-06 Rafael Espindola <espindola@google.com>
4230 * plugin.cc (add_input_library): New.
4231 (Plugin::load): Add add_input_library to tv.
4232 (Plugin_manager::add_input_file): Add the is_lib argument.
4233 (add_input_file): Update call to Plugin_manager::add_input_file.
4234 (add_input_library): New.
4235 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4237 2009-09-30 Doug Kwan <dougkwan@google.com>
4239 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4240 symbol and call Symbol::may_need_copy_reloc to determine if
4241 a copy reloc is needed.
4242 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4243 nocopyreloc is given in command line.
4244 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4245 given in command line.
4246 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4247 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4248 of the removed Target_i386::may_need_copy_reloc.
4249 * options.h (copyreloc): New option with default value false.
4250 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4251 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4252 instead of the removed Target_powerpc::may_need_copy_reloc.
4253 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4254 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4255 instead of the removed Target_sparc::may_need_copy_reloc.
4256 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4257 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4258 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4259 instead of the removed Target_x86_64::may_need_copy_reloc.
4261 2009-09-30 Ian Lance Taylor <iant@google.com>
4263 * object.h (class Object): Remove target_ field, and target,
4264 sized_target, and set_target methods.
4265 (Object::sized_target): Remove.
4266 (class Sized_relobj): Update declarations. Remove sized_target.
4267 * object.cc (Sized_relobj::setup): Remove target parameter.
4269 (Input_objects::add_object): Don't do anything with the target.
4270 (make_elf_sized_object): Add punconfigured parameter. Change all
4271 callers. Set or test parameter target.
4272 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4274 * parameters.cc (Parameters::set_target): Change parameter type to
4276 (Parameters::default_target): Remove.
4277 (set_parameters_target): Change parameter type to be non-const.
4278 (parameters_force_valid_target): New function.
4279 (parameters_clear_target): New function.
4280 * parameters.h (class Parameters): Update declarations. Remove
4281 default_target method. Add sized_target and clear_target
4282 methods. Change target_ to be non-const.
4283 (set_parameters_target): Update declaration.
4284 (parameters_force_valid_target): Declare.
4285 (parameters_clear_target): Declare.
4286 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4287 as NULL if we aren't searching.
4288 (Add_symbols::run): Don't check for compatible target.
4289 * fileread.cc (Input_file::open_binary): Call
4290 parameters_force_valid_target.
4291 * gold.cc (queue_middle_tasks): Likewise.
4292 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4293 set_target on object.
4294 * dynobj.h (class Sized_dynobj): Update declarations.
4295 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4296 make_elf_object returns NULL.
4297 (Archive::include_member): Don't check whether object target is
4299 * output.cc (Output_section::add_input_section): Get target from
4301 (Output_section::relax_input_section): Likewise.
4302 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4304 (Sized_relobj::do_scan_relocs): Likewise.
4305 (Sized_relobj::relocate_sections): Likewise.
4306 * resolve.cc (Symbol_table::resolve): Likewise.
4307 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4308 parameter. Change all callers.
4309 (Symbol_table::add_from_object): Get target from parameters.
4310 (Symbol_table::add_from_relobj): Don't check object target.
4311 (Symbol_table::add_from_dynobj): Likewise.
4312 (Symbol_table::define_special_symbol): Get target from
4314 * symtab.h (class Symbol_table): Update declaration.
4315 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4316 parameter. Change all callers. Clear parameter target.
4317 (Binary_test): Test target here.
4318 * testsuite/object_unittest.cc (gold_testsuite): Remove
4319 target_test_pointer parameter. Change all callers.
4320 (Object_test): Test target here.
4322 2009-09-26 Ian Lance Taylor <iant@google.com>
4324 * testsuite/initpri1.c: Don't try to use constructor priorities if
4325 compiling with gcc before 4.3.
4327 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4329 * testsuite/retain_symbols_file_test.sh (check_present): Change
4330 output file name to retain_symbols_file_test.stdout.
4331 (check_absent): Likewise.
4333 2009-09-18 Craig Silverstein <csilvers@google.com>
4335 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4336 * options.cc: Include <cerrno> and <fstream>.
4337 (General_options::finalize): Parse -retain-symbols-file tag.
4338 * options.h: New flag.
4339 (General_options): New method should_retain_symbol, new
4340 variable symbols_to_retain.
4341 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4342 should_retain_symbol map.
4343 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4344 * testsuite/Makefile.in: Regenerate.
4345 * testsuite/retain_symbols_file_test.sh: New file.
4347 2009-09-18 Nick Clifton <nickc@redhat.com>
4349 * po/es.po: Updated Spanish translation.
4351 2009-09-17 Doug Kwan <dougkwan@google.com>
4353 * debug.h (DEBUG_RELAXATION): New constant.
4354 (DEBUG_ALL): Add DEBUG_RELAXATION.
4355 (debug_string_to_enum): Add relaxation debug option.
4357 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4358 Layout::Relaxation_debug_check::read_sections,
4359 Layout::Relaxation_debug_check::read_sections): New method definitions.
4360 (Layout::Layout): Initialize data members
4361 record_output_section_data_from_scrips_,
4362 script_output_section_data_list_ and relaxation_debug_check_.
4363 (Layout::save_segments, Layout::restore_segments,
4364 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4365 Layout::relaxation_loop_body): New method definitions.
4366 (Layout::finalize): Support relaxation. Move section layout code to
4367 Layout::relaxation_loop_body.
4368 (Layout::set_asection_address_from_script): Move code for orphan
4369 section placement out.
4370 (Layout::place_orphan_sections_in_script): New method definition.
4371 * layout.h (Output_segment_headers, Output_file_header):
4372 New forward class declarations.
4373 (Layout::~Layout): Define.
4374 (Layout::new_output_section_data_from_script): New method definition.
4375 (Layout::place_orphan_sections_in_script): New method declaration.
4376 (Layout::Segment_states): New type declaration.
4377 (Layout::save_segments, Layout::restore_segments,
4378 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4379 Layout::relaxation_loop_body): New method declarations.
4380 (Layout::Output_section_data_list): New type declaration.
4381 (Layout::Relaxation_debug_check): New class definition.
4382 (Layout::record_output_section_data_from_script_,
4383 Layout::script_output_section_data_list_, Layout::segment_states_,
4384 Layout::relaxation_debug_check_): New data members.
4385 * output.cc: (Output_section_headers::do_size): New method definition.
4386 (Output_section_headers::Output_section_headers): Move size
4387 computation to Output_section_headers::do_size.
4388 (Output_segment_headers::do_size): New method definition.
4389 (Output_file_header::Output_file_header): Move size computation to
4390 Output_file_header::do_size and call it.
4391 (Output_file_header::do_size): New method definition.
4392 (Output_data_group::Output_data_group): Adjust call to
4393 Output_section_data.
4394 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4395 (Output_symtab_xindex::do_write): Add array bound check.
4396 (Output_section::Input_section::print_to_mapfile): Handle
4397 RELAXED_INPUT_SECTION_CODE.
4398 (Output_section::Output_section): Initialize data member checkpoint_.
4399 (Output_section::~Output_section): Delete checkpoint object pointed
4401 (Output_section::add_input_section): Always add an Input_section if
4403 (Output_section::add_merge_input_section): Add assert.
4404 (Output_section::relax_input_section): New method definition.
4405 (Output_section::set_final_data_size): Set load address to zero for
4406 an unallocated section.
4407 (Output_section::do_address_and_file_offset_have_reset_values):
4408 New method definition.
4409 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4410 Handle relaxed input section.
4411 (Output_section::sort_attached_input_sections): Checkpoint input
4412 section list lazily.
4413 (Output_section::get_input_sections): Change type of input_sections to
4414 list of Simple_input_section pointers. Checkpoint input section list
4415 lazily. Also handle relaxed input sections.
4416 (Output_section::add_input_section_for_script): Take a reference to
4417 a Simple_input_section object instead of Relobj pointer and section
4418 index as parameter. Handle relaxed input sections.
4419 (Output_section::save_states, Output_section::restore_states): New
4421 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4422 (Output_data::is_data_size_fixed): New method definition.
4423 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4425 (Output_data::address_and_file_offset_have_reset_values): New method
4427 (Output_data::do_address_and_file_offset_have_reset_values): New method
4429 (Output_data::set_data_size): Check that data size is not fixed.
4430 (Output_data::fix_data_size): New method definition.
4431 (Output_data::is_data_size_fixed_): New data member.
4432 (Output_section_headers::set_final_data_size): New method definition.
4433 (Output_section_headers::do_size): New method declaration.
4434 (Output_segment_headers::set_final_data_size): New method definition.
4435 (Output_segment_headers::do_size): New method declaration.
4436 (Output_file_header::set_final_data_size)::New method definition.
4437 (Output_file_header::do_size)::New method declaration.
4438 (Output_section_data::Output_section_data): Add new parameter
4439 is_data_size_fixed and use it to fix data size.
4440 (Output_data_const::Output_data_const): Adjust call to base class
4441 constructor and fix data size.
4442 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4443 base class constructor and fix data size.
4444 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4445 base class constructor and fix data size.
4446 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4447 class constructor and fix data size.
4448 (Output_data_group::set_final_data_size): New method definition.
4449 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4450 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4451 class constructor and fix data size.
4452 (Output_relaxed_input_section): New class definition.
4453 (Output_section::Simple_input_section): New class definition.
4454 (Output_section::get_input_sections): Adjust parameter list.
4455 (Output_section::add_input_section_for_script): Same.
4456 (Output_section::save_states, Output_section::restore_states,
4457 Output_section::do_address_and_file_offset_have_reset_values,
4458 (Output_section::Input_section::Input_section): Handle
4459 RELAXED_INPUT_SECTION_CODE. Add new overload for
4460 Output_relaxed_input_section.
4461 (Output_section::Input_section::is_input_section,
4462 Output_section::Input_section::set_output_section): Handle relaxed
4464 (Output_section::Input_section::is_relaxed_input_section,
4465 Output_section::Input_section::output_section_data,
4466 Output_section::Input_section::relaxed_input_section): New method
4468 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4470 (Output_section::Input_section::u1_): Update comments.
4471 (Output_section::Input_section::u2_): Add new union member poris.
4472 (Output_section::Checkpoint_output_section): New classs definition.
4473 (Output_section::relax_input_section): New method declaration.
4474 (Output_section::checkpoint_): New data member.
4475 (Output_segment): Update comments.
4476 (Output_segment::Output_segment): Un-privatize copy constructor.
4477 (Output_segment::operator=): Un-privatize.
4478 * script-sections.cc (Output_section_element::Input_section_list):
4479 Change element type to Output_section::Simple_input_section.
4480 (Output_section_element_dot_assignment::set_section_addresses):
4481 Register output section data for relaxation clean up.
4482 (Output_data_exression::Output_data_expression): Adjust call to base
4483 constructor to fix data size.
4484 (Output_section_element_data::set_section_addresses): Register
4485 Output_data_expression object for relaxation clean up.
4486 (struct Input_section_info): Replace Relobj pointer and section index
4487 pair with Output_section::Simple_input_section and Convert struct to a
4489 (Input_section_sorter::operator()): Adjust access to
4490 Input_section_info data member to use accessors.
4491 (Output_section_element_input::set_section_addresses): Use layout
4492 parameter. Adjust code to use Output_section::Simple_input_section
4493 and Input_secction_info classes. Register filler for relaxation
4495 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4496 and section index pair with Output_section::Simple_input_section
4497 class. Adjust code accordingly.
4498 (Phdrs_element::release_segment): New method definition.
4499 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4501 (Script_sections::release_segments): New method definition.
4502 * gold/script-sections.h (Script_sections::release_segments): New
4504 * gold/target.h (Target::may_relax, Target::relax,
4505 Target::do_may_relax, Target::do_relax): New method definitions.
4507 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4509 * arm.cc (has_signed_unsigned_overflow): New function.
4510 (Arm_relocate_functions::abs8): New function.
4511 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4512 (Target_arm::Scan::global): Likewise.
4513 (Target_arm::relocate::relocate): Likewise.
4514 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4517 2009-09-16 Cary Coutant <ccoutant@google.com>
4519 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4520 * testsuite/Makefile.in: Regenerate.
4522 2009-09-11 Nick Clifton <nickc@redhat.com>
4524 * po/gold.pot: Updated by the Translation project.
4526 2009-09-08 Cary Coutant <ccoutant@google.com>
4528 * output.cc (Output_file::open): Add execute permission to empty file.
4529 * testsuite/Makefile.am (permission_test): New test.
4530 * testsuite/Makefile.in: Regenerate.
4532 2009-09-02 Ian Lance Taylor <iant@google.com>
4534 * output.cc (Output_file::resize): Call map_no_anonymous rather
4537 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4539 * gold.cc: Include "incremental.h".
4540 (queue_initial_tasks): Call Incremental_checker methods.
4541 * incremental.cc: Include "output.h".
4542 (Incremental_checker::can_incrementally_link_output_file): New
4544 * incremental.h (Incremental_checker): New class.
4546 * output.cc (Output_file::open_for_modification): New method.
4547 (Output_file::map_anonymous): Changed return type to bool. Record
4549 (Output_file::map_no_anonymous): New method, broken out of map.
4550 (Output_file::map): Use map_no_anonymous and map_anonymous.
4551 * output.h (class Output_file): Update declarations.
4553 2009-08-24 Cary Coutant <ccoutant@google.com>
4555 * options.h (Command_line::Pre_options): New class.
4556 (Command_line::pre_options): New member.
4557 * options.cc (gold::options::ready_to_register): New variable.
4558 (One_option::register_option): Do nothing if not registering options.
4559 Assert if same short option registered twice.
4560 (General_options::General_options): Turn off option registration when
4562 (Command_line::Pre_options::Pre_options): New constructor.
4564 2009-08-24 Cary Coutant <ccoutant@google.com>
4566 * options.h (General_options::no_keep_memory): Remove incorrect
4569 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4571 * Makefile.am (am__skiplex, am__skipyacc): New.
4572 * Makefile.in: Regenerate.
4574 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4576 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4577 (INCLUDES): ... this.
4578 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4579 (AM_CPPFLAGS): Renamed from ...
4580 (INCLUDE): ... this.
4581 * Makefile.in, testsuite/Makefile.in: Regenerate.
4583 * Makefile.in: Regenerate.
4584 * aclocal.m4: Likewise.
4585 * config.in: Likewise.
4586 * configure: Likewise.
4587 * testsuite/Makefile.in: Likewise.
4589 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4590 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4591 * Makefile.in: Regenerate.
4592 * testsuite/Makefile.in: Regenerate.
4594 2009-08-19 Cary Coutant <ccoutant@google.com>
4596 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4597 symbols in shared libraries overridden by hidden or internal symbols
4598 in the main program.
4600 2009-08-19 Chris Demetriou <cgd@google.com>
4602 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4603 checking source file names in error messages.
4605 2009-08-18 Doug Kwan <dougkwan@google.com>
4607 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4608 an elcpp::Ehdr as parameter. Adjust call to set_target.
4609 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4610 an elfcpp::Ehdr as parameter.
4611 * object.cc (Object::set_target): Remove the version that looks up
4612 a target and sets it.
4613 (Sized_relobj::setup): Take a Target object instead of
4614 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4615 (make_elf_sized_object): Find target and ask target to
4617 * object.h: (Object::set_target): Remove the version that looks up
4618 a target and sets it.
4619 (Sized_relobj::setup): Take a Target object instead of
4620 an elfcpp:Ehdr as parameter.
4621 * target.cc: Include dynobj.h.
4622 (Target::do_make_elf_object_implementation): New.
4623 (Target::do_make_elf_object): New.
4624 * target.h (Target::make_elf_object): New template declaration.
4625 (Target::do_make_elf_object): New method declarations.
4626 (Target::do_make_elf_object_implementation): New template declaration.
4628 2009-08-14 Ian Lance Taylor <iant@google.com>
4630 * gold.h (FUNCTION_NAME): Define.
4631 (gold_unreachable): Use FUNCTION_NAME.
4633 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4635 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4636 symbol in the --keep-unique list is not found.
4638 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4640 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4641 been maked as --keep-unique.
4642 (Icf::unfold_section): New function.
4643 * icf.h (Icf::unfold_section): New function.
4644 * options.h (General_options::keep_unique): New option.
4645 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4646 * testsuite/Makefile.in: Regenerate.
4647 * testsuite/icf_keep_unique_test.sh: New file.
4648 * testsuite/icf_keep_unique_test.cc: New file.
4650 2009-08-12 Cary Coutant <ccoutant@google.com>
4653 * resolve.cc (Symbol_table::resolve): Check for references from
4654 dynamic objects to hidden and internal symbols.
4655 * testsuite/Makefile.am (hidden_test.sh): New test.
4656 * testsuite/Makefile.in: Regenerate.
4657 * testsuite/hidden_test.sh: New script.
4658 * testsuite/hidden_test_1.c: New test source.
4659 * testsuite/hidden_test_main.c: New test source.
4661 2009-08-11 Doug Kwan <dougkwan@google.com>
4663 * arm.cc: Update comments.
4664 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4665 segment to locate the .ARM.exidx section if present.
4667 2009-08-09 Doug Kwan <dougkwan@google.com>
4669 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4672 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4673 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4676 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4678 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4679 valid tls_segment only for non-debug-section relocations.
4680 * testsuite/Makefile.am: Add gc_tls_test.
4681 * testsuite/Makefile.in: Regenerate.
4682 * testsuite/gc_tls_test.cc: New file.
4683 * testsuite/gc_tls_test.sh: New file.
4685 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4689 * Makefile.am (CCFILES): Add icf.cc.
4691 * Makefile.in: Regenerate.
4692 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4693 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4694 section, symbol and addend information for the relocs.
4695 * gold.cc (queue_middle_tasks): Call identical code folding.
4696 * gold.h: Add defines for multimap.
4697 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4698 to the call of finalize_local_symbols.
4699 * main.cc (main): Create object of class Icf.
4700 * object.cc (Sized_relobj::do_layout): Allow this function to be
4701 called twice during icf.
4702 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4703 to sections marked as identical by icf.
4704 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4706 (Sized_relobj::do_section_entsize): New function.
4707 * object.h (Object::section_entsize): New function.
4708 (Object::do_section_entsize): New pure virtual function.
4709 (Relobj::finalize_local_symbols): Add new parameter.
4710 (Relobj::do_section_entsize): New function.
4711 * options.h (General_options::icf): New option.
4712 (General_options::icf_iterations): New option.
4713 (General_options::print_icf_sections): New option.
4714 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4715 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4716 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4718 * symtab.cc (Symbol_table::is_section_folded): New function.
4719 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4720 to sections marked as identical by icf.
4721 * symtab.h (Symbol_table::set_icf): New function.
4722 (Symbol_table::icf): New function.
4723 (Symbol_table::is_section_folded): New function.
4724 (Symbol_table::icf_): New data member.
4725 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4726 * testsuite/Makefile.am: Add commands to build icf_test.
4727 * testsuite/Makefile.in: Regenerate.
4728 * testsuite/icf_test.sh: New file.
4729 * testsuite/icf_test.cc: New file.
4731 2009-07-24 Chris Demetriou <cgd@google.com>
4733 * layout.cc (is_compressible_debug_section): Fix incorrect
4734 comment about compressed section names.
4736 2009-07-20 Ian Lance Taylor <ian@airs.com>
4739 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4741 2009-07-16 Ian Lance Taylor <iant@google.com>
4744 * layout.h: #include <map>.
4745 (class Kept_section): Change from struct to class. Add accessors
4746 and setters. Add section size to Comdat_group mapping. Change
4747 Comdat_group to std::map. Add is_comdat_ field. Add
4748 linkonce_size field in union.
4749 (class Layout): Update declaration of find_or_add_kept_section.
4750 Don't declare find_kept_object.
4751 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4752 parameter. Add object, shndx, is_comdat, and is_group_name
4753 parameters. Change all callers. Adjust for new Kept_section.
4754 (Layout::find_kept_object): Remove.
4755 * object.cc (Sized_relobj::include_section_group): Update use of
4756 Kept_section. Rename secnum to shndx. Only record
4757 Kept_comdat_section if sections are the same size.
4758 (Sized_relobj::include_linkonce_section): Update use of
4759 Kept_section. Only record Kept_comdat_section if sections are the
4760 same size. Set size of linkonce section.
4761 (Sized_relobj::map_to_kept_section): Update call to
4762 get_kept_comdat_section.
4763 * object.h (class Sized_relobj): Rename fields in
4764 Kept_comdat_section to drop trailing underscores; change object
4765 field to Relobj*. Change Kept_comdat_section_table to store
4766 struct rather than pointer.
4767 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4768 Add kept_object and kept_shndx parameters. Change all callers.
4769 (Sized_relobj::get_kept_comdat_section): Change return type to
4770 bool. Add kept_object and kept_shndx parameters. Change all
4772 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4773 Layout::find_or_add_kept_section.
4775 2009-07-09 Ian Lance Taylor <iant@google.com>
4777 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4778 Reserve space in the hash table.
4780 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4782 * fileread.cc (File_read::get_mtime): New method.
4783 * fileread.h (Timespec): New structure.
4784 (File_read::get_mtime): New method.
4785 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4786 Renamed from timestamp_nsec.
4787 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4789 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4791 (Incremental_inputs::report_archive): Save mtime; style fix.
4792 (Incremental_inputs::report_obejct): Save mtime; style fix.
4793 (Incremental_inputs::report_script): Save mtime; style fix.
4794 (Incremental_inputs::finalize_inputs): Style fix.
4795 (Incremental_inputs::finalize): Style fix.
4796 (Incremental_inputs::create_input_section_data): Store inputs
4798 * incremental.h (Incremental_inputs::report_script): Add mtime
4800 (Incremental_inputs::Input_info::Input_info): Intialize only one
4802 (Incremental_inputs::Input_info::archive): Move to nameless
4804 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4805 (Incremental_inputs::Input_info::script): Move to nameless union.
4806 (Incremental_inputs::mtime): New field.
4807 * script.cc (read_input_script): Pass file mtime to
4809 * script.h (Script_info::inputs): Style fix.
4811 2009-07-01 Ian Lance Taylor <ian@airs.com>
4813 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4816 2009-06-24 Ian Lance Taylor <iant@google.com>
4819 * layout.cc (Layout::choose_output_section): If we find an
4820 existing section, update the flags.
4821 (Layout::create_notes): New function, broken out of
4823 (Layout::finalize): Don't create note sections.
4824 (Layout::create_note): Don't crash if linker script discards
4826 (Layout::create_gold_note): Likewise.
4827 (Layout::create_build_id): Likewise. Don't set
4828 after_input_sections on the section.
4829 (Layout::create_executable_stack_info): Remove target parameter.
4831 * layout.h (class Layout): Declare create_notes. Update
4832 declaration of create_executable_stack_info.
4833 * gold.cc (queue_middle_tasks): Call create_notes.
4834 * output.cc (Output_section::update_flags_for_input_section): Move
4835 here from output.h. If SHF_ALLOC flag is newly set, mark address
4837 * output.h (Output_data::mark_address_invalid): New function.
4838 (class Output_section): Only declare, not define,
4839 update_flags_for_input_section. Remove set_flags.
4841 2009-06-24 Ian Lance Taylor <iant@google.com>
4843 * script-sections.cc (Output_section_definition::
4844 set_section_addresses): Rename shadowing local load_address to
4847 2009-06-24 Ian Lance Taylor <iant@google.com>
4850 * reloc.cc (relocate_sections): Skip empty relocation sections.
4852 2009-06-23 Ian Lance Taylor <iant@google.com>
4855 * layout.cc (Layout::create_note): Use choose_output_section
4856 rather than make_output_section.
4858 2009-06-23 Ian Lance Taylor <iant@google.com>
4861 * options.cc (General_options::parse_V): Set printed_version_.
4862 (General_options::General_options): Initialize printed_version_.
4863 * options.h (class General_options): Add printed_version_ field.
4864 * gold.cc (queue_initial_tasks): If there are no input files,
4865 don't give a fatal error if we printed the version information.
4866 (queue_middle_tasks): If using -r with a shared object, give a
4867 fatal error rather than an ordinary error.
4869 2009-06-23 Ian Lance Taylor <iant@google.com>
4872 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4873 (Layout::make_output_section): Set have_stabstr_section_ if we see
4874 a .stab*str section.
4875 (Layout::finalize): Call link_stabs_sections.
4876 (Layout::link_stabs_sections): New file.
4877 * layout.h (class Layout): Add have_stabstr_section_ field.
4878 Declare link_stabs_sections.
4880 2009-06-23 Doug Kwan <dougkwan@google.com>
4882 * Makefile.am (libgold_a_LIBADD): New.
4883 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4884 * Makefile.in: Regenerate.
4885 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4886 * configure: Regenerate.
4887 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4888 * fileread.cc: Include sys/state.h
4889 * gold.h: Declare memmem and strndup if found missing.
4890 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4892 2009-06-23 Ian Lance Taylor <iant@google.com>
4894 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4895 * configure: Rebuild.
4897 2009-06-23 Ian Lance Taylor <iant@google.com>
4900 * object.cc (Object::section_contents): Don't try to get a view if
4901 the section has length zero.
4902 (Object::handle_gnu_warning_section): If the section is empty, use
4903 the name of the section as the warning.
4905 2009-06-23 Ian Lance Taylor <iant@google.com>
4908 * stringpool.h (class Stringpool_template): Add optimize_ field.
4909 (Stringpool_template::set_optimize): New function.
4910 * stringpool.cc (Stringpool_template::Stringpool_template):
4911 Initialize optimize_ field.
4912 (Stringpool_template::set_string_offsets): Test local optimize
4913 fild rather than parameter.
4914 * layout.cc (Layout::Layout): Call set_optimize on the section
4917 2009-06-22 Ian Lance Taylor <iant@google.com>
4920 * yyscript.y: Parse TARGET.
4921 * script.cc (script_set_target): New function.
4922 * script-c.h (script_set_target): Declare.
4923 * options.cc (General_options::string_to_object_format): Rename
4924 from string_to_object_format in anonymous namespace. Change
4926 * options.h (class General_options): Declare
4927 string_to_object_format.
4929 2009-06-22 Ian Lance Taylor <iant@google.com>
4931 * script-sections.cc (Script_sections::create_segments): Don't put
4932 program headers in a PT_LOAD segment if -n or -N.
4934 2009-06-22 Ian Lance Taylor <iant@google.com>
4937 * options.h (class General_options): Add -z lazy and -z now. Sort
4938 -z options into alphabetical order.
4939 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4941 2009-06-21 Ian Lance Taylor <iant@google.com>
4943 * layout.cc (Layout::make_output_section): Call
4944 Target::new_output_section.
4945 (Layout::attach_allocated_section_to_segment): Put large section
4946 sections in a separate load segment with the large segment flag
4948 (Layout::segment_precedes): Sort large data segments after other
4950 (align_file_offset): New static function.
4951 (Layout::set_segment_offsets): Use align_file_offset.
4952 * output.h (class Output_section): Add is_small_section_ and
4953 is_large_section_ fields.
4954 (Output_section::is_small_section): New function.
4955 (Output_section::set_is_small_section): New function.
4956 (Output_section::is_large_section): New function.
4957 (Output_section::set_is_large_section): New function.
4958 (Output_section::is_large_data_section): New function.
4959 (class Output_segment): Add is_large_data_segment_ field.
4960 (Output_segment::is_large_data_segment): New function.
4961 (Output_segment::set_is_large_data_segment): New function.
4962 * output.cc (Output_section::Output_section): Initialize new
4964 (Output_segment::Output_segment): Likewise.
4965 (Output_segment::add_output_section): Add assertion that large
4966 data sections always go in large data segments. Force small data
4967 sections to the end of the list of data sections. Force small BSS
4968 sections to the start of the list of BSS sections. For large BSS
4969 sections to the end of the list of BSS sections.
4970 * symtab.h (class Symbol): Declare is_common_shndx.
4971 (Symbol::is_defined): Check Symbol::is_common_shndx.
4972 (Symbol::is_common): Likewise.
4973 (class Symbol_table): Define enum Commons_section_type. Update
4974 declarations. Add small_commons_ and large_commons_ fields.
4975 * symtab.cc (Symbol::is_common_shndx): New function.
4976 (Symbol_table::Symbol_table): Initialize new fields.
4977 (Symbol_table::add_from_object): Put small and large common
4978 symbols in the right list.
4979 (Symbol_table::sized_finalized_symbol): Check
4980 Symbol::is_common_shndx.
4981 (Symbol_table::sized_write_globals): Likewise.
4982 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4983 common symbol lists. Don't call do_allocate_commons_list if the
4985 (Symbol_table::do_allocate_commons_list): Remove is_tls
4986 parameter. Add comons_section_type parameter. Change all
4987 callers. Handle small and large common symbols.
4988 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4989 Symbol::is_common_shndx.
4990 * resolve.cc (symbol_to_bits): Likewise.
4991 * target.h (Target::small_common_shndx): New function.
4992 (Target::small_common_section_flags): New function.
4993 (Target::large_common_shndx): New function.
4994 (Target::large_common_section_flags): New function.
4995 (Target::new_output_section): New function.
4996 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4997 small_common_section_flags, and large_common_section_flags
4999 (Target::do_new_output_section): New virtual function.
5000 * arm.cc (Target_arm::arm_info): Initialize new fields.
5001 * i386.cc (Target_i386::i386_info): Likewise.
5002 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5004 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5005 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5006 (Target_x86_64::do_new_output_section): New function.
5007 * configure.ac: Define conditional MCMODEL_MEDIUM.
5008 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5009 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5010 (large_LDFLAGS): Define.
5011 * testsuite/large.c: New file.
5012 * testsuite/testfile.cc (Target_test::test_target_info):
5013 Initialize new fields.
5014 * configure, testsuite/Makefile.in: Rebuild.
5016 2009-06-05 Doug Kwan <dougkwan@google.com>
5018 * Makefile.am (CCFILES): Add target.cc.
5019 * Makefile.in: Regenerate.
5020 * i386.cc (class Target_i386): Define new virtual method to
5021 override do_is_local_label_name in parent.
5022 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5023 local symbols if --discard-locals or -X is given.
5024 * options.h (class General_options): Declare new options
5025 '--discard-locals' and '-X' for discarding locals.
5026 * target.h (class Target): Define new methods is_local_label_name.
5027 Declare new virtual method do_is_local_label_name.
5028 * target.cc: New file.
5029 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5030 (check_SCRIPTS): Add discard_locals_test.sh.
5031 (check_DATA): Add discard_local_tests.syms.
5032 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5033 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5034 * testsuite/Makefile.in: Regenerate.
5035 * testsuite/discard_locals_test.c: New file.
5036 * testsuite/discard_locals_test.sh: Same.
5038 2009-06-05 Doug Kwan <dougkwan@google.com>
5040 * object.cc (Sized_relobj::Sized_relobj): Initialize
5041 discarded_eh_frame_shndx_ to -1U.
5042 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5044 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5045 a discarded .eh_frame section.
5046 (Sized_relobj::do_finalize_local_symbols): Ditto.
5047 * object.h (class Sized_relobj): Declare new member
5048 discarded_eh_frame_shndx_.
5049 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5050 (local_labels_test.o, local_labels_test): New rules.
5051 * testsuite/Makefile.in: Regenerate.
5053 2009-06-04 Doug Kwan <dougkwan@google.com>
5055 * layout.cc (Layout::section_name_mapping): Add mapping for
5056 special ARM sections.
5058 2009-06-03 Doug Kwan <dougkwan@google.com>
5060 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5061 (utils::has_overflow): Same.
5063 2009-06-03 Ian Lance Taylor <iant@google.com>
5065 * layout.cc (Layout::section_name_mapping): New array, replacing
5066 Layout::linkonce_mapping.
5067 (Layout::section_name_mapping_count): New variable, replacing
5068 Layout::linkonce_mapping_count.
5069 (Layout::linkonce_output_name): Remove.
5070 (Layout::output_section_name): Rewrite.
5071 * layout.h (class Layout): Rename Linkonce_mapping to
5072 Section_name_mapping, linkonce_mapping to section_name_mapping,
5073 linkonce_mapping_count to section_name_mapping_count. Don't
5074 declare linkonce_output_name.
5076 2009-06-03 Doug Kwan <dougkwan@google.com>
5078 * gold/arm.cc (namespace utils): New.
5079 (Target_arm::reloc_is_non_pic): Define new method.
5080 (class Arm_relocate_functions): New.
5081 (Target_arm::Relocate::relocate): Handle relocation types used by
5084 2009-06-03 Ian Lance Taylor <iant@google.com>
5086 * arm.cc (Target_arm::scan::global): Use || instead of |.
5088 2009-06-02 Doug Kwan <dougkwan@google.com>
5090 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5091 issued_non_pic_error_.
5092 (class Target_arm::Scan): Declare new method check_non_pic.
5093 Define new method symbol_needs_plt_entry.
5094 Declare new data member issued_non_pic_error_.
5095 (class Target_arm::Relocate): Declare new method
5096 should_apply_static_reloc.
5097 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5098 (Target_arm::Scan::check_non_pic): Define new method.
5099 (Target_arm::Scan::local): Handle a small subset of reloc types used
5101 (Target_arm::Scan::local): Same.
5102 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5104 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5106 * incremental.cc (Incremental_inputs::report_command_line): Filter
5107 out --incremental-* options.
5109 2009-05-29 Doug Kwan <dougkwan@google.com>
5111 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5113 (class Target_arm): Update comment.
5114 (Target_arm::Target_arm): Initialize new data members GOT_,
5115 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5116 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5117 and Target_arm::rel_dyn_section.
5118 Declare new_enum Target_arm::Got_type.
5119 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5121 Update commments for member do_dynsym_value.
5122 (Target_arm::got_size, Target_arm::plt_section,
5123 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5124 new methods inside class defintion.
5125 (Target_arm::got_section): Define new method.
5126 (Target_arm::rel_dyn_section): Same.
5127 (Output_data_plt_arm): New template class.
5128 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5129 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5130 (Output_data_plt_arm::add_entry): Same.
5131 (Output_data_plt_arm::first_plt_entry): Define new
5132 static data member for PLT instruction template.
5133 (Output_data_plt_arm::plt_entry): Same.
5134 (Output_data_plt_arm::do_write): Define new method.
5135 (Target_arm::make_plt_entry): Same.
5136 (Target_arm::do_finalize_sections): Same.
5137 (Target_arm::do_dynsym_value): Same.
5139 2009-05-28 Doug Kwan <dougkwan@google.com>
5141 * Makefile.am (TARGETSOURCES): Add arm.cc.
5142 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5143 * Makefile.in: Regenerate.
5145 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5147 2009-05-26 Doug Kwan <dougkwan@google.com>
5149 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5150 (General_options::check_excluded_libs): Strip off directories in
5151 archive name before matching like GNU ld does.
5152 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5153 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5154 (exclude_libs_test_LDFLAGS): Add linker option
5155 -Wl,--exclude-libs,libexclude_libs_test_3
5156 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5157 an explicit archive without using -l.
5158 (alt/libexclude_libs_test_3.a): New make rule.
5159 * testsuite/Makefile.in: Regenerate.
5160 * testsuite/exclude_libs_test.c : Declare lib3_default().
5162 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5163 * exclude_libs_test_3.c: New file.
5165 2009-05-26 Nick Clifton <nickc@redhat.com>
5167 * po/id.po: New Indonesian translation.
5168 * po/gold.pot: Updated template file.
5170 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5172 * testsuite/Makefile.am: Add -ffunction-sections to compile
5173 gc_comdat_test files. Add -Wl,--gc-sections to build
5175 * testsuite/Makefile.in: Regenerate.
5176 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5178 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5180 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5181 kept comdat section was garbage collected.
5182 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5183 * testsuite/Makefile.in: Regenerate.
5184 * testsuite/gc_comdat_test.sh: New file.
5185 * testsuite/gc_comdat_test_1.cc: New file.
5186 * testsuite/gc_comdat_test_2.cc: New file.
5188 2009-05-19 Doug Kwan <dougkwan@google.com>
5190 * archive.cc (Archive::Archive): Move constructor from archive.h
5191 to here. Initialize no_export_.
5192 (Archive::get_elf_object_for_member): Set no_export flag of object.
5193 * archive.h (Archive::Archive): Move constructor body to
5195 (Archive::no_export): New method.
5196 (Archive::no_export_): New field.
5197 * object.h (Object::Object): Initialize no_export_ to false.
5198 (Object::no_export, Object::set_no_export): New methods.
5199 (Object::no_export_): New field.
5200 * options.cc (General_options::parse_exclude_libs): New method.
5201 (General_options::check_excluded_libs) Same.
5202 * options.h (exclude_libs): New option.
5203 (General_options::check_excluded_libs): New method declaration.
5204 (General_options::excluded_libs_): New field.
5205 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5206 default or protected visibility if an object has no-export flag set.
5207 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5208 (check_SCRIPTS): Add exclude_libs_test.sh.
5209 (check_DATA): Add exclude_libs_test.syms.
5210 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5211 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5212 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5213 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5214 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5215 libexclude_libs_test_2.a): New rules.
5216 * testsuite/Makefile.in: Regenerate.
5217 * testsuite/exclude_libs_test.c: New file.
5218 * testsuite/exclude_libs_test.sh: Ditto.
5219 * testsuite/exclude_libs_test_1.c: Ditto.
5220 * testsuite/exclude_libs_test_2.c: Ditto.
5222 2009-05-15 Ian Lance Taylor <iant@google.com>
5224 * configure.ac: Check for declarations for cases where libiberty.h
5225 checks HAVE_DECL_xxx.
5226 * configure, config.in: Rebuild.
5228 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5230 * gold.h (Incremental_argument_list): Remove (invalid) forward
5232 * incremental.cc (Incremental_inputs::report_achive): New method.
5233 (Incremental_inputs::report_object): New method.
5234 (Incremental_inputs::report_script): New method.
5235 (Incremental_inputs::finalize_inputs): New method.
5236 (Incremental_inputs::finalize): Call finalize_inputs().
5237 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5238 Create inputs entries.
5239 * incremental.h (Incremental_input_type): New enum.
5240 (Incremental_inputs::Incremental_input): Initialize new fields.
5241 (Incremental_inputs::report_inputs): New method.
5242 (Incremental_inputs::report_achive): New method.
5243 (Incremental_inputs::report_object): New method.
5244 (Incremental_inputs::report_script): New method.
5245 (Incremental_inputs::finalize_inputs): New method.
5246 (Incremental_inputs::Input_info): New struct.
5247 (Incremental_inputs::Input_info_map): New typedef.
5248 (Incremental_inputs::lock_): New field.
5249 (Incremental_inputs::Inputs_): New field.
5250 (Incremental_inputs::Inputs_map): New field.
5251 * main.cc (main): Call Incremental_input::report_inputs.
5252 * options.h (Input_argument_list): Typedef moved from
5254 (Input_file_group::Files): Remove, use ::Input_argument_list.
5255 (Input_file_group::Input_argument_list): Remove, use
5256 ::Input_argument_list.
5257 * plugin.cc (Plugin_manager::add_input_file): Add error in
5259 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5261 * script.cc (read_input_script): Call
5262 Incremental_input::report_script.
5263 * script.h (Script_info): New class.
5265 2009-04-27 Ian Lance Taylor <iant@google.com>
5267 * x86_64.cc (do_adjust_output_section): Set entsize to
5270 2009-04-23 Elliott Hughes <enh@google.com>
5272 * output.cc (Output_file::close): After short writes, continue
5273 writing from the correct offset in the buffer being written.
5275 2009-04-23 Chris Demetriou <cgd@google.com>
5277 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5278 * configure: Regenerate.
5279 * config.in: Regenerate.
5280 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5281 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5283 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5285 * incremental.cc (Incremental_inputs_header_data): Renamed from
5286 Incremental_input_header_data.
5287 (Incremental_inputs_header_data::data_size): New field.
5288 (Incremental_inputs_header_data::put_input_file_count): Renamed
5289 from input_file_count.
5290 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5291 from command_line_offset.
5292 (Incremental_inputs_header_data::put_reserved): Renamed from
5294 (Incremental_inputs_entry_data): Renamed from
5295 Incremental_input_entry_data.
5296 (Incremental_inputs_entry_data::data_size): New field.
5297 (Incremental_inputs::report_command_line): New method.
5298 (Incremental_inputs::finalize): New method.
5299 (Incremental_inputs::create_incremental_inputs_data): New method.
5300 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5301 * incremental.h: New file.
5302 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5303 (Layout::finalize): Create incremental inputs section in
5305 (Layout::create_incremental_info_sections): New method.
5306 * layout.h (Layout::incremental_inputs): New method.
5307 (Layout::create_incremental_info_sections): New method.
5308 (Layout::incremental_inputs_): New field.
5309 * main.cc (main): Notify Incremental_input of the command line.
5311 2009-04-01 Ian Lance Taylor <iant@google.com>
5312 Mikolaj Zalewski <mikolajz@google.com>
5314 * gold.h (reserve_unordered_map): Define, three versions, one for
5315 each version of Unordered_map.
5316 * layout.cc (Layout::Layout): Remove options parameter. Add
5317 number_of_input_files parameter. Don't initialize options_.
5318 Initialize number_of_input_files_ and resized_signatures_. Move
5319 sections_are_attached_.
5320 (Layout::layout_group): Reserve space for group_signatures_.
5321 (Layout::find_or_add_kept_section): Change name parameter to be a
5322 reference. Resize signatures_ map when it gets large enough.
5323 (Layout::layout_eh_frame): Use parameters->options() instead of
5325 (Layout::make_output_section): Likewise.
5326 (Layout::attach_allocated_section_to_segment): Likewise.
5327 (Layout::finalize, Layout::create_executable_stack): Likewise.
5328 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5329 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5330 * layout.h (class Layout): Update declarations. Remove options_
5331 field. Add number_of_input_files_ and resized_signatures_
5332 fields. Move sections_are_attached_ field.
5333 * main.cc (main): Pass number of input files to Layout
5334 constructor. Don't pass options.
5336 2009-03-30 Ian Lance Taylor <iant@google.com>
5338 * ffsll.c (ffsll): Correct implementation.
5340 2009-03-27 Ian Lance Taylor <iant@google.com>
5342 * ffsll.c: New file.
5343 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5344 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5345 * ftruncate.c (ftruncate): Declare before definition.
5346 * mremap.c (mremap): Likewise.
5347 * pread.c (pread): Likewise.
5348 * configure, Makefile.in, config.in: Rebuild.
5350 * mremap.c: New file.
5351 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5352 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5353 (mremap): Declare if HAVE_MREMAP is not defined.
5354 * configure, Makefile.in, config.in: Rebuild.
5356 2009-03-27 Cary Coutant <ccoutant@google.com>
5358 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5359 position independent.
5360 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5361 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5363 2009-03-24 Cary Coutant <ccoutant@google.com>
5365 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5367 (needs_dynamic_reloc): Likewise.
5369 2009-03-24 Ian Lance Taylor <iant@google.com>
5371 * yyscript.y (file_cmd): Recognize EXTERN.
5372 (extern_name_list, extern_name_list_body): New nonterminals.
5373 * script.cc (script_add_extern): Define.
5374 * script-c.h (script_add_extern): Declare.
5376 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5378 * object.cc (is_elf_object): Define.
5379 * object.h (is_elf_object): Declare.
5380 * archive.cc (Archive::get_elf_object_for_member): Call
5382 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5384 2009-03-24 Elliott Hughes <enh@google.com>
5386 * output.cc (Output_file::map_anonymous): Define.
5387 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5388 try an anonymous one. Report the size if the mmap fails.
5389 * output.h (class Output_file): Declare map_anonymous.
5391 2009-03-24 Ian Lance Taylor <iant@google.com>
5393 * target-select.cc (instantiate_target): Don't acquire the lock if
5394 the instantiated_target_ field has already been set.
5396 2009-03-23 Ian Lance Taylor <iant@google.com>
5398 * gold-threads.h (class Initialize_lock): Define.
5399 * gold-threads.cc (class Initialize_lock_once): Define.
5400 (initialize_lock_control): New static variable.
5401 (initialize_lock_pointer): New static variable.
5402 (initialize_lock_once): New static function.
5403 (Initialize_lock::Initialize_lock): Define.
5404 (Initialize_lock::initialize): Define.
5405 * target-select.h: Include "gold-threads.h".
5406 (class Target_selector): Add lock_ and initialize_lock_ fields.
5407 Don't define instantiate_target, just declare it.
5408 * target-select.cc (Target_selector::Target_selector): Initialize
5410 (Target_selector::instantiate_target): Define.
5411 * descriptors.h: Include "gold-threads.h".
5412 (class Descriptors): Add initialize_lock_ field.
5413 * descriptors.cc (Descriptors::Descriptors): Initialize new
5415 (Descriptors::open): Use initialize_lock_ field
5416 * errors.h (class Errors): Add initialize_lock_ field.
5417 * errors.cc (Errors::Errors): Initialize new field.
5418 (Errors::initialize_lock): Use initialize_lock_ field.
5419 * powerpc.cc (class Target_selector_powerpc): Remove
5420 instantiated_target_ field. In do_recognize call
5421 instantiate_target rather than do_instantiate_target. In
5422 do_instantiate_target just allocate a new target.
5423 * sparc.cc (class Target_selector_sparc): Likewise.
5425 * freebsd.h: New file.
5426 * i386.cc: Include "freebsd.h".
5427 (Target_i386): Derive from Target_freebsd rather than
5429 (Target_selector_i386): Derive from Target_selector_freebsd rather
5430 than Target_selector.
5431 * x86_64.cc: Include "freebsd.h".
5432 (Target_x86_64): Derive from Target_freebsd rather than
5434 (Target_selector_x86_64): Derive from Target_selector_freebsd
5435 rather than Target_selector.
5436 * target.h (class Target): Add adjust_elf_header and
5437 do_adjust_elf_header.
5438 * output.cc (Output_file_header:: do_sized_write): Call target
5439 adjust_elf_header routine.
5440 * configure.tgt: Set targ_osabi.
5441 * configure.ac: Define GOLD_DEFAULT_OSABI.
5442 * parameters.cc (Parameters::default_target): Pass
5443 GOLD_DEFAULT_OSABI to select_target.
5444 * target-select.h (class Target_selector): Make instantiate_target
5445 protected rather than private.
5446 * Makefile.am (HFILES): Add freebsd.h.
5447 * configure, Makefile.in, config.in: Rebuild.
5449 * merge.cc (do_add_input_section): Correct pend value. Change
5450 message about last entry not being null terminated from error to
5453 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5455 * incremental.cc: New file.
5456 * Makefile.am (CCFILES): Add incremental.cc.
5457 * Makefile.in: Rebuild.
5459 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5461 * layout.cc (Layout::output_section_name): Preserve names
5462 of '.note.' sections.
5464 2009-03-19 Ian Lance Taylor <iant@google.com>
5466 * descriptors.cc (Descriptors::open): Check that the options are
5467 valid before using them.
5469 2009-03-18 Ian Lance Taylor <iant@google.com>
5471 * script-sections.h: Include <list>.
5472 (class Script_sections): Change Sections_elements from std::vector
5473 to std::list. Typedef public Elements_iterator. Add
5474 orphan_section_placement_, data_segment_align_start_, and
5475 saw_data_segment_align_ fields. Remove data_segment_align_index_
5477 * script-sections.cc (class Orphan_section_placement): New class.
5478 (class Sections_element): Add virtual functions is_relro and
5479 orphan_section_init. Remove virtual function place_orphan_here.
5480 (class Output_section_definition): Add is_relro and
5481 orphan_section_init. Remove place_orphan_here.
5482 (class Orphan_output_section): Likewise.
5483 (Script_sections::Script_sections): Update for field changes.
5484 (Script_sections::data_segment_align): Set saw_data_segment_align_
5485 and data_segment_align_start_, not data_segment_align_index.
5486 (Script_sections::data_segment_relro_end): Check
5487 saw_data_segment_align_. Use data_segment_align_start_ rather
5488 than data_segment_align_index_.
5489 (Script_sections::place_orphan): Rewrite to use
5490 Orphan_section_placement.
5492 2009-03-17 Ian Lance Taylor <iant@google.com>
5494 * archive.cc (Archive::add_symbols): Check for a version attached
5495 to the symbol name in the archive map.
5496 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5497 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5498 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5499 (ver_test_11.a): New target.
5500 * testsuite/Makefile.in: Rebuild.
5502 * configure.ac: Check for chsize and posix_fallocate. Replace
5504 * ftruncate.c: New file, from gnulib.
5505 * output.cc (posix_fallocate): Define dummy version if not
5506 HAVE_POSIX_FALLOCATE.
5507 (Output_file::map): Call posix_fallocate rather than lseek and
5509 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5510 * configure, Makefile.in, config.in: Rebuild.
5512 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5514 * layout.h (Layout::create_note): Add section_name parameter.
5515 * layout.cc (Layout::create_note): Likewise.
5516 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5518 2009-03-17 Ian Lance Taylor <iant@google.com>
5520 * descriptors.cc: Include "options.h".
5521 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5522 (Descriptors::open): Always use O_CLOEXEC when opening a new
5523 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5524 then set FD_CLOEXEC.
5526 * sparc.cc (class Target_sparc): Add has_got_section.
5527 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5528 make sure we have a GOT section.
5530 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5531 (Target_sparc::Scan::local): Likewise.
5532 (Target_sparc::Scan::global): Likewise.
5533 (Target_sparc::Relocate::relocate): Likewise.
5534 (Target_sparc::Relocate::relocate_tls): Likewise.
5536 * symtab.cc (Symbol_table::define_default_version): New function,
5537 broken out of add_from_object.
5538 (Symbol_table::add_from_object): Call define_default_version.
5539 (Symbol_table::define_special_symbol): Add resolve_oldsym
5540 parameter. Change all callers. If the version for a symbol comes
5541 from a version script, resolve it with the symbol with the same
5542 name with no version. Also add the symbol without a version if
5544 (do_define_in_output_data): If resolving with oldsym, don't delete
5546 (do_define_in_output_segment): Likewise.
5547 (do_define_as_constant): Likewise.
5548 * symtab.h (class Symbol_table): Update declarations.
5550 2009-03-13 Ian Lance Taylor <iant@google.com>
5552 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5553 (Read_symbols::requeue): New function.
5554 (Read_symbols::do_read_symbols): If make_elf_object fails because
5555 the target type is not configured, and the file was searched for,
5556 issue a warning and retry with the next directory.
5557 (Add_symbols::run): If the file has an incompatible format, and
5558 it was searched for, requeue the Read_symbols task. On error,
5560 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5561 dirindex parameter to constructor. Change all callers. Declare
5562 incompatible_warning and requeue.
5563 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5564 input_argument_ and input_group_ fields. Add them to
5565 constructor. Change all callers.
5566 (class Read_script): Add dirindex_ field. Add it to constructor.
5568 * archive.cc (Archive::setup): Remove input_objects parameter.
5570 (Archive::get_file_and_offset): Likewise.
5571 (Archive::read_all_symbols): Likewise.
5572 (Archive::read_symbols): Likewise.
5573 (Archive::get_elf_object_for_member): Remove input_objects
5574 parameter. Add punconfigured parameter. Change all callers.
5575 (Archive::add_symbols): Change return type to bool. Check return
5576 value of include_member.
5577 (Archive::include_all_members): Likewise.
5578 (Archive::include_member): Change return type to bool. Return
5579 false if first included object has incompatible target. Set
5580 included_member_ field.
5581 (Add_archive_symbols::run): If add_symbols returns false, requeue
5583 * archive.h (class Archive): Add included_member_ field.
5584 Initialize it in constructor. Add input_file and searched_for
5585 methods. Update declarations.
5586 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5587 input_argument_ fields. Add them to constructor. Change all
5589 * script.cc: Include "target-select.h".
5590 (class Parser_closure): Add skip_on_incompatible_target_ and
5591 found_incompatible_target_ fields. Add
5592 skip_on_incompatible_target parameter to constructor. Change all
5593 callers. Add methods skip_on_incompatible_target,
5594 clear_skip_on_incompatible_target, found_incompatible_target, and
5595 set_found_incompatible_target.
5596 (read_input_script): Add dirindex parameter. Change all callers.
5597 If parser finds an incompatible target, requeue Read_symbols
5599 (script_set_symbol): Clear skip_on_incompatible_target in
5601 (script_add_assertion, script_parse_option): Likewise.
5602 (script_start_sections, script_add_phdr): Likewise.
5603 (script_check_output_format): New function.
5604 * script.h (read_input_script): Update declaration.
5605 * script-c.h (script_check_output_format): Declare.
5606 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5607 (ignore_cmd): Remove OUTPUT_FORMAT.
5608 * fileread.cc (Input_file::Input_file): Add explicit this.
5609 (Input_file::will_search_for): New function.
5610 (Input_file::open): Add pindex parameter. Change all callers.
5611 * fileread.h (class Input_file): Add input_file_argument method.
5612 Declare will_search_for. Update declarations.
5613 * object.cc (make_elf_object): Add punconfigured parameter.
5615 * object.h (class Object): Make input_file public. Add
5616 searched_for method.
5617 (make_elf_object): Update declaration.
5618 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5620 * dirsearch.h (class Dirsearch): Update declaration.
5621 * options.h (class General_options): Add --warn-search-mismatch.
5622 * parameters.cc (Parameters::is_compatible_target): New function.
5623 * parameters.h (class Parameters): Declare is_compatible_target.
5624 * workqueue.cc (Workqueue::add_blocker): New function.
5625 * workqueue.h (class Workqueue): Declare add_blocker.
5627 * fileread.cc (Input_file::open): Remove options parameter.
5629 (Input_file::open_binary): Likewise.
5630 * script.cc (read_input_script): Likewise.
5631 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5632 options parameter from constructor. Change all callers.
5633 (class Read_script): Likewise.
5634 * fileread.h (class Input_file): Update declarations.
5635 * script.h (read_input_script): Update declaration.
5637 2009-03-10 Nick Clifton <nickc@redhat.com>
5639 * po/es.po: New Spanish translation.
5641 2009-03-06 Cary Coutant <ccoutant@google.com>
5643 * options.cc (parse_short_option): Keep dash_z from registering itself.
5645 2009-03-03 Ian Lance Taylor <iant@google.com>
5648 * target-reloc.h (relocate_section): Pass output_section to
5650 * i386.cc (Target_i386::should_apply_static_reloc): Add
5651 output_section parameter. Change all callers.
5652 (Target_i386::Relocate::relocate): Add output_section parameter.
5653 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5654 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5655 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5656 * testsuite/two_file_shared.sh: New script.
5657 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5658 (check_DATA): Add two_file_shared.dbg.
5659 (two_file_shared.dbg): New target.
5660 * testsuite/Makefile.in: Rebuild.
5662 2009-03-01 Ian Lance Taylor <iant@google.com>
5664 * configure.ac: Check for byteswap.h.
5665 * configure: Rebuild.
5666 * config.in: Rebuild.
5668 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5670 * layout.cc (Layout::find_or_add_kept_section): New function.
5671 (Layout::add_comdat): Removed.
5672 * layout.h (struct Kept_section): Move out of class Layout.
5673 Remove trailing underscores from field names. Add group_sections
5674 field. Rename group_ field to is_group. Change all uses.
5675 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5676 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5677 comdat_groups_ field.
5678 (Sized_relobj::include_section_group): Use
5679 find_or_add_kept_section and Kept_section::group_sections.
5680 (Sized_relobj::include_linkonce_section): Likewise.
5681 * object.cc (class Sized_relobj): Don't define Comdat_group or
5682 Comdat_group_table. Remove find_comdat_group and
5683 add_comdat_group. Remove comdat_groups_ field.
5684 * plugin.cc (include_comdat_group): Use
5685 Layout::find_or_add_kept_section.
5687 2009-02-28 Ian Lance Taylor <iant@google.com>
5689 * README: --gc-sections and map files are now supported. Document
5690 some build requirements.
5693 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5694 relocatable link set the value of the section symbol to zero.
5695 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5696 relocatable link don't include the section address in the local
5699 2009-02-27 Ian Lance Taylor <iant@google.com>
5702 * options.h (class Search_directory): Add is_system_directory.
5703 (class General_options): Declare is_in_system_directory.
5704 * options.cc (get_relative_sysroot): Make static.
5705 (get_default_sysroot): Make static.
5706 (General_optoins::is_in_system_directory): New function.
5707 * fileread.cc (Input_file::is_in_system_directory): New function.
5708 * fileread.h (class Input_file): Declare is_in_system_directory.
5709 * object.h (class Object): Add is_in_system_directory.
5710 (class Input_objects): Remove system_library_directory_ field.
5711 * object.cc (Input_objects::add_object): Don't set
5712 system_library_directory_.
5713 (input_objects::found_in_system_library_directory): Remove.
5714 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5715 parameter. Change all callers.
5716 (Symbol_table::sized_write_globals): Likewise.
5717 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5718 Call Object::is_in_system_directory.
5719 * symtab.h (class Symbol_table): Update declarations.
5722 * descriptors.h (Open_descriptor): Add is_on_stack field.
5723 * descriptors.cc (Descriptors::open): If the descriptor is on the
5724 top of the stack, remove it. Initialize is_on_stack field.
5725 (Descriptors::release): Only add pod to stack if it is not on the
5727 (Descriptors::close_some_descriptor): Clear stack_next and
5731 * output.cc (Output_section::find_starting_output_address): Rename
5732 from starting_output_address; add PADDR parameter; change return
5734 * output.h (class Output_section): Declare
5735 find_starting_output_address instead of starting_output_address.
5736 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5737 section symbol for which we can't find a merge section.
5740 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5741 hidden or internal, force the symbol to be local.
5742 * resolve.cc (Symbol::override_visibility): Define.
5743 (Symbol::override_base): Use override_visibility.
5744 (Symbol_table::resolve): Likewise.
5745 (Symbol::override_base_with_special): Likewise.
5746 (Symbol_table::override_with_special): If the visibility is hidden
5747 or internal, force the symbol to be local.
5748 * symtab.h (class Symbol): Add set_visibility and
5749 override_visibility.
5750 * testsuite/ver_test_1.sh: New file.
5751 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5752 (check_DATA): Add ver_test_1.syms.
5753 (ver_test_1.syms): New target.
5754 * testsuite/Makefile.in: Rebuild.
5756 2009-02-25 Cary Coutant <ccoutant@google.com>
5758 * layout.cc (Layout::choose_output_section): Don't rename sections
5759 when using a linker script that has a SECTIONS clause.
5760 * Makefile.in: Regenerate.
5762 * testsuite/Makefile.am (script_test_5.sh): New test case.
5763 * testsuite/Makefile.in: Regenerate.
5764 * testsuite/script_test_5.cc: New file.
5765 * testsuite/script_test_5.sh: New file.
5766 * testsuite/script_test_5.t: New file.
5768 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5770 * archive.cc (Archive::include_member): Update calls to add_symbols.
5771 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5772 the Layout argument.
5773 * dynobj.h (do_add_symbols): Add the Layout argument.
5774 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5776 * object.h (Object::add_symbols): Add the Layout argument.
5777 (Object::do_add_symbols): Add the Layout argument.
5778 (Sized_relobj::do_add_symbols): Add the Layout argument.
5779 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5780 Unify the two versions.
5781 (Add_plugin_symbols): Remove.
5782 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5783 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5784 (Add_plugin_symbols): Remove.
5785 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5786 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5787 (Add_symbols::run): Make it work with Pulginobj.
5789 2009-02-06 Ian Lance Taylor <iant@google.com>
5791 * object.cc (Sized_relobj::do_layout): Make info message start
5792 with lower case letter.
5794 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5796 * binary.cc: Fix file comment.
5798 * options.h (enum Incremental_disposition): Define.
5799 (class General_options): Add new options: --incremental,
5800 --incremental_changed, --incremental_unchanged,
5801 --incremental_unknown. Add incremental_disposition_ and
5802 implicit_incremental_ fields.
5803 (General_options::incremental_disposition): New function.
5804 (class Position_dependent_options): Add incremental_disposition
5806 (Position_dependent_options::copy_from_options): Set incremental
5808 * options.cc (General_options::parse_incremental_changed): New
5810 (General_options::parse_incremental_unchanged): New function.
5811 (General_options::parse_incremental_unknown): New function.
5812 (General_options::General_options): Initialize new fields
5813 incremental_disposition_ and implicit_incremental_.
5814 (General_options::finalize): Check for uasge of --incremental-*
5815 without --incremental.
5817 2009-02-06 Chris Demetriou <cgd@google.com>
5819 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5820 pointer and to report location as the file name associated with
5822 (gold_undefined_symbol_at_location): New function to replace the
5823 old gold_undefined_symbol functionality.
5824 * target-reloc.h (relocate_section): Update to use
5825 gold_undefined_symbol_at_location.
5826 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5827 Call gold_undefined_symbol function rather than gold_error.
5828 * errors.h (Errors::undefined_symbol): Take location as a
5829 string, rather than calculating it from a relocation.
5830 * errors.cc (Errors::fatal): Print "fatal error:" before the
5832 (Errors::error, Errors::error_at_location): Print "error: "
5833 before the formatted message.
5834 (Errors::undefined_symbol): Take location as a string, rather
5835 than calculating it from a relocation.
5836 (gold_undefined_symbol_at_location): New function akin to
5837 old gold_undefined_symbol, calculates location from relocation.
5838 (gold_undefined_symbol): Change to take only a Symbol pointer
5839 and to report location as the file name associated with the symbol.
5840 * testsuite/debug_msg.sh: Update for changed error messages.
5841 * testsuite/undef_symbol.sh: Likewise.
5843 2009-02-04 Duncan Sands <baldrick@free.fr>
5846 * reduced_debug_output.h
5847 (Output_reduced_debug_abbrev_section::failed): Use format for
5849 (Output_reduced_debug_info_section::faild): Likewise.
5851 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5853 * script.cc (Lazy_demangler): New class.
5854 (Version_script_info::get_symbol_version_helper): Demangle a
5857 2009-01-29 Cary Coutant <ccoutant@google.com>
5859 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5861 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5863 2009-01-28 Ian Lance Taylor <iant@google.com>
5865 * version.cc (version_string): Bump to 1.9.
5867 * gold.h: Include <cstring> and <stdint.h>.
5868 * version.cc: Include <cstdio>.
5869 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5871 * reduced_debug_output.cc (insert_into_vector): Rename from
5872 Insert_into_vector; change all callers. Use Swap_unaligned to
5873 avoid aliasing issue; remove union since it is unnecessary.
5875 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5877 * Makefile.am (CCFILES): Add gc.cc.
5879 * Makefile.in: Regenerate.
5880 * gold.cc (Gc_runner): New class.
5881 (queue_initial_tasks): Call garbage collection related tasks
5882 when corresponding options are invoked.
5883 (queue_middle_gc_tasks): New function.
5884 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5885 processed early before laying out sections during garbage collection.
5886 * gold.h (queue_middle_gc_tasks): New function.
5887 (is_prefix_of): Move from "layout.cc".
5888 * i386.cc (Target_i386::gc_process_relocs): New function.
5889 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5890 * main.cc (main): Create object of class "Garbage_collection".
5891 * object.cc (Relobj::copy_symbols_data): New function.
5892 (Relobj::is_section_name_included): New function.
5893 (Sized_relobj::do_layout): Allow this function to be called twice
5894 during garbage collection and defer layout of section during the
5896 * object.h (Relobj::get_symbols_data): New function.
5897 (Relobj::is_section_name_included): New function.
5898 (Relobj::copy_symbols_data): New function.
5899 (Relobj::set_symbols_data): New function.
5900 (Relobj::get_relocs_data): New function.
5901 (Relobj::set_relocs_data): New function.
5902 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5903 (Relobj::gc_process_relocs): New function.
5904 (Relobj::do_gc_process_relocs): New pure virtual function.
5905 (Relobj::sd_): New data member.
5906 (Sized_relobj::is_output_section_offset_invalid): New function.
5907 (Sized_relobj::do_gc_process_relocs): New function.
5908 * options.h (General_options::gc_sections): Modify to not be a no-op.
5909 (General_options::print_gc_sections): New option.
5910 * plugin.cc (Plugin_finish::run): Remove function call to
5911 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5912 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5913 * reloc.cc (Read_relocs::run): Add task to process relocs and
5914 determine unreferenced sections when doing garbage collection.
5915 (Gc_process_relocs): New class.
5916 (Sized_relobj::do_gc_process_relocs): New function.
5917 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5918 sections that are garbage collected.
5919 * reloc.h (Gc_process_relocs): New class.
5920 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5921 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5922 symbols whose corresponding sections are garbage collected.
5923 (Symbol_table::Symbol_table): Add new parameter for the garbage
5925 (Symbol_table::gc_mark_undef_symbols): New function.
5926 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5927 (Symbol_table::gc_mark_dyn_syms): New function.
5928 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5930 (Symbol_table::add_from_object): Likewise.
5931 (Symbol_table::add_from_relobj): When building shared objects, do not
5932 treat externally visible symbols as garbage.
5933 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5934 table information for static and relocatable links.
5935 * symtab.h (Symbol_table::set_gc): New function.
5936 (Symbol_table::gc): New function.
5937 (Symbol_table::gc_mark_undef_symbols): New function.
5938 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5939 (Symbol_table::gc_mark_dyn_syms): New function.
5940 (Symbol_table::gc_): New data member.
5941 * target.h (Sized_target::gc_process_relocs): New pure virtual
5943 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5944 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5946 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5948 * options.h (General_options::gc_sections): Define as a no-op for now.
5949 (General_options::no_keep_memory): Ditto.
5950 (General_options::Bshareable): Define.
5951 * options.cc (General_options::finalize): Honor -Bshareable.
5953 2009-01-20 Andreas Schwab <schwab@suse.de>
5955 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5956 read the value in the contents, since we don't use it. Use the
5957 template endianness when writing.
5958 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5960 2009-01-19 Andreas Schwab <schwab@suse.de>
5962 * configure.tgt (powerpc64-*): Fix targ_obj.
5964 2009-01-15 Ian Lance Taylor <iant@google.com>
5966 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5967 local symbols when stripping all symbols.
5969 2009-01-14 Cary Coutant <ccoutant@google.com>
5971 * output.cc (Output_reloc): Add explicit instantiations.
5973 2009-01-14 Cary Coutant <ccoutant@google.com>
5975 * archive.cc (Archive::get_elf_object_for_member): Remove call
5976 to File_read::claim_for_plugin.
5977 * descriptors.cc (Descriptors::open): Remove reference to
5979 (Descriptors::claim_for_plugin): Remove.
5980 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5981 (Descriptors::is_claimed): Remove.
5982 (claim_descriptor_for_plugin): Remove.
5983 * fileread.cc (File_read::claim_for_plugin): Remove.
5984 * fileread.h (File_read::claim_for_plugin): Remove.
5985 (File_read::descriptor): Reopen descriptor if necessary.
5986 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5987 (Plugin_manager::all_symbols_read): Add task parameter. Change
5989 (Plugin_manager::get_input_file): New function.
5990 (Plugin_manager::release_input_file): New function.
5991 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5992 corresponding data member.
5993 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5994 and pass to base constructor. Change all callers.
5995 (get_input_file, release_input_file): New functions.
5996 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5997 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5998 (Plugin_manager::all_symbols_read): Add task parameter.
5999 (Plugin_manager::get_input_file): New function.
6000 (Plugin_manager::release_input_file): New function.
6001 (Plugin_manager::task_): New data member.
6002 (Pluginobj::Pluginobj): Add filesize parameter.
6003 (Pluginobj::filename): New function.
6004 (Pluginobj::descriptor): New function.
6005 (Pluginobj::filesize): New function.
6006 (Pluginobj::filesize_): New data member.
6007 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6008 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6009 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6011 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6012 with archive libraries.
6013 * testsuite/Makefile.in: Regenerate.
6014 * testsuite/plugin_test.c (struct sym_info): New type.
6015 (get_input_file, release_input_file): New static variables.
6016 (onload): Capture new transfer vector entries.
6017 (claim_file_hook): Stop reading at end of file according to filesize.
6018 Factor out parsing of readelf output into separate function.
6019 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6020 APIs and get the source file name from the symbol table. Convert
6021 source file name to corresponding object file name. Print info
6022 message when adding new input files.
6023 (parse_readelf_line): New function.
6024 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6025 * testsuite/plugin_test_2.sh: Likewise.
6026 * testsuite/plugin_test_3.sh: Likewise.
6027 * testsuite/plugin_test_4.sh: New test case.
6029 2009-01-07 Ian Lance Taylor <iant@google.com>
6031 * version.cc (version_string): Bump to 1.8.
6033 2008-12-23 Cary Coutant <ccoutant@google.com>
6035 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6036 * plugin.cc (Plugin_manager::finish): Rename as
6037 layout_deferred_objects. Move cleanup to separate function.
6038 (Plugin_manager::cleanup): New function.
6039 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6041 * plugin.h (Plugin_manager::finish): Rename as
6042 layout_deferred_objects.
6043 (Plugin_manager::cleanup): New function.
6044 (Plugin_manager::cleanup_done): New field.
6046 2008-12-23 Cary Coutant <ccoutant@google.com>
6048 * plugin.cc (is_visible_from_outside): New function.
6049 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6050 so we don't return "IR only" status for exported symbols or -r links.
6052 * testsuite/Makefile.am (plugin_test_3): New test case.
6053 * testsuite/Makefile.in: Regenerate.
6054 * testsuite/plugin_test_3.sh: New file.
6056 2008-12-22 Cary Coutant <ccoutant@google.com>
6058 * object.cc (Sized_relobj::layout_section): New function.
6059 (Sized_relobj::do_layout): Defer layout of input sections until after
6060 plugin has provided replacement files.
6061 (Sized_relobj::do_layout_deferred_sections): New function.
6062 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6063 (Relobj::layout_deferred_sections): New function.
6064 (Relobj::do_layout_deferred_sections): New function.
6065 (Sized_relobj::do_layout_deferred_sections): New function.
6066 (Sized_relobj::layout_section): New function.
6067 (Sized_relobj::Deferred_layout): New structure.
6068 (Sized_relobj::deferred_layout_): New field.
6069 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6070 Change all callers. Layout deferred sections.
6071 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6073 (Plugin_hook::run): Move code from do_plugin_hook inline.
6074 (Plugin_hook::do_plugin_hook): Remove.
6075 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6076 (Plugin_manager::finish): Renamed, was cleanup.
6077 (Plugin_manager::should_defer_layout): New function.
6078 (Plugin_manager::add_deferred_layout_object): New function.
6079 (Plugin_manager::Deferred_layout_list): New type.
6080 (Plugin_manager::deferred_layout_objects_): New field.
6081 (Plugin_hook::do_plugin_hook): Remove.
6083 2008-12-17 Ian Lance Taylor <iant@google.com>
6085 * options.h (class General_options): Add --no case for
6088 2008-12-16 Cary Coutant <ccoutant@google.com>
6090 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6092 (Plugin_manager::claim_file): Create plugin object even if
6093 plugin did not call the add_symbols callback.
6094 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6095 asking for more symbols than were added.
6096 * testsuite/Makefile.am (plugin_test_1): Add test case with
6098 (empty.syms): New target.
6099 * testsuite/Makefile.in: Regenerate.
6100 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6101 message. Don't call add_symbols if no globals.
6102 (all_symbols_read_hook): Don't provide replacement for empty
6105 2008-12-12 Ian Lance Taylor <iant@google.com>
6107 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6108 r_type == 0 for a local symbol with r_sym == 0.
6109 (scan_relocatable_relocs): Pass r_sym to
6110 local_non_section_strategy.
6111 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6114 * configure.ac: Update test for TLS descriptors: they are
6115 supported as of glibc 2.9.
6116 * configure: Rebuild.
6118 2008-12-11 Ian Lance Taylor <iant@google.com>
6121 * target-reloc.h (Default_scan_relocatable_relocs): For each
6122 function, map r_type == 0 to RELOC_DISCARD.
6124 2008-12-10 Cary Coutant <ccoutant@google.com>
6126 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6127 object to override a kept COMDAT group from a plugin object.
6129 2008-12-09 Ian Lance Taylor <iant@google.com>
6132 * yyscript.y (file_cmd): Handle INPUT.
6134 * testsuite/initpri1.c: Change all declarations to be full
6135 prototypes by adding void, to avoid compiler warnings.
6137 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6139 * options.cc (General_options::parse_plugin_opt): New.
6140 (General_options::add_plugin): The argument now is just the filename.
6141 (General_options::add_plugin_option): New.
6142 * options.h (plugin_opt): New.
6143 (add_plugin): Change argument name.
6144 (add_plugin_option): New.
6145 * plugin.cc (Plugin::load): Don't parse the plugin option.
6146 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6147 (Plugin::add_option): New.
6148 (Plugin::args_): Change type.
6149 (Plugin::filename_): New.
6150 (Plugin_manager::add_plugin_option): New.
6151 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6152 * testsuite/Makefile.in: Regenerate.
6154 2008-12-05 Cary Coutant <ccoutant@google.com>
6156 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6157 Handle --strip-lto-sections option.
6158 * options.h (strip_lto_sections): New option.
6160 2008-12-01 Cary Coutant <ccoutant@google.com>
6162 * plugin.cc (ld_plugin_message): Change format parameter to const.
6163 Fix mismatch between new[] and delete.
6165 2008-11-14 Cary Coutant <ccoutant@google.com>
6167 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6170 2008-11-05 Craig Silverstein <csilvers@google.com>
6172 * options.cc (General_options::parse_dynamic_list): New function.
6173 * options.h (General_options): New flags dynamic_list,
6174 dynamic_list_data, dynamic_list_cpp_new, and
6175 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6176 (General_options::in_dynamic_list): New function.
6177 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6178 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6179 (Lex::can_continue_name): Likewise.
6181 (read_script_file): New parameter script_options.
6182 (read_dynamic_list): New function.
6183 (Script_options::define_dynamic_list): New function.
6184 (dynamic_list_keyword_parsecodes): New variable.
6185 (dynamic_list_keywords): New variable.
6186 * script.h (Script_options::define_dynamic_list): New function
6188 (read_dynamic_list): New function prototype.
6189 * symtab.cc (strprefix): New macro.
6190 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6191 dynamic_list_data, dynamic_list_cpp_new, and
6192 dynamic_list_cpp_typeinfo.
6193 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6194 (dynamic_list_expr): New rule.
6195 (dynamic_list_nodes): Likewise.
6196 (dynamic_list_node): Likewise.
6197 * testsuite/Makefile.am (dynamic_list): New test.
6198 * testsuite/Makefile.in: Regenerated.
6199 * testsuite/dynamic_list.t: New file.
6200 * testsuite/dynamic_list.sh: New file.
6202 2008-11-05 Craig Silverstein <csilvers@google.com>
6204 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6205 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6206 (t11_last): Likewise.
6207 * testsuite/ver_test_6.c (main): Likewise.
6209 2008-10-07 Cary Coutant <ccoutant@google.com>
6211 * options.c (General_options::finalize): Add check for -static and
6213 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6216 2008-10-02 Cary Coutant <ccoutant@google.com>
6218 * plugin.cc (make_sized_plugin_object): Fix conditional
6219 compilation to work when not all targets are enabled.
6221 2008-09-29 Cary Coutant <ccoutant@google.com>
6223 * archive.cc (Archive::get_file_and_offset): Use filename instead
6224 of name to get library path.
6225 (Archive::include_member): Unlock external member of a thin archive.
6227 * testsuite/Makefile.am (TEST_AR): New variable.
6228 (thin_archive_test_1): New test.
6229 (thin_archive_test_2): New test.
6230 * testsuite/Makefile.in: Regenerate.
6231 * testsuite/thin_archive_main.cc: New file.
6232 * testsuite/thin_archive_test_1.cc: New file.
6233 * testsuite/thin_archive_test_2.cc: New file.
6234 * testsuite/thin_archive_test_3.cc: New file.
6235 * testsuite/thin_archive_test_4.cc: New file.
6237 2008-09-29 Cary Coutant <ccoutant@google.com>
6239 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6240 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6242 (Sized_relobj::do_finalize_local_symbols): Likewise.
6243 (Sized_relobj::map_to_kept_section): Likewise.
6244 * object.h (Sized_relobj::invalid_address): New constant.
6245 (Sized_relobj::do_output_section_offset): Check for invalid_address
6247 * output.cc (Output_reloc::local_section_offset): Use constant
6248 invalid_address instead of -1U.
6249 (Output_reloc::get_address): Likewise.
6250 (Output_section::output_address): Change -1U to -1ULL.
6251 * output.h (Output_reloc::invalid_address): New constant.
6252 * reloc.cc (Sized_relobj::write_sections): Use constant
6253 invalid_address instead of -1U.
6254 (Sized_relobj::relocate_sections): Likewise.
6255 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6256 values for merge sections.
6257 * target-reloc.h (relocate_for_relocatable): Use constant
6258 invalid_address instead of -1U.
6260 2008-09-19 Cary Coutant <ccoutant@google.com>
6262 Add plugin functionality for link-time optimization (LTO).
6263 * configure.ac (plugins): Add --enable-plugins option.
6264 * configure: Regenerate.
6265 * config.in: Regenerate.
6266 * Makefile.am (LIBDL): New variable.
6267 (CCFILES): Add plugin.cc.
6268 (HFILES): Add plugin.h.
6269 (ldadd_var): Add LIBDL.
6270 * Makefile.in: Regenerate.
6272 * archive.cc: Include "plugin.h".
6273 (Archive::setup): Don't preread archive symbols when using a plugin.
6274 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6275 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6277 (Archive::include_member): Add symbols from plugin objects.
6278 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6279 * descriptors.cc (Descriptors::open): Check for file descriptors
6280 abandoned by plugins.
6281 (Descriptors::claim_for_plugin): New function.
6282 * descriptors.h (Descriptors::claim_for_plugin): New function.
6283 (Open_descriptor::is_claimed): New field.
6284 (claim_descriptor_for_plugin): New function.
6285 * fileread.cc (File_read::claim_for_plugin): New function.
6286 * fileread.h (File_read::claim_for_plugin): New function.
6287 (File_read::descriptor): New function.
6288 * gold.cc: Include "plugin.h".
6289 (queue_initial_tasks): Add task to call plugin hooks for generating
6291 * main.cc: Include "plugin.h".
6292 (main): Load plugin libraries.
6293 * object.h (Pluginobj): Declare.
6294 (Object::pluginobj): New function.
6295 (Object::do_pluginobj): New function.
6296 (Object::set_target): New function.
6297 * options.cc: Include "plugin.h".
6298 (General_options::parse_plugin): New function.
6299 (General_options::General_options): Initialize plugins_ field.
6300 (General_options::add_plugin): New function.
6301 * options.h (Plugin_manager): Declare.
6302 (General_options): Add --plugin option.
6303 (General_options::has_plugins): New function.
6304 (General_options::plugins): New function.
6305 (General_options::add_plugin): New function.
6306 (General_options::plugins_): New field.
6307 * plugin.cc: New file.
6308 * plugin.h: New file.
6309 * readsyms.cc: Include "plugin.h".
6310 (Read_symbols::do_read_symbols): Check for archive before checking
6311 for ELF file. Call plugin hooks to claim files.
6312 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6313 from a real object file; force override when processing replacement
6315 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6316 (Symbol::init_base_object): Likewise.
6317 (Symbol::init_base_output_data): Likewise.
6318 (Symbol::init_base_output_segment): Likewise.
6319 (Symbol::init_base_constant): Likewise.
6320 (Symbol::init_base_undefined): Likewise.
6321 (Symbol::output_section): Assert that object is not a plugin.
6322 (Symbol_table::add_from_pluginobj): New function.
6323 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6325 (Symbol_table::sized_write_globals): Likewise.
6326 (Symbol_table::add_from_pluginobj): Instantiate template.
6327 * symtab.h (Sized_pluginobj): Declare.
6328 (Symbol::in_real_elf): New function.
6329 (Symbol::set_in_real_elf): New function.
6330 (Symbol::in_real_elf_): New field.
6331 (Symbol_table::add_from_pluginobj): New function.
6333 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6334 (LIBDL): New variable.
6336 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6337 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6338 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6339 (MOSTLYCLEANFILES): Likewise.
6340 * testsuite/Makefile.in: Regenerate.
6341 * testsuite/plugin_test.c: New file.
6342 * testsuite/plugin_test_1.sh: New file.
6343 * testsuite/plugin_test_2.sh: New file.
6345 2008-09-16 Ian Lance Taylor <iant@google.com>
6347 * target-reloc.h (relocate_section): Check whether a symbol is
6348 defined by the ABI before reporting an undefined symbol error.
6349 * target.h (Target::is_defined_by_abi): Make parameter const.
6350 (Target::do_is_defined_by_abi): Likewise.
6351 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6352 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6353 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6354 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6355 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6356 * testsuite/Makefile.in: Rebuild.
6358 * fileread.cc (make_view): Add casts to avoid warning.
6360 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6362 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6363 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6365 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6367 * options.h (General_options::output_is_executable): New.
6368 (General_options::output_is_pie): New.
6369 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6370 for shared libraries.
6371 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6373 2008-09-11 Chris Demetriou <cgd@google.com>
6375 * options.h (origin): New -z option.
6376 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6377 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6380 2008-09-05 Cary Coutant <ccoutant@google.com>
6382 * fileread.cc (File_read::make_view): Add check for attempt to map
6385 2008-09-05 Cary Coutant <ccoutant@google.com>
6387 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6388 explicit instantiations.
6390 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6393 * options.cc (General_options::finalize): Allow undefined symbols
6394 in shlibs if linking -shared.
6397 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6398 symbols as not needing a dynsym entry.
6400 2008-08-20 Craig Silverstein <csilvers@google.com>
6402 * fileread.cc (File_read::open): Do not lock the file unless it
6403 was successfully opened.
6405 2008-08-14 Cary Coutant <ccoutant@google.com>
6407 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6408 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6409 * testsuite/tls_test.cc (struct int128): 128-bit struct
6410 for testing TLS relocs with non-zero addend.
6411 (v12): New TLS variable.
6413 (t_last): Add check for v12.
6414 * testsuite/tls_test.h (t12): New function.
6415 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6417 2008-08-13 Ian Lance Taylor <iant@google.com>
6419 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6420 set tls_segment_ or relro_segment_.
6421 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6423 * output.h (Output_section::clear_is_relro): New function.
6424 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6425 sections specially even when output_data_ is empty.
6426 (Output_segment::maximum_alignment): When first section is relro,
6427 only force alignment for PT_LOAD segments.
6428 * script.cc (script_data_segment_align): New function.
6429 (script_data_segment_relro_end): New function.
6430 * script-c.h (script_data_segment_align): Declare.
6431 (script_data_segment_relro_end): Declare.
6432 * script-sections.h (class Script_sections): Declare
6433 data_segment_align and data_segment_relro_end. Add fields
6434 segment_align_index_ and saw_relro_end_.
6435 * script-sections.cc (class Sections_element): Add set_is_relro
6436 virtual function. Add new bool* parameter to place_orphan_here.
6437 Add get_output_section virtual function.
6438 (class Output_section_definition): Add set_is_relro. Add new
6439 bool* parameter to place_orphan_here. Add get_output_section.
6440 Add is_relro_ field.
6441 (Output_section_definition::Output_section_definition): Initialize
6442 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6443 and is_relro_ fields.
6444 (Output_section_definition::place_orphan_here): Add is_relro
6446 (Output_section_definition::set_section_addresses): Set relro for
6448 (Output_section_definition::alternate_constraint): Likewise.
6449 (class Orphan_output_section): Add new bool* parameter to
6450 place_orphan_here. Add get_output_section.
6451 (Orphan_output_section::place_orphan_here): Add is_relro
6453 (Script_sections::Script_sections): Initialize
6454 data_segment_align_index_ and saw_relro_end_.
6455 (Script_sections::data_segment_align): New function.
6456 (Script_sections::data_segment_relro_end): New function.
6457 (Script_sections::place_orphan): Set or clear is_relro.
6458 (Script_sections::set_section_addresses): Force alignment of first
6460 * yyscript.y (exp): Call script_data_segment_align and
6461 script_data_segment_relro_end.
6462 * testsuite/relro_script_test.t: New file.
6463 * testsuite/relro_test.cc (using_script): Declare.
6464 (t1, t2): Test using_script.
6465 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6466 (relro_script_test_SOURCES): Define.
6467 (relro_script_test_DEPENDENCIES): Define.
6468 (relro_script_test_LDFLAGS): Define.
6469 (relro_script_test_LDADD): Define.
6470 (relro_script_test.so): New target.
6471 * testsuite/Makefile.in: Rebuild.
6473 2008-08-06 Cary Coutant <ccoutant@google.com>
6475 * archive.cc (Archive::total_archives, Archive::total_members)
6476 (Archive::total_members_loaded): New variables.
6477 (Archive::setup): Add parameter. Add option to preread
6479 (Archive::read_armap): Add counter.
6480 (Archive::get_file_and_offset): New function.
6481 (Archive::get_elf_object_for_member): New function.
6482 (Archive::read_all_symbols): New function.
6483 (Archive::read_symbols): New function.
6484 (Archive::add_symbols): Add counters.
6485 (Archive::include_all_members): Use armap to find members if it's
6487 (Archive::include_member): Skip reading symbols if already read.
6488 Factored code into Archive::get_file_and_offset and
6489 Archive::get_elf_object_for_member. Changed call to
6490 Mapfile::report_include_archive_member.
6491 (Archive::print_stats): New function.
6492 * archive.h: Declare Object and Read_symbols_data classes.
6493 (Archive::Archive): Add initializers for new members.
6494 (Archive::setup): Add parameter.
6495 (Archive::print_stats): New function.
6496 (Archive::total_archives, Archive::total_members)
6497 (Archive::total_members_loaded): New variables.
6498 (Archive::get_file_and_offset): New function.
6499 (Archive::get_elf_object_for_member): New function.
6500 (Archive::read_all_symbols): New function.
6501 (Archive::read_symbols): New function.
6502 (Archive::Archive_member): New class.
6503 (Archive::members_): New member.
6504 (Archive::num_members_): New member.
6505 * main.cc: Include archive.h.
6506 (main): Call Archive::print_stats.
6507 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6508 archive parameter; member_name is now the fully-decorated name.
6509 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6510 * options.h: (General_options): Add --preread-archive-symbols option.
6511 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6514 2008-08-04 Ian Lance Taylor <iant@google.com>
6516 * symtab.h (Symbol::use_plt_offset): New function.
6517 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6518 * powerpc.cc (Relocate::relocate): Likewise.
6519 * sparc.cc (Relocate::relocate): Likewise.
6520 * x86_64.cc (Relocate::relocate): Likewise.
6521 * testsuite/weak_plt.sh: New test.
6522 * testsuite/weak_plt_main.cc: New test.
6523 * testsuite/weak_plt_shared.cc: New test.
6524 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6525 (check_PROGRAMS): Add weak_plt.
6526 (check_DATA): Add weak_plt_shared.so.
6527 (weak_plt_main_pic.o, weak_plt): New targets.
6528 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6529 * testsuite/Makefile.in: Rebuild.
6531 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6533 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6534 * testsuite/Makefile.in: Rebuild.
6536 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6538 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6539 * Makefile.in: Regenerate.
6540 * po/POTFILES.in: Regenerate.
6542 2008-07-29 Ian Lance Taylor <iant@google.com>
6544 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6545 symbols before other symbols.
6546 * testsuite/script_test_2.cc (test_addr): Declare.
6547 (test_addr_alias): Declare.
6548 (main): Check that test_addr and test_addr_alias have the right
6550 * testsuite/script_test_2.t: Define test_addr_alias and
6553 2008-07-24 Ian Lance Taylor <iant@google.com>
6556 * descriptors.cc: New file.
6557 * descriptors.h: New file.
6558 * gold-threads.h (class Hold_optional_lock): New class.
6559 * fileread.cc: Include "descriptors.h".
6560 (File_read::~File_read): Release descriptor rather than closing
6562 (File_read::open) [file]: Call open_descriptor rather than open.
6563 Set is_descriptor_opened_.
6564 (File_read::open) [memory]: Assert that descriptor is not open.
6565 (File_read::reopen_descriptor): New function.
6566 (File_read::release): Release descriptor.
6567 (File_read::do_read): Make non-const. Reopen descriptor.
6568 (File_read::read): Make non-const.
6569 (File_read::make_view): Reopen descriptor.
6570 (File_read::do_readv): Likewise.
6571 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6572 Update declarations.
6573 * layout.cc: Include "descriptors.h".
6574 (Layout::create_build_id): Use open_descriptor rather than open.
6575 * output.cc: Include "descriptors.h".
6576 (Output_file::open): Use open_descriptor rather than open.
6577 * archive.cc (Archive::const_iterator): Change Archive to be
6579 (Archive::begin, Archive::end): Make non-const.
6580 (Archive::count_members): Likewise.
6581 * archive.h (class Archive): Update declarations.
6582 * object.h (Object::read): Make non-const.
6583 * Makefile.am (CCFILES): Add descriptors.cc.
6584 (HFILES): Add descriptors.h.
6585 * Makefile.in: Rebuild.
6588 * gold.h: Always include <clocale>. Add Solaris workarounds
6589 following code in binutils/sysdep.h.
6592 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6593 this->eh_frame_hdr_ is NULL before using it.
6595 * dynobj.cc (Versions::Versions): Update comment.
6597 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6598 the base version name.
6600 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6601 array size plus one.
6602 (Stringpool_template::set_string_offsets): Subtract one from key
6603 before using it as an array index.
6604 (Stringpool_template::get_offset_with_length): Likewise.
6605 (Stringpool_template::write_to_buffer): Likewise.
6606 * stringpool.h (Stringpool_template::get_offset_from_key):
6609 2008-07-23 Ian Lance Taylor <iant@google.com>
6612 * object.h (Merged_symbol_value::value): Do our best to handle a
6616 * script.cc (Version_script_info::get_versions): Don't add empty
6617 version tag to return value.
6618 (Version_script_info::get_symbol_version_helper): Change return
6619 type to bool. Add pversion parameter. Change all callers.
6620 (script_register_vers_node): Don't require a non-NULL tag.
6621 * script.h (class Version_script_info): Update declarations.
6622 (Version_script_info::get_symbol_version): Change return type to
6623 bool. Add version parameter. Change all callers.
6624 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6625 handling. Handle an empty version from a version script.
6626 (Symbol_table::define_special_symbol): Likewise.
6627 * testsuite/ver_test_10.script: New file.
6628 * testsuite/ver_test_10.sh: New file.
6629 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6630 (check_DATA): Add ver_test_10.syms.
6631 (ver_test_10.syms, ver_test_10.so): New target.
6632 * testsuite/Makefile.in: Rebuild.
6634 2008-07-23 Simon Baldwin <simonb@google.com>
6636 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6637 to zero for undefined symbols from dynamic libraries.
6639 2008-07-23 Ian Lance Taylor <iant@google.com>
6641 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6643 * symtab.h (class Symbol_table): Update declaration.
6644 * testsuite/ver_test_9.cc: New file.
6645 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6646 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6647 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6648 (ver_test_9.so, ver_test_9.o): New targets.
6649 * testsuite/Makefile.in: Rebuild.
6651 2008-07-22 Ian Lance Taylor <iant@google.com>
6653 * options.h (class General_options): Define --check-sections.
6654 * layout.cc (Layout::set_segment_offsets): Handle
6657 * options.h (class General_options): Define -n/--nmagic and
6659 * options.cc (General_options::finalize): For -n/--nmagic or
6660 -N/--omagic, set -static.
6661 * layout.cc (Layout::attach_allocated_section_to_segment): If
6662 -N/--omagic, don't put read-only and read-write sections in
6664 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6665 finding a read-only segment.
6666 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6667 don't set the minimum segment alignment to the common page size,
6668 and don't set the file offset to the address modulo the page size.
6669 * script-sections.cc (Script_sections::create_segments): If
6670 -n/--omagic, don't put read-only and read-write sections in
6673 * cref.cc: New file.
6675 * options.h (class General_options): Add --print-symbol-counts.
6676 * main.cc (main): Issue defined symbol report if requested.
6677 * archive.cc (Archive::interpret_header): Make into a const member
6679 (Archive::add_symbols): Call Input_objects::archive_start and
6681 (Archive::const_iterator): Define new class.
6682 (Archive::begin, Archive::end): New functions.
6683 (Archive::include_all_members): Rewrite to use iterator.
6684 (Archive::count_members): New function.
6685 * archive.h (class Archive): Update declarations.
6686 (Archive::filename): New function.
6687 * object.cc: Include "cref.h".
6688 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6689 (Sized_relobj::do_get_global_symbol_counts): New function.
6690 (Input_objects::add_object): Add object to cross-referencer.
6691 (Input_objects::archive_start): New function.
6692 (Input_objects::archive_stop): New function.
6693 (Input_objects::print_symbol_counts): New function.
6694 * object.h: Declare Cref and Archive.
6695 (Object::get_global_symbol_counts): New function.
6696 (Object::do_get_global_symbol_counts): New pure virtual function.
6697 (class Sized_relobj): Add defined_count_ field. Update
6699 (class Input_objects): Add cref_ field. Update constructor.
6700 Update declarations.
6701 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6703 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6705 (Sized_dynobj::do_get_global_symbol_counts): New function.
6706 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6707 defined_count_. Update declarations. Define Symbols typedef.
6708 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6709 parameter. Change all callers.
6710 (Symbol_table::add_from_dynobj): Add sympointers and defined
6711 parameters. Change all callers.
6712 * symtab.h (class Symbol_table): Update declarations.
6713 * Makefile.am (CCFILES): Add cref.cc.
6714 (HFILES): Add cref.h.
6715 * Makefile.in: Rebuild.
6717 2008-07-22 Simon Baldwin <simonb@google.com>
6719 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6720 to zero when writing undefined symbols.
6722 2008-07-22 Ian Lance Taylor <iant@google.com>
6724 * output.cc (Output_section::add_input_section): Don't try to
6725 merge empty merge sections.
6727 2008-07-21 Craig Silverstein <csilvers@google.com>
6729 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6730 Include symbol version in error message.
6732 2008-07-20 Chris Demetriou <cgd@google.com>
6734 * configure.ac (gold_cv_c_random_seed): New configured variable.
6735 (RANDOM_SEED_CFLAGS): New substituted variable.
6736 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6737 * configure: Rebuild.
6738 * Makefile.in: Likewise.
6739 * testsuite/Makefile.in: Likewise.
6741 2008-07-18 Ian Lance Taylor <iant@google.com>
6743 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6744 where we see NAME/NULL and NAME/VERSION as separate symbols.
6745 * testsuite/ver_test_main.cc (main): Call t4.
6746 (t4, t4_2a): Define.
6747 * testsuite/ver_test_2.cc (t4_2): Define.
6748 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6749 * testsuite/ver_test_4.cc (t4_2a): Define.
6750 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6751 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6753 2008-07-17 Ian Lance Taylor <iant@google.com>
6755 * dynobj.cc (Versions::add_def): If we give an error about a
6756 missing version, go ahead and create the version anyhow.
6758 2008-07-10 Ian Lance Taylor <iant@google.com>
6760 Handle output sections with more than 0x7fffffff bytes.
6761 * object.h (class Relobj): Change map_to_output_ to
6762 output_sections_, and just keep a section pointer. Change all
6763 uses. Move comdat group support to Sized_relobj.
6764 (Relobj::is_section_specially_mapped): Remove.
6765 (Relobj::output_section): Remove poff parameter. Change all
6767 (Relobj::output_section_offset): New function.
6768 (Relobj::set_section_offset): Rewrite.
6769 (Relobj::map_to_output): Remove.
6770 (Relobj::output_sections): New function.
6771 (Relobj::do_output_section_offset): New pure virtual function.
6772 (Relobj::do_set_section_offset): Likewise.
6773 (class Sized_relobj): Add section_offsets_ field. Add comdat
6774 group support from Relobj. Update declarations.
6775 (Sized_relobj::get_output_section_offset): New function.
6776 (Sized_relobj::do_output_section_offset): New function.
6777 (Sized_relobj::do_set_section_offset): New function.
6778 * object.cc (Relobj::output_section_address): Remove.
6779 (Sized_relobj::Sized_relobj): Initialize new fields.
6780 (Sized_relobj::include_section_group): Cast find_kept_object to
6782 (Sized_relobj::include_linkonce_section): Likewise.
6783 (Sized_relobj::do_layout): Use separate arrays for output section
6785 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6787 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6788 output_sections and section_offsets.
6789 (Sized_relobj::write_local_symbols): Likewise.
6790 (map_to_kept_section): Compute output address directly.
6791 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6792 output_sections and section_offsets.
6793 (Sized_relobj::write_sections): Likewise.
6794 (Sized_relobj::relocate_sections): Likewise.
6795 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6796 * output.h (class Output_reloc): Update declarations. Change
6797 u2_.relobj to Sized_relobj*.
6798 (class Output_data_reloc): Change add functions to use
6800 * output.cc (Output_reloc::Output_reloc): Change relobj to
6802 (Output_reloc::local_section_offset): Change return type to
6803 Elf_Addr. Use get_output_section_offset.
6804 (Output_reloc::get_address): Likewise.
6805 (Output_section::is_input_address_mapped): Don't call
6806 is_section_specially_mapped.
6807 (Output_section::output_offset): Likewise.
6808 (Output_section::output_address): Likewise.
6809 (Output_section::starting_output_address): Likewise.
6810 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6811 parameter to Sized_relobj*.
6812 (Copy_relocs::need_copy_reloc): Likewise.
6813 (Copy_relocs::save): Likewise.
6814 * copy-relocs.h (class Copy_relocs): Update declarations.
6815 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6816 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6817 * target-reloc.h (relocate_for_relocatable): Change
6818 offset_in_output_section type to Elf_Addr. Change code that uses
6820 * layout.cc (Layout::layout): Always set *off.
6821 * mapfile.cc (Mapfile::print_input_section): Use
6822 output_section_offset.
6823 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6825 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6826 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6827 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6829 2008-07-03 Ian Lance Taylor <iant@google.com>
6831 * layout.cc (Layout::include_section): Do not discard unrecognized
6832 SHT_STRTAB sections.
6834 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6836 * script.cc (Lex::can_continue_name): Make '?' allowable in
6837 version-script names.
6838 * testsuite/version_script.map: Change glob pattern to use '?'
6840 2008-06-30 Manish Singh <yosh@gimp.org>
6843 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6846 2008-06-30 Ian Lance Taylor <iant@google.com>
6850 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6851 versions]: Don't try to read the value in the contents, since we
6852 don't use it. Use the template endianness when writing.
6854 2008-06-25 Cary Coutant <ccoutant@google.com>
6856 * fileread.cc (File_read::make_view): Assert on zero-length view.
6857 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6858 symbol table when there are no symbols to read.
6860 2008-06-23 Craig Silverstein <csilvers@google.com>
6862 * version.cc (version_string): Bump to 1.7
6864 2008-06-18 Craig Silverstein <csilvers@google.com>
6866 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6867 constant 0xFFFF to type Valtype.
6868 (Powerpc_relocate_functions::rel16_ha): Likewise.
6870 2008-06-17 Ian Lance Taylor <iant@google.com>
6872 * output.h (Output_section::Input_section): Initialize p2align_ to
6873 zero for Output_section_data constructors.
6874 (Output_section::Input_section::addralign): If not an input
6875 section, return the alignment of the Output_section_data.
6876 * testsuite/copy_test.cc: New file.
6877 * testsuite/copy_test_1.cc: New file.
6878 * testsuite/copy_test_2.cc: New file.
6879 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6880 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6881 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6882 (copy_test_1_pic.o, copy_test_1.so): New targets.
6883 (copy_test_2_pic.o, copy_test_2.so): New targets.
6884 * testsuite/Makefile.in: Rebuild.
6886 * script-sections.cc (Script_sections::place_orphan): Initialize
6887 local variable exact.
6889 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6891 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6893 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6894 David S. Miller <davem@davemloft.net>
6896 * powerpc.cc: New file.
6897 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6898 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6899 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6900 * Makefile.in: Rebuild.
6902 2008-06-09 Ian Lance Taylor <iant@google.com>
6904 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6906 (throwing, orig_terminate): New static variables.
6907 (terminate_handler): New static function.
6908 (t2): Set terminate handler.
6910 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6913 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6916 2008-05-30 Cary Coutant <ccoutant@google.com>
6918 * archive.cc (Archive::include_all_members) Correct to step
6919 over symbol table and extended name table in thin archives.
6921 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6924 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6927 2008-05-28 Caleb Howe <cshowe@google.com>
6929 * reduced_debug_output.cc: New file.
6930 * reduced_debug_output.h: New file.
6931 * options.h (class General_options): Add --strip-debug-non-line.
6932 * options.cc (General_options::finalize): Add strip_debug_non_line
6933 to the strip heirarchy.
6934 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6936 * layout.cc: Include "reduced_debug_output.h".
6937 (Layout::Layout): Initialize new fields.
6938 (line_only_debug_sections): New static array.
6939 (is_lines_only_debug_sections): New static inline function.
6940 (Layout::include_section): Handle --strip-debug-non-line.
6941 (Layout::make_output_section): If --strip-debug-non-line, build
6942 new output sections for .debug_abbrev and .debug_info.
6943 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6944 gold. Warn about possible overflow.
6945 (read_signed_LEB_128): Likewise.
6946 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6947 (read_signed_LEB_128): Declare.
6948 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6949 (HFILES): Add reduced_debug_output.h.
6950 * Makefile.in: Rebuild.
6952 2008-05-21 Ian Lance Taylor <iant@google.com>
6954 * mapfile.cc: New file.
6955 * mapfile.h: New file.
6956 * options.h (class General_options): Add -M/--print-map and -Map.
6957 * options.cc (General_options::finalize): Make -M equivalent to
6959 * main.cc: Include <cstdio> and "mapfile.h".
6960 (main): Open mapfile if requested.
6961 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6962 constructor. Change caller.
6963 (queue_initial_tasks): Add mapfile parameter. Change caller.
6964 (queue_middle_tasks): Likewise.
6965 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6967 * archive.cc: Include "mapfile.h".
6968 (Archive::add_symbols): Add mapfile parameter. Change all
6969 callers. Pass mapfile, symbol, and reason to include_member.
6970 (Archive::include_all_members): Add mapfile parameter. Change all
6972 (Archive::include_member): Add mapfile, sym, and why parameters.
6973 Change all callers. Report inclusion to map file.
6974 * archive.h: Include "fileread.h".
6975 (class Archive): Update declarations.
6976 (Archive::file): New const method.
6977 (class Add_archive_symbols): Add mapfile_ field. Update
6978 constructor. Change all callers.
6979 * readsyms.h (class Read_symbols): Likewise.
6980 (class Finish_group): Likewise.
6981 (class Read_script): Likewise.
6982 * common.cc: Include "mapfile.h".
6983 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6985 (Symbol_table::do_allocate_commons): Likewise.
6986 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6987 symbol allocation to mapfile.
6988 * common.h (class Allocate_commons_task): Add mapfile_ field.
6989 Update constructor. Change all callers.
6990 * symtab.h (class Symbol_table): Update declarations.
6991 * layout.cc: Include "mapfile.h".
6992 (Layout_task_runner::run): Print information to mapfile.
6993 (Layout::create_gold_note): Change Output_data_fixed_space to
6994 Output_data_zero_fill.
6995 (Layout::create_build_id): Likewise.
6996 (Layout::print_to_mapfile): New function.
6997 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6998 constructor. Change caller.
6999 (class Layout): Declare print_to_mapfile.
7000 * output.cc (Output_section::Input_section::print_to_mapfile): New
7002 (Output_section::add_input_section): If producing a map, always
7003 add to input_sections_ list.
7004 (Output_section::do_print_to_mapfile): New function.
7005 (Output_segment::print_sections_to_mapfile): New function.
7006 (Output_segment::print_section_list_to_mapfile): New function.
7007 * output.h: Include "mapfile.h".
7008 (Output_data::print_to_mapfile): New function.
7009 (Output_data::do_print_to_mapfile): New virtual function.
7010 (Output_segment_headers::do_print_to_mapfile): New function.
7011 (Output_file_header::do_print_to_mapfile): New function.
7012 (Output_data_const::do_print_to_mapfile): New function.
7013 (class Output_data_const_buffer): Add map_name_ field. Update
7014 constructor. Change all callers. Add do_print_to_mapfile
7016 (class Output_data_fixed_space): Likewise.
7017 (class Output_data_space): Likewise.
7018 (class Output_data_zero_fill): New class.
7019 (Output_data_strtab::do_print_to_mapfile): New function.
7020 (Output_data_reloc_base::do_print_to_mapfile): New function.
7021 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7022 (Output_data_group::do_print_to_mapfile): New function.
7023 (Output_data_got::do_print_to_mapfile): New function.
7024 (Output_data_dynamic::do_print_to_mapfile): New function.
7025 (Output_symtab_xindex::do_print_to_mapfile): New function.
7026 (class Output_section): Declare do_print_to_mapflie. Declare
7027 print_to_mapfile in Input_section.
7028 (class Output_segment): Declare new functions.
7029 * object.h (Sized_relobj::symbol_count): New function.
7030 * script-sections.cc
7031 (Output_section_element_dot_assignment::set_section_addresses):
7032 Change Output_data_fixed_space to Output_data_zero_fill.
7033 (Output_data_expression::do_print_to_mapfile): New function.
7034 * script.cc (read_input_script): Add mapfile parameter. Change
7036 * script.h (read_input_script): Update declaration.
7037 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7038 (Eh_frame::do_print_to_mapfile): New function.
7039 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7040 (Output_merge_string::do_print_to_mapfile): New function.
7041 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7043 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7045 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7047 * Makefile.am (CCFILES): Add mapfile.cc.
7048 (HFILES): Add mapfile.h.
7049 * Makefile.in: Rebuild.
7051 2008-05-19 Ian Lance Taylor <iant@google.com>
7053 * options.h (class General_options): Add -z relro.
7054 * layout.cc (Layout::Layout): Initialize relro_segment_.
7055 (Layout::add_output_section_data): Return the output section.
7056 (Layout::make_output_section): Rcognize relro sections and mark
7058 (Layout::attach_allocated_section_to_segment): Put relro sections
7059 in a PT_GNU_RELRO segment.
7060 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7062 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7064 (Layout::linkonce_mapping): Map d.rel.ro.local to
7066 (Layout::output_section_name): Us .data.rel.ro.local for any
7067 section which begins with that.
7068 * layout.h (class Layout): Update add_output_section_data
7069 declaration. Add relro_segment_ field.
7070 * output.cc (Output_section::Output_section): Initialize is_relro_
7071 and is_relro_local_ fields.
7072 (Output_segment::add_output_section): Group relro sections.
7073 (Output_segment::is_first_section_relro): New function.
7074 (Output_segment::maximum_alignment): If there is a relro section,
7075 align the segment to the common page size.
7076 (Output_segment::set_section_addresses): Track whether we are
7077 looking at relro sections. If the last section is a relro
7078 section, align to the common page size.
7079 (Output_segment::set_section_list_addresses): Add in_relro
7080 parameter. Change all callers. Align to the page size when
7081 moving from relro to non-relro section.
7082 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7084 * output.h (class Output_section): Add is_relro_ and
7085 is_relro_local_ fields.
7086 (Output_section::is_relro): New function.
7087 (Output_section::set_is_relro): New function.
7088 (Output_section::is_relro_local): New function.
7089 (Output_section::set_is_relro_local): New function.
7090 (class Output_segment): Update declarations.
7091 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7092 * sparc.cc (Target_sparc::got_section): Likewise.
7093 * x86_64.cc (Target_x86_64::got_section): Likewise.
7094 * testsuite/relro_test_main.cc: New file.
7095 * testsuite/relro_test.cc: New file.
7096 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7097 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7098 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7099 (relro_test.so, relro_test_pic.o): New targets.
7100 * testsuite/Makefile.in: Rebuild.
7102 2008-05-16 Ian Lance Taylor <iant@google.com>
7104 * output.cc (Output_segment::add_output_section): Remove front
7106 * output.h (class Output_segment): Remove
7107 add_initial_output_section and overloaded add_output_section.
7108 Update declaration of remaining add_output_section.
7109 * layout.cc (Layout::create_interp): Call add_output_section
7110 rather than add_initial_output_section.
7111 (Layout::finish_dynamic_section): Likewise.
7113 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7114 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7115 know the dynamic type.
7116 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7117 field. Initialize it in constructor.
7118 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7119 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7120 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7123 * output.cc (Output_reloc::get_address): Change return type to
7125 * output.h (class Output_reloc): Update get_address declaration.
7126 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7127 for section addresses.
7129 2008-05-09 Ian Lance Taylor <iant@google.com>
7132 * gold.cc (gold_nomem): Use return value of write.
7134 2008-05-08 Ian Lance Taylor <iant@google.com>
7136 * symtab.c (Symbol::init_base_output_data): Add version
7137 parameter. Change all callers.
7138 (Symbol::init_base_output_segment): Likewise.
7139 (Symbol::init_base_constant): Likewise.
7140 (Symbol::init_base_undefined): Likewise.
7141 (Sized_symbol::init_output_data): Likewise.
7142 (Sized_symbol::init_output_segment): Likewise.
7143 (Sized_symbol::init_constant): Likewise.
7144 (Sized_symbol::init_undefined): Likewise.
7145 (Symbol_table::do_define_in_output_data): If the new symbol has a
7146 version, mark it as the default.
7147 (Symbol_table::do_define_in_output_segment): Likewise.
7148 (Symbol_table::do_define_as_constant): Likewise.
7149 * symtab.h (class Symbol): Update declarations.
7150 (class Sized_symbol): Likewise.
7151 * resolve.cc (Symbol::override_version): New function.
7152 (Symbol::override_base): Call override_version.
7153 (Symbol::override_base_with_special): Likewise.
7154 * testsuite/ver_script_8.script: New file.
7155 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7156 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7157 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7158 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7160 2008-05-06 Ian Lance Taylor <iant@google.com>
7163 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7165 (class General_options): Remove existing --undefined, and add
7166 --no-undefined instead. Add new --undefined as synonym for -u.
7167 * archive.cc (Archive::add_symbols): Check whether symbol was
7169 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7170 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7171 all uses. Add IS_UNDEFINED. Update declarations to split
7172 different versions of init_base. Declare init_base_undefined.
7173 (Symbol::is_defined): Handle IS_UNDEFINED.
7174 (Symbol::is_undefined): Likewise.
7175 (Symbol::is_weak_undefined): Call is_undefined.
7176 (Symbol::is_absolute): Handle IS_CONSTANT.
7177 (class Sized_symbol): Update declarations to split different
7178 versions of init. Declare init_undefined.
7179 (class Symbol_table): Declare new functions.
7180 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7182 (Symbol::init_base_output_data): Likewise.
7183 (Symbol::init_base_output_segment): Likewise.
7184 (Symbol::init_base_constant): Likewise.
7185 (Symbol::init_base_undefined): New function.
7186 (Sized_symbol::init_object): Rename from init. Change all
7188 (Sized_symbol::init_output_data): Likewise.
7189 (Sized_symbol::init_output_segment): Likewise.
7190 (Sized_symbol::init_constant): Likewise.
7191 (Sized_symbol::init_undefined): New function.
7192 (Symbol_table::add_undefined_symbols_from_command_line): New
7194 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7196 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7197 (Symbol::output_section): Likewise.
7198 (Symbol::set_output_section): Likewise.
7199 (Symbol_table::sized_finalize_symbol): Likewise.
7200 (Symbol_table::sized_write_globals): Likewise.
7201 * resolve.cc (Symbol_table::should_override): Likewise.
7202 (Symbol::override_base_with_special): Likewise.
7204 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7205 symbol, change it to have default visibility.
7206 * testsuite/protected_1.cc: New file.
7207 * testsuite/protected_2.cc: New file.
7208 * testsuite/protected_3.cc: New file.
7209 * testsuite/protected_main_1.cc: New file.
7210 * testsuite/protected_main_2.cc: New file.
7211 * testsuite/protected_main_3.cc: New file.
7212 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7213 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7214 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7215 (protected_1.so): New target.
7216 (protected_1_pic.o, protected_2_pic.o): New targets.
7217 (protected_3_pic.o): New target.
7218 (check_PROGRAMS): Add protected_2.
7219 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7220 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7221 * testsuite/Makefile.in: Rebuild.
7223 * options.h (DEFINE_var): Add set_user_set_##varname__.
7224 (DEFINE_bool_alias): New macro.
7225 (class General_options): Define -Bstatic using DEFINE_bool_alias
7226 rather than DEFINE_special. Add --undefined as an alias for -z
7228 * options.cc (General_options::parse_Bstatic): Remove.
7230 * options.h (class General_options): Add --fatal-warnings.
7231 * main.cc (main): Implement --fatal-warnings.
7232 * errors.h (Errors::warning_count): New function.
7234 * options.h (class General_options): Add -Bsymbolic-functions.
7235 * symtab.h (Symbol::is_preemptible): Check for
7236 -Bsymbolic-functions.
7238 2008-05-05 Ian Lance Taylor <iant@google.com>
7240 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7241 as noVARNAME rather than no-VARNAME.
7242 (class General_options): Add option -z combreloc.
7243 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7245 (Output_reloc::sort_before) [SHT_REL]: New function.
7246 (Output_reloc::sort_before) [SHT_RELA]: New function.
7247 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7248 Sort_relocs_comparison.
7249 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7250 parameter. Change all callers.
7251 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7252 sort_relocs parameter. Change all callers.
7253 * output.cc (Output_reloc::get_address): New function, broken out
7255 (Output_reloc::write_rel): Call it.
7256 (Output_reloc::compare): New function.
7257 (Output_data_reloc_base::do_write): Optionally sort relocs.
7259 * configure.ac: If targ_extra_obj is set, link it in.
7260 * configure.tgt: Initialize all variables.
7261 (x86_64*): Set targ_extra_obj and targ_extra_size.
7262 * configure: Rebuild.
7264 * object.cc (Sized_relobj::include_section_group): Adjust section
7265 indexes read from group data. Build vector to pass to
7267 * layout.cc (Layout::layout_group): Add flags and shndxes
7268 parameters. Remove contents parameter. Change caller. Update
7269 explicit instantiations.
7270 * layout.h (class Layout): Update layout_group declaration.
7271 * output.cc (Output_data_group::Output_data_group): Add flags and
7272 input_shndxes parameters. Remove contents parameter. Change
7274 (Output_data_group::do_write): Change input_sections_ to
7276 * output.h (class Output_data_group): Update constructor
7277 declaration. Rename input_sections_ to input_shndxes_.
7278 * testsuite/many_sections_test.cc: Add template.
7280 2008-04-30 Cary Coutant <ccoutant@google.com>
7282 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7284 * layout.cc (Layout::include_section): Refactored check for debug
7286 (Layout::add_comdat): Add new parameters. Change type
7287 of signature parameter. Add object and shndx to signatures table.
7288 (Layout::find_kept_object): New function.
7289 * layout.h: Include <cstring>.
7290 (Layout::is_debug_info_section): New function.
7291 (Layout::add_comdat): Add new parameters.
7292 (Layout::find_kept_object): New function.
7293 (Layout::Kept_section): New struct.
7294 (Layout::Signatures): Change type of map range.
7295 * object.cc (Relobj::output_section_address): New function.
7296 (Sized_relobj::include_section_group): Add new parameters. Change
7297 calls to Layout::add_comdat. Change to build table of kept comdat
7298 groups and table mapping discarded sections to kept sections.
7299 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7300 (Sized_relobj::do_layout): Change calls to include_section_group and
7301 include_linkonce_section.
7302 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7303 value to zero when section is discarded.
7304 (Sized_relobj::map_to_kept_section): New function.
7305 * object.h (Relobj::output_section_address): New function.
7306 (Relobj::Comdat_group): New type.
7307 (Relobj::find_comdat_group): New function.
7308 (Relobj::Comdat_group_table): New type.
7309 (Relobj::Kept_comdat_section): New type.
7310 (Relobj::Kept_comdat_section_table): New type.
7311 (Relobj::add_comdat_group): New function.
7312 (Relobj::set_kept_comdat_section): New function.
7313 (Relobj::get_kept_comdat_section): New function.
7314 (Relobj::comdat_groups_): New field.
7315 (Relobj::kept_comdat_sections_): New field.
7316 (Symbol_value::input_value): Update comment.
7317 (Sized_relobj::map_to_kept_section) New function.
7318 (Sized_relobj::include_linkonce_section): Add new parameter.
7319 * target-reloc.h (Comdat_behavior): New type.
7320 (get_comdat_behavior): New function.
7321 (relocate_section): Add code to map a discarded section to the
7322 corresponding kept section when applying a relocation.
7324 2008-04-30 Craig Silverstein <csilvers@google.com>
7326 * dwarf_reader.cc (next_generation_count): New static var.
7327 (Addr2line_cache_entry): New struct.
7328 (addr2line_cache): New static var.
7329 (Dwarf_line_info::one_addr2line): Added caching.
7330 (Dwarf_line_info::clear_addr2line_cache): New function.
7331 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7332 cache-size parameter.
7333 (Dwarf_line_info::one_addr2line_cache): New function.
7334 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7335 new cache-size argument to one_addr2line(), and clear cache.
7337 2008-04-28 Cary Coutant <ccoutant@google.com>
7339 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7340 R_386_PC8 relocations.
7342 2008-04-23 Ian Lance Taylor <iant@google.com>
7344 * object.cc (Sized_relobj::include_section_group): Check for
7345 invalid section group.
7347 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7350 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7351 than read for file header.
7352 * archive.cc (Archive::include_member): Likewise.
7354 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7356 * aclocal.m4: Regenerate.
7357 * configure: Regenerate.
7359 2008-04-19 Ian Lance Taylor <iant@google.com>
7361 * version.cc (version_string): Bump to 1.6.
7363 * testsuite/Makefile.am (many_sections_r_test): New target.
7364 (many_sections_r_test_SOURCES): Remove.
7365 (many_sections_r_test_DEPENDENCIES): Remove.
7366 (many_sections_r_test_LDFLAGS): Remove.
7367 (many_sections_r_test_LDADD): Remove.
7369 * object.cc (Sized_relobj::do_add_symbols): Always pass
7370 local_symbol_count_ to add_from_relobj.
7372 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7373 every thousand variables.
7374 * testsuite/Makefile.in: Rebuild.
7376 * object.cc (Xindex::initialize_symtab_xindex): New function.
7377 (Xindex::read_symtab_xindex): New function.
7378 (Xindex::sym_xindex_to_shndx): New function.
7379 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7381 (Sized_relobj::do_initialize_xindex): New function.
7382 (Sized_relobj::do_read_symbols): Adjust section links.
7383 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7384 parameter. Change all callers.
7385 (Sized_relobj::include_section_group): Adjust section links and
7386 symbol section indexes.
7387 (Sized_relobj::do_layout): Adjust section links.
7388 (Sized_relobj::do_count_local_symbols): Adjust section links and
7389 symbol section indexes.
7390 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7391 ordinary and special symbols.
7392 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7393 dynsym_xindex parameters. Change all callers. Adjust section
7394 links. Use SHN_XINDEX when needed.
7395 (Sized_relobj::get_symbol_location_info): Adjust section links.
7396 Don't get fooled by special symbols.
7397 * object.h (class Xindex): Define.
7398 (class Object): Add xindex_ parameter. Declare virtual functoin
7399 do_initialize_xindex.
7400 (Object::adjust_sym_shndx): New function.
7401 (Object::set_xindex): New protected function.
7402 (class Symbol_value): Add is_ordinary_shndx_ field.
7403 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7404 (Symbol_value::value): Assert ordinary section.
7405 (Symbol_value::initialize_input_to_output_map): Likewise.
7406 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7408 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7410 (class Sized_relobj): Update declarations.
7411 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7412 parameter. Change all callers.
7413 (Sized_relobj::adjust_shndx): New function.
7414 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7416 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7417 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7418 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7419 (Sized_dynobj::read_dynsym_section): Adjust section links.
7420 (Sized_dynobj::read_dynamic): Likewise.
7421 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7423 (Sized_dynobj::do_initialize_xindex): New function.
7424 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7425 do_initialize_xindex.
7426 (Sized_dynobj::adjust_shndx): New function.
7427 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7428 dynsym_xindex_ fields.
7429 (Layout::finalize): Add a call to set_section_indexes before
7430 creating the symtab sections.
7431 (Layout::set_section_indexes): Don't do anything if the section
7432 already has a section index.
7433 (Layout::create_symtab_sections): Add shnum parameter. Change
7434 caller. Create .symtab_shndx section if needed.
7435 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7437 (Layout::allocated_output_section_count): New function.
7438 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7440 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7441 fields. Update declarations.
7442 (Layout::symtab_xindex): New function.
7443 (Layout::dynsym_xindex): New function.
7444 (class Write_symbols_task): Add layout_ field.
7445 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7447 * output.cc (Output_section_headers::Output_section_headers): Add
7448 shstrtab_section parameter. Change all callers.
7449 (Output_section_headers::do_sized_write): Store overflow values
7450 for section count and section string table section index in
7451 section header zero.
7452 (Output_file_header::do_sized_write): Check for overflow of
7453 section count and section string table section index.
7454 (Output_symtab_xindex::do_write): New function.
7455 (Output_symtab_xindex::endian_do_write): New function.
7456 * output.h (class Output_section_headers): Add shstrtab_section_.
7457 Update declarations.
7458 (class Output_symtab_xindex): Define.
7459 (Output_section::has_out_shndx): New function.
7460 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7462 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7464 (Sized_symbol::init): Likewise.
7465 (Symbol::output_section): Check for ordinary symbol.
7466 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7467 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7469 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7470 Change all callers. Simplify handling of symbols from sections
7471 not included in the link.
7472 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7474 (Weak_alias_sorter::operator()): Assert that symbols are
7476 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7478 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7479 parameters. Change all callers.
7480 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7481 symbol distinction. Use SHN_XINDEX when needed.
7482 (Symbol_table::write_section_symbol): Add symtab_xindex
7483 parameter. Change all callers.
7484 (Symbol_table::sized_write_section_symbol): Likewise. Use
7485 SHN_XINDEX when needed.
7486 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7488 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7489 (Symbol::is_defined): Check is_ordinary.
7490 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7491 (Symbol::is_absolute, Symbol::is_common): Likewise.
7492 (class Sized_symbol): Update declarations.
7493 (class Symbol_table): Update declarations.
7494 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7495 parameters. Change all callers.
7496 (Sized_symbol::override): Likewise.
7497 (Symbol_table::override): Likewise.
7498 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7499 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7500 is_ordinary, and orig_st_shndx parameters. Change all callers.
7501 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7502 to be in an ordinary section.
7503 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7504 object and is_ordinary parameters. Change all callers.
7505 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7506 Change all callers. Don't add undefined or non-ordinary symbols
7508 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7510 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7512 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7513 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7514 (Sized_relobj::relocate_sections): Likewise.
7515 * target-reloc.h (scan_relocs): Adjust section symbol index.
7516 (scan_relocatable_relocs): Likewise.
7517 * i386.cc (Scan::local): Check for ordinary symbols.
7518 * sparc.cc (Scan::local): Likewise.
7519 * x86_64.cc (Scan::local): Likewise.
7520 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7521 to symbol_section_and_value.
7522 * testsuite/many_sections_test.cc: New file.
7523 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7524 (check_PROGRAMS): Add many_sections_test.
7525 (many_sections_test_SOURCES): Define.
7526 (many_sections_test_DEPENDENCIES): Define.
7527 (many_sections_test_LDFLAGS): Define.
7528 (BUILT_SOURCES): Add many_sections_define.h.
7529 (many_sections_define.h): New target.
7530 (BUILT_SOURCES): Add many_sections_check.h.
7531 (many_sections_check.h): New target.
7532 (check_PROGRAMS): Add many_sections_r_test.
7533 (many_sections_r_test_SOURCES): Define.
7534 (many_sections_r_test_DEPENDENCIES): Define.
7535 (many_sections_r_test_LDFLAGS): Define.
7536 (many_sections_r_test_LDADD): Define.
7537 (many_sections_r_test.o): New target.
7538 * testsuite/Makefile.in: Rebuild.
7540 2008-04-17 Cary Coutant <ccoutant@google.com>
7542 * errors.cc (Errors::info): New function.
7543 (gold_info): New function.
7544 * errors.h (Errors::info): New function.
7545 * gold.h (gold_info): New function.
7546 * object.cc (Input_objects::add_object): Print trace output.
7547 * options.cc (options::parse_set): New function.
7548 (General_options::parse_wrap): Deleted.
7549 (General_options::General_options): Deleted initializer.
7550 * options.h (options::String_set): New typedef.
7551 (options::parse_set): New function.
7552 (DEFINE_set): New macro.
7553 (General_options::wrap): Changed to use DEFINE_set. Changed
7554 callers of any_wrap_symbols and is_wrap_symbol.
7555 (General_options::trace, General_options::trace_symbol):
7557 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7558 (General_options::wrap_symbols_): Deleted.
7559 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7561 2008-04-17 David S. Miller <davem@davemloft.net>
7563 * options.cc (General_options::parse_V): New function.
7564 * options.h: Add entries for -V and -Qy.
7566 2008-04-17 Ian Lance Taylor <iant@google.com>
7568 * common.cc (Symbol_table::allocate_commons): Remove options
7569 parameter. Change caller.
7570 (Symbol_table::do_allocate_commons): Remove options parameter.
7571 Change caller. Just call do_allocate_commons_list twice.
7572 (Symbol_table::do_allocate_commons_list): New function, broken out
7573 of do_allocate_commons.
7574 * common.h (class Allocate_commons_task): Remove options_ field.
7576 * symtab.cc (Symbol_table::Symbol_table): Initialize
7578 (Symbol_table::add_from_object): Put TLS common symbols on
7580 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7581 which are IN_OUTPUT_DATA.
7582 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7583 allocate_commons and do_allocate_commons declarations. Declare
7584 do_allocate_commons_list.
7585 * gold.cc (queue_middle_tasks): Update creation of
7586 Allocate_commons_task to not pass options.
7587 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7588 (TLS_TEST_C_FLAGS): New variable.
7589 (tls_test_c_pic.o): New target.
7590 (tls_test_shared.so): Link in tls_test_c_pic.o.
7591 (tls_test_c_pic_ie.o): New target.
7592 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7593 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7594 (tls_test_c.o): New target.
7595 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7596 (tls_pic_test_LDADD): Likewise.
7597 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7598 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7599 (tls_test_c_gnu2.o): New target.
7600 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7602 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7603 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7604 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7605 * testsuite/tls_test.cc: Include "config.h".
7606 (t_last): Call t11_last.
7607 * testsuite/tls_test.h (t11, t11_last): Declare.
7608 * testsuite/tls_test_c.c: New file.
7609 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7610 * configure.ac: Check for OpenMP support.
7611 * configure, config.in, Makefile.in: Rebuild.
7612 * testsuite/Makefile.in: Rebuild.
7614 2008-04-16 Cary Coutant <ccoutant@google.com>
7616 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7617 (Target_i386::tls_base_symbol_defined_): New field.
7618 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7619 (Target_i386::Scan::global): Likewise.
7620 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7621 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7622 (Target_x86_64::tls_base_symbol_defined_): New field.
7623 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7624 (Target_x86_64::Scan::global): Likewise.
7626 2008-04-16 Cary Coutant <ccoutant@google.com>
7628 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7629 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7630 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7631 building shared libraries.
7632 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7633 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7634 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7635 * testsuite/Makefile.in: Rebuild.
7636 * testsuite/weak_undef.h: New file.
7637 * testsuite/weak_undef_file1.cc: Add extra test cases.
7638 * testsuite/weak_undef_file2.cc: Likewise.
7639 * testsuite/weak_undef_test.cc: Likewise.
7641 2008-04-16 David S. Miller <davem@davemloft.net>
7643 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7644 Add issued_non_pic_error_ field. Declare check_non_pic.
7645 (Target_sparc::Scan::check_non_pic): New function.
7646 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7647 (Target_sparc::Scan::global): Likewise.
7649 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7650 * configure: Rebuild.
7652 * options.h (DEFINE_enable): New macro.
7653 (new_dtags): New enable option.
7654 (initfirst, interpose, loadfltr, nodefaultlib,
7655 nodelete, nodlopen, nodump): New -z options.
7656 * layout.cc (Layout:finish_dynamic_section): If new
7657 dtags enabled, emit DT_RUNPATH. Also, emit a
7658 DT_FLAGS_1 containing any specified -z flags.
7660 2008-04-16 Ian Lance Taylor <iant@google.com>
7662 * copy-relocs.cc: New file.
7663 * copy-relocs.h: New file.
7664 * reloc.cc: Remove Copy_relocs code.
7665 * reloc.h: Likewise.
7666 * reloc-types.h (struct Reloc_types) [both versions]: Add
7667 get_reloc_addend_noerror.
7668 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7669 variants of add_global which take an addend which must be zero.
7670 * i386.cc: Include "copy-relocs.h".
7671 (class Target_i386): Change type of copy_relocs_ to variable,
7673 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7675 (Target_i386::do_finalize_sections): Change handling of
7677 * sparc.cc: Include "copy-relocs.h".
7678 (class Target_sparc): Change type of copy_relocs_ to variable,
7680 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7682 (Target_sparc::do_finalize_sections): Change handling of
7684 * x86_64.cc: Include "copy-relocs.h".
7685 (class Target_x86_64): Change type of copy_relocs_ to variable,
7687 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7688 class. Change all callers.
7689 (Target_x86_64::do_finalize_sections): Change handling of
7691 * Makefile.am (CCFILES): Add copy-relocs.cc.
7692 (HFILES): Add copy-relocs.h.
7694 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7696 * testsuite/script_test_4.sh: Permit leading zeroes.
7698 2008-04-15 Ian Lance Taylor <iant@google.com>
7700 * script-sections.cc (Script_sections::create_segments): Use
7701 header_size_adjustment even when there is enough room for the
7703 * testsuite/script_test_4.sh: New file.
7704 * testsuite/script_test_4.t: New file.
7705 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7706 (check_DATA): Add script_test_4.stdout.
7707 (MOSTLYCLEANFILES): Likewise.
7708 (script_test_4): New target.
7709 (script_test_4.stdout): New target.
7710 * testsuite/Makefile.in: Rebuild.
7712 * sparc.cc: Add definitions for Output_data_plt_sparc class
7715 2008-04-14 David S. Miller <davem@davemloft.net>
7717 * sparc.cc: New file.
7718 * Makefile.am (TARGETSOURCES): Add sparc.cc
7719 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7720 * configure.tgt: Document targ_extra_size and
7721 targ_extra_big_endian. Add entries for sparc-* and
7723 * configure.ac: Handle targ_extra_size and
7724 targ_extra_big_endian.
7725 * Makefile.in: Rebuild.
7726 * configure: Likewise.
7727 * po/POTFILES.in: Likewise.
7728 * po/gold.pot: Likewise.
7730 2008-04-14 Ian Lance Taylor <iant@google.com>
7732 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7733 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7734 in the name/type/flags to section mapping. Don't call
7735 allocate_output_section.
7736 (Layout::choose_output_section): Change parameter from adjust_name
7737 to is_input_section. Don't permit input sections after sections
7738 are attached to segments. Don't call allocate_output_section.
7739 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7740 not write_enable_output_section.
7741 (Layout::make_output_section): Don't push to
7742 unattached_section_list_ nor call attach_to_segment. Call
7743 attach_section_to_segment if sections are attached.
7744 (Layout::attach_sections_to_segments): New function.
7745 (Layout::attach_section_to_segment): New function.
7746 (Layout::attach_allocated_section_to_segment): Rename from
7747 attach_to_segment. Remove flags parameter.
7748 (Layout::allocate_output_section): Remove function.
7749 (Layout::write_enable_output_section): Remove function.
7750 * layout.h (class Layout): Update for above changes. Add new
7751 field sections_are_attached_.
7752 * output.h (Output_section::update_flags_for_input_section): New
7754 * output.cc (Output_section::add_input_section): Call
7755 update_flags_for_input_section.
7756 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7758 2008-04-11 Cary Coutant <ccoutant@google.com>
7760 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7761 thought unnecessary.
7762 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7764 2008-04-11 Ian Lance Taylor <iant@google.com>
7766 * output.h (class Output_section_data): Remove inline definition
7768 * output.cc (Output_section_data::set_addralign): New function.
7770 2008-04-11 Cary Coutant <ccoutant@google.com>
7772 Add support for TLS descriptors for i386 and x86_64.
7773 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7774 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7775 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7777 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7778 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7779 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7781 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7782 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7783 Fix problem with initial-exec relocations.
7784 (Target_i386::Relocate::relocate_tls): Likewise.
7785 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7787 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7788 support for section-plus-offset dynamic table entries.
7789 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7790 (Output_data_dynamic::Dynamic_entry): Add support for
7791 section-plus-offset dynamic table entries.
7792 (Output_data_dynamic::Classification): Likewise.
7793 (Output_data_dynamic::classification_): Renamed offset_.
7794 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7795 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7796 (Target_x86_64::make_plt_section): New function.
7797 (Target_x86_64::reserve_tlsdesc_entries): New function.
7798 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7799 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7800 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7801 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7802 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7803 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7804 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7805 add extra PLT entry for TLS descriptors.
7806 (Output_data_plt_x86_64::got_): New field.
7807 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7808 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7810 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7812 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7813 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7814 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7815 R_386_TLS_DESC_CALL relocations.
7816 (Target_x86_64::Scan::global): Likewise.
7817 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7818 for TLS descriptors.
7819 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7820 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7821 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7822 GD-to-IE relaxation.
7823 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7824 and TLS_DESCRIPTORS.
7825 * Makefile.in: Rebuild.
7826 * configure: Rebuild.
7827 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7828 (tls_test_shared2.so): New target.
7829 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7830 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7831 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7832 (tls_shared_gd_to_ie_test_LDADD): New variable.
7833 (tls_shared_gnu2_gd_to_ie_test): New target.
7834 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7836 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7837 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7838 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7839 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7840 (tls_shared_gnu2_test): New target.
7841 (tls_test_gnu2_shared.so): New target.
7842 (tls_shared_gnu2_test_SOURCES): New variable.
7843 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7844 (tls_shared_gnu2_test_LDFLAGS): New variable.
7845 (tls_shared_gnu2_test_LDADD): New variable.
7846 * testsuite/Makefile.in: Rebuild.
7847 * testsuite/Makefile.
7849 2008-04-11 Ian Lance Taylor <iant@google.com>
7851 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7853 * testsuite/Makefile.in: Rebuild.
7855 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7857 * testsuite/script_test_2.cc (main): Adjust test.
7859 2008-04-11 David S. Miller <davem@davemloft.net>
7860 Ian Lance Taylor <iant@google.com>
7862 * options.h (General_options): Add entries for '-Y' and
7864 * options.cc (General_options:finalize): If -Y was used, add those
7865 entries to the library path instead of the default "/lib" and
7868 2008-04-11 David S. Miller <davem@davemloft.net>
7870 * testsuite/justsyms.t: Start at 0x100.
7871 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7872 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7874 * testsuite/script_test_2.cc: Adjust string and section length
7877 2008-04-09 Ian Lance Taylor <iant@google.com>
7880 * script-sections.cc (Sections_element::allocate_to_segment): Add
7882 (Output_section_definition::allocate_to_segment): Likewise.
7883 (Orphan_output_section::allocate_to_segment): Likewise.
7884 (Script_sections::attach_sections_using_phdrs_clause): Don't
7885 propagate non-PT_LOAD segments to orphan sections.
7886 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7887 readelf rather than objdump.
7888 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7889 .interp section and PT_INTERP segment are the same size.
7890 * testsuite/Makefile.in: Rebuild.
7892 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7893 aliases for symbols defined in the same object.
7894 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7895 (weak_alias_test_SOURCES): New variable.
7896 (weak_alias_test_DEPENDENCIES): New variable.
7897 (weak_alias_test_LDFLAGS): New variable.
7898 (weak_alias_test_LDADD): New variable.
7899 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7900 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7901 (weak_alias_test_3.o): New target.
7902 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7903 * testsuite/weak_alias_test_main.cc: New file.
7904 * testsuite/weak_alias_test_1.cc: New file.
7905 * testsuite/weak_alias_test_2.cc: New file.
7906 * testsuite/weak_alias_test_3.cc: New file.
7908 2008-04-08 Ian Lance Taylor <iant@google.com>
7910 * options.h (class General_options): Add --noinhibit-exec option.
7911 * main.cc (main): Check --noinhibit-exec.
7913 * options.h (class General_options): Define --wrap as a special
7914 option. Add wrap_symbols_ field.
7915 (General_options::any_wrap_symbols): New function.
7916 (General_options::is_wrap_symbol): New function.
7917 * options.cc (General_options::parse_wrap): New function.
7918 (General_options::General_options): Initialize wrap_symbols_.
7919 * symtab.cc (Symbol_table::wrap_symbol): New function.
7920 (Symbol_table::add_from_object): Handle --wrap.
7921 * symtab.h (class Symbol_table): Declare wrap_symbol.
7922 * target.h (Target::wrap_char): New function.
7923 (Target::Target_info): Add wrap_char field.
7924 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7925 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7926 * testsuite/testfile.cc (Target_test::test_target_info):
7929 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7932 * layout.h (class Layout): Add added_eh_frame_data_ field.
7933 * layout.cc (Layout::Layout): Initialize new field.
7934 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7935 output section until we find a section we merged successfully.
7936 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7937 that the size be non-zero.
7939 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7942 2008-04-08 Craig Silverstein <csilvers@google.com>
7944 * configure.ac: Export new conditional variable HAVE_ZLIB.
7945 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7947 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7948 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7950 2008-04-07 Ian Lance Taylor <iant@google.com>
7952 * version.cc (version_string): Set to "1.5".
7954 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7955 Add issued_non_pic_error_ field. Declare check_non_pic.
7956 (Target_x86_64::Scan::check_non_pic): New function.
7957 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7958 (Target_x86_64::Scan::global): Likewise.
7960 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7961 addend parameter. Change caller. Handle merge sections.
7962 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7963 Address to Addend. Don't add in the result of
7964 local_section_offset, pass down the addend and use the returned
7966 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7967 Update declarations of local_section_offset and symbol_value.
7968 * testsuite/two_file_test_1.cc (t18): New function.
7969 * testsuite/two_file_test_2.cc (f18): New function.
7970 * testsuite/two_file_test_main.cc (main): Call t18.
7971 * testsuite/two_file_test.h (t18, f18): Declare.
7973 * configure.ac: Don't test for objdump, c++filt, or readelf.
7974 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7976 (TEST_READELF): New variable.
7977 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7978 (check_PROGRAMS): Add two_file_strip_test.
7979 (two_file_strip_test): New target.
7980 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7981 (two_file_same_shared_strip_test_SOURCES): New variable.
7982 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7983 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7984 (two_file_same_shared_strip_test_LDADD): New variable.
7985 (two_file_shared_strip.so): New target.
7986 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7987 (ver_test_5.syms, ver_test_7.syms): Likewise.
7988 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7989 (strip_test_3.stdout): Use TEST_OBJDUMP.
7990 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7992 2008-04-04 Cary Coutant <ccoutant@google.com>
7994 * symtab.h (Symbol::is_weak_undefined): New function.
7995 (Symbol::is_strong_undefined): New function.
7996 (Symbol::is_absolute): New function.
7997 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7998 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8000 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8001 (weak_undef_test): New target.
8002 * testsuite/Makefile.in: Rebuild.
8003 * testsuite/weak_undef_file1.cc: New file.
8004 * testsuite/weak_undef_file2.cc: New file.
8005 * testsuite/weak_undef_test.cc: New file.
8007 2008-04-03 Craig Silverstein <csilvers@google.com>
8009 * compressed_output.h (class Output_compressed_section): Use
8011 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8013 (zlib_compressed_suffix): Removed.
8014 (Output_compressed_section::set_final_data_size): Use unsigned
8016 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8017 Fix linker invocation.
8018 (flagstest_o_specialfile_and_compress_debug_sections):
8020 * testsuite/Makefile.in: Regenerated.
8022 2008-04-02 David S. Miller <davem@davemloft.net>
8024 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8025 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8027 2008-04-02 Craig Silverstein <csilvers@google.com>
8031 2008-04-02 Ian Lance Taylor <iant@google.com>
8033 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8034 parameters. Update for new key type to views_. Change all
8036 (File_read::read): Adjust for byteshift in returned view.
8037 (File_read::add_view): New function, broken out of
8039 (File_read::make_view): New function, broken out of
8041 (File_read::find_or_make_view): Add offset and aligned
8042 parameters. Rewrite accordingly. Change all callers.
8043 (File_read::get_view): Add offset and aligned parameters. Adjust
8044 for byteshift in return value.
8045 (File_read::get_lasting_view): Likewise.
8046 * fileread.h (class File_read): Update declarations.
8047 (class File_read::View): Add byteshift_ field. Add byteshift to
8048 constructor. Add byteshift method.
8049 * archive.h (Archive::clear_uncached_views): New function.
8050 (Archive::get_view): Add aligned parameter. Change all callers.
8051 * object.h (Object::get_view): Add aligned parameter. Change all
8053 (Object::get_lasting_view): Likewise.
8055 * fileread.cc (File_read::release): Don't call clear_views if
8056 there are multiple objects.
8057 * fileread.h (File_read::clear_uncached_views): New function.
8058 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8061 2008-03-31 Cary Coutant <ccoutant@google.com>
8063 Add thin archive support.
8064 * archive.cc (Archive::armagt): New const.
8065 (Archive::setup): Remove task parameter and calls to unlock.
8066 (Archive::unlock_nested_archives): New function.
8067 (Archive::read_header): Add nested_off parameter. Change
8069 (Archive::interpret_header): Likewise.
8070 (Archive::include_all_members): Change to handle thin
8072 (Archive::include_member): Likewise.
8073 * archive.h (Archive::Archive): Add new parameters and
8075 (Archive::armagt): New const.
8076 (Archive::setup): Remove task parameter.
8077 (Archive::unlock_nested_archives): New function.
8078 (Archive::read_header): Add nested_off parameter.
8079 (Archive::interpret_header): Likewise.
8080 (Archive::Nested_archive_table): New typedef.
8081 (Archive::is_thin_archive_): New field.
8082 (Archive::nested_archives_): New field.
8083 (Archive::options_): New field.
8084 (Archive::dirpath_): New field.
8085 (Archive::task_): New field.
8086 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8087 for thin archives. Pass additional parameters to
8088 Archive::Archive. Unlock the archive file after calling
8091 2008-03-29 Ian Lance Taylor <iant@google.com>
8093 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8094 version symbol to be local.
8095 * testsuite/ver_test_4.sh: New file.
8096 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8097 (check_DATA): Add ver_test_4.syms.
8098 (ver_test_4.syms): New target.
8099 * testsuite/Makefile.in: Rebuild.
8102 (Output_section::Input_section_sort_entry::has_priority): New
8104 (Output_section::Input_section_sort_entry::match_file_name): New
8106 (Output_section::Input_section_sort_entry::match_section_name):
8108 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8110 (Output_section::Input_section_sort_entry::match_section_file):
8112 (Output_section::Input_section_sort_compare::operator()): Rewrite
8113 using new Input_section_sort_entry functions. Sort crtbegin and
8114 crtend first. Sort sections with no priority before sections with
8116 * testsuite/initpri1.c (d3): Check j != 4.
8117 (cd5): New constructor/destructor function.
8118 (main): Check j != 2.
8120 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8121 new symbol when resolving, don't call set_is_default.
8122 * testsuite/ver_test_7.cc: New file.
8123 * testsuite/ver_test_7.sh: New file.
8124 * testsuite/Makefile.am (ver_test_7.so): New target.
8125 (ver_test_7.o): New target.
8126 (check_SCRIPTS): Add ver_test_7.sh.
8127 (check_DATA): Add ver_test_7.syms.
8128 (ver_test_7.syms): New target.
8130 2008-03-28 Ian Lance Taylor <iant@google.com>
8132 * layout.cc (Layout::layout): If we see an input section with a
8133 name that needs sorting, set the must_sort flag for the output
8135 (Layout::make_output_section): If the name of the output section
8136 indicates that it might require sorting, set the may_sort flag.
8137 * output.h (Output_section::may_sort_attached_input_sections): New
8139 (Output_section::set_may_sort_attached_input_sections): New
8141 (Output_section::must_sort_attached_input_sections): New
8143 (Output_section::set_must_sort_attached_input_sections): New
8145 (class Output_section): Declare Input_section_sort_entry. Define
8146 Input_section_sort_compare. Declare
8147 sort_attached_input_sections. Add new fields:
8148 may_sort_attached_input_sections_,
8149 must_sort_attached_input_sections_,
8150 attached_input_sections_are_sorted_.
8151 * output.cc (Output_section::Output_section): Initialize new
8153 (Output_section::add_input_section): Add an entry to
8154 input_sections_ if may_sort or must_sort are true.
8155 (Output_section::set_final_data_size): Call
8156 sort_attached_input_sections if necessary.
8157 (Output_section::Input_section_sort_entry): Define new class.
8158 (Output_section::Input_section_sort_compare::operator()): New
8160 (Output_section::sort_attached_input_sections): New function.
8161 * configure.ac: Check whether the compiler supports constructor
8162 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8163 * testsuite/initpri1.c: New file.
8164 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8165 CONSTRUCTOR_PRIORITY.
8166 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8167 (initpri1_LDFLAGS): New variable.
8168 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8170 2008-03-27 Ian Lance Taylor <iant@google.com>
8172 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8173 * testsuite/common_test_1.c: New file.
8174 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8175 (common_test_1_SOURCES): New variable.
8176 (common_test_1_DEPENDENCIES): New variable.
8177 (common_test_1_LDFLAGS): New variable.
8179 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8180 and commons_ correctly when NAME/VERSION does not override
8182 * testsuite/ver_test_6.c: New file.
8183 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8184 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8185 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8187 2008-03-26 Ian Lance Taylor <iant@google.com>
8189 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8190 of an undefined symbol from a version script.
8191 * testsuite/Makefile.am (ver_test_5.so): New target.
8192 (ver_test_5.o): New target.
8193 (check_SCRIPTS): Add ver_test_5.sh.
8194 (check_DATA): Add ver_test_5.syms.
8195 (ver_test_5.syms): New target.
8196 * testsuite/ver_test_5.cc: New file.
8197 * testsuite/ver_test_5.script: New file.
8198 * testsuite/ver_test_5.sh: New file.
8199 * Makefile.in, testsuite/Makefile.in: Rebuild.
8202 Fix problems building gold with gcc 4.3.0.
8203 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8204 (gold_error_at_location, gold_warning_at_location): Use it.
8205 * configure.ac: Check whether we can compile and use a template
8206 function with a printf attribute.
8207 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8208 when jumping over bytes.
8209 * object.cc: Instantiate Object::read_section_data.
8210 * debug.h: Include <cstring>
8211 * dwarf_reader.cc: Include <algorithm>
8212 * main.cc: Include <cstring>.
8213 * options.cc: Include <cstring>.
8214 * output.cc: Include <cstring>.
8215 * script.cc: Include <cstring>.
8216 * script.h: Include <string>.
8217 * symtab.cc: Include <cstring> and <algorithm>.
8218 * target-select.cc: Include <cstring>.
8219 * version.cc: Include <string>.
8220 * testsuite/testmain.cc: Include <cstdlib>.
8221 * configure, config.in: Rebuild.
8223 2008-03-25 Ian Lance Taylor <iant@google.com>
8225 * options.cc: Include "../bfd/bfdver.h".
8226 (options::help): Print bug reporting address.
8228 * version.cc (print_version): Adjust output for current value of
8233 * options.cc (options::help): Print list of supported targets.
8234 * target-select.h: Include <vector>.
8235 (class Target_selector): Make machine_, size_, and is_big_endian_
8236 fields const. Add bfd_name_ and instantiated_target_ fields.
8237 (Target_selector::Target_selector): Add bfd_name parameter.
8238 (Target_selector::recognize): Make non-virtual, call
8240 (Target_selector::recognize_by_name): Make non-virtual, call
8241 do_recognize_by_name.
8242 (Target_selector::supported_names): New function.
8243 (Target_selector::bfd_name): New function.
8244 (Target_selector::do_instantiate_target): New pure virtual
8246 (Target_selector::do_recognize): New virtual function.
8247 (Target_selector::do_recognize_by_name): New virtual function.
8248 (Target_selector::instantiate_target): New private function.
8249 (supported_target_names): Declare.
8250 * target-select.cc (Target_selector::Target_selector): Update for
8251 new parameter and fields.
8252 (select_target_by_name): Check that the name matches before
8253 calling recognize_by_name.
8254 (supported_target_names): New function.
8255 * i386.cc (class Target_selector_i386): Update Target_selector
8256 constructor call. Remove recognize and recognize_by_name. Add
8257 do_instantiate_target.
8258 * x86_64.cc (class Target_selector_x86_64): Likewise.
8259 * testsuite/testfile.cc (class Target_selector_test): Update for
8260 changes to Target_selector.
8262 * README: Rewrite, with some notes on unsupported features.
8264 2008-03-24 Cary Coutant <ccoutant@google.com>
8266 * i386.cc (Target_i386::Got_type): New enum declaration.
8267 (Target_i386::Scan::local): Updated callers of Output_data_got
8269 (Target_i386::Scan::global): Likewise.
8270 (Target_i386::Relocate::relocate): Likewise.
8271 (Target_i386::Relocate::relocate_tls): Likewise.
8272 * object.h (Got_offset_list): New class.
8273 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8274 (Sized_relobj::local_got_offset): Likewise.
8275 (Sized_relobj::set_local_got_offset): Likewise.
8276 (Sized_relobj::local_has_tls_got_offset): Removed.
8277 (Sized_relobj::local_tls_got_offset): Removed.
8278 (Sized_relobj::set_local_tls_got_offset): Removed.
8279 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8280 * output.cc (Output_data_got::add_global): Added got_type parameter.
8281 (Output_data_got::add_global_with_rel): Likewise.
8282 (Output_data_got::add_global_with_rela): Likewise.
8283 (Output_data_got::add_global_pair_with_rel): New function.
8284 (Output_data_got::add_global_pair_with_rela): New function.
8285 (Output_data_got::add_local): Added got_type parameter.
8286 (Output_data_got::add_local_with_rel): Likewise.
8287 (Output_data_got::add_local_with_rela): Likewise.
8288 (Output_data_got::add_local_pair_with_rel): New function.
8289 (Output_data_got::add_local_pair_with_rela): New function.
8290 (Output_data_got::add_global_tls): Removed.
8291 (Output_data_got::add_global_tls_with_rel): Removed.
8292 (Output_data_got::add_global_tls_with_rela): Removed.
8293 (Output_data_got::add_local_tls): Removed.
8294 (Output_data_got::add_local_tls_with_rel): Removed.
8295 (Output_data_got::add_local_tls_with_rela): Removed.
8296 * output.h (Output_data_got::add_global): Added got_type parameter.
8297 (Output_data_got::add_global_with_rel): Likewise.
8298 (Output_data_got::add_global_with_rela): Likewise.
8299 (Output_data_got::add_global_pair_with_rel): New function.
8300 (Output_data_got::add_global_pair_with_rela): New function.
8301 (Output_data_got::add_local): Added got_type parameter.
8302 (Output_data_got::add_local_with_rel): Likewise.
8303 (Output_data_got::add_local_with_rela): Likewise.
8304 (Output_data_got::add_local_pair_with_rel): New function.
8305 (Output_data_got::add_local_pair_with_rela): New function.
8306 (Output_data_got::add_global_tls): Removed.
8307 (Output_data_got::add_global_tls_with_rel): Removed.
8308 (Output_data_got::add_global_tls_with_rela): Removed.
8309 (Output_data_got::add_local_tls): Removed.
8310 (Output_data_got::add_local_tls_with_rel): Removed.
8311 (Output_data_got::add_local_tls_with_rela): Removed.
8312 * resolve.cc (Symbol::override_base_with_special): Removed
8313 reference to has_got_offset_ field.
8314 * symtab.cc (Symbol::init_fields): Replaced initialization
8315 of got_offset_ with got_offsets_. Removed initialization
8317 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8318 (Symbol::got_offset): Likewise.
8319 (Symbol::set_got_offset): Likewise.
8320 (Symbol::has_tls_got_offset): Removed.
8321 (Symbol::tls_got_offset): Removed.
8322 (Symbol::set_tls_got_offset): Removed.
8323 (Symbol::got_offset_): Removed.
8324 (Symbol::tls_mod_got_offset_): Removed.
8325 (Symbol::tls_pair_got_offset_): Removed.
8326 (Symbol::got_offsets_): New field.
8327 (Symbol::has_got_offset): Removed.
8328 (Symbol::has_tls_mod_got_offset): Removed.
8329 (Symbol::has_tls_pair_got_offset): Removed.
8330 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8331 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8333 (Target_x86_64::Scan::global): Likewise.
8334 (Target_x86_64::Relocate::relocate): Likewise.
8335 (Target_x86_64::Relocate::relocate_tls): Likewise.
8337 2008-03-25 Ben Elliston <bje@au.ibm.com>
8339 * yyscript.y: Fix spelling error in comment.
8341 2008-03-24 Ian Lance Taylor <iant@google.com>
8343 * options.h (class General_options): Define build_id option.
8344 * layout.h (class Layout): Declare write_build_id, create_note,
8345 create_build_id. Add build_id_note_ member.
8346 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8347 "libiberty.h", "md5.h", "sha1.h".
8348 (Layout::Layout): Initialize eh_frame_data_,
8349 eh_frame_hdr_section_, and build_id_note_.
8350 (Layout::finalize): Call create_build_id.
8351 (Layout::create_note): New function, broken out of
8352 Layout::create_gold_note.
8353 (Layout::create_gold_note): Call create_note.
8354 (Layout::create_build_id): New function.
8355 (Layout::write_build_id): New function.
8356 (Close_task_runner::run): Call write_build_id.
8358 * x86_64.cc: Correct license to GPLv3.
8360 2008-03-23 Ian Lance Taylor <iant@google.com>
8362 * options.cc: Include "demangle.h".
8363 (parse_optional_string): New function.
8364 (parse_long_option): Handle takes_optional_argument.
8365 (parse_short_option): Update dash_z initializer. Handle
8366 takes_optional_argument.
8367 (General_options::General_options): Initialize do_demangle_.
8368 (General_options::finalize): Set do_demangle_. Handle demangling
8370 * options.h (parse_optional_string): Declare.
8371 (struct One_option): Add optional_arg field. Update constructor.
8372 Update call constructor calls. Add takes_optional_argument
8374 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8375 (DEFINE_optional_string): Define.
8376 (General_options::demangle): Change from DEFINE_bool to
8377 DEFINE_optional_string.
8378 (General_options::no_demangle): New function.
8379 (General_options::do_demangle): New function.
8380 (General_options::set_do_demangle): New function.
8381 (General_options::execstack_status_): Move definition to end of
8383 (General_options::static_): Likewise.
8384 (General_options::do_demangle_): New field.
8385 * object.cc (big_endian>::get_symbol_location_info): Call
8386 Options::do_demangle, not Options::demangle.
8387 * symtab.cc (demangle): Likewise.
8389 2008-03-22 Ian Lance Taylor <iant@google.com>
8391 * gold.h: Include <cstddef> and <sys/types.h>
8392 * options.h: Include <cstring>.
8394 2008-03-21 Ian Lance Taylor <iant@google.com>
8396 * Added source code to GNU binutils.