1 2010-08-12 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::merge_object_attributes): Check command line
4 options --no-wchar-size-warning and --no-enum-size-warning.
5 * options.h (General_options): Add ld-compatible options
6 --no-enum-size-warning and --no-wchar-size-warning.
8 2010-08-04 Ian Lance Taylor <iant@google.com>
10 * x86_64.cc (Target_x86_64::Scan::local): Use
11 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
12 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
13 (Target_x86_64::Scan::global): Likewise.
14 (Target_x86_64::Relocate::relocate): Likewise.
15 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
18 2010-08-03 Cary Coutant <ccoutant@google.com>
20 * merge.cc (Output_merge_string::do_add_input_section): Count strings
21 to reserve space in merged_strings vector. Keep total input size
23 (Output_merge_string::do_print_merge_stats): Print total input size.
24 * merge.h (Output_merge_string): Add input_size_ field.
25 * stringpool.cc (Stringpool_template::string_length): Move
26 implementations out of Stringpool_template class and place in
28 * stringpool.h (string_length): Move out of Stringpool_template.
30 2010-08-03 Ian Lance Taylor <iant@google.com>
33 * layout.cc (relaxation_loop_body): If address of load segment is
34 set, adjust address to include headers if possible.
36 2010-08-03 Ian Lance Taylor <iant@google.com>
38 * version.cc (version_string): Bump to 1.10.
40 2010-08-03 Ian Lance Taylor <iant@google.com>
43 * layout.h (enum Output_section_order): Define.
44 (class Layout): Update declarations.
45 * layout.cc (Layout::get_output_section): Add order parameter.
46 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
47 is_first_non_relro parameters. Change all callers.
48 (Layout::choose_output_section): Likewise.
49 (Layout::add_output_section_data): Likewise.
50 (Layout::make_output_section): Likewise. Set order.
51 (Layout::default_section_order): New function.
52 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
53 * output.cc (Output_section::Output_section): Initialize order_.
54 Don't initialize deleted fields.
55 (Output_segment::Output_segment): Don't initialize deleted
57 (Output_segment::add_output_section_to_load): New function
58 replacing add_output_section. Change all callers to call this or
59 add_output_section_to_nonload.
60 (Output_segment::add_output_section_to_nonload): New function.
61 (Output_segment::remove_output_section): Rewrite.
62 (Output_segment::add_initial_output_data): Likewise.
63 (Output_segment::has_any_data_sections): Likewise.
64 (Output_segment::is_first_section_relro): Likewise.
65 (Output_segment::maximum_alignment): Likewise.
66 (Output_segment::has_dynamic_reloc): New function replacing
67 dynamic_reloc_count. Change all callers.
68 (Output_segment::has_dynamic_reloc_list): New function replacing
69 dynamic_reloc_count_list. Change all callers.
70 (Output_segment::set_section_addresses): Rewrite.
71 (Output_segment::set_offset): Rewrite.
72 (Output_segment::find_first_and_last_list): Remove.
73 (Output_segment::set_tls_offsets): Rewrite.
74 (Output_segment::first_section_load_address): Likewise.
75 (Output_segment::output_section_count): Likewise.
76 (Output_segment::section_with_lowest_load_address): Likewise.
77 (Output_segment::write_section_headers): Likewise.
78 (Output_segment::print_sections_to_map): Likewise.
79 * output.h (class Output_data): Remove dynamic_reloc_count_
80 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
81 (Output_data::add_dynamic_reloc): Rewrite.
82 (Output_data::has_dynamic_reloc): New function.
83 (Output_data::dynamic_reloc_count): Remove.
84 (class Output_section): Add order_ field. Remvoe is_relro_local_,
85 is_last_relro_, is_first_non_relro_, is_interp_,
86 is_dynamic_linker_section_ fields. Add order and set_order
87 functions. Remove is_relro_local, set_is_relro_local,
88 is_last_relro, set_is_last_relro, is_first_non_relro,
89 set_is_first_non_relro functions, is_interp, set_is_interp,
90 is_dynamic_linker_section, and set_is_dynamic_linker_section
92 (class Output_segment): Change Output_data_list from std::list to
93 std:;vector. Add output_lists_ field. Remove output_data_ and
94 output_bss_ fields. Update declarations.
96 2010-08-02 Ian Lance Taylor <iant@google.com>
98 * arm.cc (Target_arm::gc_process_relocs): Use typename.
99 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
100 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
102 2010-08-02 Ian Lance Taylor <iant@google.com>
105 * script.cc (Script_options::Script_options): Initialize
106 symbol_definitions_ and symbol_references_.
107 (Script_options::add_symbol_assignment): Update
108 symbol_definitions_ and symbol_references_.
109 (Script_options::add_symbol_reference): New function.
110 (script_symbol): New function.
111 * script.h (class Script_options): Add symbol_definitions_ and
112 symbol_references_ fields.
113 (Script_options::referenced_const_iterator): New type.
114 (Script_options::referenced_begin): New function.
115 (Script_options::referenced_end): New function.
116 (Script_options::is_referenced): New function.
117 (Script_options::any_unreferenced): New function.
118 * script-c.h (script_symbol): Declare.
119 * yyscript.y (exp): Call script_symbol.
120 * symtab.cc: Include "script.h".
121 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
122 Change all callers. Check symbols referenced by scripts.
123 (Symbol_table::add_undefined_symbols_from_command_line): Add
124 layout parameter. Change all callers.
125 (Symbol_table::do_add_undefined_symbols_from_command_line):
126 Likewise. Break out loop body. Check symbols referenced by
128 (Symbol_table::add_undefined_symbol_from_command_line): New
129 function broken out of
130 do_add_undefined_symbols_from_command_line.
131 * symtab.h (class Symbol_table): Update declarations.
132 * archive.cc: Include "layout.h".
133 (Archive::should_include_member): Add layout parameter. Change
134 all callers. Check for symbol mentioned in expression.
135 * archive.h (class Archive): Update declaration.
136 * object.cc (Sized_relobj::do_should_include_member): Add layout
138 * object.h (Object::should_include_member): Add layout parameter.
140 (Object::do_should_include_member): Add layout parameter.
141 (class Sized_relobj): Update declaration.
142 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
144 * dynobj.h (class Sized_dynobj): Update declaration.
145 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
147 * plugin.h (class Sized_pluginobj): Update declaration.
149 2010-08-02 Ian Lance Taylor <iant@google.com>
152 * output.cc (Output_segment::set_offset): Search for the first and
153 last sections rather than assuming that the list is in order.
154 (Output_segment::find_first_and_last_list): New function.
155 * output.h (class Output_segment): Update declarations.
156 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
157 (relro_strip_test_SOURCES): New variable.
158 (relro_strip_test_DEPENDENCIES): New variable.
159 (relro_strip_test_LDFLAGS): New variable.
160 (relro_strip_test_LDADD): New variable.
161 (relro_strip_test.so): New target.
163 2010-08-02 Ian Lance Taylor <iant@google.com>
165 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
166 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
167 (Target_i386::got_tlsdesc_section): New function.
168 (Target_i386::got_section): Create space for GOT entries for
170 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
172 (Target_i386::Scan::global): Likewise.
173 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
175 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
176 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
177 (Target_x86_64::got_tlsdesc_section): New function.
178 (Target_x86_64::got_section): Create space for GOT entries for
180 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
182 (Target_x86_64::Scan::global): Likewise.
183 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
186 2010-08-02 Ian Lance Taylor <iant@google.com>
188 * testsuite/final_layout.sh: Use dc to convert from hex to
191 2010-07-29 Sriraman Tallam <tmsriram@google.com>
193 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
194 paramter to the call to gold::gc_process_relocs.
195 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
196 paramter to the call to gold::gc_process_relocs.
197 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
198 parameter to the call to gold::gc_process_relocs.
199 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
200 template parameter to the call to gold::gc_process_relocs.
201 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
202 paramter to the call to gold::gc_process_relocs.
203 * gc.h (get_embedded_addend_size): New function.
204 (gc_process_relocs): Save the size of the reloc for use by ICF.
205 * icf.cc (get_section_contents): Get the addend from the text section
206 for SHT_REL relocation sections.
207 * icf.h (Icf::Reloc_addend_size_info): New typedef.
208 (Icf::Reloc_info): Add new member reloc_addend_size_info.
209 * int_encoding.h (read_from_pointer): New overloaded function.
210 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
211 * testsuite/icf_sht_rel_addend_test.sh: New file.
212 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
213 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
215 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
217 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
218 * Makefile.in: Regenerate.
219 * testsuite/Makefile.in: Regenerate.
221 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
223 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
224 * gold/testsuite/debug_msg.cc: Likewise.
225 * gold/testsuite/odr_violation1.cc
226 * gold/testsuite/odr_violation2.cc
228 2010-07-21 Cary Coutant <ccoutant@google.com>
230 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
231 string, and length fields.
232 (Output_merge_string::Merged_strings_list): New type.
233 (Output_merge_string::Merged_strings_lists): New typedef.
234 (Output_merge_string): Replace merged_strings_ with
235 merged_strings_lists_.
236 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
237 Merged_strings_list per input object and section. Don't store pointer
238 to the string. Don't store length with each merged string entry.
239 (Output_merge_string::finalize_merged_data): Loop over list of merged
240 strings lists. Recompute length of each merged string.
242 2010-07-15 Cary Coutant <ccoutant@google.com>
244 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
247 2010-07-14 Ian Lance Taylor <iant@google.com>
249 * descriptors.cc (Descriptors::open): Report correct name in error
252 2010-07-13 Doug Kwan <dougkwan@google.com>
254 * arm.cc (Arm_input_section::Arm_input_section): For a
255 SHT_ARM_EXIDX section, always keeps the input sections.
256 (Arm_input_section::set_exidx_section_link): New method.
257 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
258 has_errors_ to false.
259 (Arm_exidx_input_section::has_errors,
260 Arm_exidx_input_section::set_has_errors): New methods.
261 (Arm_exidx_input_section::has_errors_): New data member.
262 (Arm_relobj::get_exidx_shndx_list): New method.
263 (Arm_output_section::append_text_sections_to_list): Do not skip
264 section without SHF_EXECINSTR.
265 (Arm_output_section::fix_exidx_coverage): Skip input sections with
267 (Arm_relobj::make_exidx_input_section): Add new parameter for text
268 section header. Make error messages more verbose. Check for
269 a non-executable section linked to an EXIDX section.
270 (Arm_relobj::do_read_symbols): Remove error checking, which has been
271 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
272 check that there is no deferred EXIDX section if we exit early.
273 Instead of not making an EXIDX section in case of an error, make one
274 and set the has_errors flag of it.
275 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
276 in a relocatable link.
277 (Target_arm::do_relax): Look for the EXIDX output section instead of
278 assuming that it is called .ARM.exidx.
279 (Target_arm::fix_exidx_coverage): Add a new parameter for input
280 section list. Do not check for SHF_EXECINSTR section flags but
281 skip any input section with errors.
282 * output.cc (Output_section::Output_section): Initialize
283 always_keeps_input_sections_ to false.
284 (Output_section::add_input_section): Check for
285 always_keeps_input_sections_.
286 * output.h (Output_section::always_keeps_input_sections,
287 Output_section::set_always_keeps_input_sections): New methods.
288 (Output_section::always_keeps_input_sections): New data member.
290 2010-07-13 Rafael Espindola <espindola@google.com>
292 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
293 * fileread.h (Input_file): Add try_extra_search_path and find_file.
295 2010-07-13 Philip Herron <herron.philip@googlemail.com>
296 Ian Lance Taylor <iant@google.com>
298 * output.h (Output_section_lookup_maps::add_merge_section):
299 Correct check of whether value was inserted.
300 (Output_section_lookup_maps::add_merge_input_section): Likewise.
301 (Output_section_lookup_maps::add_relaxed_input_section):
303 * arm.cc (Target_arm::got_section): Remove used local os.
304 * i386.cc (Target_i386::got_section): Likewise.
305 * x86_64.cc (Target_x86_64::got_section): Likewise.
306 * sparc.cc (Target_sparc::got_section): Likewise.
307 (Target_sparc::relocate): Remove unused local have_got_offset.
308 * powerpc.cc (Target_powerpc::relocate): Likewise.
310 2010-07-13 Ian Lance Taylor <iant@google.com>
312 * compressed_output.cc (zlib_decompress): Fix signature in
315 * archive.cc (Archive::include_member): Unlock an external member
316 of a thin archive. Don't bother to delete an object we know is
319 2010-07-12 Cary Coutant <ccoutant@google.com>
321 * compressed_output.cc (zlib_decompress): New function.
322 (get_uncompressed_size): New function.
323 (decompress_input_section): New function.
324 * compressed_output.h (get_uncompressed_size): New function.
325 (decompress_input_section): New function.
326 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
327 Handle compressed debug sections.
328 * layout.cc (is_compressed_debug_section): New function.
329 (Layout::output_section_name): Map compressed section names to
331 * layout.h (is_compressed_debug_section): New function.
332 (is_debug_info_section): Recognize compressed debug sections.
333 * merge.cc: Include compressed_output.h.
334 (Output_merge_data::do_add_input_section): Handle compressed
336 (Output_merge_string::do_add_input_section): Handle compressed
338 * object.cc: Include compressed_output.h.
339 (Sized_relobj::Sized_relobj): Initialize new data members.
340 (build_compressed_section_map): New function.
341 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
342 * object.h (Object::section_is_compressed): New method.
343 (Object::do_section_is_compressed): New method.
344 (Sized_relobj::Compressed_section_map): New type.
345 (Sized_relobj::do_section_is_compressed): New method.
346 (Sized_relobj::compressed_sections_): New data member.
347 * output.cc (Output_section::add_input_section): Handle compressed
349 * reloc.cc: Include compressed_output.h.
350 (Sized_relobj::write_sections): Handle compressed debug sections.
352 2010-07-08 Cary Coutant <ccoutant@google.com>
354 * resolve.cc (Symbol_table::resolve): Remember whether undef was
355 weak when resolving to a dynamic def.
356 (Symbol_table::should_override): Add adjust_dyndef flag; set it
357 for weak undef/dynamic def cases. Adjust callers.
358 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
360 (Symbol_table::sized_write_globals): Adjust symbol binding.
361 (Symbol_table::sized_write_symbol): Add binding parameter.
362 * symtab.h (Symbol::set_undef_binding): New method.
363 (Symbol::is_undef_binding_weak): New method.
364 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
365 (Symbol_table::should_override): Add new parameter.
366 (Symbol_table::sized_write_symbol): Add new parameter.
368 * testsuite/weak_undef_file1.cc: Add new test case.
369 * testsuite/weak_undef_file2.cc: Fix header comment.
370 * testsuite/weak_undef_test.cc: Add new test case.
372 2010-06-29 Doug Kwan <dougkwan@google.com>
374 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
375 Initialize USE_SYMBOL_.
376 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
378 (Arm_reloc_property::uses_symbol_): New data member declaration.
379 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
380 uses symbol value and symbol is undefined but not weakly undefined.
382 2010-06-28 Rafael Espindola <espindola@google.com>
384 * plugin.cc (Plugin::load): Use dlerror.
386 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
388 * symtab.cc (detect_odr_violations): When reporting an ODR
389 violation, report an object where the symbol is defined.
391 2010-06-25 Doug Kwan <dougkwan@google.com>
393 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
394 (Target_arm::section_may_have_icf_unsafe_pointers): New method
396 (Target_arm::Scan::local_reloc_may_be_function_pointer,
397 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
398 target hook to detect function points.
399 (Target_arm::Scan::possible_function_pointer_reloc): New method.
400 * icf.h (Icf::check_section_for_function_pointers): Change type of
401 parameter SECTION_NAME to const reference to std::string. Use
402 target hook to determine if section may have unsafe pointers.
403 * target.h (Target::section_may_have_icf_unsafe_pointers): New
406 2010-06-21 Rafael Espindola <espindola@google.com>
408 * fileread.cc (Input_file::find_fie): New
409 (Input_file::open): Use Input_file::find_fie.
410 * fileread.h (Input_file::find_fie): New
411 * plugin.cc (set_extra_library_path): New.
412 (Plugin::load): Add set_extra_library_path to the transfer vector.
413 (Plugin_manager::set_extra_library_path): New.
414 (Plugin_manager::add_input_file): Use the extra search path if set.
415 (set_extra_library_path(): New.
416 * plugin.h (Plugin_manager): Add set_extra_library_path and
419 2010-06-19 Cary Coutant <ccoutant@google.com>
421 * layout.cc (gdb_sections): Add .debug_types.
422 (lines_only_debug_sections): Likewise.
424 2010-06-18 Rafael Espindola <espindola@google.com>
426 * plugin.cc (add_input_file,add_input_library)
427 (Plugin_manager::add_input_file): Make filename arguments const.
428 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
431 2010-06-16 Doug Kwan <dougkwan@google.com>
433 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
434 .ARM.attributes section if we have not merged any input
437 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
439 * arm.cc: Allow combining objects with no EABI version
442 2010-06-15 Rafael Espindola <espindola@google.com>
444 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
446 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
448 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
449 (struct iovec): Correct !HAVE_READV definition.
451 2010-06-10 Cary Coutant <ccoutant@google.com>
453 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
454 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
456 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
459 * symtab.h (Symbol::is_placeholder): New member function.
460 * target-reloc.h (relocate_section): Check for placeholder symbols.
462 * testsuite/Makefile.am (plugin_test_8): New test.
463 (plugin_test_9): New test.
464 * testsuite/Makefile.in: Regenerate.
466 2010-06-09 Nick Clifton <nickc@redhat.com>
468 * yyscript.y (input_list_element): Allow strings prefixed with
469 the '-' character. Treat these as libraries.
470 * script.cc (script_add_library): New function. Adds a library
471 specified by "-l<name>" found in an input script.
472 * script-c.h: Add prototype for script_add_library.
474 2010-06-07 Doug Kwan <dougkwan@google.com>
476 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
477 Restrict stub-group size to be within long conditional branch
478 range when working around cortex-A8 erratum.
480 2010-06-07 Damien Diederen <dd@crosstwine.com>
482 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
485 2010-06-03 Sriraman Tallam <tmsriram@google.com>
489 (Output_section::Input_section_sort_entry::compare_section_ordering):
490 Change to return non-zero correctly.
491 (Output_section::Input_section_sort_section_order_index_compare
492 ::operator()): Change to fix ambiguity in comparisons.
494 2010-06-01 Sriraman Tallam <tmsriram@google.com>
496 * gold.h (is_wildcard_string): New function.
497 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
498 (Layout::layout_eh_frame): Ditto.
499 (Layout::find_section_order_index): New method.
500 (Layout::read_layout_from_file): New method.
501 * layout.h (Layout::find_section_order_index): New method.
502 (Layout::read_layout_from_file): New method.
503 (Layout::input_section_position_): New private member.
504 (Layout::input_section_glob_): New private member.
505 * main.cc (main): Call read_layout_from_file here.
506 * options.h (--section-ordering-file): New option.
507 * output.cc (Output_section::input_section_order_specified_): New
509 (Output_section::Output_section): Initialize new member.
510 (Output_section::add_input_section): Add new parameter.
511 Keep input sections when --section-ordering-file is used.
512 (Output_section::set_final_data_size): Sort input sections when
513 section ordering file is specified.
514 (Output_section::Input_section_sort_entry): Add new parameter.
516 (Output_section::Input_section_sort_entry::compare_section_ordering):
518 (Output_section::Input_section_sort_compare::operator()): Change to
519 consider section_order_index.
520 (Output_section::Input_section_sort_init_fini_compare::operator()):
521 Change to consider section_order_index.
522 (Output_section::Input_section_sort_section_order_index_compare
523 ::operator()): New method.
524 (Output_section::sort_attached_input_sections): Change to sort
525 according to section order when specified.
526 (Output_section::add_input_section<32, true>): Add new parameter.
527 (Output_section::add_input_section<64, true>): Add new parameter.
528 (Output_section::add_input_section<32, false>): Add new parameter.
529 (Output_section::add_input_section<64, false>): Add new parameter.
530 * output.h (Output_section::add_input_section): Add new parameter.
531 (Output_section::input_section_order_specified): New
533 (Output_section::set_input_section_order_specified): New method.
534 (Input_section::Input_section): Initialize section_order_index_.
535 (Input_section::section_order_index): New method.
536 (Input_section::set_section_order_index): New method.
537 (Input_section::section_order_index_): New member.
538 (Input_section::Input_section_sort_section_order_index_compare): New
540 (Output_section::input_section_order_specified_): New member.
541 * script-sections.cc (is_wildcard_string): Delete and move modified
543 (Output_section_element_input::Output_section_element_input): Modify
544 call to is_wildcard_string.
545 (Output_section_element_input::Input_section_pattern
546 ::Input_section_pattern): Ditto.
547 (Output_section_element_input::Output_section_element_input): Ditto.
548 * testsuite/Makefile.am (final_layout): New test case.
549 * testsuite/Makefile.in: Regenerate.
550 * testsuite/final_layout.cc: New file.
551 * testsuite/final_layout.sh: New file.
553 2010-06-01 Rafael Espindola <espindola@google.com>
555 * plugin.cc (Plugin::load): Pass the output name to the plugin.
557 2010-06-01 Rafael Espindola <espindola@google.com>
559 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
560 visibility of symbols.
562 2010-05-27 Doug Kwan <dougkwan@google.com>
564 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
565 from start of output section instead of address for a local symbol
566 in a merged or relaxed section when doing a relocatable link.
568 2010-05-26 Rafael Espindola <espindola@google.com>
571 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
572 adding sections the garbage collector removed.
573 * gold/testsuite/Makefile.am: Add test.
574 * gold/testsuite/Makefile.in: Regenerate.
575 * gold/testsuite/plugin_test_7.sh: New.
576 * gold/testsuite/plugin_test_7_1.c: New.
577 * gold/testsuite/plugin_test_7_2.c: New.
579 2010-05-26 Rafael Espindola <espindola@google.com>
581 * script-sections.cc (Output_section_definition::set_section_addresses):
582 Check for --section-start.
584 2010-05-26 Doug Kwan <dougkwan@google.com>
586 * arm.cc (Arm_scan_relocatable_relocs): New class.
587 (Target_arm::relocate_special_relocatable): New method.
588 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
589 (Arm_relocate_functions::thumb_branch_common): Same.
590 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
591 instead of Default_scan_relocatable_relocs.
592 * target-reloc.h (relocate_for_relocatable): Let target handle
593 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
594 * target.h (Sized_target::relocate_special_relocatable): New method.
596 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
598 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
600 2010-05-23 Doug Kwan <dougkwan@google.com>
602 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
604 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
605 with a direct branch, not a conditional branch, to a stub.
606 * merge.cc (Output_merge_base::record_input_section): New method
608 (Output_merge_data::do_add_input_section): Record input section if
609 keeps-input-sections flag is set.
610 (Output_merge_string::do_add_input_section): Ditto.
611 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
612 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
614 (Output_merge_base::keeps_input_sections,
615 Output_merge_base::set_keeps_input_sections,
616 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
618 (Output_merge_base::Input_sections): New type declaration.
619 (Output_merge_base::input_sections_begin,
620 Output_merge_base::input_sections_end,
621 Output_merge_base::do_set_keeps_input_sections): New method definitions.
622 (Output_merge_base::bool keeps_input_sections_,
623 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
624 Output_merge_base::input_sections_): New data members.
625 (Output_merge_data::do_set_keeps_input_sections): New method
627 (Output_merge_string::do_set_keeps_input_sections): Ditto.
628 * output.cc (Output_section::Input_section::relobj): Move method
629 defintion from class declaration to here and handle merge sections.
630 (Output_section::Input_section::shndx): Ditto.
631 (Output_section::Output_section): Remove initializations of removed
632 data members and initialize new data member LOOKUP_MAPS_.
633 (Output_section::add_input_section): Set keeps-input-sections flag
634 for a newly created merge output section as appropriate. Adjust code
635 to use Output_section_lookup_maps class.
636 (Output_section::add_relaxed_input_section): Adjst code for lookup
637 maps code refactoring.
638 (Output_section::add_merge_input_section): Add a new parameter
639 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
640 class. If adding input section to a newly created merge output
641 section fails, remove the new merge section.
642 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
643 Adjust code for use of the Output_section_lookup_maps class.
644 (Output_section::find_merge_section): Ditto.
645 (Output_section::build_lookup_maps): New method defintion.
646 (Output_section::find_relaxed_input_section): Adjust code to use
647 Output_section_lookup_maps class.
648 (Output_section::get_input_sections): Export merge sections. Adjust
649 code to use Output_section_lookup_maps class.
650 (Output_section:::add_script_input_section): Adjust code to use
651 Output_section_lookup_maps class. Update lookup maps for merge
653 (Output_section::discard_states): Use Output_section_lookup_maps.
654 (Output_section::restore_states): Same.
655 * output.h (Merge_section_properties): Move class defintion out of
657 (Output_section_lookup_maps): New class.
658 (Output_section::Input_section::is_merge_section): New method
660 (Output_section::Input_section::relobj): Move defintion out of class
661 defintion. Declare method only.
662 (Output_section::Input_section::shndx): Ditto.
663 (Output_section::Input_section::output_merge_base): New method defintion.
664 (Output_section::Input_section::u2_.pomb): New union field.
665 (Output_section::Merge_section_by_properties_map,
666 Output_section::Output_section_data_by_input_section_map,
667 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
669 (Output_section::add_merge_input_section): Add new parameter
670 KEEPS_INPUT_SECTIONS.
671 (Output_section::build_lookup_maps): New method declaration.
672 (Output_section::merge_section_map_,
673 Output_section::merge_section_by_properties_map_,
674 Output_section::relaxed_input_section_map_,
675 Output_section::is_relaxed_input_section_map_valid_): Remove data
677 (Output_section::lookup_maps_): New data member.
679 2010-05-21 Doug Kwan <dougkwan@google.com>
682 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
683 avoid a compilation error.
685 2010-05-19 Rafael Espindola <espindola@google.com>
687 * script-sections.cc (Output_section_definition::allocate_to_segment):
688 Update the phdrs_list even when the output section is NULL.
689 * testsuite/Makefile.am: Add test.
690 * testsuite/Makefile.in: Regenerate.
691 * testsuite/script_test_9.cc: New.
692 * testsuite/script_test_9.sh: New.
693 * testsuite/script_test_9.t: New.
695 2010-05-19 Doug Kwan <dougkwan@google.com>
697 * arm.cc (Arm_input_section::original_size): New method.
698 (Arm_input_section::do_addralign): Add a cast.
699 (Arm_input_section::do_output_offset): Remove static cast.
700 (Arm_input_section::original_addralign,
701 Arm_input_section::original_size_): Change type to uint32_t.
702 (Arm_input_section::init): Add safe casts for section alignment
704 (Arm_input_section::set_final_data_size): Do not set address and
705 offset of stub table.
706 (Arm_output_section::fix_exidx_coverage): Change use of of
707 Output_section::Simple_input_section to that of
708 Output_section::Input_section.
709 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
710 except for the first pass.
711 * output.cc (Output_section::get_input_sections): Change type of
712 input_sections to std::list<Input_section>.
713 (Output_section::add_script_input_section): Rename from
714 Output_section::add_simple_input_section. Change type of SIS
715 parameter from Simple_input_section to Input_section.
716 * output.h (Output_section::Simple_input_section): Remove class.
717 (Output_section::Input_section): Change class visibility to public.
718 (Output_section::Input_section::addralign): Use stored alignments
719 for special input sections if set.
720 (Output_section::Input_section::set_addralign): New method.
721 (Output_section::get_input_sections): Change parameter type from
722 list of Simple_input_section to list of Input_section.
723 (Output_section::add_script_input_section): Rename from
724 Output_section::add_simple_input_section. Change first parameter's
725 type from Simple_input_section to Input_section and remove the
726 second and third parameters.
727 * script-sections.cc (Input_section::Input_section_list): Change
728 type to list of Output_section::Input_section/
729 (Input_section_info::Input_section_info): Change parameter type of
730 INPUT_SECTION to Output_section::Input_section.
731 (Input_section_info::input_section): Change return type.
732 (Input_section_info::input_section_): Change type to
733 Output_section::Input_section.
734 (Output_section_element_input::set_section_addresses): Adjust code
735 to use Output_section::Input_section instead of
736 Output_section::Simple_input_section. Adjust code for renaming
737 of Output_section::add_simple_input_section.
738 (Orphan_output_section::set_section_addresses): Ditto.
740 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
742 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
743 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
745 2010-05-18 Rafael Espindola <espindola@google.com>
747 * options.cc (General_options::finalize): Handle -nostdlib.
748 * options.h (nostdlib): New option.
749 * script.cc (script_add_search_dir): Handle -nostdlib.
751 2010-05-12 Doug Kwan <dougkwan@google.com>
753 * arm.cc (Target_arm::do_finalize_sections): Create an empty
754 attributes section only if there no attributes section after merging.
755 (Target_arm::merge_object_attributes): Move value of
756 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
757 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
758 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
759 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
760 and arm_attr_merge_7.stdout.
761 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
762 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
763 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
764 arm_attr_merge_7b.o): New rules.
765 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/arm_attr_merge.sh: New file.
769 * testsuite/arm_attr_merge_[67][ab].s: Same.
771 2010-05-05 Nick Clifton <nickc@redhat.com>
773 * po/es.po: Updated Spanish translation.
775 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
777 * Makefile.am (install-exec-local): Properly install gold as
778 default cross linker.
779 * Makefile.in: Regenerated.
781 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
782 Nick Clifton <nickc@redhat.com>
784 * configure.ac (install_as_default): Define and set to false
785 unless --enable-gold or --enable-gold=both/gold has been
787 * configure: Regenerate.
789 * Makefile.am (install-exec-local): Install the executable as
790 'ld.gold'. If install_as_default is true then also install it as
792 * Makefile.in: Regenerated.
794 2010-04-24 Ian Lance Taylor <iant@google.com>
796 * layout.cc (Layout::layout_reloc): In relocatable link don't
797 combine reloc sections for grouped sections.
799 2010-04-23 Sriraman Tallam <tmsriram@google.com>
801 * gc.h (gc_process_relocs): Pass information on relocs pointing to
802 sections that are not ordinary to icf.
803 * icf.cc (get_section_contents): Handle relocation pointing to section
804 with no object or shndx information.
805 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
806 * testsuite/Makefile.in: Regenerate.
807 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
808 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
810 2010-04-22 Ian Lance Taylor <iant@google.com>
812 * expression.cc (Expression::Expression_eval_info): Add
813 result_alignment_pointer field.
814 (Expression::eval_with_dot): Add result_alignment_pointer
815 parameter. Change all callers.
816 (Expression::eval_maybe_dot): Likewise.
817 (class Binary_expression): Add alignment_pointer parameter to
818 left_value and right_value. Change all callers.
819 (BINARY_EXPRESSION): Set result alignment.
820 (class Trinary_expression): Add alignment_pointer parameter to
821 arg2_value and arg3_value. Change all callers.
822 (Trinary_cond::value): Set result alignment.
823 (Max_expression::value, Min_expression::value): Likewise.
824 (Align_expression::value): Likewise.
825 * script-sections.cc (class Sections_element): Add dot_alignment
826 parameter to set_section_addresses virtual function. Update
828 (class Output_section_element): Likewise.
829 (Script_sections::create_segments): Add dot_alignment parameter.
831 (Script_sections::create_segments_from_phdrs_clause): Likewise.
832 (Script_sections::set_phdrs_clause_addresses): Likewise.
833 * script-sections.h: Update declarations.
834 * script.h: Update declarations.
835 * output.h (Output_segment::set_minimum_p_align): Don't decrease
837 * testsuite/script_test_3.t: Set large alignment.
838 * testsuite/script_test_3.sh: Make sure that at least one LOAD
839 segment has expected alignment.
841 2010-04-22 Nick Clifton <nickc@redhat.com>
843 * po/gold.pot: Updated by the Translation project.
844 * po/vi.po: Updated Vietnamese translation.
846 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
848 * testsuite/Makefile.am (check_PROGRAMS): Add
849 icf_virtual_function_folding_test.
850 * testsuite/Makefile.in: Regenerated.
852 2010-04-15 Andrew Haley <aph@redhat.com>
854 * options.h (merge_exidx_entries): New option.
855 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
856 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
857 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
858 (Target_arm::merge_exidx_entries): New function.
859 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
860 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
861 to Arm_exidx_fixup constructor.
862 Add new arg, merge_exidx_entries.
863 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
864 Arm_output_section::fix_exidx_coverage.
866 2010-04-18 Sriraman Tallam <tmsriram@google.com>
868 * icf.cc (get_section_contents): Check for preemptible functions.
869 Ignore addend when appropriate.
870 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
872 (add_from_relobj): Check for section folded.
873 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
874 * symtab.h (should_add_dynsym_entry): Add new parameter.
875 * target-reloc.h (scan_relocs): Check for section folded.
876 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
877 Check reloc types for function pointers in shared objects.
878 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
880 (icf_preemptible_functions_test): New test case.
881 (icf_string_merge_test): New test case.
882 * testsuite.Makefile.in: Regenerate.
883 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
884 bar_glob. Refactor code.
885 * testsuite/icf_preemptible_functions_test.cc: New file.
886 * testsuite/icf_preemptible_functions_test.sh: New file.
887 * testsuite/icf_string_merge_test.cc: New file.
888 * testsuite/icf_string_merge_test.sh: New file.
889 * testsuite/icf_virtual_function_folding_test.cc: New file.
890 * testsuite/icf_virtual_function_folding_test.sh: New file.
892 2010-04-14 Doug Kwan <dougkwan@google.com>
894 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
895 for local symbol recounting if we remove a section due to ICF.
896 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
897 there are no regular objects in input.
899 2010-04-13 Doug Kwan <dougkwan@google.com>
901 * arm.cc (Arm_input_section::set_final_data_size): Compute
902 accurate final data size instead of using current data size.
904 2010-04-09 Doug Kwan <dougkwan@google.com>
906 * layout.cc (Layout::choose_output_section): Handle script section
908 (Layout::make_output_section_for_script): Add section type parameter.
909 Handle script section types.
910 * layout.h (Layout::make_output_section_for_script): Add section
912 * output.cc (Output_section::Output_section): Initialize data member
914 (Output_section::do_reset_address_and_file_offset): Do not set address
915 to 0 if section is a NOLOAD section.
916 * output.h (Output_section::is_noload): New method.
917 (Output_section::set_is_noload): Ditto.
918 (Output_section::is_noload_): New data member.
919 * script-c.h (Script_section_type): New enum type.
920 (struct Parser_output_section_header): Add new file section_type.
921 * script-sections.cc (Sections_element::output_section_name): Add
922 parameter for returning script section type.
923 (Output_section_definition::output_section_name): Ditto.
924 (Output_section_definition::section_type)P; New method.
925 (Output_section_definiton::script_section_type_name): Ditto.
926 (Output_section_definition::script_section_type_): New data member.
927 (Output_section_definition::Output_section_definition): Initialize
928 data member Output_section_definition::script_section_type_.
929 (Output_section_definition::create_sections): Pass script section type
930 to Layout::make_output_section_for_script.
931 (Output_section_definition::output_section_name): Return script
932 section type to caller.
933 (Output_section_definition::set_section_address): Do not advance
934 dot value and load address if section type is NOLOAD. Set address
935 of NOLOAD sections regardless of section flags.
936 (Output_section_definition::print): Print section type if it is
937 not SCRIPT_SECTION_TYPE_NONE.
938 (Output_section_definition::section_type): New method.
939 (Output_section_definition::script_section_type_name): Ditto.
940 (Script_sections::output_section_name): Add new parameter
941 PSECTION_TYPE for returning script section type. Pass it to
942 section elements. Handle discard sections.
943 (Sort_output_sections::operator()): Handle NOLOAD sections.
944 * script-sections.h (Script_sections::Section_type): New enum type.
945 (Script_sections::output_section_name): Add a new parameter for
946 returning script section type.
947 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
949 * yyscript.y (union): Add new field SECTION_TYPE.
950 (COPY, DSECT, INFO, NOLOAD): New tokens.
951 (opt_address_and_section_type): Change type to output_section_header.
952 (section_type): New non-terminal
953 (section_header): Handle section type.
954 (opt_address_and_section_type): Return section type value.
956 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
958 * testsuite/plugin_common_test_1.c (foo): Add prototype.
959 * testsuite/plugin_common_test_2.c (foo): Likewise.
961 2010-04-08 Doug Kwan <dougkwan@google.com>
963 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
965 * output.cc (Output_section::add_merge_input_section): Simplify
966 code and return status of Output_merge_base::add_input_section.
967 Update merge section map only if Output_merge_base::add_input_section
970 2010-04-07 Doug Kwan <dougkwan@google.com>
972 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
973 if section is marked as containing instructions but has no mapping
975 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
976 correct section index.
977 (Arm_relobj::find_linked_text_section): Ditto.
979 2010-04-07 Cary Coutant <ccoutant@google.com>
981 * archive.cc (include_member): Destroy Read_symbols_data object before
983 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
984 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
985 (Read_symbols_data::~Read_symbols_data) New destructor.
986 (Section_relocs::Section_relocs) New constructor.
987 (Section_relocs::~Section_relocs) New destructor.
988 (Read_relocs_data::Read_relocs_data) New constructor.
989 (Read_relocs_data::~Read_relocs_data) New destructor.
990 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
991 pointers to NULL after deleting.
993 2010-04-07 Doug Kwan <dougkwan@google.com>
995 * arm.cc: Replace "endianity" with "endianness" in comments.
996 (Arm_exidx_cantunwind): Ditto.
997 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
998 (Arm_relobj::merge_flags_and_attributes): New method.
999 (Arm_relobj::merge_flags_and_attributes_): New data member.
1000 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1001 (Arm_relobj::scan_sections_for_stubs): Ditto.
1002 (Arm_relobj::do_read_symbols): Check to see if we really want to
1003 merge processor-specific flags and attributes. Exit early if
1004 an object is empty except for section names and the undefined symbol.
1005 (Target_arm::do_finalize_sections): Move check for ELF format to
1006 Arm_relobj::do_read_symbols. Merge processor specific flags and
1007 attributes from a regular object only when we have determined that
1008 it is aapropriate. Do not create an .ARM.attributes section in
1009 output if there is no regular input object.
1010 (Target_arm::merge_processor_specific_flags): Check
1011 --warn-mismatch before printing any error.
1012 (Target_arm::merge_object_attributes): Ditto.
1013 * gold.cc (queue_middle_tasks): Handle the case in which there is
1014 no regular object in input.
1015 * options.cc (General_options::parse_EB): New method.
1016 (General_options::parse_EL): Same.
1017 (General_options::General_options): Initialize endianness_.
1018 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1020 (General_options::Endianness): New enum.
1021 (General_options::endianness): New method.
1022 (General_options::endianness_): New data member.
1023 * parameters.cc (Parameters::set_options): Check target endianness.
1024 (Parameters::set_target_once): Ditto.
1025 (Parameters::check_target_endianness): New method.
1026 (parameters_force_valid_target): If either -EL or -EB is specified,
1027 use it to define endianness of default target.
1028 * parameters.h (Parameters::check_target_endianness): New method
1030 * target.h (class Target): Change "endianity" to "endianness"
1033 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1035 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1036 * configure: Regenerate.
1037 * Makefile.in: Regenerate.
1038 * testsuite/Makefile.in: Regenerate.
1040 2010-04-06 Cary Coutant <ccoutant@google.com>
1043 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1044 prevailing definitions of common symbols.
1045 * testsuite/plugin_test_6.sh: New test case.
1046 * testsuite/plugin_common_test_1.c: New test case.
1047 * testsuite/plugin_common_test_2.c: New test case.
1048 * testsuite/Makefile.am (plugin_test_6): New test case.
1049 * testsuite/Makefile.in: Regenerate.
1051 2010-04-06 Nick Clifton <nickc@redhat.com>
1053 * po/vi.po: New Vietnamese translation.
1055 2010-03-30 Doug Kwan <dougkwan@google.com>
1057 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1059 2010-03-25 Doug Kwan <dougkwan@google.com>
1061 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1062 to avoid a conversion warning on a 32-bit host.
1064 2010-03-24 Ian Lance Taylor <iant@google.com>
1066 * testsuite/script_test_3.t: Add a TLS segment.
1067 * testsuite/Makefile.am (check_PROGRAMS): Add
1068 tls_phdrs_script_test.
1069 (tls_phdrs_script_test_SOURCES): Define.
1070 (tls_phdrs_script_test_DEPENDENCIES): Define.
1071 (tls_phdrs_script_test_LDFLAGS): Define.
1072 (tls_phdrs_script_test_LDADD): Define.
1073 * testsuite/Makefile.in: Rebuild.
1075 2010-03-23 Cary Coutant <ccoutant@google.com>
1077 * fileread.cc (find_or_make_view): Fix comment.
1079 2010-03-23 Ian Lance Taylor <iant@google.com>
1081 * script-sections.cc (class Orphan_section_placement): Define
1082 PLACE_TLS and PLACE_TLS_BSS.
1083 (Orphan_section_placement::Orphan_section_placement): Initialize
1085 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1086 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1087 (tls_script_test_SOURCES): Define.
1088 (tls_script_test_DEPENDENCIES): Define.
1089 (tls_script_test_LDFLAGS): Define.
1090 (tls_script_test_LDADD): Define.
1091 * testsuite/Makefile.in: Rebuild.
1093 2010-03-22 Doug Kwan <dougkwan@google.com>
1095 * arm.cc (Arm_relocate_functions::abs8,
1096 Arm_relocate_functions::abs16): Use correct check for overflow
1097 specified in the ARM ELF specs.
1098 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1099 target of a BLX instruction specially.
1100 (Reloc_stub::stub_type_for_reloc): Ditto.
1101 (Relocate::relocate): Use symbolic names instead of numeric relocation
1102 codes to report error.
1103 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1105 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1106 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1107 thumb2_blx_out_of_range.stdout
1108 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1109 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1110 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1111 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1112 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1113 thumb2_blx_in_range, thumb2_blx_in_range.o,
1114 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1115 thumb2_blx_out_of_range.o): New rules.
1116 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1117 thumb2_blx_in_range and thumb2_blx_out_of_range.
1118 * testsuite/Makefile.in: Regenerate.
1119 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1120 * testsuite/thumb_blx_in_range.s: New file.
1121 * testsuite/thumb_blx_out_of_range.s: New file.
1123 2010-03-22 Rafael Espindola <espindola@google.com>
1125 * archive.cc (Should_include): Move to archive.h.
1126 (should_include_member): Make it a member of Archive.
1128 (Add_lib_group_symbols): New.
1129 * archive.h: Include options.h.
1130 (Archive_member): Moved from Archive.
1131 (Should_include): Moved from archive.cc.
1133 (Add_lib_group_symbols): New.
1134 * dynobj.cc (do_should_include_member): New.
1135 * dynobj.h (do_should_include_member): New.
1136 * gold.cc (queue_initial_tasks): Update call to queue.
1137 * main.cc (main): Print lib group stats.
1138 * object.cc (do_should_include_member): New.
1139 * object.h: Include archive.h.
1140 (Object::should_include_member): New.
1141 (Object::do_should_include_member): New.
1142 (Sized_relobj::do_should_include_member): New.
1143 * options.cc (General_options::parse_start_lib): New.
1144 (General_options::parse_end_lib): New.
1145 (Input_arguments::add_file): Handle lib groups.
1146 (Input_arguments::start_group): Check we are not in a lib.
1147 (Input_arguments::start_lib): New.
1148 (Input_arguments::end_lib): New.
1149 * options.h (General_options): Add start_lib and end_lib.
1150 (Input_argument::lib_): New.
1151 (Input_argument::lib): New.
1152 (Input_argument::is_lib): New.
1153 (Input_file_lib): New.
1154 (Input_arguments::in_lib_): New.
1155 (Input_arguments::in_lib): New.
1156 (Input_arguments::start_lib): New.
1157 (Input_arguments::end_lib_): New.
1158 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1159 in unused members as preempted.
1160 (Sized_pluginobj::do_should_include_member): New.
1161 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1162 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1164 (Read_symbols::do_whole_lib_group): New.
1165 (Read_symbols::do_lib_group): New.
1166 (Read_symbols::do_read_symbols): Handle lib groups.
1167 (Read_symbols::get_name): Handle lib groups.
1168 * readsyms.h (Read_symbols): Add an archive member pointer.
1169 (Read_symbols::do_whole_lib_group): New.
1170 (Read_symbols::do_lib_group): New.
1171 (Read_symbols::member_): New.
1172 * script.cc (read_input_script): Update call to queue_soon.
1174 2010-03-19 Doug Kwan <dougkwan@google.com>
1176 * arm.cc (Stub_table::Stub_table): Initialize new data members
1177 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1178 (Stub_table::add_reloc_stub): Assign stub offset and update
1179 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1180 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1182 (Stub_table::update_data_size_and_addralign): Use
1183 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1184 instead of going over all reloc stubs.
1185 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1186 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1187 Stringpool_template::offset_ to size of Stringpool_char.
1188 (Stringpool_template::new_key_offset): Remove code to initialize
1189 Stringpool_template::offset_.
1190 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1191 Stringpool_template::offset_ to zero.
1193 2010-03-15 Doug Kwan <dougkwan@google.com>
1195 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1197 (Stringpool_template::new_key_offset): New method.
1198 (Stringpool_template::add_string): Assign offsets when adding new
1200 (Stringpool_template::set_string_offsets): Do not set string offsets
1201 when not optimizing.
1202 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1204 (Chunked_vector::clear): Clear size_.
1205 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1206 (Chunked_vector::size): Return size_.
1207 (Chunked_vector::push_back): Use size_ to find insert position.
1208 (Chunked_vector::size_): New data member.
1209 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1210 (Stringpool_template::new_key_offset): New method declaration.
1211 (Stringpool_template::offset_): New data member.
1213 2010-03-15 Rafael Espindola <espindola@google.com>
1215 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1216 Add_symbols' constructor.
1217 * readsyms.h (Add_symbols): Remove the input_group member.
1219 2010-03-10 Ian Lance Taylor <iant@google.com>
1221 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1222 target to ask whether a reference to a symbol requires a stack
1224 * target.h (Target::is_call_to_non_split): New function.
1225 (Target::do_is_call_to_non_split): Declare virtual function.
1226 * target.cc: Include "symtab.h".
1227 (Target::do_is_call_to_non_split): New function.
1228 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1230 2010-03-10 Cary Coutant <ccoutant@google.com>
1232 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1233 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1234 (File_read::open[2]): Add whole_file_view_ to list of views.
1235 (File_read::make_view): Remove test of whole_file_view_.
1236 (File_read::find_or_make_view): Create whole_file_view_ if
1238 (File_read::clear_views): Replace bool parameter with enum;
1239 adjust all callers. Don't delete views with permanent data;
1240 do delete cached views and views from archives if
1241 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1242 if clearing the corresponding view.
1243 * fileread.h (File_read::Clear_views_mode): New enum.
1244 (File_read::View::is_permanent_view): New method.
1245 (File_read::clear_views): Replace bool parameter
1246 with enum; adjust all callers.
1247 * options.h (General_options): Change keep_files_mapped option;
1248 add map_whole_files.
1249 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1251 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1254 2010-03-10 David S. Miller <davem@davemloft.net>
1256 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1258 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1260 * icf.cc (get_section_contents): Add '@' marker after processing the
1263 2010-03-08 Doug Kwan <dougkwan@google.com>
1265 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1266 due to a conversion warning.
1267 (Arm_relobj::update_output_local_symbol_count): Check for local
1268 symbol with unset output index.
1270 2010-03-05 Ian Lance Taylor <iant@google.com>
1272 * options.h (class General_options): Add --spare-dynamic-tags.
1273 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1274 --spare-dynamic-tags.
1276 2010-03-05 Ian Lance Taylor <iant@google.com>
1278 * incremental.cc: Include "libiberty.h".
1280 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1282 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1283 function, is_info_ member.
1284 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1285 (Versions::Versions): Update caller.
1286 (Versions::define_base_version): Likewise.
1287 (Versions::add_def): Likewise.
1289 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1291 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1292 (Scan::possible_function_pointer_reloc): New function.
1293 (Scan::local_reloc_may_be_function_pointer): Change to call
1294 possible_function_pointer_reloc.
1295 (Scan::global_reloc_may_be_function_pointer): Ditto.
1296 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1297 relocations in ".data.rel.ro._ZTV" section.
1298 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1299 * testsuite/icf_safe_so_test.cc: Ditto.
1300 * testsuite/icf_safe_test.cc: Ditto.
1301 * testsuite/icf_safe_test.sh: Ditto.
1303 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1304 Ian Lance Taylor <iant@google.com>
1306 * target-reloc.h (relocate_section): Check the symbol table index
1307 for -1U before setting the local symbol index.
1308 (scan_relocatable_relocs): If copying the relocation, record that
1309 the local symbol is required.
1310 * object.h (Symbol_value::is_output_symtab_index_set): New
1312 (Symbol_value::may_be_discarded_from_output_symtab): New
1314 (Symbol_value::has_output_symtab_entry): New function.
1315 (Symbol_value::needs_output_symtab_entry): Remove.
1316 (Symbol_value::output_symtab_index): Make sure the symbol index is
1318 (Symbol_value::set_output_symtab_index): Make sure the symbol
1319 index is not set. Make sure the new index is valid.
1320 (Symbol_value::set_must_have_output_symtab_entry): New function.
1321 (Symbol_value::has_output_dynsym_entry): New function.
1322 (Symbol_value::set_output_dynsym_index): Make sure the new index
1324 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1325 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1326 local symbol if permitted.
1327 (Sized_relobj::do_finalize_local_symbols): Call
1328 is_output_symtab_index_set rather than needs_output_symtab_entry.
1329 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1330 rather than needs_output_symtab_entry. Call
1331 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1332 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1333 is_output_symtab_index_set rather than needs_output_symtab_entry.
1334 * testsuite/discard_locals_relocatable_test.c: New file.
1335 * testsuite/discard_locals_test.sh: Test -r.
1336 * testsuite/Makefile.am (check_DATA): Add
1337 discard_locals_relocatable_test1.syms,
1338 discard_local_relocatable_test2.syms.
1339 (MOSTLYCLEANFILES): Likewise. Also add
1340 discard_locals_relocatable_test1.lout and
1341 discard_locals_relocatable_test2.out.
1342 (discard_locals_relocatable_test1.syms): New target.
1343 (discard_locals_relocatable_test.o): New target.
1344 (discard_locals_relocatable_test1.out): New target.
1345 (discard_locals_relocatable_test2.syms): New target.
1346 (discard_locals_relocatable_test2.out): New target.
1347 (various): Add missing ../ld-new dependencies.
1348 * testsuite/Makefile.in: Rebuild.
1350 2010-03-03 Nick Clifton <nickc@redhat.com>
1352 * po/fi.po: New Finnish translation.
1354 2010-03-01 Doug Kwan <dougkwan@google.com>
1356 * layout.cc (Layout::Layout): Force section types of .init_array*,
1357 .preinit_array* and .fini_array* sections.
1358 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1359 Fix check of return value of std::string::find.().
1360 (Output_section::Input_section_sort_compare::operator()): Remove
1361 comment about .init_array.
1362 (Output_section::Input_section_sort_init_fini_compare::operator()):
1364 (Output_section::sort_attached_input_sections): Handle .init_array
1365 and .fini_array specially.
1366 * output.h (Output_section::Inut_section_sort_compare): Update
1368 (Output_section::Input_section_sort_init_fini_compare): New struct.
1370 2010-02-26 Doug Kwan <dougkwan@google.com>
1372 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1373 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1374 * testsuite/debug_msg.sh: Avoid matching source line number for
1375 use of global variable undef_int.
1377 2010-02-26 Doug Kwan <dougkwan@google.com>
1379 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1380 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1381 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1382 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1383 * options.cc (General_options::General_options): Initialize member
1385 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1386 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1387 and rm_no_fix_v4bx.stdout
1388 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1389 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1390 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1391 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1392 and arm_no_fix_v4bx.
1393 * Makefile.in: Regenerate.
1394 * testsuite/arm_fix_v4bx.s: New file.
1395 * testsuite/arm_fix_v4bx.sh: Ditto.
1397 2010-02-24 Doug Kwan <dougkwan@google.com>
1399 * arm.cc (Target_arm::got_section): Make the .got section the first
1400 non RELRO section in the data segment.
1401 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1402 suffixes of section names.
1404 2010-02-24 Doug Kwan <dougkwan@google.com>
1406 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1407 flags and attributes merging if an input file is a binary file.
1408 * fileread.cc (Input_file::open): Record format of original file.
1409 * fileread.h (Input_file::Format): New enum type.
1410 (Input_file::Input_file): Initialize data member format_.
1411 (Input_file::format): New method definition.
1412 (Input_file::format_):: New data member.
1414 2010-02-24 Doug Kwan <dougkwan@google.com>
1416 * arm.cc (Arm_output_data_got): New class.
1417 (ARM_TCB_SIZE): New constant
1418 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1419 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1420 If user uses a script with a SECTIONS clause, issue only a warning
1421 for a misplaced EXIDX input section. Otherwise, issue an error.
1422 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1424 (Target_arm::got_mode_index_entry): Handle static linking.
1425 (Target_arm::Scan::local): Ditto.
1426 (Target_arm::Scan::global): Ditto.
1427 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1428 all incorrectly implemented relocations.
1429 (Target_arm::fix_exidx_coverage): Pass layout to
1430 Arm_output_section::fix_exidx_coverage.
1431 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1432 from ".ARM.exidx." and ".ARM.extab.".
1434 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1436 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1437 section if it does not already exist.
1438 * attributes.cc (Attributes_section_data::Attributes_section_data):
1439 Don't crash if size is zero.
1441 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1442 Ian Lance Taylor <iant@google.com>
1444 * gold.cc (queue_middle_tasks): If no input files were opened,
1446 * workqueue.h (Task_function::Task_function): Assert that there is
1449 2010-02-22 Doug Kwan <dougkwan@google.com>
1451 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1452 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1453 types to avoid warnings due to different uint64_t implementations
1456 2010-02-21 Doug Kwan <dougkwan@google.com>
1458 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1459 handling of the maximum backward branch offset.
1460 (Arm_relocate_functions::thumb_branch_common): Ditto.
1461 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1462 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1463 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1464 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1465 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1466 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1467 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1468 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1469 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1470 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1471 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1472 thumb2_bl_out_of_range.o): New rules.
1473 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1474 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1475 thumb2_bl_out_of_range
1476 * testsuite/Makefile.in: Regenerate.
1477 * testsuite/arm_bl_in_range.s: New file.
1478 * testsuite/arm_bl_out_of_range.s: Ditto.
1479 * testsuite/arm_branch_in_range.sh: Ditto.
1480 * testsuite/arm_branch_range.t: Ditto.
1481 * testsuite/thumb2_branch_range.t: Ditto.
1482 * testsuite/thumb_bl_in_range.s: Ditto.
1483 * testsuite/thumb_bl_out_of_range.s: Ditto.
1484 * testsuite/thumb_branch_range.t: Ditto.
1486 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1488 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1489 Add reloc offset information.
1490 * icf.cc (get_section_contents): Change iterators to point to the new
1491 vectors. Add reloc offset information to the contents.
1492 * icf.h (Icf::Sections_reachable_info): New typedef.
1493 (Icf::Sections_reachable_list): New typedef.
1494 (Icf::Offset_info): New typedef.
1495 (Icf::Reloc_info): New struct typedef.
1496 (Icf::Reloc_info_list): New typedef.
1497 (Icf::symbol_reloc_list): Delete method.
1498 (Icf::addend_reloc_list): Delete method.
1499 (Icf::section_reloc_list): Delete method.
1500 (Icf::reloc_info_list): New method.
1501 (Icf::reloc_info_list_): New member.
1503 2010-02-19 Doug Kwan <dougkwan@google.com>
1505 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1506 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1507 * arm.cc (Arm_relocation_functions): New forward declaration.
1508 (Target_arm::Target_arm): Initialize new data members
1509 got_mod_index_offset_ and tls_base_symbol_defined_.
1510 (Target_arm::Relocate::relocate_tls): New method.
1511 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1512 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1514 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1515 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1516 (Target_arm::got_mod_index_offset_,
1517 Target_arm::tls_base_symbol_defined_): New data members.
1518 (Target_arm::Scan::local, Target::Scan::global,
1519 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1522 2010-02-18 Doug Kwan <dougkwan@google.com>
1524 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1525 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1526 text section as a parameter becuase some broken tools may not set
1527 the link in section header.
1528 (Target_arm::has_got_section): New method.
1529 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1530 without any mapping symbol as data only. Remove warning.
1531 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1532 link in its section header, try to discover the link by inspecting the
1533 REL31 relocation at the beginning of the section.
1534 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1536 (Target_arm::Scan::global): Treat any reference to the symbol
1537 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1539 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1541 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1542 (Scan::global_reloc_may_be_function_pointer): New function.
1543 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1544 (Scan::global_reloc_may_be_function_pointer): New function.
1545 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1546 (Scan::global_reloc_may_be_function_pointer): New function.
1547 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1548 (Scan::global_reloc_may_be_function_pointer): New function.
1549 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1550 (Scan::global_reloc_may_be_function_pointer): New function.
1551 (Scan::possible_function_pointer_reloc): New function.
1552 (Target_x86_64::can_check_for_function_pointers): New function.
1553 * gc.h (gc_process_relocs): Scan relocation types to determine if
1554 function pointers were taken for targets that support it.
1555 * icf.cc (Icf::find_identical_sections): Include functions for
1556 folding in safe ICF whose pointer is not taken.
1557 * icf.h (Secn_fptr_taken_set): New typedef.
1558 (fptr_section_id_): New member.
1559 (section_has_function_pointers): New function.
1560 (set_section_has_function_pointers): New function.
1561 (check_section_for_function_pointers): New function.
1562 * options.h: Fix comment for safe ICF option.
1563 * target.h (can_check_for_function_pointers): New function.
1564 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1565 Modify icf_safe_test for X86-64.
1566 * testsuite/Makefile.in: Regenerate.
1567 * testsuite/icf_safe_so_test.cc: New file.
1568 * testsuite/icf_safe_so_test.sh: New file.
1569 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1570 (main): Change to take pointer to function kept_func_3.
1571 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1572 folding is done correctly for X86-64.
1574 2010-02-12 David S. Miller <davem@davemloft.net>
1576 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1577 is_symbolless parameter.
1578 (Output_reloc<SHT_REL>::is_symbolless): New.
1579 (Output_reloc<SHT_REL>::is_symbolless_): New.
1580 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1581 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1582 (Output_reloc<SHT_RELA>::is_symbolless): New.
1583 (Output_data_reloc::add_global): Handle is_symbolless.
1584 (Output_data_reloc::add_global_relative): Likewise.
1585 (Output_data_reloc::add_local): Likewise.
1586 (Output_data_reloc::add_local_relative): Likewise.
1587 (Output_data_reloc::add_symbolless_global_addend): New.
1588 (Output_data_reloc::add_symbolless_local_addend): New.
1589 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1591 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1592 instead of ->is_relative_
1593 (Output_reloc::write): Likewise.
1594 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1595 (Output_reloc::write_rel): Simplify.
1597 * sparc.cc (Target_sparc::Scan::local): Use
1598 ->add_symbolless_local_addend as needed.
1599 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1600 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1601 based upon relocation offset.
1603 2010-02-11 Doug Kwan <dougkwan@google.com>
1605 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1606 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1607 beginning of function.
1608 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1609 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1610 parameter is_32bit in calls to should_apply_static_reloc.
1611 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1612 (check_DATA): Add arm_abs_global.stdout.
1613 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1614 arm_abs_global.stdout): New rules.
1615 (MOSTLLYCLEANFILES): Add arm_abs_global
1616 * Makefile.in: Regenerate.
1617 * testsuite/arm_abs_global.s: New file.
1618 * testsuite/arm_abs_global.sh: Ditto.
1619 * testsuite/arm_abs_lib.s: Ditto.
1621 2010-02-11 Ian Lance Taylor <iant@google.com>
1623 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1625 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1626 Allocate_commons_task first.
1627 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1628 task, rather than symtab_lock_.
1629 (Gc_process_relocs::~Gc_process_relocs): New function.
1630 (Gc_process_relocs::is_runnable): Check this_blocker_.
1631 (Gc_process_relocs::locks): Use next_blocker_ rather than
1633 (Scan_relocs::~Scan_relocs): New function.
1634 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1636 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1638 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1639 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1640 constructor accordingly.
1641 (class Gc_process_relocs): Likewise.
1642 (class Scan_relocs): Likewise.
1643 * common.h (class Allocate_commons_task): Remove symtab_lock_
1644 field, and corresponding constructor parameter.
1645 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1647 (Allocate_commons_task::locks): Likewise.
1649 2010-02-11 Ian Lance Taylor <iant@google.com>
1651 * gold-threads.h (class Once): Define.
1652 (class Initialize_lock): Rewrite as child of Once.
1653 * gold-threads.cc (class Once_initialize): Define.
1654 (once_pointer_control): New static variable.
1655 (once_pointer, once_arg): New static variables.
1656 (c_run_once): New static function.
1657 (Once::Once, Once::run_once, Once::internal_run): New functions.
1658 (class Initialize_lock_once): Remove.
1659 (initialize_lock_control): Remove.
1660 (initialize_lock_pointer): Remove.
1661 (initialize_lock_once): Remove.
1662 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1663 (Initialize_lock::initialize): Rewrite.
1664 (Initialize_lock::do_run_once): New function.
1665 * archive.cc (Archive::interpret_header): Only clear name if it is
1667 * fileread.cc: Include "gold-threads.h"
1668 (file_counts_lock): New static variable.
1669 (file_counts_initialize_lock): Likewise.
1670 (File_read::release): Only increment counts when using --stats.
1671 Use a lock around the increment.
1672 * parameters.cc (class Set_parameters_target_once): Define.
1673 (set_parameters_target_once): New static variable.
1674 (Parameters::Parameters): Move here from parameters.h.
1675 (Parameters::set_target): Rewrite.
1676 (Parameters::set_target_once): New function.
1677 (Parameters::clear_target): Move here and rewrite.
1678 * parameters.h (class Parameters): Update declarations. Add
1679 set_parameters_target_once_ field.
1680 (Parameters::Parameters): Move to parameters.cc.
1681 (Parameters::clear_target): Likewise.
1682 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1684 (Start_group::~Start_group): New function.
1685 (Start_group::is_runnable): New function.
1686 (Start_group::locks, Start_group::run): New functions.
1687 (Finish_group::run): Change saw_undefined to size_t.
1688 * readsyms.h (class Start_group): Define.
1689 (class Finish_group): Change saw_undefined_ field to size_t.
1690 (Finish_group::Finish_group): Remove saw_undefined and
1691 this_blocker parameters. Change all callers.
1692 (Finish_group::set_saw_undefined): New function.
1693 (Finish_group::set_blocker): New function.
1694 * symtab.h (class Symbol_table): Change saw_undefined to return
1695 size_t. Change saw_undefined_ field to size_t.
1696 * target-select.cc (Set_target_once::do_run_once): New function.
1697 (Target_selector::Target_selector): Initialize set_target_once_
1698 field. Don't initialize lock_ and initialize_lock_ fields.
1699 (Target_selector::instantiate_target): Rewrite.
1700 (Target_selector::set_target): New function.
1701 * target-select.h (class Set_target_once): Define.
1702 (class Target_selector): Update declarations. Make
1703 Set_target_once a friend. Remove lock_ and initialize_lock_
1704 fields. Add set_target_once_ field.
1706 2010-02-10 Ian Lance Taylor <iant@google.com>
1708 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1710 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1711 (queue_middle_tasks): Add all blockers before queueing any tasks.
1712 (queue_final_tasks): Likewise.
1713 * token.h (Task_token::add_blockers): New function.
1714 * object.h (Input_objects::number_of_relobjs): New function.
1716 2010-02-10 Ian Lance Taylor <iant@google.com>
1718 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1719 shared, not if not position independent.
1720 * x86_64.cc (Relocate::relocate_tls): Likewise.
1721 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1722 (tls_pie_pic_test): New target.
1723 * testsuite/Makefile.in: Rebuild.
1725 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1726 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1727 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1728 * testsuite/Makefile.in: Rebuild.
1730 2010-02-09 David S. Miller <davem@davemloft.net>
1732 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1733 R_SPARC_RELATIVE using ->add_local_relative().
1734 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1736 * output.h (Output_data_dynamic::add_section_size): New method
1737 that takes two Output_data objects.
1738 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1739 entry param. Handle it in initializers.
1740 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1741 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1742 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1744 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1745 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1746 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1747 for dynrel_includes_plt.
1748 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1749 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1750 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1752 (Target_sparc::do_finalize_sections): Update to pass true for
1753 dynrel_includes_plt.
1754 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1755 output before .rela.plt
1756 (Target_powerpc::do_finalize_sections): Update to pass true for
1757 dynrel_includes_plt when 32-bit.
1759 2010-02-08 Doug Kwan <dougkwan@google.com>
1761 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1763 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1764 Arm_relobj::scan_section_for_cortex_a8_stubs,
1765 Arm_relobj::do_relocation_section): Instead of calling
1766 Output_section::output_address, use faster
1767 Arm_relobj::simple_input_section_output_address.
1769 2010-02-08 David S. Miller <davem@davemloft.net>
1771 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1772 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1773 relocation helper function.
1775 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1776 just like R_SPARC_GOT{10,13,22}.
1777 (Target_sparc::Scan::local): Likewise.
1778 (Target_sparc::Relocate:relocate): Likewise.
1780 2010-02-06 Ian Lance Taylor <iant@google.com>
1782 * configure.ac: Rewrite targetobjs duplicate removal code to use
1783 only shell constructs.
1784 * configure: Rebuild.
1786 2010-02-05 Doug Kwan <dougkwan@google.com>
1789 * arm.cc (Arm_relobj::section_is_scannable): New method.
1790 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1791 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1793 2010-02-04 Doug Kwan <dougkwan@google.com>
1796 * arm-reloc-property.cc (cstdio): Include.
1797 * configure.ac (targetobjs): Remove duplicates.
1798 * configure: Regenerate.
1799 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1800 big and little endian version for a given address size.
1802 2010-02-03 Doug Kwan <dougkwan@google.com>
1804 * arm-reloc-property.cc
1805 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1807 * arm-reloc-property.h
1808 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1809 New method definition.
1810 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1812 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1814 (GOT_PREL): Change implemented to Y.
1815 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1816 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1817 (Arm_relocate_functions::movw_abs_nc): Remove method.
1818 (Arm_relocate_functions::movt_abs): Ditto.
1819 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1820 (Arm_relocate_functions::thm_movt_abs): Ditto.
1821 (Arm_relocate_functions::movw_rel_nc): Ditto.
1822 (Arm_relocate_functions::movw_rel): Ditto.
1823 (Arm_relocate_functions::movt_rel): Ditto.
1824 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1825 (Arm_relocate_functions:thm_movw_rel): Ditto.
1826 (Arm_relocate_functions:thm_movt_rel): Ditto.
1827 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1828 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1829 New method definitions.
1830 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1831 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1832 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1833 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1834 (Target_arm::Relocate::relocate): Check for non-static or
1835 unimplemented relocation code and exit early. Change calls to
1836 Target_arm::reloc_uses_thumb_bit and
1837 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1838 instead. Refactor code to handle similar relocations to increase
1839 code sharing. Remove check for unsupported relocation code in switch
1841 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1842 relocation property table to find out size. Change error message to
1843 print out the name of a relocation code instead of the numeric value.
1844 (Target_arm::scan_reloc_for_stub): Use relocation property table
1845 instead of calling Target_arm::reloc_uses_thumb_bit().
1847 2010-02-02 Doug Kwan <dougkwan@google.com>
1849 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1850 types of relaxed input section.
1852 2010-02-02 Doug Kwan <dougkwan@google.com>
1854 * Makefile.am (HFILES): Add arm-reloc-property.h.
1856 (TARGETSOURCES): Add arm-reloc-property.cc
1857 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1858 (libgold_a_SOURCES): $(DEFFILES)
1859 * Makefile.in: Regenerate.
1860 * arm-reloc-property.cc: New file.
1861 * arm-reloc-property.h: New file.
1862 * arm-reloc.def: New file.
1863 * arm.cc: Update comments.
1864 (arm-reloc-property.h): New included header.
1865 (arm_reloc_property_table): New global variable.
1866 (Target_arm::do_select_as_default_target): New method definition.
1867 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1868 arm-reloc-property to targ_extra_obj.
1869 * parameters.cc (set_parameters_target): Call
1870 Target::select_as_default_target().
1871 * target.h (Target::select_as_default_target): New method definition.
1872 (Target::do_select_as_default_target): Same.
1874 2010-02-01 Doug Kwan <dougkwan@google.com>
1876 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1877 first_output_text_section_.
1878 (Arm_exidx_fixup::first_output_text_section): New method definition.
1879 (Arm_exidx_fixup::first_output_text_section_): New data member.
1880 (Arm_exidx_fixup::process_exidx_section): Record the first text
1881 output section seen.
1882 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1883 and entsize in output section header.
1885 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1887 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1888 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1889 (Arm_relocate_functions::thm_alu11): New Method.
1890 (Arm_relocate_functions::thm_pc8): New Method.
1891 (Arm_relocate_functions::thm_pc12): New Method.
1892 (Target_arm::Scan::local): Handle the relocations.
1893 (Target_arm::Scan::global): Likewise.
1894 (Target_arm::Relocate::relocate): Likewise.
1895 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1897 2010-01-29 Doug Kwan <dougkwan@google.com>
1899 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1900 of relocation types as ld.
1902 2010-01-29 Doug Kwan <dougkwan@google.com>
1904 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1906 (Arm_relocate_functions::thumb_branch_common): Ditto.
1907 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1908 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1909 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1910 Arm_relocate_functions::jump24): Remove.
1911 (Target_arm::Relocate::relocate): Adjust code to call
1912 Arm_relocation_functions::arm_branch_common and
1913 Arm_relocation_functions::thumb_branch_common instead of their removed
1914 wrappers. Merge switch-cases together to reduce source code size.
1916 2010-01-29 Doug Kwan <dougkwan@google.com>
1918 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1919 output_local_symbol_count_needs_update_.
1920 (Arm_relobj::output_local_symbol_count_needs_update,
1921 Arm_relobj::set_output_local_symbol_count_needs_update,
1922 Arm_relobj::update_output_local_symbol_count): New methods.
1923 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1925 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1926 of pointed function as in a R_ARM_PREL31 relocation.
1927 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1928 for output local symbol count updating.
1929 (Target_arm::do_relax): Update output local symbol counts in objects
1931 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1933 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1935 * arm.cc: Added support for the ARM relocations:
1936 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1937 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1938 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1940 (Arm_relocate_functions::movw_rel): New method.
1941 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1942 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1944 (Arm_relocate_functions::thm_movw_rel): New method.
1945 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1947 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1949 (Target_arm::Scan::global): Likewise.
1950 (Target_arm::Relocate::relocate): Likewise.
1951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1954 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1956 * arm.cc: Added support for ARM group relocations.
1957 (Target_arm::reloc_needs_sym_origin): New method.
1958 (Arm_relocate_functions::calc_grp_kn): New method.
1959 (Arm_relocate_functions::calc_grp_residual): New method.
1960 (Arm_relocate_functions::calc_grp_gn): New method.
1961 (Arm_relocate_functions::arm_grp_alu): New Method.
1962 (Arm_relocate_functions::arm_grp_ldr): New Method.
1963 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1964 (Arm_relocate_functions::arm_grp_ldc): New Method.
1965 (Target_arm::Scan::local): Handle the ARM group relocations.
1966 (Target_arm::Scan::global): Likewise.
1967 (Target_arm::Relocate::relocate): Likewise.
1968 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1971 2010-01-26 Doug Kwan <dougkwan@google.com>
1973 * arm.cc (set): Include.
1974 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1976 (Arm_output_section::Text_section_list): New type.
1977 (Arm_output_section::append_text_sections_to_list): New method.
1978 (Arm_output_section::fix_exidx_coverage): Ditto.
1979 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1980 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1981 Relobj::set_section_offset() instead of
1982 Sized_relobj::invalidate_section_offset().
1983 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1984 parameter for section headers. Ignore relocation sections for
1985 unallocated sections and EXIDX sections.
1986 (Target_arm::fix_exidx_coverage): New method.
1987 (Target_arm::output_section_address_less_than): New type.
1988 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1989 linked text section instead of the EXIDX section.
1990 (Arm_output_section::create_stub_group): Add an assertion to check
1991 that this is not an EXIDX output section.
1992 (Arm_output_section::append_text_sections_to_list): New method.
1993 (Arm_output_section::fix_exidx_coverage): Ditto.
1994 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1995 Arm_relobj::section_needs_reloc_stub_scanning.
1996 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1998 (Target_arm::fix_exidx_coverage): New method.
1999 * object.h (Relobj::set_output_section): New method.
2000 (Sized_relobj::invalidate_section_offset): Remove method.
2001 (Sized_relobj::do_invalidate_section_offset): Remove method.
2002 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2004 2010-01-25 Doug Kwan <dougkwan@google.com>
2006 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2007 Fix warning due to signed and unsigned comparison on a 32-bit host.
2009 2010-01-22 Doug Kwan <dougkwan@google.com>
2011 * arm.cc (Target_arm::do_relax): Record an output section for section
2012 offset adjustment it contains any stub table that has changed.
2013 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2014 offsets in an output section if necessary.
2015 * output.cc (Output_section::Output_section): Initialize
2016 section_offsets_need_adjustments_.
2017 (Output_section::add_input_section_for_script): Renamed to
2018 Output_section::add_simple_input_section.
2019 (Output_section::save_states): Add a comment.
2020 (Output_section::discard_states): New method defintion.
2021 (Output_section::adjust_section_offsets): Same.
2022 * output.h (Output_section::add_input_section_for_script): Renamed to
2023 Output_section::add_simple_input_section.
2024 (Output_section::discard_states): New method declaration.
2025 (Output_section::adjust_section_offsets): Same.
2026 (Output_section::section_offsets_need_adjustment,
2027 Output_section::set_section_offsets_need_adjustment): New method
2029 (Output_section::section_offsets_need_adjustment_): New data member.
2030 * script-sections.cc
2031 (Output_section_element_input::set_section_address): Adjust code for
2032 renaming of Output_section::add_input_section_for_script.
2033 (Orphan_output_section::set_section_address): Same.
2035 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2037 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2038 Fix_v4bx enum values .
2039 * gold/options.h (General_options): New option definitions.
2040 (General_options::fix_v4bx): New method.
2041 (General_options::Fix_v4bx): New enum.
2042 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2043 (General_options::parse_fix_v4bx_interworking): New method.
2045 2010-01-22 Doug Kwan <dougkwan@google.com>
2047 * arm.cc (Arm_exidx_fixup): New class.
2049 2010-01-21 Doug Kwan <dougkwan@google.com>
2051 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2053 (Arm_exidx_section_offset_map): New type.
2055 2010-01-21 Doug Kwan <dougkwan@google.com>
2057 * arm.cc (Arm_exidx_input_section): New class.
2058 (Arm_relobj::exidx_input_section_by_link,
2059 Arm_relobj::exidx_input_section_by_shndx,
2060 Arm_relobj::make_exidx_input_section): New methods.
2061 (read_arm_attributes_section): Remove.
2062 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2063 information about them.
2064 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2067 2010-01-20 Doug Kwan <dougkwan@google.com>
2069 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2070 Input_section_specifier to Section_id.
2071 (Target_arm::new_arm_input_section: Adjust code for change of key
2073 (Target_arm::find_arm_input_section): Ditto.
2074 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2075 (Section_id): Remove.
2076 (Garbage_collection::Section_id_hash): Remove.
2077 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2078 (Section_id): Remove.
2079 (Icf::Section_id_hash): Remove.
2080 * object.h (Section_id, Const_section_id, Section_id_hash,
2081 Const_section_id_hash): New type definitions.
2082 * output.cc (Output_section::add_relaxed_input_section): Change to
2083 use Const_section_id instead of Input_section_specifier as key type.
2084 (Output_section::add_merge_input_section): Ditto.
2085 (Output_section::build_relaxation_map): Change to use Section_id
2086 instead of Input_section_specifier as key type.
2087 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2089 (Output_section::convert_input_sections_to_relaxed_sections): Change
2090 to use Const_section_id instead of Input_section_specifier as key type.
2091 (Output_section::find_merge_section): Ditto.
2092 (Output_section::find_relaxed_input_section): Ditto.
2093 * output.h (Input_section_specifier): Remove class.
2094 (Output_section::Output_section_data_by_input_section_map): Change
2095 key type to Const_section_id.
2096 (Output_section::Output_relaxed_input_section_by_input_section_map):
2098 (Output_section::Relaxation_map): Change key type to Section_id.
2100 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2102 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2103 (class Arm_v4bx_stub): New class.
2104 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2105 (Stub_factory::make_arm_v4bx_stub): New method.
2106 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2107 (Stub_table::empty): Handle v4bx stubs.
2108 (Stub_table::add_arm_v4bx_stub): New method.
2109 (Stub_table::find_arm_v4bx_stub): New method.
2110 (Arm_relocate_functions::v4bx): New method.
2111 (Target_arm::fix_v4bx): New method.
2112 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2113 (Stub_table::relocate_stubs): Likewise.
2114 (Stub_table::do_write): Likewise.
2115 (Stub_table::update_data_size_and_addralign): Likewise.
2116 (Stub_table::finalize_stubs): Likewise.
2117 (Target_arm::Scan::local): Likewise.
2118 (Target_arm::Scan::global): Likewise.
2119 (Target_arm::do_finalize_sections): Likewise.
2120 (Target_arm::Relocate::relocate): Likewise.
2121 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2123 (Target_arm::scan_reloc_for_stub): Likewise.
2124 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2126 2010-01-19 Ian Lance Taylor <iant@google.com>
2128 * output.cc (Output_section_headers::do_sized_write): Write large
2129 segment count to sh_info field.
2130 (Output_file_header::do_sized_write): For large segment count,
2131 write PN_XNUM to e_phnum field.
2133 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2135 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2136 (Arm_relocate_functions::thm_jump8): New function.
2137 (Arm_relocate_functions::thm_jump11): New function.
2138 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2140 (Target_arm::Scan::global): Likewise.
2141 (Target_arm::Relocate::relocate): Likewise.
2142 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2145 2010-01-14 Doug Kwan <dougkwan@google.com>
2147 * arm.cc (map, utility): Include headers.
2148 (Target_arm::apply_cortex_a8_workaround): New method.
2149 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2150 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2151 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2152 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2153 the --[no-]fix-cortex-a8 command line options.
2154 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2155 (Target_arm::relocate_stub): Use addend in instruction template.
2156 * options.h (DEFINE_bool): Set the user-set flag.
2157 (General_options): Add --[no-]-fix-cortex options.
2158 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2159 : Update fast look-up map after conversion.
2161 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2163 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2164 in the first pass of do_layout.
2166 2010-01-13 Doug Kwan <dougkwan@google.com>
2168 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2169 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2170 apparent compiler problem of not folding static constant integral
2171 data members of elfcpp::Elf_sizes<32>.
2173 2010-01-13 Doug Kwan <dougkwan@google.com>
2175 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2176 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2177 Arm_relobj::scan_section_for_cortex_a8_erratum,
2178 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2179 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2180 sections to scan for relocation stubs into a new method
2181 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2182 relocation and Cortex-A8 stub scanning.
2183 (Target_arm::do_relax): Force stubs to be after stubbed sections
2184 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2185 the beginning of a new relaxation pass. Update a comment.
2186 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2188 2010-01-12 Ian Lance Taylor <iant@google.com>
2190 * target-reloc.h (visibility_error): New inline function.
2191 (relocate_section): Call visibility_error.
2192 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2193 (MOSTLYCLEANFILES): Likewise.
2194 (protected_4_pic.o, protected_3.err): New targets.
2195 * testsuite/protected_4.cc: New file.
2197 2010-01-12 Doug Kwan <dougkwan@google.com>
2199 * arm.cc (Cortex_a8_reloc): New class.
2200 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2201 and cortex_a8_relocs_info_.
2202 (Target_arm::fix_cortex_a8): New method definition.
2203 (Target_arm::Cortex_a8_relocs_info): New type.
2204 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2205 New data member declarations.
2206 (Target_arm::scan_reloc_for_stub): Record information about
2207 relocations for THUMB branches that might be exempted from the
2208 Cortex-A8 workaround.
2209 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2210 at the beginning of a relaxation pass.
2212 2010-01-12 Doug Kwan <dougkwan@google.com>
2214 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2215 (Arm_relobj::Mapping_symbol_position,
2216 Arm_reloj::Mapping_symbol_position_less,
2217 Arm_relobj::Mapping_symbols_info): New types.
2218 (Target_arm::is_mapping_symbol_name): New method definition.
2219 (Arm_relobj::do_count_local_symbols): Save information about mapping
2222 2010-01-11 Doug Kwan <dougkwan@google.com>
2224 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2225 Arm_relocate_functions::thumb32_branch_upper,
2226 Arm_relocate_functions::thumb32_branch_lower,
2227 Arm_relocate_functions::thumb32_cond_branch_offset,
2228 Arm_relocate_functions::thumb32_cond_branch_upper,
2229 Arm_relocate_functions::thumb32_cond_branch_lower,
2230 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2231 branch offset encoding.
2232 (Arm_relocate_functions::thumb_branch_common): Use new branch
2233 offset encoding methods to avoid code duplication.
2234 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2235 (Stub_addend_reader::operator()): Use new branch encoding method
2236 to avoid code duplication.
2238 2010-01-11 Doug Kwan <dougkwan@google.com>
2240 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2241 (Target_arm::do_finalize_sections): Define special EXIDX section
2242 symbols only if referenced.
2243 * gc.h (Garbage_collection::add_reference): New method.
2244 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2247 2010-01-11 Ian Lance Taylor <iant@google.com>
2249 * script.cc (Version_script_info::build_expression_list_lookup):
2250 Change complaing about duplicate wildcard match from error to
2253 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2255 (Version_script_info::Version_script_info): Initialize globs_,
2256 default_version_, default_is_global_, and exact_. Don't
2257 initialize globals_ or locals_.
2258 (Version_script_info::build_lookup_tables): Build local symbols
2260 (Version_script_info::unquote): New function.
2261 (Version_script_info::add_exact_match): New function.
2262 (Version_script_info::build_expression_list_lookup): Remove lookup
2263 parameter. Add is_global parameter. Change all callers. Handle
2264 wildcard pattern specially. Unquote pattern. Call
2266 (Version_script_info::get_name_to_match): New function.
2267 (Version_script_info::get_symbol_version): New function.
2268 (Version_script_info::get_symbol_version_helper): Remove.
2269 (Version_script_info::check_unmatched_names): Call unquote.
2270 * script.h (class Version_script_info): Change get_symbol_version
2271 to be non-inline and add is_global parameter; change all callers.
2272 Rewrite symbol_is_local. Update declarations. Define struct
2273 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2274 Remove globals_ and locals_ members. Add exact_, globs_,
2275 default_version_, is_global_.
2276 (Version_script_info::Glob): Remove pattern, add expression and
2277 is_global. Update constructor. Change all callers.
2278 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2280 (Versions::symbol_section_contents): If a symbol is undefined, or
2281 defined in a dynamic object, set the version index to
2283 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2285 (Symbol_table::add_from_pluginobj): Likewise.
2286 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2288 2010-01-11 Doug Kwan <dougkwan@google.com>
2290 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2291 (incremental_dump_LDADD): Add linking option for libintl.
2292 * Makefile.in: Regenerate.
2294 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2297 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2299 * testsuite/Makefile.in: Regenerated.
2301 2010-01-10 Doug Kwan <dougkwan@google.com>
2303 * options.h (DEFINE_var): Use parentheses around argument varname__
2304 in macro body to avoid any unintended subsequent substitutions.
2306 2010-01-10 Ian Lance Taylor <iant@google.com>
2308 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2309 candidates before doing symbol resolution.
2311 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2312 ODR candidates if only one is weak.
2314 2010-01-08 Ian Lance Taylor <iant@google.com>
2316 * script.cc (Version_script_info::build_expression_list_lookup):
2317 Don't warn about ambiguous version, just record the ambiguity.
2318 (Version_script_info::get_symbol_version_helper): Give error if
2319 version is ambiguous.
2321 2010-01-08 Doug Kwan <dougkwan@google.com>
2323 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2324 prev_data_size_ and prev_addralign_. Remove initializer for
2325 deleted data member has_been_changed_.
2326 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2327 to determine if the table is empty.
2328 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2330 (Stub_table::add_reloc_stub): Define method in class definition
2331 instead of just declaring it there.
2332 (Stub_table::add_cortex_a8_stub): New method definition.
2333 (Stub_table::update_data_size_and_addralign): Ditto.
2334 (Stub_table::finalize_stubs): Ditto.
2335 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2336 (Stub_table::do_addralign_): Return address alignment in the
2337 (Stub_table::do_reset_address_and_file_offset): Define method in
2338 class definition instead of declaring it there. Set current data
2339 size to be the data size of the previous pass.
2340 (Stub_table::set_final_data_size): Use current data size as the
2342 (Stub_table::relocate_stub): Change parameter type of stub from
2343 Reloc_stub pointer to Stub pointer.
2344 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2345 (Stub_table::Cortex_a8_stub_list): New typedef.
2346 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2347 Stub_table::prev_addralign_): New data member.
2348 (Arm_relobj::Arm_relobj): Initialize data member
2349 section_has_cortex_a8_workaround_.
2350 (Arm_relobj::section_has_cortex_a8_workaround,
2351 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2353 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2355 (Target_arm::relocate_stub): Change parameter type of stub from
2356 Reloc_stub pointer to Stub pointer.
2357 (Insn_template::size, Insn_template::alignment): Handle
2358 THUMB16_SPECIAL_TYPE.
2359 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2360 Stub_table::update_data_size_and_addralign,
2361 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2363 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2364 (Stub_table::do_write): Ditto.
2365 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2367 2010-01-08 Ian Lance Taylor <iant@google.com>
2370 * symtab.h (class Symbol): Remove fields is_target_special_ and
2371 has_plt_offset_. Add field is_defined_in_discarded_section_.
2372 (Symbol::is_defined_in_discarded_section): New function.
2373 (Symbol::set_is_defined_in_discarded_section): New function.
2374 (Symbol::has_plt_offset): Rewrite.
2375 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2376 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2377 Don't initialize is_target_special_ or has_plt_offset_.
2378 Initialize is_defined_in_discarded_section_.
2379 (Symbol_table::add_from_relobj): If appropriate, set
2380 is_defined_in_discarded_section.
2381 * resolve.cc (Symbol::override_base_with_special): Don't test
2382 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2383 * target-reloc.h (relocate_section): Do special handling for
2384 symbols defined in discarded sections for global symbols as well
2387 2010-01-08 Ian Lance Taylor <iant@google.com>
2389 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2390 the SHT_SYMTAB case.
2392 2010-01-08 Ian Lance Taylor <iant@google.com>
2394 * object.cc (Sized_relobj::do_layout): Don't get confused if
2395 layout_eh_frame returns NULL.
2397 2010-01-08 Ian Lance Taylor <iant@google.com>
2400 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2401 dynamic symbol table, use the normal symbol table.
2402 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2405 2010-01-08 Ian Lance Taylor <iant@google.com>
2408 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2411 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2413 * version.cc (print_version): Change to "Copyright 2010".
2415 2010-01-08 Ian Lance Taylor <iant@google.com>
2419 * i386.cc (class Target_i386): Change return type of plt_section
2421 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2422 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2423 tls_desc_rel_ field.
2424 (Output_data_plt_i386::rel_tls_desc): New function.
2425 (Target_i386::rel_tls_desc_section): New function.
2426 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2427 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2428 R_386_TLS_DESC reloc in rel_tls_desc_section.
2429 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2430 Define struct Tlsdesc_info.
2431 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2432 (Target_x86_64::do_reloc_symbol_index): New function.
2433 (Target_x86_64::add_tlsdesc_info): New function.
2434 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2435 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2437 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2439 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2440 (Target_x86_64::rela_tlsdesc_section): New function.
2441 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2443 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2444 (Target_x86_64::do_reloc_addend): New function.
2445 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2446 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2447 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2448 (Output_reloc::type): New function.
2449 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2450 (Output_reloc::is_target_specific): New function.
2451 (Output_reloc::target_arg): New function.
2452 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2453 absolute relocs and target specific relocs.
2454 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2455 add_target_specific.
2456 (class Output_data_reloc) [SHT_RELA]: Likewise.
2457 * output.cc (Output_reloc::Output_reloc): Add four new versions
2458 for absolute relocs and target specific relocs.
2459 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2460 (Output_reloc::get_symbol_index): Likewise.
2461 (Output_reloc::local_section_offset): Check that local_sym_index_
2462 is not TARGET_CODE or 0.
2463 (Output_reloc::symbol_value): Likewise.
2464 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2466 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2467 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2469 * layout.cc (add_target_dynamic_tags): Use output section for
2470 DT_PLTRELSZ and DT_JMPREL.
2472 2010-01-07 Ian Lance Taylor <iant@google.com>
2475 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2477 (class Output_data_reloc_generic): Define.
2478 (class Output_data_reloc_base): Change base class to
2479 Output_data_reloc_generic. Change add() method to call
2480 bump_relative_reloc_count for a relative reloc. Remove
2482 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2484 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2485 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2487 * layout.h (class Layout): Update declaration.
2489 2010-01-07 Ian Lance Taylor <iant@google.com>
2491 * output.h (class Output_data): Add const version of
2492 output_section and do_output_section.
2493 (class Output_section_data): Add const version of
2495 (class Output_section): Likewise.
2496 * layout.cc (Layout::add_target_dynamic_tags): New function.
2497 * layout.h (class Layout): Update declarations.
2498 * arm.cc (Target_arm::do_finalize_sections): Use
2499 add_target_dynamic_tags.
2500 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2501 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2502 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2503 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2505 2010-01-07 Ian Lance Taylor <iant@google.com>
2508 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2511 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2512 Ian Lance Taylor <iant@google.com>
2515 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2516 Xindex::read_symtab_xindex.
2518 2010-01-07 Doug Kwan <dougkwan@google.com>
2520 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2521 (Insn_template::thumb16_bcond_insn): New method declaration.
2522 (Insn_template): Fix spelling.
2523 (Stub::thumb16_special): New method declaration.
2524 (Stub::do_write): Define virtual method which was previously pure
2526 (Stub::do_thumb16_special): New method declaration.
2527 (Stub::do_fixed_endian_write): New template member.
2528 (Reloc_stub::do_write): Remove.
2529 (Reloc_stub::do_fixed_endian_write): Remove.
2530 (Cortex_a8_stub): New class definition.
2531 (Stub_factory::make_cortex_a8_stub): New method definition.
2532 (Stub_factory::Stub_factory): Add missing static storage class
2533 qualifier for elf32_arm_stub_a8_veneer_blx.
2535 2010-01-07 Ian Lance Taylor <iant@google.com>
2538 * options.h (class General_options): Add --warn-unresolved-symbols
2539 and --error-unresolved-symbols.
2540 * errors.cc (Errors::undefined_symbol): Implement
2541 --warn-unresolved-symbols.
2543 * options.h (class General_options): Add -z text and -z textoff.
2544 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2546 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2548 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2549 (Garbage_collection::cident_sections): New function.
2550 (Garbage_collection::add_cident_section): New function.
2551 (Garbage_collection::cident_sections_): New member.
2552 (gc_process_relocs): Add references to sections whose names are C
2554 * gold.h (cident_section_start_prefix): New constant.
2555 (cident_section_stop_prefix): New constant.
2556 (is_cident): New function.
2557 * layout.cc (Layout::define_section_symbols): Replace string constants
2558 with the newly defined constants.
2559 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2561 * testsuite/Makefile.am: Add gc_orphan_section_test.
2562 * testsuite/Makefile.in: Regenerate.
2563 * testsuite/gc_orphan_section_test.cc: New file.
2564 * testsuite/gc_orphan_section_test.sh: New file.
2566 2010-01-06 Ian Lance Taylor <iant@google.com>
2569 * options.h (class General_options): Add --warn-shared-textrel.
2570 * layout.cc (Layout::finish_dynamic_section): Implement
2571 --warn-shared-textrel.
2574 * options.h (class General_options): Add --warn-multiple-gp.
2576 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2578 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2579 $(THREADSLIB) and $(LIBDL).
2580 * Makefile.in: Rebuild.
2582 2010-01-06 Ian Lance Taylor <iant@google.com>
2585 * options.cc (General_options::parse_section_start): New function.
2586 (General_options::section_start): New function.
2587 (General_options::General_options): Initialize all members.
2588 * options.h: Include <map>
2589 (class General_options): Add --section-start. Add section_starts_
2591 * layout.cc (Layout::attach_allocated_section_to_segment): If
2592 --section-start was used, set the address of the segment. Remove
2593 local sort_sections.
2594 (Layout::relaxation_loop_body): If the address of the load segment
2595 has been set by --section-start, don't use it.
2596 * output.h (Output_segment::update_flags_for_output_section): New
2598 * output.cc (Output_segment::add_output_section): Call
2599 update_flags_for_output_section.
2601 2010-01-05 Ian Lance Taylor <iant@google.com>
2604 * options.h (class General_options): Add --undefined-version.
2605 * script.cc (struct Version_expression): Add was_matched_by_symbol
2607 (Version_script_info::matched_symbol): New function.
2608 (Version_script_info::get_symbol_version_helper): Call
2610 (Version_script_info::check_unmatched_names): New function.
2611 * script.h (class Version_script_info): Update declarations.
2612 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2614 * options.h (class General_options): Use DEFINE_bool_alias for
2615 allow_multiple_definition.
2616 * resolve.cc (Symbol_table::should_override): Don't test
2617 allow_multiple_definition.
2620 * options.h (class General_options): Add --cref.
2621 * main.cc (main): Print cref table if --cref. Don't close mapfile
2622 until after printing cref table.
2623 * cref.cc: Include "symtab.h".
2624 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2625 (Cref_table_compare::operator()): New function.
2626 (Cref_inputs::gather_cref): New function.
2627 (filecol): New static const.
2628 (Cref_inputs::print_cref): New function.
2629 (Cref::print_cref): New function.
2630 * cref.h: Include <cstdio>.
2631 (class Cref): Update declarations.
2632 * mapfile.h (Mapfile::file): New function.
2633 * object.h (class Object): Define Symbols. Declare virtual
2634 do_get_global_symbols.
2635 (Object::get_global_symbols): New function.
2636 * object.cc (Input_objects::add_object): Pass object to cref_ if
2638 (Input_objects::archive_start): Likewise.
2639 (Input_objects::archive_stop): Likewise.
2640 (Input_objects::print_cref): New function.
2641 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2642 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2644 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2646 * plugin.h (class Sized_pluginobj): Update declarations.
2648 2010-01-05 Ian Lance Taylor <iant@google.com>
2650 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2651 to is_default_version. Rename insdef to insdefault.
2652 (Symbol_table::add_from_relobj): Rename def to is_default_version
2653 and local to is_forced_local.
2654 (Symbol_table::add_from_pluginobj): Likewise.
2655 (Symbol_table::add_from_dynobj): Likewise.
2656 (Symbol_table::define_special_symbol): Rename insdef to
2659 2010-01-04 Ian Lance Taylor <iant@google.com>
2662 * options.h (class General_options): Add
2663 --allow-multiple-definition and -z muldefs.
2664 * resolve.cc (Symbol_table::should_override): Don't warn about a
2665 multiple symbol definition if --allow-multiple-definition or -z
2669 * options.h (class General_options): Add --add-needed and
2670 --copy-dt-needed-entries. Tweak --as-needed help entry.
2671 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2672 error if --copy-dt-needed-entries aka --add-needed is used and
2673 would cause a change in behaviour.
2676 * options.h (class General_options): Add -G as a short version of
2677 --shared. Add no-op options -assert, -g, and -i.
2679 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2681 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2682 check for .text or .gnu.linkonce.t sections.
2683 * icf.cc (Icf::find_identical_sections): Ditto.
2684 Change the detection for mangled function name within the section
2686 * icf.h (is_section_foldable_candidate): New function.
2688 2009-12-30 Ian Lance Taylor <iant@google.com>
2691 * options.h (class General_options): Permit two dashes with
2692 --retain-symbols-file.
2694 2009-12-30 Ian Lance Taylor <iant@google.com>
2697 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2698 don't put the file header and segment headers in the text
2702 * common.cc (Sort_commons::operator()): Stabilize sort when both
2704 (Symbol_table::do_allocate_commons_list): When allocating common
2705 symbols, skip a symbol which is no longer common.
2706 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2707 an object before checking its type.
2708 * testsuite/common_test_2.c: New file.
2709 * testsuite/common_test_3.c: New file.
2710 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2711 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2712 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2713 (common_test_2_pic.o, common_test_2.so): New targets.
2714 (common_test_3_pic.o, common_test_3.so): New targets.
2715 * testsuite/Makefile.in: Rebuild.
2718 * script.cc (read_input_script): If we see a new SECTIONS clause,
2719 and we have added an input section, give an error.
2720 * layout.h (class Layout): Add have_added_input_section function.
2721 Add have_added_input_section_ field.
2722 * layout.cc (Layout::Layout): Initialize
2723 have_added_input_section_.
2724 (Layout::layout): Set have_added_input_section_.
2725 (Layout::layout_eh_frame): Likewise.
2727 2009-12-30 Ian Lance Taylor <iant@google.com>
2730 * options.h (class General_options): Add --sort-common option.
2731 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2732 * common.cc (Sort_common): Add sort_order parameter to
2733 constructor. Add sort_order_ field.
2734 (Sort_commons::operator): Check sort_order_.
2735 (Symbol_table::allocate_commons): Determine the sort order.
2736 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2738 (Symbol_table::do_allocate_commons_list): Likewise.
2740 2009-12-30 Ian Lance Taylor <iant@google.com>
2743 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2744 symbols from this object, don't change the visibility of an
2746 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2748 2009-12-30 Ian Lance Taylor <iant@google.com>
2751 * script.h (class Version_script_info): Define Language enum.
2752 Update declarations. Define Glob, Exact, and Lookup types. Add
2753 new fields globals_, locals_, and is_finalized_.
2754 * script.cc: Various formatting fixes.
2755 (class Parser_closure): Change language_stack_ from a vector of
2756 std::string to one of Version_script_info::Language. Adjust all
2758 (class Lazy_demangler): Remove.
2759 (struct Version_expression): Change language from std::string to
2760 Version_script_info::Language.
2761 (Version_script_info::Version_script_info): New function.
2762 (Version_script_info::~Version_script_info): Don't call clear.
2763 (Version_script_info::finalize): New function.
2764 (Version_script_info::build_lookup_tables): New function.
2765 (Version_script_info::build_expression_list_lookup): New
2767 (Version_script_info::get_symbol_version_helper): Rewrite to use
2769 (Version_script_info::print_expression_list): Adjust to use
2770 Version_script_info::Language.
2771 (script_push_lex_into_version_mode): Check that the version script
2772 has not been finalized.
2773 (version_script_push_lang): Change language string to
2774 Version_script_info::Language.
2775 * options.cc (Command_line::version_script): New function.
2776 * options.h (class General_options): Add finalize_dynamic_list
2777 function. Change version_script from declaration to definition.
2778 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2779 * testsuite/version_script.map: Remove duplicate def of foo.
2780 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2782 * testsuite/Makefile.in: Rebuild.
2784 2009-12-30 Ian Lance Taylor <iant@google.com>
2787 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2788 if the input symbol index is 0, make the output symbol index 0.
2790 2009-12-30 Ian Lance Taylor <iant@google.com>
2793 * options.h (class General_options): Add -x/--discard-all.
2794 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2795 --discard-all. If the local symbol needs a dynamic entry, check
2796 that before handling --discard-locals.
2798 2009-12-30 Ian Lance Taylor <iant@google.com>
2801 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2803 (Output_segment::add_output_section): Don't change the flags if
2807 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2808 GNU hash table if they need a dynamic value. Otherwise, don't add
2809 them if they are defined in a dynamic object or are forced local.
2811 2009-12-29 Ian Lance Taylor <iant@google.com>
2814 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2815 .gnu.hash table for a 32-bit target.
2818 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2819 regular and a dynamic object only needs a dynamic symbol table
2820 entry if it is externally visible.
2823 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2824 constructor. Add global_offset_table_ field.
2825 (Target_i386::got_section): Set global_offset_table_.
2826 (Target_i386::do_finalize_sections): Set global_offset_table_
2828 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2829 in constructor. Add global_offset_table_ field.
2830 (Target_x86_64::got_section): Set global_offset_table_.
2831 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2834 * layout.cc (Layout::Layout): Initialize increase_relro_.
2835 (Layout::get_output_section): Add is_relro, is_last_relro, and
2836 is_first_non_relro parameters. Change all callers.
2837 (Layout::choose_output_section): Likewise.
2838 (Layout::add_output_section_data): Likewise.
2839 (Layout::make_output_section): Likewise.
2840 (Layout::set_segment_offsets): Clear increase_relro when using a
2842 * layout.h (class Layout): Add increase_relro method. Add
2843 increase_relro_ field. Update declarations.
2844 * output.cc (Output_section::Output_section): Initialize
2845 is_last_relro_ and is_first_non_relro_.
2846 (Output_segment::add_output_section): Group relro sections is
2847 do_sort is true. Handle is_last_relro and is_first_non_relro.
2848 (Output_segment::maximum_alignment): Remove relro handling.
2849 (Output_segment::set_section_addresses): Add increase_relro
2850 parameter. Change all callers. Add initial alignment to align
2851 relro sections on separate page. Remove old relro handling.
2852 (Output_segment::set_section_list_addresses): Remove in_relro
2853 parameter. Change all callers.
2854 (Output_segment::set_offset): Add increase parameter. Change all
2855 callers. Remove old relro handling.
2856 * output.h (class Output_section): Add new methods: is_last_relro,
2857 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2858 Add is_last_relro_ and is_first_non_relro_ fields.
2859 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2860 Create separate .got.plt section. Call increase_relro.
2861 * x86_64.cc (Target_x86_64::got_section): Likewise.
2862 * testsuite/relro_script_test.t: Add .got.plt.
2865 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2866 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2867 (Layout::finalize): Call set_dynamic_symbol_size.
2868 (Layout::set_dynamic_symbol_size): New function.
2869 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2870 set_dynamic_symbol_size.
2873 * output.h (class Output_section): Add is_entsize_zero_ field.
2874 * output.cc (Output_section::Output_section): Initialize
2876 (Output_section::set_entsize): If two different entsizes are
2877 requested, force it to zero.
2878 (Output_section::add_input_section): Set flags for .debug_str
2879 before updating section flags. Set entsize.
2880 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2881 and SHF_STRING if all input sections have those flags.
2883 2009-12-29 Rafael Espindola <espindola@google.com>
2885 * main.cc (main): Fix the sys time reporting.
2886 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2889 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2891 * options.cc (General_options::parse_version): Allow -v to exit
2892 without an error if there is nothing to link.
2894 2009-12-29 Ian Lance Taylor <iant@google.com>
2896 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2897 using a version of gcc before 4.1.
2898 * configure: Rebuild.
2900 2009-12-28 Chris Demetriou <cgd@google.com>
2902 * attributes.cc (Output_attributes_section_data::do_write): Use
2903 std::vector::front rather than std::vector::data.
2905 2009-12-28 Ian Lance Taylor <iant@google.com>
2907 * symtab.h (class Symbol_table): Add enum Defined.
2908 * resolve.cc (Symbol_table::should_override): Add defined
2909 parameter. Change all callers. Test whether object is NULL
2910 before calling a method on it.
2911 (Symbol_table::report_resolve_problem): Add defined parameter.
2913 (Symbol_table::should_override_with_special): Likewise.
2914 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2915 parameter. Change all callers.
2916 (Symbol_table::do_define_in_output_data): Likewise.
2917 (Symbol_table::define_in_output_segment): Likewise.
2918 (Symbol_table::do_define_in_output_segment): Likewise.
2919 (Symbol_table::define_as_constant): Likewise.
2920 (Symbol_table::do_define_as_constant): Likewise.
2921 * script.h (class Symbol_assignment): Add is_defsym parameter to
2922 constructor; change all callers.
2923 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2924 parameter. Change all callers. Add is_defsym_ field.
2925 (class Parser_closure): Add parsing_defsym parameter to
2926 constructor; change all callers. Add parsing_defsym accessor
2927 function. Add parsing_defsym_ field.
2929 2009-12-28 Ian Lance Taylor <iant@google.com>
2931 * gold.cc (queue_middle_tasks): Fix formatting.
2932 * object.cc (Relobj::is_section_name_included): Likewise.
2934 2009-12-23 Ian Lance Taylor <iant@google.com>
2936 * i386.cc (Target_i386::do_calls_non_split): Recognize
2937 -fsplit-stack prologue for a function with a static chain.
2938 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2939 -fsplit-stack prologue when using %r11.
2941 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2943 * options.cc (General_options::parse_version): Make -v continue and do
2944 the link like GNU ld does.
2946 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2948 * Makefile.am (CCFILES): Add timer.cc.
2949 (HFILES): Add timer.h.
2950 * configure.ac: Check for sysconf and times.
2951 * main.cc: include timer.h.
2952 (main): Use Timer instead of get_run_time.
2955 * workqueue.cc: include timer.h.
2956 (Workqueue::find_and_run_task):
2957 Report user, sys and wall time.
2958 * Makefile.in: Regenerate.
2959 * config.in: Regenerate.
2960 * configure: Regenerate.
2962 2009-12-16 Doug Kwan <dougkwan@google.com>
2964 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2966 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2967 relaxed input sections.
2968 * output.cc (Output_section::find_relaxed_input_section): Change
2969 return type to Output_relaxed_input_section pointer. Adjust code
2970 for new type of relaxed_input_section_map_.
2971 * output.h (Output_section::find_relaxed_input_section): Change
2972 return type to Output_relaxed_input_section pointer.
2973 (Output_section::Output_relaxed_input_section_by_input_section_map):
2975 (Output_section::relaxed_input_section_map_): Change type to
2976 Output_section::Output_relaxed_input_section_by_input_section_map.
2977 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2980 2009-12-15 Ian Lance Taylor <iant@google.com>
2982 * layout.cc (Layout::create_shstrtab): Only write out after input
2983 sections if we are compressing debug sections.
2985 2009-12-15 Ian Lance Taylor <iant@google.com>
2987 * archive.cc (Archive::add_symbols): Only look up a symbol without
2988 a version if there is, in fact, a version.
2990 2009-12-14 Ian Lance Taylor <iant@google.com>
2992 Revert -Wshadow changes, all changes from:
2993 2009-12-11 Doug Kwan <dougkwan@google.com>
2994 2009-12-11 Nick Clifton <nickc@redhat.com>
2995 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2997 2009-12-11 Doug Kwan <dougkwan@google.com>
2999 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3001 * attributes.cc (Object_attribute::size): Ditto.
3002 (Attributes_section_data::size): Ditto.
3003 (Attributes_section_data::Attributes_section_data): Ditto.
3004 (Output_attributes_section_data::do_write): Ditto.
3005 * attributes.h (Object_attribute::set_type): Ditto.
3006 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3008 2009-12-11 Nick Clifton <nickc@redhat.com>
3010 * archive.cc: Fix shadowed variable warnings.
3012 * compressed_output.cc: Likewise.
3013 * compressed_output.h: Likewise.
3014 * configure: Likewise.
3015 * dwarf_reader.cc: Likewise.
3016 * dynobj.cc: Likewise.
3017 * dynobj.h: Likewise.
3018 * ehframe.cc: Likewise.
3019 * ehframe.h: Likewise.
3020 * errors.cc: Likewise.
3021 * expression.cc: Likewise.
3022 * fileread.cc: Likewise.
3023 * fileread.h: Likewise.
3024 * freebsd.h: Likewise.
3025 * i386.cc: Likewise.
3027 * incremental.h: Likewise.
3028 * layout.cc: Likewise.
3029 * layout.h: Likewise.
3030 * mapfile.cc: Likewise.
3031 * merge.cc: Likewise.
3032 * merge.h: Likewise.
3033 * object.cc: Likewise.
3034 * object.h: Likewise.
3035 * options.h: Likewise.
3036 * output.cc: Likewise.
3037 * output.h: Likewise.
3038 * parameters.cc: Likewise.
3039 * plugin.cc: Likewise.
3040 * powerpc.cc: Likewise.
3041 * reduced_debug_output.cc: Likewise.
3042 * reduced_debug_output.h: Likewise.
3043 * reloc.cc: Likewise.
3044 * reloc.h: Likewise.
3045 * resolve.cc: Likewise.
3046 * script-sections.cc: Likewise.
3047 * script.cc: Likewise.
3048 * script.h: Likewise.
3049 * sparc.cc: Likewise.
3050 * symtab.cc: Likewise.
3051 * symtab.h: Likewise.
3052 * target-select.cc: Likewise.
3053 * target-select.h: Likewise.
3054 * token.h: Likewise.
3055 * workqueue.cc: Likewise.
3056 * workqueue.h: Likewise.
3057 * x86_64.cc: Likewise.
3059 2009-12-10 Doug Kwan <dougkwan@google.com>
3061 * arm.cc (attributes.h): New include.
3062 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3063 (Arm_relobj::~Arm_relobj): Delete object pointed by
3064 attributes_section_data_.
3065 (Arm_relobj::attributes_section_data): New method definition.
3066 (Arm_relobj::attributes_section_data_): New data member declaration.
3067 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3068 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3069 attributes_section_data_.
3070 (Arm_dynobj::attributes_section_data): New method definition.
3071 (Arm_dynobj::attributes_section_data_): New data member declaration.
3072 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3073 initialization value of may_use_blx_ to false.
3074 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3075 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3076 object attributes to compute results instead of hard-coding.
3077 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3078 Target_arm::get_secondary_compatible_arch,
3079 Target_arm::set_secondary_compatible_arch
3080 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3081 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3082 New method declarations.
3083 (Target_arm::get_aeabi_object_attribute): New method definition.
3084 (Target_arm::attributes_section_data_): New data member declaration.
3085 (read_arm_attributes_section): New template definition.
3086 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3087 (Arm_dynobj::do_read_symbols): Ditto.
3088 (Target_arm::do_finalize_sections): Merge attributes sections from
3089 input. Check for BLX use after attributes section merging.
3090 Fix __exidx_start and __exidx_end visibility. Create an
3091 .ARM.attributes section if necessary.
3092 (Target_arm::get_secondary_compatible_arch,
3093 Target_arm::set_secondary_compatible_arch,
3094 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3095 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3096 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3097 New method definitions.
3099 2009-12-09 Ian Lance Taylor <iant@google.com>
3101 * plugin.cc (Plugin::load): Don't cast from void* to a function
3104 2009-12-09 Ian Lance Taylor <iant@google.com>
3106 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3109 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3111 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3112 Replace two_file_shared_1.so with two_file_shared_2.so.
3113 * testsuite/Makefile.in: Regenerated.
3115 2009-12-08 Doug Kwan <dougkwan@google.com>
3117 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3118 (HFILES): Add attributes.h and int_encoding.h.
3119 * Makefile.in: Regenerate.
3120 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3121 function definitions to int_encoding.cc
3122 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3123 prototypes to int_encoding.h
3124 * reduced_debug_output.cc (int_encoding.h): New include.
3125 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3126 function definitions to int_encoding.cc
3127 (insert_into_vector, read_from_pointer): Move template definitions to
3129 * attributes.cc: New file.
3130 * attributes.h: New file.
3131 * int_encoding.cc: New file.
3132 * int_encoding.h: New file.
3134 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3137 * incremental-dump.cc (dump_incremental_inputs): New.
3138 (main): Use dump_incremental_inputs.
3140 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3143 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3144 checking elfcpp::STT_FUNC.
3145 (Target_i386::Relocate::relocate): Likewise.
3146 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3148 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3149 symbols from shared libraries into normal FUNC symbols.
3151 * symtab.h (Symbol): Add is_func and use it.
3153 2009-12-05 Doug Kwan <dougkwan@google.com>
3155 * arm.cc (Target_arm::arm_info): Initialize new fields
3156 attributes_section and attributes_vendor.
3157 * i386.cc (Target_i386::i386_info): Same.
3158 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3159 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3160 fields attributes_section and attributes_vendor.
3161 * sparc.cc (Target_sparc::sparc_info): Same.
3162 * target.h (Target::attributes_section, Target::attributes_vendor,
3163 Target::is_attributes_section, Target::attribute_arg_type,
3164 Target::attributes_order): New method definitions.
3165 (Target::Target_info::attributes_section,
3166 Target::Target_info::attributes_vendor): New fields.
3167 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3168 virtual method definitions.
3169 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3170 attributes_section and attributes_vendor.
3171 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3173 2009-12-05 Doug Kwan <dougkwan@google.com>
3175 * arm.cc: Update comments about interworking and stub generation.
3176 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3177 considered as non-PIC.
3178 (Arm_relocate_functions::base_abs): Fix formatting.
3179 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3180 of function to use GOT entry address instead of offset.
3181 (Target_arm::Scan::global): Issue an error if a symbol would need a
3182 PLT does not get one because it is untyped. Remove code to create
3183 dynamic symbols for relative branches.
3184 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3185 takes unsigned integer instead of boolean.
3187 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3189 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3190 (two_file_test_LDADD): Likewise.
3191 (common_test_1_LDADD): Likewise.
3192 (exception_test_LDADD) Likewise.
3193 (weak_test_LDADD): Likewise.
3194 (many_sections_test_LDADD): Likewise.
3195 (initpri1_LDADD): Likewise.
3196 (script_test_1_LDADD): Likewise.
3197 (script_test_2_LDADD): Likewise.
3198 (justsyms_LDADD): Likewise.
3199 (binary_test_LDADD): Likewise.
3200 (large_LDADD): Likewise.
3201 * testsuite/Makefile.in: Regenerated.
3203 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3205 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3206 (Symbol_table::override_with_special): Likewise.
3207 (Symbol_table::add_from_object): Likewise.
3209 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3211 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3212 Don't set the data_offset twice.
3214 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3216 * testsuite/Makefile.in: Regenerate.
3218 2009-12-03 Doug Kwan <dougkwan@google.com>
3220 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3221 (Target_arm::do_finalize_sections): Add parameter for symbol table
3222 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3223 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3224 parameter for symbol table pointer.
3225 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3226 an additional parameter for a pointer to symbol table.
3227 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3228 parameter for a symbol table pointer.
3229 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3230 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3232 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3233 parameter for a symbol table pointer.
3235 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3237 * incremental.cc (Incremental_inputs_header)
3238 (Incremental_inputs_header_write, Incremental_inputs_entry)
3239 (Incremental_inputs_entry_write): Move ...
3240 * incremental.h (Incremental_inputs_header)
3241 (Incremental_inputs_header_write, Incremental_inputs_entry)
3242 (Incremental_inputs_entry_write): here.
3244 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3246 * incremental.cc (make_sized_incremental_binary): Set the target.
3247 Error if it is incompatible.
3248 * output.h (Output_file): Add filename method.
3250 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3252 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3253 from the get_* methods.
3255 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3257 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3258 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3259 Write 0 for the data_offset of scripts.
3261 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3263 * testsuite/Makefile.am: Add the incremental_test.sh test.
3264 * testsuite/incremental_test.sh: New.
3265 * testsuite/incremental_test_1.c: New.
3266 * testsuite/incremental_test_2.c: New.
3268 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3270 * incremental-dump.cc (main): Fix typos.
3272 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3275 * incremental-dump.cc (main): Use llu to print 64 bit values.
3277 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3278 H.J. Lu <hongjiu.lu@intel.com>
3280 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3282 (incremental_dump_LDADD): Likewise.
3283 * Makefile.in: Regenerated.
3285 2009-11-25 Doug Kwan <dougkwan@google.com>
3289 2009-11-25 Doug Kwan <dougkwan@google.com>
3291 * arm.cc (Target_arm::Target_arm): Move method definition
3292 outside of class definition. Add code to handle
3293 --target1-rel, --target1-abs and --target2= options.
3294 (Target_arm::get_reloc_reloc_type): Change method to be
3295 non-static and const.
3296 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3297 New data member declaration.
3298 (Target_arm::Scan::local, Target_arm::Scan::global,
3299 Target_arm::Relocate::relocate,
3300 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3301 Adjust call to Target_arm::get_real_reloc_type.
3302 (Target_arm::get_real_reloc_type): Use command line options
3303 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3304 * options.h (--target1-rel, --target1-abs, --target2): New
3307 2009-11-25 Doug Kwan <dougkwan@google.com>
3309 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3310 class definition. Add code to handle --target1-rel, --target1-abs
3311 and --target2= options.
3312 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3314 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3316 (Target_arm::Scan::local, Target_arm::Scan::global,
3317 Target_arm::Relocate::relocate,
3318 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3319 call to Target_arm::get_real_reloc_type.
3320 (Target_arm::get_real_reloc_type): Use command line options to
3321 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3322 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3325 2009-11-25 Doug Kwan <dougkwan@google.com>
3327 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3328 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3329 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3331 (Arm_relocate_functions::thm_call): Replace body with a call to
3332 Arm_relocate_functions::thumb_branch_common.
3333 (Arm_relocate_functions::thm_jump24,
3334 Arm_relocate_functions::thm_xpc22): New method definitions.
3335 (Arm_relocate_functions::thumb_branch_common): New method definition.
3336 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3338 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3339 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3341 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3343 * Makefile.am: Build incremental-dump
3344 * Makefile.in: Regenerate.
3345 * incremental-dump.cc: New.
3346 * incremental.cc (Incremental_inputs_header_data,
3347 Incremental_inputs_entry_data): Move to incremental.h
3348 * incremental.h: (Incremental_inputs_header_data,
3349 Incremental_inputs_entry_data): Move from incremental.cc
3351 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3353 * incremental.cc (Incremental_inputs_header,
3354 Incremental_inputs_header_write, Incremental_inputs_entry,
3355 Incremental_inputs_entry_write): Add a typedef with the data type.
3357 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3359 * incremental.cc (Incremental_inputs_header,
3360 Incremental_inputs_header_write, Incremental_inputs_entry,
3361 Incremental_inputs_entry_write): Update comment about which
3362 type has the filed descriptions.
3364 2009-11-15 Doug Kwan <dougkwan@google.com>
3366 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3367 (Arm_relocate_functions::arm_branch_common): Change method defintion
3368 in class definition to a method declaration and update list of formal
3370 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3371 Arm_relocation_functions::jump24): Adjust call to
3372 Arm_relocate_functions::arm_branch_common. Update list of formal
3374 (Arm_relocate_functions::xpc25): New method definition.
3375 (Arm_relocate_functions::arm_branch_common): Move method defintion
3376 out from class definition. Use stubs for mode-switching and extending
3378 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3379 specially. Change code to enable use of stubs in ARM branches.
3381 2009-11-10 Doug Kwan <dougkwan@google.com>
3383 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3384 in method declaration.
3385 (Target_arm::relocate_stub): New method declaration.
3386 (Target_arm::default_target): Change to return a pointer instead of
3388 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3389 Target_arm::default_target.
3390 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3392 (Target_arm::relocate_section): Adjust view.
3393 (Target_arm::relocate_stub): New method definition.
3395 2009-11-10 Doug Kwan <dougkwan@google.com>
3397 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3399 * incremental.cc (open_incremental_binary): Initialized local
3400 variables to avoid warnings.
3401 * object.cc (make_elf_object): Ditto.
3402 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3405 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3408 * testsuite/plugin_test.c: Include "config.h".
3410 2009-11-09 Doug Kwan <dougkwan@google.com>
3412 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3413 (arm_symbol_value): Remove.
3414 (Arm_relocate_functions::arm_branch_common,
3415 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3416 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3417 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3418 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3419 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3420 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3421 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3422 Arm_relocate_functions::thm_mobw_abs_nc,
3423 Arm_relocate_functions::thm_mov_abs,
3424 Arm_relocate_functions::movw_prel_nc,
3425 Arm_relocate_functions::thm_movt_abs,
3426 Arm_relocate_functions::movt_prel,
3427 Arm_relocate_functions::thm_movw_prel_nc,
3428 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3429 (Target_arm::Relocate::relocate): Only decompose address into two
3430 parts if relocation type uses the thumb-bit and pass the actual
3431 bit instead of a flag indicating that the thumb-bit is used. Adjust
3432 calls to methods in Arm_relocate_functions for this change.
3434 2009-11-08 Ian Lance Taylor <iant@google.com>
3437 * reloc.cc: Instantiate
3438 Sized_relobj::initialize_input_to_output_maps and
3439 Sized_relobj:free_input_to_output_maps.
3441 2009-11-06 Ian Lance Taylor <iant@google.com>
3444 * defstd.cc (in_segment): Set only_if_ref true for "end".
3446 2009-11-06 Doug Kwan <dougkwan@google.com>
3448 * arm.cc (class Reloc_stub): Correct a comment.
3449 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3450 (Target_arm::scan_section_for_stubs): New method declaration.
3451 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3452 Change methods from private to protected.
3453 (Target_arm::do_may_relax): New method definition.
3454 (Target_arm::do_relax, Target_arm::group_sections,
3455 Target_arm::scan_reloc_for_stub,
3456 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3457 (Target_arm::arm_input_section_map_): New data member declaration.
3458 (Target_arm::scan_reloc_for_stub,
3459 Target_arm::scan_reloc_section_for_stubs,
3460 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3461 Target_arm::do_relax): New method definitions.
3463 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3465 * configure.ac: Check for (struct stat)::st_mtim
3466 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3467 * config.in: Regenerate.
3468 * configure: Regenerate.
3470 2009-11-05 Ian Lance Taylor <iant@google.com>
3473 * output.cc (Output_segment::add_output_section): Add missing
3476 2009-11-04 Ian Lance Taylor <iant@google.com>
3479 * object.h (class Object): Add is_needed and set_is_needed
3480 methods. Add is_needed_ field. Make bool fields into bitfields.
3481 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3482 defined in a dynamic object and referenced by a regular object,
3483 set is_needed for the dynamic object.
3484 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3485 if the file is marked with as_needed and it is not needed.
3487 2009-11-04 Ian Lance Taylor <iant@google.com>
3490 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3491 tags if data is discarded by linker script.
3492 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3493 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3494 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3495 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3497 2009-11-04 Ian Lance Taylor <iant@google.com>
3499 * layout.cc (Layout::get_output_section): Add is_interp and
3500 is_dynamic_linker_section parameters. Change all callers.
3501 (Layout::choose_output_section): Likewise.
3502 (Layout::make_output_section): Likewise.
3503 (Layout::add_output_section_data): Add is_dynamic_linker_section
3504 parameter. Change all callers.
3505 * layout.h (class Layout): Update declarations.
3506 * output.h (class Output_section): Add is_interp, set_is_interp,
3507 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3508 Add is_interp_, is_dynamic_linker_section_ fields. Change
3509 generate_code_fills_at_write_ to a bitfield.
3510 * output.cc (Output_section::Output_sections): Initialize new
3512 (Output_segment::add_output_section): Add do_sort parameter.
3515 2009-11-03 Ian Lance Taylor <iant@google.com>
3518 * options.h (class General_options): Add --warn-common.
3519 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3520 merging two common symbols.
3521 (Symbol_table::should_override): Handle --warn-common when merging
3522 a common symbol with a defined symbol. Use report_resolve_problem
3523 for multiple definitions.
3524 (Symbol_table::report_resolve_problem): New function.
3525 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3527 2009-11-03 Doug Kwan <dougkwan@google.com>
3529 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3531 (Target_arm::stub_factory): New method definition.
3532 (Target_arm::new_arm_input_section,
3533 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3534 Target_arm::reloc_uses_thumb_bit): New method declarations.
3535 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3536 New type definitions.
3537 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3538 member declarations.
3539 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3540 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3541 New method definitions.
3543 2009-11-03 Ian Lance Taylor <iant@google.com>
3545 * options.h (class General_options): Add --warn_constructors.
3547 2009-11-03 Ian Lance Taylor <iant@google.com>
3550 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3551 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3553 2009-11-03 Ian Lance Taylor <iant@google.com>
3556 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3557 --msgid-bugs-address.
3558 (install-pdf): New target.
3559 (install-data_yes): Look up one directory to find mkinstalldirs.
3561 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3563 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3566 2009-10-30 Doug Kwan <dougkwan@google.com>
3568 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3570 2009-10-30 Doug Kwan <dougkwan@google.com>
3572 * arm.cc (Stub_addend_reader): New struct template definition
3573 and partial specializations.
3574 (Stub_addend_reader::operator()): New method definition for a
3575 partially specialized template.
3577 2009-10-30 Doug Kwan <dougkwan@google.com>
3579 * arm.cc (Arm_relobj::processor_specific_flags): New method
3581 (Arm_relobj::do_read_symbols): New method declaration.
3582 (Arm_relobj::processor_specific_flags_): New data member declaration.
3583 (Arm_dynobj): New class definition.
3584 (Target_arm::do_finalize_sections): Add input_objects parameter.
3585 (Target_arm::do_adjust_elf_header): New method declaration.
3586 (Target_arm::are_eabi_versions_compatible,
3587 (Target_arm::merge_processor_specific_flags): New method declaration.
3588 (Target_arm::do_make_elf_object): New overloaded method definitions
3590 (Arm_relobj::do_read_symbols): New method definition.
3591 (Arm_dynobj::do_read_symbols): Ditto.
3592 (Target_arm::do_finalize_sections): Add input_objects parameters.
3593 Merge processor-specific flags from all input objects.
3594 (Target_arm::are_eabi_versions_compatible,
3595 Target_arm::merge_processor_specific_flags,
3596 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3597 New method definitions.
3598 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3599 Input_objects pointer type parameter.
3600 * layout.cc (Layout::finalize): Pass input objects to target's.
3601 finalize_sections function.
3602 * output.cc (Output_file_header::do_sized_write): Set ELF file
3603 header's processor-specific flags.
3604 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3605 Input_objects pointer type parameter.
3606 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3607 * target.h (Input_objects): New forward class declaration.
3608 (Target::processor_specific_flags,
3609 Target::are_processor_specific_flags_sect): New method definitions.
3610 (Target::finalize_sections): Add input_objects parameter.
3611 (Target::Target): Initialize processor_specific_flags_ and
3612 are_processor_specific_flags_set_.
3613 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3615 (Target::set_processor_specific_flags): New method definition.
3616 (Target::processor_specific_flags_,
3617 Target::are_processor_specific_flags_set_): New data member
3619 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3620 Input_objects pointer type parameter.
3622 2009-10-30 Doug Kwan <dougkwan@google.com>
3624 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3626 2009-10-28 Ian Lance Taylor <iant@google.com>
3628 * object.h (class Relobj): Drop options parameter from
3629 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3630 do_scan_relocs, do_relocate. Change all callers.
3631 (class Sized_relobj): Drop options parameters from
3632 do_gc_process_relocs, do_scan_relocs, do_relocate,
3633 do_relocate_sections, relocate_sections, emit_relocs_scan,
3634 emit_relocs_scan_reltype. Change all callers.
3635 (struct Relocate_info): Remove options field and all references to
3637 * reloc.h (class Read_relocs): Remove options constructor
3638 parameter and options_ field. Change all callers.
3639 (class Gc_process_relocs, class Scan_relocs): Likewise.
3640 (class Relocate_task): Likewise.
3641 * target-reloc.h (scan_relocs): Remove options parameter. Change
3643 (scan_relocatable_relocs): Likewise.
3644 * target.h (class Sized_target): Remove options parameter from
3645 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3647 * gc.h (gc_process_relocs): Remove options parameter. Change all
3649 * arm.cc: Update functions to remove options parameters.
3650 * i386.cc: Likewise.
3651 * powerpc.cc: Likewise.
3652 * sparc.cc: Likewise.
3653 * x86_64.cc: Likewise.
3654 * testsuite/testfile.cc: Likewise.
3656 2009-10-28 Doug Kwan <dougkwan@google.com>
3658 * arm.cc (Arm_relobj): New class definition.
3659 (Arm_relobj::scan_sections_for_stubs,
3660 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3661 New method definitions.
3663 2009-10-28 Cary Coutant <ccoutant@google.com>
3665 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3666 (Plugin::cleanup_done_): New member.
3667 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3668 (Plugin_manager::cleanup_done_): Remove.
3669 (Plugin_manager::add_input_file): Edit error message.
3670 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3671 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3673 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3675 * fileread.cc: (File_read::View::~View): Use the new
3676 data_ownership_ filed.
3677 (File_read::~File_read): Dispose the new whole_file_view_.
3678 (File_read::open): Mmap the whole file if needed.
3679 (File_read::open): Use whole_file_view_ instead of contents_.
3680 (File_read::find_view): Use whole_file_view_ if applicable.
3681 (File_read::do_read): Use whole_file_view_ instead of contents_.
3682 (File_read::make_view): Use whole_file_view_ instead of contents_,
3683 update File_read::View::View call.
3684 (File_read::find_or_make_view): Update File_read::View::View
3686 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3688 (File_read::View::Data_ownership): New enum.
3689 (File_read::View::View): Replace bool mapped_ with Data_ownership
3691 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3692 (File_read::View::data_ownership_): New field.
3693 (File_read::contents_): Remove (replaced by whole_file_view_).
3694 (File_read::whole_file_view_): New field.
3695 * options.h (class General_options): Add --keep-files-mapped.
3697 2009-10-27 Cary Coutant <ccoutant@google.com>
3699 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3700 * testsuite/Makefile.am (plugin_test_5): New test case.
3701 * testsuite/Makefile.in: Regenerate.
3703 2009-10-25 Doug Kwan <dougkwan@google.com>
3705 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3706 from private to protected to allow access by child class.
3707 (Sized_relobj::do_relocate_sections): New method declaration.
3708 (Sized_relobj::relocate_sections): Virtualize.
3709 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3710 Sized_relobj::relocate_sections. Instantiate template explicitly
3711 for different target sizes and endianity.
3713 2009-10-24 Doug Kwan <dougkwan@google.com>
3715 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3716 (Arm_input_section::as_arm_input_section): New method.
3717 (Arm_output_section): New class definition.
3718 (Arm_output_section::create_stub_group,
3719 Arm_output_section::group_sections): New method definitions.
3721 2009-10-22 Doug Kwan <dougkwan@google.com>
3723 * arm.cc (Arm_input_section): New class definition.
3724 (Arm_input_section::init, Arm_input_section:do_write,
3725 Arm_input_section::set_final_data_size,
3726 Arm_input_section::do_reset_address_and_file_offset): New method
3729 2009-10-21 Doug Kwan <dougkwan@google.com>
3731 * arm.cc (Stub_table, Arm_input_section): New forward class
3733 (Stub_table): New class defintion.
3734 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3735 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3736 New method definition.
3738 2009-10-21 Doug Kwan <dougkwan@google.com>
3740 * arm.cc: Update copyright comments.
3741 (Target_arm): New forward class template declaration.
3742 (Arm_address): New type.
3743 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3744 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3745 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3747 (Insn_template): Same.
3748 (DEF_STUBS): New macro.
3749 (Stub_type): New enum type.
3750 (Stub_template): New class definition.
3753 (Stub_factory): Same.
3754 (Target_arm::Target_arm): Initialize may_use_blx_ and
3755 should_force_pic_veneer_.
3756 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3757 Target_arm::should_force_pic_veneer,
3758 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3759 Target_arm::using_thumb_only, Target_arm:;default_target): New
3761 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3762 New data member declarations.
3763 (Insn_template::size, Insn_template::alignment): New method defintions.
3764 (Stub_template::Stub_template): New method definition.
3765 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3766 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3767 (Stub_factory::Stub_factory): New method definition.
3768 * gold.h (string_hash): New template.
3769 * output.h (Input_section_specifier::hash_value): Use
3771 (Input_section_specifier::string_hash): Remove.
3772 * stringpool.cc (Stringpool_template::string_hash): Use
3775 2009-10-20 Doug Kwan <dougkwan@google.com>
3777 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3778 symbols of relaxed input sections.
3779 * output.h (Output_section::find_relaxed_input_section): Make
3782 2009-10-16 Doug Kwan <dougkwan@google.com>
3784 * dynobj.cc (Versions::Versions): Initialize version_script_.
3785 Only insert base version symbol definition for a shared object
3786 if version script defines any version versions.
3787 (Versions::define_base_version): New method definition.
3788 (Versions::add_def): Check that base version is not needed.
3789 (Versions::add_need): Define base version lazily.
3790 * dynobj.h (Versions::define_base_version): New method declaration.
3791 (Versions::needs_base_version_): New data member declaration.
3792 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3793 (check_DATA): Add no_version_test.stdout.
3794 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3796 * testsuite/Makefile.in: Regenerate.
3797 * testsuite/no_version_test.c: New file.
3798 * testsuite/no_version_test.sh: Ditto.
3800 2009-10-16 Doug Kwan <dougkwan@google.com>
3802 * expression.cc (class Segment_start_expression): New class definition.
3803 (Segment_start_expression::value): New method definition.
3804 (script_exp_function_segment_start): Return a new
3805 Segment_start_expression.
3806 * gold/script-c.h (script_saw_segment_start_expression): New function
3808 * script-sections.cc (Script_sections::Script_sections): Initialize
3809 SAW_SEGMENT_START_EXPRESSION_ to false.
3810 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3811 and -Tbbs options to specify section addresses if given in
3812 command line and no SEGMENT_START expression is seen in a script.
3813 * script-sections.h (Script_sections::saw_segment_start_expression,
3814 Script_sections::set_saw_segment_start_expression): New method
3816 (Script_sections::saw_segment_start_expression_): New data member
3818 * script.cc (script_saw_segment_start_expression): New function.
3819 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3820 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3821 script_test_7.sh and script_test_8.sh.
3822 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3823 script_test_8.stdout.
3824 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3825 (script_test_6, script_test_6.stdout, script_test_7,
3826 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3827 * Makefile.in: Regenerate.
3828 * testsuite/script_test_6.sh: New file.
3829 * testsuite/script_test_6.t: Same.
3830 * testsuite/script_test_7.sh: Same.
3831 * testsuite/script_test_7.t: Same.
3832 * testsuite/script_test_8.sh: Same.
3834 2009-10-16 Doug Kwan <dougkwan@google.com>
3836 * output.cc (Output_segment::set_section_list_address): Cast
3837 expressions to unsigned long long type to avoid format warnings.
3839 2009-10-15 Ian Lance Taylor <iant@google.com>
3841 * script.cc (Script_options::add_symbol_assignment): Always add a
3842 dot assignment to script_sections_.
3843 * script-sections.cc (Script_sections::add_dot_assignment):
3844 Initialize if necessary.
3846 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3847 program headers with no load segment if there is a linker script.
3849 * layout.cc (Layout::set_segment_offsets): Align the file offset
3850 to the segment aligment for -N or -n with no load segment.
3851 * output.cc (Output_segment::add_output_section): Don't crash if
3852 the first section is a TLS section.
3853 (Output_segment::set_section_list_addresses): Print an error
3854 message if the address moves backward in a linker script.
3855 * script-sections.cc
3856 (Output_section_element_input::set_section_addresses): Don't
3857 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3858 (Orphan_output_section::set_section_addresses): Likewise.
3860 2009-10-15 Doug Kwan <dougkwan@google.com>
3862 * layout.cc (Layout::finish_dynamic_section): Generate tags
3863 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3864 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3865 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3867 2009-10-14 Ian Lance Taylor <iant@google.com>
3869 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3871 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3872 data_shdr fields of relinfo.
3873 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3874 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3875 R_386_TLS_LDO_32, adjust based on section flags.
3876 (Target_i386::Relocate::fix_up_ldo): Remove.
3878 2009-10-13 Ian Lance Taylor <iant@google.com>
3880 Add support for -pie.
3881 * options.h (class General_options): Add -pie and
3883 (General_options::output_is_position_independent): Test -pie.
3884 (General_options::output_is_executable): Return true if not shared
3885 and not relocatable.
3886 (General_options::output_is_pie): Remove.
3887 * options.cc (General_options::finalize): Reject incompatible uses
3889 * gold.cc (queue_middle_tasks): A -pie link is not static.
3890 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3891 * symtab.cc (Symbol::final_value_is_known): Return false if
3892 output_is_position_independent.
3893 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3894 output_is_position_independent.
3895 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3896 output_is_position_independent.
3897 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3898 output_is_position_independent.
3899 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3901 (basic_pie_test.o, basic_pie_test): New targets.
3902 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3903 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3904 (two_file_pie_test): New target.
3905 * testsuite/Makefile.in: Rebuild.
3906 * README: Remove note saying that -pie is not supported.
3908 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3910 * options.h (class General_options): Add -init and -fini.
3911 * layout.cc (Layout::finish_dynamic_section): Emit
3912 given init and fini functions.
3914 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3916 * gc.h (gc_process_relocs): Check if icf is enabled using new
3918 * gold.cc (queue_initial_tasks): Likewise.
3919 (queue_middle_tasks): Likewise.
3920 * object.cc (do_layout): Likewise.
3921 * symtab.cc (is_section_folded): Likewise.
3922 * main.cc (main): Likewise.
3923 * reloc.cc (Read_relocs::run): Likewise.
3924 (Sized_relobj::do_scan_relocs): Likewise.
3925 * icf.cc (is_function_ctor_or_dtor): New function.
3926 (Icf::find_identical_sections): Check if function is ctor or dtor when
3928 * options.h (General_options::icf): Change option to be an enum.
3929 (Icf_status): New enum.
3930 (icf_enabled): New method.
3931 (icf_safe_folding): New method.
3932 (set_icf_status): New method.
3933 (icf_status_): New variable.
3934 * (options.cc) (General_options::finalize): Set icf_status_.
3935 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3936 icf_test and icf_keep_unique_test to use the --icf enum flag.
3937 * testsuite/icf_safe_test.sh: New file.
3938 * testsuite/icf_safe_test.cc: New file.
3940 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3942 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3943 includes to gc.h and icf.h.
3944 * arm.cc: Include gc.h.
3945 * gold.cc: Likewise.
3946 * i386.cc: Likewise.
3947 * powerpc.cc: Likewise.
3948 * sparc.cc: Likewise.
3949 * x86_64.cc: Likewise.
3950 * gc.h: Include icf.h.
3952 2009-10-11 Ian Lance Taylor <iant@google.com>
3954 * plugin.cc: Include "gold.h" before other header files.
3956 2009-10-10 Chris Demetriou <cgd@google.com>
3958 * options.h (Input_file_argument::Input_file_type): New enum.
3959 (Input_file_argument::is_lib_): Replace with...
3960 (Input_file_argument::type_): New member.
3961 (Input_file_argument::Input_file_argument): Take Input_file_type
3962 'type' rather than boolean 'is_lib' as second argument.
3963 (Input_file_argument::is_lib): Use type_.
3964 (Input_file_argument::is_searched_file): New function.
3965 (Input_file_argument::may_need_search): Handle is_searched_file.
3966 * options.cc (General_options::parse_library): Support -l:filename.
3967 (General_options::parse_just_symbols): Update for Input_file_argument
3969 (Command_line::process): Likewise.
3970 * archive.cc (Archive::get_file_and_offset): Likewise.
3971 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3972 * script.cc (read_script_file, script_add_file): Likewise.
3973 * fileread.cc (Input_file::Input_file): Likewise.
3974 (Input_file::will_search_for): Handle is_searched_file.
3975 (Input_file::open): Likewise.
3976 * readsyms.cc (Read_symbols::get_name): Likewise.
3977 * testsuite/Makefile.am (searched_file_test): New test.
3978 * testsuite/Makefile.in: Regenerate.
3979 * testsuite/searched_file_test.cc: New file.
3980 * testsuite/searched_file_test_lib.cc: New file.
3982 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3983 Ian Lance Taylor <iant@google.com>
3985 * descriptor.cc: Include <cstdio> and "binary-io.h".
3986 (Descriptors::open): Open the files in binary mode always.
3987 * script.cc (Lex::get_token): Treat \r as whitespace.
3989 2009-10-09 Ian Lance Taylor <iant@google.com>
3991 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3993 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3994 Ian Lance Taylor <iant@google.com>
3996 * configure.ac: Check for readv function also.
3997 * fileread.cc (readv): Define if not HAVE_READV.
3998 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4000 * config.in: Regenerate.
4001 * configure: Regenerate.
4003 2009-10-09 Doug Kwan <dougkwan@google.com>
4005 * layout.cc (Layout::make_output_section): Call target hook to make
4006 ordinary output section.
4007 (Layout::finalize): Adjust parameter list of call the
4008 Target::may_relax().
4009 * layout.h (class Layout::section_list): New method.
4010 * merge.h (Output_merge_base::entsize): Change visibility to public.
4011 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4013 (Output_merge_string::do_is_string): New method.
4014 * object.cc (Sized_relobj::do_setup): renamed from
4015 Sized_relobj::set_up.
4016 * object.h (Sized_relobj::adjust_shndx,
4017 Sized_relobj::initializ_input_to_output_maps,
4018 Sized_relobj::free_input_to_output_maps): Change visibilities to
4020 (Sized_relobj::setup): Virtualize.
4021 (Sized_relobj::do_setup): New method declaration.
4022 (Sized_relobj::invalidate_section_offset,
4023 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4024 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4025 * options.cc (parse_int): New function.
4026 * options.h (parse_int): New declaration.
4027 (DEFINE_int): New macro.
4028 (stub_group_size): New option.
4029 * output.cc (Output_section::Output_section): Initialize memebers
4030 merge_section_map_, merge_section_by_properties_map_,
4031 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4032 (Output_section::add_input_section): Handled deferred code-fill
4033 generation and remove an old comment.
4034 (Output_section::add_relaxed_input_section): New method definition.
4035 (Output_section::add_merge_input_section): Use merge section by
4036 properties map to speed to search. Update merge section maps
4038 (Output_section::build_relaxation_map): New method definition.
4039 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4041 (Output_section::relax_input_section): Renamed to
4042 Output_section::convert_input_sections_to_relaxed_sections and change
4043 interface to take a vector of pointers to relaxed sections.
4044 (Output_section::find_merge_section,
4045 Output_section::find_relaxed_input_section): New method definitions.
4046 (Output_section::is_input_address_mapped,
4047 Output_section::output_offset, Output_section::output_address):
4048 Use output section data maps to speed up searching.
4049 (Output_section::find_starting_output_address): Add comments.
4050 (Output_section::do_write,
4051 Output_section::write_to_postprocessing_buffer): Do code-fill
4052 generation as appropriate.
4053 (Output_section::get_input_sections): Invalidate relaxed input section
4055 (Output_section::restore_states): Adjust type of checkpoint .
4056 Invalidate relaxed input section map.
4057 * output.h (Output_merge_base): New class declaration.
4058 (Input_section_specifier): New class defintion.
4059 (class Output_relaxed_input_section) Change base class to
4060 Output_section_data_build.
4061 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4062 base class initializer.
4063 (Output_section::add_relaxed_input_section): New method declaration.
4064 (Output_section::Input_section): Change visibility to protected.
4065 (Output_section::Input_section::relobj,
4066 Output_section::Input_section::shndx): Handle relaxed input sections.
4067 Output_section::input_sections) Change visibility to protected. Also
4068 define overload to return a non-const pointer.
4069 (Output_section::Merge_section_properties): New class defintion.
4070 (Output_section::Merge_section_by_properties_map,
4071 Output_section::Output_section_data_by_input_section_map,
4072 Output_section::Relaxation_map): New types.
4073 (Output_section::relax_input_section): Rename method to
4074 Output_section::convert_input_sections_to_relaxed_sections and change
4075 interface to take a vector of relaxed section pointers.
4076 (Output_section::find_merge_section,
4077 Output_section::find_relaxed_input_section,
4078 Output_section::build_relaxation_map,
4079 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4080 New method declarations.
4081 (Output_section::merge_section_map_
4082 Output_section::merge_section_by_properties_map_,
4083 Output_section::relaxed_input_section_map_,
4084 Output_section::is_relaxed_input_section_map_valid_,
4085 Output_section::generate_code_fills_at_write_): New data members.
4086 * script-sections.cc
4087 (Output_section_element_input::set_section_addresses): Call
4088 current_data_size and addralign methods of relaxed input sections.
4089 (Orphan_output_section::set_section_addresses): Call current_data_size
4090 and addralign methods of relaxed input sections.
4091 * symtab.cc (Symbol_table::compute_final_value): Extract template
4092 from the body of Symbol_table::sized_finalize_symbol.
4093 (Symbol_table::sized_finalized_symbol): Call
4094 Symbol_table::compute_final_value.
4095 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4096 (Symbol_table::compute_final_value): New templated method declaration.
4097 * target.cc (Target::do_make_output_section): New method defintion.
4098 * target.h (Target::make_output_section): New method declaration.
4099 (Target::relax): Add more parameters for input objects, symbol table
4100 and layout. Adjust call to do_relax.
4101 (Target::do_make_output_section): New method declaration.
4102 (Target::do_relax): Add parameters for input objects, symbol table
4105 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4107 * pread.c: Include stdio.h.
4109 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4111 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4114 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4116 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4117 Change read_shndx type to unsigned int.
4118 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4120 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4121 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4122 Change read_shndx type to unsigned int.
4123 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4125 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4126 * layout.cc (Layout::create_symtab_sections): Cast the result of
4127 local_symcount * symsize to off_t in the gold_assert.
4129 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4131 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4132 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4134 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4135 (Arm_relocate_functions::thm_abs5): New function.
4136 (Arm_relocate_functions::abs12): New function.
4137 (Arm_relocate_functions::abs16): New function.
4138 (Arm_relocate_functions::base_abs): New function.
4139 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4140 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4141 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4143 (Scan::global): Likewise.
4144 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4145 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4146 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4147 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4150 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4152 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4153 (Arm_relocate_functions::movt_prel): New function.
4154 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4155 (Arm_relocate_functions::thm_movt_prel): New function.
4156 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4157 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4158 (Scan::global, Relocate::relocate): Likewise.
4159 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4161 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4163 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4164 Incremental_checker.
4165 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4167 (class Incremental_inputs_header): New class.
4168 (Incremental_inputs_header_writer): Edit comment.
4169 (Incremental_inputs_entry): New class.
4170 (Incremental_inputs_entry_writer): Edit comment.
4171 (Sized_incremental_binary::do_find_incremental_inputs_section):
4172 Add *strtab_shndx parameter, fill it.
4173 (Sized_incremental_binary::do_check_inputs): New method.
4174 (Incremental_checker::can_incrementally_link_output_file): Use
4175 Sized_incremental_binary::check_inputs.
4176 (Incremental_inputs::report_command_line): Save command line in
4179 (Incremental_binary::find_incremental_inputs_section): New
4181 (Incremental_binary::do_find_incremental_inputs_section): Add
4182 strtab_shndx parameter.
4183 (Incremental_binary::do_check_inputs): New pure virtual method.
4184 (Sized_incremental_binary::do_check_inputs): Declare.
4185 (Incremental_checker::Incremental_checker): Add incremental_inputs
4186 parameter, use it to initialize incremental_inputs_.
4187 (Incremental_checker::incremental_inputs_): New field.
4188 (Incremental_checker::command_line): New method.
4189 (Incremental_checker::inputs): New method.
4190 (Incremental_checker::command_line_): New field.
4192 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4194 * incremental.cc: Include <cstdarg> and "target-select.h".
4195 (vexplain_no_incremental): New function.
4196 (explain_no_incremental): New function.
4197 (Incremental_binary::error): New method.
4198 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4200 (make_sized_incremental_binary): New function.
4201 (open_incremental_binary): New function.
4202 (can_incrementally_link_file): Add checks if output is ELF and has
4204 * incremental.h: Include "elfcpp_file.h" and "output.h".
4205 (Incremental_binary): New class.
4206 (Sized_incremental_binary): New class.
4207 (open_incremental_binary): Declare.
4208 * object.cc (is_elf_object): Use
4209 elfcpp::Elf_recognizer::is_elf_file.
4210 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4211 * output.h (Output_file::filesize): New method.
4213 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4215 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4217 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4218 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4220 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4222 (Arm_relocate_functions::movw_abs_nc): New function.
4223 (Arm_relocate_functions::movt_abs): New function.
4224 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4225 (Arm_relocate_functions::thm_movt_abs): New function.
4226 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4227 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4228 (Scan::global): Likewise.
4229 (Relocate::relocate): Likewise.
4230 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4232 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4234 * arm.cc (Arm_relocate_functions::got_prel) New function.
4235 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4236 (Relocate::relocate): Likewise.
4237 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4239 2009-10-06 Ian Lance Taylor <iant@google.com>
4241 * options.h (class General_options): Define
4242 split_stack_adjust_size parameter.
4243 * object.h (class Object): Add uses_split_stack_ and
4244 has_no_split_stack_ fields. Add uses_split_stack and
4245 has_no_split_stack accessor functions. Declare
4246 handle_split_stack_section.
4247 (class Reloc_symbol_changes): Define.
4248 (class Sized_relobj): Define Function_offsets. Declare
4249 split_stack_adjust, split_stack_adjust_reltype, and
4251 * object.cc (Object::handle_split_stack_section): New function.
4252 (Sized_relobj::do_layout): Call handle_split_stack_section.
4253 * dynobj.cc (Sized_dynobj::do_layout): Call
4254 handle_split_stack_section.
4255 * reloc.cc (Sized_relobj::relocate_sections): Call
4256 split_stack_adjust for executable sections in split_stack
4257 objects. Pass reloc_map to relocate_section.
4258 (Sized_relobj::split_stack_adjust): New function.
4259 (Sized_relobj::split_stack_adjust_reltype): New function.
4260 (Sized_relobj::find_functions): New function.
4261 * target-reloc.h: Include "object.h".
4262 (relocate_section): Add reloc_symbol_changes parameter. Change
4264 * target.h (class Target): Add calls_non_split method. Declare
4265 do_calls_non_split virtual method. Declare match_view and
4267 * target.cc: Include "elfcpp.h".
4268 (Target::do_calls_non_split): New function.
4269 (Target::match_view): New function.
4270 (Target::set_view_to_nop): New function.
4271 * gold.cc (queue_middle_tasks): Give an error if mixing
4272 split-stack and non-split-stack objects with -r.
4273 * i386.cc (Target_i386::relocate_section): Add
4274 reloc_symbol_changes parameter.
4275 (Target_i386::do_calls_non_split): New function.
4276 * x86_64.cc (Target_x86_64::relocate_section): Add
4277 reloc_symbol_changes parameter.
4278 (Target_x86_64::do_calls_non_split): New function.
4279 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4281 * powerpc.cc (Target_powerpc::relocate_section): Add
4282 reloc_symbol_changes parameter.
4283 * sparc.cc (Target_sparc::relocate_section): Add
4284 reloc_symbol_changes parameter.
4285 * configure.ac: Call AM_CONDITIONAL for the default target.
4286 * configure: Rebuild.
4287 * testsuite/Makefile.am (TEST_AS): New variable.
4288 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4289 (check_DATA): Add split_i386 and split_x86_64 files.
4290 (SPLIT_DEFSYMS): Define.
4291 (split_i386_[1234n].o): New targets.
4292 (split_i386_[124]): New targets.
4293 (split_i386_[1234r].stdout): New targets.
4294 (split_x86_64_[1234n].o): New targets.
4295 (split_x86_64_[124]): New targets.
4296 (split_x86_64_[1234r].stdout): New targets.
4297 (MOSTLYCLEANFILES): Add new executables.
4298 * testsuite/split_i386.sh: New file.
4299 * testsuite/split_x86_64.sh: New file.
4300 * testsuite/split_i386_1.s: New file.
4301 * testsuite/split_i386_2.s: New file.
4302 * testsuite/split_i386_3.s: New file.
4303 * testsuite/split_i386_4.s: New file.
4304 * testsuite/split_i386_n.s: New file.
4305 * testsuite/split_x86_64_1.s: New file.
4306 * testsuite/split_x86_64_2.s: New file.
4307 * testsuite/split_x86_64_3.s: New file.
4308 * testsuite/split_x86_64_4.s: New file.
4309 * testsuite/split_x86_64_n.s: New file.
4310 * testsuite/testfile.cc (Target_test): Update relocation_section
4312 * testsuite/Makefile.in: Rebuild.
4314 2009-10-06 Ian Lance Taylor <iant@google.com>
4316 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4317 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4318 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4319 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4320 the address on ldo_addrs_.
4321 (Target_i386::Relocate::fix_up_ldo): New function.
4323 2009-10-06 Rafael Espindola <espindola@google.com>
4325 * plugin.cc (add_input_library): New.
4326 (Plugin::load): Add add_input_library to tv.
4327 (Plugin_manager::add_input_file): Add the is_lib argument.
4328 (add_input_file): Update call to Plugin_manager::add_input_file.
4329 (add_input_library): New.
4330 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4332 2009-09-30 Doug Kwan <dougkwan@google.com>
4334 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4335 symbol and call Symbol::may_need_copy_reloc to determine if
4336 a copy reloc is needed.
4337 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4338 nocopyreloc is given in command line.
4339 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4340 given in command line.
4341 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4342 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4343 of the removed Target_i386::may_need_copy_reloc.
4344 * options.h (copyreloc): New option with default value false.
4345 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4346 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4347 instead of the removed Target_powerpc::may_need_copy_reloc.
4348 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4349 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4350 instead of the removed Target_sparc::may_need_copy_reloc.
4351 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4352 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4353 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4354 instead of the removed Target_x86_64::may_need_copy_reloc.
4356 2009-09-30 Ian Lance Taylor <iant@google.com>
4358 * object.h (class Object): Remove target_ field, and target,
4359 sized_target, and set_target methods.
4360 (Object::sized_target): Remove.
4361 (class Sized_relobj): Update declarations. Remove sized_target.
4362 * object.cc (Sized_relobj::setup): Remove target parameter.
4364 (Input_objects::add_object): Don't do anything with the target.
4365 (make_elf_sized_object): Add punconfigured parameter. Change all
4366 callers. Set or test parameter target.
4367 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4369 * parameters.cc (Parameters::set_target): Change parameter type to
4371 (Parameters::default_target): Remove.
4372 (set_parameters_target): Change parameter type to be non-const.
4373 (parameters_force_valid_target): New function.
4374 (parameters_clear_target): New function.
4375 * parameters.h (class Parameters): Update declarations. Remove
4376 default_target method. Add sized_target and clear_target
4377 methods. Change target_ to be non-const.
4378 (set_parameters_target): Update declaration.
4379 (parameters_force_valid_target): Declare.
4380 (parameters_clear_target): Declare.
4381 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4382 as NULL if we aren't searching.
4383 (Add_symbols::run): Don't check for compatible target.
4384 * fileread.cc (Input_file::open_binary): Call
4385 parameters_force_valid_target.
4386 * gold.cc (queue_middle_tasks): Likewise.
4387 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4388 set_target on object.
4389 * dynobj.h (class Sized_dynobj): Update declarations.
4390 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4391 make_elf_object returns NULL.
4392 (Archive::include_member): Don't check whether object target is
4394 * output.cc (Output_section::add_input_section): Get target from
4396 (Output_section::relax_input_section): Likewise.
4397 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4399 (Sized_relobj::do_scan_relocs): Likewise.
4400 (Sized_relobj::relocate_sections): Likewise.
4401 * resolve.cc (Symbol_table::resolve): Likewise.
4402 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4403 parameter. Change all callers.
4404 (Symbol_table::add_from_object): Get target from parameters.
4405 (Symbol_table::add_from_relobj): Don't check object target.
4406 (Symbol_table::add_from_dynobj): Likewise.
4407 (Symbol_table::define_special_symbol): Get target from
4409 * symtab.h (class Symbol_table): Update declaration.
4410 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4411 parameter. Change all callers. Clear parameter target.
4412 (Binary_test): Test target here.
4413 * testsuite/object_unittest.cc (gold_testsuite): Remove
4414 target_test_pointer parameter. Change all callers.
4415 (Object_test): Test target here.
4417 2009-09-26 Ian Lance Taylor <iant@google.com>
4419 * testsuite/initpri1.c: Don't try to use constructor priorities if
4420 compiling with gcc before 4.3.
4422 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4424 * testsuite/retain_symbols_file_test.sh (check_present): Change
4425 output file name to retain_symbols_file_test.stdout.
4426 (check_absent): Likewise.
4428 2009-09-18 Craig Silverstein <csilvers@google.com>
4430 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4431 * options.cc: Include <cerrno> and <fstream>.
4432 (General_options::finalize): Parse -retain-symbols-file tag.
4433 * options.h: New flag.
4434 (General_options): New method should_retain_symbol, new
4435 variable symbols_to_retain.
4436 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4437 should_retain_symbol map.
4438 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4439 * testsuite/Makefile.in: Regenerate.
4440 * testsuite/retain_symbols_file_test.sh: New file.
4442 2009-09-18 Nick Clifton <nickc@redhat.com>
4444 * po/es.po: Updated Spanish translation.
4446 2009-09-17 Doug Kwan <dougkwan@google.com>
4448 * debug.h (DEBUG_RELAXATION): New constant.
4449 (DEBUG_ALL): Add DEBUG_RELAXATION.
4450 (debug_string_to_enum): Add relaxation debug option.
4452 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4453 Layout::Relaxation_debug_check::read_sections,
4454 Layout::Relaxation_debug_check::read_sections): New method definitions.
4455 (Layout::Layout): Initialize data members
4456 record_output_section_data_from_scrips_,
4457 script_output_section_data_list_ and relaxation_debug_check_.
4458 (Layout::save_segments, Layout::restore_segments,
4459 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4460 Layout::relaxation_loop_body): New method definitions.
4461 (Layout::finalize): Support relaxation. Move section layout code to
4462 Layout::relaxation_loop_body.
4463 (Layout::set_asection_address_from_script): Move code for orphan
4464 section placement out.
4465 (Layout::place_orphan_sections_in_script): New method definition.
4466 * layout.h (Output_segment_headers, Output_file_header):
4467 New forward class declarations.
4468 (Layout::~Layout): Define.
4469 (Layout::new_output_section_data_from_script): New method definition.
4470 (Layout::place_orphan_sections_in_script): New method declaration.
4471 (Layout::Segment_states): New type declaration.
4472 (Layout::save_segments, Layout::restore_segments,
4473 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4474 Layout::relaxation_loop_body): New method declarations.
4475 (Layout::Output_section_data_list): New type declaration.
4476 (Layout::Relaxation_debug_check): New class definition.
4477 (Layout::record_output_section_data_from_script_,
4478 Layout::script_output_section_data_list_, Layout::segment_states_,
4479 Layout::relaxation_debug_check_): New data members.
4480 * output.cc: (Output_section_headers::do_size): New method definition.
4481 (Output_section_headers::Output_section_headers): Move size
4482 computation to Output_section_headers::do_size.
4483 (Output_segment_headers::do_size): New method definition.
4484 (Output_file_header::Output_file_header): Move size computation to
4485 Output_file_header::do_size and call it.
4486 (Output_file_header::do_size): New method definition.
4487 (Output_data_group::Output_data_group): Adjust call to
4488 Output_section_data.
4489 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4490 (Output_symtab_xindex::do_write): Add array bound check.
4491 (Output_section::Input_section::print_to_mapfile): Handle
4492 RELAXED_INPUT_SECTION_CODE.
4493 (Output_section::Output_section): Initialize data member checkpoint_.
4494 (Output_section::~Output_section): Delete checkpoint object pointed
4496 (Output_section::add_input_section): Always add an Input_section if
4498 (Output_section::add_merge_input_section): Add assert.
4499 (Output_section::relax_input_section): New method definition.
4500 (Output_section::set_final_data_size): Set load address to zero for
4501 an unallocated section.
4502 (Output_section::do_address_and_file_offset_have_reset_values):
4503 New method definition.
4504 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4505 Handle relaxed input section.
4506 (Output_section::sort_attached_input_sections): Checkpoint input
4507 section list lazily.
4508 (Output_section::get_input_sections): Change type of input_sections to
4509 list of Simple_input_section pointers. Checkpoint input section list
4510 lazily. Also handle relaxed input sections.
4511 (Output_section::add_input_section_for_script): Take a reference to
4512 a Simple_input_section object instead of Relobj pointer and section
4513 index as parameter. Handle relaxed input sections.
4514 (Output_section::save_states, Output_section::restore_states): New
4516 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4517 (Output_data::is_data_size_fixed): New method definition.
4518 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4520 (Output_data::address_and_file_offset_have_reset_values): New method
4522 (Output_data::do_address_and_file_offset_have_reset_values): New method
4524 (Output_data::set_data_size): Check that data size is not fixed.
4525 (Output_data::fix_data_size): New method definition.
4526 (Output_data::is_data_size_fixed_): New data member.
4527 (Output_section_headers::set_final_data_size): New method definition.
4528 (Output_section_headers::do_size): New method declaration.
4529 (Output_segment_headers::set_final_data_size): New method definition.
4530 (Output_segment_headers::do_size): New method declaration.
4531 (Output_file_header::set_final_data_size)::New method definition.
4532 (Output_file_header::do_size)::New method declaration.
4533 (Output_section_data::Output_section_data): Add new parameter
4534 is_data_size_fixed and use it to fix data size.
4535 (Output_data_const::Output_data_const): Adjust call to base class
4536 constructor and fix data size.
4537 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4538 base class constructor and fix data size.
4539 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4540 base class constructor and fix data size.
4541 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4542 class constructor and fix data size.
4543 (Output_data_group::set_final_data_size): New method definition.
4544 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4545 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4546 class constructor and fix data size.
4547 (Output_relaxed_input_section): New class definition.
4548 (Output_section::Simple_input_section): New class definition.
4549 (Output_section::get_input_sections): Adjust parameter list.
4550 (Output_section::add_input_section_for_script): Same.
4551 (Output_section::save_states, Output_section::restore_states,
4552 Output_section::do_address_and_file_offset_have_reset_values,
4553 (Output_section::Input_section::Input_section): Handle
4554 RELAXED_INPUT_SECTION_CODE. Add new overload for
4555 Output_relaxed_input_section.
4556 (Output_section::Input_section::is_input_section,
4557 Output_section::Input_section::set_output_section): Handle relaxed
4559 (Output_section::Input_section::is_relaxed_input_section,
4560 Output_section::Input_section::output_section_data,
4561 Output_section::Input_section::relaxed_input_section): New method
4563 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4565 (Output_section::Input_section::u1_): Update comments.
4566 (Output_section::Input_section::u2_): Add new union member poris.
4567 (Output_section::Checkpoint_output_section): New classs definition.
4568 (Output_section::relax_input_section): New method declaration.
4569 (Output_section::checkpoint_): New data member.
4570 (Output_segment): Update comments.
4571 (Output_segment::Output_segment): Un-privatize copy constructor.
4572 (Output_segment::operator=): Un-privatize.
4573 * script-sections.cc (Output_section_element::Input_section_list):
4574 Change element type to Output_section::Simple_input_section.
4575 (Output_section_element_dot_assignment::set_section_addresses):
4576 Register output section data for relaxation clean up.
4577 (Output_data_exression::Output_data_expression): Adjust call to base
4578 constructor to fix data size.
4579 (Output_section_element_data::set_section_addresses): Register
4580 Output_data_expression object for relaxation clean up.
4581 (struct Input_section_info): Replace Relobj pointer and section index
4582 pair with Output_section::Simple_input_section and Convert struct to a
4584 (Input_section_sorter::operator()): Adjust access to
4585 Input_section_info data member to use accessors.
4586 (Output_section_element_input::set_section_addresses): Use layout
4587 parameter. Adjust code to use Output_section::Simple_input_section
4588 and Input_secction_info classes. Register filler for relaxation
4590 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4591 and section index pair with Output_section::Simple_input_section
4592 class. Adjust code accordingly.
4593 (Phdrs_element::release_segment): New method definition.
4594 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4596 (Script_sections::release_segments): New method definition.
4597 * gold/script-sections.h (Script_sections::release_segments): New
4599 * gold/target.h (Target::may_relax, Target::relax,
4600 Target::do_may_relax, Target::do_relax): New method definitions.
4602 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4604 * arm.cc (has_signed_unsigned_overflow): New function.
4605 (Arm_relocate_functions::abs8): New function.
4606 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4607 (Target_arm::Scan::global): Likewise.
4608 (Target_arm::relocate::relocate): Likewise.
4609 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4612 2009-09-16 Cary Coutant <ccoutant@google.com>
4614 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4615 * testsuite/Makefile.in: Regenerate.
4617 2009-09-11 Nick Clifton <nickc@redhat.com>
4619 * po/gold.pot: Updated by the Translation project.
4621 2009-09-08 Cary Coutant <ccoutant@google.com>
4623 * output.cc (Output_file::open): Add execute permission to empty file.
4624 * testsuite/Makefile.am (permission_test): New test.
4625 * testsuite/Makefile.in: Regenerate.
4627 2009-09-02 Ian Lance Taylor <iant@google.com>
4629 * output.cc (Output_file::resize): Call map_no_anonymous rather
4632 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4634 * gold.cc: Include "incremental.h".
4635 (queue_initial_tasks): Call Incremental_checker methods.
4636 * incremental.cc: Include "output.h".
4637 (Incremental_checker::can_incrementally_link_output_file): New
4639 * incremental.h (Incremental_checker): New class.
4641 * output.cc (Output_file::open_for_modification): New method.
4642 (Output_file::map_anonymous): Changed return type to bool. Record
4644 (Output_file::map_no_anonymous): New method, broken out of map.
4645 (Output_file::map): Use map_no_anonymous and map_anonymous.
4646 * output.h (class Output_file): Update declarations.
4648 2009-08-24 Cary Coutant <ccoutant@google.com>
4650 * options.h (Command_line::Pre_options): New class.
4651 (Command_line::pre_options): New member.
4652 * options.cc (gold::options::ready_to_register): New variable.
4653 (One_option::register_option): Do nothing if not registering options.
4654 Assert if same short option registered twice.
4655 (General_options::General_options): Turn off option registration when
4657 (Command_line::Pre_options::Pre_options): New constructor.
4659 2009-08-24 Cary Coutant <ccoutant@google.com>
4661 * options.h (General_options::no_keep_memory): Remove incorrect
4664 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4666 * Makefile.am (am__skiplex, am__skipyacc): New.
4667 * Makefile.in: Regenerate.
4669 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4671 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4672 (INCLUDES): ... this.
4673 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4674 (AM_CPPFLAGS): Renamed from ...
4675 (INCLUDE): ... this.
4676 * Makefile.in, testsuite/Makefile.in: Regenerate.
4678 * Makefile.in: Regenerate.
4679 * aclocal.m4: Likewise.
4680 * config.in: Likewise.
4681 * configure: Likewise.
4682 * testsuite/Makefile.in: Likewise.
4684 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4685 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4686 * Makefile.in: Regenerate.
4687 * testsuite/Makefile.in: Regenerate.
4689 2009-08-19 Cary Coutant <ccoutant@google.com>
4691 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4692 symbols in shared libraries overridden by hidden or internal symbols
4693 in the main program.
4695 2009-08-19 Chris Demetriou <cgd@google.com>
4697 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4698 checking source file names in error messages.
4700 2009-08-18 Doug Kwan <dougkwan@google.com>
4702 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4703 an elcpp::Ehdr as parameter. Adjust call to set_target.
4704 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4705 an elfcpp::Ehdr as parameter.
4706 * object.cc (Object::set_target): Remove the version that looks up
4707 a target and sets it.
4708 (Sized_relobj::setup): Take a Target object instead of
4709 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4710 (make_elf_sized_object): Find target and ask target to
4712 * object.h: (Object::set_target): Remove the version that looks up
4713 a target and sets it.
4714 (Sized_relobj::setup): Take a Target object instead of
4715 an elfcpp:Ehdr as parameter.
4716 * target.cc: Include dynobj.h.
4717 (Target::do_make_elf_object_implementation): New.
4718 (Target::do_make_elf_object): New.
4719 * target.h (Target::make_elf_object): New template declaration.
4720 (Target::do_make_elf_object): New method declarations.
4721 (Target::do_make_elf_object_implementation): New template declaration.
4723 2009-08-14 Ian Lance Taylor <iant@google.com>
4725 * gold.h (FUNCTION_NAME): Define.
4726 (gold_unreachable): Use FUNCTION_NAME.
4728 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4730 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4731 symbol in the --keep-unique list is not found.
4733 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4735 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4736 been maked as --keep-unique.
4737 (Icf::unfold_section): New function.
4738 * icf.h (Icf::unfold_section): New function.
4739 * options.h (General_options::keep_unique): New option.
4740 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4741 * testsuite/Makefile.in: Regenerate.
4742 * testsuite/icf_keep_unique_test.sh: New file.
4743 * testsuite/icf_keep_unique_test.cc: New file.
4745 2009-08-12 Cary Coutant <ccoutant@google.com>
4748 * resolve.cc (Symbol_table::resolve): Check for references from
4749 dynamic objects to hidden and internal symbols.
4750 * testsuite/Makefile.am (hidden_test.sh): New test.
4751 * testsuite/Makefile.in: Regenerate.
4752 * testsuite/hidden_test.sh: New script.
4753 * testsuite/hidden_test_1.c: New test source.
4754 * testsuite/hidden_test_main.c: New test source.
4756 2009-08-11 Doug Kwan <dougkwan@google.com>
4758 * arm.cc: Update comments.
4759 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4760 segment to locate the .ARM.exidx section if present.
4762 2009-08-09 Doug Kwan <dougkwan@google.com>
4764 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4767 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4768 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4771 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4773 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4774 valid tls_segment only for non-debug-section relocations.
4775 * testsuite/Makefile.am: Add gc_tls_test.
4776 * testsuite/Makefile.in: Regenerate.
4777 * testsuite/gc_tls_test.cc: New file.
4778 * testsuite/gc_tls_test.sh: New file.
4780 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4784 * Makefile.am (CCFILES): Add icf.cc.
4786 * Makefile.in: Regenerate.
4787 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4788 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4789 section, symbol and addend information for the relocs.
4790 * gold.cc (queue_middle_tasks): Call identical code folding.
4791 * gold.h: Add defines for multimap.
4792 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4793 to the call of finalize_local_symbols.
4794 * main.cc (main): Create object of class Icf.
4795 * object.cc (Sized_relobj::do_layout): Allow this function to be
4796 called twice during icf.
4797 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4798 to sections marked as identical by icf.
4799 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4801 (Sized_relobj::do_section_entsize): New function.
4802 * object.h (Object::section_entsize): New function.
4803 (Object::do_section_entsize): New pure virtual function.
4804 (Relobj::finalize_local_symbols): Add new parameter.
4805 (Relobj::do_section_entsize): New function.
4806 * options.h (General_options::icf): New option.
4807 (General_options::icf_iterations): New option.
4808 (General_options::print_icf_sections): New option.
4809 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4810 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4811 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4813 * symtab.cc (Symbol_table::is_section_folded): New function.
4814 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4815 to sections marked as identical by icf.
4816 * symtab.h (Symbol_table::set_icf): New function.
4817 (Symbol_table::icf): New function.
4818 (Symbol_table::is_section_folded): New function.
4819 (Symbol_table::icf_): New data member.
4820 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4821 * testsuite/Makefile.am: Add commands to build icf_test.
4822 * testsuite/Makefile.in: Regenerate.
4823 * testsuite/icf_test.sh: New file.
4824 * testsuite/icf_test.cc: New file.
4826 2009-07-24 Chris Demetriou <cgd@google.com>
4828 * layout.cc (is_compressible_debug_section): Fix incorrect
4829 comment about compressed section names.
4831 2009-07-20 Ian Lance Taylor <ian@airs.com>
4834 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4836 2009-07-16 Ian Lance Taylor <iant@google.com>
4839 * layout.h: #include <map>.
4840 (class Kept_section): Change from struct to class. Add accessors
4841 and setters. Add section size to Comdat_group mapping. Change
4842 Comdat_group to std::map. Add is_comdat_ field. Add
4843 linkonce_size field in union.
4844 (class Layout): Update declaration of find_or_add_kept_section.
4845 Don't declare find_kept_object.
4846 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4847 parameter. Add object, shndx, is_comdat, and is_group_name
4848 parameters. Change all callers. Adjust for new Kept_section.
4849 (Layout::find_kept_object): Remove.
4850 * object.cc (Sized_relobj::include_section_group): Update use of
4851 Kept_section. Rename secnum to shndx. Only record
4852 Kept_comdat_section if sections are the same size.
4853 (Sized_relobj::include_linkonce_section): Update use of
4854 Kept_section. Only record Kept_comdat_section if sections are the
4855 same size. Set size of linkonce section.
4856 (Sized_relobj::map_to_kept_section): Update call to
4857 get_kept_comdat_section.
4858 * object.h (class Sized_relobj): Rename fields in
4859 Kept_comdat_section to drop trailing underscores; change object
4860 field to Relobj*. Change Kept_comdat_section_table to store
4861 struct rather than pointer.
4862 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4863 Add kept_object and kept_shndx parameters. Change all callers.
4864 (Sized_relobj::get_kept_comdat_section): Change return type to
4865 bool. Add kept_object and kept_shndx parameters. Change all
4867 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4868 Layout::find_or_add_kept_section.
4870 2009-07-09 Ian Lance Taylor <iant@google.com>
4872 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4873 Reserve space in the hash table.
4875 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4877 * fileread.cc (File_read::get_mtime): New method.
4878 * fileread.h (Timespec): New structure.
4879 (File_read::get_mtime): New method.
4880 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4881 Renamed from timestamp_nsec.
4882 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4884 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4886 (Incremental_inputs::report_archive): Save mtime; style fix.
4887 (Incremental_inputs::report_obejct): Save mtime; style fix.
4888 (Incremental_inputs::report_script): Save mtime; style fix.
4889 (Incremental_inputs::finalize_inputs): Style fix.
4890 (Incremental_inputs::finalize): Style fix.
4891 (Incremental_inputs::create_input_section_data): Store inputs
4893 * incremental.h (Incremental_inputs::report_script): Add mtime
4895 (Incremental_inputs::Input_info::Input_info): Intialize only one
4897 (Incremental_inputs::Input_info::archive): Move to nameless
4899 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4900 (Incremental_inputs::Input_info::script): Move to nameless union.
4901 (Incremental_inputs::mtime): New field.
4902 * script.cc (read_input_script): Pass file mtime to
4904 * script.h (Script_info::inputs): Style fix.
4906 2009-07-01 Ian Lance Taylor <ian@airs.com>
4908 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4911 2009-06-24 Ian Lance Taylor <iant@google.com>
4914 * layout.cc (Layout::choose_output_section): If we find an
4915 existing section, update the flags.
4916 (Layout::create_notes): New function, broken out of
4918 (Layout::finalize): Don't create note sections.
4919 (Layout::create_note): Don't crash if linker script discards
4921 (Layout::create_gold_note): Likewise.
4922 (Layout::create_build_id): Likewise. Don't set
4923 after_input_sections on the section.
4924 (Layout::create_executable_stack_info): Remove target parameter.
4926 * layout.h (class Layout): Declare create_notes. Update
4927 declaration of create_executable_stack_info.
4928 * gold.cc (queue_middle_tasks): Call create_notes.
4929 * output.cc (Output_section::update_flags_for_input_section): Move
4930 here from output.h. If SHF_ALLOC flag is newly set, mark address
4932 * output.h (Output_data::mark_address_invalid): New function.
4933 (class Output_section): Only declare, not define,
4934 update_flags_for_input_section. Remove set_flags.
4936 2009-06-24 Ian Lance Taylor <iant@google.com>
4938 * script-sections.cc (Output_section_definition::
4939 set_section_addresses): Rename shadowing local load_address to
4942 2009-06-24 Ian Lance Taylor <iant@google.com>
4945 * reloc.cc (relocate_sections): Skip empty relocation sections.
4947 2009-06-23 Ian Lance Taylor <iant@google.com>
4950 * layout.cc (Layout::create_note): Use choose_output_section
4951 rather than make_output_section.
4953 2009-06-23 Ian Lance Taylor <iant@google.com>
4956 * options.cc (General_options::parse_V): Set printed_version_.
4957 (General_options::General_options): Initialize printed_version_.
4958 * options.h (class General_options): Add printed_version_ field.
4959 * gold.cc (queue_initial_tasks): If there are no input files,
4960 don't give a fatal error if we printed the version information.
4961 (queue_middle_tasks): If using -r with a shared object, give a
4962 fatal error rather than an ordinary error.
4964 2009-06-23 Ian Lance Taylor <iant@google.com>
4967 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4968 (Layout::make_output_section): Set have_stabstr_section_ if we see
4969 a .stab*str section.
4970 (Layout::finalize): Call link_stabs_sections.
4971 (Layout::link_stabs_sections): New file.
4972 * layout.h (class Layout): Add have_stabstr_section_ field.
4973 Declare link_stabs_sections.
4975 2009-06-23 Doug Kwan <dougkwan@google.com>
4977 * Makefile.am (libgold_a_LIBADD): New.
4978 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4979 * Makefile.in: Regenerate.
4980 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4981 * configure: Regenerate.
4982 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4983 * fileread.cc: Include sys/state.h
4984 * gold.h: Declare memmem and strndup if found missing.
4985 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4987 2009-06-23 Ian Lance Taylor <iant@google.com>
4989 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4990 * configure: Rebuild.
4992 2009-06-23 Ian Lance Taylor <iant@google.com>
4995 * object.cc (Object::section_contents): Don't try to get a view if
4996 the section has length zero.
4997 (Object::handle_gnu_warning_section): If the section is empty, use
4998 the name of the section as the warning.
5000 2009-06-23 Ian Lance Taylor <iant@google.com>
5003 * stringpool.h (class Stringpool_template): Add optimize_ field.
5004 (Stringpool_template::set_optimize): New function.
5005 * stringpool.cc (Stringpool_template::Stringpool_template):
5006 Initialize optimize_ field.
5007 (Stringpool_template::set_string_offsets): Test local optimize
5008 fild rather than parameter.
5009 * layout.cc (Layout::Layout): Call set_optimize on the section
5012 2009-06-22 Ian Lance Taylor <iant@google.com>
5015 * yyscript.y: Parse TARGET.
5016 * script.cc (script_set_target): New function.
5017 * script-c.h (script_set_target): Declare.
5018 * options.cc (General_options::string_to_object_format): Rename
5019 from string_to_object_format in anonymous namespace. Change
5021 * options.h (class General_options): Declare
5022 string_to_object_format.
5024 2009-06-22 Ian Lance Taylor <iant@google.com>
5026 * script-sections.cc (Script_sections::create_segments): Don't put
5027 program headers in a PT_LOAD segment if -n or -N.
5029 2009-06-22 Ian Lance Taylor <iant@google.com>
5032 * options.h (class General_options): Add -z lazy and -z now. Sort
5033 -z options into alphabetical order.
5034 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5036 2009-06-21 Ian Lance Taylor <iant@google.com>
5038 * layout.cc (Layout::make_output_section): Call
5039 Target::new_output_section.
5040 (Layout::attach_allocated_section_to_segment): Put large section
5041 sections in a separate load segment with the large segment flag
5043 (Layout::segment_precedes): Sort large data segments after other
5045 (align_file_offset): New static function.
5046 (Layout::set_segment_offsets): Use align_file_offset.
5047 * output.h (class Output_section): Add is_small_section_ and
5048 is_large_section_ fields.
5049 (Output_section::is_small_section): New function.
5050 (Output_section::set_is_small_section): New function.
5051 (Output_section::is_large_section): New function.
5052 (Output_section::set_is_large_section): New function.
5053 (Output_section::is_large_data_section): New function.
5054 (class Output_segment): Add is_large_data_segment_ field.
5055 (Output_segment::is_large_data_segment): New function.
5056 (Output_segment::set_is_large_data_segment): New function.
5057 * output.cc (Output_section::Output_section): Initialize new
5059 (Output_segment::Output_segment): Likewise.
5060 (Output_segment::add_output_section): Add assertion that large
5061 data sections always go in large data segments. Force small data
5062 sections to the end of the list of data sections. Force small BSS
5063 sections to the start of the list of BSS sections. For large BSS
5064 sections to the end of the list of BSS sections.
5065 * symtab.h (class Symbol): Declare is_common_shndx.
5066 (Symbol::is_defined): Check Symbol::is_common_shndx.
5067 (Symbol::is_common): Likewise.
5068 (class Symbol_table): Define enum Commons_section_type. Update
5069 declarations. Add small_commons_ and large_commons_ fields.
5070 * symtab.cc (Symbol::is_common_shndx): New function.
5071 (Symbol_table::Symbol_table): Initialize new fields.
5072 (Symbol_table::add_from_object): Put small and large common
5073 symbols in the right list.
5074 (Symbol_table::sized_finalized_symbol): Check
5075 Symbol::is_common_shndx.
5076 (Symbol_table::sized_write_globals): Likewise.
5077 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5078 common symbol lists. Don't call do_allocate_commons_list if the
5080 (Symbol_table::do_allocate_commons_list): Remove is_tls
5081 parameter. Add comons_section_type parameter. Change all
5082 callers. Handle small and large common symbols.
5083 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5084 Symbol::is_common_shndx.
5085 * resolve.cc (symbol_to_bits): Likewise.
5086 * target.h (Target::small_common_shndx): New function.
5087 (Target::small_common_section_flags): New function.
5088 (Target::large_common_shndx): New function.
5089 (Target::large_common_section_flags): New function.
5090 (Target::new_output_section): New function.
5091 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5092 small_common_section_flags, and large_common_section_flags
5094 (Target::do_new_output_section): New virtual function.
5095 * arm.cc (Target_arm::arm_info): Initialize new fields.
5096 * i386.cc (Target_i386::i386_info): Likewise.
5097 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5099 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5100 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5101 (Target_x86_64::do_new_output_section): New function.
5102 * configure.ac: Define conditional MCMODEL_MEDIUM.
5103 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5104 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5105 (large_LDFLAGS): Define.
5106 * testsuite/large.c: New file.
5107 * testsuite/testfile.cc (Target_test::test_target_info):
5108 Initialize new fields.
5109 * configure, testsuite/Makefile.in: Rebuild.
5111 2009-06-05 Doug Kwan <dougkwan@google.com>
5113 * Makefile.am (CCFILES): Add target.cc.
5114 * Makefile.in: Regenerate.
5115 * i386.cc (class Target_i386): Define new virtual method to
5116 override do_is_local_label_name in parent.
5117 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5118 local symbols if --discard-locals or -X is given.
5119 * options.h (class General_options): Declare new options
5120 '--discard-locals' and '-X' for discarding locals.
5121 * target.h (class Target): Define new methods is_local_label_name.
5122 Declare new virtual method do_is_local_label_name.
5123 * target.cc: New file.
5124 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5125 (check_SCRIPTS): Add discard_locals_test.sh.
5126 (check_DATA): Add discard_local_tests.syms.
5127 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5128 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5129 * testsuite/Makefile.in: Regenerate.
5130 * testsuite/discard_locals_test.c: New file.
5131 * testsuite/discard_locals_test.sh: Same.
5133 2009-06-05 Doug Kwan <dougkwan@google.com>
5135 * object.cc (Sized_relobj::Sized_relobj): Initialize
5136 discarded_eh_frame_shndx_ to -1U.
5137 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5139 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5140 a discarded .eh_frame section.
5141 (Sized_relobj::do_finalize_local_symbols): Ditto.
5142 * object.h (class Sized_relobj): Declare new member
5143 discarded_eh_frame_shndx_.
5144 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5145 (local_labels_test.o, local_labels_test): New rules.
5146 * testsuite/Makefile.in: Regenerate.
5148 2009-06-04 Doug Kwan <dougkwan@google.com>
5150 * layout.cc (Layout::section_name_mapping): Add mapping for
5151 special ARM sections.
5153 2009-06-03 Doug Kwan <dougkwan@google.com>
5155 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5156 (utils::has_overflow): Same.
5158 2009-06-03 Ian Lance Taylor <iant@google.com>
5160 * layout.cc (Layout::section_name_mapping): New array, replacing
5161 Layout::linkonce_mapping.
5162 (Layout::section_name_mapping_count): New variable, replacing
5163 Layout::linkonce_mapping_count.
5164 (Layout::linkonce_output_name): Remove.
5165 (Layout::output_section_name): Rewrite.
5166 * layout.h (class Layout): Rename Linkonce_mapping to
5167 Section_name_mapping, linkonce_mapping to section_name_mapping,
5168 linkonce_mapping_count to section_name_mapping_count. Don't
5169 declare linkonce_output_name.
5171 2009-06-03 Doug Kwan <dougkwan@google.com>
5173 * gold/arm.cc (namespace utils): New.
5174 (Target_arm::reloc_is_non_pic): Define new method.
5175 (class Arm_relocate_functions): New.
5176 (Target_arm::Relocate::relocate): Handle relocation types used by
5179 2009-06-03 Ian Lance Taylor <iant@google.com>
5181 * arm.cc (Target_arm::scan::global): Use || instead of |.
5183 2009-06-02 Doug Kwan <dougkwan@google.com>
5185 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5186 issued_non_pic_error_.
5187 (class Target_arm::Scan): Declare new method check_non_pic.
5188 Define new method symbol_needs_plt_entry.
5189 Declare new data member issued_non_pic_error_.
5190 (class Target_arm::Relocate): Declare new method
5191 should_apply_static_reloc.
5192 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5193 (Target_arm::Scan::check_non_pic): Define new method.
5194 (Target_arm::Scan::local): Handle a small subset of reloc types used
5196 (Target_arm::Scan::local): Same.
5197 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5199 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5201 * incremental.cc (Incremental_inputs::report_command_line): Filter
5202 out --incremental-* options.
5204 2009-05-29 Doug Kwan <dougkwan@google.com>
5206 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5208 (class Target_arm): Update comment.
5209 (Target_arm::Target_arm): Initialize new data members GOT_,
5210 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5211 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5212 and Target_arm::rel_dyn_section.
5213 Declare new_enum Target_arm::Got_type.
5214 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5216 Update commments for member do_dynsym_value.
5217 (Target_arm::got_size, Target_arm::plt_section,
5218 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5219 new methods inside class defintion.
5220 (Target_arm::got_section): Define new method.
5221 (Target_arm::rel_dyn_section): Same.
5222 (Output_data_plt_arm): New template class.
5223 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5224 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5225 (Output_data_plt_arm::add_entry): Same.
5226 (Output_data_plt_arm::first_plt_entry): Define new
5227 static data member for PLT instruction template.
5228 (Output_data_plt_arm::plt_entry): Same.
5229 (Output_data_plt_arm::do_write): Define new method.
5230 (Target_arm::make_plt_entry): Same.
5231 (Target_arm::do_finalize_sections): Same.
5232 (Target_arm::do_dynsym_value): Same.
5234 2009-05-28 Doug Kwan <dougkwan@google.com>
5236 * Makefile.am (TARGETSOURCES): Add arm.cc.
5237 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5238 * Makefile.in: Regenerate.
5240 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5242 2009-05-26 Doug Kwan <dougkwan@google.com>
5244 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5245 (General_options::check_excluded_libs): Strip off directories in
5246 archive name before matching like GNU ld does.
5247 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5248 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5249 (exclude_libs_test_LDFLAGS): Add linker option
5250 -Wl,--exclude-libs,libexclude_libs_test_3
5251 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5252 an explicit archive without using -l.
5253 (alt/libexclude_libs_test_3.a): New make rule.
5254 * testsuite/Makefile.in: Regenerate.
5255 * testsuite/exclude_libs_test.c : Declare lib3_default().
5257 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5258 * exclude_libs_test_3.c: New file.
5260 2009-05-26 Nick Clifton <nickc@redhat.com>
5262 * po/id.po: New Indonesian translation.
5263 * po/gold.pot: Updated template file.
5265 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5267 * testsuite/Makefile.am: Add -ffunction-sections to compile
5268 gc_comdat_test files. Add -Wl,--gc-sections to build
5270 * testsuite/Makefile.in: Regenerate.
5271 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5273 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5275 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5276 kept comdat section was garbage collected.
5277 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5278 * testsuite/Makefile.in: Regenerate.
5279 * testsuite/gc_comdat_test.sh: New file.
5280 * testsuite/gc_comdat_test_1.cc: New file.
5281 * testsuite/gc_comdat_test_2.cc: New file.
5283 2009-05-19 Doug Kwan <dougkwan@google.com>
5285 * archive.cc (Archive::Archive): Move constructor from archive.h
5286 to here. Initialize no_export_.
5287 (Archive::get_elf_object_for_member): Set no_export flag of object.
5288 * archive.h (Archive::Archive): Move constructor body to
5290 (Archive::no_export): New method.
5291 (Archive::no_export_): New field.
5292 * object.h (Object::Object): Initialize no_export_ to false.
5293 (Object::no_export, Object::set_no_export): New methods.
5294 (Object::no_export_): New field.
5295 * options.cc (General_options::parse_exclude_libs): New method.
5296 (General_options::check_excluded_libs) Same.
5297 * options.h (exclude_libs): New option.
5298 (General_options::check_excluded_libs): New method declaration.
5299 (General_options::excluded_libs_): New field.
5300 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5301 default or protected visibility if an object has no-export flag set.
5302 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5303 (check_SCRIPTS): Add exclude_libs_test.sh.
5304 (check_DATA): Add exclude_libs_test.syms.
5305 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5306 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5307 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5308 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5309 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5310 libexclude_libs_test_2.a): New rules.
5311 * testsuite/Makefile.in: Regenerate.
5312 * testsuite/exclude_libs_test.c: New file.
5313 * testsuite/exclude_libs_test.sh: Ditto.
5314 * testsuite/exclude_libs_test_1.c: Ditto.
5315 * testsuite/exclude_libs_test_2.c: Ditto.
5317 2009-05-15 Ian Lance Taylor <iant@google.com>
5319 * configure.ac: Check for declarations for cases where libiberty.h
5320 checks HAVE_DECL_xxx.
5321 * configure, config.in: Rebuild.
5323 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5325 * gold.h (Incremental_argument_list): Remove (invalid) forward
5327 * incremental.cc (Incremental_inputs::report_achive): New method.
5328 (Incremental_inputs::report_object): New method.
5329 (Incremental_inputs::report_script): New method.
5330 (Incremental_inputs::finalize_inputs): New method.
5331 (Incremental_inputs::finalize): Call finalize_inputs().
5332 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5333 Create inputs entries.
5334 * incremental.h (Incremental_input_type): New enum.
5335 (Incremental_inputs::Incremental_input): Initialize new fields.
5336 (Incremental_inputs::report_inputs): New method.
5337 (Incremental_inputs::report_achive): New method.
5338 (Incremental_inputs::report_object): New method.
5339 (Incremental_inputs::report_script): New method.
5340 (Incremental_inputs::finalize_inputs): New method.
5341 (Incremental_inputs::Input_info): New struct.
5342 (Incremental_inputs::Input_info_map): New typedef.
5343 (Incremental_inputs::lock_): New field.
5344 (Incremental_inputs::Inputs_): New field.
5345 (Incremental_inputs::Inputs_map): New field.
5346 * main.cc (main): Call Incremental_input::report_inputs.
5347 * options.h (Input_argument_list): Typedef moved from
5349 (Input_file_group::Files): Remove, use ::Input_argument_list.
5350 (Input_file_group::Input_argument_list): Remove, use
5351 ::Input_argument_list.
5352 * plugin.cc (Plugin_manager::add_input_file): Add error in
5354 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5356 * script.cc (read_input_script): Call
5357 Incremental_input::report_script.
5358 * script.h (Script_info): New class.
5360 2009-04-27 Ian Lance Taylor <iant@google.com>
5362 * x86_64.cc (do_adjust_output_section): Set entsize to
5365 2009-04-23 Elliott Hughes <enh@google.com>
5367 * output.cc (Output_file::close): After short writes, continue
5368 writing from the correct offset in the buffer being written.
5370 2009-04-23 Chris Demetriou <cgd@google.com>
5372 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5373 * configure: Regenerate.
5374 * config.in: Regenerate.
5375 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5376 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5378 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5380 * incremental.cc (Incremental_inputs_header_data): Renamed from
5381 Incremental_input_header_data.
5382 (Incremental_inputs_header_data::data_size): New field.
5383 (Incremental_inputs_header_data::put_input_file_count): Renamed
5384 from input_file_count.
5385 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5386 from command_line_offset.
5387 (Incremental_inputs_header_data::put_reserved): Renamed from
5389 (Incremental_inputs_entry_data): Renamed from
5390 Incremental_input_entry_data.
5391 (Incremental_inputs_entry_data::data_size): New field.
5392 (Incremental_inputs::report_command_line): New method.
5393 (Incremental_inputs::finalize): New method.
5394 (Incremental_inputs::create_incremental_inputs_data): New method.
5395 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5396 * incremental.h: New file.
5397 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5398 (Layout::finalize): Create incremental inputs section in
5400 (Layout::create_incremental_info_sections): New method.
5401 * layout.h (Layout::incremental_inputs): New method.
5402 (Layout::create_incremental_info_sections): New method.
5403 (Layout::incremental_inputs_): New field.
5404 * main.cc (main): Notify Incremental_input of the command line.
5406 2009-04-01 Ian Lance Taylor <iant@google.com>
5407 Mikolaj Zalewski <mikolajz@google.com>
5409 * gold.h (reserve_unordered_map): Define, three versions, one for
5410 each version of Unordered_map.
5411 * layout.cc (Layout::Layout): Remove options parameter. Add
5412 number_of_input_files parameter. Don't initialize options_.
5413 Initialize number_of_input_files_ and resized_signatures_. Move
5414 sections_are_attached_.
5415 (Layout::layout_group): Reserve space for group_signatures_.
5416 (Layout::find_or_add_kept_section): Change name parameter to be a
5417 reference. Resize signatures_ map when it gets large enough.
5418 (Layout::layout_eh_frame): Use parameters->options() instead of
5420 (Layout::make_output_section): Likewise.
5421 (Layout::attach_allocated_section_to_segment): Likewise.
5422 (Layout::finalize, Layout::create_executable_stack): Likewise.
5423 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5424 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5425 * layout.h (class Layout): Update declarations. Remove options_
5426 field. Add number_of_input_files_ and resized_signatures_
5427 fields. Move sections_are_attached_ field.
5428 * main.cc (main): Pass number of input files to Layout
5429 constructor. Don't pass options.
5431 2009-03-30 Ian Lance Taylor <iant@google.com>
5433 * ffsll.c (ffsll): Correct implementation.
5435 2009-03-27 Ian Lance Taylor <iant@google.com>
5437 * ffsll.c: New file.
5438 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5439 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5440 * ftruncate.c (ftruncate): Declare before definition.
5441 * mremap.c (mremap): Likewise.
5442 * pread.c (pread): Likewise.
5443 * configure, Makefile.in, config.in: Rebuild.
5445 * mremap.c: New file.
5446 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5447 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5448 (mremap): Declare if HAVE_MREMAP is not defined.
5449 * configure, Makefile.in, config.in: Rebuild.
5451 2009-03-27 Cary Coutant <ccoutant@google.com>
5453 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5454 position independent.
5455 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5456 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5458 2009-03-24 Cary Coutant <ccoutant@google.com>
5460 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5462 (needs_dynamic_reloc): Likewise.
5464 2009-03-24 Ian Lance Taylor <iant@google.com>
5466 * yyscript.y (file_cmd): Recognize EXTERN.
5467 (extern_name_list, extern_name_list_body): New nonterminals.
5468 * script.cc (script_add_extern): Define.
5469 * script-c.h (script_add_extern): Declare.
5471 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5473 * object.cc (is_elf_object): Define.
5474 * object.h (is_elf_object): Declare.
5475 * archive.cc (Archive::get_elf_object_for_member): Call
5477 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5479 2009-03-24 Elliott Hughes <enh@google.com>
5481 * output.cc (Output_file::map_anonymous): Define.
5482 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5483 try an anonymous one. Report the size if the mmap fails.
5484 * output.h (class Output_file): Declare map_anonymous.
5486 2009-03-24 Ian Lance Taylor <iant@google.com>
5488 * target-select.cc (instantiate_target): Don't acquire the lock if
5489 the instantiated_target_ field has already been set.
5491 2009-03-23 Ian Lance Taylor <iant@google.com>
5493 * gold-threads.h (class Initialize_lock): Define.
5494 * gold-threads.cc (class Initialize_lock_once): Define.
5495 (initialize_lock_control): New static variable.
5496 (initialize_lock_pointer): New static variable.
5497 (initialize_lock_once): New static function.
5498 (Initialize_lock::Initialize_lock): Define.
5499 (Initialize_lock::initialize): Define.
5500 * target-select.h: Include "gold-threads.h".
5501 (class Target_selector): Add lock_ and initialize_lock_ fields.
5502 Don't define instantiate_target, just declare it.
5503 * target-select.cc (Target_selector::Target_selector): Initialize
5505 (Target_selector::instantiate_target): Define.
5506 * descriptors.h: Include "gold-threads.h".
5507 (class Descriptors): Add initialize_lock_ field.
5508 * descriptors.cc (Descriptors::Descriptors): Initialize new
5510 (Descriptors::open): Use initialize_lock_ field
5511 * errors.h (class Errors): Add initialize_lock_ field.
5512 * errors.cc (Errors::Errors): Initialize new field.
5513 (Errors::initialize_lock): Use initialize_lock_ field.
5514 * powerpc.cc (class Target_selector_powerpc): Remove
5515 instantiated_target_ field. In do_recognize call
5516 instantiate_target rather than do_instantiate_target. In
5517 do_instantiate_target just allocate a new target.
5518 * sparc.cc (class Target_selector_sparc): Likewise.
5520 * freebsd.h: New file.
5521 * i386.cc: Include "freebsd.h".
5522 (Target_i386): Derive from Target_freebsd rather than
5524 (Target_selector_i386): Derive from Target_selector_freebsd rather
5525 than Target_selector.
5526 * x86_64.cc: Include "freebsd.h".
5527 (Target_x86_64): Derive from Target_freebsd rather than
5529 (Target_selector_x86_64): Derive from Target_selector_freebsd
5530 rather than Target_selector.
5531 * target.h (class Target): Add adjust_elf_header and
5532 do_adjust_elf_header.
5533 * output.cc (Output_file_header:: do_sized_write): Call target
5534 adjust_elf_header routine.
5535 * configure.tgt: Set targ_osabi.
5536 * configure.ac: Define GOLD_DEFAULT_OSABI.
5537 * parameters.cc (Parameters::default_target): Pass
5538 GOLD_DEFAULT_OSABI to select_target.
5539 * target-select.h (class Target_selector): Make instantiate_target
5540 protected rather than private.
5541 * Makefile.am (HFILES): Add freebsd.h.
5542 * configure, Makefile.in, config.in: Rebuild.
5544 * merge.cc (do_add_input_section): Correct pend value. Change
5545 message about last entry not being null terminated from error to
5548 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5550 * incremental.cc: New file.
5551 * Makefile.am (CCFILES): Add incremental.cc.
5552 * Makefile.in: Rebuild.
5554 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5556 * layout.cc (Layout::output_section_name): Preserve names
5557 of '.note.' sections.
5559 2009-03-19 Ian Lance Taylor <iant@google.com>
5561 * descriptors.cc (Descriptors::open): Check that the options are
5562 valid before using them.
5564 2009-03-18 Ian Lance Taylor <iant@google.com>
5566 * script-sections.h: Include <list>.
5567 (class Script_sections): Change Sections_elements from std::vector
5568 to std::list. Typedef public Elements_iterator. Add
5569 orphan_section_placement_, data_segment_align_start_, and
5570 saw_data_segment_align_ fields. Remove data_segment_align_index_
5572 * script-sections.cc (class Orphan_section_placement): New class.
5573 (class Sections_element): Add virtual functions is_relro and
5574 orphan_section_init. Remove virtual function place_orphan_here.
5575 (class Output_section_definition): Add is_relro and
5576 orphan_section_init. Remove place_orphan_here.
5577 (class Orphan_output_section): Likewise.
5578 (Script_sections::Script_sections): Update for field changes.
5579 (Script_sections::data_segment_align): Set saw_data_segment_align_
5580 and data_segment_align_start_, not data_segment_align_index.
5581 (Script_sections::data_segment_relro_end): Check
5582 saw_data_segment_align_. Use data_segment_align_start_ rather
5583 than data_segment_align_index_.
5584 (Script_sections::place_orphan): Rewrite to use
5585 Orphan_section_placement.
5587 2009-03-17 Ian Lance Taylor <iant@google.com>
5589 * archive.cc (Archive::add_symbols): Check for a version attached
5590 to the symbol name in the archive map.
5591 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5592 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5593 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5594 (ver_test_11.a): New target.
5595 * testsuite/Makefile.in: Rebuild.
5597 * configure.ac: Check for chsize and posix_fallocate. Replace
5599 * ftruncate.c: New file, from gnulib.
5600 * output.cc (posix_fallocate): Define dummy version if not
5601 HAVE_POSIX_FALLOCATE.
5602 (Output_file::map): Call posix_fallocate rather than lseek and
5604 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5605 * configure, Makefile.in, config.in: Rebuild.
5607 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5609 * layout.h (Layout::create_note): Add section_name parameter.
5610 * layout.cc (Layout::create_note): Likewise.
5611 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5613 2009-03-17 Ian Lance Taylor <iant@google.com>
5615 * descriptors.cc: Include "options.h".
5616 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5617 (Descriptors::open): Always use O_CLOEXEC when opening a new
5618 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5619 then set FD_CLOEXEC.
5621 * sparc.cc (class Target_sparc): Add has_got_section.
5622 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5623 make sure we have a GOT section.
5625 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5626 (Target_sparc::Scan::local): Likewise.
5627 (Target_sparc::Scan::global): Likewise.
5628 (Target_sparc::Relocate::relocate): Likewise.
5629 (Target_sparc::Relocate::relocate_tls): Likewise.
5631 * symtab.cc (Symbol_table::define_default_version): New function,
5632 broken out of add_from_object.
5633 (Symbol_table::add_from_object): Call define_default_version.
5634 (Symbol_table::define_special_symbol): Add resolve_oldsym
5635 parameter. Change all callers. If the version for a symbol comes
5636 from a version script, resolve it with the symbol with the same
5637 name with no version. Also add the symbol without a version if
5639 (do_define_in_output_data): If resolving with oldsym, don't delete
5641 (do_define_in_output_segment): Likewise.
5642 (do_define_as_constant): Likewise.
5643 * symtab.h (class Symbol_table): Update declarations.
5645 2009-03-13 Ian Lance Taylor <iant@google.com>
5647 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5648 (Read_symbols::requeue): New function.
5649 (Read_symbols::do_read_symbols): If make_elf_object fails because
5650 the target type is not configured, and the file was searched for,
5651 issue a warning and retry with the next directory.
5652 (Add_symbols::run): If the file has an incompatible format, and
5653 it was searched for, requeue the Read_symbols task. On error,
5655 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5656 dirindex parameter to constructor. Change all callers. Declare
5657 incompatible_warning and requeue.
5658 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5659 input_argument_ and input_group_ fields. Add them to
5660 constructor. Change all callers.
5661 (class Read_script): Add dirindex_ field. Add it to constructor.
5663 * archive.cc (Archive::setup): Remove input_objects parameter.
5665 (Archive::get_file_and_offset): Likewise.
5666 (Archive::read_all_symbols): Likewise.
5667 (Archive::read_symbols): Likewise.
5668 (Archive::get_elf_object_for_member): Remove input_objects
5669 parameter. Add punconfigured parameter. Change all callers.
5670 (Archive::add_symbols): Change return type to bool. Check return
5671 value of include_member.
5672 (Archive::include_all_members): Likewise.
5673 (Archive::include_member): Change return type to bool. Return
5674 false if first included object has incompatible target. Set
5675 included_member_ field.
5676 (Add_archive_symbols::run): If add_symbols returns false, requeue
5678 * archive.h (class Archive): Add included_member_ field.
5679 Initialize it in constructor. Add input_file and searched_for
5680 methods. Update declarations.
5681 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5682 input_argument_ fields. Add them to constructor. Change all
5684 * script.cc: Include "target-select.h".
5685 (class Parser_closure): Add skip_on_incompatible_target_ and
5686 found_incompatible_target_ fields. Add
5687 skip_on_incompatible_target parameter to constructor. Change all
5688 callers. Add methods skip_on_incompatible_target,
5689 clear_skip_on_incompatible_target, found_incompatible_target, and
5690 set_found_incompatible_target.
5691 (read_input_script): Add dirindex parameter. Change all callers.
5692 If parser finds an incompatible target, requeue Read_symbols
5694 (script_set_symbol): Clear skip_on_incompatible_target in
5696 (script_add_assertion, script_parse_option): Likewise.
5697 (script_start_sections, script_add_phdr): Likewise.
5698 (script_check_output_format): New function.
5699 * script.h (read_input_script): Update declaration.
5700 * script-c.h (script_check_output_format): Declare.
5701 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5702 (ignore_cmd): Remove OUTPUT_FORMAT.
5703 * fileread.cc (Input_file::Input_file): Add explicit this.
5704 (Input_file::will_search_for): New function.
5705 (Input_file::open): Add pindex parameter. Change all callers.
5706 * fileread.h (class Input_file): Add input_file_argument method.
5707 Declare will_search_for. Update declarations.
5708 * object.cc (make_elf_object): Add punconfigured parameter.
5710 * object.h (class Object): Make input_file public. Add
5711 searched_for method.
5712 (make_elf_object): Update declaration.
5713 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5715 * dirsearch.h (class Dirsearch): Update declaration.
5716 * options.h (class General_options): Add --warn-search-mismatch.
5717 * parameters.cc (Parameters::is_compatible_target): New function.
5718 * parameters.h (class Parameters): Declare is_compatible_target.
5719 * workqueue.cc (Workqueue::add_blocker): New function.
5720 * workqueue.h (class Workqueue): Declare add_blocker.
5722 * fileread.cc (Input_file::open): Remove options parameter.
5724 (Input_file::open_binary): Likewise.
5725 * script.cc (read_input_script): Likewise.
5726 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5727 options parameter from constructor. Change all callers.
5728 (class Read_script): Likewise.
5729 * fileread.h (class Input_file): Update declarations.
5730 * script.h (read_input_script): Update declaration.
5732 2009-03-10 Nick Clifton <nickc@redhat.com>
5734 * po/es.po: New Spanish translation.
5736 2009-03-06 Cary Coutant <ccoutant@google.com>
5738 * options.cc (parse_short_option): Keep dash_z from registering itself.
5740 2009-03-03 Ian Lance Taylor <iant@google.com>
5743 * target-reloc.h (relocate_section): Pass output_section to
5745 * i386.cc (Target_i386::should_apply_static_reloc): Add
5746 output_section parameter. Change all callers.
5747 (Target_i386::Relocate::relocate): Add output_section parameter.
5748 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5749 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5750 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5751 * testsuite/two_file_shared.sh: New script.
5752 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5753 (check_DATA): Add two_file_shared.dbg.
5754 (two_file_shared.dbg): New target.
5755 * testsuite/Makefile.in: Rebuild.
5757 2009-03-01 Ian Lance Taylor <iant@google.com>
5759 * configure.ac: Check for byteswap.h.
5760 * configure: Rebuild.
5761 * config.in: Rebuild.
5763 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5765 * layout.cc (Layout::find_or_add_kept_section): New function.
5766 (Layout::add_comdat): Removed.
5767 * layout.h (struct Kept_section): Move out of class Layout.
5768 Remove trailing underscores from field names. Add group_sections
5769 field. Rename group_ field to is_group. Change all uses.
5770 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5771 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5772 comdat_groups_ field.
5773 (Sized_relobj::include_section_group): Use
5774 find_or_add_kept_section and Kept_section::group_sections.
5775 (Sized_relobj::include_linkonce_section): Likewise.
5776 * object.cc (class Sized_relobj): Don't define Comdat_group or
5777 Comdat_group_table. Remove find_comdat_group and
5778 add_comdat_group. Remove comdat_groups_ field.
5779 * plugin.cc (include_comdat_group): Use
5780 Layout::find_or_add_kept_section.
5782 2009-02-28 Ian Lance Taylor <iant@google.com>
5784 * README: --gc-sections and map files are now supported. Document
5785 some build requirements.
5788 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5789 relocatable link set the value of the section symbol to zero.
5790 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5791 relocatable link don't include the section address in the local
5794 2009-02-27 Ian Lance Taylor <iant@google.com>
5797 * options.h (class Search_directory): Add is_system_directory.
5798 (class General_options): Declare is_in_system_directory.
5799 * options.cc (get_relative_sysroot): Make static.
5800 (get_default_sysroot): Make static.
5801 (General_optoins::is_in_system_directory): New function.
5802 * fileread.cc (Input_file::is_in_system_directory): New function.
5803 * fileread.h (class Input_file): Declare is_in_system_directory.
5804 * object.h (class Object): Add is_in_system_directory.
5805 (class Input_objects): Remove system_library_directory_ field.
5806 * object.cc (Input_objects::add_object): Don't set
5807 system_library_directory_.
5808 (input_objects::found_in_system_library_directory): Remove.
5809 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5810 parameter. Change all callers.
5811 (Symbol_table::sized_write_globals): Likewise.
5812 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5813 Call Object::is_in_system_directory.
5814 * symtab.h (class Symbol_table): Update declarations.
5817 * descriptors.h (Open_descriptor): Add is_on_stack field.
5818 * descriptors.cc (Descriptors::open): If the descriptor is on the
5819 top of the stack, remove it. Initialize is_on_stack field.
5820 (Descriptors::release): Only add pod to stack if it is not on the
5822 (Descriptors::close_some_descriptor): Clear stack_next and
5826 * output.cc (Output_section::find_starting_output_address): Rename
5827 from starting_output_address; add PADDR parameter; change return
5829 * output.h (class Output_section): Declare
5830 find_starting_output_address instead of starting_output_address.
5831 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5832 section symbol for which we can't find a merge section.
5835 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5836 hidden or internal, force the symbol to be local.
5837 * resolve.cc (Symbol::override_visibility): Define.
5838 (Symbol::override_base): Use override_visibility.
5839 (Symbol_table::resolve): Likewise.
5840 (Symbol::override_base_with_special): Likewise.
5841 (Symbol_table::override_with_special): If the visibility is hidden
5842 or internal, force the symbol to be local.
5843 * symtab.h (class Symbol): Add set_visibility and
5844 override_visibility.
5845 * testsuite/ver_test_1.sh: New file.
5846 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5847 (check_DATA): Add ver_test_1.syms.
5848 (ver_test_1.syms): New target.
5849 * testsuite/Makefile.in: Rebuild.
5851 2009-02-25 Cary Coutant <ccoutant@google.com>
5853 * layout.cc (Layout::choose_output_section): Don't rename sections
5854 when using a linker script that has a SECTIONS clause.
5855 * Makefile.in: Regenerate.
5857 * testsuite/Makefile.am (script_test_5.sh): New test case.
5858 * testsuite/Makefile.in: Regenerate.
5859 * testsuite/script_test_5.cc: New file.
5860 * testsuite/script_test_5.sh: New file.
5861 * testsuite/script_test_5.t: New file.
5863 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5865 * archive.cc (Archive::include_member): Update calls to add_symbols.
5866 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5867 the Layout argument.
5868 * dynobj.h (do_add_symbols): Add the Layout argument.
5869 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5871 * object.h (Object::add_symbols): Add the Layout argument.
5872 (Object::do_add_symbols): Add the Layout argument.
5873 (Sized_relobj::do_add_symbols): Add the Layout argument.
5874 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5875 Unify the two versions.
5876 (Add_plugin_symbols): Remove.
5877 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5878 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5879 (Add_plugin_symbols): Remove.
5880 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5881 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5882 (Add_symbols::run): Make it work with Pulginobj.
5884 2009-02-06 Ian Lance Taylor <iant@google.com>
5886 * object.cc (Sized_relobj::do_layout): Make info message start
5887 with lower case letter.
5889 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5891 * binary.cc: Fix file comment.
5893 * options.h (enum Incremental_disposition): Define.
5894 (class General_options): Add new options: --incremental,
5895 --incremental_changed, --incremental_unchanged,
5896 --incremental_unknown. Add incremental_disposition_ and
5897 implicit_incremental_ fields.
5898 (General_options::incremental_disposition): New function.
5899 (class Position_dependent_options): Add incremental_disposition
5901 (Position_dependent_options::copy_from_options): Set incremental
5903 * options.cc (General_options::parse_incremental_changed): New
5905 (General_options::parse_incremental_unchanged): New function.
5906 (General_options::parse_incremental_unknown): New function.
5907 (General_options::General_options): Initialize new fields
5908 incremental_disposition_ and implicit_incremental_.
5909 (General_options::finalize): Check for uasge of --incremental-*
5910 without --incremental.
5912 2009-02-06 Chris Demetriou <cgd@google.com>
5914 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5915 pointer and to report location as the file name associated with
5917 (gold_undefined_symbol_at_location): New function to replace the
5918 old gold_undefined_symbol functionality.
5919 * target-reloc.h (relocate_section): Update to use
5920 gold_undefined_symbol_at_location.
5921 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5922 Call gold_undefined_symbol function rather than gold_error.
5923 * errors.h (Errors::undefined_symbol): Take location as a
5924 string, rather than calculating it from a relocation.
5925 * errors.cc (Errors::fatal): Print "fatal error:" before the
5927 (Errors::error, Errors::error_at_location): Print "error: "
5928 before the formatted message.
5929 (Errors::undefined_symbol): Take location as a string, rather
5930 than calculating it from a relocation.
5931 (gold_undefined_symbol_at_location): New function akin to
5932 old gold_undefined_symbol, calculates location from relocation.
5933 (gold_undefined_symbol): Change to take only a Symbol pointer
5934 and to report location as the file name associated with the symbol.
5935 * testsuite/debug_msg.sh: Update for changed error messages.
5936 * testsuite/undef_symbol.sh: Likewise.
5938 2009-02-04 Duncan Sands <baldrick@free.fr>
5941 * reduced_debug_output.h
5942 (Output_reduced_debug_abbrev_section::failed): Use format for
5944 (Output_reduced_debug_info_section::faild): Likewise.
5946 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5948 * script.cc (Lazy_demangler): New class.
5949 (Version_script_info::get_symbol_version_helper): Demangle a
5952 2009-01-29 Cary Coutant <ccoutant@google.com>
5954 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5956 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5958 2009-01-28 Ian Lance Taylor <iant@google.com>
5960 * version.cc (version_string): Bump to 1.9.
5962 * gold.h: Include <cstring> and <stdint.h>.
5963 * version.cc: Include <cstdio>.
5964 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5966 * reduced_debug_output.cc (insert_into_vector): Rename from
5967 Insert_into_vector; change all callers. Use Swap_unaligned to
5968 avoid aliasing issue; remove union since it is unnecessary.
5970 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5972 * Makefile.am (CCFILES): Add gc.cc.
5974 * Makefile.in: Regenerate.
5975 * gold.cc (Gc_runner): New class.
5976 (queue_initial_tasks): Call garbage collection related tasks
5977 when corresponding options are invoked.
5978 (queue_middle_gc_tasks): New function.
5979 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5980 processed early before laying out sections during garbage collection.
5981 * gold.h (queue_middle_gc_tasks): New function.
5982 (is_prefix_of): Move from "layout.cc".
5983 * i386.cc (Target_i386::gc_process_relocs): New function.
5984 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5985 * main.cc (main): Create object of class "Garbage_collection".
5986 * object.cc (Relobj::copy_symbols_data): New function.
5987 (Relobj::is_section_name_included): New function.
5988 (Sized_relobj::do_layout): Allow this function to be called twice
5989 during garbage collection and defer layout of section during the
5991 * object.h (Relobj::get_symbols_data): New function.
5992 (Relobj::is_section_name_included): New function.
5993 (Relobj::copy_symbols_data): New function.
5994 (Relobj::set_symbols_data): New function.
5995 (Relobj::get_relocs_data): New function.
5996 (Relobj::set_relocs_data): New function.
5997 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5998 (Relobj::gc_process_relocs): New function.
5999 (Relobj::do_gc_process_relocs): New pure virtual function.
6000 (Relobj::sd_): New data member.
6001 (Sized_relobj::is_output_section_offset_invalid): New function.
6002 (Sized_relobj::do_gc_process_relocs): New function.
6003 * options.h (General_options::gc_sections): Modify to not be a no-op.
6004 (General_options::print_gc_sections): New option.
6005 * plugin.cc (Plugin_finish::run): Remove function call to
6006 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6007 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6008 * reloc.cc (Read_relocs::run): Add task to process relocs and
6009 determine unreferenced sections when doing garbage collection.
6010 (Gc_process_relocs): New class.
6011 (Sized_relobj::do_gc_process_relocs): New function.
6012 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6013 sections that are garbage collected.
6014 * reloc.h (Gc_process_relocs): New class.
6015 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6016 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6017 symbols whose corresponding sections are garbage collected.
6018 (Symbol_table::Symbol_table): Add new parameter for the garbage
6020 (Symbol_table::gc_mark_undef_symbols): New function.
6021 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6022 (Symbol_table::gc_mark_dyn_syms): New function.
6023 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6025 (Symbol_table::add_from_object): Likewise.
6026 (Symbol_table::add_from_relobj): When building shared objects, do not
6027 treat externally visible symbols as garbage.
6028 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6029 table information for static and relocatable links.
6030 * symtab.h (Symbol_table::set_gc): New function.
6031 (Symbol_table::gc): New function.
6032 (Symbol_table::gc_mark_undef_symbols): New function.
6033 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6034 (Symbol_table::gc_mark_dyn_syms): New function.
6035 (Symbol_table::gc_): New data member.
6036 * target.h (Sized_target::gc_process_relocs): New pure virtual
6038 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6039 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6041 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6043 * options.h (General_options::gc_sections): Define as a no-op for now.
6044 (General_options::no_keep_memory): Ditto.
6045 (General_options::Bshareable): Define.
6046 * options.cc (General_options::finalize): Honor -Bshareable.
6048 2009-01-20 Andreas Schwab <schwab@suse.de>
6050 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6051 read the value in the contents, since we don't use it. Use the
6052 template endianness when writing.
6053 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6055 2009-01-19 Andreas Schwab <schwab@suse.de>
6057 * configure.tgt (powerpc64-*): Fix targ_obj.
6059 2009-01-15 Ian Lance Taylor <iant@google.com>
6061 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6062 local symbols when stripping all symbols.
6064 2009-01-14 Cary Coutant <ccoutant@google.com>
6066 * output.cc (Output_reloc): Add explicit instantiations.
6068 2009-01-14 Cary Coutant <ccoutant@google.com>
6070 * archive.cc (Archive::get_elf_object_for_member): Remove call
6071 to File_read::claim_for_plugin.
6072 * descriptors.cc (Descriptors::open): Remove reference to
6074 (Descriptors::claim_for_plugin): Remove.
6075 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6076 (Descriptors::is_claimed): Remove.
6077 (claim_descriptor_for_plugin): Remove.
6078 * fileread.cc (File_read::claim_for_plugin): Remove.
6079 * fileread.h (File_read::claim_for_plugin): Remove.
6080 (File_read::descriptor): Reopen descriptor if necessary.
6081 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6082 (Plugin_manager::all_symbols_read): Add task parameter. Change
6084 (Plugin_manager::get_input_file): New function.
6085 (Plugin_manager::release_input_file): New function.
6086 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6087 corresponding data member.
6088 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6089 and pass to base constructor. Change all callers.
6090 (get_input_file, release_input_file): New functions.
6091 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6092 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6093 (Plugin_manager::all_symbols_read): Add task parameter.
6094 (Plugin_manager::get_input_file): New function.
6095 (Plugin_manager::release_input_file): New function.
6096 (Plugin_manager::task_): New data member.
6097 (Pluginobj::Pluginobj): Add filesize parameter.
6098 (Pluginobj::filename): New function.
6099 (Pluginobj::descriptor): New function.
6100 (Pluginobj::filesize): New function.
6101 (Pluginobj::filesize_): New data member.
6102 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6103 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6104 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6106 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6107 with archive libraries.
6108 * testsuite/Makefile.in: Regenerate.
6109 * testsuite/plugin_test.c (struct sym_info): New type.
6110 (get_input_file, release_input_file): New static variables.
6111 (onload): Capture new transfer vector entries.
6112 (claim_file_hook): Stop reading at end of file according to filesize.
6113 Factor out parsing of readelf output into separate function.
6114 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6115 APIs and get the source file name from the symbol table. Convert
6116 source file name to corresponding object file name. Print info
6117 message when adding new input files.
6118 (parse_readelf_line): New function.
6119 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6120 * testsuite/plugin_test_2.sh: Likewise.
6121 * testsuite/plugin_test_3.sh: Likewise.
6122 * testsuite/plugin_test_4.sh: New test case.
6124 2009-01-07 Ian Lance Taylor <iant@google.com>
6126 * version.cc (version_string): Bump to 1.8.
6128 2008-12-23 Cary Coutant <ccoutant@google.com>
6130 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6131 * plugin.cc (Plugin_manager::finish): Rename as
6132 layout_deferred_objects. Move cleanup to separate function.
6133 (Plugin_manager::cleanup): New function.
6134 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6136 * plugin.h (Plugin_manager::finish): Rename as
6137 layout_deferred_objects.
6138 (Plugin_manager::cleanup): New function.
6139 (Plugin_manager::cleanup_done): New field.
6141 2008-12-23 Cary Coutant <ccoutant@google.com>
6143 * plugin.cc (is_visible_from_outside): New function.
6144 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6145 so we don't return "IR only" status for exported symbols or -r links.
6147 * testsuite/Makefile.am (plugin_test_3): New test case.
6148 * testsuite/Makefile.in: Regenerate.
6149 * testsuite/plugin_test_3.sh: New file.
6151 2008-12-22 Cary Coutant <ccoutant@google.com>
6153 * object.cc (Sized_relobj::layout_section): New function.
6154 (Sized_relobj::do_layout): Defer layout of input sections until after
6155 plugin has provided replacement files.
6156 (Sized_relobj::do_layout_deferred_sections): New function.
6157 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6158 (Relobj::layout_deferred_sections): New function.
6159 (Relobj::do_layout_deferred_sections): New function.
6160 (Sized_relobj::do_layout_deferred_sections): New function.
6161 (Sized_relobj::layout_section): New function.
6162 (Sized_relobj::Deferred_layout): New structure.
6163 (Sized_relobj::deferred_layout_): New field.
6164 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6165 Change all callers. Layout deferred sections.
6166 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6168 (Plugin_hook::run): Move code from do_plugin_hook inline.
6169 (Plugin_hook::do_plugin_hook): Remove.
6170 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6171 (Plugin_manager::finish): Renamed, was cleanup.
6172 (Plugin_manager::should_defer_layout): New function.
6173 (Plugin_manager::add_deferred_layout_object): New function.
6174 (Plugin_manager::Deferred_layout_list): New type.
6175 (Plugin_manager::deferred_layout_objects_): New field.
6176 (Plugin_hook::do_plugin_hook): Remove.
6178 2008-12-17 Ian Lance Taylor <iant@google.com>
6180 * options.h (class General_options): Add --no case for
6183 2008-12-16 Cary Coutant <ccoutant@google.com>
6185 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6187 (Plugin_manager::claim_file): Create plugin object even if
6188 plugin did not call the add_symbols callback.
6189 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6190 asking for more symbols than were added.
6191 * testsuite/Makefile.am (plugin_test_1): Add test case with
6193 (empty.syms): New target.
6194 * testsuite/Makefile.in: Regenerate.
6195 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6196 message. Don't call add_symbols if no globals.
6197 (all_symbols_read_hook): Don't provide replacement for empty
6200 2008-12-12 Ian Lance Taylor <iant@google.com>
6202 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6203 r_type == 0 for a local symbol with r_sym == 0.
6204 (scan_relocatable_relocs): Pass r_sym to
6205 local_non_section_strategy.
6206 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6209 * configure.ac: Update test for TLS descriptors: they are
6210 supported as of glibc 2.9.
6211 * configure: Rebuild.
6213 2008-12-11 Ian Lance Taylor <iant@google.com>
6216 * target-reloc.h (Default_scan_relocatable_relocs): For each
6217 function, map r_type == 0 to RELOC_DISCARD.
6219 2008-12-10 Cary Coutant <ccoutant@google.com>
6221 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6222 object to override a kept COMDAT group from a plugin object.
6224 2008-12-09 Ian Lance Taylor <iant@google.com>
6227 * yyscript.y (file_cmd): Handle INPUT.
6229 * testsuite/initpri1.c: Change all declarations to be full
6230 prototypes by adding void, to avoid compiler warnings.
6232 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6234 * options.cc (General_options::parse_plugin_opt): New.
6235 (General_options::add_plugin): The argument now is just the filename.
6236 (General_options::add_plugin_option): New.
6237 * options.h (plugin_opt): New.
6238 (add_plugin): Change argument name.
6239 (add_plugin_option): New.
6240 * plugin.cc (Plugin::load): Don't parse the plugin option.
6241 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6242 (Plugin::add_option): New.
6243 (Plugin::args_): Change type.
6244 (Plugin::filename_): New.
6245 (Plugin_manager::add_plugin_option): New.
6246 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6247 * testsuite/Makefile.in: Regenerate.
6249 2008-12-05 Cary Coutant <ccoutant@google.com>
6251 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6252 Handle --strip-lto-sections option.
6253 * options.h (strip_lto_sections): New option.
6255 2008-12-01 Cary Coutant <ccoutant@google.com>
6257 * plugin.cc (ld_plugin_message): Change format parameter to const.
6258 Fix mismatch between new[] and delete.
6260 2008-11-14 Cary Coutant <ccoutant@google.com>
6262 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6265 2008-11-05 Craig Silverstein <csilvers@google.com>
6267 * options.cc (General_options::parse_dynamic_list): New function.
6268 * options.h (General_options): New flags dynamic_list,
6269 dynamic_list_data, dynamic_list_cpp_new, and
6270 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6271 (General_options::in_dynamic_list): New function.
6272 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6273 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6274 (Lex::can_continue_name): Likewise.
6276 (read_script_file): New parameter script_options.
6277 (read_dynamic_list): New function.
6278 (Script_options::define_dynamic_list): New function.
6279 (dynamic_list_keyword_parsecodes): New variable.
6280 (dynamic_list_keywords): New variable.
6281 * script.h (Script_options::define_dynamic_list): New function
6283 (read_dynamic_list): New function prototype.
6284 * symtab.cc (strprefix): New macro.
6285 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6286 dynamic_list_data, dynamic_list_cpp_new, and
6287 dynamic_list_cpp_typeinfo.
6288 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6289 (dynamic_list_expr): New rule.
6290 (dynamic_list_nodes): Likewise.
6291 (dynamic_list_node): Likewise.
6292 * testsuite/Makefile.am (dynamic_list): New test.
6293 * testsuite/Makefile.in: Regenerated.
6294 * testsuite/dynamic_list.t: New file.
6295 * testsuite/dynamic_list.sh: New file.
6297 2008-11-05 Craig Silverstein <csilvers@google.com>
6299 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6300 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6301 (t11_last): Likewise.
6302 * testsuite/ver_test_6.c (main): Likewise.
6304 2008-10-07 Cary Coutant <ccoutant@google.com>
6306 * options.c (General_options::finalize): Add check for -static and
6308 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6311 2008-10-02 Cary Coutant <ccoutant@google.com>
6313 * plugin.cc (make_sized_plugin_object): Fix conditional
6314 compilation to work when not all targets are enabled.
6316 2008-09-29 Cary Coutant <ccoutant@google.com>
6318 * archive.cc (Archive::get_file_and_offset): Use filename instead
6319 of name to get library path.
6320 (Archive::include_member): Unlock external member of a thin archive.
6322 * testsuite/Makefile.am (TEST_AR): New variable.
6323 (thin_archive_test_1): New test.
6324 (thin_archive_test_2): New test.
6325 * testsuite/Makefile.in: Regenerate.
6326 * testsuite/thin_archive_main.cc: New file.
6327 * testsuite/thin_archive_test_1.cc: New file.
6328 * testsuite/thin_archive_test_2.cc: New file.
6329 * testsuite/thin_archive_test_3.cc: New file.
6330 * testsuite/thin_archive_test_4.cc: New file.
6332 2008-09-29 Cary Coutant <ccoutant@google.com>
6334 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6335 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6337 (Sized_relobj::do_finalize_local_symbols): Likewise.
6338 (Sized_relobj::map_to_kept_section): Likewise.
6339 * object.h (Sized_relobj::invalid_address): New constant.
6340 (Sized_relobj::do_output_section_offset): Check for invalid_address
6342 * output.cc (Output_reloc::local_section_offset): Use constant
6343 invalid_address instead of -1U.
6344 (Output_reloc::get_address): Likewise.
6345 (Output_section::output_address): Change -1U to -1ULL.
6346 * output.h (Output_reloc::invalid_address): New constant.
6347 * reloc.cc (Sized_relobj::write_sections): Use constant
6348 invalid_address instead of -1U.
6349 (Sized_relobj::relocate_sections): Likewise.
6350 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6351 values for merge sections.
6352 * target-reloc.h (relocate_for_relocatable): Use constant
6353 invalid_address instead of -1U.
6355 2008-09-19 Cary Coutant <ccoutant@google.com>
6357 Add plugin functionality for link-time optimization (LTO).
6358 * configure.ac (plugins): Add --enable-plugins option.
6359 * configure: Regenerate.
6360 * config.in: Regenerate.
6361 * Makefile.am (LIBDL): New variable.
6362 (CCFILES): Add plugin.cc.
6363 (HFILES): Add plugin.h.
6364 (ldadd_var): Add LIBDL.
6365 * Makefile.in: Regenerate.
6367 * archive.cc: Include "plugin.h".
6368 (Archive::setup): Don't preread archive symbols when using a plugin.
6369 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6370 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6372 (Archive::include_member): Add symbols from plugin objects.
6373 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6374 * descriptors.cc (Descriptors::open): Check for file descriptors
6375 abandoned by plugins.
6376 (Descriptors::claim_for_plugin): New function.
6377 * descriptors.h (Descriptors::claim_for_plugin): New function.
6378 (Open_descriptor::is_claimed): New field.
6379 (claim_descriptor_for_plugin): New function.
6380 * fileread.cc (File_read::claim_for_plugin): New function.
6381 * fileread.h (File_read::claim_for_plugin): New function.
6382 (File_read::descriptor): New function.
6383 * gold.cc: Include "plugin.h".
6384 (queue_initial_tasks): Add task to call plugin hooks for generating
6386 * main.cc: Include "plugin.h".
6387 (main): Load plugin libraries.
6388 * object.h (Pluginobj): Declare.
6389 (Object::pluginobj): New function.
6390 (Object::do_pluginobj): New function.
6391 (Object::set_target): New function.
6392 * options.cc: Include "plugin.h".
6393 (General_options::parse_plugin): New function.
6394 (General_options::General_options): Initialize plugins_ field.
6395 (General_options::add_plugin): New function.
6396 * options.h (Plugin_manager): Declare.
6397 (General_options): Add --plugin option.
6398 (General_options::has_plugins): New function.
6399 (General_options::plugins): New function.
6400 (General_options::add_plugin): New function.
6401 (General_options::plugins_): New field.
6402 * plugin.cc: New file.
6403 * plugin.h: New file.
6404 * readsyms.cc: Include "plugin.h".
6405 (Read_symbols::do_read_symbols): Check for archive before checking
6406 for ELF file. Call plugin hooks to claim files.
6407 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6408 from a real object file; force override when processing replacement
6410 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6411 (Symbol::init_base_object): Likewise.
6412 (Symbol::init_base_output_data): Likewise.
6413 (Symbol::init_base_output_segment): Likewise.
6414 (Symbol::init_base_constant): Likewise.
6415 (Symbol::init_base_undefined): Likewise.
6416 (Symbol::output_section): Assert that object is not a plugin.
6417 (Symbol_table::add_from_pluginobj): New function.
6418 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6420 (Symbol_table::sized_write_globals): Likewise.
6421 (Symbol_table::add_from_pluginobj): Instantiate template.
6422 * symtab.h (Sized_pluginobj): Declare.
6423 (Symbol::in_real_elf): New function.
6424 (Symbol::set_in_real_elf): New function.
6425 (Symbol::in_real_elf_): New field.
6426 (Symbol_table::add_from_pluginobj): New function.
6428 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6429 (LIBDL): New variable.
6431 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6432 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6433 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6434 (MOSTLYCLEANFILES): Likewise.
6435 * testsuite/Makefile.in: Regenerate.
6436 * testsuite/plugin_test.c: New file.
6437 * testsuite/plugin_test_1.sh: New file.
6438 * testsuite/plugin_test_2.sh: New file.
6440 2008-09-16 Ian Lance Taylor <iant@google.com>
6442 * target-reloc.h (relocate_section): Check whether a symbol is
6443 defined by the ABI before reporting an undefined symbol error.
6444 * target.h (Target::is_defined_by_abi): Make parameter const.
6445 (Target::do_is_defined_by_abi): Likewise.
6446 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6447 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6448 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6449 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6450 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6451 * testsuite/Makefile.in: Rebuild.
6453 * fileread.cc (make_view): Add casts to avoid warning.
6455 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6457 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6458 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6460 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6462 * options.h (General_options::output_is_executable): New.
6463 (General_options::output_is_pie): New.
6464 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6465 for shared libraries.
6466 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6468 2008-09-11 Chris Demetriou <cgd@google.com>
6470 * options.h (origin): New -z option.
6471 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6472 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6475 2008-09-05 Cary Coutant <ccoutant@google.com>
6477 * fileread.cc (File_read::make_view): Add check for attempt to map
6480 2008-09-05 Cary Coutant <ccoutant@google.com>
6482 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6483 explicit instantiations.
6485 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6488 * options.cc (General_options::finalize): Allow undefined symbols
6489 in shlibs if linking -shared.
6492 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6493 symbols as not needing a dynsym entry.
6495 2008-08-20 Craig Silverstein <csilvers@google.com>
6497 * fileread.cc (File_read::open): Do not lock the file unless it
6498 was successfully opened.
6500 2008-08-14 Cary Coutant <ccoutant@google.com>
6502 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6503 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6504 * testsuite/tls_test.cc (struct int128): 128-bit struct
6505 for testing TLS relocs with non-zero addend.
6506 (v12): New TLS variable.
6508 (t_last): Add check for v12.
6509 * testsuite/tls_test.h (t12): New function.
6510 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6512 2008-08-13 Ian Lance Taylor <iant@google.com>
6514 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6515 set tls_segment_ or relro_segment_.
6516 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6518 * output.h (Output_section::clear_is_relro): New function.
6519 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6520 sections specially even when output_data_ is empty.
6521 (Output_segment::maximum_alignment): When first section is relro,
6522 only force alignment for PT_LOAD segments.
6523 * script.cc (script_data_segment_align): New function.
6524 (script_data_segment_relro_end): New function.
6525 * script-c.h (script_data_segment_align): Declare.
6526 (script_data_segment_relro_end): Declare.
6527 * script-sections.h (class Script_sections): Declare
6528 data_segment_align and data_segment_relro_end. Add fields
6529 segment_align_index_ and saw_relro_end_.
6530 * script-sections.cc (class Sections_element): Add set_is_relro
6531 virtual function. Add new bool* parameter to place_orphan_here.
6532 Add get_output_section virtual function.
6533 (class Output_section_definition): Add set_is_relro. Add new
6534 bool* parameter to place_orphan_here. Add get_output_section.
6535 Add is_relro_ field.
6536 (Output_section_definition::Output_section_definition): Initialize
6537 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6538 and is_relro_ fields.
6539 (Output_section_definition::place_orphan_here): Add is_relro
6541 (Output_section_definition::set_section_addresses): Set relro for
6543 (Output_section_definition::alternate_constraint): Likewise.
6544 (class Orphan_output_section): Add new bool* parameter to
6545 place_orphan_here. Add get_output_section.
6546 (Orphan_output_section::place_orphan_here): Add is_relro
6548 (Script_sections::Script_sections): Initialize
6549 data_segment_align_index_ and saw_relro_end_.
6550 (Script_sections::data_segment_align): New function.
6551 (Script_sections::data_segment_relro_end): New function.
6552 (Script_sections::place_orphan): Set or clear is_relro.
6553 (Script_sections::set_section_addresses): Force alignment of first
6555 * yyscript.y (exp): Call script_data_segment_align and
6556 script_data_segment_relro_end.
6557 * testsuite/relro_script_test.t: New file.
6558 * testsuite/relro_test.cc (using_script): Declare.
6559 (t1, t2): Test using_script.
6560 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6561 (relro_script_test_SOURCES): Define.
6562 (relro_script_test_DEPENDENCIES): Define.
6563 (relro_script_test_LDFLAGS): Define.
6564 (relro_script_test_LDADD): Define.
6565 (relro_script_test.so): New target.
6566 * testsuite/Makefile.in: Rebuild.
6568 2008-08-06 Cary Coutant <ccoutant@google.com>
6570 * archive.cc (Archive::total_archives, Archive::total_members)
6571 (Archive::total_members_loaded): New variables.
6572 (Archive::setup): Add parameter. Add option to preread
6574 (Archive::read_armap): Add counter.
6575 (Archive::get_file_and_offset): New function.
6576 (Archive::get_elf_object_for_member): New function.
6577 (Archive::read_all_symbols): New function.
6578 (Archive::read_symbols): New function.
6579 (Archive::add_symbols): Add counters.
6580 (Archive::include_all_members): Use armap to find members if it's
6582 (Archive::include_member): Skip reading symbols if already read.
6583 Factored code into Archive::get_file_and_offset and
6584 Archive::get_elf_object_for_member. Changed call to
6585 Mapfile::report_include_archive_member.
6586 (Archive::print_stats): New function.
6587 * archive.h: Declare Object and Read_symbols_data classes.
6588 (Archive::Archive): Add initializers for new members.
6589 (Archive::setup): Add parameter.
6590 (Archive::print_stats): New function.
6591 (Archive::total_archives, Archive::total_members)
6592 (Archive::total_members_loaded): New variables.
6593 (Archive::get_file_and_offset): New function.
6594 (Archive::get_elf_object_for_member): New function.
6595 (Archive::read_all_symbols): New function.
6596 (Archive::read_symbols): New function.
6597 (Archive::Archive_member): New class.
6598 (Archive::members_): New member.
6599 (Archive::num_members_): New member.
6600 * main.cc: Include archive.h.
6601 (main): Call Archive::print_stats.
6602 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6603 archive parameter; member_name is now the fully-decorated name.
6604 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6605 * options.h: (General_options): Add --preread-archive-symbols option.
6606 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6609 2008-08-04 Ian Lance Taylor <iant@google.com>
6611 * symtab.h (Symbol::use_plt_offset): New function.
6612 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6613 * powerpc.cc (Relocate::relocate): Likewise.
6614 * sparc.cc (Relocate::relocate): Likewise.
6615 * x86_64.cc (Relocate::relocate): Likewise.
6616 * testsuite/weak_plt.sh: New test.
6617 * testsuite/weak_plt_main.cc: New test.
6618 * testsuite/weak_plt_shared.cc: New test.
6619 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6620 (check_PROGRAMS): Add weak_plt.
6621 (check_DATA): Add weak_plt_shared.so.
6622 (weak_plt_main_pic.o, weak_plt): New targets.
6623 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6624 * testsuite/Makefile.in: Rebuild.
6626 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6628 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6629 * testsuite/Makefile.in: Rebuild.
6631 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6633 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6634 * Makefile.in: Regenerate.
6635 * po/POTFILES.in: Regenerate.
6637 2008-07-29 Ian Lance Taylor <iant@google.com>
6639 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6640 symbols before other symbols.
6641 * testsuite/script_test_2.cc (test_addr): Declare.
6642 (test_addr_alias): Declare.
6643 (main): Check that test_addr and test_addr_alias have the right
6645 * testsuite/script_test_2.t: Define test_addr_alias and
6648 2008-07-24 Ian Lance Taylor <iant@google.com>
6651 * descriptors.cc: New file.
6652 * descriptors.h: New file.
6653 * gold-threads.h (class Hold_optional_lock): New class.
6654 * fileread.cc: Include "descriptors.h".
6655 (File_read::~File_read): Release descriptor rather than closing
6657 (File_read::open) [file]: Call open_descriptor rather than open.
6658 Set is_descriptor_opened_.
6659 (File_read::open) [memory]: Assert that descriptor is not open.
6660 (File_read::reopen_descriptor): New function.
6661 (File_read::release): Release descriptor.
6662 (File_read::do_read): Make non-const. Reopen descriptor.
6663 (File_read::read): Make non-const.
6664 (File_read::make_view): Reopen descriptor.
6665 (File_read::do_readv): Likewise.
6666 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6667 Update declarations.
6668 * layout.cc: Include "descriptors.h".
6669 (Layout::create_build_id): Use open_descriptor rather than open.
6670 * output.cc: Include "descriptors.h".
6671 (Output_file::open): Use open_descriptor rather than open.
6672 * archive.cc (Archive::const_iterator): Change Archive to be
6674 (Archive::begin, Archive::end): Make non-const.
6675 (Archive::count_members): Likewise.
6676 * archive.h (class Archive): Update declarations.
6677 * object.h (Object::read): Make non-const.
6678 * Makefile.am (CCFILES): Add descriptors.cc.
6679 (HFILES): Add descriptors.h.
6680 * Makefile.in: Rebuild.
6683 * gold.h: Always include <clocale>. Add Solaris workarounds
6684 following code in binutils/sysdep.h.
6687 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6688 this->eh_frame_hdr_ is NULL before using it.
6690 * dynobj.cc (Versions::Versions): Update comment.
6692 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6693 the base version name.
6695 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6696 array size plus one.
6697 (Stringpool_template::set_string_offsets): Subtract one from key
6698 before using it as an array index.
6699 (Stringpool_template::get_offset_with_length): Likewise.
6700 (Stringpool_template::write_to_buffer): Likewise.
6701 * stringpool.h (Stringpool_template::get_offset_from_key):
6704 2008-07-23 Ian Lance Taylor <iant@google.com>
6707 * object.h (Merged_symbol_value::value): Do our best to handle a
6711 * script.cc (Version_script_info::get_versions): Don't add empty
6712 version tag to return value.
6713 (Version_script_info::get_symbol_version_helper): Change return
6714 type to bool. Add pversion parameter. Change all callers.
6715 (script_register_vers_node): Don't require a non-NULL tag.
6716 * script.h (class Version_script_info): Update declarations.
6717 (Version_script_info::get_symbol_version): Change return type to
6718 bool. Add version parameter. Change all callers.
6719 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6720 handling. Handle an empty version from a version script.
6721 (Symbol_table::define_special_symbol): Likewise.
6722 * testsuite/ver_test_10.script: New file.
6723 * testsuite/ver_test_10.sh: New file.
6724 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6725 (check_DATA): Add ver_test_10.syms.
6726 (ver_test_10.syms, ver_test_10.so): New target.
6727 * testsuite/Makefile.in: Rebuild.
6729 2008-07-23 Simon Baldwin <simonb@google.com>
6731 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6732 to zero for undefined symbols from dynamic libraries.
6734 2008-07-23 Ian Lance Taylor <iant@google.com>
6736 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6738 * symtab.h (class Symbol_table): Update declaration.
6739 * testsuite/ver_test_9.cc: New file.
6740 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6741 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6742 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6743 (ver_test_9.so, ver_test_9.o): New targets.
6744 * testsuite/Makefile.in: Rebuild.
6746 2008-07-22 Ian Lance Taylor <iant@google.com>
6748 * options.h (class General_options): Define --check-sections.
6749 * layout.cc (Layout::set_segment_offsets): Handle
6752 * options.h (class General_options): Define -n/--nmagic and
6754 * options.cc (General_options::finalize): For -n/--nmagic or
6755 -N/--omagic, set -static.
6756 * layout.cc (Layout::attach_allocated_section_to_segment): If
6757 -N/--omagic, don't put read-only and read-write sections in
6759 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6760 finding a read-only segment.
6761 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6762 don't set the minimum segment alignment to the common page size,
6763 and don't set the file offset to the address modulo the page size.
6764 * script-sections.cc (Script_sections::create_segments): If
6765 -n/--omagic, don't put read-only and read-write sections in
6768 * cref.cc: New file.
6770 * options.h (class General_options): Add --print-symbol-counts.
6771 * main.cc (main): Issue defined symbol report if requested.
6772 * archive.cc (Archive::interpret_header): Make into a const member
6774 (Archive::add_symbols): Call Input_objects::archive_start and
6776 (Archive::const_iterator): Define new class.
6777 (Archive::begin, Archive::end): New functions.
6778 (Archive::include_all_members): Rewrite to use iterator.
6779 (Archive::count_members): New function.
6780 * archive.h (class Archive): Update declarations.
6781 (Archive::filename): New function.
6782 * object.cc: Include "cref.h".
6783 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6784 (Sized_relobj::do_get_global_symbol_counts): New function.
6785 (Input_objects::add_object): Add object to cross-referencer.
6786 (Input_objects::archive_start): New function.
6787 (Input_objects::archive_stop): New function.
6788 (Input_objects::print_symbol_counts): New function.
6789 * object.h: Declare Cref and Archive.
6790 (Object::get_global_symbol_counts): New function.
6791 (Object::do_get_global_symbol_counts): New pure virtual function.
6792 (class Sized_relobj): Add defined_count_ field. Update
6794 (class Input_objects): Add cref_ field. Update constructor.
6795 Update declarations.
6796 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6798 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6800 (Sized_dynobj::do_get_global_symbol_counts): New function.
6801 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6802 defined_count_. Update declarations. Define Symbols typedef.
6803 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6804 parameter. Change all callers.
6805 (Symbol_table::add_from_dynobj): Add sympointers and defined
6806 parameters. Change all callers.
6807 * symtab.h (class Symbol_table): Update declarations.
6808 * Makefile.am (CCFILES): Add cref.cc.
6809 (HFILES): Add cref.h.
6810 * Makefile.in: Rebuild.
6812 2008-07-22 Simon Baldwin <simonb@google.com>
6814 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6815 to zero when writing undefined symbols.
6817 2008-07-22 Ian Lance Taylor <iant@google.com>
6819 * output.cc (Output_section::add_input_section): Don't try to
6820 merge empty merge sections.
6822 2008-07-21 Craig Silverstein <csilvers@google.com>
6824 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6825 Include symbol version in error message.
6827 2008-07-20 Chris Demetriou <cgd@google.com>
6829 * configure.ac (gold_cv_c_random_seed): New configured variable.
6830 (RANDOM_SEED_CFLAGS): New substituted variable.
6831 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6832 * configure: Rebuild.
6833 * Makefile.in: Likewise.
6834 * testsuite/Makefile.in: Likewise.
6836 2008-07-18 Ian Lance Taylor <iant@google.com>
6838 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6839 where we see NAME/NULL and NAME/VERSION as separate symbols.
6840 * testsuite/ver_test_main.cc (main): Call t4.
6841 (t4, t4_2a): Define.
6842 * testsuite/ver_test_2.cc (t4_2): Define.
6843 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6844 * testsuite/ver_test_4.cc (t4_2a): Define.
6845 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6846 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6848 2008-07-17 Ian Lance Taylor <iant@google.com>
6850 * dynobj.cc (Versions::add_def): If we give an error about a
6851 missing version, go ahead and create the version anyhow.
6853 2008-07-10 Ian Lance Taylor <iant@google.com>
6855 Handle output sections with more than 0x7fffffff bytes.
6856 * object.h (class Relobj): Change map_to_output_ to
6857 output_sections_, and just keep a section pointer. Change all
6858 uses. Move comdat group support to Sized_relobj.
6859 (Relobj::is_section_specially_mapped): Remove.
6860 (Relobj::output_section): Remove poff parameter. Change all
6862 (Relobj::output_section_offset): New function.
6863 (Relobj::set_section_offset): Rewrite.
6864 (Relobj::map_to_output): Remove.
6865 (Relobj::output_sections): New function.
6866 (Relobj::do_output_section_offset): New pure virtual function.
6867 (Relobj::do_set_section_offset): Likewise.
6868 (class Sized_relobj): Add section_offsets_ field. Add comdat
6869 group support from Relobj. Update declarations.
6870 (Sized_relobj::get_output_section_offset): New function.
6871 (Sized_relobj::do_output_section_offset): New function.
6872 (Sized_relobj::do_set_section_offset): New function.
6873 * object.cc (Relobj::output_section_address): Remove.
6874 (Sized_relobj::Sized_relobj): Initialize new fields.
6875 (Sized_relobj::include_section_group): Cast find_kept_object to
6877 (Sized_relobj::include_linkonce_section): Likewise.
6878 (Sized_relobj::do_layout): Use separate arrays for output section
6880 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6882 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6883 output_sections and section_offsets.
6884 (Sized_relobj::write_local_symbols): Likewise.
6885 (map_to_kept_section): Compute output address directly.
6886 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6887 output_sections and section_offsets.
6888 (Sized_relobj::write_sections): Likewise.
6889 (Sized_relobj::relocate_sections): Likewise.
6890 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6891 * output.h (class Output_reloc): Update declarations. Change
6892 u2_.relobj to Sized_relobj*.
6893 (class Output_data_reloc): Change add functions to use
6895 * output.cc (Output_reloc::Output_reloc): Change relobj to
6897 (Output_reloc::local_section_offset): Change return type to
6898 Elf_Addr. Use get_output_section_offset.
6899 (Output_reloc::get_address): Likewise.
6900 (Output_section::is_input_address_mapped): Don't call
6901 is_section_specially_mapped.
6902 (Output_section::output_offset): Likewise.
6903 (Output_section::output_address): Likewise.
6904 (Output_section::starting_output_address): Likewise.
6905 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6906 parameter to Sized_relobj*.
6907 (Copy_relocs::need_copy_reloc): Likewise.
6908 (Copy_relocs::save): Likewise.
6909 * copy-relocs.h (class Copy_relocs): Update declarations.
6910 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6911 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6912 * target-reloc.h (relocate_for_relocatable): Change
6913 offset_in_output_section type to Elf_Addr. Change code that uses
6915 * layout.cc (Layout::layout): Always set *off.
6916 * mapfile.cc (Mapfile::print_input_section): Use
6917 output_section_offset.
6918 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6920 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6921 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6922 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6924 2008-07-03 Ian Lance Taylor <iant@google.com>
6926 * layout.cc (Layout::include_section): Do not discard unrecognized
6927 SHT_STRTAB sections.
6929 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6931 * script.cc (Lex::can_continue_name): Make '?' allowable in
6932 version-script names.
6933 * testsuite/version_script.map: Change glob pattern to use '?'
6935 2008-06-30 Manish Singh <yosh@gimp.org>
6938 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6941 2008-06-30 Ian Lance Taylor <iant@google.com>
6945 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6946 versions]: Don't try to read the value in the contents, since we
6947 don't use it. Use the template endianness when writing.
6949 2008-06-25 Cary Coutant <ccoutant@google.com>
6951 * fileread.cc (File_read::make_view): Assert on zero-length view.
6952 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6953 symbol table when there are no symbols to read.
6955 2008-06-23 Craig Silverstein <csilvers@google.com>
6957 * version.cc (version_string): Bump to 1.7
6959 2008-06-18 Craig Silverstein <csilvers@google.com>
6961 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6962 constant 0xFFFF to type Valtype.
6963 (Powerpc_relocate_functions::rel16_ha): Likewise.
6965 2008-06-17 Ian Lance Taylor <iant@google.com>
6967 * output.h (Output_section::Input_section): Initialize p2align_ to
6968 zero for Output_section_data constructors.
6969 (Output_section::Input_section::addralign): If not an input
6970 section, return the alignment of the Output_section_data.
6971 * testsuite/copy_test.cc: New file.
6972 * testsuite/copy_test_1.cc: New file.
6973 * testsuite/copy_test_2.cc: New file.
6974 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6975 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6976 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6977 (copy_test_1_pic.o, copy_test_1.so): New targets.
6978 (copy_test_2_pic.o, copy_test_2.so): New targets.
6979 * testsuite/Makefile.in: Rebuild.
6981 * script-sections.cc (Script_sections::place_orphan): Initialize
6982 local variable exact.
6984 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6986 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6988 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6989 David S. Miller <davem@davemloft.net>
6991 * powerpc.cc: New file.
6992 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6993 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6994 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6995 * Makefile.in: Rebuild.
6997 2008-06-09 Ian Lance Taylor <iant@google.com>
6999 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7001 (throwing, orig_terminate): New static variables.
7002 (terminate_handler): New static function.
7003 (t2): Set terminate handler.
7005 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7008 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7011 2008-05-30 Cary Coutant <ccoutant@google.com>
7013 * archive.cc (Archive::include_all_members) Correct to step
7014 over symbol table and extended name table in thin archives.
7016 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7019 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7022 2008-05-28 Caleb Howe <cshowe@google.com>
7024 * reduced_debug_output.cc: New file.
7025 * reduced_debug_output.h: New file.
7026 * options.h (class General_options): Add --strip-debug-non-line.
7027 * options.cc (General_options::finalize): Add strip_debug_non_line
7028 to the strip heirarchy.
7029 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7031 * layout.cc: Include "reduced_debug_output.h".
7032 (Layout::Layout): Initialize new fields.
7033 (line_only_debug_sections): New static array.
7034 (is_lines_only_debug_sections): New static inline function.
7035 (Layout::include_section): Handle --strip-debug-non-line.
7036 (Layout::make_output_section): If --strip-debug-non-line, build
7037 new output sections for .debug_abbrev and .debug_info.
7038 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7039 gold. Warn about possible overflow.
7040 (read_signed_LEB_128): Likewise.
7041 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7042 (read_signed_LEB_128): Declare.
7043 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7044 (HFILES): Add reduced_debug_output.h.
7045 * Makefile.in: Rebuild.
7047 2008-05-21 Ian Lance Taylor <iant@google.com>
7049 * mapfile.cc: New file.
7050 * mapfile.h: New file.
7051 * options.h (class General_options): Add -M/--print-map and -Map.
7052 * options.cc (General_options::finalize): Make -M equivalent to
7054 * main.cc: Include <cstdio> and "mapfile.h".
7055 (main): Open mapfile if requested.
7056 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7057 constructor. Change caller.
7058 (queue_initial_tasks): Add mapfile parameter. Change caller.
7059 (queue_middle_tasks): Likewise.
7060 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7062 * archive.cc: Include "mapfile.h".
7063 (Archive::add_symbols): Add mapfile parameter. Change all
7064 callers. Pass mapfile, symbol, and reason to include_member.
7065 (Archive::include_all_members): Add mapfile parameter. Change all
7067 (Archive::include_member): Add mapfile, sym, and why parameters.
7068 Change all callers. Report inclusion to map file.
7069 * archive.h: Include "fileread.h".
7070 (class Archive): Update declarations.
7071 (Archive::file): New const method.
7072 (class Add_archive_symbols): Add mapfile_ field. Update
7073 constructor. Change all callers.
7074 * readsyms.h (class Read_symbols): Likewise.
7075 (class Finish_group): Likewise.
7076 (class Read_script): Likewise.
7077 * common.cc: Include "mapfile.h".
7078 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7080 (Symbol_table::do_allocate_commons): Likewise.
7081 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7082 symbol allocation to mapfile.
7083 * common.h (class Allocate_commons_task): Add mapfile_ field.
7084 Update constructor. Change all callers.
7085 * symtab.h (class Symbol_table): Update declarations.
7086 * layout.cc: Include "mapfile.h".
7087 (Layout_task_runner::run): Print information to mapfile.
7088 (Layout::create_gold_note): Change Output_data_fixed_space to
7089 Output_data_zero_fill.
7090 (Layout::create_build_id): Likewise.
7091 (Layout::print_to_mapfile): New function.
7092 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7093 constructor. Change caller.
7094 (class Layout): Declare print_to_mapfile.
7095 * output.cc (Output_section::Input_section::print_to_mapfile): New
7097 (Output_section::add_input_section): If producing a map, always
7098 add to input_sections_ list.
7099 (Output_section::do_print_to_mapfile): New function.
7100 (Output_segment::print_sections_to_mapfile): New function.
7101 (Output_segment::print_section_list_to_mapfile): New function.
7102 * output.h: Include "mapfile.h".
7103 (Output_data::print_to_mapfile): New function.
7104 (Output_data::do_print_to_mapfile): New virtual function.
7105 (Output_segment_headers::do_print_to_mapfile): New function.
7106 (Output_file_header::do_print_to_mapfile): New function.
7107 (Output_data_const::do_print_to_mapfile): New function.
7108 (class Output_data_const_buffer): Add map_name_ field. Update
7109 constructor. Change all callers. Add do_print_to_mapfile
7111 (class Output_data_fixed_space): Likewise.
7112 (class Output_data_space): Likewise.
7113 (class Output_data_zero_fill): New class.
7114 (Output_data_strtab::do_print_to_mapfile): New function.
7115 (Output_data_reloc_base::do_print_to_mapfile): New function.
7116 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7117 (Output_data_group::do_print_to_mapfile): New function.
7118 (Output_data_got::do_print_to_mapfile): New function.
7119 (Output_data_dynamic::do_print_to_mapfile): New function.
7120 (Output_symtab_xindex::do_print_to_mapfile): New function.
7121 (class Output_section): Declare do_print_to_mapflie. Declare
7122 print_to_mapfile in Input_section.
7123 (class Output_segment): Declare new functions.
7124 * object.h (Sized_relobj::symbol_count): New function.
7125 * script-sections.cc
7126 (Output_section_element_dot_assignment::set_section_addresses):
7127 Change Output_data_fixed_space to Output_data_zero_fill.
7128 (Output_data_expression::do_print_to_mapfile): New function.
7129 * script.cc (read_input_script): Add mapfile parameter. Change
7131 * script.h (read_input_script): Update declaration.
7132 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7133 (Eh_frame::do_print_to_mapfile): New function.
7134 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7135 (Output_merge_string::do_print_to_mapfile): New function.
7136 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7138 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7140 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7142 * Makefile.am (CCFILES): Add mapfile.cc.
7143 (HFILES): Add mapfile.h.
7144 * Makefile.in: Rebuild.
7146 2008-05-19 Ian Lance Taylor <iant@google.com>
7148 * options.h (class General_options): Add -z relro.
7149 * layout.cc (Layout::Layout): Initialize relro_segment_.
7150 (Layout::add_output_section_data): Return the output section.
7151 (Layout::make_output_section): Rcognize relro sections and mark
7153 (Layout::attach_allocated_section_to_segment): Put relro sections
7154 in a PT_GNU_RELRO segment.
7155 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7157 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7159 (Layout::linkonce_mapping): Map d.rel.ro.local to
7161 (Layout::output_section_name): Us .data.rel.ro.local for any
7162 section which begins with that.
7163 * layout.h (class Layout): Update add_output_section_data
7164 declaration. Add relro_segment_ field.
7165 * output.cc (Output_section::Output_section): Initialize is_relro_
7166 and is_relro_local_ fields.
7167 (Output_segment::add_output_section): Group relro sections.
7168 (Output_segment::is_first_section_relro): New function.
7169 (Output_segment::maximum_alignment): If there is a relro section,
7170 align the segment to the common page size.
7171 (Output_segment::set_section_addresses): Track whether we are
7172 looking at relro sections. If the last section is a relro
7173 section, align to the common page size.
7174 (Output_segment::set_section_list_addresses): Add in_relro
7175 parameter. Change all callers. Align to the page size when
7176 moving from relro to non-relro section.
7177 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7179 * output.h (class Output_section): Add is_relro_ and
7180 is_relro_local_ fields.
7181 (Output_section::is_relro): New function.
7182 (Output_section::set_is_relro): New function.
7183 (Output_section::is_relro_local): New function.
7184 (Output_section::set_is_relro_local): New function.
7185 (class Output_segment): Update declarations.
7186 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7187 * sparc.cc (Target_sparc::got_section): Likewise.
7188 * x86_64.cc (Target_x86_64::got_section): Likewise.
7189 * testsuite/relro_test_main.cc: New file.
7190 * testsuite/relro_test.cc: New file.
7191 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7192 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7193 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7194 (relro_test.so, relro_test_pic.o): New targets.
7195 * testsuite/Makefile.in: Rebuild.
7197 2008-05-16 Ian Lance Taylor <iant@google.com>
7199 * output.cc (Output_segment::add_output_section): Remove front
7201 * output.h (class Output_segment): Remove
7202 add_initial_output_section and overloaded add_output_section.
7203 Update declaration of remaining add_output_section.
7204 * layout.cc (Layout::create_interp): Call add_output_section
7205 rather than add_initial_output_section.
7206 (Layout::finish_dynamic_section): Likewise.
7208 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7209 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7210 know the dynamic type.
7211 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7212 field. Initialize it in constructor.
7213 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7214 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7215 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7218 * output.cc (Output_reloc::get_address): Change return type to
7220 * output.h (class Output_reloc): Update get_address declaration.
7221 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7222 for section addresses.
7224 2008-05-09 Ian Lance Taylor <iant@google.com>
7227 * gold.cc (gold_nomem): Use return value of write.
7229 2008-05-08 Ian Lance Taylor <iant@google.com>
7231 * symtab.c (Symbol::init_base_output_data): Add version
7232 parameter. Change all callers.
7233 (Symbol::init_base_output_segment): Likewise.
7234 (Symbol::init_base_constant): Likewise.
7235 (Symbol::init_base_undefined): Likewise.
7236 (Sized_symbol::init_output_data): Likewise.
7237 (Sized_symbol::init_output_segment): Likewise.
7238 (Sized_symbol::init_constant): Likewise.
7239 (Sized_symbol::init_undefined): Likewise.
7240 (Symbol_table::do_define_in_output_data): If the new symbol has a
7241 version, mark it as the default.
7242 (Symbol_table::do_define_in_output_segment): Likewise.
7243 (Symbol_table::do_define_as_constant): Likewise.
7244 * symtab.h (class Symbol): Update declarations.
7245 (class Sized_symbol): Likewise.
7246 * resolve.cc (Symbol::override_version): New function.
7247 (Symbol::override_base): Call override_version.
7248 (Symbol::override_base_with_special): Likewise.
7249 * testsuite/ver_script_8.script: New file.
7250 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7251 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7252 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7253 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7255 2008-05-06 Ian Lance Taylor <iant@google.com>
7258 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7260 (class General_options): Remove existing --undefined, and add
7261 --no-undefined instead. Add new --undefined as synonym for -u.
7262 * archive.cc (Archive::add_symbols): Check whether symbol was
7264 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7265 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7266 all uses. Add IS_UNDEFINED. Update declarations to split
7267 different versions of init_base. Declare init_base_undefined.
7268 (Symbol::is_defined): Handle IS_UNDEFINED.
7269 (Symbol::is_undefined): Likewise.
7270 (Symbol::is_weak_undefined): Call is_undefined.
7271 (Symbol::is_absolute): Handle IS_CONSTANT.
7272 (class Sized_symbol): Update declarations to split different
7273 versions of init. Declare init_undefined.
7274 (class Symbol_table): Declare new functions.
7275 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7277 (Symbol::init_base_output_data): Likewise.
7278 (Symbol::init_base_output_segment): Likewise.
7279 (Symbol::init_base_constant): Likewise.
7280 (Symbol::init_base_undefined): New function.
7281 (Sized_symbol::init_object): Rename from init. Change all
7283 (Sized_symbol::init_output_data): Likewise.
7284 (Sized_symbol::init_output_segment): Likewise.
7285 (Sized_symbol::init_constant): Likewise.
7286 (Sized_symbol::init_undefined): New function.
7287 (Symbol_table::add_undefined_symbols_from_command_line): New
7289 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7291 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7292 (Symbol::output_section): Likewise.
7293 (Symbol::set_output_section): Likewise.
7294 (Symbol_table::sized_finalize_symbol): Likewise.
7295 (Symbol_table::sized_write_globals): Likewise.
7296 * resolve.cc (Symbol_table::should_override): Likewise.
7297 (Symbol::override_base_with_special): Likewise.
7299 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7300 symbol, change it to have default visibility.
7301 * testsuite/protected_1.cc: New file.
7302 * testsuite/protected_2.cc: New file.
7303 * testsuite/protected_3.cc: New file.
7304 * testsuite/protected_main_1.cc: New file.
7305 * testsuite/protected_main_2.cc: New file.
7306 * testsuite/protected_main_3.cc: New file.
7307 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7308 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7309 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7310 (protected_1.so): New target.
7311 (protected_1_pic.o, protected_2_pic.o): New targets.
7312 (protected_3_pic.o): New target.
7313 (check_PROGRAMS): Add protected_2.
7314 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7315 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7316 * testsuite/Makefile.in: Rebuild.
7318 * options.h (DEFINE_var): Add set_user_set_##varname__.
7319 (DEFINE_bool_alias): New macro.
7320 (class General_options): Define -Bstatic using DEFINE_bool_alias
7321 rather than DEFINE_special. Add --undefined as an alias for -z
7323 * options.cc (General_options::parse_Bstatic): Remove.
7325 * options.h (class General_options): Add --fatal-warnings.
7326 * main.cc (main): Implement --fatal-warnings.
7327 * errors.h (Errors::warning_count): New function.
7329 * options.h (class General_options): Add -Bsymbolic-functions.
7330 * symtab.h (Symbol::is_preemptible): Check for
7331 -Bsymbolic-functions.
7333 2008-05-05 Ian Lance Taylor <iant@google.com>
7335 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7336 as noVARNAME rather than no-VARNAME.
7337 (class General_options): Add option -z combreloc.
7338 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7340 (Output_reloc::sort_before) [SHT_REL]: New function.
7341 (Output_reloc::sort_before) [SHT_RELA]: New function.
7342 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7343 Sort_relocs_comparison.
7344 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7345 parameter. Change all callers.
7346 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7347 sort_relocs parameter. Change all callers.
7348 * output.cc (Output_reloc::get_address): New function, broken out
7350 (Output_reloc::write_rel): Call it.
7351 (Output_reloc::compare): New function.
7352 (Output_data_reloc_base::do_write): Optionally sort relocs.
7354 * configure.ac: If targ_extra_obj is set, link it in.
7355 * configure.tgt: Initialize all variables.
7356 (x86_64*): Set targ_extra_obj and targ_extra_size.
7357 * configure: Rebuild.
7359 * object.cc (Sized_relobj::include_section_group): Adjust section
7360 indexes read from group data. Build vector to pass to
7362 * layout.cc (Layout::layout_group): Add flags and shndxes
7363 parameters. Remove contents parameter. Change caller. Update
7364 explicit instantiations.
7365 * layout.h (class Layout): Update layout_group declaration.
7366 * output.cc (Output_data_group::Output_data_group): Add flags and
7367 input_shndxes parameters. Remove contents parameter. Change
7369 (Output_data_group::do_write): Change input_sections_ to
7371 * output.h (class Output_data_group): Update constructor
7372 declaration. Rename input_sections_ to input_shndxes_.
7373 * testsuite/many_sections_test.cc: Add template.
7375 2008-04-30 Cary Coutant <ccoutant@google.com>
7377 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7379 * layout.cc (Layout::include_section): Refactored check for debug
7381 (Layout::add_comdat): Add new parameters. Change type
7382 of signature parameter. Add object and shndx to signatures table.
7383 (Layout::find_kept_object): New function.
7384 * layout.h: Include <cstring>.
7385 (Layout::is_debug_info_section): New function.
7386 (Layout::add_comdat): Add new parameters.
7387 (Layout::find_kept_object): New function.
7388 (Layout::Kept_section): New struct.
7389 (Layout::Signatures): Change type of map range.
7390 * object.cc (Relobj::output_section_address): New function.
7391 (Sized_relobj::include_section_group): Add new parameters. Change
7392 calls to Layout::add_comdat. Change to build table of kept comdat
7393 groups and table mapping discarded sections to kept sections.
7394 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7395 (Sized_relobj::do_layout): Change calls to include_section_group and
7396 include_linkonce_section.
7397 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7398 value to zero when section is discarded.
7399 (Sized_relobj::map_to_kept_section): New function.
7400 * object.h (Relobj::output_section_address): New function.
7401 (Relobj::Comdat_group): New type.
7402 (Relobj::find_comdat_group): New function.
7403 (Relobj::Comdat_group_table): New type.
7404 (Relobj::Kept_comdat_section): New type.
7405 (Relobj::Kept_comdat_section_table): New type.
7406 (Relobj::add_comdat_group): New function.
7407 (Relobj::set_kept_comdat_section): New function.
7408 (Relobj::get_kept_comdat_section): New function.
7409 (Relobj::comdat_groups_): New field.
7410 (Relobj::kept_comdat_sections_): New field.
7411 (Symbol_value::input_value): Update comment.
7412 (Sized_relobj::map_to_kept_section) New function.
7413 (Sized_relobj::include_linkonce_section): Add new parameter.
7414 * target-reloc.h (Comdat_behavior): New type.
7415 (get_comdat_behavior): New function.
7416 (relocate_section): Add code to map a discarded section to the
7417 corresponding kept section when applying a relocation.
7419 2008-04-30 Craig Silverstein <csilvers@google.com>
7421 * dwarf_reader.cc (next_generation_count): New static var.
7422 (Addr2line_cache_entry): New struct.
7423 (addr2line_cache): New static var.
7424 (Dwarf_line_info::one_addr2line): Added caching.
7425 (Dwarf_line_info::clear_addr2line_cache): New function.
7426 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7427 cache-size parameter.
7428 (Dwarf_line_info::one_addr2line_cache): New function.
7429 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7430 new cache-size argument to one_addr2line(), and clear cache.
7432 2008-04-28 Cary Coutant <ccoutant@google.com>
7434 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7435 R_386_PC8 relocations.
7437 2008-04-23 Ian Lance Taylor <iant@google.com>
7439 * object.cc (Sized_relobj::include_section_group): Check for
7440 invalid section group.
7442 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7445 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7446 than read for file header.
7447 * archive.cc (Archive::include_member): Likewise.
7449 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7451 * aclocal.m4: Regenerate.
7452 * configure: Regenerate.
7454 2008-04-19 Ian Lance Taylor <iant@google.com>
7456 * version.cc (version_string): Bump to 1.6.
7458 * testsuite/Makefile.am (many_sections_r_test): New target.
7459 (many_sections_r_test_SOURCES): Remove.
7460 (many_sections_r_test_DEPENDENCIES): Remove.
7461 (many_sections_r_test_LDFLAGS): Remove.
7462 (many_sections_r_test_LDADD): Remove.
7464 * object.cc (Sized_relobj::do_add_symbols): Always pass
7465 local_symbol_count_ to add_from_relobj.
7467 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7468 every thousand variables.
7469 * testsuite/Makefile.in: Rebuild.
7471 * object.cc (Xindex::initialize_symtab_xindex): New function.
7472 (Xindex::read_symtab_xindex): New function.
7473 (Xindex::sym_xindex_to_shndx): New function.
7474 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7476 (Sized_relobj::do_initialize_xindex): New function.
7477 (Sized_relobj::do_read_symbols): Adjust section links.
7478 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7479 parameter. Change all callers.
7480 (Sized_relobj::include_section_group): Adjust section links and
7481 symbol section indexes.
7482 (Sized_relobj::do_layout): Adjust section links.
7483 (Sized_relobj::do_count_local_symbols): Adjust section links and
7484 symbol section indexes.
7485 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7486 ordinary and special symbols.
7487 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7488 dynsym_xindex parameters. Change all callers. Adjust section
7489 links. Use SHN_XINDEX when needed.
7490 (Sized_relobj::get_symbol_location_info): Adjust section links.
7491 Don't get fooled by special symbols.
7492 * object.h (class Xindex): Define.
7493 (class Object): Add xindex_ parameter. Declare virtual functoin
7494 do_initialize_xindex.
7495 (Object::adjust_sym_shndx): New function.
7496 (Object::set_xindex): New protected function.
7497 (class Symbol_value): Add is_ordinary_shndx_ field.
7498 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7499 (Symbol_value::value): Assert ordinary section.
7500 (Symbol_value::initialize_input_to_output_map): Likewise.
7501 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7503 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7505 (class Sized_relobj): Update declarations.
7506 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7507 parameter. Change all callers.
7508 (Sized_relobj::adjust_shndx): New function.
7509 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7511 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7512 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7513 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7514 (Sized_dynobj::read_dynsym_section): Adjust section links.
7515 (Sized_dynobj::read_dynamic): Likewise.
7516 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7518 (Sized_dynobj::do_initialize_xindex): New function.
7519 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7520 do_initialize_xindex.
7521 (Sized_dynobj::adjust_shndx): New function.
7522 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7523 dynsym_xindex_ fields.
7524 (Layout::finalize): Add a call to set_section_indexes before
7525 creating the symtab sections.
7526 (Layout::set_section_indexes): Don't do anything if the section
7527 already has a section index.
7528 (Layout::create_symtab_sections): Add shnum parameter. Change
7529 caller. Create .symtab_shndx section if needed.
7530 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7532 (Layout::allocated_output_section_count): New function.
7533 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7535 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7536 fields. Update declarations.
7537 (Layout::symtab_xindex): New function.
7538 (Layout::dynsym_xindex): New function.
7539 (class Write_symbols_task): Add layout_ field.
7540 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7542 * output.cc (Output_section_headers::Output_section_headers): Add
7543 shstrtab_section parameter. Change all callers.
7544 (Output_section_headers::do_sized_write): Store overflow values
7545 for section count and section string table section index in
7546 section header zero.
7547 (Output_file_header::do_sized_write): Check for overflow of
7548 section count and section string table section index.
7549 (Output_symtab_xindex::do_write): New function.
7550 (Output_symtab_xindex::endian_do_write): New function.
7551 * output.h (class Output_section_headers): Add shstrtab_section_.
7552 Update declarations.
7553 (class Output_symtab_xindex): Define.
7554 (Output_section::has_out_shndx): New function.
7555 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7557 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7559 (Sized_symbol::init): Likewise.
7560 (Symbol::output_section): Check for ordinary symbol.
7561 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7562 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7564 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7565 Change all callers. Simplify handling of symbols from sections
7566 not included in the link.
7567 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7569 (Weak_alias_sorter::operator()): Assert that symbols are
7571 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7573 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7574 parameters. Change all callers.
7575 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7576 symbol distinction. Use SHN_XINDEX when needed.
7577 (Symbol_table::write_section_symbol): Add symtab_xindex
7578 parameter. Change all callers.
7579 (Symbol_table::sized_write_section_symbol): Likewise. Use
7580 SHN_XINDEX when needed.
7581 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7583 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7584 (Symbol::is_defined): Check is_ordinary.
7585 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7586 (Symbol::is_absolute, Symbol::is_common): Likewise.
7587 (class Sized_symbol): Update declarations.
7588 (class Symbol_table): Update declarations.
7589 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7590 parameters. Change all callers.
7591 (Sized_symbol::override): Likewise.
7592 (Symbol_table::override): Likewise.
7593 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7594 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7595 is_ordinary, and orig_st_shndx parameters. Change all callers.
7596 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7597 to be in an ordinary section.
7598 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7599 object and is_ordinary parameters. Change all callers.
7600 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7601 Change all callers. Don't add undefined or non-ordinary symbols
7603 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7605 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7607 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7608 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7609 (Sized_relobj::relocate_sections): Likewise.
7610 * target-reloc.h (scan_relocs): Adjust section symbol index.
7611 (scan_relocatable_relocs): Likewise.
7612 * i386.cc (Scan::local): Check for ordinary symbols.
7613 * sparc.cc (Scan::local): Likewise.
7614 * x86_64.cc (Scan::local): Likewise.
7615 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7616 to symbol_section_and_value.
7617 * testsuite/many_sections_test.cc: New file.
7618 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7619 (check_PROGRAMS): Add many_sections_test.
7620 (many_sections_test_SOURCES): Define.
7621 (many_sections_test_DEPENDENCIES): Define.
7622 (many_sections_test_LDFLAGS): Define.
7623 (BUILT_SOURCES): Add many_sections_define.h.
7624 (many_sections_define.h): New target.
7625 (BUILT_SOURCES): Add many_sections_check.h.
7626 (many_sections_check.h): New target.
7627 (check_PROGRAMS): Add many_sections_r_test.
7628 (many_sections_r_test_SOURCES): Define.
7629 (many_sections_r_test_DEPENDENCIES): Define.
7630 (many_sections_r_test_LDFLAGS): Define.
7631 (many_sections_r_test_LDADD): Define.
7632 (many_sections_r_test.o): New target.
7633 * testsuite/Makefile.in: Rebuild.
7635 2008-04-17 Cary Coutant <ccoutant@google.com>
7637 * errors.cc (Errors::info): New function.
7638 (gold_info): New function.
7639 * errors.h (Errors::info): New function.
7640 * gold.h (gold_info): New function.
7641 * object.cc (Input_objects::add_object): Print trace output.
7642 * options.cc (options::parse_set): New function.
7643 (General_options::parse_wrap): Deleted.
7644 (General_options::General_options): Deleted initializer.
7645 * options.h (options::String_set): New typedef.
7646 (options::parse_set): New function.
7647 (DEFINE_set): New macro.
7648 (General_options::wrap): Changed to use DEFINE_set. Changed
7649 callers of any_wrap_symbols and is_wrap_symbol.
7650 (General_options::trace, General_options::trace_symbol):
7652 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7653 (General_options::wrap_symbols_): Deleted.
7654 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7656 2008-04-17 David S. Miller <davem@davemloft.net>
7658 * options.cc (General_options::parse_V): New function.
7659 * options.h: Add entries for -V and -Qy.
7661 2008-04-17 Ian Lance Taylor <iant@google.com>
7663 * common.cc (Symbol_table::allocate_commons): Remove options
7664 parameter. Change caller.
7665 (Symbol_table::do_allocate_commons): Remove options parameter.
7666 Change caller. Just call do_allocate_commons_list twice.
7667 (Symbol_table::do_allocate_commons_list): New function, broken out
7668 of do_allocate_commons.
7669 * common.h (class Allocate_commons_task): Remove options_ field.
7671 * symtab.cc (Symbol_table::Symbol_table): Initialize
7673 (Symbol_table::add_from_object): Put TLS common symbols on
7675 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7676 which are IN_OUTPUT_DATA.
7677 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7678 allocate_commons and do_allocate_commons declarations. Declare
7679 do_allocate_commons_list.
7680 * gold.cc (queue_middle_tasks): Update creation of
7681 Allocate_commons_task to not pass options.
7682 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7683 (TLS_TEST_C_FLAGS): New variable.
7684 (tls_test_c_pic.o): New target.
7685 (tls_test_shared.so): Link in tls_test_c_pic.o.
7686 (tls_test_c_pic_ie.o): New target.
7687 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7688 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7689 (tls_test_c.o): New target.
7690 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7691 (tls_pic_test_LDADD): Likewise.
7692 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7693 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7694 (tls_test_c_gnu2.o): New target.
7695 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7697 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7698 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7699 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7700 * testsuite/tls_test.cc: Include "config.h".
7701 (t_last): Call t11_last.
7702 * testsuite/tls_test.h (t11, t11_last): Declare.
7703 * testsuite/tls_test_c.c: New file.
7704 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7705 * configure.ac: Check for OpenMP support.
7706 * configure, config.in, Makefile.in: Rebuild.
7707 * testsuite/Makefile.in: Rebuild.
7709 2008-04-16 Cary Coutant <ccoutant@google.com>
7711 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7712 (Target_i386::tls_base_symbol_defined_): New field.
7713 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7714 (Target_i386::Scan::global): Likewise.
7715 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7716 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7717 (Target_x86_64::tls_base_symbol_defined_): New field.
7718 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7719 (Target_x86_64::Scan::global): Likewise.
7721 2008-04-16 Cary Coutant <ccoutant@google.com>
7723 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7724 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7725 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7726 building shared libraries.
7727 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7728 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7729 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7730 * testsuite/Makefile.in: Rebuild.
7731 * testsuite/weak_undef.h: New file.
7732 * testsuite/weak_undef_file1.cc: Add extra test cases.
7733 * testsuite/weak_undef_file2.cc: Likewise.
7734 * testsuite/weak_undef_test.cc: Likewise.
7736 2008-04-16 David S. Miller <davem@davemloft.net>
7738 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7739 Add issued_non_pic_error_ field. Declare check_non_pic.
7740 (Target_sparc::Scan::check_non_pic): New function.
7741 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7742 (Target_sparc::Scan::global): Likewise.
7744 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7745 * configure: Rebuild.
7747 * options.h (DEFINE_enable): New macro.
7748 (new_dtags): New enable option.
7749 (initfirst, interpose, loadfltr, nodefaultlib,
7750 nodelete, nodlopen, nodump): New -z options.
7751 * layout.cc (Layout:finish_dynamic_section): If new
7752 dtags enabled, emit DT_RUNPATH. Also, emit a
7753 DT_FLAGS_1 containing any specified -z flags.
7755 2008-04-16 Ian Lance Taylor <iant@google.com>
7757 * copy-relocs.cc: New file.
7758 * copy-relocs.h: New file.
7759 * reloc.cc: Remove Copy_relocs code.
7760 * reloc.h: Likewise.
7761 * reloc-types.h (struct Reloc_types) [both versions]: Add
7762 get_reloc_addend_noerror.
7763 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7764 variants of add_global which take an addend which must be zero.
7765 * i386.cc: Include "copy-relocs.h".
7766 (class Target_i386): Change type of copy_relocs_ to variable,
7768 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7770 (Target_i386::do_finalize_sections): Change handling of
7772 * sparc.cc: Include "copy-relocs.h".
7773 (class Target_sparc): Change type of copy_relocs_ to variable,
7775 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7777 (Target_sparc::do_finalize_sections): Change handling of
7779 * x86_64.cc: Include "copy-relocs.h".
7780 (class Target_x86_64): Change type of copy_relocs_ to variable,
7782 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7783 class. Change all callers.
7784 (Target_x86_64::do_finalize_sections): Change handling of
7786 * Makefile.am (CCFILES): Add copy-relocs.cc.
7787 (HFILES): Add copy-relocs.h.
7789 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7791 * testsuite/script_test_4.sh: Permit leading zeroes.
7793 2008-04-15 Ian Lance Taylor <iant@google.com>
7795 * script-sections.cc (Script_sections::create_segments): Use
7796 header_size_adjustment even when there is enough room for the
7798 * testsuite/script_test_4.sh: New file.
7799 * testsuite/script_test_4.t: New file.
7800 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7801 (check_DATA): Add script_test_4.stdout.
7802 (MOSTLYCLEANFILES): Likewise.
7803 (script_test_4): New target.
7804 (script_test_4.stdout): New target.
7805 * testsuite/Makefile.in: Rebuild.
7807 * sparc.cc: Add definitions for Output_data_plt_sparc class
7810 2008-04-14 David S. Miller <davem@davemloft.net>
7812 * sparc.cc: New file.
7813 * Makefile.am (TARGETSOURCES): Add sparc.cc
7814 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7815 * configure.tgt: Document targ_extra_size and
7816 targ_extra_big_endian. Add entries for sparc-* and
7818 * configure.ac: Handle targ_extra_size and
7819 targ_extra_big_endian.
7820 * Makefile.in: Rebuild.
7821 * configure: Likewise.
7822 * po/POTFILES.in: Likewise.
7823 * po/gold.pot: Likewise.
7825 2008-04-14 Ian Lance Taylor <iant@google.com>
7827 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7828 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7829 in the name/type/flags to section mapping. Don't call
7830 allocate_output_section.
7831 (Layout::choose_output_section): Change parameter from adjust_name
7832 to is_input_section. Don't permit input sections after sections
7833 are attached to segments. Don't call allocate_output_section.
7834 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7835 not write_enable_output_section.
7836 (Layout::make_output_section): Don't push to
7837 unattached_section_list_ nor call attach_to_segment. Call
7838 attach_section_to_segment if sections are attached.
7839 (Layout::attach_sections_to_segments): New function.
7840 (Layout::attach_section_to_segment): New function.
7841 (Layout::attach_allocated_section_to_segment): Rename from
7842 attach_to_segment. Remove flags parameter.
7843 (Layout::allocate_output_section): Remove function.
7844 (Layout::write_enable_output_section): Remove function.
7845 * layout.h (class Layout): Update for above changes. Add new
7846 field sections_are_attached_.
7847 * output.h (Output_section::update_flags_for_input_section): New
7849 * output.cc (Output_section::add_input_section): Call
7850 update_flags_for_input_section.
7851 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7853 2008-04-11 Cary Coutant <ccoutant@google.com>
7855 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7856 thought unnecessary.
7857 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7859 2008-04-11 Ian Lance Taylor <iant@google.com>
7861 * output.h (class Output_section_data): Remove inline definition
7863 * output.cc (Output_section_data::set_addralign): New function.
7865 2008-04-11 Cary Coutant <ccoutant@google.com>
7867 Add support for TLS descriptors for i386 and x86_64.
7868 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7869 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7870 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7872 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7873 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7874 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7876 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7877 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7878 Fix problem with initial-exec relocations.
7879 (Target_i386::Relocate::relocate_tls): Likewise.
7880 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7882 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7883 support for section-plus-offset dynamic table entries.
7884 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7885 (Output_data_dynamic::Dynamic_entry): Add support for
7886 section-plus-offset dynamic table entries.
7887 (Output_data_dynamic::Classification): Likewise.
7888 (Output_data_dynamic::classification_): Renamed offset_.
7889 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7890 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7891 (Target_x86_64::make_plt_section): New function.
7892 (Target_x86_64::reserve_tlsdesc_entries): New function.
7893 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7894 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7895 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7896 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7897 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7898 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7899 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7900 add extra PLT entry for TLS descriptors.
7901 (Output_data_plt_x86_64::got_): New field.
7902 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7903 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7905 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7907 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7908 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7909 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7910 R_386_TLS_DESC_CALL relocations.
7911 (Target_x86_64::Scan::global): Likewise.
7912 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7913 for TLS descriptors.
7914 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7915 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7916 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7917 GD-to-IE relaxation.
7918 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7919 and TLS_DESCRIPTORS.
7920 * Makefile.in: Rebuild.
7921 * configure: Rebuild.
7922 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7923 (tls_test_shared2.so): New target.
7924 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7925 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7926 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7927 (tls_shared_gd_to_ie_test_LDADD): New variable.
7928 (tls_shared_gnu2_gd_to_ie_test): New target.
7929 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7931 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7932 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7933 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7934 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7935 (tls_shared_gnu2_test): New target.
7936 (tls_test_gnu2_shared.so): New target.
7937 (tls_shared_gnu2_test_SOURCES): New variable.
7938 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7939 (tls_shared_gnu2_test_LDFLAGS): New variable.
7940 (tls_shared_gnu2_test_LDADD): New variable.
7941 * testsuite/Makefile.in: Rebuild.
7942 * testsuite/Makefile.
7944 2008-04-11 Ian Lance Taylor <iant@google.com>
7946 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7948 * testsuite/Makefile.in: Rebuild.
7950 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7952 * testsuite/script_test_2.cc (main): Adjust test.
7954 2008-04-11 David S. Miller <davem@davemloft.net>
7955 Ian Lance Taylor <iant@google.com>
7957 * options.h (General_options): Add entries for '-Y' and
7959 * options.cc (General_options:finalize): If -Y was used, add those
7960 entries to the library path instead of the default "/lib" and
7963 2008-04-11 David S. Miller <davem@davemloft.net>
7965 * testsuite/justsyms.t: Start at 0x100.
7966 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7967 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7969 * testsuite/script_test_2.cc: Adjust string and section length
7972 2008-04-09 Ian Lance Taylor <iant@google.com>
7975 * script-sections.cc (Sections_element::allocate_to_segment): Add
7977 (Output_section_definition::allocate_to_segment): Likewise.
7978 (Orphan_output_section::allocate_to_segment): Likewise.
7979 (Script_sections::attach_sections_using_phdrs_clause): Don't
7980 propagate non-PT_LOAD segments to orphan sections.
7981 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7982 readelf rather than objdump.
7983 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7984 .interp section and PT_INTERP segment are the same size.
7985 * testsuite/Makefile.in: Rebuild.
7987 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7988 aliases for symbols defined in the same object.
7989 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7990 (weak_alias_test_SOURCES): New variable.
7991 (weak_alias_test_DEPENDENCIES): New variable.
7992 (weak_alias_test_LDFLAGS): New variable.
7993 (weak_alias_test_LDADD): New variable.
7994 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7995 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7996 (weak_alias_test_3.o): New target.
7997 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7998 * testsuite/weak_alias_test_main.cc: New file.
7999 * testsuite/weak_alias_test_1.cc: New file.
8000 * testsuite/weak_alias_test_2.cc: New file.
8001 * testsuite/weak_alias_test_3.cc: New file.
8003 2008-04-08 Ian Lance Taylor <iant@google.com>
8005 * options.h (class General_options): Add --noinhibit-exec option.
8006 * main.cc (main): Check --noinhibit-exec.
8008 * options.h (class General_options): Define --wrap as a special
8009 option. Add wrap_symbols_ field.
8010 (General_options::any_wrap_symbols): New function.
8011 (General_options::is_wrap_symbol): New function.
8012 * options.cc (General_options::parse_wrap): New function.
8013 (General_options::General_options): Initialize wrap_symbols_.
8014 * symtab.cc (Symbol_table::wrap_symbol): New function.
8015 (Symbol_table::add_from_object): Handle --wrap.
8016 * symtab.h (class Symbol_table): Declare wrap_symbol.
8017 * target.h (Target::wrap_char): New function.
8018 (Target::Target_info): Add wrap_char field.
8019 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8020 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8021 * testsuite/testfile.cc (Target_test::test_target_info):
8024 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8027 * layout.h (class Layout): Add added_eh_frame_data_ field.
8028 * layout.cc (Layout::Layout): Initialize new field.
8029 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8030 output section until we find a section we merged successfully.
8031 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8032 that the size be non-zero.
8034 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8037 2008-04-08 Craig Silverstein <csilvers@google.com>
8039 * configure.ac: Export new conditional variable HAVE_ZLIB.
8040 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8042 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8043 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8045 2008-04-07 Ian Lance Taylor <iant@google.com>
8047 * version.cc (version_string): Set to "1.5".
8049 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8050 Add issued_non_pic_error_ field. Declare check_non_pic.
8051 (Target_x86_64::Scan::check_non_pic): New function.
8052 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8053 (Target_x86_64::Scan::global): Likewise.
8055 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8056 addend parameter. Change caller. Handle merge sections.
8057 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8058 Address to Addend. Don't add in the result of
8059 local_section_offset, pass down the addend and use the returned
8061 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8062 Update declarations of local_section_offset and symbol_value.
8063 * testsuite/two_file_test_1.cc (t18): New function.
8064 * testsuite/two_file_test_2.cc (f18): New function.
8065 * testsuite/two_file_test_main.cc (main): Call t18.
8066 * testsuite/two_file_test.h (t18, f18): Declare.
8068 * configure.ac: Don't test for objdump, c++filt, or readelf.
8069 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8071 (TEST_READELF): New variable.
8072 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8073 (check_PROGRAMS): Add two_file_strip_test.
8074 (two_file_strip_test): New target.
8075 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8076 (two_file_same_shared_strip_test_SOURCES): New variable.
8077 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8078 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8079 (two_file_same_shared_strip_test_LDADD): New variable.
8080 (two_file_shared_strip.so): New target.
8081 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8082 (ver_test_5.syms, ver_test_7.syms): Likewise.
8083 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8084 (strip_test_3.stdout): Use TEST_OBJDUMP.
8085 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8087 2008-04-04 Cary Coutant <ccoutant@google.com>
8089 * symtab.h (Symbol::is_weak_undefined): New function.
8090 (Symbol::is_strong_undefined): New function.
8091 (Symbol::is_absolute): New function.
8092 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8093 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8095 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8096 (weak_undef_test): New target.
8097 * testsuite/Makefile.in: Rebuild.
8098 * testsuite/weak_undef_file1.cc: New file.
8099 * testsuite/weak_undef_file2.cc: New file.
8100 * testsuite/weak_undef_test.cc: New file.
8102 2008-04-03 Craig Silverstein <csilvers@google.com>
8104 * compressed_output.h (class Output_compressed_section): Use
8106 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8108 (zlib_compressed_suffix): Removed.
8109 (Output_compressed_section::set_final_data_size): Use unsigned
8111 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8112 Fix linker invocation.
8113 (flagstest_o_specialfile_and_compress_debug_sections):
8115 * testsuite/Makefile.in: Regenerated.
8117 2008-04-02 David S. Miller <davem@davemloft.net>
8119 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8120 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8122 2008-04-02 Craig Silverstein <csilvers@google.com>
8126 2008-04-02 Ian Lance Taylor <iant@google.com>
8128 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8129 parameters. Update for new key type to views_. Change all
8131 (File_read::read): Adjust for byteshift in returned view.
8132 (File_read::add_view): New function, broken out of
8134 (File_read::make_view): New function, broken out of
8136 (File_read::find_or_make_view): Add offset and aligned
8137 parameters. Rewrite accordingly. Change all callers.
8138 (File_read::get_view): Add offset and aligned parameters. Adjust
8139 for byteshift in return value.
8140 (File_read::get_lasting_view): Likewise.
8141 * fileread.h (class File_read): Update declarations.
8142 (class File_read::View): Add byteshift_ field. Add byteshift to
8143 constructor. Add byteshift method.
8144 * archive.h (Archive::clear_uncached_views): New function.
8145 (Archive::get_view): Add aligned parameter. Change all callers.
8146 * object.h (Object::get_view): Add aligned parameter. Change all
8148 (Object::get_lasting_view): Likewise.
8150 * fileread.cc (File_read::release): Don't call clear_views if
8151 there are multiple objects.
8152 * fileread.h (File_read::clear_uncached_views): New function.
8153 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8156 2008-03-31 Cary Coutant <ccoutant@google.com>
8158 Add thin archive support.
8159 * archive.cc (Archive::armagt): New const.
8160 (Archive::setup): Remove task parameter and calls to unlock.
8161 (Archive::unlock_nested_archives): New function.
8162 (Archive::read_header): Add nested_off parameter. Change
8164 (Archive::interpret_header): Likewise.
8165 (Archive::include_all_members): Change to handle thin
8167 (Archive::include_member): Likewise.
8168 * archive.h (Archive::Archive): Add new parameters and
8170 (Archive::armagt): New const.
8171 (Archive::setup): Remove task parameter.
8172 (Archive::unlock_nested_archives): New function.
8173 (Archive::read_header): Add nested_off parameter.
8174 (Archive::interpret_header): Likewise.
8175 (Archive::Nested_archive_table): New typedef.
8176 (Archive::is_thin_archive_): New field.
8177 (Archive::nested_archives_): New field.
8178 (Archive::options_): New field.
8179 (Archive::dirpath_): New field.
8180 (Archive::task_): New field.
8181 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8182 for thin archives. Pass additional parameters to
8183 Archive::Archive. Unlock the archive file after calling
8186 2008-03-29 Ian Lance Taylor <iant@google.com>
8188 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8189 version symbol to be local.
8190 * testsuite/ver_test_4.sh: New file.
8191 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8192 (check_DATA): Add ver_test_4.syms.
8193 (ver_test_4.syms): New target.
8194 * testsuite/Makefile.in: Rebuild.
8197 (Output_section::Input_section_sort_entry::has_priority): New
8199 (Output_section::Input_section_sort_entry::match_file_name): New
8201 (Output_section::Input_section_sort_entry::match_section_name):
8203 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8205 (Output_section::Input_section_sort_entry::match_section_file):
8207 (Output_section::Input_section_sort_compare::operator()): Rewrite
8208 using new Input_section_sort_entry functions. Sort crtbegin and
8209 crtend first. Sort sections with no priority before sections with
8211 * testsuite/initpri1.c (d3): Check j != 4.
8212 (cd5): New constructor/destructor function.
8213 (main): Check j != 2.
8215 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8216 new symbol when resolving, don't call set_is_default.
8217 * testsuite/ver_test_7.cc: New file.
8218 * testsuite/ver_test_7.sh: New file.
8219 * testsuite/Makefile.am (ver_test_7.so): New target.
8220 (ver_test_7.o): New target.
8221 (check_SCRIPTS): Add ver_test_7.sh.
8222 (check_DATA): Add ver_test_7.syms.
8223 (ver_test_7.syms): New target.
8225 2008-03-28 Ian Lance Taylor <iant@google.com>
8227 * layout.cc (Layout::layout): If we see an input section with a
8228 name that needs sorting, set the must_sort flag for the output
8230 (Layout::make_output_section): If the name of the output section
8231 indicates that it might require sorting, set the may_sort flag.
8232 * output.h (Output_section::may_sort_attached_input_sections): New
8234 (Output_section::set_may_sort_attached_input_sections): New
8236 (Output_section::must_sort_attached_input_sections): New
8238 (Output_section::set_must_sort_attached_input_sections): New
8240 (class Output_section): Declare Input_section_sort_entry. Define
8241 Input_section_sort_compare. Declare
8242 sort_attached_input_sections. Add new fields:
8243 may_sort_attached_input_sections_,
8244 must_sort_attached_input_sections_,
8245 attached_input_sections_are_sorted_.
8246 * output.cc (Output_section::Output_section): Initialize new
8248 (Output_section::add_input_section): Add an entry to
8249 input_sections_ if may_sort or must_sort are true.
8250 (Output_section::set_final_data_size): Call
8251 sort_attached_input_sections if necessary.
8252 (Output_section::Input_section_sort_entry): Define new class.
8253 (Output_section::Input_section_sort_compare::operator()): New
8255 (Output_section::sort_attached_input_sections): New function.
8256 * configure.ac: Check whether the compiler supports constructor
8257 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8258 * testsuite/initpri1.c: New file.
8259 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8260 CONSTRUCTOR_PRIORITY.
8261 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8262 (initpri1_LDFLAGS): New variable.
8263 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8265 2008-03-27 Ian Lance Taylor <iant@google.com>
8267 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8268 * testsuite/common_test_1.c: New file.
8269 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8270 (common_test_1_SOURCES): New variable.
8271 (common_test_1_DEPENDENCIES): New variable.
8272 (common_test_1_LDFLAGS): New variable.
8274 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8275 and commons_ correctly when NAME/VERSION does not override
8277 * testsuite/ver_test_6.c: New file.
8278 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8279 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8280 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8282 2008-03-26 Ian Lance Taylor <iant@google.com>
8284 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8285 of an undefined symbol from a version script.
8286 * testsuite/Makefile.am (ver_test_5.so): New target.
8287 (ver_test_5.o): New target.
8288 (check_SCRIPTS): Add ver_test_5.sh.
8289 (check_DATA): Add ver_test_5.syms.
8290 (ver_test_5.syms): New target.
8291 * testsuite/ver_test_5.cc: New file.
8292 * testsuite/ver_test_5.script: New file.
8293 * testsuite/ver_test_5.sh: New file.
8294 * Makefile.in, testsuite/Makefile.in: Rebuild.
8297 Fix problems building gold with gcc 4.3.0.
8298 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8299 (gold_error_at_location, gold_warning_at_location): Use it.
8300 * configure.ac: Check whether we can compile and use a template
8301 function with a printf attribute.
8302 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8303 when jumping over bytes.
8304 * object.cc: Instantiate Object::read_section_data.
8305 * debug.h: Include <cstring>
8306 * dwarf_reader.cc: Include <algorithm>
8307 * main.cc: Include <cstring>.
8308 * options.cc: Include <cstring>.
8309 * output.cc: Include <cstring>.
8310 * script.cc: Include <cstring>.
8311 * script.h: Include <string>.
8312 * symtab.cc: Include <cstring> and <algorithm>.
8313 * target-select.cc: Include <cstring>.
8314 * version.cc: Include <string>.
8315 * testsuite/testmain.cc: Include <cstdlib>.
8316 * configure, config.in: Rebuild.
8318 2008-03-25 Ian Lance Taylor <iant@google.com>
8320 * options.cc: Include "../bfd/bfdver.h".
8321 (options::help): Print bug reporting address.
8323 * version.cc (print_version): Adjust output for current value of
8328 * options.cc (options::help): Print list of supported targets.
8329 * target-select.h: Include <vector>.
8330 (class Target_selector): Make machine_, size_, and is_big_endian_
8331 fields const. Add bfd_name_ and instantiated_target_ fields.
8332 (Target_selector::Target_selector): Add bfd_name parameter.
8333 (Target_selector::recognize): Make non-virtual, call
8335 (Target_selector::recognize_by_name): Make non-virtual, call
8336 do_recognize_by_name.
8337 (Target_selector::supported_names): New function.
8338 (Target_selector::bfd_name): New function.
8339 (Target_selector::do_instantiate_target): New pure virtual
8341 (Target_selector::do_recognize): New virtual function.
8342 (Target_selector::do_recognize_by_name): New virtual function.
8343 (Target_selector::instantiate_target): New private function.
8344 (supported_target_names): Declare.
8345 * target-select.cc (Target_selector::Target_selector): Update for
8346 new parameter and fields.
8347 (select_target_by_name): Check that the name matches before
8348 calling recognize_by_name.
8349 (supported_target_names): New function.
8350 * i386.cc (class Target_selector_i386): Update Target_selector
8351 constructor call. Remove recognize and recognize_by_name. Add
8352 do_instantiate_target.
8353 * x86_64.cc (class Target_selector_x86_64): Likewise.
8354 * testsuite/testfile.cc (class Target_selector_test): Update for
8355 changes to Target_selector.
8357 * README: Rewrite, with some notes on unsupported features.
8359 2008-03-24 Cary Coutant <ccoutant@google.com>
8361 * i386.cc (Target_i386::Got_type): New enum declaration.
8362 (Target_i386::Scan::local): Updated callers of Output_data_got
8364 (Target_i386::Scan::global): Likewise.
8365 (Target_i386::Relocate::relocate): Likewise.
8366 (Target_i386::Relocate::relocate_tls): Likewise.
8367 * object.h (Got_offset_list): New class.
8368 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8369 (Sized_relobj::local_got_offset): Likewise.
8370 (Sized_relobj::set_local_got_offset): Likewise.
8371 (Sized_relobj::local_has_tls_got_offset): Removed.
8372 (Sized_relobj::local_tls_got_offset): Removed.
8373 (Sized_relobj::set_local_tls_got_offset): Removed.
8374 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8375 * output.cc (Output_data_got::add_global): Added got_type parameter.
8376 (Output_data_got::add_global_with_rel): Likewise.
8377 (Output_data_got::add_global_with_rela): Likewise.
8378 (Output_data_got::add_global_pair_with_rel): New function.
8379 (Output_data_got::add_global_pair_with_rela): New function.
8380 (Output_data_got::add_local): Added got_type parameter.
8381 (Output_data_got::add_local_with_rel): Likewise.
8382 (Output_data_got::add_local_with_rela): Likewise.
8383 (Output_data_got::add_local_pair_with_rel): New function.
8384 (Output_data_got::add_local_pair_with_rela): New function.
8385 (Output_data_got::add_global_tls): Removed.
8386 (Output_data_got::add_global_tls_with_rel): Removed.
8387 (Output_data_got::add_global_tls_with_rela): Removed.
8388 (Output_data_got::add_local_tls): Removed.
8389 (Output_data_got::add_local_tls_with_rel): Removed.
8390 (Output_data_got::add_local_tls_with_rela): Removed.
8391 * output.h (Output_data_got::add_global): Added got_type parameter.
8392 (Output_data_got::add_global_with_rel): Likewise.
8393 (Output_data_got::add_global_with_rela): Likewise.
8394 (Output_data_got::add_global_pair_with_rel): New function.
8395 (Output_data_got::add_global_pair_with_rela): New function.
8396 (Output_data_got::add_local): Added got_type parameter.
8397 (Output_data_got::add_local_with_rel): Likewise.
8398 (Output_data_got::add_local_with_rela): Likewise.
8399 (Output_data_got::add_local_pair_with_rel): New function.
8400 (Output_data_got::add_local_pair_with_rela): New function.
8401 (Output_data_got::add_global_tls): Removed.
8402 (Output_data_got::add_global_tls_with_rel): Removed.
8403 (Output_data_got::add_global_tls_with_rela): Removed.
8404 (Output_data_got::add_local_tls): Removed.
8405 (Output_data_got::add_local_tls_with_rel): Removed.
8406 (Output_data_got::add_local_tls_with_rela): Removed.
8407 * resolve.cc (Symbol::override_base_with_special): Removed
8408 reference to has_got_offset_ field.
8409 * symtab.cc (Symbol::init_fields): Replaced initialization
8410 of got_offset_ with got_offsets_. Removed initialization
8412 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8413 (Symbol::got_offset): Likewise.
8414 (Symbol::set_got_offset): Likewise.
8415 (Symbol::has_tls_got_offset): Removed.
8416 (Symbol::tls_got_offset): Removed.
8417 (Symbol::set_tls_got_offset): Removed.
8418 (Symbol::got_offset_): Removed.
8419 (Symbol::tls_mod_got_offset_): Removed.
8420 (Symbol::tls_pair_got_offset_): Removed.
8421 (Symbol::got_offsets_): New field.
8422 (Symbol::has_got_offset): Removed.
8423 (Symbol::has_tls_mod_got_offset): Removed.
8424 (Symbol::has_tls_pair_got_offset): Removed.
8425 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8426 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8428 (Target_x86_64::Scan::global): Likewise.
8429 (Target_x86_64::Relocate::relocate): Likewise.
8430 (Target_x86_64::Relocate::relocate_tls): Likewise.
8432 2008-03-25 Ben Elliston <bje@au.ibm.com>
8434 * yyscript.y: Fix spelling error in comment.
8436 2008-03-24 Ian Lance Taylor <iant@google.com>
8438 * options.h (class General_options): Define build_id option.
8439 * layout.h (class Layout): Declare write_build_id, create_note,
8440 create_build_id. Add build_id_note_ member.
8441 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8442 "libiberty.h", "md5.h", "sha1.h".
8443 (Layout::Layout): Initialize eh_frame_data_,
8444 eh_frame_hdr_section_, and build_id_note_.
8445 (Layout::finalize): Call create_build_id.
8446 (Layout::create_note): New function, broken out of
8447 Layout::create_gold_note.
8448 (Layout::create_gold_note): Call create_note.
8449 (Layout::create_build_id): New function.
8450 (Layout::write_build_id): New function.
8451 (Close_task_runner::run): Call write_build_id.
8453 * x86_64.cc: Correct license to GPLv3.
8455 2008-03-23 Ian Lance Taylor <iant@google.com>
8457 * options.cc: Include "demangle.h".
8458 (parse_optional_string): New function.
8459 (parse_long_option): Handle takes_optional_argument.
8460 (parse_short_option): Update dash_z initializer. Handle
8461 takes_optional_argument.
8462 (General_options::General_options): Initialize do_demangle_.
8463 (General_options::finalize): Set do_demangle_. Handle demangling
8465 * options.h (parse_optional_string): Declare.
8466 (struct One_option): Add optional_arg field. Update constructor.
8467 Update call constructor calls. Add takes_optional_argument
8469 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8470 (DEFINE_optional_string): Define.
8471 (General_options::demangle): Change from DEFINE_bool to
8472 DEFINE_optional_string.
8473 (General_options::no_demangle): New function.
8474 (General_options::do_demangle): New function.
8475 (General_options::set_do_demangle): New function.
8476 (General_options::execstack_status_): Move definition to end of
8478 (General_options::static_): Likewise.
8479 (General_options::do_demangle_): New field.
8480 * object.cc (big_endian>::get_symbol_location_info): Call
8481 Options::do_demangle, not Options::demangle.
8482 * symtab.cc (demangle): Likewise.
8484 2008-03-22 Ian Lance Taylor <iant@google.com>
8486 * gold.h: Include <cstddef> and <sys/types.h>
8487 * options.h: Include <cstring>.
8489 2008-03-21 Ian Lance Taylor <iant@google.com>
8491 * Added source code to GNU binutils.