1 2010-06-01 Rafael Espindola <espindola@google.com>
3 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5 2010-06-01 Rafael Espindola <espindola@google.com>
7 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
10 2010-05-27 Doug Kwan <dougkwan@google.com>
12 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
13 from start of output section instead of address for a local symbol
14 in a merged or relaxed section when doing a relocatable link.
16 2010-05-26 Rafael Espindola <espindola@google.com>
19 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
20 adding sections the garbage collector removed.
21 * gold/testsuite/Makefile.am: Add test.
22 * gold/testsuite/Makefile.in: Regenerate.
23 * gold/testsuite/plugin_test_7.sh: New.
24 * gold/testsuite/plugin_test_7_1.c: New.
25 * gold/testsuite/plugin_test_7_2.c: New.
27 2010-05-26 Rafael Espindola <espindola@google.com>
29 * script-sections.cc (Output_section_definition::set_section_addresses):
30 Check for --section-start.
32 2010-05-26 Doug Kwan <dougkwan@google.com>
34 * arm.cc (Arm_scan_relocatable_relocs): New class.
35 (Target_arm::relocate_special_relocatable): New method.
36 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
37 (Arm_relocate_functions::thumb_branch_common): Same.
38 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
39 instead of Default_scan_relocatable_relocs.
40 * target-reloc.h (relocate_for_relocatable): Let target handle
41 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
42 * target.h (Sized_target::relocate_special_relocatable): New method.
44 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
46 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
48 2010-05-23 Doug Kwan <dougkwan@google.com>
50 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
52 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
53 with a direct branch, not a conditional branch, to a stub.
54 * merge.cc (Output_merge_base::record_input_section): New method
56 (Output_merge_data::do_add_input_section): Record input section if
57 keeps-input-sections flag is set.
58 (Output_merge_string::do_add_input_section): Ditto.
59 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
60 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
62 (Output_merge_base::keeps_input_sections,
63 Output_merge_base::set_keeps_input_sections,
64 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
66 (Output_merge_base::Input_sections): New type declaration.
67 (Output_merge_base::input_sections_begin,
68 Output_merge_base::input_sections_end,
69 Output_merge_base::do_set_keeps_input_sections): New method definitions.
70 (Output_merge_base::bool keeps_input_sections_,
71 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
72 Output_merge_base::input_sections_): New data members.
73 (Output_merge_data::do_set_keeps_input_sections): New method
75 (Output_merge_string::do_set_keeps_input_sections): Ditto.
76 * output.cc (Output_section::Input_section::relobj): Move method
77 defintion from class declaration to here and handle merge sections.
78 (Output_section::Input_section::shndx): Ditto.
79 (Output_section::Output_section): Remove initializations of removed
80 data members and initialize new data member LOOKUP_MAPS_.
81 (Output_section::add_input_section): Set keeps-input-sections flag
82 for a newly created merge output section as appropriate. Adjust code
83 to use Output_section_lookup_maps class.
84 (Output_section::add_relaxed_input_section): Adjst code for lookup
85 maps code refactoring.
86 (Output_section::add_merge_input_section): Add a new parameter
87 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
88 class. If adding input section to a newly created merge output
89 section fails, remove the new merge section.
90 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
91 Adjust code for use of the Output_section_lookup_maps class.
92 (Output_section::find_merge_section): Ditto.
93 (Output_section::build_lookup_maps): New method defintion.
94 (Output_section::find_relaxed_input_section): Adjust code to use
95 Output_section_lookup_maps class.
96 (Output_section::get_input_sections): Export merge sections. Adjust
97 code to use Output_section_lookup_maps class.
98 (Output_section:::add_script_input_section): Adjust code to use
99 Output_section_lookup_maps class. Update lookup maps for merge
101 (Output_section::discard_states): Use Output_section_lookup_maps.
102 (Output_section::restore_states): Same.
103 * output.h (Merge_section_properties): Move class defintion out of
105 (Output_section_lookup_maps): New class.
106 (Output_section::Input_section::is_merge_section): New method
108 (Output_section::Input_section::relobj): Move defintion out of class
109 defintion. Declare method only.
110 (Output_section::Input_section::shndx): Ditto.
111 (Output_section::Input_section::output_merge_base): New method defintion.
112 (Output_section::Input_section::u2_.pomb): New union field.
113 (Output_section::Merge_section_by_properties_map,
114 Output_section::Output_section_data_by_input_section_map,
115 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
117 (Output_section::add_merge_input_section): Add new parameter
118 KEEPS_INPUT_SECTIONS.
119 (Output_section::build_lookup_maps): New method declaration.
120 (Output_section::merge_section_map_,
121 Output_section::merge_section_by_properties_map_,
122 Output_section::relaxed_input_section_map_,
123 Output_section::is_relaxed_input_section_map_valid_): Remove data
125 (Output_section::lookup_maps_): New data member.
127 2010-05-21 Doug Kwan <dougkwan@google.com>
130 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
131 avoid a compilation error.
133 2010-05-19 Rafael Espindola <espindola@google.com>
135 * script-sections.cc (Output_section_definition::allocate_to_segment):
136 Update the phdrs_list even when the output section is NULL.
137 * testsuite/Makefile.am: Add test.
138 * testsuite/Makefile.in: Regenerate.
139 * testsuite/script_test_9.cc: New.
140 * testsuite/script_test_9.sh: New.
141 * testsuite/script_test_9.t: New.
143 2010-05-19 Doug Kwan <dougkwan@google.com>
145 * arm.cc (Arm_input_section::original_size): New method.
146 (Arm_input_section::do_addralign): Add a cast.
147 (Arm_input_section::do_output_offset): Remove static cast.
148 (Arm_input_section::original_addralign,
149 Arm_input_section::original_size_): Change type to uint32_t.
150 (Arm_input_section::init): Add safe casts for section alignment
152 (Arm_input_section::set_final_data_size): Do not set address and
153 offset of stub table.
154 (Arm_output_section::fix_exidx_coverage): Change use of of
155 Output_section::Simple_input_section to that of
156 Output_section::Input_section.
157 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
158 except for the first pass.
159 * output.cc (Output_section::get_input_sections): Change type of
160 input_sections to std::list<Input_section>.
161 (Output_section::add_script_input_section): Rename from
162 Output_section::add_simple_input_section. Change type of SIS
163 parameter from Simple_input_section to Input_section.
164 * output.h (Output_section::Simple_input_section): Remove class.
165 (Output_section::Input_section): Change class visibility to public.
166 (Output_section::Input_section::addralign): Use stored alignments
167 for special input sections if set.
168 (Output_section::Input_section::set_addralign): New method.
169 (Output_section::get_input_sections): Change parameter type from
170 list of Simple_input_section to list of Input_section.
171 (Output_section::add_script_input_section): Rename from
172 Output_section::add_simple_input_section. Change first parameter's
173 type from Simple_input_section to Input_section and remove the
174 second and third parameters.
175 * script-sections.cc (Input_section::Input_section_list): Change
176 type to list of Output_section::Input_section/
177 (Input_section_info::Input_section_info): Change parameter type of
178 INPUT_SECTION to Output_section::Input_section.
179 (Input_section_info::input_section): Change return type.
180 (Input_section_info::input_section_): Change type to
181 Output_section::Input_section.
182 (Output_section_element_input::set_section_addresses): Adjust code
183 to use Output_section::Input_section instead of
184 Output_section::Simple_input_section. Adjust code for renaming
185 of Output_section::add_simple_input_section.
186 (Orphan_output_section::set_section_addresses): Ditto.
188 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
190 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
191 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
193 2010-05-18 Rafael Espindola <espindola@google.com>
195 * options.cc (General_options::finalize): Handle -nostdlib.
196 * options.h (nostdlib): New option.
197 * script.cc (script_add_search_dir): Handle -nostdlib.
199 2010-05-12 Doug Kwan <dougkwan@google.com>
201 * arm.cc (Target_arm::do_finalize_sections): Create an empty
202 attributes section only if there no attributes section after merging.
203 (Target_arm::merge_object_attributes): Move value of
204 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
205 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
206 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
207 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
208 and arm_attr_merge_7.stdout.
209 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
210 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
211 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
212 arm_attr_merge_7b.o): New rules.
213 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
215 * testsuite/Makefile.in: Regenerate.
216 * testsuite/arm_attr_merge.sh: New file.
217 * testsuite/arm_attr_merge_[67][ab].s: Same.
219 2010-05-05 Nick Clifton <nickc@redhat.com>
221 * po/es.po: Updated Spanish translation.
223 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
225 * Makefile.am (install-exec-local): Properly install gold as
226 default cross linker.
227 * Makefile.in: Regenerated.
229 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
230 Nick Clifton <nickc@redhat.com>
232 * configure.ac (install_as_default): Define and set to false
233 unless --enable-gold or --enable-gold=both/gold has been
235 * configure: Regenerate.
237 * Makefile.am (install-exec-local): Install the executable as
238 'ld.gold'. If install_as_default is true then also install it as
240 * Makefile.in: Regenerated.
242 2010-04-24 Ian Lance Taylor <iant@google.com>
244 * layout.cc (Layout::layout_reloc): In relocatable link don't
245 combine reloc sections for grouped sections.
247 2010-04-23 Sriraman Tallam <tmsriram@google.com>
249 * gc.h (gc_process_relocs): Pass information on relocs pointing to
250 sections that are not ordinary to icf.
251 * icf.cc (get_section_contents): Handle relocation pointing to section
252 with no object or shndx information.
253 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
254 * testsuite/Makefile.in: Regenerate.
255 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
256 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
258 2010-04-22 Ian Lance Taylor <iant@google.com>
260 * expression.cc (Expression::Expression_eval_info): Add
261 result_alignment_pointer field.
262 (Expression::eval_with_dot): Add result_alignment_pointer
263 parameter. Change all callers.
264 (Expression::eval_maybe_dot): Likewise.
265 (class Binary_expression): Add alignment_pointer parameter to
266 left_value and right_value. Change all callers.
267 (BINARY_EXPRESSION): Set result alignment.
268 (class Trinary_expression): Add alignment_pointer parameter to
269 arg2_value and arg3_value. Change all callers.
270 (Trinary_cond::value): Set result alignment.
271 (Max_expression::value, Min_expression::value): Likewise.
272 (Align_expression::value): Likewise.
273 * script-sections.cc (class Sections_element): Add dot_alignment
274 parameter to set_section_addresses virtual function. Update
276 (class Output_section_element): Likewise.
277 (Script_sections::create_segments): Add dot_alignment parameter.
279 (Script_sections::create_segments_from_phdrs_clause): Likewise.
280 (Script_sections::set_phdrs_clause_addresses): Likewise.
281 * script-sections.h: Update declarations.
282 * script.h: Update declarations.
283 * output.h (Output_segment::set_minimum_p_align): Don't decrease
285 * testsuite/script_test_3.t: Set large alignment.
286 * testsuite/script_test_3.sh: Make sure that at least one LOAD
287 segment has expected alignment.
289 2010-04-22 Nick Clifton <nickc@redhat.com>
291 * po/gold.pot: Updated by the Translation project.
292 * po/vi.po: Updated Vietnamese translation.
294 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
296 * testsuite/Makefile.am (check_PROGRAMS): Add
297 icf_virtual_function_folding_test.
298 * testsuite/Makefile.in: Regenerated.
300 2010-04-15 Andrew Haley <aph@redhat.com>
302 * options.h (merge_exidx_entries): New option.
303 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
304 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
305 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
306 (Target_arm::merge_exidx_entries): New function.
307 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
308 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
309 to Arm_exidx_fixup constructor.
310 Add new arg, merge_exidx_entries.
311 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
312 Arm_output_section::fix_exidx_coverage.
314 2010-04-18 Sriraman Tallam <tmsriram@google.com>
316 * icf.cc (get_section_contents): Check for preemptible functions.
317 Ignore addend when appropriate.
318 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
320 (add_from_relobj): Check for section folded.
321 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
322 * symtab.h (should_add_dynsym_entry): Add new parameter.
323 * target-reloc.h (scan_relocs): Check for section folded.
324 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
325 Check reloc types for function pointers in shared objects.
326 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
328 (icf_preemptible_functions_test): New test case.
329 (icf_string_merge_test): New test case.
330 * testsuite.Makefile.in: Regenerate.
331 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
332 bar_glob. Refactor code.
333 * testsuite/icf_preemptible_functions_test.cc: New file.
334 * testsuite/icf_preemptible_functions_test.sh: New file.
335 * testsuite/icf_string_merge_test.cc: New file.
336 * testsuite/icf_string_merge_test.sh: New file.
337 * testsuite/icf_virtual_function_folding_test.cc: New file.
338 * testsuite/icf_virtual_function_folding_test.sh: New file.
340 2010-04-14 Doug Kwan <dougkwan@google.com>
342 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
343 for local symbol recounting if we remove a section due to ICF.
344 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
345 there are no regular objects in input.
347 2010-04-13 Doug Kwan <dougkwan@google.com>
349 * arm.cc (Arm_input_section::set_final_data_size): Compute
350 accurate final data size instead of using current data size.
352 2010-04-09 Doug Kwan <dougkwan@google.com>
354 * layout.cc (Layout::choose_output_section): Handle script section
356 (Layout::make_output_section_for_script): Add section type parameter.
357 Handle script section types.
358 * layout.h (Layout::make_output_section_for_script): Add section
360 * output.cc (Output_section::Output_section): Initialize data member
362 (Output_section::do_reset_address_and_file_offset): Do not set address
363 to 0 if section is a NOLOAD section.
364 * output.h (Output_section::is_noload): New method.
365 (Output_section::set_is_noload): Ditto.
366 (Output_section::is_noload_): New data member.
367 * script-c.h (Script_section_type): New enum type.
368 (struct Parser_output_section_header): Add new file section_type.
369 * script-sections.cc (Sections_element::output_section_name): Add
370 parameter for returning script section type.
371 (Output_section_definition::output_section_name): Ditto.
372 (Output_section_definition::section_type)P; New method.
373 (Output_section_definiton::script_section_type_name): Ditto.
374 (Output_section_definition::script_section_type_): New data member.
375 (Output_section_definition::Output_section_definition): Initialize
376 data member Output_section_definition::script_section_type_.
377 (Output_section_definition::create_sections): Pass script section type
378 to Layout::make_output_section_for_script.
379 (Output_section_definition::output_section_name): Return script
380 section type to caller.
381 (Output_section_definition::set_section_address): Do not advance
382 dot value and load address if section type is NOLOAD. Set address
383 of NOLOAD sections regardless of section flags.
384 (Output_section_definition::print): Print section type if it is
385 not SCRIPT_SECTION_TYPE_NONE.
386 (Output_section_definition::section_type): New method.
387 (Output_section_definition::script_section_type_name): Ditto.
388 (Script_sections::output_section_name): Add new parameter
389 PSECTION_TYPE for returning script section type. Pass it to
390 section elements. Handle discard sections.
391 (Sort_output_sections::operator()): Handle NOLOAD sections.
392 * script-sections.h (Script_sections::Section_type): New enum type.
393 (Script_sections::output_section_name): Add a new parameter for
394 returning script section type.
395 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
397 * yyscript.y (union): Add new field SECTION_TYPE.
398 (COPY, DSECT, INFO, NOLOAD): New tokens.
399 (opt_address_and_section_type): Change type to output_section_header.
400 (section_type): New non-terminal
401 (section_header): Handle section type.
402 (opt_address_and_section_type): Return section type value.
404 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
406 * testsuite/plugin_common_test_1.c (foo): Add prototype.
407 * testsuite/plugin_common_test_2.c (foo): Likewise.
409 2010-04-08 Doug Kwan <dougkwan@google.com>
411 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
413 * output.cc (Output_section::add_merge_input_section): Simplify
414 code and return status of Output_merge_base::add_input_section.
415 Update merge section map only if Output_merge_base::add_input_section
418 2010-04-07 Doug Kwan <dougkwan@google.com>
420 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
421 if section is marked as containing instructions but has no mapping
423 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
424 correct section index.
425 (Arm_relobj::find_linked_text_section): Ditto.
427 2010-04-07 Cary Coutant <ccoutant@google.com>
429 * archive.cc (include_member): Destroy Read_symbols_data object before
431 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
432 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
433 (Read_symbols_data::~Read_symbols_data) New destructor.
434 (Section_relocs::Section_relocs) New constructor.
435 (Section_relocs::~Section_relocs) New destructor.
436 (Read_relocs_data::Read_relocs_data) New constructor.
437 (Read_relocs_data::~Read_relocs_data) New destructor.
438 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
439 pointers to NULL after deleting.
441 2010-04-07 Doug Kwan <dougkwan@google.com>
443 * arm.cc: Replace "endianity" with "endianness" in comments.
444 (Arm_exidx_cantunwind): Ditto.
445 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
446 (Arm_relobj::merge_flags_and_attributes): New method.
447 (Arm_relobj::merge_flags_and_attributes_): New data member.
448 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
449 (Arm_relobj::scan_sections_for_stubs): Ditto.
450 (Arm_relobj::do_read_symbols): Check to see if we really want to
451 merge processor-specific flags and attributes. Exit early if
452 an object is empty except for section names and the undefined symbol.
453 (Target_arm::do_finalize_sections): Move check for ELF format to
454 Arm_relobj::do_read_symbols. Merge processor specific flags and
455 attributes from a regular object only when we have determined that
456 it is aapropriate. Do not create an .ARM.attributes section in
457 output if there is no regular input object.
458 (Target_arm::merge_processor_specific_flags): Check
459 --warn-mismatch before printing any error.
460 (Target_arm::merge_object_attributes): Ditto.
461 * gold.cc (queue_middle_tasks): Handle the case in which there is
462 no regular object in input.
463 * options.cc (General_options::parse_EB): New method.
464 (General_options::parse_EL): Same.
465 (General_options::General_options): Initialize endianness_.
466 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
468 (General_options::Endianness): New enum.
469 (General_options::endianness): New method.
470 (General_options::endianness_): New data member.
471 * parameters.cc (Parameters::set_options): Check target endianness.
472 (Parameters::set_target_once): Ditto.
473 (Parameters::check_target_endianness): New method.
474 (parameters_force_valid_target): If either -EL or -EB is specified,
475 use it to define endianness of default target.
476 * parameters.h (Parameters::check_target_endianness): New method
478 * target.h (class Target): Change "endianity" to "endianness"
481 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
483 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
484 * configure: Regenerate.
485 * Makefile.in: Regenerate.
486 * testsuite/Makefile.in: Regenerate.
488 2010-04-06 Cary Coutant <ccoutant@google.com>
491 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
492 prevailing definitions of common symbols.
493 * testsuite/plugin_test_6.sh: New test case.
494 * testsuite/plugin_common_test_1.c: New test case.
495 * testsuite/plugin_common_test_2.c: New test case.
496 * testsuite/Makefile.am (plugin_test_6): New test case.
497 * testsuite/Makefile.in: Regenerate.
499 2010-04-06 Nick Clifton <nickc@redhat.com>
501 * po/vi.po: New Vietnamese translation.
503 2010-03-30 Doug Kwan <dougkwan@google.com>
505 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
507 2010-03-25 Doug Kwan <dougkwan@google.com>
509 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
510 to avoid a conversion warning on a 32-bit host.
512 2010-03-24 Ian Lance Taylor <iant@google.com>
514 * testsuite/script_test_3.t: Add a TLS segment.
515 * testsuite/Makefile.am (check_PROGRAMS): Add
516 tls_phdrs_script_test.
517 (tls_phdrs_script_test_SOURCES): Define.
518 (tls_phdrs_script_test_DEPENDENCIES): Define.
519 (tls_phdrs_script_test_LDFLAGS): Define.
520 (tls_phdrs_script_test_LDADD): Define.
521 * testsuite/Makefile.in: Rebuild.
523 2010-03-23 Cary Coutant <ccoutant@google.com>
525 * fileread.cc (find_or_make_view): Fix comment.
527 2010-03-23 Ian Lance Taylor <iant@google.com>
529 * script-sections.cc (class Orphan_section_placement): Define
530 PLACE_TLS and PLACE_TLS_BSS.
531 (Orphan_section_placement::Orphan_section_placement): Initialize
533 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
534 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
535 (tls_script_test_SOURCES): Define.
536 (tls_script_test_DEPENDENCIES): Define.
537 (tls_script_test_LDFLAGS): Define.
538 (tls_script_test_LDADD): Define.
539 * testsuite/Makefile.in: Rebuild.
541 2010-03-22 Doug Kwan <dougkwan@google.com>
543 * arm.cc (Arm_relocate_functions::abs8,
544 Arm_relocate_functions::abs16): Use correct check for overflow
545 specified in the ARM ELF specs.
546 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
547 target of a BLX instruction specially.
548 (Reloc_stub::stub_type_for_reloc): Ditto.
549 (Relocate::relocate): Use symbolic names instead of numeric relocation
550 codes to report error.
551 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
553 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
554 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
555 thumb2_blx_out_of_range.stdout
556 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
557 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
558 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
559 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
560 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
561 thumb2_blx_in_range, thumb2_blx_in_range.o,
562 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
563 thumb2_blx_out_of_range.o): New rules.
564 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
565 thumb2_blx_in_range and thumb2_blx_out_of_range.
566 * testsuite/Makefile.in: Regenerate.
567 * arm_branch_in_range.sh: Add tests for THUMB BLX.
568 * testsuite/thumb_blx_in_range.s: New file.
569 * testsuite/thumb_blx_out_of_range.s: New file.
571 2010-03-22 Rafael Espindola <espindola@google.com>
573 * archive.cc (Should_include): Move to archive.h.
574 (should_include_member): Make it a member of Archive.
576 (Add_lib_group_symbols): New.
577 * archive.h: Include options.h.
578 (Archive_member): Moved from Archive.
579 (Should_include): Moved from archive.cc.
581 (Add_lib_group_symbols): New.
582 * dynobj.cc (do_should_include_member): New.
583 * dynobj.h (do_should_include_member): New.
584 * gold.cc (queue_initial_tasks): Update call to queue.
585 * main.cc (main): Print lib group stats.
586 * object.cc (do_should_include_member): New.
587 * object.h: Include archive.h.
588 (Object::should_include_member): New.
589 (Object::do_should_include_member): New.
590 (Sized_relobj::do_should_include_member): New.
591 * options.cc (General_options::parse_start_lib): New.
592 (General_options::parse_end_lib): New.
593 (Input_arguments::add_file): Handle lib groups.
594 (Input_arguments::start_group): Check we are not in a lib.
595 (Input_arguments::start_lib): New.
596 (Input_arguments::end_lib): New.
597 * options.h (General_options): Add start_lib and end_lib.
598 (Input_argument::lib_): New.
599 (Input_argument::lib): New.
600 (Input_argument::is_lib): New.
601 (Input_file_lib): New.
602 (Input_arguments::in_lib_): New.
603 (Input_arguments::in_lib): New.
604 (Input_arguments::start_lib): New.
605 (Input_arguments::end_lib_): New.
606 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
607 in unused members as preempted.
608 (Sized_pluginobj::do_should_include_member): New.
609 * plugin.h (Sized_pluginobj::do_should_include_member): New.
610 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
612 (Read_symbols::do_whole_lib_group): New.
613 (Read_symbols::do_lib_group): New.
614 (Read_symbols::do_read_symbols): Handle lib groups.
615 (Read_symbols::get_name): Handle lib groups.
616 * readsyms.h (Read_symbols): Add an archive member pointer.
617 (Read_symbols::do_whole_lib_group): New.
618 (Read_symbols::do_lib_group): New.
619 (Read_symbols::member_): New.
620 * script.cc (read_input_script): Update call to queue_soon.
622 2010-03-19 Doug Kwan <dougkwan@google.com>
624 * arm.cc (Stub_table::Stub_table): Initialize new data members
625 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
626 (Stub_table::add_reloc_stub): Assign stub offset and update
627 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
628 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
630 (Stub_table::update_data_size_and_addralign): Use
631 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
632 instead of going over all reloc stubs.
633 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
635 Stringpool_template::offset_ to size of Stringpool_char.
636 (Stringpool_template::new_key_offset): Remove code to initialize
637 Stringpool_template::offset_.
638 * stringpool.h (Stringpool_template::set_no_zero_null): Set
639 Stringpool_template::offset_ to zero.
641 2010-03-15 Doug Kwan <dougkwan@google.com>
643 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
645 (Stringpool_template::new_key_offset): New method.
646 (Stringpool_template::add_string): Assign offsets when adding new
648 (Stringpool_template::set_string_offsets): Do not set string offsets
650 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
652 (Chunked_vector::clear): Clear size_.
653 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
654 (Chunked_vector::size): Return size_.
655 (Chunked_vector::push_back): Use size_ to find insert position.
656 (Chunked_vector::size_): New data member.
657 (Stringpool_template::set_no_zero_null): Assert string set is empty.
658 (Stringpool_template::new_key_offset): New method declaration.
659 (Stringpool_template::offset_): New data member.
661 2010-03-15 Rafael Espindola <espindola@google.com>
663 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
664 Add_symbols' constructor.
665 * readsyms.h (Add_symbols): Remove the input_group member.
667 2010-03-10 Ian Lance Taylor <iant@google.com>
669 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
670 target to ask whether a reference to a symbol requires a stack
672 * target.h (Target::is_call_to_non_split): New function.
673 (Target::do_is_call_to_non_split): Declare virtual function.
674 * target.cc: Include "symtab.h".
675 (Target::do_is_call_to_non_split): New function.
676 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
678 2010-03-10 Cary Coutant <ccoutant@google.com>
680 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
681 (File_read::open[1]): Remove initial mapping of whole_file_view_.
682 (File_read::open[2]): Add whole_file_view_ to list of views.
683 (File_read::make_view): Remove test of whole_file_view_.
684 (File_read::find_or_make_view): Create whole_file_view_ if
686 (File_read::clear_views): Replace bool parameter with enum;
687 adjust all callers. Don't delete views with permanent data;
688 do delete cached views and views from archives if
689 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
690 if clearing the corresponding view.
691 * fileread.h (File_read::Clear_views_mode): New enum.
692 (File_read::View::is_permanent_view): New method.
693 (File_read::clear_views): Replace bool parameter
694 with enum; adjust all callers.
695 * options.h (General_options): Change keep_files_mapped option;
697 * readsyms.cc (Add_symbols::run): Delete sd_ object before
699 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
702 2010-03-10 David S. Miller <davem@davemloft.net>
704 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
706 2010-03-09 Sriraman Tallam <tmsriram@google.com>
708 * icf.cc (get_section_contents): Add '@' marker after processing the
711 2010-03-08 Doug Kwan <dougkwan@google.com>
713 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
714 due to a conversion warning.
715 (Arm_relobj::update_output_local_symbol_count): Check for local
716 symbol with unset output index.
718 2010-03-05 Ian Lance Taylor <iant@google.com>
720 * options.h (class General_options): Add --spare-dynamic-tags.
721 * output.cc (Output_data_dynamic::set_final_data_size): Implement
722 --spare-dynamic-tags.
724 2010-03-05 Ian Lance Taylor <iant@google.com>
726 * incremental.cc: Include "libiberty.h".
728 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
730 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
731 function, is_info_ member.
732 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
733 (Versions::Versions): Update caller.
734 (Versions::define_base_version): Likewise.
735 (Versions::add_def): Likewise.
737 2010-03-03 Sriraman Tallam <tmsriram@google.com>
739 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
740 (Scan::possible_function_pointer_reloc): New function.
741 (Scan::local_reloc_may_be_function_pointer): Change to call
742 possible_function_pointer_reloc.
743 (Scan::global_reloc_may_be_function_pointer): Ditto.
744 * icf.h (Icf::check_section_for_function_pointers): Change to reject
745 relocations in ".data.rel.ro._ZTV" section.
746 * testsuite/icf_safe_so_test.sh: Change to pass i386.
747 * testsuite/icf_safe_so_test.cc: Ditto.
748 * testsuite/icf_safe_test.cc: Ditto.
749 * testsuite/icf_safe_test.sh: Ditto.
751 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
752 Ian Lance Taylor <iant@google.com>
754 * target-reloc.h (relocate_section): Check the symbol table index
755 for -1U before setting the local symbol index.
756 (scan_relocatable_relocs): If copying the relocation, record that
757 the local symbol is required.
758 * object.h (Symbol_value::is_output_symtab_index_set): New
760 (Symbol_value::may_be_discarded_from_output_symtab): New
762 (Symbol_value::has_output_symtab_entry): New function.
763 (Symbol_value::needs_output_symtab_entry): Remove.
764 (Symbol_value::output_symtab_index): Make sure the symbol index is
766 (Symbol_value::set_output_symtab_index): Make sure the symbol
767 index is not set. Make sure the new index is valid.
768 (Symbol_value::set_must_have_output_symtab_entry): New function.
769 (Symbol_value::has_output_dynsym_entry): New function.
770 (Symbol_value::set_output_dynsym_index): Make sure the new index
772 (Sized_relobj::set_must_have_output_symtab_entry): New function.
773 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
774 local symbol if permitted.
775 (Sized_relobj::do_finalize_local_symbols): Call
776 is_output_symtab_index_set rather than needs_output_symtab_entry.
777 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
778 rather than needs_output_symtab_entry. Call
779 has_output_dynsym_entry rather than needs_output_dynsym_entry.
780 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
781 is_output_symtab_index_set rather than needs_output_symtab_entry.
782 * testsuite/discard_locals_relocatable_test.c: New file.
783 * testsuite/discard_locals_test.sh: Test -r.
784 * testsuite/Makefile.am (check_DATA): Add
785 discard_locals_relocatable_test1.syms,
786 discard_local_relocatable_test2.syms.
787 (MOSTLYCLEANFILES): Likewise. Also add
788 discard_locals_relocatable_test1.lout and
789 discard_locals_relocatable_test2.out.
790 (discard_locals_relocatable_test1.syms): New target.
791 (discard_locals_relocatable_test.o): New target.
792 (discard_locals_relocatable_test1.out): New target.
793 (discard_locals_relocatable_test2.syms): New target.
794 (discard_locals_relocatable_test2.out): New target.
795 (various): Add missing ../ld-new dependencies.
796 * testsuite/Makefile.in: Rebuild.
798 2010-03-03 Nick Clifton <nickc@redhat.com>
800 * po/fi.po: New Finnish translation.
802 2010-03-01 Doug Kwan <dougkwan@google.com>
804 * layout.cc (Layout::Layout): Force section types of .init_array*,
805 .preinit_array* and .fini_array* sections.
806 * output.cc (Output_section::Input_section_sort_entry::has_priority):
807 Fix check of return value of std::string::find.().
808 (Output_section::Input_section_sort_compare::operator()): Remove
809 comment about .init_array.
810 (Output_section::Input_section_sort_init_fini_compare::operator()):
812 (Output_section::sort_attached_input_sections): Handle .init_array
813 and .fini_array specially.
814 * output.h (Output_section::Inut_section_sort_compare): Update
816 (Output_section::Input_section_sort_init_fini_compare): New struct.
818 2010-02-26 Doug Kwan <dougkwan@google.com>
820 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
821 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
822 * testsuite/debug_msg.sh: Avoid matching source line number for
823 use of global variable undef_int.
825 2010-02-26 Doug Kwan <dougkwan@google.com>
827 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
828 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
829 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
830 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
831 * options.cc (General_options::General_options): Initialize member
833 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
834 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
835 and rm_no_fix_v4bx.stdout
836 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
837 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
838 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
839 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
841 * Makefile.in: Regenerate.
842 * testsuite/arm_fix_v4bx.s: New file.
843 * testsuite/arm_fix_v4bx.sh: Ditto.
845 2010-02-24 Doug Kwan <dougkwan@google.com>
847 * arm.cc (Target_arm::got_section): Make the .got section the first
848 non RELRO section in the data segment.
849 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
850 suffixes of section names.
852 2010-02-24 Doug Kwan <dougkwan@google.com>
854 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
855 flags and attributes merging if an input file is a binary file.
856 * fileread.cc (Input_file::open): Record format of original file.
857 * fileread.h (Input_file::Format): New enum type.
858 (Input_file::Input_file): Initialize data member format_.
859 (Input_file::format): New method definition.
860 (Input_file::format_):: New data member.
862 2010-02-24 Doug Kwan <dougkwan@google.com>
864 * arm.cc (Arm_output_data_got): New class.
865 (ARM_TCB_SIZE): New constant
866 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
867 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
868 If user uses a script with a SECTIONS clause, issue only a warning
869 for a misplaced EXIDX input section. Otherwise, issue an error.
870 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
872 (Target_arm::got_mode_index_entry): Handle static linking.
873 (Target_arm::Scan::local): Ditto.
874 (Target_arm::Scan::global): Ditto.
875 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
876 all incorrectly implemented relocations.
877 (Target_arm::fix_exidx_coverage): Pass layout to
878 Arm_output_section::fix_exidx_coverage.
879 * layout.cc (Layout::section_name_mapping): Remove trailing dots
880 from ".ARM.exidx." and ".ARM.extab.".
882 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
884 * arm.cc (Target_arm::do_finalize_sections): Create attribute
885 section if it does not already exist.
886 * attributes.cc (Attributes_section_data::Attributes_section_data):
887 Don't crash if size is zero.
889 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
890 Ian Lance Taylor <iant@google.com>
892 * gold.cc (queue_middle_tasks): If no input files were opened,
894 * workqueue.h (Task_function::Task_function): Assert that there is
897 2010-02-22 Doug Kwan <dougkwan@google.com>
899 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
900 * icf.cc (get_section_contents): Cast snprintf arguments to long long
901 types to avoid warnings due to different uint64_t implementations
904 2010-02-21 Doug Kwan <dougkwan@google.com>
906 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
907 handling of the maximum backward branch offset.
908 (Arm_relocate_functions::thumb_branch_common): Ditto.
909 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
910 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
911 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
912 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
913 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
914 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
915 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
916 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
917 thumb_bl_out_of_range thumb_bl_out_of_range.o,
918 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
919 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
920 thumb2_bl_out_of_range.o): New rules.
921 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
922 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
923 thumb2_bl_out_of_range
924 * testsuite/Makefile.in: Regenerate.
925 * testsuite/arm_bl_in_range.s: New file.
926 * testsuite/arm_bl_out_of_range.s: Ditto.
927 * testsuite/arm_branch_in_range.sh: Ditto.
928 * testsuite/arm_branch_range.t: Ditto.
929 * testsuite/thumb2_branch_range.t: Ditto.
930 * testsuite/thumb_bl_in_range.s: Ditto.
931 * testsuite/thumb_bl_out_of_range.s: Ditto.
932 * testsuite/thumb_branch_range.t: Ditto.
934 2010-02-20 Sriraman Tallam <tmsriram@google.com>
936 * gc.h (gc_process_relocs): Change vectors to point to the new list.
937 Add reloc offset information.
938 * icf.cc (get_section_contents): Change iterators to point to the new
939 vectors. Add reloc offset information to the contents.
940 * icf.h (Icf::Sections_reachable_info): New typedef.
941 (Icf::Sections_reachable_list): New typedef.
942 (Icf::Offset_info): New typedef.
943 (Icf::Reloc_info): New struct typedef.
944 (Icf::Reloc_info_list): New typedef.
945 (Icf::symbol_reloc_list): Delete method.
946 (Icf::addend_reloc_list): Delete method.
947 (Icf::section_reloc_list): Delete method.
948 (Icf::reloc_info_list): New method.
949 (Icf::reloc_info_list_): New member.
951 2010-02-19 Doug Kwan <dougkwan@google.com>
953 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
954 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
955 * arm.cc (Arm_relocation_functions): New forward declaration.
956 (Target_arm::Target_arm): Initialize new data members
957 got_mod_index_offset_ and tls_base_symbol_defined_.
958 (Target_arm::Relocate::relocate_tls): New method.
959 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
960 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
962 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
963 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
964 (Target_arm::got_mod_index_offset_,
965 Target_arm::tls_base_symbol_defined_): New data members.
966 (Target_arm::Scan::local, Target::Scan::global,
967 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
970 2010-02-18 Doug Kwan <dougkwan@google.com>
972 * arm.cc (Arm_relobj::find_linked_text_section): New method.
973 (Arm_relobj::make_exidx_input_section): Pass section index of linked
974 text section as a parameter becuase some broken tools may not set
975 the link in section header.
976 (Target_arm::has_got_section): New method.
977 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
978 without any mapping symbol as data only. Remove warning.
979 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
980 link in its section header, try to discover the link by inspecting the
981 REL31 relocation at the beginning of the section.
982 (Target_arm::Scan::check_non_pic): Report name of offending relocation
984 (Target_arm::Scan::global): Treat any reference to the symbol
985 _GLOBAL_OFFSET_TABLE_ as a GOT access.
987 2010-02-12 Sriraman Tallam <tmsriram@google.com>
989 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
990 (Scan::global_reloc_may_be_function_pointer): New function.
991 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
992 (Scan::global_reloc_may_be_function_pointer): New function.
993 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
994 (Scan::global_reloc_may_be_function_pointer): New function.
995 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
996 (Scan::global_reloc_may_be_function_pointer): New function.
997 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
998 (Scan::global_reloc_may_be_function_pointer): New function.
999 (Scan::possible_function_pointer_reloc): New function.
1000 (Target_x86_64::can_check_for_function_pointers): New function.
1001 * gc.h (gc_process_relocs): Scan relocation types to determine if
1002 function pointers were taken for targets that support it.
1003 * icf.cc (Icf::find_identical_sections): Include functions for
1004 folding in safe ICF whose pointer is not taken.
1005 * icf.h (Secn_fptr_taken_set): New typedef.
1006 (fptr_section_id_): New member.
1007 (section_has_function_pointers): New function.
1008 (set_section_has_function_pointers): New function.
1009 (check_section_for_function_pointers): New function.
1010 * options.h: Fix comment for safe ICF option.
1011 * target.h (can_check_for_function_pointers): New function.
1012 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1013 Modify icf_safe_test for X86-64.
1014 * testsuite/Makefile.in: Regenerate.
1015 * testsuite/icf_safe_so_test.cc: New file.
1016 * testsuite/icf_safe_so_test.sh: New file.
1017 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1018 (main): Change to take pointer to function kept_func_3.
1019 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1020 folding is done correctly for X86-64.
1022 2010-02-12 David S. Miller <davem@davemloft.net>
1024 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1025 is_symbolless parameter.
1026 (Output_reloc<SHT_REL>::is_symbolless): New.
1027 (Output_reloc<SHT_REL>::is_symbolless_): New.
1028 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1029 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1030 (Output_reloc<SHT_RELA>::is_symbolless): New.
1031 (Output_data_reloc::add_global): Handle is_symbolless.
1032 (Output_data_reloc::add_global_relative): Likewise.
1033 (Output_data_reloc::add_local): Likewise.
1034 (Output_data_reloc::add_local_relative): Likewise.
1035 (Output_data_reloc::add_symbolless_global_addend): New.
1036 (Output_data_reloc::add_symbolless_local_addend): New.
1037 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1039 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1040 instead of ->is_relative_
1041 (Output_reloc::write): Likewise.
1042 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1043 (Output_reloc::write_rel): Simplify.
1045 * sparc.cc (Target_sparc::Scan::local): Use
1046 ->add_symbolless_local_addend as needed.
1047 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1048 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1049 based upon relocation offset.
1051 2010-02-11 Doug Kwan <dougkwan@google.com>
1053 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1054 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1055 beginning of function.
1056 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1057 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1058 parameter is_32bit in calls to should_apply_static_reloc.
1059 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1060 (check_DATA): Add arm_abs_global.stdout.
1061 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1062 arm_abs_global.stdout): New rules.
1063 (MOSTLLYCLEANFILES): Add arm_abs_global
1064 * Makefile.in: Regenerate.
1065 * testsuite/arm_abs_global.s: New file.
1066 * testsuite/arm_abs_global.sh: Ditto.
1067 * testsuite/arm_abs_lib.s: Ditto.
1069 2010-02-11 Ian Lance Taylor <iant@google.com>
1071 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1073 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1074 Allocate_commons_task first.
1075 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1076 task, rather than symtab_lock_.
1077 (Gc_process_relocs::~Gc_process_relocs): New function.
1078 (Gc_process_relocs::is_runnable): Check this_blocker_.
1079 (Gc_process_relocs::locks): Use next_blocker_ rather than
1081 (Scan_relocs::~Scan_relocs): New function.
1082 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1084 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1086 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1087 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1088 constructor accordingly.
1089 (class Gc_process_relocs): Likewise.
1090 (class Scan_relocs): Likewise.
1091 * common.h (class Allocate_commons_task): Remove symtab_lock_
1092 field, and corresponding constructor parameter.
1093 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1095 (Allocate_commons_task::locks): Likewise.
1097 2010-02-11 Ian Lance Taylor <iant@google.com>
1099 * gold-threads.h (class Once): Define.
1100 (class Initialize_lock): Rewrite as child of Once.
1101 * gold-threads.cc (class Once_initialize): Define.
1102 (once_pointer_control): New static variable.
1103 (once_pointer, once_arg): New static variables.
1104 (c_run_once): New static function.
1105 (Once::Once, Once::run_once, Once::internal_run): New functions.
1106 (class Initialize_lock_once): Remove.
1107 (initialize_lock_control): Remove.
1108 (initialize_lock_pointer): Remove.
1109 (initialize_lock_once): Remove.
1110 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1111 (Initialize_lock::initialize): Rewrite.
1112 (Initialize_lock::do_run_once): New function.
1113 * archive.cc (Archive::interpret_header): Only clear name if it is
1115 * fileread.cc: Include "gold-threads.h"
1116 (file_counts_lock): New static variable.
1117 (file_counts_initialize_lock): Likewise.
1118 (File_read::release): Only increment counts when using --stats.
1119 Use a lock around the increment.
1120 * parameters.cc (class Set_parameters_target_once): Define.
1121 (set_parameters_target_once): New static variable.
1122 (Parameters::Parameters): Move here from parameters.h.
1123 (Parameters::set_target): Rewrite.
1124 (Parameters::set_target_once): New function.
1125 (Parameters::clear_target): Move here and rewrite.
1126 * parameters.h (class Parameters): Update declarations. Add
1127 set_parameters_target_once_ field.
1128 (Parameters::Parameters): Move to parameters.cc.
1129 (Parameters::clear_target): Likewise.
1130 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1132 (Start_group::~Start_group): New function.
1133 (Start_group::is_runnable): New function.
1134 (Start_group::locks, Start_group::run): New functions.
1135 (Finish_group::run): Change saw_undefined to size_t.
1136 * readsyms.h (class Start_group): Define.
1137 (class Finish_group): Change saw_undefined_ field to size_t.
1138 (Finish_group::Finish_group): Remove saw_undefined and
1139 this_blocker parameters. Change all callers.
1140 (Finish_group::set_saw_undefined): New function.
1141 (Finish_group::set_blocker): New function.
1142 * symtab.h (class Symbol_table): Change saw_undefined to return
1143 size_t. Change saw_undefined_ field to size_t.
1144 * target-select.cc (Set_target_once::do_run_once): New function.
1145 (Target_selector::Target_selector): Initialize set_target_once_
1146 field. Don't initialize lock_ and initialize_lock_ fields.
1147 (Target_selector::instantiate_target): Rewrite.
1148 (Target_selector::set_target): New function.
1149 * target-select.h (class Set_target_once): Define.
1150 (class Target_selector): Update declarations. Make
1151 Set_target_once a friend. Remove lock_ and initialize_lock_
1152 fields. Add set_target_once_ field.
1154 2010-02-10 Ian Lance Taylor <iant@google.com>
1156 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1158 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1159 (queue_middle_tasks): Add all blockers before queueing any tasks.
1160 (queue_final_tasks): Likewise.
1161 * token.h (Task_token::add_blockers): New function.
1162 * object.h (Input_objects::number_of_relobjs): New function.
1164 2010-02-10 Ian Lance Taylor <iant@google.com>
1166 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1167 shared, not if not position independent.
1168 * x86_64.cc (Relocate::relocate_tls): Likewise.
1169 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1170 (tls_pie_pic_test): New target.
1171 * testsuite/Makefile.in: Rebuild.
1173 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1174 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1175 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1176 * testsuite/Makefile.in: Rebuild.
1178 2010-02-09 David S. Miller <davem@davemloft.net>
1180 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1181 R_SPARC_RELATIVE using ->add_local_relative().
1182 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1184 * output.h (Output_data_dynamic::add_section_size): New method
1185 that takes two Output_data objects.
1186 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1187 entry param. Handle it in initializers.
1188 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1189 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1190 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1192 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1193 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1194 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1195 for dynrel_includes_plt.
1196 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1197 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1198 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1200 (Target_sparc::do_finalize_sections): Update to pass true for
1201 dynrel_includes_plt.
1202 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1203 output before .rela.plt
1204 (Target_powerpc::do_finalize_sections): Update to pass true for
1205 dynrel_includes_plt when 32-bit.
1207 2010-02-08 Doug Kwan <dougkwan@google.com>
1209 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1211 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1212 Arm_relobj::scan_section_for_cortex_a8_stubs,
1213 Arm_relobj::do_relocation_section): Instead of calling
1214 Output_section::output_address, use faster
1215 Arm_relobj::simple_input_section_output_address.
1217 2010-02-08 David S. Miller <davem@davemloft.net>
1219 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1220 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1221 relocation helper function.
1223 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1224 just like R_SPARC_GOT{10,13,22}.
1225 (Target_sparc::Scan::local): Likewise.
1226 (Target_sparc::Relocate:relocate): Likewise.
1228 2010-02-06 Ian Lance Taylor <iant@google.com>
1230 * configure.ac: Rewrite targetobjs duplicate removal code to use
1231 only shell constructs.
1232 * configure: Rebuild.
1234 2010-02-05 Doug Kwan <dougkwan@google.com>
1237 * arm.cc (Arm_relobj::section_is_scannable): New method.
1238 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1239 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1241 2010-02-04 Doug Kwan <dougkwan@google.com>
1244 * arm-reloc-property.cc (cstdio): Include.
1245 * configure.ac (targetobjs): Remove duplicates.
1246 * configure: Regenerate.
1247 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1248 big and little endian version for a given address size.
1250 2010-02-03 Doug Kwan <dougkwan@google.com>
1252 * arm-reloc-property.cc
1253 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1255 * arm-reloc-property.h
1256 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1257 New method definition.
1258 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1260 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1262 (GOT_PREL): Change implemented to Y.
1263 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1264 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1265 (Arm_relocate_functions::movw_abs_nc): Remove method.
1266 (Arm_relocate_functions::movt_abs): Ditto.
1267 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1268 (Arm_relocate_functions::thm_movt_abs): Ditto.
1269 (Arm_relocate_functions::movw_rel_nc): Ditto.
1270 (Arm_relocate_functions::movw_rel): Ditto.
1271 (Arm_relocate_functions::movt_rel): Ditto.
1272 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1273 (Arm_relocate_functions:thm_movw_rel): Ditto.
1274 (Arm_relocate_functions:thm_movt_rel): Ditto.
1275 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1276 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1277 New method definitions.
1278 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1279 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1280 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1281 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1282 (Target_arm::Relocate::relocate): Check for non-static or
1283 unimplemented relocation code and exit early. Change calls to
1284 Target_arm::reloc_uses_thumb_bit and
1285 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1286 instead. Refactor code to handle similar relocations to increase
1287 code sharing. Remove check for unsupported relocation code in switch
1289 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1290 relocation property table to find out size. Change error message to
1291 print out the name of a relocation code instead of the numeric value.
1292 (Target_arm::scan_reloc_for_stub): Use relocation property table
1293 instead of calling Target_arm::reloc_uses_thumb_bit().
1295 2010-02-02 Doug Kwan <dougkwan@google.com>
1297 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1298 types of relaxed input section.
1300 2010-02-02 Doug Kwan <dougkwan@google.com>
1302 * Makefile.am (HFILES): Add arm-reloc-property.h.
1304 (TARGETSOURCES): Add arm-reloc-property.cc
1305 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1306 (libgold_a_SOURCES): $(DEFFILES)
1307 * Makefile.in: Regenerate.
1308 * arm-reloc-property.cc: New file.
1309 * arm-reloc-property.h: New file.
1310 * arm-reloc.def: New file.
1311 * arm.cc: Update comments.
1312 (arm-reloc-property.h): New included header.
1313 (arm_reloc_property_table): New global variable.
1314 (Target_arm::do_select_as_default_target): New method definition.
1315 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1316 arm-reloc-property to targ_extra_obj.
1317 * parameters.cc (set_parameters_target): Call
1318 Target::select_as_default_target().
1319 * target.h (Target::select_as_default_target): New method definition.
1320 (Target::do_select_as_default_target): Same.
1322 2010-02-01 Doug Kwan <dougkwan@google.com>
1324 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1325 first_output_text_section_.
1326 (Arm_exidx_fixup::first_output_text_section): New method definition.
1327 (Arm_exidx_fixup::first_output_text_section_): New data member.
1328 (Arm_exidx_fixup::process_exidx_section): Record the first text
1329 output section seen.
1330 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1331 and entsize in output section header.
1333 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1335 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1336 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1337 (Arm_relocate_functions::thm_alu11): New Method.
1338 (Arm_relocate_functions::thm_pc8): New Method.
1339 (Arm_relocate_functions::thm_pc12): New Method.
1340 (Target_arm::Scan::local): Handle the relocations.
1341 (Target_arm::Scan::global): Likewise.
1342 (Target_arm::Relocate::relocate): Likewise.
1343 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1345 2010-01-29 Doug Kwan <dougkwan@google.com>
1347 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1348 of relocation types as ld.
1350 2010-01-29 Doug Kwan <dougkwan@google.com>
1352 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1354 (Arm_relocate_functions::thumb_branch_common): Ditto.
1355 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1356 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1357 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1358 Arm_relocate_functions::jump24): Remove.
1359 (Target_arm::Relocate::relocate): Adjust code to call
1360 Arm_relocation_functions::arm_branch_common and
1361 Arm_relocation_functions::thumb_branch_common instead of their removed
1362 wrappers. Merge switch-cases together to reduce source code size.
1364 2010-01-29 Doug Kwan <dougkwan@google.com>
1366 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1367 output_local_symbol_count_needs_update_.
1368 (Arm_relobj::output_local_symbol_count_needs_update,
1369 Arm_relobj::set_output_local_symbol_count_needs_update,
1370 Arm_relobj::update_output_local_symbol_count): New methods.
1371 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1373 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1374 of pointed function as in a R_ARM_PREL31 relocation.
1375 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1376 for output local symbol count updating.
1377 (Target_arm::do_relax): Update output local symbol counts in objects
1379 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1381 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1383 * arm.cc: Added support for the ARM relocations:
1384 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1385 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1386 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1388 (Arm_relocate_functions::movw_rel): New method.
1389 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1390 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1392 (Arm_relocate_functions::thm_movw_rel): New method.
1393 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1395 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1397 (Target_arm::Scan::global): Likewise.
1398 (Target_arm::Relocate::relocate): Likewise.
1399 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1402 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1404 * arm.cc: Added support for ARM group relocations.
1405 (Target_arm::reloc_needs_sym_origin): New method.
1406 (Arm_relocate_functions::calc_grp_kn): New method.
1407 (Arm_relocate_functions::calc_grp_residual): New method.
1408 (Arm_relocate_functions::calc_grp_gn): New method.
1409 (Arm_relocate_functions::arm_grp_alu): New Method.
1410 (Arm_relocate_functions::arm_grp_ldr): New Method.
1411 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1412 (Arm_relocate_functions::arm_grp_ldc): New Method.
1413 (Target_arm::Scan::local): Handle the ARM group relocations.
1414 (Target_arm::Scan::global): Likewise.
1415 (Target_arm::Relocate::relocate): Likewise.
1416 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1419 2010-01-26 Doug Kwan <dougkwan@google.com>
1421 * arm.cc (set): Include.
1422 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1424 (Arm_output_section::Text_section_list): New type.
1425 (Arm_output_section::append_text_sections_to_list): New method.
1426 (Arm_output_section::fix_exidx_coverage): Ditto.
1427 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1428 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1429 Relobj::set_section_offset() instead of
1430 Sized_relobj::invalidate_section_offset().
1431 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1432 parameter for section headers. Ignore relocation sections for
1433 unallocated sections and EXIDX sections.
1434 (Target_arm::fix_exidx_coverage): New method.
1435 (Target_arm::output_section_address_less_than): New type.
1436 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1437 linked text section instead of the EXIDX section.
1438 (Arm_output_section::create_stub_group): Add an assertion to check
1439 that this is not an EXIDX output section.
1440 (Arm_output_section::append_text_sections_to_list): New method.
1441 (Arm_output_section::fix_exidx_coverage): Ditto.
1442 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1443 Arm_relobj::section_needs_reloc_stub_scanning.
1444 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1446 (Target_arm::fix_exidx_coverage): New method.
1447 * object.h (Relobj::set_output_section): New method.
1448 (Sized_relobj::invalidate_section_offset): Remove method.
1449 (Sized_relobj::do_invalidate_section_offset): Remove method.
1450 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1452 2010-01-25 Doug Kwan <dougkwan@google.com>
1454 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1455 Fix warning due to signed and unsigned comparison on a 32-bit host.
1457 2010-01-22 Doug Kwan <dougkwan@google.com>
1459 * arm.cc (Target_arm::do_relax): Record an output section for section
1460 offset adjustment it contains any stub table that has changed.
1461 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1462 offsets in an output section if necessary.
1463 * output.cc (Output_section::Output_section): Initialize
1464 section_offsets_need_adjustments_.
1465 (Output_section::add_input_section_for_script): Renamed to
1466 Output_section::add_simple_input_section.
1467 (Output_section::save_states): Add a comment.
1468 (Output_section::discard_states): New method defintion.
1469 (Output_section::adjust_section_offsets): Same.
1470 * output.h (Output_section::add_input_section_for_script): Renamed to
1471 Output_section::add_simple_input_section.
1472 (Output_section::discard_states): New method declaration.
1473 (Output_section::adjust_section_offsets): Same.
1474 (Output_section::section_offsets_need_adjustment,
1475 Output_section::set_section_offsets_need_adjustment): New method
1477 (Output_section::section_offsets_need_adjustment_): New data member.
1478 * script-sections.cc
1479 (Output_section_element_input::set_section_address): Adjust code for
1480 renaming of Output_section::add_input_section_for_script.
1481 (Orphan_output_section::set_section_address): Same.
1483 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1485 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1486 Fix_v4bx enum values .
1487 * gold/options.h (General_options): New option definitions.
1488 (General_options::fix_v4bx): New method.
1489 (General_options::Fix_v4bx): New enum.
1490 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1491 (General_options::parse_fix_v4bx_interworking): New method.
1493 2010-01-22 Doug Kwan <dougkwan@google.com>
1495 * arm.cc (Arm_exidx_fixup): New class.
1497 2010-01-21 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1501 (Arm_exidx_section_offset_map): New type.
1503 2010-01-21 Doug Kwan <dougkwan@google.com>
1505 * arm.cc (Arm_exidx_input_section): New class.
1506 (Arm_relobj::exidx_input_section_by_link,
1507 Arm_relobj::exidx_input_section_by_shndx,
1508 Arm_relobj::make_exidx_input_section): New methods.
1509 (read_arm_attributes_section): Remove.
1510 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1511 information about them.
1512 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1515 2010-01-20 Doug Kwan <dougkwan@google.com>
1517 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1518 Input_section_specifier to Section_id.
1519 (Target_arm::new_arm_input_section: Adjust code for change of key
1521 (Target_arm::find_arm_input_section): Ditto.
1522 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1523 (Section_id): Remove.
1524 (Garbage_collection::Section_id_hash): Remove.
1525 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1526 (Section_id): Remove.
1527 (Icf::Section_id_hash): Remove.
1528 * object.h (Section_id, Const_section_id, Section_id_hash,
1529 Const_section_id_hash): New type definitions.
1530 * output.cc (Output_section::add_relaxed_input_section): Change to
1531 use Const_section_id instead of Input_section_specifier as key type.
1532 (Output_section::add_merge_input_section): Ditto.
1533 (Output_section::build_relaxation_map): Change to use Section_id
1534 instead of Input_section_specifier as key type.
1535 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1537 (Output_section::convert_input_sections_to_relaxed_sections): Change
1538 to use Const_section_id instead of Input_section_specifier as key type.
1539 (Output_section::find_merge_section): Ditto.
1540 (Output_section::find_relaxed_input_section): Ditto.
1541 * output.h (Input_section_specifier): Remove class.
1542 (Output_section::Output_section_data_by_input_section_map): Change
1543 key type to Const_section_id.
1544 (Output_section::Output_relaxed_input_section_by_input_section_map):
1546 (Output_section::Relaxation_map): Change key type to Section_id.
1548 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1550 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1551 (class Arm_v4bx_stub): New class.
1552 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1553 (Stub_factory::make_arm_v4bx_stub): New method.
1554 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1555 (Stub_table::empty): Handle v4bx stubs.
1556 (Stub_table::add_arm_v4bx_stub): New method.
1557 (Stub_table::find_arm_v4bx_stub): New method.
1558 (Arm_relocate_functions::v4bx): New method.
1559 (Target_arm::fix_v4bx): New method.
1560 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1561 (Stub_table::relocate_stubs): Likewise.
1562 (Stub_table::do_write): Likewise.
1563 (Stub_table::update_data_size_and_addralign): Likewise.
1564 (Stub_table::finalize_stubs): Likewise.
1565 (Target_arm::Scan::local): Likewise.
1566 (Target_arm::Scan::global): Likewise.
1567 (Target_arm::do_finalize_sections): Likewise.
1568 (Target_arm::Relocate::relocate): Likewise.
1569 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1571 (Target_arm::scan_reloc_for_stub): Likewise.
1572 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1574 2010-01-19 Ian Lance Taylor <iant@google.com>
1576 * output.cc (Output_section_headers::do_sized_write): Write large
1577 segment count to sh_info field.
1578 (Output_file_header::do_sized_write): For large segment count,
1579 write PN_XNUM to e_phnum field.
1581 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1583 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1584 (Arm_relocate_functions::thm_jump8): New function.
1585 (Arm_relocate_functions::thm_jump11): New function.
1586 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1588 (Target_arm::Scan::global): Likewise.
1589 (Target_arm::Relocate::relocate): Likewise.
1590 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1593 2010-01-14 Doug Kwan <dougkwan@google.com>
1595 * arm.cc (map, utility): Include headers.
1596 (Target_arm::apply_cortex_a8_workaround): New method.
1597 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1598 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1599 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1600 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1601 the --[no-]fix-cortex-a8 command line options.
1602 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1603 (Target_arm::relocate_stub): Use addend in instruction template.
1604 * options.h (DEFINE_bool): Set the user-set flag.
1605 (General_options): Add --[no-]-fix-cortex options.
1606 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1607 : Update fast look-up map after conversion.
1609 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1611 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1612 in the first pass of do_layout.
1614 2010-01-13 Doug Kwan <dougkwan@google.com>
1616 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1617 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1618 apparent compiler problem of not folding static constant integral
1619 data members of elfcpp::Elf_sizes<32>.
1621 2010-01-13 Doug Kwan <dougkwan@google.com>
1623 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1624 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1625 Arm_relobj::scan_section_for_cortex_a8_erratum,
1626 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1627 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1628 sections to scan for relocation stubs into a new method
1629 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1630 relocation and Cortex-A8 stub scanning.
1631 (Target_arm::do_relax): Force stubs to be after stubbed sections
1632 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1633 the beginning of a new relaxation pass. Update a comment.
1634 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1636 2010-01-12 Ian Lance Taylor <iant@google.com>
1638 * target-reloc.h (visibility_error): New inline function.
1639 (relocate_section): Call visibility_error.
1640 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1641 (MOSTLYCLEANFILES): Likewise.
1642 (protected_4_pic.o, protected_3.err): New targets.
1643 * testsuite/protected_4.cc: New file.
1645 2010-01-12 Doug Kwan <dougkwan@google.com>
1647 * arm.cc (Cortex_a8_reloc): New class.
1648 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1649 and cortex_a8_relocs_info_.
1650 (Target_arm::fix_cortex_a8): New method definition.
1651 (Target_arm::Cortex_a8_relocs_info): New type.
1652 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1653 New data member declarations.
1654 (Target_arm::scan_reloc_for_stub): Record information about
1655 relocations for THUMB branches that might be exempted from the
1656 Cortex-A8 workaround.
1657 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1658 at the beginning of a relaxation pass.
1660 2010-01-12 Doug Kwan <dougkwan@google.com>
1662 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1663 (Arm_relobj::Mapping_symbol_position,
1664 Arm_reloj::Mapping_symbol_position_less,
1665 Arm_relobj::Mapping_symbols_info): New types.
1666 (Target_arm::is_mapping_symbol_name): New method definition.
1667 (Arm_relobj::do_count_local_symbols): Save information about mapping
1670 2010-01-11 Doug Kwan <dougkwan@google.com>
1672 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1673 Arm_relocate_functions::thumb32_branch_upper,
1674 Arm_relocate_functions::thumb32_branch_lower,
1675 Arm_relocate_functions::thumb32_cond_branch_offset,
1676 Arm_relocate_functions::thumb32_cond_branch_upper,
1677 Arm_relocate_functions::thumb32_cond_branch_lower,
1678 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1679 branch offset encoding.
1680 (Arm_relocate_functions::thumb_branch_common): Use new branch
1681 offset encoding methods to avoid code duplication.
1682 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1683 (Stub_addend_reader::operator()): Use new branch encoding method
1684 to avoid code duplication.
1686 2010-01-11 Doug Kwan <dougkwan@google.com>
1688 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1689 (Target_arm::do_finalize_sections): Define special EXIDX section
1690 symbols only if referenced.
1691 * gc.h (Garbage_collection::add_reference): New method.
1692 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1695 2010-01-11 Ian Lance Taylor <iant@google.com>
1697 * script.cc (Version_script_info::build_expression_list_lookup):
1698 Change complaing about duplicate wildcard match from error to
1701 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1703 (Version_script_info::Version_script_info): Initialize globs_,
1704 default_version_, default_is_global_, and exact_. Don't
1705 initialize globals_ or locals_.
1706 (Version_script_info::build_lookup_tables): Build local symbols
1708 (Version_script_info::unquote): New function.
1709 (Version_script_info::add_exact_match): New function.
1710 (Version_script_info::build_expression_list_lookup): Remove lookup
1711 parameter. Add is_global parameter. Change all callers. Handle
1712 wildcard pattern specially. Unquote pattern. Call
1714 (Version_script_info::get_name_to_match): New function.
1715 (Version_script_info::get_symbol_version): New function.
1716 (Version_script_info::get_symbol_version_helper): Remove.
1717 (Version_script_info::check_unmatched_names): Call unquote.
1718 * script.h (class Version_script_info): Change get_symbol_version
1719 to be non-inline and add is_global parameter; change all callers.
1720 Rewrite symbol_is_local. Update declarations. Define struct
1721 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1722 Remove globals_ and locals_ members. Add exact_, globs_,
1723 default_version_, is_global_.
1724 (Version_script_info::Glob): Remove pattern, add expression and
1725 is_global. Update constructor. Change all callers.
1726 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1728 (Versions::symbol_section_contents): If a symbol is undefined, or
1729 defined in a dynamic object, set the version index to
1731 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1733 (Symbol_table::add_from_pluginobj): Likewise.
1734 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1736 2010-01-11 Doug Kwan <dougkwan@google.com>
1738 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1739 (incremental_dump_LDADD): Add linking option for libintl.
1740 * Makefile.in: Regenerate.
1742 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1745 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1747 * testsuite/Makefile.in: Regenerated.
1749 2010-01-10 Doug Kwan <dougkwan@google.com>
1751 * options.h (DEFINE_var): Use parentheses around argument varname__
1752 in macro body to avoid any unintended subsequent substitutions.
1754 2010-01-10 Ian Lance Taylor <iant@google.com>
1756 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1757 candidates before doing symbol resolution.
1759 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1760 ODR candidates if only one is weak.
1762 2010-01-08 Ian Lance Taylor <iant@google.com>
1764 * script.cc (Version_script_info::build_expression_list_lookup):
1765 Don't warn about ambiguous version, just record the ambiguity.
1766 (Version_script_info::get_symbol_version_helper): Give error if
1767 version is ambiguous.
1769 2010-01-08 Doug Kwan <dougkwan@google.com>
1771 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1772 prev_data_size_ and prev_addralign_. Remove initializer for
1773 deleted data member has_been_changed_.
1774 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1775 to determine if the table is empty.
1776 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1778 (Stub_table::add_reloc_stub): Define method in class definition
1779 instead of just declaring it there.
1780 (Stub_table::add_cortex_a8_stub): New method definition.
1781 (Stub_table::update_data_size_and_addralign): Ditto.
1782 (Stub_table::finalize_stubs): Ditto.
1783 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1784 (Stub_table::do_addralign_): Return address alignment in the
1785 (Stub_table::do_reset_address_and_file_offset): Define method in
1786 class definition instead of declaring it there. Set current data
1787 size to be the data size of the previous pass.
1788 (Stub_table::set_final_data_size): Use current data size as the
1790 (Stub_table::relocate_stub): Change parameter type of stub from
1791 Reloc_stub pointer to Stub pointer.
1792 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1793 (Stub_table::Cortex_a8_stub_list): New typedef.
1794 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1795 Stub_table::prev_addralign_): New data member.
1796 (Arm_relobj::Arm_relobj): Initialize data member
1797 section_has_cortex_a8_workaround_.
1798 (Arm_relobj::section_has_cortex_a8_workaround,
1799 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1801 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1803 (Target_arm::relocate_stub): Change parameter type of stub from
1804 Reloc_stub pointer to Stub pointer.
1805 (Insn_template::size, Insn_template::alignment): Handle
1806 THUMB16_SPECIAL_TYPE.
1807 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1808 Stub_table::update_data_size_and_addralign,
1809 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1811 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1812 (Stub_table::do_write): Ditto.
1813 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1815 2010-01-08 Ian Lance Taylor <iant@google.com>
1818 * symtab.h (class Symbol): Remove fields is_target_special_ and
1819 has_plt_offset_. Add field is_defined_in_discarded_section_.
1820 (Symbol::is_defined_in_discarded_section): New function.
1821 (Symbol::set_is_defined_in_discarded_section): New function.
1822 (Symbol::has_plt_offset): Rewrite.
1823 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1824 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1825 Don't initialize is_target_special_ or has_plt_offset_.
1826 Initialize is_defined_in_discarded_section_.
1827 (Symbol_table::add_from_relobj): If appropriate, set
1828 is_defined_in_discarded_section.
1829 * resolve.cc (Symbol::override_base_with_special): Don't test
1830 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1831 * target-reloc.h (relocate_section): Do special handling for
1832 symbols defined in discarded sections for global symbols as well
1835 2010-01-08 Ian Lance Taylor <iant@google.com>
1837 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1838 the SHT_SYMTAB case.
1840 2010-01-08 Ian Lance Taylor <iant@google.com>
1842 * object.cc (Sized_relobj::do_layout): Don't get confused if
1843 layout_eh_frame returns NULL.
1845 2010-01-08 Ian Lance Taylor <iant@google.com>
1848 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1849 dynamic symbol table, use the normal symbol table.
1850 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1853 2010-01-08 Ian Lance Taylor <iant@google.com>
1856 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1859 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1861 * version.cc (print_version): Change to "Copyright 2010".
1863 2010-01-08 Ian Lance Taylor <iant@google.com>
1867 * i386.cc (class Target_i386): Change return type of plt_section
1869 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1870 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1871 tls_desc_rel_ field.
1872 (Output_data_plt_i386::rel_tls_desc): New function.
1873 (Target_i386::rel_tls_desc_section): New function.
1874 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1875 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1876 R_386_TLS_DESC reloc in rel_tls_desc_section.
1877 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1878 Define struct Tlsdesc_info.
1879 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1880 (Target_x86_64::do_reloc_symbol_index): New function.
1881 (Target_x86_64::add_tlsdesc_info): New function.
1882 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1883 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1885 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1887 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1888 (Target_x86_64::rela_tlsdesc_section): New function.
1889 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1891 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1892 (Target_x86_64::do_reloc_addend): New function.
1893 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1894 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1895 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1896 (Output_reloc::type): New function.
1897 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1898 (Output_reloc::is_target_specific): New function.
1899 (Output_reloc::target_arg): New function.
1900 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1901 absolute relocs and target specific relocs.
1902 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1903 add_target_specific.
1904 (class Output_data_reloc) [SHT_RELA]: Likewise.
1905 * output.cc (Output_reloc::Output_reloc): Add four new versions
1906 for absolute relocs and target specific relocs.
1907 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1908 (Output_reloc::get_symbol_index): Likewise.
1909 (Output_reloc::local_section_offset): Check that local_sym_index_
1910 is not TARGET_CODE or 0.
1911 (Output_reloc::symbol_value): Likewise.
1912 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1914 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1915 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1917 * layout.cc (add_target_dynamic_tags): Use output section for
1918 DT_PLTRELSZ and DT_JMPREL.
1920 2010-01-07 Ian Lance Taylor <iant@google.com>
1923 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1925 (class Output_data_reloc_generic): Define.
1926 (class Output_data_reloc_base): Change base class to
1927 Output_data_reloc_generic. Change add() method to call
1928 bump_relative_reloc_count for a relative reloc. Remove
1930 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1932 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1933 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1935 * layout.h (class Layout): Update declaration.
1937 2010-01-07 Ian Lance Taylor <iant@google.com>
1939 * output.h (class Output_data): Add const version of
1940 output_section and do_output_section.
1941 (class Output_section_data): Add const version of
1943 (class Output_section): Likewise.
1944 * layout.cc (Layout::add_target_dynamic_tags): New function.
1945 * layout.h (class Layout): Update declarations.
1946 * arm.cc (Target_arm::do_finalize_sections): Use
1947 add_target_dynamic_tags.
1948 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1949 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1950 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1951 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1953 2010-01-07 Ian Lance Taylor <iant@google.com>
1956 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1959 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1960 Ian Lance Taylor <iant@google.com>
1963 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1964 Xindex::read_symtab_xindex.
1966 2010-01-07 Doug Kwan <dougkwan@google.com>
1968 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1969 (Insn_template::thumb16_bcond_insn): New method declaration.
1970 (Insn_template): Fix spelling.
1971 (Stub::thumb16_special): New method declaration.
1972 (Stub::do_write): Define virtual method which was previously pure
1974 (Stub::do_thumb16_special): New method declaration.
1975 (Stub::do_fixed_endian_write): New template member.
1976 (Reloc_stub::do_write): Remove.
1977 (Reloc_stub::do_fixed_endian_write): Remove.
1978 (Cortex_a8_stub): New class definition.
1979 (Stub_factory::make_cortex_a8_stub): New method definition.
1980 (Stub_factory::Stub_factory): Add missing static storage class
1981 qualifier for elf32_arm_stub_a8_veneer_blx.
1983 2010-01-07 Ian Lance Taylor <iant@google.com>
1986 * options.h (class General_options): Add --warn-unresolved-symbols
1987 and --error-unresolved-symbols.
1988 * errors.cc (Errors::undefined_symbol): Implement
1989 --warn-unresolved-symbols.
1991 * options.h (class General_options): Add -z text and -z textoff.
1992 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1994 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1996 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1997 (Garbage_collection::cident_sections): New function.
1998 (Garbage_collection::add_cident_section): New function.
1999 (Garbage_collection::cident_sections_): New member.
2000 (gc_process_relocs): Add references to sections whose names are C
2002 * gold.h (cident_section_start_prefix): New constant.
2003 (cident_section_stop_prefix): New constant.
2004 (is_cident): New function.
2005 * layout.cc (Layout::define_section_symbols): Replace string constants
2006 with the newly defined constants.
2007 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2009 * testsuite/Makefile.am: Add gc_orphan_section_test.
2010 * testsuite/Makefile.in: Regenerate.
2011 * testsuite/gc_orphan_section_test.cc: New file.
2012 * testsuite/gc_orphan_section_test.sh: New file.
2014 2010-01-06 Ian Lance Taylor <iant@google.com>
2017 * options.h (class General_options): Add --warn-shared-textrel.
2018 * layout.cc (Layout::finish_dynamic_section): Implement
2019 --warn-shared-textrel.
2022 * options.h (class General_options): Add --warn-multiple-gp.
2024 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2026 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2027 $(THREADSLIB) and $(LIBDL).
2028 * Makefile.in: Rebuild.
2030 2010-01-06 Ian Lance Taylor <iant@google.com>
2033 * options.cc (General_options::parse_section_start): New function.
2034 (General_options::section_start): New function.
2035 (General_options::General_options): Initialize all members.
2036 * options.h: Include <map>
2037 (class General_options): Add --section-start. Add section_starts_
2039 * layout.cc (Layout::attach_allocated_section_to_segment): If
2040 --section-start was used, set the address of the segment. Remove
2041 local sort_sections.
2042 (Layout::relaxation_loop_body): If the address of the load segment
2043 has been set by --section-start, don't use it.
2044 * output.h (Output_segment::update_flags_for_output_section): New
2046 * output.cc (Output_segment::add_output_section): Call
2047 update_flags_for_output_section.
2049 2010-01-05 Ian Lance Taylor <iant@google.com>
2052 * options.h (class General_options): Add --undefined-version.
2053 * script.cc (struct Version_expression): Add was_matched_by_symbol
2055 (Version_script_info::matched_symbol): New function.
2056 (Version_script_info::get_symbol_version_helper): Call
2058 (Version_script_info::check_unmatched_names): New function.
2059 * script.h (class Version_script_info): Update declarations.
2060 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2062 * options.h (class General_options): Use DEFINE_bool_alias for
2063 allow_multiple_definition.
2064 * resolve.cc (Symbol_table::should_override): Don't test
2065 allow_multiple_definition.
2068 * options.h (class General_options): Add --cref.
2069 * main.cc (main): Print cref table if --cref. Don't close mapfile
2070 until after printing cref table.
2071 * cref.cc: Include "symtab.h".
2072 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2073 (Cref_table_compare::operator()): New function.
2074 (Cref_inputs::gather_cref): New function.
2075 (filecol): New static const.
2076 (Cref_inputs::print_cref): New function.
2077 (Cref::print_cref): New function.
2078 * cref.h: Include <cstdio>.
2079 (class Cref): Update declarations.
2080 * mapfile.h (Mapfile::file): New function.
2081 * object.h (class Object): Define Symbols. Declare virtual
2082 do_get_global_symbols.
2083 (Object::get_global_symbols): New function.
2084 * object.cc (Input_objects::add_object): Pass object to cref_ if
2086 (Input_objects::archive_start): Likewise.
2087 (Input_objects::archive_stop): Likewise.
2088 (Input_objects::print_cref): New function.
2089 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2090 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2092 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2094 * plugin.h (class Sized_pluginobj): Update declarations.
2096 2010-01-05 Ian Lance Taylor <iant@google.com>
2098 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2099 to is_default_version. Rename insdef to insdefault.
2100 (Symbol_table::add_from_relobj): Rename def to is_default_version
2101 and local to is_forced_local.
2102 (Symbol_table::add_from_pluginobj): Likewise.
2103 (Symbol_table::add_from_dynobj): Likewise.
2104 (Symbol_table::define_special_symbol): Rename insdef to
2107 2010-01-04 Ian Lance Taylor <iant@google.com>
2110 * options.h (class General_options): Add
2111 --allow-multiple-definition and -z muldefs.
2112 * resolve.cc (Symbol_table::should_override): Don't warn about a
2113 multiple symbol definition if --allow-multiple-definition or -z
2117 * options.h (class General_options): Add --add-needed and
2118 --copy-dt-needed-entries. Tweak --as-needed help entry.
2119 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2120 error if --copy-dt-needed-entries aka --add-needed is used and
2121 would cause a change in behaviour.
2124 * options.h (class General_options): Add -G as a short version of
2125 --shared. Add no-op options -assert, -g, and -i.
2127 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2129 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2130 check for .text or .gnu.linkonce.t sections.
2131 * icf.cc (Icf::find_identical_sections): Ditto.
2132 Change the detection for mangled function name within the section
2134 * icf.h (is_section_foldable_candidate): New function.
2136 2009-12-30 Ian Lance Taylor <iant@google.com>
2139 * options.h (class General_options): Permit two dashes with
2140 --retain-symbols-file.
2142 2009-12-30 Ian Lance Taylor <iant@google.com>
2145 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2146 don't put the file header and segment headers in the text
2150 * common.cc (Sort_commons::operator()): Stabilize sort when both
2152 (Symbol_table::do_allocate_commons_list): When allocating common
2153 symbols, skip a symbol which is no longer common.
2154 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2155 an object before checking its type.
2156 * testsuite/common_test_2.c: New file.
2157 * testsuite/common_test_3.c: New file.
2158 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2159 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2160 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2161 (common_test_2_pic.o, common_test_2.so): New targets.
2162 (common_test_3_pic.o, common_test_3.so): New targets.
2163 * testsuite/Makefile.in: Rebuild.
2166 * script.cc (read_input_script): If we see a new SECTIONS clause,
2167 and we have added an input section, give an error.
2168 * layout.h (class Layout): Add have_added_input_section function.
2169 Add have_added_input_section_ field.
2170 * layout.cc (Layout::Layout): Initialize
2171 have_added_input_section_.
2172 (Layout::layout): Set have_added_input_section_.
2173 (Layout::layout_eh_frame): Likewise.
2175 2009-12-30 Ian Lance Taylor <iant@google.com>
2178 * options.h (class General_options): Add --sort-common option.
2179 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2180 * common.cc (Sort_common): Add sort_order parameter to
2181 constructor. Add sort_order_ field.
2182 (Sort_commons::operator): Check sort_order_.
2183 (Symbol_table::allocate_commons): Determine the sort order.
2184 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2186 (Symbol_table::do_allocate_commons_list): Likewise.
2188 2009-12-30 Ian Lance Taylor <iant@google.com>
2191 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2192 symbols from this object, don't change the visibility of an
2194 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2196 2009-12-30 Ian Lance Taylor <iant@google.com>
2199 * script.h (class Version_script_info): Define Language enum.
2200 Update declarations. Define Glob, Exact, and Lookup types. Add
2201 new fields globals_, locals_, and is_finalized_.
2202 * script.cc: Various formatting fixes.
2203 (class Parser_closure): Change language_stack_ from a vector of
2204 std::string to one of Version_script_info::Language. Adjust all
2206 (class Lazy_demangler): Remove.
2207 (struct Version_expression): Change language from std::string to
2208 Version_script_info::Language.
2209 (Version_script_info::Version_script_info): New function.
2210 (Version_script_info::~Version_script_info): Don't call clear.
2211 (Version_script_info::finalize): New function.
2212 (Version_script_info::build_lookup_tables): New function.
2213 (Version_script_info::build_expression_list_lookup): New
2215 (Version_script_info::get_symbol_version_helper): Rewrite to use
2217 (Version_script_info::print_expression_list): Adjust to use
2218 Version_script_info::Language.
2219 (script_push_lex_into_version_mode): Check that the version script
2220 has not been finalized.
2221 (version_script_push_lang): Change language string to
2222 Version_script_info::Language.
2223 * options.cc (Command_line::version_script): New function.
2224 * options.h (class General_options): Add finalize_dynamic_list
2225 function. Change version_script from declaration to definition.
2226 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2227 * testsuite/version_script.map: Remove duplicate def of foo.
2228 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2230 * testsuite/Makefile.in: Rebuild.
2232 2009-12-30 Ian Lance Taylor <iant@google.com>
2235 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2236 if the input symbol index is 0, make the output symbol index 0.
2238 2009-12-30 Ian Lance Taylor <iant@google.com>
2241 * options.h (class General_options): Add -x/--discard-all.
2242 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2243 --discard-all. If the local symbol needs a dynamic entry, check
2244 that before handling --discard-locals.
2246 2009-12-30 Ian Lance Taylor <iant@google.com>
2249 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2251 (Output_segment::add_output_section): Don't change the flags if
2255 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2256 GNU hash table if they need a dynamic value. Otherwise, don't add
2257 them if they are defined in a dynamic object or are forced local.
2259 2009-12-29 Ian Lance Taylor <iant@google.com>
2262 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2263 .gnu.hash table for a 32-bit target.
2266 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2267 regular and a dynamic object only needs a dynamic symbol table
2268 entry if it is externally visible.
2271 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2272 constructor. Add global_offset_table_ field.
2273 (Target_i386::got_section): Set global_offset_table_.
2274 (Target_i386::do_finalize_sections): Set global_offset_table_
2276 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2277 in constructor. Add global_offset_table_ field.
2278 (Target_x86_64::got_section): Set global_offset_table_.
2279 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2282 * layout.cc (Layout::Layout): Initialize increase_relro_.
2283 (Layout::get_output_section): Add is_relro, is_last_relro, and
2284 is_first_non_relro parameters. Change all callers.
2285 (Layout::choose_output_section): Likewise.
2286 (Layout::add_output_section_data): Likewise.
2287 (Layout::make_output_section): Likewise.
2288 (Layout::set_segment_offsets): Clear increase_relro when using a
2290 * layout.h (class Layout): Add increase_relro method. Add
2291 increase_relro_ field. Update declarations.
2292 * output.cc (Output_section::Output_section): Initialize
2293 is_last_relro_ and is_first_non_relro_.
2294 (Output_segment::add_output_section): Group relro sections is
2295 do_sort is true. Handle is_last_relro and is_first_non_relro.
2296 (Output_segment::maximum_alignment): Remove relro handling.
2297 (Output_segment::set_section_addresses): Add increase_relro
2298 parameter. Change all callers. Add initial alignment to align
2299 relro sections on separate page. Remove old relro handling.
2300 (Output_segment::set_section_list_addresses): Remove in_relro
2301 parameter. Change all callers.
2302 (Output_segment::set_offset): Add increase parameter. Change all
2303 callers. Remove old relro handling.
2304 * output.h (class Output_section): Add new methods: is_last_relro,
2305 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2306 Add is_last_relro_ and is_first_non_relro_ fields.
2307 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2308 Create separate .got.plt section. Call increase_relro.
2309 * x86_64.cc (Target_x86_64::got_section): Likewise.
2310 * testsuite/relro_script_test.t: Add .got.plt.
2313 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2314 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2315 (Layout::finalize): Call set_dynamic_symbol_size.
2316 (Layout::set_dynamic_symbol_size): New function.
2317 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2318 set_dynamic_symbol_size.
2321 * output.h (class Output_section): Add is_entsize_zero_ field.
2322 * output.cc (Output_section::Output_section): Initialize
2324 (Output_section::set_entsize): If two different entsizes are
2325 requested, force it to zero.
2326 (Output_section::add_input_section): Set flags for .debug_str
2327 before updating section flags. Set entsize.
2328 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2329 and SHF_STRING if all input sections have those flags.
2331 2009-12-29 Rafael Espindola <espindola@google.com>
2333 * main.cc (main): Fix the sys time reporting.
2334 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2337 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2339 * options.cc (General_options::parse_version): Allow -v to exit
2340 without an error if there is nothing to link.
2342 2009-12-29 Ian Lance Taylor <iant@google.com>
2344 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2345 using a version of gcc before 4.1.
2346 * configure: Rebuild.
2348 2009-12-28 Chris Demetriou <cgd@google.com>
2350 * attributes.cc (Output_attributes_section_data::do_write): Use
2351 std::vector::front rather than std::vector::data.
2353 2009-12-28 Ian Lance Taylor <iant@google.com>
2355 * symtab.h (class Symbol_table): Add enum Defined.
2356 * resolve.cc (Symbol_table::should_override): Add defined
2357 parameter. Change all callers. Test whether object is NULL
2358 before calling a method on it.
2359 (Symbol_table::report_resolve_problem): Add defined parameter.
2361 (Symbol_table::should_override_with_special): Likewise.
2362 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2363 parameter. Change all callers.
2364 (Symbol_table::do_define_in_output_data): Likewise.
2365 (Symbol_table::define_in_output_segment): Likewise.
2366 (Symbol_table::do_define_in_output_segment): Likewise.
2367 (Symbol_table::define_as_constant): Likewise.
2368 (Symbol_table::do_define_as_constant): Likewise.
2369 * script.h (class Symbol_assignment): Add is_defsym parameter to
2370 constructor; change all callers.
2371 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2372 parameter. Change all callers. Add is_defsym_ field.
2373 (class Parser_closure): Add parsing_defsym parameter to
2374 constructor; change all callers. Add parsing_defsym accessor
2375 function. Add parsing_defsym_ field.
2377 2009-12-28 Ian Lance Taylor <iant@google.com>
2379 * gold.cc (queue_middle_tasks): Fix formatting.
2380 * object.cc (Relobj::is_section_name_included): Likewise.
2382 2009-12-23 Ian Lance Taylor <iant@google.com>
2384 * i386.cc (Target_i386::do_calls_non_split): Recognize
2385 -fsplit-stack prologue for a function with a static chain.
2386 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2387 -fsplit-stack prologue when using %r11.
2389 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2391 * options.cc (General_options::parse_version): Make -v continue and do
2392 the link like GNU ld does.
2394 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2396 * Makefile.am (CCFILES): Add timer.cc.
2397 (HFILES): Add timer.h.
2398 * configure.ac: Check for sysconf and times.
2399 * main.cc: include timer.h.
2400 (main): Use Timer instead of get_run_time.
2403 * workqueue.cc: include timer.h.
2404 (Workqueue::find_and_run_task):
2405 Report user, sys and wall time.
2406 * Makefile.in: Regenerate.
2407 * config.in: Regenerate.
2408 * configure: Regenerate.
2410 2009-12-16 Doug Kwan <dougkwan@google.com>
2412 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2414 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2415 relaxed input sections.
2416 * output.cc (Output_section::find_relaxed_input_section): Change
2417 return type to Output_relaxed_input_section pointer. Adjust code
2418 for new type of relaxed_input_section_map_.
2419 * output.h (Output_section::find_relaxed_input_section): Change
2420 return type to Output_relaxed_input_section pointer.
2421 (Output_section::Output_relaxed_input_section_by_input_section_map):
2423 (Output_section::relaxed_input_section_map_): Change type to
2424 Output_section::Output_relaxed_input_section_by_input_section_map.
2425 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2428 2009-12-15 Ian Lance Taylor <iant@google.com>
2430 * layout.cc (Layout::create_shstrtab): Only write out after input
2431 sections if we are compressing debug sections.
2433 2009-12-15 Ian Lance Taylor <iant@google.com>
2435 * archive.cc (Archive::add_symbols): Only look up a symbol without
2436 a version if there is, in fact, a version.
2438 2009-12-14 Ian Lance Taylor <iant@google.com>
2440 Revert -Wshadow changes, all changes from:
2441 2009-12-11 Doug Kwan <dougkwan@google.com>
2442 2009-12-11 Nick Clifton <nickc@redhat.com>
2443 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2445 2009-12-11 Doug Kwan <dougkwan@google.com>
2447 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2449 * attributes.cc (Object_attribute::size): Ditto.
2450 (Attributes_section_data::size): Ditto.
2451 (Attributes_section_data::Attributes_section_data): Ditto.
2452 (Output_attributes_section_data::do_write): Ditto.
2453 * attributes.h (Object_attribute::set_type): Ditto.
2454 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2456 2009-12-11 Nick Clifton <nickc@redhat.com>
2458 * archive.cc: Fix shadowed variable warnings.
2460 * compressed_output.cc: Likewise.
2461 * compressed_output.h: Likewise.
2462 * configure: Likewise.
2463 * dwarf_reader.cc: Likewise.
2464 * dynobj.cc: Likewise.
2465 * dynobj.h: Likewise.
2466 * ehframe.cc: Likewise.
2467 * ehframe.h: Likewise.
2468 * errors.cc: Likewise.
2469 * expression.cc: Likewise.
2470 * fileread.cc: Likewise.
2471 * fileread.h: Likewise.
2472 * freebsd.h: Likewise.
2473 * i386.cc: Likewise.
2475 * incremental.h: Likewise.
2476 * layout.cc: Likewise.
2477 * layout.h: Likewise.
2478 * mapfile.cc: Likewise.
2479 * merge.cc: Likewise.
2480 * merge.h: Likewise.
2481 * object.cc: Likewise.
2482 * object.h: Likewise.
2483 * options.h: Likewise.
2484 * output.cc: Likewise.
2485 * output.h: Likewise.
2486 * parameters.cc: Likewise.
2487 * plugin.cc: Likewise.
2488 * powerpc.cc: Likewise.
2489 * reduced_debug_output.cc: Likewise.
2490 * reduced_debug_output.h: Likewise.
2491 * reloc.cc: Likewise.
2492 * reloc.h: Likewise.
2493 * resolve.cc: Likewise.
2494 * script-sections.cc: Likewise.
2495 * script.cc: Likewise.
2496 * script.h: Likewise.
2497 * sparc.cc: Likewise.
2498 * symtab.cc: Likewise.
2499 * symtab.h: Likewise.
2500 * target-select.cc: Likewise.
2501 * target-select.h: Likewise.
2502 * token.h: Likewise.
2503 * workqueue.cc: Likewise.
2504 * workqueue.h: Likewise.
2505 * x86_64.cc: Likewise.
2507 2009-12-10 Doug Kwan <dougkwan@google.com>
2509 * arm.cc (attributes.h): New include.
2510 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2511 (Arm_relobj::~Arm_relobj): Delete object pointed by
2512 attributes_section_data_.
2513 (Arm_relobj::attributes_section_data): New method definition.
2514 (Arm_relobj::attributes_section_data_): New data member declaration.
2515 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2516 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2517 attributes_section_data_.
2518 (Arm_dynobj::attributes_section_data): New method definition.
2519 (Arm_dynobj::attributes_section_data_): New data member declaration.
2520 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2521 initialization value of may_use_blx_ to false.
2522 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2523 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2524 object attributes to compute results instead of hard-coding.
2525 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2526 Target_arm::get_secondary_compatible_arch,
2527 Target_arm::set_secondary_compatible_arch
2528 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2529 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2530 New method declarations.
2531 (Target_arm::get_aeabi_object_attribute): New method definition.
2532 (Target_arm::attributes_section_data_): New data member declaration.
2533 (read_arm_attributes_section): New template definition.
2534 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2535 (Arm_dynobj::do_read_symbols): Ditto.
2536 (Target_arm::do_finalize_sections): Merge attributes sections from
2537 input. Check for BLX use after attributes section merging.
2538 Fix __exidx_start and __exidx_end visibility. Create an
2539 .ARM.attributes section if necessary.
2540 (Target_arm::get_secondary_compatible_arch,
2541 Target_arm::set_secondary_compatible_arch,
2542 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2543 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2544 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2545 New method definitions.
2547 2009-12-09 Ian Lance Taylor <iant@google.com>
2549 * plugin.cc (Plugin::load): Don't cast from void* to a function
2552 2009-12-09 Ian Lance Taylor <iant@google.com>
2554 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2557 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2559 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2560 Replace two_file_shared_1.so with two_file_shared_2.so.
2561 * testsuite/Makefile.in: Regenerated.
2563 2009-12-08 Doug Kwan <dougkwan@google.com>
2565 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2566 (HFILES): Add attributes.h and int_encoding.h.
2567 * Makefile.in: Regenerate.
2568 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2569 function definitions to int_encoding.cc
2570 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2571 prototypes to int_encoding.h
2572 * reduced_debug_output.cc (int_encoding.h): New include.
2573 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2574 function definitions to int_encoding.cc
2575 (insert_into_vector, read_from_pointer): Move template definitions to
2577 * attributes.cc: New file.
2578 * attributes.h: New file.
2579 * int_encoding.cc: New file.
2580 * int_encoding.h: New file.
2582 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2585 * incremental-dump.cc (dump_incremental_inputs): New.
2586 (main): Use dump_incremental_inputs.
2588 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2591 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2592 checking elfcpp::STT_FUNC.
2593 (Target_i386::Relocate::relocate): Likewise.
2594 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2596 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2597 symbols from shared libraries into normal FUNC symbols.
2599 * symtab.h (Symbol): Add is_func and use it.
2601 2009-12-05 Doug Kwan <dougkwan@google.com>
2603 * arm.cc (Target_arm::arm_info): Initialize new fields
2604 attributes_section and attributes_vendor.
2605 * i386.cc (Target_i386::i386_info): Same.
2606 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2607 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2608 fields attributes_section and attributes_vendor.
2609 * sparc.cc (Target_sparc::sparc_info): Same.
2610 * target.h (Target::attributes_section, Target::attributes_vendor,
2611 Target::is_attributes_section, Target::attribute_arg_type,
2612 Target::attributes_order): New method definitions.
2613 (Target::Target_info::attributes_section,
2614 Target::Target_info::attributes_vendor): New fields.
2615 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2616 virtual method definitions.
2617 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2618 attributes_section and attributes_vendor.
2619 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2621 2009-12-05 Doug Kwan <dougkwan@google.com>
2623 * arm.cc: Update comments about interworking and stub generation.
2624 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2625 considered as non-PIC.
2626 (Arm_relocate_functions::base_abs): Fix formatting.
2627 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2628 of function to use GOT entry address instead of offset.
2629 (Target_arm::Scan::global): Issue an error if a symbol would need a
2630 PLT does not get one because it is untyped. Remove code to create
2631 dynamic symbols for relative branches.
2632 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2633 takes unsigned integer instead of boolean.
2635 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2637 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2638 (two_file_test_LDADD): Likewise.
2639 (common_test_1_LDADD): Likewise.
2640 (exception_test_LDADD) Likewise.
2641 (weak_test_LDADD): Likewise.
2642 (many_sections_test_LDADD): Likewise.
2643 (initpri1_LDADD): Likewise.
2644 (script_test_1_LDADD): Likewise.
2645 (script_test_2_LDADD): Likewise.
2646 (justsyms_LDADD): Likewise.
2647 (binary_test_LDADD): Likewise.
2648 (large_LDADD): Likewise.
2649 * testsuite/Makefile.in: Regenerated.
2651 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2653 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2654 (Symbol_table::override_with_special): Likewise.
2655 (Symbol_table::add_from_object): Likewise.
2657 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2659 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2660 Don't set the data_offset twice.
2662 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2664 * testsuite/Makefile.in: Regenerate.
2666 2009-12-03 Doug Kwan <dougkwan@google.com>
2668 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2669 (Target_arm::do_finalize_sections): Add parameter for symbol table
2670 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2671 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2672 parameter for symbol table pointer.
2673 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2674 an additional parameter for a pointer to symbol table.
2675 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2676 parameter for a symbol table pointer.
2677 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2678 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2680 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2681 parameter for a symbol table pointer.
2683 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2685 * incremental.cc (Incremental_inputs_header)
2686 (Incremental_inputs_header_write, Incremental_inputs_entry)
2687 (Incremental_inputs_entry_write): Move ...
2688 * incremental.h (Incremental_inputs_header)
2689 (Incremental_inputs_header_write, Incremental_inputs_entry)
2690 (Incremental_inputs_entry_write): here.
2692 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2694 * incremental.cc (make_sized_incremental_binary): Set the target.
2695 Error if it is incompatible.
2696 * output.h (Output_file): Add filename method.
2698 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2700 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2701 from the get_* methods.
2703 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2705 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2706 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2707 Write 0 for the data_offset of scripts.
2709 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2711 * testsuite/Makefile.am: Add the incremental_test.sh test.
2712 * testsuite/incremental_test.sh: New.
2713 * testsuite/incremental_test_1.c: New.
2714 * testsuite/incremental_test_2.c: New.
2716 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2718 * incremental-dump.cc (main): Fix typos.
2720 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2723 * incremental-dump.cc (main): Use llu to print 64 bit values.
2725 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2726 H.J. Lu <hongjiu.lu@intel.com>
2728 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2730 (incremental_dump_LDADD): Likewise.
2731 * Makefile.in: Regenerated.
2733 2009-11-25 Doug Kwan <dougkwan@google.com>
2737 2009-11-25 Doug Kwan <dougkwan@google.com>
2739 * arm.cc (Target_arm::Target_arm): Move method definition
2740 outside of class definition. Add code to handle
2741 --target1-rel, --target1-abs and --target2= options.
2742 (Target_arm::get_reloc_reloc_type): Change method to be
2743 non-static and const.
2744 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2745 New data member declaration.
2746 (Target_arm::Scan::local, Target_arm::Scan::global,
2747 Target_arm::Relocate::relocate,
2748 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2749 Adjust call to Target_arm::get_real_reloc_type.
2750 (Target_arm::get_real_reloc_type): Use command line options
2751 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2752 * options.h (--target1-rel, --target1-abs, --target2): New
2755 2009-11-25 Doug Kwan <dougkwan@google.com>
2757 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2758 class definition. Add code to handle --target1-rel, --target1-abs
2759 and --target2= options.
2760 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2762 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2764 (Target_arm::Scan::local, Target_arm::Scan::global,
2765 Target_arm::Relocate::relocate,
2766 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2767 call to Target_arm::get_real_reloc_type.
2768 (Target_arm::get_real_reloc_type): Use command line options to
2769 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2770 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2773 2009-11-25 Doug Kwan <dougkwan@google.com>
2775 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2776 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2777 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2779 (Arm_relocate_functions::thm_call): Replace body with a call to
2780 Arm_relocate_functions::thumb_branch_common.
2781 (Arm_relocate_functions::thm_jump24,
2782 Arm_relocate_functions::thm_xpc22): New method definitions.
2783 (Arm_relocate_functions::thumb_branch_common): New method definition.
2784 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2786 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2787 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2789 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2791 * Makefile.am: Build incremental-dump
2792 * Makefile.in: Regenerate.
2793 * incremental-dump.cc: New.
2794 * incremental.cc (Incremental_inputs_header_data,
2795 Incremental_inputs_entry_data): Move to incremental.h
2796 * incremental.h: (Incremental_inputs_header_data,
2797 Incremental_inputs_entry_data): Move from incremental.cc
2799 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2801 * incremental.cc (Incremental_inputs_header,
2802 Incremental_inputs_header_write, Incremental_inputs_entry,
2803 Incremental_inputs_entry_write): Add a typedef with the data type.
2805 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2807 * incremental.cc (Incremental_inputs_header,
2808 Incremental_inputs_header_write, Incremental_inputs_entry,
2809 Incremental_inputs_entry_write): Update comment about which
2810 type has the filed descriptions.
2812 2009-11-15 Doug Kwan <dougkwan@google.com>
2814 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2815 (Arm_relocate_functions::arm_branch_common): Change method defintion
2816 in class definition to a method declaration and update list of formal
2818 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2819 Arm_relocation_functions::jump24): Adjust call to
2820 Arm_relocate_functions::arm_branch_common. Update list of formal
2822 (Arm_relocate_functions::xpc25): New method definition.
2823 (Arm_relocate_functions::arm_branch_common): Move method defintion
2824 out from class definition. Use stubs for mode-switching and extending
2826 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2827 specially. Change code to enable use of stubs in ARM branches.
2829 2009-11-10 Doug Kwan <dougkwan@google.com>
2831 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2832 in method declaration.
2833 (Target_arm::relocate_stub): New method declaration.
2834 (Target_arm::default_target): Change to return a pointer instead of
2836 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2837 Target_arm::default_target.
2838 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2840 (Target_arm::relocate_section): Adjust view.
2841 (Target_arm::relocate_stub): New method definition.
2843 2009-11-10 Doug Kwan <dougkwan@google.com>
2845 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2847 * incremental.cc (open_incremental_binary): Initialized local
2848 variables to avoid warnings.
2849 * object.cc (make_elf_object): Ditto.
2850 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2853 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2856 * testsuite/plugin_test.c: Include "config.h".
2858 2009-11-09 Doug Kwan <dougkwan@google.com>
2860 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2861 (arm_symbol_value): Remove.
2862 (Arm_relocate_functions::arm_branch_common,
2863 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2864 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2865 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2866 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2867 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2868 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2869 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2870 Arm_relocate_functions::thm_mobw_abs_nc,
2871 Arm_relocate_functions::thm_mov_abs,
2872 Arm_relocate_functions::movw_prel_nc,
2873 Arm_relocate_functions::thm_movt_abs,
2874 Arm_relocate_functions::movt_prel,
2875 Arm_relocate_functions::thm_movw_prel_nc,
2876 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2877 (Target_arm::Relocate::relocate): Only decompose address into two
2878 parts if relocation type uses the thumb-bit and pass the actual
2879 bit instead of a flag indicating that the thumb-bit is used. Adjust
2880 calls to methods in Arm_relocate_functions for this change.
2882 2009-11-08 Ian Lance Taylor <iant@google.com>
2885 * reloc.cc: Instantiate
2886 Sized_relobj::initialize_input_to_output_maps and
2887 Sized_relobj:free_input_to_output_maps.
2889 2009-11-06 Ian Lance Taylor <iant@google.com>
2892 * defstd.cc (in_segment): Set only_if_ref true for "end".
2894 2009-11-06 Doug Kwan <dougkwan@google.com>
2896 * arm.cc (class Reloc_stub): Correct a comment.
2897 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2898 (Target_arm::scan_section_for_stubs): New method declaration.
2899 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2900 Change methods from private to protected.
2901 (Target_arm::do_may_relax): New method definition.
2902 (Target_arm::do_relax, Target_arm::group_sections,
2903 Target_arm::scan_reloc_for_stub,
2904 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2905 (Target_arm::arm_input_section_map_): New data member declaration.
2906 (Target_arm::scan_reloc_for_stub,
2907 Target_arm::scan_reloc_section_for_stubs,
2908 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2909 Target_arm::do_relax): New method definitions.
2911 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2913 * configure.ac: Check for (struct stat)::st_mtim
2914 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2915 * config.in: Regenerate.
2916 * configure: Regenerate.
2918 2009-11-05 Ian Lance Taylor <iant@google.com>
2921 * output.cc (Output_segment::add_output_section): Add missing
2924 2009-11-04 Ian Lance Taylor <iant@google.com>
2927 * object.h (class Object): Add is_needed and set_is_needed
2928 methods. Add is_needed_ field. Make bool fields into bitfields.
2929 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2930 defined in a dynamic object and referenced by a regular object,
2931 set is_needed for the dynamic object.
2932 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2933 if the file is marked with as_needed and it is not needed.
2935 2009-11-04 Ian Lance Taylor <iant@google.com>
2938 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2939 tags if data is discarded by linker script.
2940 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2941 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2942 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2943 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2945 2009-11-04 Ian Lance Taylor <iant@google.com>
2947 * layout.cc (Layout::get_output_section): Add is_interp and
2948 is_dynamic_linker_section parameters. Change all callers.
2949 (Layout::choose_output_section): Likewise.
2950 (Layout::make_output_section): Likewise.
2951 (Layout::add_output_section_data): Add is_dynamic_linker_section
2952 parameter. Change all callers.
2953 * layout.h (class Layout): Update declarations.
2954 * output.h (class Output_section): Add is_interp, set_is_interp,
2955 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2956 Add is_interp_, is_dynamic_linker_section_ fields. Change
2957 generate_code_fills_at_write_ to a bitfield.
2958 * output.cc (Output_section::Output_sections): Initialize new
2960 (Output_segment::add_output_section): Add do_sort parameter.
2963 2009-11-03 Ian Lance Taylor <iant@google.com>
2966 * options.h (class General_options): Add --warn-common.
2967 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2968 merging two common symbols.
2969 (Symbol_table::should_override): Handle --warn-common when merging
2970 a common symbol with a defined symbol. Use report_resolve_problem
2971 for multiple definitions.
2972 (Symbol_table::report_resolve_problem): New function.
2973 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2975 2009-11-03 Doug Kwan <dougkwan@google.com>
2977 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2979 (Target_arm::stub_factory): New method definition.
2980 (Target_arm::new_arm_input_section,
2981 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2982 Target_arm::reloc_uses_thumb_bit): New method declarations.
2983 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2984 New type definitions.
2985 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2986 member declarations.
2987 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2988 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2989 New method definitions.
2991 2009-11-03 Ian Lance Taylor <iant@google.com>
2993 * options.h (class General_options): Add --warn_constructors.
2995 2009-11-03 Ian Lance Taylor <iant@google.com>
2998 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2999 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3001 2009-11-03 Ian Lance Taylor <iant@google.com>
3004 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3005 --msgid-bugs-address.
3006 (install-pdf): New target.
3007 (install-data_yes): Look up one directory to find mkinstalldirs.
3009 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3011 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3014 2009-10-30 Doug Kwan <dougkwan@google.com>
3016 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3018 2009-10-30 Doug Kwan <dougkwan@google.com>
3020 * arm.cc (Stub_addend_reader): New struct template definition
3021 and partial specializations.
3022 (Stub_addend_reader::operator()): New method definition for a
3023 partially specialized template.
3025 2009-10-30 Doug Kwan <dougkwan@google.com>
3027 * arm.cc (Arm_relobj::processor_specific_flags): New method
3029 (Arm_relobj::do_read_symbols): New method declaration.
3030 (Arm_relobj::processor_specific_flags_): New data member declaration.
3031 (Arm_dynobj): New class definition.
3032 (Target_arm::do_finalize_sections): Add input_objects parameter.
3033 (Target_arm::do_adjust_elf_header): New method declaration.
3034 (Target_arm::are_eabi_versions_compatible,
3035 (Target_arm::merge_processor_specific_flags): New method declaration.
3036 (Target_arm::do_make_elf_object): New overloaded method definitions
3038 (Arm_relobj::do_read_symbols): New method definition.
3039 (Arm_dynobj::do_read_symbols): Ditto.
3040 (Target_arm::do_finalize_sections): Add input_objects parameters.
3041 Merge processor-specific flags from all input objects.
3042 (Target_arm::are_eabi_versions_compatible,
3043 Target_arm::merge_processor_specific_flags,
3044 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3045 New method definitions.
3046 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3047 Input_objects pointer type parameter.
3048 * layout.cc (Layout::finalize): Pass input objects to target's.
3049 finalize_sections function.
3050 * output.cc (Output_file_header::do_sized_write): Set ELF file
3051 header's processor-specific flags.
3052 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3053 Input_objects pointer type parameter.
3054 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3055 * target.h (Input_objects): New forward class declaration.
3056 (Target::processor_specific_flags,
3057 Target::are_processor_specific_flags_sect): New method definitions.
3058 (Target::finalize_sections): Add input_objects parameter.
3059 (Target::Target): Initialize processor_specific_flags_ and
3060 are_processor_specific_flags_set_.
3061 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3063 (Target::set_processor_specific_flags): New method definition.
3064 (Target::processor_specific_flags_,
3065 Target::are_processor_specific_flags_set_): New data member
3067 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3068 Input_objects pointer type parameter.
3070 2009-10-30 Doug Kwan <dougkwan@google.com>
3072 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3074 2009-10-28 Ian Lance Taylor <iant@google.com>
3076 * object.h (class Relobj): Drop options parameter from
3077 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3078 do_scan_relocs, do_relocate. Change all callers.
3079 (class Sized_relobj): Drop options parameters from
3080 do_gc_process_relocs, do_scan_relocs, do_relocate,
3081 do_relocate_sections, relocate_sections, emit_relocs_scan,
3082 emit_relocs_scan_reltype. Change all callers.
3083 (struct Relocate_info): Remove options field and all references to
3085 * reloc.h (class Read_relocs): Remove options constructor
3086 parameter and options_ field. Change all callers.
3087 (class Gc_process_relocs, class Scan_relocs): Likewise.
3088 (class Relocate_task): Likewise.
3089 * target-reloc.h (scan_relocs): Remove options parameter. Change
3091 (scan_relocatable_relocs): Likewise.
3092 * target.h (class Sized_target): Remove options parameter from
3093 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3095 * gc.h (gc_process_relocs): Remove options parameter. Change all
3097 * arm.cc: Update functions to remove options parameters.
3098 * i386.cc: Likewise.
3099 * powerpc.cc: Likewise.
3100 * sparc.cc: Likewise.
3101 * x86_64.cc: Likewise.
3102 * testsuite/testfile.cc: Likewise.
3104 2009-10-28 Doug Kwan <dougkwan@google.com>
3106 * arm.cc (Arm_relobj): New class definition.
3107 (Arm_relobj::scan_sections_for_stubs,
3108 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3109 New method definitions.
3111 2009-10-28 Cary Coutant <ccoutant@google.com>
3113 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3114 (Plugin::cleanup_done_): New member.
3115 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3116 (Plugin_manager::cleanup_done_): Remove.
3117 (Plugin_manager::add_input_file): Edit error message.
3118 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3119 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3121 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3123 * fileread.cc: (File_read::View::~View): Use the new
3124 data_ownership_ filed.
3125 (File_read::~File_read): Dispose the new whole_file_view_.
3126 (File_read::open): Mmap the whole file if needed.
3127 (File_read::open): Use whole_file_view_ instead of contents_.
3128 (File_read::find_view): Use whole_file_view_ if applicable.
3129 (File_read::do_read): Use whole_file_view_ instead of contents_.
3130 (File_read::make_view): Use whole_file_view_ instead of contents_,
3131 update File_read::View::View call.
3132 (File_read::find_or_make_view): Update File_read::View::View
3134 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3136 (File_read::View::Data_ownership): New enum.
3137 (File_read::View::View): Replace bool mapped_ with Data_ownership
3139 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3140 (File_read::View::data_ownership_): New field.
3141 (File_read::contents_): Remove (replaced by whole_file_view_).
3142 (File_read::whole_file_view_): New field.
3143 * options.h (class General_options): Add --keep-files-mapped.
3145 2009-10-27 Cary Coutant <ccoutant@google.com>
3147 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3148 * testsuite/Makefile.am (plugin_test_5): New test case.
3149 * testsuite/Makefile.in: Regenerate.
3151 2009-10-25 Doug Kwan <dougkwan@google.com>
3153 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3154 from private to protected to allow access by child class.
3155 (Sized_relobj::do_relocate_sections): New method declaration.
3156 (Sized_relobj::relocate_sections): Virtualize.
3157 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3158 Sized_relobj::relocate_sections. Instantiate template explicitly
3159 for different target sizes and endianity.
3161 2009-10-24 Doug Kwan <dougkwan@google.com>
3163 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3164 (Arm_input_section::as_arm_input_section): New method.
3165 (Arm_output_section): New class definition.
3166 (Arm_output_section::create_stub_group,
3167 Arm_output_section::group_sections): New method definitions.
3169 2009-10-22 Doug Kwan <dougkwan@google.com>
3171 * arm.cc (Arm_input_section): New class definition.
3172 (Arm_input_section::init, Arm_input_section:do_write,
3173 Arm_input_section::set_final_data_size,
3174 Arm_input_section::do_reset_address_and_file_offset): New method
3177 2009-10-21 Doug Kwan <dougkwan@google.com>
3179 * arm.cc (Stub_table, Arm_input_section): New forward class
3181 (Stub_table): New class defintion.
3182 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3183 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3184 New method definition.
3186 2009-10-21 Doug Kwan <dougkwan@google.com>
3188 * arm.cc: Update copyright comments.
3189 (Target_arm): New forward class template declaration.
3190 (Arm_address): New type.
3191 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3192 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3193 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3195 (Insn_template): Same.
3196 (DEF_STUBS): New macro.
3197 (Stub_type): New enum type.
3198 (Stub_template): New class definition.
3201 (Stub_factory): Same.
3202 (Target_arm::Target_arm): Initialize may_use_blx_ and
3203 should_force_pic_veneer_.
3204 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3205 Target_arm::should_force_pic_veneer,
3206 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3207 Target_arm::using_thumb_only, Target_arm:;default_target): New
3209 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3210 New data member declarations.
3211 (Insn_template::size, Insn_template::alignment): New method defintions.
3212 (Stub_template::Stub_template): New method definition.
3213 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3214 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3215 (Stub_factory::Stub_factory): New method definition.
3216 * gold.h (string_hash): New template.
3217 * output.h (Input_section_specifier::hash_value): Use
3219 (Input_section_specifier::string_hash): Remove.
3220 * stringpool.cc (Stringpool_template::string_hash): Use
3223 2009-10-20 Doug Kwan <dougkwan@google.com>
3225 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3226 symbols of relaxed input sections.
3227 * output.h (Output_section::find_relaxed_input_section): Make
3230 2009-10-16 Doug Kwan <dougkwan@google.com>
3232 * dynobj.cc (Versions::Versions): Initialize version_script_.
3233 Only insert base version symbol definition for a shared object
3234 if version script defines any version versions.
3235 (Versions::define_base_version): New method definition.
3236 (Versions::add_def): Check that base version is not needed.
3237 (Versions::add_need): Define base version lazily.
3238 * dynobj.h (Versions::define_base_version): New method declaration.
3239 (Versions::needs_base_version_): New data member declaration.
3240 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3241 (check_DATA): Add no_version_test.stdout.
3242 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3244 * testsuite/Makefile.in: Regenerate.
3245 * testsuite/no_version_test.c: New file.
3246 * testsuite/no_version_test.sh: Ditto.
3248 2009-10-16 Doug Kwan <dougkwan@google.com>
3250 * expression.cc (class Segment_start_expression): New class definition.
3251 (Segment_start_expression::value): New method definition.
3252 (script_exp_function_segment_start): Return a new
3253 Segment_start_expression.
3254 * gold/script-c.h (script_saw_segment_start_expression): New function
3256 * script-sections.cc (Script_sections::Script_sections): Initialize
3257 SAW_SEGMENT_START_EXPRESSION_ to false.
3258 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3259 and -Tbbs options to specify section addresses if given in
3260 command line and no SEGMENT_START expression is seen in a script.
3261 * script-sections.h (Script_sections::saw_segment_start_expression,
3262 Script_sections::set_saw_segment_start_expression): New method
3264 (Script_sections::saw_segment_start_expression_): New data member
3266 * script.cc (script_saw_segment_start_expression): New function.
3267 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3268 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3269 script_test_7.sh and script_test_8.sh.
3270 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3271 script_test_8.stdout.
3272 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3273 (script_test_6, script_test_6.stdout, script_test_7,
3274 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3275 * Makefile.in: Regenerate.
3276 * testsuite/script_test_6.sh: New file.
3277 * testsuite/script_test_6.t: Same.
3278 * testsuite/script_test_7.sh: Same.
3279 * testsuite/script_test_7.t: Same.
3280 * testsuite/script_test_8.sh: Same.
3282 2009-10-16 Doug Kwan <dougkwan@google.com>
3284 * output.cc (Output_segment::set_section_list_address): Cast
3285 expressions to unsigned long long type to avoid format warnings.
3287 2009-10-15 Ian Lance Taylor <iant@google.com>
3289 * script.cc (Script_options::add_symbol_assignment): Always add a
3290 dot assignment to script_sections_.
3291 * script-sections.cc (Script_sections::add_dot_assignment):
3292 Initialize if necessary.
3294 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3295 program headers with no load segment if there is a linker script.
3297 * layout.cc (Layout::set_segment_offsets): Align the file offset
3298 to the segment aligment for -N or -n with no load segment.
3299 * output.cc (Output_segment::add_output_section): Don't crash if
3300 the first section is a TLS section.
3301 (Output_segment::set_section_list_addresses): Print an error
3302 message if the address moves backward in a linker script.
3303 * script-sections.cc
3304 (Output_section_element_input::set_section_addresses): Don't
3305 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3306 (Orphan_output_section::set_section_addresses): Likewise.
3308 2009-10-15 Doug Kwan <dougkwan@google.com>
3310 * layout.cc (Layout::finish_dynamic_section): Generate tags
3311 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3312 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3313 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3315 2009-10-14 Ian Lance Taylor <iant@google.com>
3317 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3319 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3320 data_shdr fields of relinfo.
3321 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3322 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3323 R_386_TLS_LDO_32, adjust based on section flags.
3324 (Target_i386::Relocate::fix_up_ldo): Remove.
3326 2009-10-13 Ian Lance Taylor <iant@google.com>
3328 Add support for -pie.
3329 * options.h (class General_options): Add -pie and
3331 (General_options::output_is_position_independent): Test -pie.
3332 (General_options::output_is_executable): Return true if not shared
3333 and not relocatable.
3334 (General_options::output_is_pie): Remove.
3335 * options.cc (General_options::finalize): Reject incompatible uses
3337 * gold.cc (queue_middle_tasks): A -pie link is not static.
3338 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3339 * symtab.cc (Symbol::final_value_is_known): Return false if
3340 output_is_position_independent.
3341 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3342 output_is_position_independent.
3343 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3344 output_is_position_independent.
3345 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3346 output_is_position_independent.
3347 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3349 (basic_pie_test.o, basic_pie_test): New targets.
3350 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3351 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3352 (two_file_pie_test): New target.
3353 * testsuite/Makefile.in: Rebuild.
3354 * README: Remove note saying that -pie is not supported.
3356 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3358 * options.h (class General_options): Add -init and -fini.
3359 * layout.cc (Layout::finish_dynamic_section): Emit
3360 given init and fini functions.
3362 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3364 * gc.h (gc_process_relocs): Check if icf is enabled using new
3366 * gold.cc (queue_initial_tasks): Likewise.
3367 (queue_middle_tasks): Likewise.
3368 * object.cc (do_layout): Likewise.
3369 * symtab.cc (is_section_folded): Likewise.
3370 * main.cc (main): Likewise.
3371 * reloc.cc (Read_relocs::run): Likewise.
3372 (Sized_relobj::do_scan_relocs): Likewise.
3373 * icf.cc (is_function_ctor_or_dtor): New function.
3374 (Icf::find_identical_sections): Check if function is ctor or dtor when
3376 * options.h (General_options::icf): Change option to be an enum.
3377 (Icf_status): New enum.
3378 (icf_enabled): New method.
3379 (icf_safe_folding): New method.
3380 (set_icf_status): New method.
3381 (icf_status_): New variable.
3382 * (options.cc) (General_options::finalize): Set icf_status_.
3383 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3384 icf_test and icf_keep_unique_test to use the --icf enum flag.
3385 * testsuite/icf_safe_test.sh: New file.
3386 * testsuite/icf_safe_test.cc: New file.
3388 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3390 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3391 includes to gc.h and icf.h.
3392 * arm.cc: Include gc.h.
3393 * gold.cc: Likewise.
3394 * i386.cc: Likewise.
3395 * powerpc.cc: Likewise.
3396 * sparc.cc: Likewise.
3397 * x86_64.cc: Likewise.
3398 * gc.h: Include icf.h.
3400 2009-10-11 Ian Lance Taylor <iant@google.com>
3402 * plugin.cc: Include "gold.h" before other header files.
3404 2009-10-10 Chris Demetriou <cgd@google.com>
3406 * options.h (Input_file_argument::Input_file_type): New enum.
3407 (Input_file_argument::is_lib_): Replace with...
3408 (Input_file_argument::type_): New member.
3409 (Input_file_argument::Input_file_argument): Take Input_file_type
3410 'type' rather than boolean 'is_lib' as second argument.
3411 (Input_file_argument::is_lib): Use type_.
3412 (Input_file_argument::is_searched_file): New function.
3413 (Input_file_argument::may_need_search): Handle is_searched_file.
3414 * options.cc (General_options::parse_library): Support -l:filename.
3415 (General_options::parse_just_symbols): Update for Input_file_argument
3417 (Command_line::process): Likewise.
3418 * archive.cc (Archive::get_file_and_offset): Likewise.
3419 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3420 * script.cc (read_script_file, script_add_file): Likewise.
3421 * fileread.cc (Input_file::Input_file): Likewise.
3422 (Input_file::will_search_for): Handle is_searched_file.
3423 (Input_file::open): Likewise.
3424 * readsyms.cc (Read_symbols::get_name): Likewise.
3425 * testsuite/Makefile.am (searched_file_test): New test.
3426 * testsuite/Makefile.in: Regenerate.
3427 * testsuite/searched_file_test.cc: New file.
3428 * testsuite/searched_file_test_lib.cc: New file.
3430 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3431 Ian Lance Taylor <iant@google.com>
3433 * descriptor.cc: Include <cstdio> and "binary-io.h".
3434 (Descriptors::open): Open the files in binary mode always.
3435 * script.cc (Lex::get_token): Treat \r as whitespace.
3437 2009-10-09 Ian Lance Taylor <iant@google.com>
3439 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3441 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3442 Ian Lance Taylor <iant@google.com>
3444 * configure.ac: Check for readv function also.
3445 * fileread.cc (readv): Define if not HAVE_READV.
3446 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3448 * config.in: Regenerate.
3449 * configure: Regenerate.
3451 2009-10-09 Doug Kwan <dougkwan@google.com>
3453 * layout.cc (Layout::make_output_section): Call target hook to make
3454 ordinary output section.
3455 (Layout::finalize): Adjust parameter list of call the
3456 Target::may_relax().
3457 * layout.h (class Layout::section_list): New method.
3458 * merge.h (Output_merge_base::entsize): Change visibility to public.
3459 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3461 (Output_merge_string::do_is_string): New method.
3462 * object.cc (Sized_relobj::do_setup): renamed from
3463 Sized_relobj::set_up.
3464 * object.h (Sized_relobj::adjust_shndx,
3465 Sized_relobj::initializ_input_to_output_maps,
3466 Sized_relobj::free_input_to_output_maps): Change visibilities to
3468 (Sized_relobj::setup): Virtualize.
3469 (Sized_relobj::do_setup): New method declaration.
3470 (Sized_relobj::invalidate_section_offset,
3471 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3472 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3473 * options.cc (parse_int): New function.
3474 * options.h (parse_int): New declaration.
3475 (DEFINE_int): New macro.
3476 (stub_group_size): New option.
3477 * output.cc (Output_section::Output_section): Initialize memebers
3478 merge_section_map_, merge_section_by_properties_map_,
3479 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3480 (Output_section::add_input_section): Handled deferred code-fill
3481 generation and remove an old comment.
3482 (Output_section::add_relaxed_input_section): New method definition.
3483 (Output_section::add_merge_input_section): Use merge section by
3484 properties map to speed to search. Update merge section maps
3486 (Output_section::build_relaxation_map): New method definition.
3487 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3489 (Output_section::relax_input_section): Renamed to
3490 Output_section::convert_input_sections_to_relaxed_sections and change
3491 interface to take a vector of pointers to relaxed sections.
3492 (Output_section::find_merge_section,
3493 Output_section::find_relaxed_input_section): New method definitions.
3494 (Output_section::is_input_address_mapped,
3495 Output_section::output_offset, Output_section::output_address):
3496 Use output section data maps to speed up searching.
3497 (Output_section::find_starting_output_address): Add comments.
3498 (Output_section::do_write,
3499 Output_section::write_to_postprocessing_buffer): Do code-fill
3500 generation as appropriate.
3501 (Output_section::get_input_sections): Invalidate relaxed input section
3503 (Output_section::restore_states): Adjust type of checkpoint .
3504 Invalidate relaxed input section map.
3505 * output.h (Output_merge_base): New class declaration.
3506 (Input_section_specifier): New class defintion.
3507 (class Output_relaxed_input_section) Change base class to
3508 Output_section_data_build.
3509 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3510 base class initializer.
3511 (Output_section::add_relaxed_input_section): New method declaration.
3512 (Output_section::Input_section): Change visibility to protected.
3513 (Output_section::Input_section::relobj,
3514 Output_section::Input_section::shndx): Handle relaxed input sections.
3515 Output_section::input_sections) Change visibility to protected. Also
3516 define overload to return a non-const pointer.
3517 (Output_section::Merge_section_properties): New class defintion.
3518 (Output_section::Merge_section_by_properties_map,
3519 Output_section::Output_section_data_by_input_section_map,
3520 Output_section::Relaxation_map): New types.
3521 (Output_section::relax_input_section): Rename method to
3522 Output_section::convert_input_sections_to_relaxed_sections and change
3523 interface to take a vector of relaxed section pointers.
3524 (Output_section::find_merge_section,
3525 Output_section::find_relaxed_input_section,
3526 Output_section::build_relaxation_map,
3527 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3528 New method declarations.
3529 (Output_section::merge_section_map_
3530 Output_section::merge_section_by_properties_map_,
3531 Output_section::relaxed_input_section_map_,
3532 Output_section::is_relaxed_input_section_map_valid_,
3533 Output_section::generate_code_fills_at_write_): New data members.
3534 * script-sections.cc
3535 (Output_section_element_input::set_section_addresses): Call
3536 current_data_size and addralign methods of relaxed input sections.
3537 (Orphan_output_section::set_section_addresses): Call current_data_size
3538 and addralign methods of relaxed input sections.
3539 * symtab.cc (Symbol_table::compute_final_value): Extract template
3540 from the body of Symbol_table::sized_finalize_symbol.
3541 (Symbol_table::sized_finalized_symbol): Call
3542 Symbol_table::compute_final_value.
3543 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3544 (Symbol_table::compute_final_value): New templated method declaration.
3545 * target.cc (Target::do_make_output_section): New method defintion.
3546 * target.h (Target::make_output_section): New method declaration.
3547 (Target::relax): Add more parameters for input objects, symbol table
3548 and layout. Adjust call to do_relax.
3549 (Target::do_make_output_section): New method declaration.
3550 (Target::do_relax): Add parameters for input objects, symbol table
3553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3555 * pread.c: Include stdio.h.
3557 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3559 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3562 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3565 Change read_shndx type to unsigned int.
3566 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3568 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3569 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3570 Change read_shndx type to unsigned int.
3571 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3573 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3574 * layout.cc (Layout::create_symtab_sections): Cast the result of
3575 local_symcount * symsize to off_t in the gold_assert.
3577 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3579 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3580 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3582 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3583 (Arm_relocate_functions::thm_abs5): New function.
3584 (Arm_relocate_functions::abs12): New function.
3585 (Arm_relocate_functions::abs16): New function.
3586 (Arm_relocate_functions::base_abs): New function.
3587 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3588 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3589 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3591 (Scan::global): Likewise.
3592 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3593 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3594 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3595 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3598 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3600 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3601 (Arm_relocate_functions::movt_prel): New function.
3602 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3603 (Arm_relocate_functions::thm_movt_prel): New function.
3604 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3605 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3606 (Scan::global, Relocate::relocate): Likewise.
3607 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3609 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3611 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3612 Incremental_checker.
3613 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3615 (class Incremental_inputs_header): New class.
3616 (Incremental_inputs_header_writer): Edit comment.
3617 (Incremental_inputs_entry): New class.
3618 (Incremental_inputs_entry_writer): Edit comment.
3619 (Sized_incremental_binary::do_find_incremental_inputs_section):
3620 Add *strtab_shndx parameter, fill it.
3621 (Sized_incremental_binary::do_check_inputs): New method.
3622 (Incremental_checker::can_incrementally_link_output_file): Use
3623 Sized_incremental_binary::check_inputs.
3624 (Incremental_inputs::report_command_line): Save command line in
3627 (Incremental_binary::find_incremental_inputs_section): New
3629 (Incremental_binary::do_find_incremental_inputs_section): Add
3630 strtab_shndx parameter.
3631 (Incremental_binary::do_check_inputs): New pure virtual method.
3632 (Sized_incremental_binary::do_check_inputs): Declare.
3633 (Incremental_checker::Incremental_checker): Add incremental_inputs
3634 parameter, use it to initialize incremental_inputs_.
3635 (Incremental_checker::incremental_inputs_): New field.
3636 (Incremental_checker::command_line): New method.
3637 (Incremental_checker::inputs): New method.
3638 (Incremental_checker::command_line_): New field.
3640 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3642 * incremental.cc: Include <cstdarg> and "target-select.h".
3643 (vexplain_no_incremental): New function.
3644 (explain_no_incremental): New function.
3645 (Incremental_binary::error): New method.
3646 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3648 (make_sized_incremental_binary): New function.
3649 (open_incremental_binary): New function.
3650 (can_incrementally_link_file): Add checks if output is ELF and has
3652 * incremental.h: Include "elfcpp_file.h" and "output.h".
3653 (Incremental_binary): New class.
3654 (Sized_incremental_binary): New class.
3655 (open_incremental_binary): Declare.
3656 * object.cc (is_elf_object): Use
3657 elfcpp::Elf_recognizer::is_elf_file.
3658 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3659 * output.h (Output_file::filesize): New method.
3661 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3663 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3665 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3666 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3668 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3670 (Arm_relocate_functions::movw_abs_nc): New function.
3671 (Arm_relocate_functions::movt_abs): New function.
3672 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3673 (Arm_relocate_functions::thm_movt_abs): New function.
3674 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3675 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3676 (Scan::global): Likewise.
3677 (Relocate::relocate): Likewise.
3678 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3680 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3682 * arm.cc (Arm_relocate_functions::got_prel) New function.
3683 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3684 (Relocate::relocate): Likewise.
3685 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3687 2009-10-06 Ian Lance Taylor <iant@google.com>
3689 * options.h (class General_options): Define
3690 split_stack_adjust_size parameter.
3691 * object.h (class Object): Add uses_split_stack_ and
3692 has_no_split_stack_ fields. Add uses_split_stack and
3693 has_no_split_stack accessor functions. Declare
3694 handle_split_stack_section.
3695 (class Reloc_symbol_changes): Define.
3696 (class Sized_relobj): Define Function_offsets. Declare
3697 split_stack_adjust, split_stack_adjust_reltype, and
3699 * object.cc (Object::handle_split_stack_section): New function.
3700 (Sized_relobj::do_layout): Call handle_split_stack_section.
3701 * dynobj.cc (Sized_dynobj::do_layout): Call
3702 handle_split_stack_section.
3703 * reloc.cc (Sized_relobj::relocate_sections): Call
3704 split_stack_adjust for executable sections in split_stack
3705 objects. Pass reloc_map to relocate_section.
3706 (Sized_relobj::split_stack_adjust): New function.
3707 (Sized_relobj::split_stack_adjust_reltype): New function.
3708 (Sized_relobj::find_functions): New function.
3709 * target-reloc.h: Include "object.h".
3710 (relocate_section): Add reloc_symbol_changes parameter. Change
3712 * target.h (class Target): Add calls_non_split method. Declare
3713 do_calls_non_split virtual method. Declare match_view and
3715 * target.cc: Include "elfcpp.h".
3716 (Target::do_calls_non_split): New function.
3717 (Target::match_view): New function.
3718 (Target::set_view_to_nop): New function.
3719 * gold.cc (queue_middle_tasks): Give an error if mixing
3720 split-stack and non-split-stack objects with -r.
3721 * i386.cc (Target_i386::relocate_section): Add
3722 reloc_symbol_changes parameter.
3723 (Target_i386::do_calls_non_split): New function.
3724 * x86_64.cc (Target_x86_64::relocate_section): Add
3725 reloc_symbol_changes parameter.
3726 (Target_x86_64::do_calls_non_split): New function.
3727 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3729 * powerpc.cc (Target_powerpc::relocate_section): Add
3730 reloc_symbol_changes parameter.
3731 * sparc.cc (Target_sparc::relocate_section): Add
3732 reloc_symbol_changes parameter.
3733 * configure.ac: Call AM_CONDITIONAL for the default target.
3734 * configure: Rebuild.
3735 * testsuite/Makefile.am (TEST_AS): New variable.
3736 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3737 (check_DATA): Add split_i386 and split_x86_64 files.
3738 (SPLIT_DEFSYMS): Define.
3739 (split_i386_[1234n].o): New targets.
3740 (split_i386_[124]): New targets.
3741 (split_i386_[1234r].stdout): New targets.
3742 (split_x86_64_[1234n].o): New targets.
3743 (split_x86_64_[124]): New targets.
3744 (split_x86_64_[1234r].stdout): New targets.
3745 (MOSTLYCLEANFILES): Add new executables.
3746 * testsuite/split_i386.sh: New file.
3747 * testsuite/split_x86_64.sh: New file.
3748 * testsuite/split_i386_1.s: New file.
3749 * testsuite/split_i386_2.s: New file.
3750 * testsuite/split_i386_3.s: New file.
3751 * testsuite/split_i386_4.s: New file.
3752 * testsuite/split_i386_n.s: New file.
3753 * testsuite/split_x86_64_1.s: New file.
3754 * testsuite/split_x86_64_2.s: New file.
3755 * testsuite/split_x86_64_3.s: New file.
3756 * testsuite/split_x86_64_4.s: New file.
3757 * testsuite/split_x86_64_n.s: New file.
3758 * testsuite/testfile.cc (Target_test): Update relocation_section
3760 * testsuite/Makefile.in: Rebuild.
3762 2009-10-06 Ian Lance Taylor <iant@google.com>
3764 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3765 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3766 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3767 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3768 the address on ldo_addrs_.
3769 (Target_i386::Relocate::fix_up_ldo): New function.
3771 2009-10-06 Rafael Espindola <espindola@google.com>
3773 * plugin.cc (add_input_library): New.
3774 (Plugin::load): Add add_input_library to tv.
3775 (Plugin_manager::add_input_file): Add the is_lib argument.
3776 (add_input_file): Update call to Plugin_manager::add_input_file.
3777 (add_input_library): New.
3778 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3780 2009-09-30 Doug Kwan <dougkwan@google.com>
3782 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3783 symbol and call Symbol::may_need_copy_reloc to determine if
3784 a copy reloc is needed.
3785 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3786 nocopyreloc is given in command line.
3787 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3788 given in command line.
3789 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3790 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3791 of the removed Target_i386::may_need_copy_reloc.
3792 * options.h (copyreloc): New option with default value false.
3793 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3794 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3795 instead of the removed Target_powerpc::may_need_copy_reloc.
3796 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3797 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3798 instead of the removed Target_sparc::may_need_copy_reloc.
3799 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3800 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3801 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3802 instead of the removed Target_x86_64::may_need_copy_reloc.
3804 2009-09-30 Ian Lance Taylor <iant@google.com>
3806 * object.h (class Object): Remove target_ field, and target,
3807 sized_target, and set_target methods.
3808 (Object::sized_target): Remove.
3809 (class Sized_relobj): Update declarations. Remove sized_target.
3810 * object.cc (Sized_relobj::setup): Remove target parameter.
3812 (Input_objects::add_object): Don't do anything with the target.
3813 (make_elf_sized_object): Add punconfigured parameter. Change all
3814 callers. Set or test parameter target.
3815 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3817 * parameters.cc (Parameters::set_target): Change parameter type to
3819 (Parameters::default_target): Remove.
3820 (set_parameters_target): Change parameter type to be non-const.
3821 (parameters_force_valid_target): New function.
3822 (parameters_clear_target): New function.
3823 * parameters.h (class Parameters): Update declarations. Remove
3824 default_target method. Add sized_target and clear_target
3825 methods. Change target_ to be non-const.
3826 (set_parameters_target): Update declaration.
3827 (parameters_force_valid_target): Declare.
3828 (parameters_clear_target): Declare.
3829 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3830 as NULL if we aren't searching.
3831 (Add_symbols::run): Don't check for compatible target.
3832 * fileread.cc (Input_file::open_binary): Call
3833 parameters_force_valid_target.
3834 * gold.cc (queue_middle_tasks): Likewise.
3835 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3836 set_target on object.
3837 * dynobj.h (class Sized_dynobj): Update declarations.
3838 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3839 make_elf_object returns NULL.
3840 (Archive::include_member): Don't check whether object target is
3842 * output.cc (Output_section::add_input_section): Get target from
3844 (Output_section::relax_input_section): Likewise.
3845 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3847 (Sized_relobj::do_scan_relocs): Likewise.
3848 (Sized_relobj::relocate_sections): Likewise.
3849 * resolve.cc (Symbol_table::resolve): Likewise.
3850 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3851 parameter. Change all callers.
3852 (Symbol_table::add_from_object): Get target from parameters.
3853 (Symbol_table::add_from_relobj): Don't check object target.
3854 (Symbol_table::add_from_dynobj): Likewise.
3855 (Symbol_table::define_special_symbol): Get target from
3857 * symtab.h (class Symbol_table): Update declaration.
3858 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3859 parameter. Change all callers. Clear parameter target.
3860 (Binary_test): Test target here.
3861 * testsuite/object_unittest.cc (gold_testsuite): Remove
3862 target_test_pointer parameter. Change all callers.
3863 (Object_test): Test target here.
3865 2009-09-26 Ian Lance Taylor <iant@google.com>
3867 * testsuite/initpri1.c: Don't try to use constructor priorities if
3868 compiling with gcc before 4.3.
3870 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3872 * testsuite/retain_symbols_file_test.sh (check_present): Change
3873 output file name to retain_symbols_file_test.stdout.
3874 (check_absent): Likewise.
3876 2009-09-18 Craig Silverstein <csilvers@google.com>
3878 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3879 * options.cc: Include <cerrno> and <fstream>.
3880 (General_options::finalize): Parse -retain-symbols-file tag.
3881 * options.h: New flag.
3882 (General_options): New method should_retain_symbol, new
3883 variable symbols_to_retain.
3884 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3885 should_retain_symbol map.
3886 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3887 * testsuite/Makefile.in: Regenerate.
3888 * testsuite/retain_symbols_file_test.sh: New file.
3890 2009-09-18 Nick Clifton <nickc@redhat.com>
3892 * po/es.po: Updated Spanish translation.
3894 2009-09-17 Doug Kwan <dougkwan@google.com>
3896 * debug.h (DEBUG_RELAXATION): New constant.
3897 (DEBUG_ALL): Add DEBUG_RELAXATION.
3898 (debug_string_to_enum): Add relaxation debug option.
3900 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3901 Layout::Relaxation_debug_check::read_sections,
3902 Layout::Relaxation_debug_check::read_sections): New method definitions.
3903 (Layout::Layout): Initialize data members
3904 record_output_section_data_from_scrips_,
3905 script_output_section_data_list_ and relaxation_debug_check_.
3906 (Layout::save_segments, Layout::restore_segments,
3907 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3908 Layout::relaxation_loop_body): New method definitions.
3909 (Layout::finalize): Support relaxation. Move section layout code to
3910 Layout::relaxation_loop_body.
3911 (Layout::set_asection_address_from_script): Move code for orphan
3912 section placement out.
3913 (Layout::place_orphan_sections_in_script): New method definition.
3914 * layout.h (Output_segment_headers, Output_file_header):
3915 New forward class declarations.
3916 (Layout::~Layout): Define.
3917 (Layout::new_output_section_data_from_script): New method definition.
3918 (Layout::place_orphan_sections_in_script): New method declaration.
3919 (Layout::Segment_states): New type declaration.
3920 (Layout::save_segments, Layout::restore_segments,
3921 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3922 Layout::relaxation_loop_body): New method declarations.
3923 (Layout::Output_section_data_list): New type declaration.
3924 (Layout::Relaxation_debug_check): New class definition.
3925 (Layout::record_output_section_data_from_script_,
3926 Layout::script_output_section_data_list_, Layout::segment_states_,
3927 Layout::relaxation_debug_check_): New data members.
3928 * output.cc: (Output_section_headers::do_size): New method definition.
3929 (Output_section_headers::Output_section_headers): Move size
3930 computation to Output_section_headers::do_size.
3931 (Output_segment_headers::do_size): New method definition.
3932 (Output_file_header::Output_file_header): Move size computation to
3933 Output_file_header::do_size and call it.
3934 (Output_file_header::do_size): New method definition.
3935 (Output_data_group::Output_data_group): Adjust call to
3936 Output_section_data.
3937 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3938 (Output_symtab_xindex::do_write): Add array bound check.
3939 (Output_section::Input_section::print_to_mapfile): Handle
3940 RELAXED_INPUT_SECTION_CODE.
3941 (Output_section::Output_section): Initialize data member checkpoint_.
3942 (Output_section::~Output_section): Delete checkpoint object pointed
3944 (Output_section::add_input_section): Always add an Input_section if
3946 (Output_section::add_merge_input_section): Add assert.
3947 (Output_section::relax_input_section): New method definition.
3948 (Output_section::set_final_data_size): Set load address to zero for
3949 an unallocated section.
3950 (Output_section::do_address_and_file_offset_have_reset_values):
3951 New method definition.
3952 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3953 Handle relaxed input section.
3954 (Output_section::sort_attached_input_sections): Checkpoint input
3955 section list lazily.
3956 (Output_section::get_input_sections): Change type of input_sections to
3957 list of Simple_input_section pointers. Checkpoint input section list
3958 lazily. Also handle relaxed input sections.
3959 (Output_section::add_input_section_for_script): Take a reference to
3960 a Simple_input_section object instead of Relobj pointer and section
3961 index as parameter. Handle relaxed input sections.
3962 (Output_section::save_states, Output_section::restore_states): New
3964 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3965 (Output_data::is_data_size_fixed): New method definition.
3966 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3968 (Output_data::address_and_file_offset_have_reset_values): New method
3970 (Output_data::do_address_and_file_offset_have_reset_values): New method
3972 (Output_data::set_data_size): Check that data size is not fixed.
3973 (Output_data::fix_data_size): New method definition.
3974 (Output_data::is_data_size_fixed_): New data member.
3975 (Output_section_headers::set_final_data_size): New method definition.
3976 (Output_section_headers::do_size): New method declaration.
3977 (Output_segment_headers::set_final_data_size): New method definition.
3978 (Output_segment_headers::do_size): New method declaration.
3979 (Output_file_header::set_final_data_size)::New method definition.
3980 (Output_file_header::do_size)::New method declaration.
3981 (Output_section_data::Output_section_data): Add new parameter
3982 is_data_size_fixed and use it to fix data size.
3983 (Output_data_const::Output_data_const): Adjust call to base class
3984 constructor and fix data size.
3985 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3986 base class constructor and fix data size.
3987 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3988 base class constructor and fix data size.
3989 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3990 class constructor and fix data size.
3991 (Output_data_group::set_final_data_size): New method definition.
3992 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3993 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3994 class constructor and fix data size.
3995 (Output_relaxed_input_section): New class definition.
3996 (Output_section::Simple_input_section): New class definition.
3997 (Output_section::get_input_sections): Adjust parameter list.
3998 (Output_section::add_input_section_for_script): Same.
3999 (Output_section::save_states, Output_section::restore_states,
4000 Output_section::do_address_and_file_offset_have_reset_values,
4001 (Output_section::Input_section::Input_section): Handle
4002 RELAXED_INPUT_SECTION_CODE. Add new overload for
4003 Output_relaxed_input_section.
4004 (Output_section::Input_section::is_input_section,
4005 Output_section::Input_section::set_output_section): Handle relaxed
4007 (Output_section::Input_section::is_relaxed_input_section,
4008 Output_section::Input_section::output_section_data,
4009 Output_section::Input_section::relaxed_input_section): New method
4011 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4013 (Output_section::Input_section::u1_): Update comments.
4014 (Output_section::Input_section::u2_): Add new union member poris.
4015 (Output_section::Checkpoint_output_section): New classs definition.
4016 (Output_section::relax_input_section): New method declaration.
4017 (Output_section::checkpoint_): New data member.
4018 (Output_segment): Update comments.
4019 (Output_segment::Output_segment): Un-privatize copy constructor.
4020 (Output_segment::operator=): Un-privatize.
4021 * script-sections.cc (Output_section_element::Input_section_list):
4022 Change element type to Output_section::Simple_input_section.
4023 (Output_section_element_dot_assignment::set_section_addresses):
4024 Register output section data for relaxation clean up.
4025 (Output_data_exression::Output_data_expression): Adjust call to base
4026 constructor to fix data size.
4027 (Output_section_element_data::set_section_addresses): Register
4028 Output_data_expression object for relaxation clean up.
4029 (struct Input_section_info): Replace Relobj pointer and section index
4030 pair with Output_section::Simple_input_section and Convert struct to a
4032 (Input_section_sorter::operator()): Adjust access to
4033 Input_section_info data member to use accessors.
4034 (Output_section_element_input::set_section_addresses): Use layout
4035 parameter. Adjust code to use Output_section::Simple_input_section
4036 and Input_secction_info classes. Register filler for relaxation
4038 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4039 and section index pair with Output_section::Simple_input_section
4040 class. Adjust code accordingly.
4041 (Phdrs_element::release_segment): New method definition.
4042 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4044 (Script_sections::release_segments): New method definition.
4045 * gold/script-sections.h (Script_sections::release_segments): New
4047 * gold/target.h (Target::may_relax, Target::relax,
4048 Target::do_may_relax, Target::do_relax): New method definitions.
4050 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4052 * arm.cc (has_signed_unsigned_overflow): New function.
4053 (Arm_relocate_functions::abs8): New function.
4054 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4055 (Target_arm::Scan::global): Likewise.
4056 (Target_arm::relocate::relocate): Likewise.
4057 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4060 2009-09-16 Cary Coutant <ccoutant@google.com>
4062 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4063 * testsuite/Makefile.in: Regenerate.
4065 2009-09-11 Nick Clifton <nickc@redhat.com>
4067 * po/gold.pot: Updated by the Translation project.
4069 2009-09-08 Cary Coutant <ccoutant@google.com>
4071 * output.cc (Output_file::open): Add execute permission to empty file.
4072 * testsuite/Makefile.am (permission_test): New test.
4073 * testsuite/Makefile.in: Regenerate.
4075 2009-09-02 Ian Lance Taylor <iant@google.com>
4077 * output.cc (Output_file::resize): Call map_no_anonymous rather
4080 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4082 * gold.cc: Include "incremental.h".
4083 (queue_initial_tasks): Call Incremental_checker methods.
4084 * incremental.cc: Include "output.h".
4085 (Incremental_checker::can_incrementally_link_output_file): New
4087 * incremental.h (Incremental_checker): New class.
4089 * output.cc (Output_file::open_for_modification): New method.
4090 (Output_file::map_anonymous): Changed return type to bool. Record
4092 (Output_file::map_no_anonymous): New method, broken out of map.
4093 (Output_file::map): Use map_no_anonymous and map_anonymous.
4094 * output.h (class Output_file): Update declarations.
4096 2009-08-24 Cary Coutant <ccoutant@google.com>
4098 * options.h (Command_line::Pre_options): New class.
4099 (Command_line::pre_options): New member.
4100 * options.cc (gold::options::ready_to_register): New variable.
4101 (One_option::register_option): Do nothing if not registering options.
4102 Assert if same short option registered twice.
4103 (General_options::General_options): Turn off option registration when
4105 (Command_line::Pre_options::Pre_options): New constructor.
4107 2009-08-24 Cary Coutant <ccoutant@google.com>
4109 * options.h (General_options::no_keep_memory): Remove incorrect
4112 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4114 * Makefile.am (am__skiplex, am__skipyacc): New.
4115 * Makefile.in: Regenerate.
4117 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4119 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4120 (INCLUDES): ... this.
4121 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4122 (AM_CPPFLAGS): Renamed from ...
4123 (INCLUDE): ... this.
4124 * Makefile.in, testsuite/Makefile.in: Regenerate.
4126 * Makefile.in: Regenerate.
4127 * aclocal.m4: Likewise.
4128 * config.in: Likewise.
4129 * configure: Likewise.
4130 * testsuite/Makefile.in: Likewise.
4132 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4133 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4134 * Makefile.in: Regenerate.
4135 * testsuite/Makefile.in: Regenerate.
4137 2009-08-19 Cary Coutant <ccoutant@google.com>
4139 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4140 symbols in shared libraries overridden by hidden or internal symbols
4141 in the main program.
4143 2009-08-19 Chris Demetriou <cgd@google.com>
4145 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4146 checking source file names in error messages.
4148 2009-08-18 Doug Kwan <dougkwan@google.com>
4150 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4151 an elcpp::Ehdr as parameter. Adjust call to set_target.
4152 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4153 an elfcpp::Ehdr as parameter.
4154 * object.cc (Object::set_target): Remove the version that looks up
4155 a target and sets it.
4156 (Sized_relobj::setup): Take a Target object instead of
4157 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4158 (make_elf_sized_object): Find target and ask target to
4160 * object.h: (Object::set_target): Remove the version that looks up
4161 a target and sets it.
4162 (Sized_relobj::setup): Take a Target object instead of
4163 an elfcpp:Ehdr as parameter.
4164 * target.cc: Include dynobj.h.
4165 (Target::do_make_elf_object_implementation): New.
4166 (Target::do_make_elf_object): New.
4167 * target.h (Target::make_elf_object): New template declaration.
4168 (Target::do_make_elf_object): New method declarations.
4169 (Target::do_make_elf_object_implementation): New template declaration.
4171 2009-08-14 Ian Lance Taylor <iant@google.com>
4173 * gold.h (FUNCTION_NAME): Define.
4174 (gold_unreachable): Use FUNCTION_NAME.
4176 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4178 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4179 symbol in the --keep-unique list is not found.
4181 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4183 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4184 been maked as --keep-unique.
4185 (Icf::unfold_section): New function.
4186 * icf.h (Icf::unfold_section): New function.
4187 * options.h (General_options::keep_unique): New option.
4188 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4189 * testsuite/Makefile.in: Regenerate.
4190 * testsuite/icf_keep_unique_test.sh: New file.
4191 * testsuite/icf_keep_unique_test.cc: New file.
4193 2009-08-12 Cary Coutant <ccoutant@google.com>
4196 * resolve.cc (Symbol_table::resolve): Check for references from
4197 dynamic objects to hidden and internal symbols.
4198 * testsuite/Makefile.am (hidden_test.sh): New test.
4199 * testsuite/Makefile.in: Regenerate.
4200 * testsuite/hidden_test.sh: New script.
4201 * testsuite/hidden_test_1.c: New test source.
4202 * testsuite/hidden_test_main.c: New test source.
4204 2009-08-11 Doug Kwan <dougkwan@google.com>
4206 * arm.cc: Update comments.
4207 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4208 segment to locate the .ARM.exidx section if present.
4210 2009-08-09 Doug Kwan <dougkwan@google.com>
4212 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4215 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4216 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4219 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4221 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4222 valid tls_segment only for non-debug-section relocations.
4223 * testsuite/Makefile.am: Add gc_tls_test.
4224 * testsuite/Makefile.in: Regenerate.
4225 * testsuite/gc_tls_test.cc: New file.
4226 * testsuite/gc_tls_test.sh: New file.
4228 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4232 * Makefile.am (CCFILES): Add icf.cc.
4234 * Makefile.in: Regenerate.
4235 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4236 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4237 section, symbol and addend information for the relocs.
4238 * gold.cc (queue_middle_tasks): Call identical code folding.
4239 * gold.h: Add defines for multimap.
4240 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4241 to the call of finalize_local_symbols.
4242 * main.cc (main): Create object of class Icf.
4243 * object.cc (Sized_relobj::do_layout): Allow this function to be
4244 called twice during icf.
4245 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4246 to sections marked as identical by icf.
4247 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4249 (Sized_relobj::do_section_entsize): New function.
4250 * object.h (Object::section_entsize): New function.
4251 (Object::do_section_entsize): New pure virtual function.
4252 (Relobj::finalize_local_symbols): Add new parameter.
4253 (Relobj::do_section_entsize): New function.
4254 * options.h (General_options::icf): New option.
4255 (General_options::icf_iterations): New option.
4256 (General_options::print_icf_sections): New option.
4257 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4258 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4259 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4261 * symtab.cc (Symbol_table::is_section_folded): New function.
4262 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4263 to sections marked as identical by icf.
4264 * symtab.h (Symbol_table::set_icf): New function.
4265 (Symbol_table::icf): New function.
4266 (Symbol_table::is_section_folded): New function.
4267 (Symbol_table::icf_): New data member.
4268 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4269 * testsuite/Makefile.am: Add commands to build icf_test.
4270 * testsuite/Makefile.in: Regenerate.
4271 * testsuite/icf_test.sh: New file.
4272 * testsuite/icf_test.cc: New file.
4274 2009-07-24 Chris Demetriou <cgd@google.com>
4276 * layout.cc (is_compressible_debug_section): Fix incorrect
4277 comment about compressed section names.
4279 2009-07-20 Ian Lance Taylor <ian@airs.com>
4282 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4284 2009-07-16 Ian Lance Taylor <iant@google.com>
4287 * layout.h: #include <map>.
4288 (class Kept_section): Change from struct to class. Add accessors
4289 and setters. Add section size to Comdat_group mapping. Change
4290 Comdat_group to std::map. Add is_comdat_ field. Add
4291 linkonce_size field in union.
4292 (class Layout): Update declaration of find_or_add_kept_section.
4293 Don't declare find_kept_object.
4294 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4295 parameter. Add object, shndx, is_comdat, and is_group_name
4296 parameters. Change all callers. Adjust for new Kept_section.
4297 (Layout::find_kept_object): Remove.
4298 * object.cc (Sized_relobj::include_section_group): Update use of
4299 Kept_section. Rename secnum to shndx. Only record
4300 Kept_comdat_section if sections are the same size.
4301 (Sized_relobj::include_linkonce_section): Update use of
4302 Kept_section. Only record Kept_comdat_section if sections are the
4303 same size. Set size of linkonce section.
4304 (Sized_relobj::map_to_kept_section): Update call to
4305 get_kept_comdat_section.
4306 * object.h (class Sized_relobj): Rename fields in
4307 Kept_comdat_section to drop trailing underscores; change object
4308 field to Relobj*. Change Kept_comdat_section_table to store
4309 struct rather than pointer.
4310 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4311 Add kept_object and kept_shndx parameters. Change all callers.
4312 (Sized_relobj::get_kept_comdat_section): Change return type to
4313 bool. Add kept_object and kept_shndx parameters. Change all
4315 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4316 Layout::find_or_add_kept_section.
4318 2009-07-09 Ian Lance Taylor <iant@google.com>
4320 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4321 Reserve space in the hash table.
4323 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4325 * fileread.cc (File_read::get_mtime): New method.
4326 * fileread.h (Timespec): New structure.
4327 (File_read::get_mtime): New method.
4328 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4329 Renamed from timestamp_nsec.
4330 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4332 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4334 (Incremental_inputs::report_archive): Save mtime; style fix.
4335 (Incremental_inputs::report_obejct): Save mtime; style fix.
4336 (Incremental_inputs::report_script): Save mtime; style fix.
4337 (Incremental_inputs::finalize_inputs): Style fix.
4338 (Incremental_inputs::finalize): Style fix.
4339 (Incremental_inputs::create_input_section_data): Store inputs
4341 * incremental.h (Incremental_inputs::report_script): Add mtime
4343 (Incremental_inputs::Input_info::Input_info): Intialize only one
4345 (Incremental_inputs::Input_info::archive): Move to nameless
4347 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4348 (Incremental_inputs::Input_info::script): Move to nameless union.
4349 (Incremental_inputs::mtime): New field.
4350 * script.cc (read_input_script): Pass file mtime to
4352 * script.h (Script_info::inputs): Style fix.
4354 2009-07-01 Ian Lance Taylor <ian@airs.com>
4356 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4359 2009-06-24 Ian Lance Taylor <iant@google.com>
4362 * layout.cc (Layout::choose_output_section): If we find an
4363 existing section, update the flags.
4364 (Layout::create_notes): New function, broken out of
4366 (Layout::finalize): Don't create note sections.
4367 (Layout::create_note): Don't crash if linker script discards
4369 (Layout::create_gold_note): Likewise.
4370 (Layout::create_build_id): Likewise. Don't set
4371 after_input_sections on the section.
4372 (Layout::create_executable_stack_info): Remove target parameter.
4374 * layout.h (class Layout): Declare create_notes. Update
4375 declaration of create_executable_stack_info.
4376 * gold.cc (queue_middle_tasks): Call create_notes.
4377 * output.cc (Output_section::update_flags_for_input_section): Move
4378 here from output.h. If SHF_ALLOC flag is newly set, mark address
4380 * output.h (Output_data::mark_address_invalid): New function.
4381 (class Output_section): Only declare, not define,
4382 update_flags_for_input_section. Remove set_flags.
4384 2009-06-24 Ian Lance Taylor <iant@google.com>
4386 * script-sections.cc (Output_section_definition::
4387 set_section_addresses): Rename shadowing local load_address to
4390 2009-06-24 Ian Lance Taylor <iant@google.com>
4393 * reloc.cc (relocate_sections): Skip empty relocation sections.
4395 2009-06-23 Ian Lance Taylor <iant@google.com>
4398 * layout.cc (Layout::create_note): Use choose_output_section
4399 rather than make_output_section.
4401 2009-06-23 Ian Lance Taylor <iant@google.com>
4404 * options.cc (General_options::parse_V): Set printed_version_.
4405 (General_options::General_options): Initialize printed_version_.
4406 * options.h (class General_options): Add printed_version_ field.
4407 * gold.cc (queue_initial_tasks): If there are no input files,
4408 don't give a fatal error if we printed the version information.
4409 (queue_middle_tasks): If using -r with a shared object, give a
4410 fatal error rather than an ordinary error.
4412 2009-06-23 Ian Lance Taylor <iant@google.com>
4415 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4416 (Layout::make_output_section): Set have_stabstr_section_ if we see
4417 a .stab*str section.
4418 (Layout::finalize): Call link_stabs_sections.
4419 (Layout::link_stabs_sections): New file.
4420 * layout.h (class Layout): Add have_stabstr_section_ field.
4421 Declare link_stabs_sections.
4423 2009-06-23 Doug Kwan <dougkwan@google.com>
4425 * Makefile.am (libgold_a_LIBADD): New.
4426 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4427 * Makefile.in: Regenerate.
4428 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4429 * configure: Regenerate.
4430 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4431 * fileread.cc: Include sys/state.h
4432 * gold.h: Declare memmem and strndup if found missing.
4433 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4435 2009-06-23 Ian Lance Taylor <iant@google.com>
4437 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4438 * configure: Rebuild.
4440 2009-06-23 Ian Lance Taylor <iant@google.com>
4443 * object.cc (Object::section_contents): Don't try to get a view if
4444 the section has length zero.
4445 (Object::handle_gnu_warning_section): If the section is empty, use
4446 the name of the section as the warning.
4448 2009-06-23 Ian Lance Taylor <iant@google.com>
4451 * stringpool.h (class Stringpool_template): Add optimize_ field.
4452 (Stringpool_template::set_optimize): New function.
4453 * stringpool.cc (Stringpool_template::Stringpool_template):
4454 Initialize optimize_ field.
4455 (Stringpool_template::set_string_offsets): Test local optimize
4456 fild rather than parameter.
4457 * layout.cc (Layout::Layout): Call set_optimize on the section
4460 2009-06-22 Ian Lance Taylor <iant@google.com>
4463 * yyscript.y: Parse TARGET.
4464 * script.cc (script_set_target): New function.
4465 * script-c.h (script_set_target): Declare.
4466 * options.cc (General_options::string_to_object_format): Rename
4467 from string_to_object_format in anonymous namespace. Change
4469 * options.h (class General_options): Declare
4470 string_to_object_format.
4472 2009-06-22 Ian Lance Taylor <iant@google.com>
4474 * script-sections.cc (Script_sections::create_segments): Don't put
4475 program headers in a PT_LOAD segment if -n or -N.
4477 2009-06-22 Ian Lance Taylor <iant@google.com>
4480 * options.h (class General_options): Add -z lazy and -z now. Sort
4481 -z options into alphabetical order.
4482 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4484 2009-06-21 Ian Lance Taylor <iant@google.com>
4486 * layout.cc (Layout::make_output_section): Call
4487 Target::new_output_section.
4488 (Layout::attach_allocated_section_to_segment): Put large section
4489 sections in a separate load segment with the large segment flag
4491 (Layout::segment_precedes): Sort large data segments after other
4493 (align_file_offset): New static function.
4494 (Layout::set_segment_offsets): Use align_file_offset.
4495 * output.h (class Output_section): Add is_small_section_ and
4496 is_large_section_ fields.
4497 (Output_section::is_small_section): New function.
4498 (Output_section::set_is_small_section): New function.
4499 (Output_section::is_large_section): New function.
4500 (Output_section::set_is_large_section): New function.
4501 (Output_section::is_large_data_section): New function.
4502 (class Output_segment): Add is_large_data_segment_ field.
4503 (Output_segment::is_large_data_segment): New function.
4504 (Output_segment::set_is_large_data_segment): New function.
4505 * output.cc (Output_section::Output_section): Initialize new
4507 (Output_segment::Output_segment): Likewise.
4508 (Output_segment::add_output_section): Add assertion that large
4509 data sections always go in large data segments. Force small data
4510 sections to the end of the list of data sections. Force small BSS
4511 sections to the start of the list of BSS sections. For large BSS
4512 sections to the end of the list of BSS sections.
4513 * symtab.h (class Symbol): Declare is_common_shndx.
4514 (Symbol::is_defined): Check Symbol::is_common_shndx.
4515 (Symbol::is_common): Likewise.
4516 (class Symbol_table): Define enum Commons_section_type. Update
4517 declarations. Add small_commons_ and large_commons_ fields.
4518 * symtab.cc (Symbol::is_common_shndx): New function.
4519 (Symbol_table::Symbol_table): Initialize new fields.
4520 (Symbol_table::add_from_object): Put small and large common
4521 symbols in the right list.
4522 (Symbol_table::sized_finalized_symbol): Check
4523 Symbol::is_common_shndx.
4524 (Symbol_table::sized_write_globals): Likewise.
4525 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4526 common symbol lists. Don't call do_allocate_commons_list if the
4528 (Symbol_table::do_allocate_commons_list): Remove is_tls
4529 parameter. Add comons_section_type parameter. Change all
4530 callers. Handle small and large common symbols.
4531 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4532 Symbol::is_common_shndx.
4533 * resolve.cc (symbol_to_bits): Likewise.
4534 * target.h (Target::small_common_shndx): New function.
4535 (Target::small_common_section_flags): New function.
4536 (Target::large_common_shndx): New function.
4537 (Target::large_common_section_flags): New function.
4538 (Target::new_output_section): New function.
4539 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4540 small_common_section_flags, and large_common_section_flags
4542 (Target::do_new_output_section): New virtual function.
4543 * arm.cc (Target_arm::arm_info): Initialize new fields.
4544 * i386.cc (Target_i386::i386_info): Likewise.
4545 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4547 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4548 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4549 (Target_x86_64::do_new_output_section): New function.
4550 * configure.ac: Define conditional MCMODEL_MEDIUM.
4551 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4552 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4553 (large_LDFLAGS): Define.
4554 * testsuite/large.c: New file.
4555 * testsuite/testfile.cc (Target_test::test_target_info):
4556 Initialize new fields.
4557 * configure, testsuite/Makefile.in: Rebuild.
4559 2009-06-05 Doug Kwan <dougkwan@google.com>
4561 * Makefile.am (CCFILES): Add target.cc.
4562 * Makefile.in: Regenerate.
4563 * i386.cc (class Target_i386): Define new virtual method to
4564 override do_is_local_label_name in parent.
4565 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4566 local symbols if --discard-locals or -X is given.
4567 * options.h (class General_options): Declare new options
4568 '--discard-locals' and '-X' for discarding locals.
4569 * target.h (class Target): Define new methods is_local_label_name.
4570 Declare new virtual method do_is_local_label_name.
4571 * target.cc: New file.
4572 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4573 (check_SCRIPTS): Add discard_locals_test.sh.
4574 (check_DATA): Add discard_local_tests.syms.
4575 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4576 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4577 * testsuite/Makefile.in: Regenerate.
4578 * testsuite/discard_locals_test.c: New file.
4579 * testsuite/discard_locals_test.sh: Same.
4581 2009-06-05 Doug Kwan <dougkwan@google.com>
4583 * object.cc (Sized_relobj::Sized_relobj): Initialize
4584 discarded_eh_frame_shndx_ to -1U.
4585 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4587 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4588 a discarded .eh_frame section.
4589 (Sized_relobj::do_finalize_local_symbols): Ditto.
4590 * object.h (class Sized_relobj): Declare new member
4591 discarded_eh_frame_shndx_.
4592 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4593 (local_labels_test.o, local_labels_test): New rules.
4594 * testsuite/Makefile.in: Regenerate.
4596 2009-06-04 Doug Kwan <dougkwan@google.com>
4598 * layout.cc (Layout::section_name_mapping): Add mapping for
4599 special ARM sections.
4601 2009-06-03 Doug Kwan <dougkwan@google.com>
4603 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4604 (utils::has_overflow): Same.
4606 2009-06-03 Ian Lance Taylor <iant@google.com>
4608 * layout.cc (Layout::section_name_mapping): New array, replacing
4609 Layout::linkonce_mapping.
4610 (Layout::section_name_mapping_count): New variable, replacing
4611 Layout::linkonce_mapping_count.
4612 (Layout::linkonce_output_name): Remove.
4613 (Layout::output_section_name): Rewrite.
4614 * layout.h (class Layout): Rename Linkonce_mapping to
4615 Section_name_mapping, linkonce_mapping to section_name_mapping,
4616 linkonce_mapping_count to section_name_mapping_count. Don't
4617 declare linkonce_output_name.
4619 2009-06-03 Doug Kwan <dougkwan@google.com>
4621 * gold/arm.cc (namespace utils): New.
4622 (Target_arm::reloc_is_non_pic): Define new method.
4623 (class Arm_relocate_functions): New.
4624 (Target_arm::Relocate::relocate): Handle relocation types used by
4627 2009-06-03 Ian Lance Taylor <iant@google.com>
4629 * arm.cc (Target_arm::scan::global): Use || instead of |.
4631 2009-06-02 Doug Kwan <dougkwan@google.com>
4633 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4634 issued_non_pic_error_.
4635 (class Target_arm::Scan): Declare new method check_non_pic.
4636 Define new method symbol_needs_plt_entry.
4637 Declare new data member issued_non_pic_error_.
4638 (class Target_arm::Relocate): Declare new method
4639 should_apply_static_reloc.
4640 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4641 (Target_arm::Scan::check_non_pic): Define new method.
4642 (Target_arm::Scan::local): Handle a small subset of reloc types used
4644 (Target_arm::Scan::local): Same.
4645 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4647 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4649 * incremental.cc (Incremental_inputs::report_command_line): Filter
4650 out --incremental-* options.
4652 2009-05-29 Doug Kwan <dougkwan@google.com>
4654 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4656 (class Target_arm): Update comment.
4657 (Target_arm::Target_arm): Initialize new data members GOT_,
4658 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4659 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4660 and Target_arm::rel_dyn_section.
4661 Declare new_enum Target_arm::Got_type.
4662 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4664 Update commments for member do_dynsym_value.
4665 (Target_arm::got_size, Target_arm::plt_section,
4666 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4667 new methods inside class defintion.
4668 (Target_arm::got_section): Define new method.
4669 (Target_arm::rel_dyn_section): Same.
4670 (Output_data_plt_arm): New template class.
4671 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4672 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4673 (Output_data_plt_arm::add_entry): Same.
4674 (Output_data_plt_arm::first_plt_entry): Define new
4675 static data member for PLT instruction template.
4676 (Output_data_plt_arm::plt_entry): Same.
4677 (Output_data_plt_arm::do_write): Define new method.
4678 (Target_arm::make_plt_entry): Same.
4679 (Target_arm::do_finalize_sections): Same.
4680 (Target_arm::do_dynsym_value): Same.
4682 2009-05-28 Doug Kwan <dougkwan@google.com>
4684 * Makefile.am (TARGETSOURCES): Add arm.cc.
4685 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4686 * Makefile.in: Regenerate.
4688 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4690 2009-05-26 Doug Kwan <dougkwan@google.com>
4692 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4693 (General_options::check_excluded_libs): Strip off directories in
4694 archive name before matching like GNU ld does.
4695 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4696 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4697 (exclude_libs_test_LDFLAGS): Add linker option
4698 -Wl,--exclude-libs,libexclude_libs_test_3
4699 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4700 an explicit archive without using -l.
4701 (alt/libexclude_libs_test_3.a): New make rule.
4702 * testsuite/Makefile.in: Regenerate.
4703 * testsuite/exclude_libs_test.c : Declare lib3_default().
4705 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4706 * exclude_libs_test_3.c: New file.
4708 2009-05-26 Nick Clifton <nickc@redhat.com>
4710 * po/id.po: New Indonesian translation.
4711 * po/gold.pot: Updated template file.
4713 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4715 * testsuite/Makefile.am: Add -ffunction-sections to compile
4716 gc_comdat_test files. Add -Wl,--gc-sections to build
4718 * testsuite/Makefile.in: Regenerate.
4719 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4721 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4723 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4724 kept comdat section was garbage collected.
4725 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4726 * testsuite/Makefile.in: Regenerate.
4727 * testsuite/gc_comdat_test.sh: New file.
4728 * testsuite/gc_comdat_test_1.cc: New file.
4729 * testsuite/gc_comdat_test_2.cc: New file.
4731 2009-05-19 Doug Kwan <dougkwan@google.com>
4733 * archive.cc (Archive::Archive): Move constructor from archive.h
4734 to here. Initialize no_export_.
4735 (Archive::get_elf_object_for_member): Set no_export flag of object.
4736 * archive.h (Archive::Archive): Move constructor body to
4738 (Archive::no_export): New method.
4739 (Archive::no_export_): New field.
4740 * object.h (Object::Object): Initialize no_export_ to false.
4741 (Object::no_export, Object::set_no_export): New methods.
4742 (Object::no_export_): New field.
4743 * options.cc (General_options::parse_exclude_libs): New method.
4744 (General_options::check_excluded_libs) Same.
4745 * options.h (exclude_libs): New option.
4746 (General_options::check_excluded_libs): New method declaration.
4747 (General_options::excluded_libs_): New field.
4748 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4749 default or protected visibility if an object has no-export flag set.
4750 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4751 (check_SCRIPTS): Add exclude_libs_test.sh.
4752 (check_DATA): Add exclude_libs_test.syms.
4753 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4754 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4755 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4756 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4757 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4758 libexclude_libs_test_2.a): New rules.
4759 * testsuite/Makefile.in: Regenerate.
4760 * testsuite/exclude_libs_test.c: New file.
4761 * testsuite/exclude_libs_test.sh: Ditto.
4762 * testsuite/exclude_libs_test_1.c: Ditto.
4763 * testsuite/exclude_libs_test_2.c: Ditto.
4765 2009-05-15 Ian Lance Taylor <iant@google.com>
4767 * configure.ac: Check for declarations for cases where libiberty.h
4768 checks HAVE_DECL_xxx.
4769 * configure, config.in: Rebuild.
4771 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4773 * gold.h (Incremental_argument_list): Remove (invalid) forward
4775 * incremental.cc (Incremental_inputs::report_achive): New method.
4776 (Incremental_inputs::report_object): New method.
4777 (Incremental_inputs::report_script): New method.
4778 (Incremental_inputs::finalize_inputs): New method.
4779 (Incremental_inputs::finalize): Call finalize_inputs().
4780 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4781 Create inputs entries.
4782 * incremental.h (Incremental_input_type): New enum.
4783 (Incremental_inputs::Incremental_input): Initialize new fields.
4784 (Incremental_inputs::report_inputs): New method.
4785 (Incremental_inputs::report_achive): New method.
4786 (Incremental_inputs::report_object): New method.
4787 (Incremental_inputs::report_script): New method.
4788 (Incremental_inputs::finalize_inputs): New method.
4789 (Incremental_inputs::Input_info): New struct.
4790 (Incremental_inputs::Input_info_map): New typedef.
4791 (Incremental_inputs::lock_): New field.
4792 (Incremental_inputs::Inputs_): New field.
4793 (Incremental_inputs::Inputs_map): New field.
4794 * main.cc (main): Call Incremental_input::report_inputs.
4795 * options.h (Input_argument_list): Typedef moved from
4797 (Input_file_group::Files): Remove, use ::Input_argument_list.
4798 (Input_file_group::Input_argument_list): Remove, use
4799 ::Input_argument_list.
4800 * plugin.cc (Plugin_manager::add_input_file): Add error in
4802 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4804 * script.cc (read_input_script): Call
4805 Incremental_input::report_script.
4806 * script.h (Script_info): New class.
4808 2009-04-27 Ian Lance Taylor <iant@google.com>
4810 * x86_64.cc (do_adjust_output_section): Set entsize to
4813 2009-04-23 Elliott Hughes <enh@google.com>
4815 * output.cc (Output_file::close): After short writes, continue
4816 writing from the correct offset in the buffer being written.
4818 2009-04-23 Chris Demetriou <cgd@google.com>
4820 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4821 * configure: Regenerate.
4822 * config.in: Regenerate.
4823 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4824 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4826 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4828 * incremental.cc (Incremental_inputs_header_data): Renamed from
4829 Incremental_input_header_data.
4830 (Incremental_inputs_header_data::data_size): New field.
4831 (Incremental_inputs_header_data::put_input_file_count): Renamed
4832 from input_file_count.
4833 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4834 from command_line_offset.
4835 (Incremental_inputs_header_data::put_reserved): Renamed from
4837 (Incremental_inputs_entry_data): Renamed from
4838 Incremental_input_entry_data.
4839 (Incremental_inputs_entry_data::data_size): New field.
4840 (Incremental_inputs::report_command_line): New method.
4841 (Incremental_inputs::finalize): New method.
4842 (Incremental_inputs::create_incremental_inputs_data): New method.
4843 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4844 * incremental.h: New file.
4845 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4846 (Layout::finalize): Create incremental inputs section in
4848 (Layout::create_incremental_info_sections): New method.
4849 * layout.h (Layout::incremental_inputs): New method.
4850 (Layout::create_incremental_info_sections): New method.
4851 (Layout::incremental_inputs_): New field.
4852 * main.cc (main): Notify Incremental_input of the command line.
4854 2009-04-01 Ian Lance Taylor <iant@google.com>
4855 Mikolaj Zalewski <mikolajz@google.com>
4857 * gold.h (reserve_unordered_map): Define, three versions, one for
4858 each version of Unordered_map.
4859 * layout.cc (Layout::Layout): Remove options parameter. Add
4860 number_of_input_files parameter. Don't initialize options_.
4861 Initialize number_of_input_files_ and resized_signatures_. Move
4862 sections_are_attached_.
4863 (Layout::layout_group): Reserve space for group_signatures_.
4864 (Layout::find_or_add_kept_section): Change name parameter to be a
4865 reference. Resize signatures_ map when it gets large enough.
4866 (Layout::layout_eh_frame): Use parameters->options() instead of
4868 (Layout::make_output_section): Likewise.
4869 (Layout::attach_allocated_section_to_segment): Likewise.
4870 (Layout::finalize, Layout::create_executable_stack): Likewise.
4871 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4872 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4873 * layout.h (class Layout): Update declarations. Remove options_
4874 field. Add number_of_input_files_ and resized_signatures_
4875 fields. Move sections_are_attached_ field.
4876 * main.cc (main): Pass number of input files to Layout
4877 constructor. Don't pass options.
4879 2009-03-30 Ian Lance Taylor <iant@google.com>
4881 * ffsll.c (ffsll): Correct implementation.
4883 2009-03-27 Ian Lance Taylor <iant@google.com>
4885 * ffsll.c: New file.
4886 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4887 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4888 * ftruncate.c (ftruncate): Declare before definition.
4889 * mremap.c (mremap): Likewise.
4890 * pread.c (pread): Likewise.
4891 * configure, Makefile.in, config.in: Rebuild.
4893 * mremap.c: New file.
4894 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4895 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4896 (mremap): Declare if HAVE_MREMAP is not defined.
4897 * configure, Makefile.in, config.in: Rebuild.
4899 2009-03-27 Cary Coutant <ccoutant@google.com>
4901 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4902 position independent.
4903 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4904 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4906 2009-03-24 Cary Coutant <ccoutant@google.com>
4908 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4910 (needs_dynamic_reloc): Likewise.
4912 2009-03-24 Ian Lance Taylor <iant@google.com>
4914 * yyscript.y (file_cmd): Recognize EXTERN.
4915 (extern_name_list, extern_name_list_body): New nonterminals.
4916 * script.cc (script_add_extern): Define.
4917 * script-c.h (script_add_extern): Declare.
4919 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4921 * object.cc (is_elf_object): Define.
4922 * object.h (is_elf_object): Declare.
4923 * archive.cc (Archive::get_elf_object_for_member): Call
4925 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4927 2009-03-24 Elliott Hughes <enh@google.com>
4929 * output.cc (Output_file::map_anonymous): Define.
4930 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4931 try an anonymous one. Report the size if the mmap fails.
4932 * output.h (class Output_file): Declare map_anonymous.
4934 2009-03-24 Ian Lance Taylor <iant@google.com>
4936 * target-select.cc (instantiate_target): Don't acquire the lock if
4937 the instantiated_target_ field has already been set.
4939 2009-03-23 Ian Lance Taylor <iant@google.com>
4941 * gold-threads.h (class Initialize_lock): Define.
4942 * gold-threads.cc (class Initialize_lock_once): Define.
4943 (initialize_lock_control): New static variable.
4944 (initialize_lock_pointer): New static variable.
4945 (initialize_lock_once): New static function.
4946 (Initialize_lock::Initialize_lock): Define.
4947 (Initialize_lock::initialize): Define.
4948 * target-select.h: Include "gold-threads.h".
4949 (class Target_selector): Add lock_ and initialize_lock_ fields.
4950 Don't define instantiate_target, just declare it.
4951 * target-select.cc (Target_selector::Target_selector): Initialize
4953 (Target_selector::instantiate_target): Define.
4954 * descriptors.h: Include "gold-threads.h".
4955 (class Descriptors): Add initialize_lock_ field.
4956 * descriptors.cc (Descriptors::Descriptors): Initialize new
4958 (Descriptors::open): Use initialize_lock_ field
4959 * errors.h (class Errors): Add initialize_lock_ field.
4960 * errors.cc (Errors::Errors): Initialize new field.
4961 (Errors::initialize_lock): Use initialize_lock_ field.
4962 * powerpc.cc (class Target_selector_powerpc): Remove
4963 instantiated_target_ field. In do_recognize call
4964 instantiate_target rather than do_instantiate_target. In
4965 do_instantiate_target just allocate a new target.
4966 * sparc.cc (class Target_selector_sparc): Likewise.
4968 * freebsd.h: New file.
4969 * i386.cc: Include "freebsd.h".
4970 (Target_i386): Derive from Target_freebsd rather than
4972 (Target_selector_i386): Derive from Target_selector_freebsd rather
4973 than Target_selector.
4974 * x86_64.cc: Include "freebsd.h".
4975 (Target_x86_64): Derive from Target_freebsd rather than
4977 (Target_selector_x86_64): Derive from Target_selector_freebsd
4978 rather than Target_selector.
4979 * target.h (class Target): Add adjust_elf_header and
4980 do_adjust_elf_header.
4981 * output.cc (Output_file_header:: do_sized_write): Call target
4982 adjust_elf_header routine.
4983 * configure.tgt: Set targ_osabi.
4984 * configure.ac: Define GOLD_DEFAULT_OSABI.
4985 * parameters.cc (Parameters::default_target): Pass
4986 GOLD_DEFAULT_OSABI to select_target.
4987 * target-select.h (class Target_selector): Make instantiate_target
4988 protected rather than private.
4989 * Makefile.am (HFILES): Add freebsd.h.
4990 * configure, Makefile.in, config.in: Rebuild.
4992 * merge.cc (do_add_input_section): Correct pend value. Change
4993 message about last entry not being null terminated from error to
4996 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4998 * incremental.cc: New file.
4999 * Makefile.am (CCFILES): Add incremental.cc.
5000 * Makefile.in: Rebuild.
5002 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5004 * layout.cc (Layout::output_section_name): Preserve names
5005 of '.note.' sections.
5007 2009-03-19 Ian Lance Taylor <iant@google.com>
5009 * descriptors.cc (Descriptors::open): Check that the options are
5010 valid before using them.
5012 2009-03-18 Ian Lance Taylor <iant@google.com>
5014 * script-sections.h: Include <list>.
5015 (class Script_sections): Change Sections_elements from std::vector
5016 to std::list. Typedef public Elements_iterator. Add
5017 orphan_section_placement_, data_segment_align_start_, and
5018 saw_data_segment_align_ fields. Remove data_segment_align_index_
5020 * script-sections.cc (class Orphan_section_placement): New class.
5021 (class Sections_element): Add virtual functions is_relro and
5022 orphan_section_init. Remove virtual function place_orphan_here.
5023 (class Output_section_definition): Add is_relro and
5024 orphan_section_init. Remove place_orphan_here.
5025 (class Orphan_output_section): Likewise.
5026 (Script_sections::Script_sections): Update for field changes.
5027 (Script_sections::data_segment_align): Set saw_data_segment_align_
5028 and data_segment_align_start_, not data_segment_align_index.
5029 (Script_sections::data_segment_relro_end): Check
5030 saw_data_segment_align_. Use data_segment_align_start_ rather
5031 than data_segment_align_index_.
5032 (Script_sections::place_orphan): Rewrite to use
5033 Orphan_section_placement.
5035 2009-03-17 Ian Lance Taylor <iant@google.com>
5037 * archive.cc (Archive::add_symbols): Check for a version attached
5038 to the symbol name in the archive map.
5039 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5040 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5041 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5042 (ver_test_11.a): New target.
5043 * testsuite/Makefile.in: Rebuild.
5045 * configure.ac: Check for chsize and posix_fallocate. Replace
5047 * ftruncate.c: New file, from gnulib.
5048 * output.cc (posix_fallocate): Define dummy version if not
5049 HAVE_POSIX_FALLOCATE.
5050 (Output_file::map): Call posix_fallocate rather than lseek and
5052 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5053 * configure, Makefile.in, config.in: Rebuild.
5055 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5057 * layout.h (Layout::create_note): Add section_name parameter.
5058 * layout.cc (Layout::create_note): Likewise.
5059 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5061 2009-03-17 Ian Lance Taylor <iant@google.com>
5063 * descriptors.cc: Include "options.h".
5064 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5065 (Descriptors::open): Always use O_CLOEXEC when opening a new
5066 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5067 then set FD_CLOEXEC.
5069 * sparc.cc (class Target_sparc): Add has_got_section.
5070 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5071 make sure we have a GOT section.
5073 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5074 (Target_sparc::Scan::local): Likewise.
5075 (Target_sparc::Scan::global): Likewise.
5076 (Target_sparc::Relocate::relocate): Likewise.
5077 (Target_sparc::Relocate::relocate_tls): Likewise.
5079 * symtab.cc (Symbol_table::define_default_version): New function,
5080 broken out of add_from_object.
5081 (Symbol_table::add_from_object): Call define_default_version.
5082 (Symbol_table::define_special_symbol): Add resolve_oldsym
5083 parameter. Change all callers. If the version for a symbol comes
5084 from a version script, resolve it with the symbol with the same
5085 name with no version. Also add the symbol without a version if
5087 (do_define_in_output_data): If resolving with oldsym, don't delete
5089 (do_define_in_output_segment): Likewise.
5090 (do_define_as_constant): Likewise.
5091 * symtab.h (class Symbol_table): Update declarations.
5093 2009-03-13 Ian Lance Taylor <iant@google.com>
5095 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5096 (Read_symbols::requeue): New function.
5097 (Read_symbols::do_read_symbols): If make_elf_object fails because
5098 the target type is not configured, and the file was searched for,
5099 issue a warning and retry with the next directory.
5100 (Add_symbols::run): If the file has an incompatible format, and
5101 it was searched for, requeue the Read_symbols task. On error,
5103 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5104 dirindex parameter to constructor. Change all callers. Declare
5105 incompatible_warning and requeue.
5106 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5107 input_argument_ and input_group_ fields. Add them to
5108 constructor. Change all callers.
5109 (class Read_script): Add dirindex_ field. Add it to constructor.
5111 * archive.cc (Archive::setup): Remove input_objects parameter.
5113 (Archive::get_file_and_offset): Likewise.
5114 (Archive::read_all_symbols): Likewise.
5115 (Archive::read_symbols): Likewise.
5116 (Archive::get_elf_object_for_member): Remove input_objects
5117 parameter. Add punconfigured parameter. Change all callers.
5118 (Archive::add_symbols): Change return type to bool. Check return
5119 value of include_member.
5120 (Archive::include_all_members): Likewise.
5121 (Archive::include_member): Change return type to bool. Return
5122 false if first included object has incompatible target. Set
5123 included_member_ field.
5124 (Add_archive_symbols::run): If add_symbols returns false, requeue
5126 * archive.h (class Archive): Add included_member_ field.
5127 Initialize it in constructor. Add input_file and searched_for
5128 methods. Update declarations.
5129 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5130 input_argument_ fields. Add them to constructor. Change all
5132 * script.cc: Include "target-select.h".
5133 (class Parser_closure): Add skip_on_incompatible_target_ and
5134 found_incompatible_target_ fields. Add
5135 skip_on_incompatible_target parameter to constructor. Change all
5136 callers. Add methods skip_on_incompatible_target,
5137 clear_skip_on_incompatible_target, found_incompatible_target, and
5138 set_found_incompatible_target.
5139 (read_input_script): Add dirindex parameter. Change all callers.
5140 If parser finds an incompatible target, requeue Read_symbols
5142 (script_set_symbol): Clear skip_on_incompatible_target in
5144 (script_add_assertion, script_parse_option): Likewise.
5145 (script_start_sections, script_add_phdr): Likewise.
5146 (script_check_output_format): New function.
5147 * script.h (read_input_script): Update declaration.
5148 * script-c.h (script_check_output_format): Declare.
5149 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5150 (ignore_cmd): Remove OUTPUT_FORMAT.
5151 * fileread.cc (Input_file::Input_file): Add explicit this.
5152 (Input_file::will_search_for): New function.
5153 (Input_file::open): Add pindex parameter. Change all callers.
5154 * fileread.h (class Input_file): Add input_file_argument method.
5155 Declare will_search_for. Update declarations.
5156 * object.cc (make_elf_object): Add punconfigured parameter.
5158 * object.h (class Object): Make input_file public. Add
5159 searched_for method.
5160 (make_elf_object): Update declaration.
5161 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5163 * dirsearch.h (class Dirsearch): Update declaration.
5164 * options.h (class General_options): Add --warn-search-mismatch.
5165 * parameters.cc (Parameters::is_compatible_target): New function.
5166 * parameters.h (class Parameters): Declare is_compatible_target.
5167 * workqueue.cc (Workqueue::add_blocker): New function.
5168 * workqueue.h (class Workqueue): Declare add_blocker.
5170 * fileread.cc (Input_file::open): Remove options parameter.
5172 (Input_file::open_binary): Likewise.
5173 * script.cc (read_input_script): Likewise.
5174 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5175 options parameter from constructor. Change all callers.
5176 (class Read_script): Likewise.
5177 * fileread.h (class Input_file): Update declarations.
5178 * script.h (read_input_script): Update declaration.
5180 2009-03-10 Nick Clifton <nickc@redhat.com>
5182 * po/es.po: New Spanish translation.
5184 2009-03-06 Cary Coutant <ccoutant@google.com>
5186 * options.cc (parse_short_option): Keep dash_z from registering itself.
5188 2009-03-03 Ian Lance Taylor <iant@google.com>
5191 * target-reloc.h (relocate_section): Pass output_section to
5193 * i386.cc (Target_i386::should_apply_static_reloc): Add
5194 output_section parameter. Change all callers.
5195 (Target_i386::Relocate::relocate): Add output_section parameter.
5196 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5197 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5198 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5199 * testsuite/two_file_shared.sh: New script.
5200 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5201 (check_DATA): Add two_file_shared.dbg.
5202 (two_file_shared.dbg): New target.
5203 * testsuite/Makefile.in: Rebuild.
5205 2009-03-01 Ian Lance Taylor <iant@google.com>
5207 * configure.ac: Check for byteswap.h.
5208 * configure: Rebuild.
5209 * config.in: Rebuild.
5211 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5213 * layout.cc (Layout::find_or_add_kept_section): New function.
5214 (Layout::add_comdat): Removed.
5215 * layout.h (struct Kept_section): Move out of class Layout.
5216 Remove trailing underscores from field names. Add group_sections
5217 field. Rename group_ field to is_group. Change all uses.
5218 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5219 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5220 comdat_groups_ field.
5221 (Sized_relobj::include_section_group): Use
5222 find_or_add_kept_section and Kept_section::group_sections.
5223 (Sized_relobj::include_linkonce_section): Likewise.
5224 * object.cc (class Sized_relobj): Don't define Comdat_group or
5225 Comdat_group_table. Remove find_comdat_group and
5226 add_comdat_group. Remove comdat_groups_ field.
5227 * plugin.cc (include_comdat_group): Use
5228 Layout::find_or_add_kept_section.
5230 2009-02-28 Ian Lance Taylor <iant@google.com>
5232 * README: --gc-sections and map files are now supported. Document
5233 some build requirements.
5236 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5237 relocatable link set the value of the section symbol to zero.
5238 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5239 relocatable link don't include the section address in the local
5242 2009-02-27 Ian Lance Taylor <iant@google.com>
5245 * options.h (class Search_directory): Add is_system_directory.
5246 (class General_options): Declare is_in_system_directory.
5247 * options.cc (get_relative_sysroot): Make static.
5248 (get_default_sysroot): Make static.
5249 (General_optoins::is_in_system_directory): New function.
5250 * fileread.cc (Input_file::is_in_system_directory): New function.
5251 * fileread.h (class Input_file): Declare is_in_system_directory.
5252 * object.h (class Object): Add is_in_system_directory.
5253 (class Input_objects): Remove system_library_directory_ field.
5254 * object.cc (Input_objects::add_object): Don't set
5255 system_library_directory_.
5256 (input_objects::found_in_system_library_directory): Remove.
5257 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5258 parameter. Change all callers.
5259 (Symbol_table::sized_write_globals): Likewise.
5260 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5261 Call Object::is_in_system_directory.
5262 * symtab.h (class Symbol_table): Update declarations.
5265 * descriptors.h (Open_descriptor): Add is_on_stack field.
5266 * descriptors.cc (Descriptors::open): If the descriptor is on the
5267 top of the stack, remove it. Initialize is_on_stack field.
5268 (Descriptors::release): Only add pod to stack if it is not on the
5270 (Descriptors::close_some_descriptor): Clear stack_next and
5274 * output.cc (Output_section::find_starting_output_address): Rename
5275 from starting_output_address; add PADDR parameter; change return
5277 * output.h (class Output_section): Declare
5278 find_starting_output_address instead of starting_output_address.
5279 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5280 section symbol for which we can't find a merge section.
5283 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5284 hidden or internal, force the symbol to be local.
5285 * resolve.cc (Symbol::override_visibility): Define.
5286 (Symbol::override_base): Use override_visibility.
5287 (Symbol_table::resolve): Likewise.
5288 (Symbol::override_base_with_special): Likewise.
5289 (Symbol_table::override_with_special): If the visibility is hidden
5290 or internal, force the symbol to be local.
5291 * symtab.h (class Symbol): Add set_visibility and
5292 override_visibility.
5293 * testsuite/ver_test_1.sh: New file.
5294 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5295 (check_DATA): Add ver_test_1.syms.
5296 (ver_test_1.syms): New target.
5297 * testsuite/Makefile.in: Rebuild.
5299 2009-02-25 Cary Coutant <ccoutant@google.com>
5301 * layout.cc (Layout::choose_output_section): Don't rename sections
5302 when using a linker script that has a SECTIONS clause.
5303 * Makefile.in: Regenerate.
5305 * testsuite/Makefile.am (script_test_5.sh): New test case.
5306 * testsuite/Makefile.in: Regenerate.
5307 * testsuite/script_test_5.cc: New file.
5308 * testsuite/script_test_5.sh: New file.
5309 * testsuite/script_test_5.t: New file.
5311 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5313 * archive.cc (Archive::include_member): Update calls to add_symbols.
5314 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5315 the Layout argument.
5316 * dynobj.h (do_add_symbols): Add the Layout argument.
5317 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5319 * object.h (Object::add_symbols): Add the Layout argument.
5320 (Object::do_add_symbols): Add the Layout argument.
5321 (Sized_relobj::do_add_symbols): Add the Layout argument.
5322 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5323 Unify the two versions.
5324 (Add_plugin_symbols): Remove.
5325 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5326 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5327 (Add_plugin_symbols): Remove.
5328 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5329 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5330 (Add_symbols::run): Make it work with Pulginobj.
5332 2009-02-06 Ian Lance Taylor <iant@google.com>
5334 * object.cc (Sized_relobj::do_layout): Make info message start
5335 with lower case letter.
5337 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5339 * binary.cc: Fix file comment.
5341 * options.h (enum Incremental_disposition): Define.
5342 (class General_options): Add new options: --incremental,
5343 --incremental_changed, --incremental_unchanged,
5344 --incremental_unknown. Add incremental_disposition_ and
5345 implicit_incremental_ fields.
5346 (General_options::incremental_disposition): New function.
5347 (class Position_dependent_options): Add incremental_disposition
5349 (Position_dependent_options::copy_from_options): Set incremental
5351 * options.cc (General_options::parse_incremental_changed): New
5353 (General_options::parse_incremental_unchanged): New function.
5354 (General_options::parse_incremental_unknown): New function.
5355 (General_options::General_options): Initialize new fields
5356 incremental_disposition_ and implicit_incremental_.
5357 (General_options::finalize): Check for uasge of --incremental-*
5358 without --incremental.
5360 2009-02-06 Chris Demetriou <cgd@google.com>
5362 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5363 pointer and to report location as the file name associated with
5365 (gold_undefined_symbol_at_location): New function to replace the
5366 old gold_undefined_symbol functionality.
5367 * target-reloc.h (relocate_section): Update to use
5368 gold_undefined_symbol_at_location.
5369 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5370 Call gold_undefined_symbol function rather than gold_error.
5371 * errors.h (Errors::undefined_symbol): Take location as a
5372 string, rather than calculating it from a relocation.
5373 * errors.cc (Errors::fatal): Print "fatal error:" before the
5375 (Errors::error, Errors::error_at_location): Print "error: "
5376 before the formatted message.
5377 (Errors::undefined_symbol): Take location as a string, rather
5378 than calculating it from a relocation.
5379 (gold_undefined_symbol_at_location): New function akin to
5380 old gold_undefined_symbol, calculates location from relocation.
5381 (gold_undefined_symbol): Change to take only a Symbol pointer
5382 and to report location as the file name associated with the symbol.
5383 * testsuite/debug_msg.sh: Update for changed error messages.
5384 * testsuite/undef_symbol.sh: Likewise.
5386 2009-02-04 Duncan Sands <baldrick@free.fr>
5389 * reduced_debug_output.h
5390 (Output_reduced_debug_abbrev_section::failed): Use format for
5392 (Output_reduced_debug_info_section::faild): Likewise.
5394 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5396 * script.cc (Lazy_demangler): New class.
5397 (Version_script_info::get_symbol_version_helper): Demangle a
5400 2009-01-29 Cary Coutant <ccoutant@google.com>
5402 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5404 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5406 2009-01-28 Ian Lance Taylor <iant@google.com>
5408 * version.cc (version_string): Bump to 1.9.
5410 * gold.h: Include <cstring> and <stdint.h>.
5411 * version.cc: Include <cstdio>.
5412 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5414 * reduced_debug_output.cc (insert_into_vector): Rename from
5415 Insert_into_vector; change all callers. Use Swap_unaligned to
5416 avoid aliasing issue; remove union since it is unnecessary.
5418 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5420 * Makefile.am (CCFILES): Add gc.cc.
5422 * Makefile.in: Regenerate.
5423 * gold.cc (Gc_runner): New class.
5424 (queue_initial_tasks): Call garbage collection related tasks
5425 when corresponding options are invoked.
5426 (queue_middle_gc_tasks): New function.
5427 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5428 processed early before laying out sections during garbage collection.
5429 * gold.h (queue_middle_gc_tasks): New function.
5430 (is_prefix_of): Move from "layout.cc".
5431 * i386.cc (Target_i386::gc_process_relocs): New function.
5432 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5433 * main.cc (main): Create object of class "Garbage_collection".
5434 * object.cc (Relobj::copy_symbols_data): New function.
5435 (Relobj::is_section_name_included): New function.
5436 (Sized_relobj::do_layout): Allow this function to be called twice
5437 during garbage collection and defer layout of section during the
5439 * object.h (Relobj::get_symbols_data): New function.
5440 (Relobj::is_section_name_included): New function.
5441 (Relobj::copy_symbols_data): New function.
5442 (Relobj::set_symbols_data): New function.
5443 (Relobj::get_relocs_data): New function.
5444 (Relobj::set_relocs_data): New function.
5445 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5446 (Relobj::gc_process_relocs): New function.
5447 (Relobj::do_gc_process_relocs): New pure virtual function.
5448 (Relobj::sd_): New data member.
5449 (Sized_relobj::is_output_section_offset_invalid): New function.
5450 (Sized_relobj::do_gc_process_relocs): New function.
5451 * options.h (General_options::gc_sections): Modify to not be a no-op.
5452 (General_options::print_gc_sections): New option.
5453 * plugin.cc (Plugin_finish::run): Remove function call to
5454 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5455 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5456 * reloc.cc (Read_relocs::run): Add task to process relocs and
5457 determine unreferenced sections when doing garbage collection.
5458 (Gc_process_relocs): New class.
5459 (Sized_relobj::do_gc_process_relocs): New function.
5460 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5461 sections that are garbage collected.
5462 * reloc.h (Gc_process_relocs): New class.
5463 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5464 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5465 symbols whose corresponding sections are garbage collected.
5466 (Symbol_table::Symbol_table): Add new parameter for the garbage
5468 (Symbol_table::gc_mark_undef_symbols): New function.
5469 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5470 (Symbol_table::gc_mark_dyn_syms): New function.
5471 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5473 (Symbol_table::add_from_object): Likewise.
5474 (Symbol_table::add_from_relobj): When building shared objects, do not
5475 treat externally visible symbols as garbage.
5476 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5477 table information for static and relocatable links.
5478 * symtab.h (Symbol_table::set_gc): New function.
5479 (Symbol_table::gc): New function.
5480 (Symbol_table::gc_mark_undef_symbols): New function.
5481 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5482 (Symbol_table::gc_mark_dyn_syms): New function.
5483 (Symbol_table::gc_): New data member.
5484 * target.h (Sized_target::gc_process_relocs): New pure virtual
5486 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5487 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5489 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5491 * options.h (General_options::gc_sections): Define as a no-op for now.
5492 (General_options::no_keep_memory): Ditto.
5493 (General_options::Bshareable): Define.
5494 * options.cc (General_options::finalize): Honor -Bshareable.
5496 2009-01-20 Andreas Schwab <schwab@suse.de>
5498 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5499 read the value in the contents, since we don't use it. Use the
5500 template endianness when writing.
5501 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5503 2009-01-19 Andreas Schwab <schwab@suse.de>
5505 * configure.tgt (powerpc64-*): Fix targ_obj.
5507 2009-01-15 Ian Lance Taylor <iant@google.com>
5509 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5510 local symbols when stripping all symbols.
5512 2009-01-14 Cary Coutant <ccoutant@google.com>
5514 * output.cc (Output_reloc): Add explicit instantiations.
5516 2009-01-14 Cary Coutant <ccoutant@google.com>
5518 * archive.cc (Archive::get_elf_object_for_member): Remove call
5519 to File_read::claim_for_plugin.
5520 * descriptors.cc (Descriptors::open): Remove reference to
5522 (Descriptors::claim_for_plugin): Remove.
5523 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5524 (Descriptors::is_claimed): Remove.
5525 (claim_descriptor_for_plugin): Remove.
5526 * fileread.cc (File_read::claim_for_plugin): Remove.
5527 * fileread.h (File_read::claim_for_plugin): Remove.
5528 (File_read::descriptor): Reopen descriptor if necessary.
5529 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5530 (Plugin_manager::all_symbols_read): Add task parameter. Change
5532 (Plugin_manager::get_input_file): New function.
5533 (Plugin_manager::release_input_file): New function.
5534 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5535 corresponding data member.
5536 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5537 and pass to base constructor. Change all callers.
5538 (get_input_file, release_input_file): New functions.
5539 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5540 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5541 (Plugin_manager::all_symbols_read): Add task parameter.
5542 (Plugin_manager::get_input_file): New function.
5543 (Plugin_manager::release_input_file): New function.
5544 (Plugin_manager::task_): New data member.
5545 (Pluginobj::Pluginobj): Add filesize parameter.
5546 (Pluginobj::filename): New function.
5547 (Pluginobj::descriptor): New function.
5548 (Pluginobj::filesize): New function.
5549 (Pluginobj::filesize_): New data member.
5550 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5551 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5552 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5554 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5555 with archive libraries.
5556 * testsuite/Makefile.in: Regenerate.
5557 * testsuite/plugin_test.c (struct sym_info): New type.
5558 (get_input_file, release_input_file): New static variables.
5559 (onload): Capture new transfer vector entries.
5560 (claim_file_hook): Stop reading at end of file according to filesize.
5561 Factor out parsing of readelf output into separate function.
5562 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5563 APIs and get the source file name from the symbol table. Convert
5564 source file name to corresponding object file name. Print info
5565 message when adding new input files.
5566 (parse_readelf_line): New function.
5567 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5568 * testsuite/plugin_test_2.sh: Likewise.
5569 * testsuite/plugin_test_3.sh: Likewise.
5570 * testsuite/plugin_test_4.sh: New test case.
5572 2009-01-07 Ian Lance Taylor <iant@google.com>
5574 * version.cc (version_string): Bump to 1.8.
5576 2008-12-23 Cary Coutant <ccoutant@google.com>
5578 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5579 * plugin.cc (Plugin_manager::finish): Rename as
5580 layout_deferred_objects. Move cleanup to separate function.
5581 (Plugin_manager::cleanup): New function.
5582 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5584 * plugin.h (Plugin_manager::finish): Rename as
5585 layout_deferred_objects.
5586 (Plugin_manager::cleanup): New function.
5587 (Plugin_manager::cleanup_done): New field.
5589 2008-12-23 Cary Coutant <ccoutant@google.com>
5591 * plugin.cc (is_visible_from_outside): New function.
5592 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5593 so we don't return "IR only" status for exported symbols or -r links.
5595 * testsuite/Makefile.am (plugin_test_3): New test case.
5596 * testsuite/Makefile.in: Regenerate.
5597 * testsuite/plugin_test_3.sh: New file.
5599 2008-12-22 Cary Coutant <ccoutant@google.com>
5601 * object.cc (Sized_relobj::layout_section): New function.
5602 (Sized_relobj::do_layout): Defer layout of input sections until after
5603 plugin has provided replacement files.
5604 (Sized_relobj::do_layout_deferred_sections): New function.
5605 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5606 (Relobj::layout_deferred_sections): New function.
5607 (Relobj::do_layout_deferred_sections): New function.
5608 (Sized_relobj::do_layout_deferred_sections): New function.
5609 (Sized_relobj::layout_section): New function.
5610 (Sized_relobj::Deferred_layout): New structure.
5611 (Sized_relobj::deferred_layout_): New field.
5612 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5613 Change all callers. Layout deferred sections.
5614 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5616 (Plugin_hook::run): Move code from do_plugin_hook inline.
5617 (Plugin_hook::do_plugin_hook): Remove.
5618 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5619 (Plugin_manager::finish): Renamed, was cleanup.
5620 (Plugin_manager::should_defer_layout): New function.
5621 (Plugin_manager::add_deferred_layout_object): New function.
5622 (Plugin_manager::Deferred_layout_list): New type.
5623 (Plugin_manager::deferred_layout_objects_): New field.
5624 (Plugin_hook::do_plugin_hook): Remove.
5626 2008-12-17 Ian Lance Taylor <iant@google.com>
5628 * options.h (class General_options): Add --no case for
5631 2008-12-16 Cary Coutant <ccoutant@google.com>
5633 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5635 (Plugin_manager::claim_file): Create plugin object even if
5636 plugin did not call the add_symbols callback.
5637 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5638 asking for more symbols than were added.
5639 * testsuite/Makefile.am (plugin_test_1): Add test case with
5641 (empty.syms): New target.
5642 * testsuite/Makefile.in: Regenerate.
5643 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5644 message. Don't call add_symbols if no globals.
5645 (all_symbols_read_hook): Don't provide replacement for empty
5648 2008-12-12 Ian Lance Taylor <iant@google.com>
5650 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5651 r_type == 0 for a local symbol with r_sym == 0.
5652 (scan_relocatable_relocs): Pass r_sym to
5653 local_non_section_strategy.
5654 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5657 * configure.ac: Update test for TLS descriptors: they are
5658 supported as of glibc 2.9.
5659 * configure: Rebuild.
5661 2008-12-11 Ian Lance Taylor <iant@google.com>
5664 * target-reloc.h (Default_scan_relocatable_relocs): For each
5665 function, map r_type == 0 to RELOC_DISCARD.
5667 2008-12-10 Cary Coutant <ccoutant@google.com>
5669 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5670 object to override a kept COMDAT group from a plugin object.
5672 2008-12-09 Ian Lance Taylor <iant@google.com>
5675 * yyscript.y (file_cmd): Handle INPUT.
5677 * testsuite/initpri1.c: Change all declarations to be full
5678 prototypes by adding void, to avoid compiler warnings.
5680 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5682 * options.cc (General_options::parse_plugin_opt): New.
5683 (General_options::add_plugin): The argument now is just the filename.
5684 (General_options::add_plugin_option): New.
5685 * options.h (plugin_opt): New.
5686 (add_plugin): Change argument name.
5687 (add_plugin_option): New.
5688 * plugin.cc (Plugin::load): Don't parse the plugin option.
5689 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5690 (Plugin::add_option): New.
5691 (Plugin::args_): Change type.
5692 (Plugin::filename_): New.
5693 (Plugin_manager::add_plugin_option): New.
5694 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5695 * testsuite/Makefile.in: Regenerate.
5697 2008-12-05 Cary Coutant <ccoutant@google.com>
5699 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5700 Handle --strip-lto-sections option.
5701 * options.h (strip_lto_sections): New option.
5703 2008-12-01 Cary Coutant <ccoutant@google.com>
5705 * plugin.cc (ld_plugin_message): Change format parameter to const.
5706 Fix mismatch between new[] and delete.
5708 2008-11-14 Cary Coutant <ccoutant@google.com>
5710 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5713 2008-11-05 Craig Silverstein <csilvers@google.com>
5715 * options.cc (General_options::parse_dynamic_list): New function.
5716 * options.h (General_options): New flags dynamic_list,
5717 dynamic_list_data, dynamic_list_cpp_new, and
5718 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5719 (General_options::in_dynamic_list): New function.
5720 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5721 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5722 (Lex::can_continue_name): Likewise.
5724 (read_script_file): New parameter script_options.
5725 (read_dynamic_list): New function.
5726 (Script_options::define_dynamic_list): New function.
5727 (dynamic_list_keyword_parsecodes): New variable.
5728 (dynamic_list_keywords): New variable.
5729 * script.h (Script_options::define_dynamic_list): New function
5731 (read_dynamic_list): New function prototype.
5732 * symtab.cc (strprefix): New macro.
5733 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5734 dynamic_list_data, dynamic_list_cpp_new, and
5735 dynamic_list_cpp_typeinfo.
5736 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5737 (dynamic_list_expr): New rule.
5738 (dynamic_list_nodes): Likewise.
5739 (dynamic_list_node): Likewise.
5740 * testsuite/Makefile.am (dynamic_list): New test.
5741 * testsuite/Makefile.in: Regenerated.
5742 * testsuite/dynamic_list.t: New file.
5743 * testsuite/dynamic_list.sh: New file.
5745 2008-11-05 Craig Silverstein <csilvers@google.com>
5747 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5748 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5749 (t11_last): Likewise.
5750 * testsuite/ver_test_6.c (main): Likewise.
5752 2008-10-07 Cary Coutant <ccoutant@google.com>
5754 * options.c (General_options::finalize): Add check for -static and
5756 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5759 2008-10-02 Cary Coutant <ccoutant@google.com>
5761 * plugin.cc (make_sized_plugin_object): Fix conditional
5762 compilation to work when not all targets are enabled.
5764 2008-09-29 Cary Coutant <ccoutant@google.com>
5766 * archive.cc (Archive::get_file_and_offset): Use filename instead
5767 of name to get library path.
5768 (Archive::include_member): Unlock external member of a thin archive.
5770 * testsuite/Makefile.am (TEST_AR): New variable.
5771 (thin_archive_test_1): New test.
5772 (thin_archive_test_2): New test.
5773 * testsuite/Makefile.in: Regenerate.
5774 * testsuite/thin_archive_main.cc: New file.
5775 * testsuite/thin_archive_test_1.cc: New file.
5776 * testsuite/thin_archive_test_2.cc: New file.
5777 * testsuite/thin_archive_test_3.cc: New file.
5778 * testsuite/thin_archive_test_4.cc: New file.
5780 2008-09-29 Cary Coutant <ccoutant@google.com>
5782 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5783 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5785 (Sized_relobj::do_finalize_local_symbols): Likewise.
5786 (Sized_relobj::map_to_kept_section): Likewise.
5787 * object.h (Sized_relobj::invalid_address): New constant.
5788 (Sized_relobj::do_output_section_offset): Check for invalid_address
5790 * output.cc (Output_reloc::local_section_offset): Use constant
5791 invalid_address instead of -1U.
5792 (Output_reloc::get_address): Likewise.
5793 (Output_section::output_address): Change -1U to -1ULL.
5794 * output.h (Output_reloc::invalid_address): New constant.
5795 * reloc.cc (Sized_relobj::write_sections): Use constant
5796 invalid_address instead of -1U.
5797 (Sized_relobj::relocate_sections): Likewise.
5798 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5799 values for merge sections.
5800 * target-reloc.h (relocate_for_relocatable): Use constant
5801 invalid_address instead of -1U.
5803 2008-09-19 Cary Coutant <ccoutant@google.com>
5805 Add plugin functionality for link-time optimization (LTO).
5806 * configure.ac (plugins): Add --enable-plugins option.
5807 * configure: Regenerate.
5808 * config.in: Regenerate.
5809 * Makefile.am (LIBDL): New variable.
5810 (CCFILES): Add plugin.cc.
5811 (HFILES): Add plugin.h.
5812 (ldadd_var): Add LIBDL.
5813 * Makefile.in: Regenerate.
5815 * archive.cc: Include "plugin.h".
5816 (Archive::setup): Don't preread archive symbols when using a plugin.
5817 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5818 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5820 (Archive::include_member): Add symbols from plugin objects.
5821 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5822 * descriptors.cc (Descriptors::open): Check for file descriptors
5823 abandoned by plugins.
5824 (Descriptors::claim_for_plugin): New function.
5825 * descriptors.h (Descriptors::claim_for_plugin): New function.
5826 (Open_descriptor::is_claimed): New field.
5827 (claim_descriptor_for_plugin): New function.
5828 * fileread.cc (File_read::claim_for_plugin): New function.
5829 * fileread.h (File_read::claim_for_plugin): New function.
5830 (File_read::descriptor): New function.
5831 * gold.cc: Include "plugin.h".
5832 (queue_initial_tasks): Add task to call plugin hooks for generating
5834 * main.cc: Include "plugin.h".
5835 (main): Load plugin libraries.
5836 * object.h (Pluginobj): Declare.
5837 (Object::pluginobj): New function.
5838 (Object::do_pluginobj): New function.
5839 (Object::set_target): New function.
5840 * options.cc: Include "plugin.h".
5841 (General_options::parse_plugin): New function.
5842 (General_options::General_options): Initialize plugins_ field.
5843 (General_options::add_plugin): New function.
5844 * options.h (Plugin_manager): Declare.
5845 (General_options): Add --plugin option.
5846 (General_options::has_plugins): New function.
5847 (General_options::plugins): New function.
5848 (General_options::add_plugin): New function.
5849 (General_options::plugins_): New field.
5850 * plugin.cc: New file.
5851 * plugin.h: New file.
5852 * readsyms.cc: Include "plugin.h".
5853 (Read_symbols::do_read_symbols): Check for archive before checking
5854 for ELF file. Call plugin hooks to claim files.
5855 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5856 from a real object file; force override when processing replacement
5858 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5859 (Symbol::init_base_object): Likewise.
5860 (Symbol::init_base_output_data): Likewise.
5861 (Symbol::init_base_output_segment): Likewise.
5862 (Symbol::init_base_constant): Likewise.
5863 (Symbol::init_base_undefined): Likewise.
5864 (Symbol::output_section): Assert that object is not a plugin.
5865 (Symbol_table::add_from_pluginobj): New function.
5866 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5868 (Symbol_table::sized_write_globals): Likewise.
5869 (Symbol_table::add_from_pluginobj): Instantiate template.
5870 * symtab.h (Sized_pluginobj): Declare.
5871 (Symbol::in_real_elf): New function.
5872 (Symbol::set_in_real_elf): New function.
5873 (Symbol::in_real_elf_): New field.
5874 (Symbol_table::add_from_pluginobj): New function.
5876 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5877 (LIBDL): New variable.
5879 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5880 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5881 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5882 (MOSTLYCLEANFILES): Likewise.
5883 * testsuite/Makefile.in: Regenerate.
5884 * testsuite/plugin_test.c: New file.
5885 * testsuite/plugin_test_1.sh: New file.
5886 * testsuite/plugin_test_2.sh: New file.
5888 2008-09-16 Ian Lance Taylor <iant@google.com>
5890 * target-reloc.h (relocate_section): Check whether a symbol is
5891 defined by the ABI before reporting an undefined symbol error.
5892 * target.h (Target::is_defined_by_abi): Make parameter const.
5893 (Target::do_is_defined_by_abi): Likewise.
5894 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5895 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5896 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5897 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5898 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5899 * testsuite/Makefile.in: Rebuild.
5901 * fileread.cc (make_view): Add casts to avoid warning.
5903 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5905 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5906 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5908 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5910 * options.h (General_options::output_is_executable): New.
5911 (General_options::output_is_pie): New.
5912 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5913 for shared libraries.
5914 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5916 2008-09-11 Chris Demetriou <cgd@google.com>
5918 * options.h (origin): New -z option.
5919 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5920 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5923 2008-09-05 Cary Coutant <ccoutant@google.com>
5925 * fileread.cc (File_read::make_view): Add check for attempt to map
5928 2008-09-05 Cary Coutant <ccoutant@google.com>
5930 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5931 explicit instantiations.
5933 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5936 * options.cc (General_options::finalize): Allow undefined symbols
5937 in shlibs if linking -shared.
5940 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5941 symbols as not needing a dynsym entry.
5943 2008-08-20 Craig Silverstein <csilvers@google.com>
5945 * fileread.cc (File_read::open): Do not lock the file unless it
5946 was successfully opened.
5948 2008-08-14 Cary Coutant <ccoutant@google.com>
5950 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5951 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5952 * testsuite/tls_test.cc (struct int128): 128-bit struct
5953 for testing TLS relocs with non-zero addend.
5954 (v12): New TLS variable.
5956 (t_last): Add check for v12.
5957 * testsuite/tls_test.h (t12): New function.
5958 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5960 2008-08-13 Ian Lance Taylor <iant@google.com>
5962 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5963 set tls_segment_ or relro_segment_.
5964 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5966 * output.h (Output_section::clear_is_relro): New function.
5967 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5968 sections specially even when output_data_ is empty.
5969 (Output_segment::maximum_alignment): When first section is relro,
5970 only force alignment for PT_LOAD segments.
5971 * script.cc (script_data_segment_align): New function.
5972 (script_data_segment_relro_end): New function.
5973 * script-c.h (script_data_segment_align): Declare.
5974 (script_data_segment_relro_end): Declare.
5975 * script-sections.h (class Script_sections): Declare
5976 data_segment_align and data_segment_relro_end. Add fields
5977 segment_align_index_ and saw_relro_end_.
5978 * script-sections.cc (class Sections_element): Add set_is_relro
5979 virtual function. Add new bool* parameter to place_orphan_here.
5980 Add get_output_section virtual function.
5981 (class Output_section_definition): Add set_is_relro. Add new
5982 bool* parameter to place_orphan_here. Add get_output_section.
5983 Add is_relro_ field.
5984 (Output_section_definition::Output_section_definition): Initialize
5985 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5986 and is_relro_ fields.
5987 (Output_section_definition::place_orphan_here): Add is_relro
5989 (Output_section_definition::set_section_addresses): Set relro for
5991 (Output_section_definition::alternate_constraint): Likewise.
5992 (class Orphan_output_section): Add new bool* parameter to
5993 place_orphan_here. Add get_output_section.
5994 (Orphan_output_section::place_orphan_here): Add is_relro
5996 (Script_sections::Script_sections): Initialize
5997 data_segment_align_index_ and saw_relro_end_.
5998 (Script_sections::data_segment_align): New function.
5999 (Script_sections::data_segment_relro_end): New function.
6000 (Script_sections::place_orphan): Set or clear is_relro.
6001 (Script_sections::set_section_addresses): Force alignment of first
6003 * yyscript.y (exp): Call script_data_segment_align and
6004 script_data_segment_relro_end.
6005 * testsuite/relro_script_test.t: New file.
6006 * testsuite/relro_test.cc (using_script): Declare.
6007 (t1, t2): Test using_script.
6008 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6009 (relro_script_test_SOURCES): Define.
6010 (relro_script_test_DEPENDENCIES): Define.
6011 (relro_script_test_LDFLAGS): Define.
6012 (relro_script_test_LDADD): Define.
6013 (relro_script_test.so): New target.
6014 * testsuite/Makefile.in: Rebuild.
6016 2008-08-06 Cary Coutant <ccoutant@google.com>
6018 * archive.cc (Archive::total_archives, Archive::total_members)
6019 (Archive::total_members_loaded): New variables.
6020 (Archive::setup): Add parameter. Add option to preread
6022 (Archive::read_armap): Add counter.
6023 (Archive::get_file_and_offset): New function.
6024 (Archive::get_elf_object_for_member): New function.
6025 (Archive::read_all_symbols): New function.
6026 (Archive::read_symbols): New function.
6027 (Archive::add_symbols): Add counters.
6028 (Archive::include_all_members): Use armap to find members if it's
6030 (Archive::include_member): Skip reading symbols if already read.
6031 Factored code into Archive::get_file_and_offset and
6032 Archive::get_elf_object_for_member. Changed call to
6033 Mapfile::report_include_archive_member.
6034 (Archive::print_stats): New function.
6035 * archive.h: Declare Object and Read_symbols_data classes.
6036 (Archive::Archive): Add initializers for new members.
6037 (Archive::setup): Add parameter.
6038 (Archive::print_stats): New function.
6039 (Archive::total_archives, Archive::total_members)
6040 (Archive::total_members_loaded): New variables.
6041 (Archive::get_file_and_offset): New function.
6042 (Archive::get_elf_object_for_member): New function.
6043 (Archive::read_all_symbols): New function.
6044 (Archive::read_symbols): New function.
6045 (Archive::Archive_member): New class.
6046 (Archive::members_): New member.
6047 (Archive::num_members_): New member.
6048 * main.cc: Include archive.h.
6049 (main): Call Archive::print_stats.
6050 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6051 archive parameter; member_name is now the fully-decorated name.
6052 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6053 * options.h: (General_options): Add --preread-archive-symbols option.
6054 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6057 2008-08-04 Ian Lance Taylor <iant@google.com>
6059 * symtab.h (Symbol::use_plt_offset): New function.
6060 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6061 * powerpc.cc (Relocate::relocate): Likewise.
6062 * sparc.cc (Relocate::relocate): Likewise.
6063 * x86_64.cc (Relocate::relocate): Likewise.
6064 * testsuite/weak_plt.sh: New test.
6065 * testsuite/weak_plt_main.cc: New test.
6066 * testsuite/weak_plt_shared.cc: New test.
6067 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6068 (check_PROGRAMS): Add weak_plt.
6069 (check_DATA): Add weak_plt_shared.so.
6070 (weak_plt_main_pic.o, weak_plt): New targets.
6071 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6072 * testsuite/Makefile.in: Rebuild.
6074 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6076 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6077 * testsuite/Makefile.in: Rebuild.
6079 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6081 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6082 * Makefile.in: Regenerate.
6083 * po/POTFILES.in: Regenerate.
6085 2008-07-29 Ian Lance Taylor <iant@google.com>
6087 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6088 symbols before other symbols.
6089 * testsuite/script_test_2.cc (test_addr): Declare.
6090 (test_addr_alias): Declare.
6091 (main): Check that test_addr and test_addr_alias have the right
6093 * testsuite/script_test_2.t: Define test_addr_alias and
6096 2008-07-24 Ian Lance Taylor <iant@google.com>
6099 * descriptors.cc: New file.
6100 * descriptors.h: New file.
6101 * gold-threads.h (class Hold_optional_lock): New class.
6102 * fileread.cc: Include "descriptors.h".
6103 (File_read::~File_read): Release descriptor rather than closing
6105 (File_read::open) [file]: Call open_descriptor rather than open.
6106 Set is_descriptor_opened_.
6107 (File_read::open) [memory]: Assert that descriptor is not open.
6108 (File_read::reopen_descriptor): New function.
6109 (File_read::release): Release descriptor.
6110 (File_read::do_read): Make non-const. Reopen descriptor.
6111 (File_read::read): Make non-const.
6112 (File_read::make_view): Reopen descriptor.
6113 (File_read::do_readv): Likewise.
6114 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6115 Update declarations.
6116 * layout.cc: Include "descriptors.h".
6117 (Layout::create_build_id): Use open_descriptor rather than open.
6118 * output.cc: Include "descriptors.h".
6119 (Output_file::open): Use open_descriptor rather than open.
6120 * archive.cc (Archive::const_iterator): Change Archive to be
6122 (Archive::begin, Archive::end): Make non-const.
6123 (Archive::count_members): Likewise.
6124 * archive.h (class Archive): Update declarations.
6125 * object.h (Object::read): Make non-const.
6126 * Makefile.am (CCFILES): Add descriptors.cc.
6127 (HFILES): Add descriptors.h.
6128 * Makefile.in: Rebuild.
6131 * gold.h: Always include <clocale>. Add Solaris workarounds
6132 following code in binutils/sysdep.h.
6135 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6136 this->eh_frame_hdr_ is NULL before using it.
6138 * dynobj.cc (Versions::Versions): Update comment.
6140 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6141 the base version name.
6143 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6144 array size plus one.
6145 (Stringpool_template::set_string_offsets): Subtract one from key
6146 before using it as an array index.
6147 (Stringpool_template::get_offset_with_length): Likewise.
6148 (Stringpool_template::write_to_buffer): Likewise.
6149 * stringpool.h (Stringpool_template::get_offset_from_key):
6152 2008-07-23 Ian Lance Taylor <iant@google.com>
6155 * object.h (Merged_symbol_value::value): Do our best to handle a
6159 * script.cc (Version_script_info::get_versions): Don't add empty
6160 version tag to return value.
6161 (Version_script_info::get_symbol_version_helper): Change return
6162 type to bool. Add pversion parameter. Change all callers.
6163 (script_register_vers_node): Don't require a non-NULL tag.
6164 * script.h (class Version_script_info): Update declarations.
6165 (Version_script_info::get_symbol_version): Change return type to
6166 bool. Add version parameter. Change all callers.
6167 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6168 handling. Handle an empty version from a version script.
6169 (Symbol_table::define_special_symbol): Likewise.
6170 * testsuite/ver_test_10.script: New file.
6171 * testsuite/ver_test_10.sh: New file.
6172 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6173 (check_DATA): Add ver_test_10.syms.
6174 (ver_test_10.syms, ver_test_10.so): New target.
6175 * testsuite/Makefile.in: Rebuild.
6177 2008-07-23 Simon Baldwin <simonb@google.com>
6179 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6180 to zero for undefined symbols from dynamic libraries.
6182 2008-07-23 Ian Lance Taylor <iant@google.com>
6184 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6186 * symtab.h (class Symbol_table): Update declaration.
6187 * testsuite/ver_test_9.cc: New file.
6188 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6189 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6190 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6191 (ver_test_9.so, ver_test_9.o): New targets.
6192 * testsuite/Makefile.in: Rebuild.
6194 2008-07-22 Ian Lance Taylor <iant@google.com>
6196 * options.h (class General_options): Define --check-sections.
6197 * layout.cc (Layout::set_segment_offsets): Handle
6200 * options.h (class General_options): Define -n/--nmagic and
6202 * options.cc (General_options::finalize): For -n/--nmagic or
6203 -N/--omagic, set -static.
6204 * layout.cc (Layout::attach_allocated_section_to_segment): If
6205 -N/--omagic, don't put read-only and read-write sections in
6207 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6208 finding a read-only segment.
6209 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6210 don't set the minimum segment alignment to the common page size,
6211 and don't set the file offset to the address modulo the page size.
6212 * script-sections.cc (Script_sections::create_segments): If
6213 -n/--omagic, don't put read-only and read-write sections in
6216 * cref.cc: New file.
6218 * options.h (class General_options): Add --print-symbol-counts.
6219 * main.cc (main): Issue defined symbol report if requested.
6220 * archive.cc (Archive::interpret_header): Make into a const member
6222 (Archive::add_symbols): Call Input_objects::archive_start and
6224 (Archive::const_iterator): Define new class.
6225 (Archive::begin, Archive::end): New functions.
6226 (Archive::include_all_members): Rewrite to use iterator.
6227 (Archive::count_members): New function.
6228 * archive.h (class Archive): Update declarations.
6229 (Archive::filename): New function.
6230 * object.cc: Include "cref.h".
6231 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6232 (Sized_relobj::do_get_global_symbol_counts): New function.
6233 (Input_objects::add_object): Add object to cross-referencer.
6234 (Input_objects::archive_start): New function.
6235 (Input_objects::archive_stop): New function.
6236 (Input_objects::print_symbol_counts): New function.
6237 * object.h: Declare Cref and Archive.
6238 (Object::get_global_symbol_counts): New function.
6239 (Object::do_get_global_symbol_counts): New pure virtual function.
6240 (class Sized_relobj): Add defined_count_ field. Update
6242 (class Input_objects): Add cref_ field. Update constructor.
6243 Update declarations.
6244 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6246 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6248 (Sized_dynobj::do_get_global_symbol_counts): New function.
6249 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6250 defined_count_. Update declarations. Define Symbols typedef.
6251 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6252 parameter. Change all callers.
6253 (Symbol_table::add_from_dynobj): Add sympointers and defined
6254 parameters. Change all callers.
6255 * symtab.h (class Symbol_table): Update declarations.
6256 * Makefile.am (CCFILES): Add cref.cc.
6257 (HFILES): Add cref.h.
6258 * Makefile.in: Rebuild.
6260 2008-07-22 Simon Baldwin <simonb@google.com>
6262 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6263 to zero when writing undefined symbols.
6265 2008-07-22 Ian Lance Taylor <iant@google.com>
6267 * output.cc (Output_section::add_input_section): Don't try to
6268 merge empty merge sections.
6270 2008-07-21 Craig Silverstein <csilvers@google.com>
6272 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6273 Include symbol version in error message.
6275 2008-07-20 Chris Demetriou <cgd@google.com>
6277 * configure.ac (gold_cv_c_random_seed): New configured variable.
6278 (RANDOM_SEED_CFLAGS): New substituted variable.
6279 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6280 * configure: Rebuild.
6281 * Makefile.in: Likewise.
6282 * testsuite/Makefile.in: Likewise.
6284 2008-07-18 Ian Lance Taylor <iant@google.com>
6286 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6287 where we see NAME/NULL and NAME/VERSION as separate symbols.
6288 * testsuite/ver_test_main.cc (main): Call t4.
6289 (t4, t4_2a): Define.
6290 * testsuite/ver_test_2.cc (t4_2): Define.
6291 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6292 * testsuite/ver_test_4.cc (t4_2a): Define.
6293 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6294 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6296 2008-07-17 Ian Lance Taylor <iant@google.com>
6298 * dynobj.cc (Versions::add_def): If we give an error about a
6299 missing version, go ahead and create the version anyhow.
6301 2008-07-10 Ian Lance Taylor <iant@google.com>
6303 Handle output sections with more than 0x7fffffff bytes.
6304 * object.h (class Relobj): Change map_to_output_ to
6305 output_sections_, and just keep a section pointer. Change all
6306 uses. Move comdat group support to Sized_relobj.
6307 (Relobj::is_section_specially_mapped): Remove.
6308 (Relobj::output_section): Remove poff parameter. Change all
6310 (Relobj::output_section_offset): New function.
6311 (Relobj::set_section_offset): Rewrite.
6312 (Relobj::map_to_output): Remove.
6313 (Relobj::output_sections): New function.
6314 (Relobj::do_output_section_offset): New pure virtual function.
6315 (Relobj::do_set_section_offset): Likewise.
6316 (class Sized_relobj): Add section_offsets_ field. Add comdat
6317 group support from Relobj. Update declarations.
6318 (Sized_relobj::get_output_section_offset): New function.
6319 (Sized_relobj::do_output_section_offset): New function.
6320 (Sized_relobj::do_set_section_offset): New function.
6321 * object.cc (Relobj::output_section_address): Remove.
6322 (Sized_relobj::Sized_relobj): Initialize new fields.
6323 (Sized_relobj::include_section_group): Cast find_kept_object to
6325 (Sized_relobj::include_linkonce_section): Likewise.
6326 (Sized_relobj::do_layout): Use separate arrays for output section
6328 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6330 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6331 output_sections and section_offsets.
6332 (Sized_relobj::write_local_symbols): Likewise.
6333 (map_to_kept_section): Compute output address directly.
6334 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6335 output_sections and section_offsets.
6336 (Sized_relobj::write_sections): Likewise.
6337 (Sized_relobj::relocate_sections): Likewise.
6338 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6339 * output.h (class Output_reloc): Update declarations. Change
6340 u2_.relobj to Sized_relobj*.
6341 (class Output_data_reloc): Change add functions to use
6343 * output.cc (Output_reloc::Output_reloc): Change relobj to
6345 (Output_reloc::local_section_offset): Change return type to
6346 Elf_Addr. Use get_output_section_offset.
6347 (Output_reloc::get_address): Likewise.
6348 (Output_section::is_input_address_mapped): Don't call
6349 is_section_specially_mapped.
6350 (Output_section::output_offset): Likewise.
6351 (Output_section::output_address): Likewise.
6352 (Output_section::starting_output_address): Likewise.
6353 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6354 parameter to Sized_relobj*.
6355 (Copy_relocs::need_copy_reloc): Likewise.
6356 (Copy_relocs::save): Likewise.
6357 * copy-relocs.h (class Copy_relocs): Update declarations.
6358 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6359 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6360 * target-reloc.h (relocate_for_relocatable): Change
6361 offset_in_output_section type to Elf_Addr. Change code that uses
6363 * layout.cc (Layout::layout): Always set *off.
6364 * mapfile.cc (Mapfile::print_input_section): Use
6365 output_section_offset.
6366 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6368 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6369 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6370 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6372 2008-07-03 Ian Lance Taylor <iant@google.com>
6374 * layout.cc (Layout::include_section): Do not discard unrecognized
6375 SHT_STRTAB sections.
6377 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6379 * script.cc (Lex::can_continue_name): Make '?' allowable in
6380 version-script names.
6381 * testsuite/version_script.map: Change glob pattern to use '?'
6383 2008-06-30 Manish Singh <yosh@gimp.org>
6386 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6389 2008-06-30 Ian Lance Taylor <iant@google.com>
6393 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6394 versions]: Don't try to read the value in the contents, since we
6395 don't use it. Use the template endianness when writing.
6397 2008-06-25 Cary Coutant <ccoutant@google.com>
6399 * fileread.cc (File_read::make_view): Assert on zero-length view.
6400 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6401 symbol table when there are no symbols to read.
6403 2008-06-23 Craig Silverstein <csilvers@google.com>
6405 * version.cc (version_string): Bump to 1.7
6407 2008-06-18 Craig Silverstein <csilvers@google.com>
6409 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6410 constant 0xFFFF to type Valtype.
6411 (Powerpc_relocate_functions::rel16_ha): Likewise.
6413 2008-06-17 Ian Lance Taylor <iant@google.com>
6415 * output.h (Output_section::Input_section): Initialize p2align_ to
6416 zero for Output_section_data constructors.
6417 (Output_section::Input_section::addralign): If not an input
6418 section, return the alignment of the Output_section_data.
6419 * testsuite/copy_test.cc: New file.
6420 * testsuite/copy_test_1.cc: New file.
6421 * testsuite/copy_test_2.cc: New file.
6422 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6423 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6424 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6425 (copy_test_1_pic.o, copy_test_1.so): New targets.
6426 (copy_test_2_pic.o, copy_test_2.so): New targets.
6427 * testsuite/Makefile.in: Rebuild.
6429 * script-sections.cc (Script_sections::place_orphan): Initialize
6430 local variable exact.
6432 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6434 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6436 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6437 David S. Miller <davem@davemloft.net>
6439 * powerpc.cc: New file.
6440 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6441 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6442 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6443 * Makefile.in: Rebuild.
6445 2008-06-09 Ian Lance Taylor <iant@google.com>
6447 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6449 (throwing, orig_terminate): New static variables.
6450 (terminate_handler): New static function.
6451 (t2): Set terminate handler.
6453 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6456 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6459 2008-05-30 Cary Coutant <ccoutant@google.com>
6461 * archive.cc (Archive::include_all_members) Correct to step
6462 over symbol table and extended name table in thin archives.
6464 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6467 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6470 2008-05-28 Caleb Howe <cshowe@google.com>
6472 * reduced_debug_output.cc: New file.
6473 * reduced_debug_output.h: New file.
6474 * options.h (class General_options): Add --strip-debug-non-line.
6475 * options.cc (General_options::finalize): Add strip_debug_non_line
6476 to the strip heirarchy.
6477 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6479 * layout.cc: Include "reduced_debug_output.h".
6480 (Layout::Layout): Initialize new fields.
6481 (line_only_debug_sections): New static array.
6482 (is_lines_only_debug_sections): New static inline function.
6483 (Layout::include_section): Handle --strip-debug-non-line.
6484 (Layout::make_output_section): If --strip-debug-non-line, build
6485 new output sections for .debug_abbrev and .debug_info.
6486 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6487 gold. Warn about possible overflow.
6488 (read_signed_LEB_128): Likewise.
6489 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6490 (read_signed_LEB_128): Declare.
6491 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6492 (HFILES): Add reduced_debug_output.h.
6493 * Makefile.in: Rebuild.
6495 2008-05-21 Ian Lance Taylor <iant@google.com>
6497 * mapfile.cc: New file.
6498 * mapfile.h: New file.
6499 * options.h (class General_options): Add -M/--print-map and -Map.
6500 * options.cc (General_options::finalize): Make -M equivalent to
6502 * main.cc: Include <cstdio> and "mapfile.h".
6503 (main): Open mapfile if requested.
6504 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6505 constructor. Change caller.
6506 (queue_initial_tasks): Add mapfile parameter. Change caller.
6507 (queue_middle_tasks): Likewise.
6508 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6510 * archive.cc: Include "mapfile.h".
6511 (Archive::add_symbols): Add mapfile parameter. Change all
6512 callers. Pass mapfile, symbol, and reason to include_member.
6513 (Archive::include_all_members): Add mapfile parameter. Change all
6515 (Archive::include_member): Add mapfile, sym, and why parameters.
6516 Change all callers. Report inclusion to map file.
6517 * archive.h: Include "fileread.h".
6518 (class Archive): Update declarations.
6519 (Archive::file): New const method.
6520 (class Add_archive_symbols): Add mapfile_ field. Update
6521 constructor. Change all callers.
6522 * readsyms.h (class Read_symbols): Likewise.
6523 (class Finish_group): Likewise.
6524 (class Read_script): Likewise.
6525 * common.cc: Include "mapfile.h".
6526 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6528 (Symbol_table::do_allocate_commons): Likewise.
6529 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6530 symbol allocation to mapfile.
6531 * common.h (class Allocate_commons_task): Add mapfile_ field.
6532 Update constructor. Change all callers.
6533 * symtab.h (class Symbol_table): Update declarations.
6534 * layout.cc: Include "mapfile.h".
6535 (Layout_task_runner::run): Print information to mapfile.
6536 (Layout::create_gold_note): Change Output_data_fixed_space to
6537 Output_data_zero_fill.
6538 (Layout::create_build_id): Likewise.
6539 (Layout::print_to_mapfile): New function.
6540 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6541 constructor. Change caller.
6542 (class Layout): Declare print_to_mapfile.
6543 * output.cc (Output_section::Input_section::print_to_mapfile): New
6545 (Output_section::add_input_section): If producing a map, always
6546 add to input_sections_ list.
6547 (Output_section::do_print_to_mapfile): New function.
6548 (Output_segment::print_sections_to_mapfile): New function.
6549 (Output_segment::print_section_list_to_mapfile): New function.
6550 * output.h: Include "mapfile.h".
6551 (Output_data::print_to_mapfile): New function.
6552 (Output_data::do_print_to_mapfile): New virtual function.
6553 (Output_segment_headers::do_print_to_mapfile): New function.
6554 (Output_file_header::do_print_to_mapfile): New function.
6555 (Output_data_const::do_print_to_mapfile): New function.
6556 (class Output_data_const_buffer): Add map_name_ field. Update
6557 constructor. Change all callers. Add do_print_to_mapfile
6559 (class Output_data_fixed_space): Likewise.
6560 (class Output_data_space): Likewise.
6561 (class Output_data_zero_fill): New class.
6562 (Output_data_strtab::do_print_to_mapfile): New function.
6563 (Output_data_reloc_base::do_print_to_mapfile): New function.
6564 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6565 (Output_data_group::do_print_to_mapfile): New function.
6566 (Output_data_got::do_print_to_mapfile): New function.
6567 (Output_data_dynamic::do_print_to_mapfile): New function.
6568 (Output_symtab_xindex::do_print_to_mapfile): New function.
6569 (class Output_section): Declare do_print_to_mapflie. Declare
6570 print_to_mapfile in Input_section.
6571 (class Output_segment): Declare new functions.
6572 * object.h (Sized_relobj::symbol_count): New function.
6573 * script-sections.cc
6574 (Output_section_element_dot_assignment::set_section_addresses):
6575 Change Output_data_fixed_space to Output_data_zero_fill.
6576 (Output_data_expression::do_print_to_mapfile): New function.
6577 * script.cc (read_input_script): Add mapfile parameter. Change
6579 * script.h (read_input_script): Update declaration.
6580 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6581 (Eh_frame::do_print_to_mapfile): New function.
6582 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6583 (Output_merge_string::do_print_to_mapfile): New function.
6584 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6586 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6588 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6590 * Makefile.am (CCFILES): Add mapfile.cc.
6591 (HFILES): Add mapfile.h.
6592 * Makefile.in: Rebuild.
6594 2008-05-19 Ian Lance Taylor <iant@google.com>
6596 * options.h (class General_options): Add -z relro.
6597 * layout.cc (Layout::Layout): Initialize relro_segment_.
6598 (Layout::add_output_section_data): Return the output section.
6599 (Layout::make_output_section): Rcognize relro sections and mark
6601 (Layout::attach_allocated_section_to_segment): Put relro sections
6602 in a PT_GNU_RELRO segment.
6603 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6605 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6607 (Layout::linkonce_mapping): Map d.rel.ro.local to
6609 (Layout::output_section_name): Us .data.rel.ro.local for any
6610 section which begins with that.
6611 * layout.h (class Layout): Update add_output_section_data
6612 declaration. Add relro_segment_ field.
6613 * output.cc (Output_section::Output_section): Initialize is_relro_
6614 and is_relro_local_ fields.
6615 (Output_segment::add_output_section): Group relro sections.
6616 (Output_segment::is_first_section_relro): New function.
6617 (Output_segment::maximum_alignment): If there is a relro section,
6618 align the segment to the common page size.
6619 (Output_segment::set_section_addresses): Track whether we are
6620 looking at relro sections. If the last section is a relro
6621 section, align to the common page size.
6622 (Output_segment::set_section_list_addresses): Add in_relro
6623 parameter. Change all callers. Align to the page size when
6624 moving from relro to non-relro section.
6625 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6627 * output.h (class Output_section): Add is_relro_ and
6628 is_relro_local_ fields.
6629 (Output_section::is_relro): New function.
6630 (Output_section::set_is_relro): New function.
6631 (Output_section::is_relro_local): New function.
6632 (Output_section::set_is_relro_local): New function.
6633 (class Output_segment): Update declarations.
6634 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6635 * sparc.cc (Target_sparc::got_section): Likewise.
6636 * x86_64.cc (Target_x86_64::got_section): Likewise.
6637 * testsuite/relro_test_main.cc: New file.
6638 * testsuite/relro_test.cc: New file.
6639 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6640 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6641 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6642 (relro_test.so, relro_test_pic.o): New targets.
6643 * testsuite/Makefile.in: Rebuild.
6645 2008-05-16 Ian Lance Taylor <iant@google.com>
6647 * output.cc (Output_segment::add_output_section): Remove front
6649 * output.h (class Output_segment): Remove
6650 add_initial_output_section and overloaded add_output_section.
6651 Update declaration of remaining add_output_section.
6652 * layout.cc (Layout::create_interp): Call add_output_section
6653 rather than add_initial_output_section.
6654 (Layout::finish_dynamic_section): Likewise.
6656 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6657 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6658 know the dynamic type.
6659 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6660 field. Initialize it in constructor.
6661 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6662 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6663 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6666 * output.cc (Output_reloc::get_address): Change return type to
6668 * output.h (class Output_reloc): Update get_address declaration.
6669 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6670 for section addresses.
6672 2008-05-09 Ian Lance Taylor <iant@google.com>
6675 * gold.cc (gold_nomem): Use return value of write.
6677 2008-05-08 Ian Lance Taylor <iant@google.com>
6679 * symtab.c (Symbol::init_base_output_data): Add version
6680 parameter. Change all callers.
6681 (Symbol::init_base_output_segment): Likewise.
6682 (Symbol::init_base_constant): Likewise.
6683 (Symbol::init_base_undefined): Likewise.
6684 (Sized_symbol::init_output_data): Likewise.
6685 (Sized_symbol::init_output_segment): Likewise.
6686 (Sized_symbol::init_constant): Likewise.
6687 (Sized_symbol::init_undefined): Likewise.
6688 (Symbol_table::do_define_in_output_data): If the new symbol has a
6689 version, mark it as the default.
6690 (Symbol_table::do_define_in_output_segment): Likewise.
6691 (Symbol_table::do_define_as_constant): Likewise.
6692 * symtab.h (class Symbol): Update declarations.
6693 (class Sized_symbol): Likewise.
6694 * resolve.cc (Symbol::override_version): New function.
6695 (Symbol::override_base): Call override_version.
6696 (Symbol::override_base_with_special): Likewise.
6697 * testsuite/ver_script_8.script: New file.
6698 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6699 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6700 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6701 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6703 2008-05-06 Ian Lance Taylor <iant@google.com>
6706 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6708 (class General_options): Remove existing --undefined, and add
6709 --no-undefined instead. Add new --undefined as synonym for -u.
6710 * archive.cc (Archive::add_symbols): Check whether symbol was
6712 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6713 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6714 all uses. Add IS_UNDEFINED. Update declarations to split
6715 different versions of init_base. Declare init_base_undefined.
6716 (Symbol::is_defined): Handle IS_UNDEFINED.
6717 (Symbol::is_undefined): Likewise.
6718 (Symbol::is_weak_undefined): Call is_undefined.
6719 (Symbol::is_absolute): Handle IS_CONSTANT.
6720 (class Sized_symbol): Update declarations to split different
6721 versions of init. Declare init_undefined.
6722 (class Symbol_table): Declare new functions.
6723 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6725 (Symbol::init_base_output_data): Likewise.
6726 (Symbol::init_base_output_segment): Likewise.
6727 (Symbol::init_base_constant): Likewise.
6728 (Symbol::init_base_undefined): New function.
6729 (Sized_symbol::init_object): Rename from init. Change all
6731 (Sized_symbol::init_output_data): Likewise.
6732 (Sized_symbol::init_output_segment): Likewise.
6733 (Sized_symbol::init_constant): Likewise.
6734 (Sized_symbol::init_undefined): New function.
6735 (Symbol_table::add_undefined_symbols_from_command_line): New
6737 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6739 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6740 (Symbol::output_section): Likewise.
6741 (Symbol::set_output_section): Likewise.
6742 (Symbol_table::sized_finalize_symbol): Likewise.
6743 (Symbol_table::sized_write_globals): Likewise.
6744 * resolve.cc (Symbol_table::should_override): Likewise.
6745 (Symbol::override_base_with_special): Likewise.
6747 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6748 symbol, change it to have default visibility.
6749 * testsuite/protected_1.cc: New file.
6750 * testsuite/protected_2.cc: New file.
6751 * testsuite/protected_3.cc: New file.
6752 * testsuite/protected_main_1.cc: New file.
6753 * testsuite/protected_main_2.cc: New file.
6754 * testsuite/protected_main_3.cc: New file.
6755 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6756 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6757 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6758 (protected_1.so): New target.
6759 (protected_1_pic.o, protected_2_pic.o): New targets.
6760 (protected_3_pic.o): New target.
6761 (check_PROGRAMS): Add protected_2.
6762 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6763 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6764 * testsuite/Makefile.in: Rebuild.
6766 * options.h (DEFINE_var): Add set_user_set_##varname__.
6767 (DEFINE_bool_alias): New macro.
6768 (class General_options): Define -Bstatic using DEFINE_bool_alias
6769 rather than DEFINE_special. Add --undefined as an alias for -z
6771 * options.cc (General_options::parse_Bstatic): Remove.
6773 * options.h (class General_options): Add --fatal-warnings.
6774 * main.cc (main): Implement --fatal-warnings.
6775 * errors.h (Errors::warning_count): New function.
6777 * options.h (class General_options): Add -Bsymbolic-functions.
6778 * symtab.h (Symbol::is_preemptible): Check for
6779 -Bsymbolic-functions.
6781 2008-05-05 Ian Lance Taylor <iant@google.com>
6783 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6784 as noVARNAME rather than no-VARNAME.
6785 (class General_options): Add option -z combreloc.
6786 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6788 (Output_reloc::sort_before) [SHT_REL]: New function.
6789 (Output_reloc::sort_before) [SHT_RELA]: New function.
6790 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6791 Sort_relocs_comparison.
6792 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6793 parameter. Change all callers.
6794 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6795 sort_relocs parameter. Change all callers.
6796 * output.cc (Output_reloc::get_address): New function, broken out
6798 (Output_reloc::write_rel): Call it.
6799 (Output_reloc::compare): New function.
6800 (Output_data_reloc_base::do_write): Optionally sort relocs.
6802 * configure.ac: If targ_extra_obj is set, link it in.
6803 * configure.tgt: Initialize all variables.
6804 (x86_64*): Set targ_extra_obj and targ_extra_size.
6805 * configure: Rebuild.
6807 * object.cc (Sized_relobj::include_section_group): Adjust section
6808 indexes read from group data. Build vector to pass to
6810 * layout.cc (Layout::layout_group): Add flags and shndxes
6811 parameters. Remove contents parameter. Change caller. Update
6812 explicit instantiations.
6813 * layout.h (class Layout): Update layout_group declaration.
6814 * output.cc (Output_data_group::Output_data_group): Add flags and
6815 input_shndxes parameters. Remove contents parameter. Change
6817 (Output_data_group::do_write): Change input_sections_ to
6819 * output.h (class Output_data_group): Update constructor
6820 declaration. Rename input_sections_ to input_shndxes_.
6821 * testsuite/many_sections_test.cc: Add template.
6823 2008-04-30 Cary Coutant <ccoutant@google.com>
6825 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6827 * layout.cc (Layout::include_section): Refactored check for debug
6829 (Layout::add_comdat): Add new parameters. Change type
6830 of signature parameter. Add object and shndx to signatures table.
6831 (Layout::find_kept_object): New function.
6832 * layout.h: Include <cstring>.
6833 (Layout::is_debug_info_section): New function.
6834 (Layout::add_comdat): Add new parameters.
6835 (Layout::find_kept_object): New function.
6836 (Layout::Kept_section): New struct.
6837 (Layout::Signatures): Change type of map range.
6838 * object.cc (Relobj::output_section_address): New function.
6839 (Sized_relobj::include_section_group): Add new parameters. Change
6840 calls to Layout::add_comdat. Change to build table of kept comdat
6841 groups and table mapping discarded sections to kept sections.
6842 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6843 (Sized_relobj::do_layout): Change calls to include_section_group and
6844 include_linkonce_section.
6845 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6846 value to zero when section is discarded.
6847 (Sized_relobj::map_to_kept_section): New function.
6848 * object.h (Relobj::output_section_address): New function.
6849 (Relobj::Comdat_group): New type.
6850 (Relobj::find_comdat_group): New function.
6851 (Relobj::Comdat_group_table): New type.
6852 (Relobj::Kept_comdat_section): New type.
6853 (Relobj::Kept_comdat_section_table): New type.
6854 (Relobj::add_comdat_group): New function.
6855 (Relobj::set_kept_comdat_section): New function.
6856 (Relobj::get_kept_comdat_section): New function.
6857 (Relobj::comdat_groups_): New field.
6858 (Relobj::kept_comdat_sections_): New field.
6859 (Symbol_value::input_value): Update comment.
6860 (Sized_relobj::map_to_kept_section) New function.
6861 (Sized_relobj::include_linkonce_section): Add new parameter.
6862 * target-reloc.h (Comdat_behavior): New type.
6863 (get_comdat_behavior): New function.
6864 (relocate_section): Add code to map a discarded section to the
6865 corresponding kept section when applying a relocation.
6867 2008-04-30 Craig Silverstein <csilvers@google.com>
6869 * dwarf_reader.cc (next_generation_count): New static var.
6870 (Addr2line_cache_entry): New struct.
6871 (addr2line_cache): New static var.
6872 (Dwarf_line_info::one_addr2line): Added caching.
6873 (Dwarf_line_info::clear_addr2line_cache): New function.
6874 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6875 cache-size parameter.
6876 (Dwarf_line_info::one_addr2line_cache): New function.
6877 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6878 new cache-size argument to one_addr2line(), and clear cache.
6880 2008-04-28 Cary Coutant <ccoutant@google.com>
6882 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6883 R_386_PC8 relocations.
6885 2008-04-23 Ian Lance Taylor <iant@google.com>
6887 * object.cc (Sized_relobj::include_section_group): Check for
6888 invalid section group.
6890 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6893 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6894 than read for file header.
6895 * archive.cc (Archive::include_member): Likewise.
6897 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6899 * aclocal.m4: Regenerate.
6900 * configure: Regenerate.
6902 2008-04-19 Ian Lance Taylor <iant@google.com>
6904 * version.cc (version_string): Bump to 1.6.
6906 * testsuite/Makefile.am (many_sections_r_test): New target.
6907 (many_sections_r_test_SOURCES): Remove.
6908 (many_sections_r_test_DEPENDENCIES): Remove.
6909 (many_sections_r_test_LDFLAGS): Remove.
6910 (many_sections_r_test_LDADD): Remove.
6912 * object.cc (Sized_relobj::do_add_symbols): Always pass
6913 local_symbol_count_ to add_from_relobj.
6915 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6916 every thousand variables.
6917 * testsuite/Makefile.in: Rebuild.
6919 * object.cc (Xindex::initialize_symtab_xindex): New function.
6920 (Xindex::read_symtab_xindex): New function.
6921 (Xindex::sym_xindex_to_shndx): New function.
6922 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6924 (Sized_relobj::do_initialize_xindex): New function.
6925 (Sized_relobj::do_read_symbols): Adjust section links.
6926 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6927 parameter. Change all callers.
6928 (Sized_relobj::include_section_group): Adjust section links and
6929 symbol section indexes.
6930 (Sized_relobj::do_layout): Adjust section links.
6931 (Sized_relobj::do_count_local_symbols): Adjust section links and
6932 symbol section indexes.
6933 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6934 ordinary and special symbols.
6935 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6936 dynsym_xindex parameters. Change all callers. Adjust section
6937 links. Use SHN_XINDEX when needed.
6938 (Sized_relobj::get_symbol_location_info): Adjust section links.
6939 Don't get fooled by special symbols.
6940 * object.h (class Xindex): Define.
6941 (class Object): Add xindex_ parameter. Declare virtual functoin
6942 do_initialize_xindex.
6943 (Object::adjust_sym_shndx): New function.
6944 (Object::set_xindex): New protected function.
6945 (class Symbol_value): Add is_ordinary_shndx_ field.
6946 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6947 (Symbol_value::value): Assert ordinary section.
6948 (Symbol_value::initialize_input_to_output_map): Likewise.
6949 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6951 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6953 (class Sized_relobj): Update declarations.
6954 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6955 parameter. Change all callers.
6956 (Sized_relobj::adjust_shndx): New function.
6957 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6959 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6960 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6961 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6962 (Sized_dynobj::read_dynsym_section): Adjust section links.
6963 (Sized_dynobj::read_dynamic): Likewise.
6964 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6966 (Sized_dynobj::do_initialize_xindex): New function.
6967 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6968 do_initialize_xindex.
6969 (Sized_dynobj::adjust_shndx): New function.
6970 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6971 dynsym_xindex_ fields.
6972 (Layout::finalize): Add a call to set_section_indexes before
6973 creating the symtab sections.
6974 (Layout::set_section_indexes): Don't do anything if the section
6975 already has a section index.
6976 (Layout::create_symtab_sections): Add shnum parameter. Change
6977 caller. Create .symtab_shndx section if needed.
6978 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6980 (Layout::allocated_output_section_count): New function.
6981 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6983 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6984 fields. Update declarations.
6985 (Layout::symtab_xindex): New function.
6986 (Layout::dynsym_xindex): New function.
6987 (class Write_symbols_task): Add layout_ field.
6988 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6990 * output.cc (Output_section_headers::Output_section_headers): Add
6991 shstrtab_section parameter. Change all callers.
6992 (Output_section_headers::do_sized_write): Store overflow values
6993 for section count and section string table section index in
6994 section header zero.
6995 (Output_file_header::do_sized_write): Check for overflow of
6996 section count and section string table section index.
6997 (Output_symtab_xindex::do_write): New function.
6998 (Output_symtab_xindex::endian_do_write): New function.
6999 * output.h (class Output_section_headers): Add shstrtab_section_.
7000 Update declarations.
7001 (class Output_symtab_xindex): Define.
7002 (Output_section::has_out_shndx): New function.
7003 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7005 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7007 (Sized_symbol::init): Likewise.
7008 (Symbol::output_section): Check for ordinary symbol.
7009 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7010 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7012 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7013 Change all callers. Simplify handling of symbols from sections
7014 not included in the link.
7015 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7017 (Weak_alias_sorter::operator()): Assert that symbols are
7019 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7021 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7022 parameters. Change all callers.
7023 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7024 symbol distinction. Use SHN_XINDEX when needed.
7025 (Symbol_table::write_section_symbol): Add symtab_xindex
7026 parameter. Change all callers.
7027 (Symbol_table::sized_write_section_symbol): Likewise. Use
7028 SHN_XINDEX when needed.
7029 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7031 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7032 (Symbol::is_defined): Check is_ordinary.
7033 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7034 (Symbol::is_absolute, Symbol::is_common): Likewise.
7035 (class Sized_symbol): Update declarations.
7036 (class Symbol_table): Update declarations.
7037 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7038 parameters. Change all callers.
7039 (Sized_symbol::override): Likewise.
7040 (Symbol_table::override): Likewise.
7041 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7042 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7043 is_ordinary, and orig_st_shndx parameters. Change all callers.
7044 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7045 to be in an ordinary section.
7046 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7047 object and is_ordinary parameters. Change all callers.
7048 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7049 Change all callers. Don't add undefined or non-ordinary symbols
7051 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7053 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7055 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7056 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7057 (Sized_relobj::relocate_sections): Likewise.
7058 * target-reloc.h (scan_relocs): Adjust section symbol index.
7059 (scan_relocatable_relocs): Likewise.
7060 * i386.cc (Scan::local): Check for ordinary symbols.
7061 * sparc.cc (Scan::local): Likewise.
7062 * x86_64.cc (Scan::local): Likewise.
7063 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7064 to symbol_section_and_value.
7065 * testsuite/many_sections_test.cc: New file.
7066 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7067 (check_PROGRAMS): Add many_sections_test.
7068 (many_sections_test_SOURCES): Define.
7069 (many_sections_test_DEPENDENCIES): Define.
7070 (many_sections_test_LDFLAGS): Define.
7071 (BUILT_SOURCES): Add many_sections_define.h.
7072 (many_sections_define.h): New target.
7073 (BUILT_SOURCES): Add many_sections_check.h.
7074 (many_sections_check.h): New target.
7075 (check_PROGRAMS): Add many_sections_r_test.
7076 (many_sections_r_test_SOURCES): Define.
7077 (many_sections_r_test_DEPENDENCIES): Define.
7078 (many_sections_r_test_LDFLAGS): Define.
7079 (many_sections_r_test_LDADD): Define.
7080 (many_sections_r_test.o): New target.
7081 * testsuite/Makefile.in: Rebuild.
7083 2008-04-17 Cary Coutant <ccoutant@google.com>
7085 * errors.cc (Errors::info): New function.
7086 (gold_info): New function.
7087 * errors.h (Errors::info): New function.
7088 * gold.h (gold_info): New function.
7089 * object.cc (Input_objects::add_object): Print trace output.
7090 * options.cc (options::parse_set): New function.
7091 (General_options::parse_wrap): Deleted.
7092 (General_options::General_options): Deleted initializer.
7093 * options.h (options::String_set): New typedef.
7094 (options::parse_set): New function.
7095 (DEFINE_set): New macro.
7096 (General_options::wrap): Changed to use DEFINE_set. Changed
7097 callers of any_wrap_symbols and is_wrap_symbol.
7098 (General_options::trace, General_options::trace_symbol):
7100 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7101 (General_options::wrap_symbols_): Deleted.
7102 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7104 2008-04-17 David S. Miller <davem@davemloft.net>
7106 * options.cc (General_options::parse_V): New function.
7107 * options.h: Add entries for -V and -Qy.
7109 2008-04-17 Ian Lance Taylor <iant@google.com>
7111 * common.cc (Symbol_table::allocate_commons): Remove options
7112 parameter. Change caller.
7113 (Symbol_table::do_allocate_commons): Remove options parameter.
7114 Change caller. Just call do_allocate_commons_list twice.
7115 (Symbol_table::do_allocate_commons_list): New function, broken out
7116 of do_allocate_commons.
7117 * common.h (class Allocate_commons_task): Remove options_ field.
7119 * symtab.cc (Symbol_table::Symbol_table): Initialize
7121 (Symbol_table::add_from_object): Put TLS common symbols on
7123 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7124 which are IN_OUTPUT_DATA.
7125 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7126 allocate_commons and do_allocate_commons declarations. Declare
7127 do_allocate_commons_list.
7128 * gold.cc (queue_middle_tasks): Update creation of
7129 Allocate_commons_task to not pass options.
7130 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7131 (TLS_TEST_C_FLAGS): New variable.
7132 (tls_test_c_pic.o): New target.
7133 (tls_test_shared.so): Link in tls_test_c_pic.o.
7134 (tls_test_c_pic_ie.o): New target.
7135 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7136 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7137 (tls_test_c.o): New target.
7138 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7139 (tls_pic_test_LDADD): Likewise.
7140 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7141 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7142 (tls_test_c_gnu2.o): New target.
7143 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7145 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7146 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7147 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7148 * testsuite/tls_test.cc: Include "config.h".
7149 (t_last): Call t11_last.
7150 * testsuite/tls_test.h (t11, t11_last): Declare.
7151 * testsuite/tls_test_c.c: New file.
7152 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7153 * configure.ac: Check for OpenMP support.
7154 * configure, config.in, Makefile.in: Rebuild.
7155 * testsuite/Makefile.in: Rebuild.
7157 2008-04-16 Cary Coutant <ccoutant@google.com>
7159 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7160 (Target_i386::tls_base_symbol_defined_): New field.
7161 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7162 (Target_i386::Scan::global): Likewise.
7163 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7164 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7165 (Target_x86_64::tls_base_symbol_defined_): New field.
7166 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7167 (Target_x86_64::Scan::global): Likewise.
7169 2008-04-16 Cary Coutant <ccoutant@google.com>
7171 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7172 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7173 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7174 building shared libraries.
7175 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7176 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7177 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7178 * testsuite/Makefile.in: Rebuild.
7179 * testsuite/weak_undef.h: New file.
7180 * testsuite/weak_undef_file1.cc: Add extra test cases.
7181 * testsuite/weak_undef_file2.cc: Likewise.
7182 * testsuite/weak_undef_test.cc: Likewise.
7184 2008-04-16 David S. Miller <davem@davemloft.net>
7186 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7187 Add issued_non_pic_error_ field. Declare check_non_pic.
7188 (Target_sparc::Scan::check_non_pic): New function.
7189 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7190 (Target_sparc::Scan::global): Likewise.
7192 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7193 * configure: Rebuild.
7195 * options.h (DEFINE_enable): New macro.
7196 (new_dtags): New enable option.
7197 (initfirst, interpose, loadfltr, nodefaultlib,
7198 nodelete, nodlopen, nodump): New -z options.
7199 * layout.cc (Layout:finish_dynamic_section): If new
7200 dtags enabled, emit DT_RUNPATH. Also, emit a
7201 DT_FLAGS_1 containing any specified -z flags.
7203 2008-04-16 Ian Lance Taylor <iant@google.com>
7205 * copy-relocs.cc: New file.
7206 * copy-relocs.h: New file.
7207 * reloc.cc: Remove Copy_relocs code.
7208 * reloc.h: Likewise.
7209 * reloc-types.h (struct Reloc_types) [both versions]: Add
7210 get_reloc_addend_noerror.
7211 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7212 variants of add_global which take an addend which must be zero.
7213 * i386.cc: Include "copy-relocs.h".
7214 (class Target_i386): Change type of copy_relocs_ to variable,
7216 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7218 (Target_i386::do_finalize_sections): Change handling of
7220 * sparc.cc: Include "copy-relocs.h".
7221 (class Target_sparc): Change type of copy_relocs_ to variable,
7223 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7225 (Target_sparc::do_finalize_sections): Change handling of
7227 * x86_64.cc: Include "copy-relocs.h".
7228 (class Target_x86_64): Change type of copy_relocs_ to variable,
7230 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7231 class. Change all callers.
7232 (Target_x86_64::do_finalize_sections): Change handling of
7234 * Makefile.am (CCFILES): Add copy-relocs.cc.
7235 (HFILES): Add copy-relocs.h.
7237 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7239 * testsuite/script_test_4.sh: Permit leading zeroes.
7241 2008-04-15 Ian Lance Taylor <iant@google.com>
7243 * script-sections.cc (Script_sections::create_segments): Use
7244 header_size_adjustment even when there is enough room for the
7246 * testsuite/script_test_4.sh: New file.
7247 * testsuite/script_test_4.t: New file.
7248 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7249 (check_DATA): Add script_test_4.stdout.
7250 (MOSTLYCLEANFILES): Likewise.
7251 (script_test_4): New target.
7252 (script_test_4.stdout): New target.
7253 * testsuite/Makefile.in: Rebuild.
7255 * sparc.cc: Add definitions for Output_data_plt_sparc class
7258 2008-04-14 David S. Miller <davem@davemloft.net>
7260 * sparc.cc: New file.
7261 * Makefile.am (TARGETSOURCES): Add sparc.cc
7262 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7263 * configure.tgt: Document targ_extra_size and
7264 targ_extra_big_endian. Add entries for sparc-* and
7266 * configure.ac: Handle targ_extra_size and
7267 targ_extra_big_endian.
7268 * Makefile.in: Rebuild.
7269 * configure: Likewise.
7270 * po/POTFILES.in: Likewise.
7271 * po/gold.pot: Likewise.
7273 2008-04-14 Ian Lance Taylor <iant@google.com>
7275 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7276 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7277 in the name/type/flags to section mapping. Don't call
7278 allocate_output_section.
7279 (Layout::choose_output_section): Change parameter from adjust_name
7280 to is_input_section. Don't permit input sections after sections
7281 are attached to segments. Don't call allocate_output_section.
7282 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7283 not write_enable_output_section.
7284 (Layout::make_output_section): Don't push to
7285 unattached_section_list_ nor call attach_to_segment. Call
7286 attach_section_to_segment if sections are attached.
7287 (Layout::attach_sections_to_segments): New function.
7288 (Layout::attach_section_to_segment): New function.
7289 (Layout::attach_allocated_section_to_segment): Rename from
7290 attach_to_segment. Remove flags parameter.
7291 (Layout::allocate_output_section): Remove function.
7292 (Layout::write_enable_output_section): Remove function.
7293 * layout.h (class Layout): Update for above changes. Add new
7294 field sections_are_attached_.
7295 * output.h (Output_section::update_flags_for_input_section): New
7297 * output.cc (Output_section::add_input_section): Call
7298 update_flags_for_input_section.
7299 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7301 2008-04-11 Cary Coutant <ccoutant@google.com>
7303 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7304 thought unnecessary.
7305 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7307 2008-04-11 Ian Lance Taylor <iant@google.com>
7309 * output.h (class Output_section_data): Remove inline definition
7311 * output.cc (Output_section_data::set_addralign): New function.
7313 2008-04-11 Cary Coutant <ccoutant@google.com>
7315 Add support for TLS descriptors for i386 and x86_64.
7316 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7317 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7318 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7320 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7321 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7322 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7324 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7325 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7326 Fix problem with initial-exec relocations.
7327 (Target_i386::Relocate::relocate_tls): Likewise.
7328 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7330 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7331 support for section-plus-offset dynamic table entries.
7332 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7333 (Output_data_dynamic::Dynamic_entry): Add support for
7334 section-plus-offset dynamic table entries.
7335 (Output_data_dynamic::Classification): Likewise.
7336 (Output_data_dynamic::classification_): Renamed offset_.
7337 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7338 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7339 (Target_x86_64::make_plt_section): New function.
7340 (Target_x86_64::reserve_tlsdesc_entries): New function.
7341 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7342 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7343 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7344 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7345 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7346 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7347 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7348 add extra PLT entry for TLS descriptors.
7349 (Output_data_plt_x86_64::got_): New field.
7350 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7351 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7353 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7355 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7356 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7357 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7358 R_386_TLS_DESC_CALL relocations.
7359 (Target_x86_64::Scan::global): Likewise.
7360 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7361 for TLS descriptors.
7362 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7363 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7364 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7365 GD-to-IE relaxation.
7366 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7367 and TLS_DESCRIPTORS.
7368 * Makefile.in: Rebuild.
7369 * configure: Rebuild.
7370 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7371 (tls_test_shared2.so): New target.
7372 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7373 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7374 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7375 (tls_shared_gd_to_ie_test_LDADD): New variable.
7376 (tls_shared_gnu2_gd_to_ie_test): New target.
7377 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7379 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7380 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7381 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7382 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7383 (tls_shared_gnu2_test): New target.
7384 (tls_test_gnu2_shared.so): New target.
7385 (tls_shared_gnu2_test_SOURCES): New variable.
7386 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7387 (tls_shared_gnu2_test_LDFLAGS): New variable.
7388 (tls_shared_gnu2_test_LDADD): New variable.
7389 * testsuite/Makefile.in: Rebuild.
7390 * testsuite/Makefile.
7392 2008-04-11 Ian Lance Taylor <iant@google.com>
7394 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7396 * testsuite/Makefile.in: Rebuild.
7398 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7400 * testsuite/script_test_2.cc (main): Adjust test.
7402 2008-04-11 David S. Miller <davem@davemloft.net>
7403 Ian Lance Taylor <iant@google.com>
7405 * options.h (General_options): Add entries for '-Y' and
7407 * options.cc (General_options:finalize): If -Y was used, add those
7408 entries to the library path instead of the default "/lib" and
7411 2008-04-11 David S. Miller <davem@davemloft.net>
7413 * testsuite/justsyms.t: Start at 0x100.
7414 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7415 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7417 * testsuite/script_test_2.cc: Adjust string and section length
7420 2008-04-09 Ian Lance Taylor <iant@google.com>
7423 * script-sections.cc (Sections_element::allocate_to_segment): Add
7425 (Output_section_definition::allocate_to_segment): Likewise.
7426 (Orphan_output_section::allocate_to_segment): Likewise.
7427 (Script_sections::attach_sections_using_phdrs_clause): Don't
7428 propagate non-PT_LOAD segments to orphan sections.
7429 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7430 readelf rather than objdump.
7431 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7432 .interp section and PT_INTERP segment are the same size.
7433 * testsuite/Makefile.in: Rebuild.
7435 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7436 aliases for symbols defined in the same object.
7437 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7438 (weak_alias_test_SOURCES): New variable.
7439 (weak_alias_test_DEPENDENCIES): New variable.
7440 (weak_alias_test_LDFLAGS): New variable.
7441 (weak_alias_test_LDADD): New variable.
7442 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7443 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7444 (weak_alias_test_3.o): New target.
7445 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7446 * testsuite/weak_alias_test_main.cc: New file.
7447 * testsuite/weak_alias_test_1.cc: New file.
7448 * testsuite/weak_alias_test_2.cc: New file.
7449 * testsuite/weak_alias_test_3.cc: New file.
7451 2008-04-08 Ian Lance Taylor <iant@google.com>
7453 * options.h (class General_options): Add --noinhibit-exec option.
7454 * main.cc (main): Check --noinhibit-exec.
7456 * options.h (class General_options): Define --wrap as a special
7457 option. Add wrap_symbols_ field.
7458 (General_options::any_wrap_symbols): New function.
7459 (General_options::is_wrap_symbol): New function.
7460 * options.cc (General_options::parse_wrap): New function.
7461 (General_options::General_options): Initialize wrap_symbols_.
7462 * symtab.cc (Symbol_table::wrap_symbol): New function.
7463 (Symbol_table::add_from_object): Handle --wrap.
7464 * symtab.h (class Symbol_table): Declare wrap_symbol.
7465 * target.h (Target::wrap_char): New function.
7466 (Target::Target_info): Add wrap_char field.
7467 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7468 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7469 * testsuite/testfile.cc (Target_test::test_target_info):
7472 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7475 * layout.h (class Layout): Add added_eh_frame_data_ field.
7476 * layout.cc (Layout::Layout): Initialize new field.
7477 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7478 output section until we find a section we merged successfully.
7479 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7480 that the size be non-zero.
7482 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7485 2008-04-08 Craig Silverstein <csilvers@google.com>
7487 * configure.ac: Export new conditional variable HAVE_ZLIB.
7488 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7490 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7491 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7493 2008-04-07 Ian Lance Taylor <iant@google.com>
7495 * version.cc (version_string): Set to "1.5".
7497 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7498 Add issued_non_pic_error_ field. Declare check_non_pic.
7499 (Target_x86_64::Scan::check_non_pic): New function.
7500 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7501 (Target_x86_64::Scan::global): Likewise.
7503 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7504 addend parameter. Change caller. Handle merge sections.
7505 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7506 Address to Addend. Don't add in the result of
7507 local_section_offset, pass down the addend and use the returned
7509 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7510 Update declarations of local_section_offset and symbol_value.
7511 * testsuite/two_file_test_1.cc (t18): New function.
7512 * testsuite/two_file_test_2.cc (f18): New function.
7513 * testsuite/two_file_test_main.cc (main): Call t18.
7514 * testsuite/two_file_test.h (t18, f18): Declare.
7516 * configure.ac: Don't test for objdump, c++filt, or readelf.
7517 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7519 (TEST_READELF): New variable.
7520 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7521 (check_PROGRAMS): Add two_file_strip_test.
7522 (two_file_strip_test): New target.
7523 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7524 (two_file_same_shared_strip_test_SOURCES): New variable.
7525 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7526 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7527 (two_file_same_shared_strip_test_LDADD): New variable.
7528 (two_file_shared_strip.so): New target.
7529 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7530 (ver_test_5.syms, ver_test_7.syms): Likewise.
7531 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7532 (strip_test_3.stdout): Use TEST_OBJDUMP.
7533 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7535 2008-04-04 Cary Coutant <ccoutant@google.com>
7537 * symtab.h (Symbol::is_weak_undefined): New function.
7538 (Symbol::is_strong_undefined): New function.
7539 (Symbol::is_absolute): New function.
7540 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7541 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7543 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7544 (weak_undef_test): New target.
7545 * testsuite/Makefile.in: Rebuild.
7546 * testsuite/weak_undef_file1.cc: New file.
7547 * testsuite/weak_undef_file2.cc: New file.
7548 * testsuite/weak_undef_test.cc: New file.
7550 2008-04-03 Craig Silverstein <csilvers@google.com>
7552 * compressed_output.h (class Output_compressed_section): Use
7554 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7556 (zlib_compressed_suffix): Removed.
7557 (Output_compressed_section::set_final_data_size): Use unsigned
7559 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7560 Fix linker invocation.
7561 (flagstest_o_specialfile_and_compress_debug_sections):
7563 * testsuite/Makefile.in: Regenerated.
7565 2008-04-02 David S. Miller <davem@davemloft.net>
7567 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7568 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7570 2008-04-02 Craig Silverstein <csilvers@google.com>
7574 2008-04-02 Ian Lance Taylor <iant@google.com>
7576 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7577 parameters. Update for new key type to views_. Change all
7579 (File_read::read): Adjust for byteshift in returned view.
7580 (File_read::add_view): New function, broken out of
7582 (File_read::make_view): New function, broken out of
7584 (File_read::find_or_make_view): Add offset and aligned
7585 parameters. Rewrite accordingly. Change all callers.
7586 (File_read::get_view): Add offset and aligned parameters. Adjust
7587 for byteshift in return value.
7588 (File_read::get_lasting_view): Likewise.
7589 * fileread.h (class File_read): Update declarations.
7590 (class File_read::View): Add byteshift_ field. Add byteshift to
7591 constructor. Add byteshift method.
7592 * archive.h (Archive::clear_uncached_views): New function.
7593 (Archive::get_view): Add aligned parameter. Change all callers.
7594 * object.h (Object::get_view): Add aligned parameter. Change all
7596 (Object::get_lasting_view): Likewise.
7598 * fileread.cc (File_read::release): Don't call clear_views if
7599 there are multiple objects.
7600 * fileread.h (File_read::clear_uncached_views): New function.
7601 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7604 2008-03-31 Cary Coutant <ccoutant@google.com>
7606 Add thin archive support.
7607 * archive.cc (Archive::armagt): New const.
7608 (Archive::setup): Remove task parameter and calls to unlock.
7609 (Archive::unlock_nested_archives): New function.
7610 (Archive::read_header): Add nested_off parameter. Change
7612 (Archive::interpret_header): Likewise.
7613 (Archive::include_all_members): Change to handle thin
7615 (Archive::include_member): Likewise.
7616 * archive.h (Archive::Archive): Add new parameters and
7618 (Archive::armagt): New const.
7619 (Archive::setup): Remove task parameter.
7620 (Archive::unlock_nested_archives): New function.
7621 (Archive::read_header): Add nested_off parameter.
7622 (Archive::interpret_header): Likewise.
7623 (Archive::Nested_archive_table): New typedef.
7624 (Archive::is_thin_archive_): New field.
7625 (Archive::nested_archives_): New field.
7626 (Archive::options_): New field.
7627 (Archive::dirpath_): New field.
7628 (Archive::task_): New field.
7629 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7630 for thin archives. Pass additional parameters to
7631 Archive::Archive. Unlock the archive file after calling
7634 2008-03-29 Ian Lance Taylor <iant@google.com>
7636 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7637 version symbol to be local.
7638 * testsuite/ver_test_4.sh: New file.
7639 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7640 (check_DATA): Add ver_test_4.syms.
7641 (ver_test_4.syms): New target.
7642 * testsuite/Makefile.in: Rebuild.
7645 (Output_section::Input_section_sort_entry::has_priority): New
7647 (Output_section::Input_section_sort_entry::match_file_name): New
7649 (Output_section::Input_section_sort_entry::match_section_name):
7651 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7653 (Output_section::Input_section_sort_entry::match_section_file):
7655 (Output_section::Input_section_sort_compare::operator()): Rewrite
7656 using new Input_section_sort_entry functions. Sort crtbegin and
7657 crtend first. Sort sections with no priority before sections with
7659 * testsuite/initpri1.c (d3): Check j != 4.
7660 (cd5): New constructor/destructor function.
7661 (main): Check j != 2.
7663 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7664 new symbol when resolving, don't call set_is_default.
7665 * testsuite/ver_test_7.cc: New file.
7666 * testsuite/ver_test_7.sh: New file.
7667 * testsuite/Makefile.am (ver_test_7.so): New target.
7668 (ver_test_7.o): New target.
7669 (check_SCRIPTS): Add ver_test_7.sh.
7670 (check_DATA): Add ver_test_7.syms.
7671 (ver_test_7.syms): New target.
7673 2008-03-28 Ian Lance Taylor <iant@google.com>
7675 * layout.cc (Layout::layout): If we see an input section with a
7676 name that needs sorting, set the must_sort flag for the output
7678 (Layout::make_output_section): If the name of the output section
7679 indicates that it might require sorting, set the may_sort flag.
7680 * output.h (Output_section::may_sort_attached_input_sections): New
7682 (Output_section::set_may_sort_attached_input_sections): New
7684 (Output_section::must_sort_attached_input_sections): New
7686 (Output_section::set_must_sort_attached_input_sections): New
7688 (class Output_section): Declare Input_section_sort_entry. Define
7689 Input_section_sort_compare. Declare
7690 sort_attached_input_sections. Add new fields:
7691 may_sort_attached_input_sections_,
7692 must_sort_attached_input_sections_,
7693 attached_input_sections_are_sorted_.
7694 * output.cc (Output_section::Output_section): Initialize new
7696 (Output_section::add_input_section): Add an entry to
7697 input_sections_ if may_sort or must_sort are true.
7698 (Output_section::set_final_data_size): Call
7699 sort_attached_input_sections if necessary.
7700 (Output_section::Input_section_sort_entry): Define new class.
7701 (Output_section::Input_section_sort_compare::operator()): New
7703 (Output_section::sort_attached_input_sections): New function.
7704 * configure.ac: Check whether the compiler supports constructor
7705 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7706 * testsuite/initpri1.c: New file.
7707 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7708 CONSTRUCTOR_PRIORITY.
7709 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7710 (initpri1_LDFLAGS): New variable.
7711 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7713 2008-03-27 Ian Lance Taylor <iant@google.com>
7715 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7716 * testsuite/common_test_1.c: New file.
7717 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7718 (common_test_1_SOURCES): New variable.
7719 (common_test_1_DEPENDENCIES): New variable.
7720 (common_test_1_LDFLAGS): New variable.
7722 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7723 and commons_ correctly when NAME/VERSION does not override
7725 * testsuite/ver_test_6.c: New file.
7726 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7727 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7728 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7730 2008-03-26 Ian Lance Taylor <iant@google.com>
7732 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7733 of an undefined symbol from a version script.
7734 * testsuite/Makefile.am (ver_test_5.so): New target.
7735 (ver_test_5.o): New target.
7736 (check_SCRIPTS): Add ver_test_5.sh.
7737 (check_DATA): Add ver_test_5.syms.
7738 (ver_test_5.syms): New target.
7739 * testsuite/ver_test_5.cc: New file.
7740 * testsuite/ver_test_5.script: New file.
7741 * testsuite/ver_test_5.sh: New file.
7742 * Makefile.in, testsuite/Makefile.in: Rebuild.
7745 Fix problems building gold with gcc 4.3.0.
7746 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7747 (gold_error_at_location, gold_warning_at_location): Use it.
7748 * configure.ac: Check whether we can compile and use a template
7749 function with a printf attribute.
7750 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7751 when jumping over bytes.
7752 * object.cc: Instantiate Object::read_section_data.
7753 * debug.h: Include <cstring>
7754 * dwarf_reader.cc: Include <algorithm>
7755 * main.cc: Include <cstring>.
7756 * options.cc: Include <cstring>.
7757 * output.cc: Include <cstring>.
7758 * script.cc: Include <cstring>.
7759 * script.h: Include <string>.
7760 * symtab.cc: Include <cstring> and <algorithm>.
7761 * target-select.cc: Include <cstring>.
7762 * version.cc: Include <string>.
7763 * testsuite/testmain.cc: Include <cstdlib>.
7764 * configure, config.in: Rebuild.
7766 2008-03-25 Ian Lance Taylor <iant@google.com>
7768 * options.cc: Include "../bfd/bfdver.h".
7769 (options::help): Print bug reporting address.
7771 * version.cc (print_version): Adjust output for current value of
7776 * options.cc (options::help): Print list of supported targets.
7777 * target-select.h: Include <vector>.
7778 (class Target_selector): Make machine_, size_, and is_big_endian_
7779 fields const. Add bfd_name_ and instantiated_target_ fields.
7780 (Target_selector::Target_selector): Add bfd_name parameter.
7781 (Target_selector::recognize): Make non-virtual, call
7783 (Target_selector::recognize_by_name): Make non-virtual, call
7784 do_recognize_by_name.
7785 (Target_selector::supported_names): New function.
7786 (Target_selector::bfd_name): New function.
7787 (Target_selector::do_instantiate_target): New pure virtual
7789 (Target_selector::do_recognize): New virtual function.
7790 (Target_selector::do_recognize_by_name): New virtual function.
7791 (Target_selector::instantiate_target): New private function.
7792 (supported_target_names): Declare.
7793 * target-select.cc (Target_selector::Target_selector): Update for
7794 new parameter and fields.
7795 (select_target_by_name): Check that the name matches before
7796 calling recognize_by_name.
7797 (supported_target_names): New function.
7798 * i386.cc (class Target_selector_i386): Update Target_selector
7799 constructor call. Remove recognize and recognize_by_name. Add
7800 do_instantiate_target.
7801 * x86_64.cc (class Target_selector_x86_64): Likewise.
7802 * testsuite/testfile.cc (class Target_selector_test): Update for
7803 changes to Target_selector.
7805 * README: Rewrite, with some notes on unsupported features.
7807 2008-03-24 Cary Coutant <ccoutant@google.com>
7809 * i386.cc (Target_i386::Got_type): New enum declaration.
7810 (Target_i386::Scan::local): Updated callers of Output_data_got
7812 (Target_i386::Scan::global): Likewise.
7813 (Target_i386::Relocate::relocate): Likewise.
7814 (Target_i386::Relocate::relocate_tls): Likewise.
7815 * object.h (Got_offset_list): New class.
7816 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7817 (Sized_relobj::local_got_offset): Likewise.
7818 (Sized_relobj::set_local_got_offset): Likewise.
7819 (Sized_relobj::local_has_tls_got_offset): Removed.
7820 (Sized_relobj::local_tls_got_offset): Removed.
7821 (Sized_relobj::set_local_tls_got_offset): Removed.
7822 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7823 * output.cc (Output_data_got::add_global): Added got_type parameter.
7824 (Output_data_got::add_global_with_rel): Likewise.
7825 (Output_data_got::add_global_with_rela): Likewise.
7826 (Output_data_got::add_global_pair_with_rel): New function.
7827 (Output_data_got::add_global_pair_with_rela): New function.
7828 (Output_data_got::add_local): Added got_type parameter.
7829 (Output_data_got::add_local_with_rel): Likewise.
7830 (Output_data_got::add_local_with_rela): Likewise.
7831 (Output_data_got::add_local_pair_with_rel): New function.
7832 (Output_data_got::add_local_pair_with_rela): New function.
7833 (Output_data_got::add_global_tls): Removed.
7834 (Output_data_got::add_global_tls_with_rel): Removed.
7835 (Output_data_got::add_global_tls_with_rela): Removed.
7836 (Output_data_got::add_local_tls): Removed.
7837 (Output_data_got::add_local_tls_with_rel): Removed.
7838 (Output_data_got::add_local_tls_with_rela): Removed.
7839 * output.h (Output_data_got::add_global): Added got_type parameter.
7840 (Output_data_got::add_global_with_rel): Likewise.
7841 (Output_data_got::add_global_with_rela): Likewise.
7842 (Output_data_got::add_global_pair_with_rel): New function.
7843 (Output_data_got::add_global_pair_with_rela): New function.
7844 (Output_data_got::add_local): Added got_type parameter.
7845 (Output_data_got::add_local_with_rel): Likewise.
7846 (Output_data_got::add_local_with_rela): Likewise.
7847 (Output_data_got::add_local_pair_with_rel): New function.
7848 (Output_data_got::add_local_pair_with_rela): New function.
7849 (Output_data_got::add_global_tls): Removed.
7850 (Output_data_got::add_global_tls_with_rel): Removed.
7851 (Output_data_got::add_global_tls_with_rela): Removed.
7852 (Output_data_got::add_local_tls): Removed.
7853 (Output_data_got::add_local_tls_with_rel): Removed.
7854 (Output_data_got::add_local_tls_with_rela): Removed.
7855 * resolve.cc (Symbol::override_base_with_special): Removed
7856 reference to has_got_offset_ field.
7857 * symtab.cc (Symbol::init_fields): Replaced initialization
7858 of got_offset_ with got_offsets_. Removed initialization
7860 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7861 (Symbol::got_offset): Likewise.
7862 (Symbol::set_got_offset): Likewise.
7863 (Symbol::has_tls_got_offset): Removed.
7864 (Symbol::tls_got_offset): Removed.
7865 (Symbol::set_tls_got_offset): Removed.
7866 (Symbol::got_offset_): Removed.
7867 (Symbol::tls_mod_got_offset_): Removed.
7868 (Symbol::tls_pair_got_offset_): Removed.
7869 (Symbol::got_offsets_): New field.
7870 (Symbol::has_got_offset): Removed.
7871 (Symbol::has_tls_mod_got_offset): Removed.
7872 (Symbol::has_tls_pair_got_offset): Removed.
7873 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7874 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7876 (Target_x86_64::Scan::global): Likewise.
7877 (Target_x86_64::Relocate::relocate): Likewise.
7878 (Target_x86_64::Relocate::relocate_tls): Likewise.
7880 2008-03-25 Ben Elliston <bje@au.ibm.com>
7882 * yyscript.y: Fix spelling error in comment.
7884 2008-03-24 Ian Lance Taylor <iant@google.com>
7886 * options.h (class General_options): Define build_id option.
7887 * layout.h (class Layout): Declare write_build_id, create_note,
7888 create_build_id. Add build_id_note_ member.
7889 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7890 "libiberty.h", "md5.h", "sha1.h".
7891 (Layout::Layout): Initialize eh_frame_data_,
7892 eh_frame_hdr_section_, and build_id_note_.
7893 (Layout::finalize): Call create_build_id.
7894 (Layout::create_note): New function, broken out of
7895 Layout::create_gold_note.
7896 (Layout::create_gold_note): Call create_note.
7897 (Layout::create_build_id): New function.
7898 (Layout::write_build_id): New function.
7899 (Close_task_runner::run): Call write_build_id.
7901 * x86_64.cc: Correct license to GPLv3.
7903 2008-03-23 Ian Lance Taylor <iant@google.com>
7905 * options.cc: Include "demangle.h".
7906 (parse_optional_string): New function.
7907 (parse_long_option): Handle takes_optional_argument.
7908 (parse_short_option): Update dash_z initializer. Handle
7909 takes_optional_argument.
7910 (General_options::General_options): Initialize do_demangle_.
7911 (General_options::finalize): Set do_demangle_. Handle demangling
7913 * options.h (parse_optional_string): Declare.
7914 (struct One_option): Add optional_arg field. Update constructor.
7915 Update call constructor calls. Add takes_optional_argument
7917 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7918 (DEFINE_optional_string): Define.
7919 (General_options::demangle): Change from DEFINE_bool to
7920 DEFINE_optional_string.
7921 (General_options::no_demangle): New function.
7922 (General_options::do_demangle): New function.
7923 (General_options::set_do_demangle): New function.
7924 (General_options::execstack_status_): Move definition to end of
7926 (General_options::static_): Likewise.
7927 (General_options::do_demangle_): New field.
7928 * object.cc (big_endian>::get_symbol_location_info): Call
7929 Options::do_demangle, not Options::demangle.
7930 * symtab.cc (demangle): Likewise.
7932 2008-03-22 Ian Lance Taylor <iant@google.com>
7934 * gold.h: Include <cstddef> and <sys/types.h>
7935 * options.h: Include <cstring>.
7937 2008-03-21 Ian Lance Taylor <iant@google.com>
7939 * Added source code to GNU binutils.